WebRtc_Word32 -> int32_t in video_capture/

BUG=314

Review URL: https://webrtc-codereview.appspot.com/1298005

git-svn-id: http://webrtc.googlecode.com/svn/trunk/webrtc@3811 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/modules/video_capture/android/device_info_android.cc b/modules/video_capture/android/device_info_android.cc
index ca16ebf..e2e6f8a 100644
--- a/modules/video_capture/android/device_info_android.cc
+++ b/modules/video_capture/android/device_info_android.cc
@@ -30,7 +30,7 @@
 }
 
 VideoCaptureModule::DeviceInfo*
-VideoCaptureImpl::CreateDeviceInfo (const WebRtc_Word32 id) {
+VideoCaptureImpl::CreateDeviceInfo (const int32_t id) {
   videocapturemodule::DeviceInfoAndroid *deviceInfo =
       new videocapturemodule::DeviceInfoAndroid(id);
   if (deviceInfo && deviceInfo->Init() != 0) {
@@ -40,18 +40,18 @@
   return deviceInfo;
 }
 
-DeviceInfoAndroid::DeviceInfoAndroid(const WebRtc_Word32 id) :
+DeviceInfoAndroid::DeviceInfoAndroid(const int32_t id) :
     DeviceInfoImpl(id) {
 }
 
-WebRtc_Word32 DeviceInfoAndroid::Init() {
+int32_t DeviceInfoAndroid::Init() {
   return 0;
 }
 
 DeviceInfoAndroid::~DeviceInfoAndroid() {
 }
 
-WebRtc_UWord32 DeviceInfoAndroid::NumberOfDevices() {
+uint32_t DeviceInfoAndroid::NumberOfDevices() {
   JNIEnv *env;
   jclass javaCmDevInfoClass;
   jobject javaCmDevInfoObject;
@@ -83,19 +83,19 @@
   return 0;
 }
 
-WebRtc_Word32 DeviceInfoAndroid::GetDeviceName(
-    WebRtc_UWord32 deviceNumber,
+int32_t DeviceInfoAndroid::GetDeviceName(
+    uint32_t deviceNumber,
     char* deviceNameUTF8,
-    WebRtc_UWord32 deviceNameLength,
+    uint32_t deviceNameLength,
     char* deviceUniqueIdUTF8,
-    WebRtc_UWord32 deviceUniqueIdUTF8Length,
+    uint32_t deviceUniqueIdUTF8Length,
     char* /*productUniqueIdUTF8*/,
-    WebRtc_UWord32 /*productUniqueIdUTF8Length*/) {
+    uint32_t /*productUniqueIdUTF8Length*/) {
 
   JNIEnv *env;
   jclass javaCmDevInfoClass;
   jobject javaCmDevInfoObject;
-  WebRtc_Word32 result = 0;
+  int32_t result = 0;
   bool attached = false;
   if (VideoCaptureAndroid::AttachAndUseAndroidDeviceInfoObjects(
           env,
@@ -122,7 +122,7 @@
           ,&isCopy);
       const jsize javaDeviceNameCharLength =
           env->GetStringUTFLength((jstring) javaDeviceNameObj);
-      if ((WebRtc_UWord32) javaDeviceNameCharLength <
+      if ((uint32_t) javaDeviceNameCharLength <
           deviceUniqueIdUTF8Length) {
         memcpy(deviceUniqueIdUTF8,
                javaDeviceNameChar,
@@ -134,7 +134,7 @@
                      __FUNCTION__);
         result = -1;
       }
-      if ((WebRtc_UWord32) javaDeviceNameCharLength < deviceNameLength) {
+      if ((uint32_t) javaDeviceNameCharLength < deviceNameLength) {
         memcpy(deviceNameUTF8,
                javaDeviceNameChar,
                javaDeviceNameCharLength + 1);
@@ -159,7 +159,7 @@
 
 }
 
-WebRtc_Word32 DeviceInfoAndroid::CreateCapabilityMap(
+int32_t DeviceInfoAndroid::CreateCapabilityMap(
     const char* deviceUniqueIdUTF8) {
   MapItem* item = NULL;
   while ((item = _captureCapabilities.Last())) {
@@ -264,7 +264,7 @@
   return _captureCapabilities.Size();
 }
 
-WebRtc_Word32 DeviceInfoAndroid::GetOrientation(
+int32_t DeviceInfoAndroid::GetOrientation(
     const char* deviceUniqueIdUTF8,
     VideoCaptureRotation& orientation) {
   JNIEnv *env;
@@ -301,7 +301,7 @@
                                          capureIdString);
   VideoCaptureAndroid::ReleaseAndroidDeviceInfoObjects(attached);
 
-  WebRtc_Word32 retValue = 0;
+  int32_t retValue = 0;
   switch (jorientation) {
     case -1: // Error
       orientation = kCameraRotate0;
diff --git a/modules/video_capture/android/device_info_android.h b/modules/video_capture/android/device_info_android.h
index 4db3445..bfebd9c 100644
--- a/modules/video_capture/android/device_info_android.h
+++ b/modules/video_capture/android/device_info_android.h
@@ -30,28 +30,28 @@
 
  public:
   static void SetAndroidCaptureClasses(jclass capabilityClass);
-  DeviceInfoAndroid(const WebRtc_Word32 id);
-  WebRtc_Word32 Init();
+  DeviceInfoAndroid(const int32_t id);
+  int32_t Init();
   virtual ~DeviceInfoAndroid();
-  virtual WebRtc_UWord32 NumberOfDevices();
-  virtual WebRtc_Word32 GetDeviceName(
-      WebRtc_UWord32 deviceNumber,
+  virtual uint32_t NumberOfDevices();
+  virtual int32_t GetDeviceName(
+      uint32_t deviceNumber,
       char* deviceNameUTF8,
-      WebRtc_UWord32 deviceNameLength,
+      uint32_t deviceNameLength,
       char* deviceUniqueIdUTF8,
-      WebRtc_UWord32 deviceUniqueIdUTF8Length,
+      uint32_t deviceUniqueIdUTF8Length,
       char* productUniqueIdUTF8 = 0,
-      WebRtc_UWord32 productUniqueIdUTF8Length = 0);
-  virtual WebRtc_Word32 CreateCapabilityMap(const char* deviceUniqueIdUTF8);
+      uint32_t productUniqueIdUTF8Length = 0);
+  virtual int32_t CreateCapabilityMap(const char* deviceUniqueIdUTF8);
 
-  virtual WebRtc_Word32 DisplayCaptureSettingsDialogBox(
+  virtual int32_t DisplayCaptureSettingsDialogBox(
       const char* /*deviceUniqueIdUTF8*/,
       const char* /*dialogTitleUTF8*/,
       void* /*parentWindow*/,
-      WebRtc_UWord32 /*positionX*/,
-      WebRtc_UWord32 /*positionY*/) { return -1; }
-  virtual WebRtc_Word32 GetOrientation(const char* deviceUniqueIdUTF8,
-                                       VideoCaptureRotation& orientation);
+      uint32_t /*positionX*/,
+      uint32_t /*positionY*/) { return -1; }
+  virtual int32_t GetOrientation(const char* deviceUniqueIdUTF8,
+                                 VideoCaptureRotation& orientation);
  private:
   bool IsDeviceNameMatches(const char* name, const char* deviceUniqueIdUTF8);
   enum {_expectedCaptureDelay = 190};
diff --git a/modules/video_capture/android/video_capture_android.cc b/modules/video_capture/android/video_capture_android.cc
index 7321495..b8ee514 100644
--- a/modules/video_capture/android/video_capture_android.cc
+++ b/modules/video_capture/android/video_capture_android.cc
@@ -21,7 +21,7 @@
 #if defined(WEBRTC_ANDROID) && !defined(WEBRTC_CHROMIUM_BUILD)
 // TODO(leozwang) These SetAndroidVM apis will be refactored, thus we only
 // keep and reference java vm.
-WebRtc_Word32 SetCaptureAndroidVM(void* javaVM, void* javaContext) {
+int32_t SetCaptureAndroidVM(void* javaVM, void* javaContext) {
   return videocapturemodule::VideoCaptureAndroid::SetAndroidObjects(
       javaVM,
       javaContext);
@@ -32,7 +32,7 @@
 {
 
 VideoCaptureModule* VideoCaptureImpl::Create(
-    const WebRtc_Word32 id,
+    const int32_t id,
     const char* deviceUniqueIdUTF8) {
 
   RefCountImpl<videocapturemodule::VideoCaptureAndroid>* implementation =
@@ -64,8 +64,8 @@
 /*
  * Register references to Java Capture class.
  */
-WebRtc_Word32 VideoCaptureAndroid::SetAndroidObjects(void* javaVM,
-                                                     void* javaContext) {
+int32_t VideoCaptureAndroid::SetAndroidObjects(void* javaVM,
+                                               void* javaContext) {
 
   g_jvm = static_cast<JavaVM*> (javaVM);
   g_javaContext = static_cast<jobject> (javaContext);
@@ -232,7 +232,7 @@
   return 0;
 }
 
-WebRtc_Word32 VideoCaptureAndroid::AttachAndUseAndroidDeviceInfoObjects(
+int32_t VideoCaptureAndroid::AttachAndUseAndroidDeviceInfoObjects(
     JNIEnv*& env,
     jclass& javaCmDevInfoClass,
     jobject& javaCmDevInfoObject,
@@ -263,7 +263,7 @@
 
 }
 
-WebRtc_Word32 VideoCaptureAndroid::ReleaseAndroidDeviceInfoObjects(
+int32_t VideoCaptureAndroid::ReleaseAndroidDeviceInfoObjects(
     bool attached) {
   if (attached && g_jvm->DetachCurrentThread() < 0) {
     WEBRTC_TRACE(webrtc::kTraceWarning, webrtc::kTraceVideoCapture, -1,
@@ -290,14 +290,14 @@
   WEBRTC_TRACE(webrtc::kTraceInfo, webrtc::kTraceVideoCapture,
                -1, "%s: IncomingFrame %d", __FUNCTION__,length);
   jbyte* cameraFrame= env->GetByteArrayElements(javaCameraFrame,NULL);
-  captureModule->IncomingFrame((WebRtc_UWord8*) cameraFrame,
+  captureModule->IncomingFrame((uint8_t*) cameraFrame,
                                length,captureModule->_frameInfo,0);
   env->ReleaseByteArrayElements(javaCameraFrame,cameraFrame,JNI_ABORT);
 }
 
 
 
-VideoCaptureAndroid::VideoCaptureAndroid(const WebRtc_Word32 id)
+VideoCaptureAndroid::VideoCaptureAndroid(const int32_t id)
     : VideoCaptureImpl(id), _capInfo(id), _javaCaptureObj(NULL),
       _captureStarted(false) {
   WEBRTC_TRACE(webrtc::kTraceDebug, webrtc::kTraceVideoCapture, -1,
@@ -310,8 +310,8 @@
 //  Initializes needed Java resources like the JNI interface to
 //  VideoCaptureAndroid.java
 // ----------------------------------------------------------------------------
-WebRtc_Word32 VideoCaptureAndroid::Init(const WebRtc_Word32 id,
-                                        const char* deviceUniqueIdUTF8) {
+int32_t VideoCaptureAndroid::Init(const int32_t id,
+                                  const char* deviceUniqueIdUTF8) {
   const int nameLength = strlen(deviceUniqueIdUTF8);
   if (nameLength >= kVideoCaptureUniqueNameLength) {
     return -1;
@@ -468,14 +468,14 @@
   }
 }
 
-WebRtc_Word32 VideoCaptureAndroid::StartCapture(
+int32_t VideoCaptureAndroid::StartCapture(
     const VideoCaptureCapability& capability) {
   CriticalSectionScoped cs(&_apiCs);
   WEBRTC_TRACE(webrtc::kTraceStateInfo, webrtc::kTraceVideoCapture, -1,
                "%s: ", __FUNCTION__);
 
   bool isAttached = false;
-  WebRtc_Word32 result = 0;
+  int32_t result = 0;
   // get the JNI env for this thread
   JNIEnv *env;
   if (g_jvm->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK) {
@@ -538,13 +538,13 @@
   return result;
 }
 
-WebRtc_Word32 VideoCaptureAndroid::StopCapture() {
+int32_t VideoCaptureAndroid::StopCapture() {
   CriticalSectionScoped cs(&_apiCs);
   WEBRTC_TRACE(webrtc::kTraceStateInfo, webrtc::kTraceVideoCapture, -1,
                "%s: ", __FUNCTION__);
 
   bool isAttached = false;
-  WebRtc_Word32 result = 0;
+  int32_t result = 0;
   // get the JNI env for this thread
   JNIEnv *env = NULL;
   if (g_jvm->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK) {
@@ -598,7 +598,7 @@
   return _captureStarted;
 }
 
-WebRtc_Word32 VideoCaptureAndroid::CaptureSettings(
+int32_t VideoCaptureAndroid::CaptureSettings(
     VideoCaptureCapability& settings) {
   CriticalSectionScoped cs(&_apiCs);
   WEBRTC_TRACE(webrtc::kTraceStateInfo, webrtc::kTraceVideoCapture, -1,
@@ -607,7 +607,7 @@
   return 0;
 }
 
-WebRtc_Word32 VideoCaptureAndroid::SetCaptureRotation(
+int32_t VideoCaptureAndroid::SetCaptureRotation(
     VideoCaptureRotation rotation) {
   CriticalSectionScoped cs(&_apiCs);
   if (VideoCaptureImpl::SetCaptureRotation(rotation) == 0) {
diff --git a/modules/video_capture/android/video_capture_android.h b/modules/video_capture/android/video_capture_android.h
index 3fd7e64..2a87eb2 100644
--- a/modules/video_capture/android/video_capture_android.h
+++ b/modules/video_capture/android/video_capture_android.h
@@ -22,25 +22,24 @@
 
 class VideoCaptureAndroid : public VideoCaptureImpl {
  public:
-  static WebRtc_Word32 SetAndroidObjects(void* javaVM, void* javaContext);
-  static WebRtc_Word32 AttachAndUseAndroidDeviceInfoObjects(
+  static int32_t SetAndroidObjects(void* javaVM, void* javaContext);
+  static int32_t AttachAndUseAndroidDeviceInfoObjects(
       JNIEnv*& env,
       jclass& javaCmDevInfoClass,
       jobject& javaCmDevInfoObject,
       bool& attached);
-  static WebRtc_Word32 ReleaseAndroidDeviceInfoObjects(bool attached);
+  static int32_t ReleaseAndroidDeviceInfoObjects(bool attached);
 
-  VideoCaptureAndroid(const WebRtc_Word32 id);
-  virtual WebRtc_Word32 Init(const WebRtc_Word32 id,
-                             const char* deviceUniqueIdUTF8);
+  VideoCaptureAndroid(const int32_t id);
+  virtual int32_t Init(const int32_t id, const char* deviceUniqueIdUTF8);
 
 
-  virtual WebRtc_Word32 StartCapture(
+  virtual int32_t StartCapture(
       const VideoCaptureCapability& capability);
-  virtual WebRtc_Word32 StopCapture();
+  virtual int32_t StopCapture();
   virtual bool CaptureStarted();
-  virtual WebRtc_Word32 CaptureSettings(VideoCaptureCapability& settings);
-  virtual WebRtc_Word32 SetCaptureRotation(VideoCaptureRotation rotation);
+  virtual int32_t CaptureSettings(VideoCaptureCapability& settings);
+  virtual int32_t SetCaptureRotation(VideoCaptureRotation rotation);
 
  protected:
   virtual ~VideoCaptureAndroid();
diff --git a/modules/video_capture/device_info_impl.cc b/modules/video_capture/device_info_impl.cc
index e0d5e7e..a174934 100644
--- a/modules/video_capture/device_info_impl.cc
+++ b/modules/video_capture/device_info_impl.cc
@@ -21,7 +21,7 @@
 {
 namespace videocapturemodule
 {
-DeviceInfoImpl::DeviceInfoImpl(const WebRtc_Word32 id)
+DeviceInfoImpl::DeviceInfoImpl(const int32_t id)
     : _id(id), _apiLock(*RWLockWrapper::CreateRWLock()), _lastUsedDeviceName(NULL),
       _lastUsedDeviceNameLength(0)
 {
@@ -42,7 +42,7 @@
 
     delete &_apiLock;
 }
-WebRtc_Word32 DeviceInfoImpl::NumberOfCapabilities(
+int32_t DeviceInfoImpl::NumberOfCapabilities(
                                         const char* deviceUniqueIdUTF8)
 {
 
@@ -73,13 +73,13 @@
     _apiLock.ReleaseLockShared();
     WriteLockScoped cs2(_apiLock);
 
-    WebRtc_Word32 ret = CreateCapabilityMap(deviceUniqueIdUTF8);
+    int32_t ret = CreateCapabilityMap(deviceUniqueIdUTF8);
     return ret;
 }
 
-WebRtc_Word32 DeviceInfoImpl::GetCapability(const char* deviceUniqueIdUTF8,
-                                            const WebRtc_UWord32 deviceCapabilityNumber,
-                                            VideoCaptureCapability& capability)
+int32_t DeviceInfoImpl::GetCapability(const char* deviceUniqueIdUTF8,
+                                      const uint32_t deviceCapabilityNumber,
+                                      VideoCaptureCapability& capability)
 {
 
     if (!deviceUniqueIdUTF8)
@@ -143,7 +143,7 @@
     return 0;
 }
 
-WebRtc_Word32 DeviceInfoImpl::GetBestMatchedCapability(
+int32_t DeviceInfoImpl::GetBestMatchedCapability(
                                         const char*deviceUniqueIdUTF8,
                                         const VideoCaptureCapability& requested,
                                         VideoCaptureCapability& resulting)
@@ -175,16 +175,16 @@
         _apiLock.AcquireLockShared();
     }
 
-    WebRtc_Word32 bestformatIndex = -1;
-    WebRtc_Word32 bestWidth = 0;
-    WebRtc_Word32 bestHeight = 0;
-    WebRtc_Word32 bestFrameRate = 0;
+    int32_t bestformatIndex = -1;
+    int32_t bestWidth = 0;
+    int32_t bestHeight = 0;
+    int32_t bestFrameRate = 0;
     RawVideoType bestRawType = kVideoUnknown;
     webrtc::VideoCodecType bestCodecType = webrtc::kVideoCodecUnknown;
 
-    const WebRtc_Word32 numberOfCapabilies = _captureCapabilities.Size();
+    const int32_t numberOfCapabilies = _captureCapabilities.Size();
 
-    for (WebRtc_Word32 tmp = 0; tmp < numberOfCapabilies; ++tmp) // Loop through all capabilities
+    for (int32_t tmp = 0; tmp < numberOfCapabilies; ++tmp) // Loop through all capabilities
     {
         MapItem* item = _captureCapabilities.Find(tmp);
         if (!item)
@@ -193,13 +193,13 @@
         VideoCaptureCapability& capability = *static_cast<VideoCaptureCapability*>
                                               (item->GetItem());
 
-        const WebRtc_Word32 diffWidth = capability.width - requested.width;
-        const WebRtc_Word32 diffHeight = capability.height - requested.height;
-        const WebRtc_Word32 diffFrameRate = capability.maxFPS - requested.maxFPS;
+        const int32_t diffWidth = capability.width - requested.width;
+        const int32_t diffHeight = capability.height - requested.height;
+        const int32_t diffFrameRate = capability.maxFPS - requested.maxFPS;
 
-        const WebRtc_Word32 currentbestDiffWith = bestWidth - requested.width;
-        const WebRtc_Word32 currentbestDiffHeight = bestHeight - requested.height;
-        const WebRtc_Word32 currentbestDiffFrameRate = bestFrameRate - requested.maxFPS;
+        const int32_t currentbestDiffWith = bestWidth - requested.width;
+        const int32_t currentbestDiffHeight = bestHeight - requested.height;
+        const int32_t currentbestDiffFrameRate = bestFrameRate - requested.maxFPS;
 
         if ((diffHeight >= 0 && diffHeight <= abs(currentbestDiffHeight)) // Height better or equalt that previouse.
             || (currentbestDiffHeight < 0 && diffHeight >= currentbestDiffHeight))
@@ -311,16 +311,16 @@
 }
 
 /* Returns the expected Capture delay*/
-WebRtc_Word32 DeviceInfoImpl::GetExpectedCaptureDelay(
+int32_t DeviceInfoImpl::GetExpectedCaptureDelay(
                                           const DelayValues delayValues[],
-                                          const WebRtc_UWord32 sizeOfDelayValues,
+                                          const uint32_t sizeOfDelayValues,
                                           const char* productId,
-                                          const WebRtc_UWord32 width,
-                                          const WebRtc_UWord32 height)
+                                          const uint32_t width,
+                                          const uint32_t height)
 {
-    WebRtc_Word32 bestDelay = kDefaultCaptureDelay;
+    int32_t bestDelay = kDefaultCaptureDelay;
 
-    for (WebRtc_UWord32 device = 0; device < sizeOfDelayValues; ++device)
+    for (uint32_t device = 0; device < sizeOfDelayValues; ++device)
     {
         if (delayValues[device].productId && strncmp((char*) productId,
                                                      (char*) delayValues[device].productId,
@@ -328,19 +328,19 @@
         {
             // We have found the camera
 
-            WebRtc_Word32 bestWidth = 0;
-            WebRtc_Word32 bestHeight = 0;
+            int32_t bestWidth = 0;
+            int32_t bestHeight = 0;
 
             //Loop through all tested sizes and find one that seems fitting
-            for (WebRtc_UWord32 delayIndex = 0; delayIndex < NoOfDelayValues; ++delayIndex)
+            for (uint32_t delayIndex = 0; delayIndex < NoOfDelayValues; ++delayIndex)
             {
                 const DelayValue& currentValue = delayValues[device].delayValues[delayIndex];
 
-                const WebRtc_Word32 diffWidth = currentValue.width - width;
-                const WebRtc_Word32 diffHeight = currentValue.height - height;
+                const int32_t diffWidth = currentValue.width - width;
+                const int32_t diffHeight = currentValue.height - height;
 
-                const WebRtc_Word32 currentbestDiffWith = bestWidth - width;
-                const WebRtc_Word32 currentbestDiffHeight = bestHeight - height;
+                const int32_t currentbestDiffWith = bestWidth - width;
+                const int32_t currentbestDiffHeight = bestHeight - height;
 
                 if ((diffHeight >= 0 && diffHeight <= abs(currentbestDiffHeight)) // Height better or equal than previous.
                     || (currentbestDiffHeight < 0 && diffHeight >= currentbestDiffHeight))
@@ -388,8 +388,8 @@
 }
 
 //Default implementation. This should be overridden by Mobile implementations.
-WebRtc_Word32 DeviceInfoImpl::GetOrientation(const char* deviceUniqueIdUTF8,
-                                             VideoCaptureRotation& orientation)
+int32_t DeviceInfoImpl::GetOrientation(const char* deviceUniqueIdUTF8,
+                                       VideoCaptureRotation& orientation)
 {
     orientation = kCameraRotate0;
     return -1;
diff --git a/modules/video_capture/device_info_impl.h b/modules/video_capture/device_info_impl.h
index 0bc4711..1634c61 100644
--- a/modules/video_capture/device_info_impl.h
+++ b/modules/video_capture/device_info_impl.h
@@ -24,44 +24,44 @@
 class DeviceInfoImpl: public VideoCaptureModule::DeviceInfo
 {
 public:
-    DeviceInfoImpl(const WebRtc_Word32 id);
+    DeviceInfoImpl(const int32_t id);
     virtual ~DeviceInfoImpl(void);
-    virtual WebRtc_Word32 NumberOfCapabilities(const char* deviceUniqueIdUTF8);
-    virtual WebRtc_Word32 GetCapability(
+    virtual int32_t NumberOfCapabilities(const char* deviceUniqueIdUTF8);
+    virtual int32_t GetCapability(
         const char* deviceUniqueIdUTF8,
-        const WebRtc_UWord32 deviceCapabilityNumber,
+        const uint32_t deviceCapabilityNumber,
         VideoCaptureCapability& capability);
 
-    virtual WebRtc_Word32 GetBestMatchedCapability(
+    virtual int32_t GetBestMatchedCapability(
         const char* deviceUniqueIdUTF8,
         const VideoCaptureCapability& requested,
         VideoCaptureCapability& resulting);
-    virtual WebRtc_Word32 GetOrientation(
+    virtual int32_t GetOrientation(
         const char* deviceUniqueIdUTF8,
         VideoCaptureRotation& orientation);
 
 protected:
     /* Initialize this object*/
 
-    virtual WebRtc_Word32 Init()=0;
+    virtual int32_t Init()=0;
     /*
      * Fills the member variable _captureCapabilities with capabilities for the given device name.
      */
-    virtual WebRtc_Word32 CreateCapabilityMap(const char* deviceUniqueIdUTF8)=0;
+    virtual int32_t CreateCapabilityMap(const char* deviceUniqueIdUTF8)=0;
 
     /* Returns the expected Capture delay*/
-    WebRtc_Word32 GetExpectedCaptureDelay(const DelayValues delayValues[],
-                                          const WebRtc_UWord32 sizeOfDelayValues,
-                                          const char* productId,
-                                          const WebRtc_UWord32 width,
-                                          const WebRtc_UWord32 height);
+    int32_t GetExpectedCaptureDelay(const DelayValues delayValues[],
+                                    const uint32_t sizeOfDelayValues,
+                                    const char* productId,
+                                    const uint32_t width,
+                                    const uint32_t height);
 protected:
     // Data members
-    WebRtc_Word32 _id;
+    int32_t _id;
     MapWrapper _captureCapabilities;
     RWLockWrapper& _apiLock;
     char* _lastUsedDeviceName;
-    WebRtc_UWord32 _lastUsedDeviceNameLength;
+    uint32_t _lastUsedDeviceNameLength;
 };
 } //namespace videocapturemodule
 } // namespace webrtc
diff --git a/modules/video_capture/external/device_info_external.cc b/modules/video_capture/external/device_info_external.cc
index ab70bda..64dfa16 100644
--- a/modules/video_capture/external/device_info_external.cc
+++ b/modules/video_capture/external/device_info_external.cc
@@ -17,34 +17,34 @@
 
 class ExternalDeviceInfo : public DeviceInfoImpl {
  public:
-  ExternalDeviceInfo(const WebRtc_Word32 id)
+  ExternalDeviceInfo(const int32_t id)
       : DeviceInfoImpl(id) {
   }
   virtual ~ExternalDeviceInfo() {}
-  virtual WebRtc_UWord32 NumberOfDevices() { return 0; }
-  virtual WebRtc_Word32 DisplayCaptureSettingsDialogBox(
+  virtual uint32_t NumberOfDevices() { return 0; }
+  virtual int32_t DisplayCaptureSettingsDialogBox(
       const char* /*deviceUniqueIdUTF8*/,
       const char* /*dialogTitleUTF8*/,
       void* /*parentWindow*/,
-      WebRtc_UWord32 /*positionX*/,
-      WebRtc_UWord32 /*positionY*/) { return -1; }
-  virtual WebRtc_Word32 GetDeviceName(
-      WebRtc_UWord32 deviceNumber,
+      uint32_t /*positionX*/,
+      uint32_t /*positionY*/) { return -1; }
+  virtual int32_t GetDeviceName(
+      uint32_t deviceNumber,
       char* deviceNameUTF8,
-      WebRtc_UWord32 deviceNameLength,
+      uint32_t deviceNameLength,
       char* deviceUniqueIdUTF8,
-      WebRtc_UWord32 deviceUniqueIdUTF8Length,
+      uint32_t deviceUniqueIdUTF8Length,
       char* productUniqueIdUTF8=0,
-      WebRtc_UWord32 productUniqueIdUTF8Length=0) {
+      uint32_t productUniqueIdUTF8Length=0) {
     return -1;
   }
-  virtual WebRtc_Word32 CreateCapabilityMap(
+  virtual int32_t CreateCapabilityMap(
       const char* deviceUniqueIdUTF8) { return 0; }
-  virtual WebRtc_Word32 Init() { return 0; }
+  virtual int32_t Init() { return 0; }
 };
 
 VideoCaptureModule::DeviceInfo* VideoCaptureImpl::CreateDeviceInfo(
-    const WebRtc_Word32 id) {
+    const int32_t id) {
   return new ExternalDeviceInfo(id);
 }
 
diff --git a/modules/video_capture/external/video_capture_external.cc b/modules/video_capture/external/video_capture_external.cc
index dcc59aa..5ec2b04 100644
--- a/modules/video_capture/external/video_capture_external.cc
+++ b/modules/video_capture/external/video_capture_external.cc
@@ -16,7 +16,7 @@
 namespace videocapturemodule {
 
 VideoCaptureModule* VideoCaptureImpl::Create(
-    const WebRtc_Word32 id,
+    const int32_t id,
     const char* deviceUniqueIdUTF8) {
   RefCountImpl<VideoCaptureImpl>* implementation =
       new RefCountImpl<VideoCaptureImpl>(id);
diff --git a/modules/video_capture/include/video_capture.h b/modules/video_capture/include/video_capture.h
index 736a539..ca04fb7 100644
--- a/modules/video_capture/include/video_capture.h
+++ b/modules/video_capture/include/video_capture.h
@@ -17,7 +17,7 @@
 namespace webrtc {
 
 #if defined(WEBRTC_ANDROID) && !defined(WEBRTC_CHROMIUM_BUILD)
-WebRtc_Word32 SetCaptureAndroidVM(void* javaVM, void* javaContext);
+int32_t SetCaptureAndroidVM(void* javaVM, void* javaContext);
 #endif
 
 class VideoCaptureModule: public RefCountedModule {
@@ -25,7 +25,7 @@
   // Interface for receiving information about available camera devices.
   class DeviceInfo {
    public:
-    virtual WebRtc_UWord32 NumberOfDevices() = 0;
+    virtual uint32_t NumberOfDevices() = 0;
 
     // Returns the available capture devices.
     // deviceNumber   - Index of capture device.
@@ -34,93 +34,91 @@
     //                      Otherwise same as deviceNameUTF8.
     // productUniqueIdUTF8 - Unique product id if it exist.
     //                       Null terminated otherwise.
-    virtual WebRtc_Word32 GetDeviceName(
-        WebRtc_UWord32 deviceNumber,
+    virtual int32_t GetDeviceName(
+        uint32_t deviceNumber,
         char* deviceNameUTF8,
-        WebRtc_UWord32 deviceNameLength,
+        uint32_t deviceNameLength,
         char* deviceUniqueIdUTF8,
-        WebRtc_UWord32 deviceUniqueIdUTF8Length,
+        uint32_t deviceUniqueIdUTF8Length,
         char* productUniqueIdUTF8 = 0,
-        WebRtc_UWord32 productUniqueIdUTF8Length = 0) = 0;
+        uint32_t productUniqueIdUTF8Length = 0) = 0;
 
 
     // Returns the number of capabilities this device.
-    virtual WebRtc_Word32 NumberOfCapabilities(
+    virtual int32_t NumberOfCapabilities(
         const char* deviceUniqueIdUTF8) = 0;
 
     // Gets the capabilities of the named device.
-    virtual WebRtc_Word32 GetCapability(
+    virtual int32_t GetCapability(
         const char* deviceUniqueIdUTF8,
-        const WebRtc_UWord32 deviceCapabilityNumber,
+        const uint32_t deviceCapabilityNumber,
         VideoCaptureCapability& capability) = 0;
 
     // Gets clockwise angle the captured frames should be rotated in order
     // to be displayed correctly on a normally rotated display.
-    virtual WebRtc_Word32 GetOrientation(
+    virtual int32_t GetOrientation(
         const char* deviceUniqueIdUTF8,
         VideoCaptureRotation& orientation) = 0;
 
     // Gets the capability that best matches the requested width, height and
     // frame rate.
     // Returns the deviceCapabilityNumber on success.
-    virtual WebRtc_Word32 GetBestMatchedCapability(
+    virtual int32_t GetBestMatchedCapability(
         const char* deviceUniqueIdUTF8,
         const VideoCaptureCapability& requested,
         VideoCaptureCapability& resulting) = 0;
 
      // Display OS /capture device specific settings dialog
-    virtual WebRtc_Word32 DisplayCaptureSettingsDialogBox(
+    virtual int32_t DisplayCaptureSettingsDialogBox(
         const char* deviceUniqueIdUTF8,
         const char* dialogTitleUTF8,
         void* parentWindow,
-        WebRtc_UWord32 positionX,
-        WebRtc_UWord32 positionY) = 0;
+        uint32_t positionX,
+        uint32_t positionY) = 0;
 
     virtual ~DeviceInfo() {}
   };
 
   class VideoCaptureEncodeInterface {
    public:
-    virtual WebRtc_Word32 ConfigureEncoder(const VideoCodec& codec,
-                                           WebRtc_UWord32 maxPayloadSize) = 0;
+    virtual int32_t ConfigureEncoder(const VideoCodec& codec,
+                                     uint32_t maxPayloadSize) = 0;
     // Inform the encoder about the new target bit rate.
     //  - newBitRate       : New target bit rate in Kbit/s.
     //  - frameRate        : The target frame rate.
-    virtual WebRtc_Word32 SetRates(WebRtc_Word32 newBitRate,
-                                   WebRtc_Word32 frameRate) = 0;
+    virtual int32_t SetRates(int32_t newBitRate, int32_t frameRate) = 0;
     // Inform the encoder about the packet loss and the round-trip time.
     //   - packetLoss   : Fraction lost
     //                    (loss rate in percent = 100 * packetLoss / 255).
     //   - rtt          : Round-trip time in milliseconds.
-    virtual WebRtc_Word32 SetChannelParameters(WebRtc_UWord32 packetLoss,
-                                               int rtt) = 0;
+    virtual int32_t SetChannelParameters(uint32_t packetLoss, int rtt) = 0;
 
     // Encode the next frame as key frame.
-    virtual WebRtc_Word32 EncodeFrameType(const FrameType type) = 0;
+    virtual int32_t EncodeFrameType(const FrameType type) = 0;
   protected:
     virtual ~VideoCaptureEncodeInterface() {
     }
   };
 
   //   Register capture data callback
-  virtual WebRtc_Word32 RegisterCaptureDataCallback(
+  virtual int32_t RegisterCaptureDataCallback(
       VideoCaptureDataCallback& dataCallback) = 0;
 
   //  Remove capture data callback
-  virtual WebRtc_Word32 DeRegisterCaptureDataCallback() = 0;
+  virtual int32_t DeRegisterCaptureDataCallback() = 0;
 
   // Register capture callback.
-  virtual WebRtc_Word32 RegisterCaptureCallback(
+  virtual int32_t RegisterCaptureCallback(
       VideoCaptureFeedBack& callBack) = 0;
 
   //  Remove capture callback.
-  virtual WebRtc_Word32 DeRegisterCaptureCallback() = 0;
+  virtual int32_t DeRegisterCaptureCallback() = 0;
 
   // Start capture device
-  virtual WebRtc_Word32 StartCapture(
+  virtual int32_t StartCapture(
       const VideoCaptureCapability& capability) = 0;
 
-  virtual WebRtc_Word32 StopCapture() = 0;
+  virtual int32_t StopCapture() = 0;
 
   // Returns the name of the device used by this module.
   virtual const char* CurrentDeviceName() const = 0;
@@ -129,26 +127,26 @@
   virtual bool CaptureStarted() = 0;
 
   // Gets the current configuration.
-  virtual WebRtc_Word32 CaptureSettings(VideoCaptureCapability& settings) = 0;
+  virtual int32_t CaptureSettings(VideoCaptureCapability& settings) = 0;
 
-  virtual WebRtc_Word32 SetCaptureDelay(WebRtc_Word32 delayMS) = 0;
+  virtual int32_t SetCaptureDelay(int32_t delayMS) = 0;
 
   // Returns the current CaptureDelay. Only valid when the camera is running.
-  virtual WebRtc_Word32 CaptureDelay() = 0;
+  virtual int32_t CaptureDelay() = 0;
 
   // Set the rotation of the captured frames.
   // If the rotation is set to the same as returned by
   // DeviceInfo::GetOrientation the captured frames are
   // displayed correctly if rendered.
-  virtual WebRtc_Word32 SetCaptureRotation(VideoCaptureRotation rotation) = 0;
+  virtual int32_t SetCaptureRotation(VideoCaptureRotation rotation) = 0;
 
   // Gets a pointer to an encode interface if the capture device supports the
   // requested type and size.  NULL otherwise.
   virtual VideoCaptureEncodeInterface* GetEncodeInterface(
       const VideoCodec& codec) = 0;
 
-  virtual WebRtc_Word32 EnableFrameRateCallback(const bool enable) = 0;
-  virtual WebRtc_Word32 EnableNoPictureAlarm(const bool enable) = 0;
+  virtual int32_t EnableFrameRateCallback(const bool enable) = 0;
+  virtual int32_t EnableNoPictureAlarm(const bool enable) = 0;
 
 protected:
   virtual ~VideoCaptureModule() {};
diff --git a/modules/video_capture/include/video_capture_defines.h b/modules/video_capture/include/video_capture_defines.h
index 990ab63..bb20082 100644
--- a/modules/video_capture/include/video_capture_defines.h
+++ b/modules/video_capture/include/video_capture_defines.h
@@ -37,10 +37,10 @@
 
 struct VideoCaptureCapability
 {
-    WebRtc_Word32 width;
-    WebRtc_Word32 height;
-    WebRtc_Word32 maxFPS;
-    WebRtc_Word32 expectedCaptureDelay;
+    int32_t width;
+    int32_t height;
+    int32_t maxFPS;
+    int32_t expectedCaptureDelay;
     RawVideoType rawType;
     VideoCodecType codecType;
     bool interlaced;
@@ -117,12 +117,12 @@
 class VideoCaptureExternal
 {
 public:
-    virtual WebRtc_Word32 IncomingFrame(WebRtc_UWord8* videoFrame,
-                                        WebRtc_Word32 videoFrameLength,
-                                        const VideoCaptureCapability& frameInfo,
-                                        WebRtc_Word64 captureTime = 0) = 0;
-    virtual WebRtc_Word32 IncomingFrameI420(const VideoFrameI420& video_frame,
-                                            WebRtc_Word64 captureTime = 0) = 0;
+    virtual int32_t IncomingFrame(uint8_t* videoFrame,
+                                  int32_t videoFrameLength,
+                                  const VideoCaptureCapability& frameInfo,
+                                  int64_t captureTime = 0) = 0;
+    virtual int32_t IncomingFrameI420(const VideoFrameI420& video_frame,
+                                      int64_t captureTime = 0) = 0;
 protected:
     ~VideoCaptureExternal() {}
 };
@@ -131,13 +131,13 @@
 class VideoCaptureDataCallback
 {
 public:
-    virtual void OnIncomingCapturedFrame(const WebRtc_Word32 id,
+    virtual void OnIncomingCapturedFrame(const int32_t id,
                                          I420VideoFrame& videoFrame) = 0;
-    virtual void OnIncomingCapturedEncodedFrame(const WebRtc_Word32 id,
+    virtual void OnIncomingCapturedEncodedFrame(const int32_t id,
                                                 VideoFrame& videoFrame,
                                                 VideoCodecType codecType) = 0;
-    virtual void OnCaptureDelayChanged(const WebRtc_Word32 id,
-                                       const WebRtc_Word32 delay) = 0;
+    virtual void OnCaptureDelayChanged(const int32_t id,
+                                       const int32_t delay) = 0;
 protected:
     virtual ~VideoCaptureDataCallback(){}
 };
@@ -145,9 +145,9 @@
 class VideoCaptureFeedBack
 {
 public:
-    virtual void OnCaptureFrameRate(const WebRtc_Word32 id,
-                                    const WebRtc_UWord32 frameRate) = 0;
-    virtual void OnNoPictureAlarm(const WebRtc_Word32 id,
+    virtual void OnCaptureFrameRate(const int32_t id,
+                                    const uint32_t frameRate) = 0;
+    virtual void OnNoPictureAlarm(const int32_t id,
                                   const VideoCaptureAlarm alarm) = 0;
 protected:
     virtual ~VideoCaptureFeedBack(){}
diff --git a/modules/video_capture/include/video_capture_factory.h b/modules/video_capture/include/video_capture_factory.h
index 27c6eba..06219e3 100644
--- a/modules/video_capture/include/video_capture_factory.h
+++ b/modules/video_capture/include/video_capture_factory.h
@@ -24,20 +24,20 @@
   // id - unique identifier of this video capture module object.
   // deviceUniqueIdUTF8 - name of the device.
   //                      Available names can be found by using GetDeviceName
-  static VideoCaptureModule* Create(const WebRtc_Word32 id,
+  static VideoCaptureModule* Create(const int32_t id,
                                     const char* deviceUniqueIdUTF8);
 
   // Create a video capture module object used for external capture.
   // id - unique identifier of this video capture module object
   // externalCapture - [out] interface to call when a new frame is captured.
-  static VideoCaptureModule* Create(const WebRtc_Word32 id,
+  static VideoCaptureModule* Create(const int32_t id,
                                     VideoCaptureExternal*& externalCapture);
 
   static VideoCaptureModule::DeviceInfo* CreateDeviceInfo(
-      const WebRtc_Word32 id);
+      const int32_t id);
 
 #ifdef WEBRTC_ANDROID
-  static WebRtc_Word32 SetAndroidObjects(void* javaVM, void* javaContext);
+  static int32_t SetAndroidObjects(void* javaVM, void* javaContext);
 #endif
 
  private:
diff --git a/modules/video_capture/linux/device_info_linux.cc b/modules/video_capture/linux/device_info_linux.cc
index 239a292..186fdea 100644
--- a/modules/video_capture/linux/device_info_linux.cc
+++ b/modules/video_capture/linux/device_info_linux.cc
@@ -30,7 +30,7 @@
 namespace videocapturemodule
 {
 VideoCaptureModule::DeviceInfo*
-VideoCaptureImpl::CreateDeviceInfo(const WebRtc_Word32 id)
+VideoCaptureImpl::CreateDeviceInfo(const int32_t id)
 {
     videocapturemodule::DeviceInfoLinux *deviceInfo =
                     new videocapturemodule::DeviceInfoLinux(id);
@@ -42,12 +42,12 @@
     return deviceInfo;
 }
 
-DeviceInfoLinux::DeviceInfoLinux(const WebRtc_Word32 id)
+DeviceInfoLinux::DeviceInfoLinux(const int32_t id)
     : DeviceInfoImpl(id)
 {
 }
 
-WebRtc_Word32 DeviceInfoLinux::Init()
+int32_t DeviceInfoLinux::Init()
 {
     return 0;
 }
@@ -56,11 +56,11 @@
 {
 }
 
-WebRtc_UWord32 DeviceInfoLinux::NumberOfDevices()
+uint32_t DeviceInfoLinux::NumberOfDevices()
 {
     WEBRTC_TRACE(webrtc::kTraceApiCall, webrtc::kTraceVideoCapture, _id, "%s", __FUNCTION__);
 
-    WebRtc_UWord32 count = 0;
+    uint32_t count = 0;
     char device[20];
     int fd = -1;
 
@@ -78,19 +78,19 @@
     return count;
 }
 
-WebRtc_Word32 DeviceInfoLinux::GetDeviceName(
-                                         WebRtc_UWord32 deviceNumber,
+int32_t DeviceInfoLinux::GetDeviceName(
+                                         uint32_t deviceNumber,
                                          char* deviceNameUTF8,
-                                         WebRtc_UWord32 deviceNameLength,
+                                         uint32_t deviceNameLength,
                                          char* deviceUniqueIdUTF8,
-                                         WebRtc_UWord32 deviceUniqueIdUTF8Length,
+                                         uint32_t deviceUniqueIdUTF8Length,
                                          char* /*productUniqueIdUTF8*/,
-                                         WebRtc_UWord32 /*productUniqueIdUTF8Length*/)
+                                         uint32_t /*productUniqueIdUTF8Length*/)
 {
     WEBRTC_TRACE(webrtc::kTraceApiCall, webrtc::kTraceVideoCapture, _id, "%s", __FUNCTION__);
 
     // Travel through /dev/video [0-63]
-    WebRtc_UWord32 count = 0;
+    uint32_t count = 0;
     char device[20];
     int fd = -1;
     bool found = false;
@@ -160,15 +160,15 @@
     return 0;
 }
 
-WebRtc_Word32 DeviceInfoLinux::CreateCapabilityMap(
+int32_t DeviceInfoLinux::CreateCapabilityMap(
                                         const char* deviceUniqueIdUTF8)
 {
     int fd;
     char device[32];
     bool found = false;
 
-    const WebRtc_Word32 deviceUniqueIdUTF8Length =
-                            (WebRtc_Word32) strlen((char*) deviceUniqueIdUTF8);
+    const int32_t deviceUniqueIdUTF8Length =
+                            (int32_t) strlen((char*) deviceUniqueIdUTF8);
     if (deviceUniqueIdUTF8Length > kVideoCaptureUniqueNameLength)
     {
         WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceVideoCapture, _id, "Device name too long");
@@ -250,7 +250,7 @@
     return false;
 }
 
-WebRtc_Word32 DeviceInfoLinux::FillCapabilityMap(int fd)
+int32_t DeviceInfoLinux::FillCapabilityMap(int fd)
 {
 
     // set image format
diff --git a/modules/video_capture/linux/device_info_linux.h b/modules/video_capture/linux/device_info_linux.h
index 2826fe8..6aa53b8 100644
--- a/modules/video_capture/linux/device_info_linux.h
+++ b/modules/video_capture/linux/device_info_linux.h
@@ -21,29 +21,29 @@
 class DeviceInfoLinux: public DeviceInfoImpl
 {
 public:
-    DeviceInfoLinux(const WebRtc_Word32 id);
+    DeviceInfoLinux(const int32_t id);
     virtual ~DeviceInfoLinux();
-    virtual WebRtc_UWord32 NumberOfDevices();
-    virtual WebRtc_Word32 GetDeviceName(
-        WebRtc_UWord32 deviceNumber,
+    virtual uint32_t NumberOfDevices();
+    virtual int32_t GetDeviceName(
+        uint32_t deviceNumber,
         char* deviceNameUTF8,
-        WebRtc_UWord32 deviceNameLength,
+        uint32_t deviceNameLength,
         char* deviceUniqueIdUTF8,
-        WebRtc_UWord32 deviceUniqueIdUTF8Length,
+        uint32_t deviceUniqueIdUTF8Length,
         char* productUniqueIdUTF8=0,
-        WebRtc_UWord32 productUniqueIdUTF8Length=0);
+        uint32_t productUniqueIdUTF8Length=0);
     /*
     * Fills the membervariable _captureCapabilities with capabilites for the given device name.
     */
-    virtual WebRtc_Word32 CreateCapabilityMap (const char* deviceUniqueIdUTF8);
-    virtual WebRtc_Word32 DisplayCaptureSettingsDialogBox(
+    virtual int32_t CreateCapabilityMap (const char* deviceUniqueIdUTF8);
+    virtual int32_t DisplayCaptureSettingsDialogBox(
         const char* /*deviceUniqueIdUTF8*/,
         const char* /*dialogTitleUTF8*/,
         void* /*parentWindow*/,
-        WebRtc_UWord32 /*positionX*/,
-        WebRtc_UWord32 /*positionY*/) { return -1;}
-    WebRtc_Word32 FillCapabilityMap(int fd);
-    WebRtc_Word32 Init();
+        uint32_t /*positionX*/,
+        uint32_t /*positionY*/) { return -1;}
+    int32_t FillCapabilityMap(int fd);
+    int32_t Init();
 private:
 
     bool IsDeviceNameMatches(const char* name, const char* deviceUniqueIdUTF8);
diff --git a/modules/video_capture/linux/video_capture_linux.cc b/modules/video_capture/linux/video_capture_linux.cc
index c2fdac0..0e7b597 100644
--- a/modules/video_capture/linux/video_capture_linux.cc
+++ b/modules/video_capture/linux/video_capture_linux.cc
@@ -31,7 +31,7 @@
 {
 namespace videocapturemodule
 {
-VideoCaptureModule* VideoCaptureImpl::Create(const WebRtc_Word32 id,
+VideoCaptureModule* VideoCaptureImpl::Create(const int32_t id,
                                              const char* deviceUniqueId)
 {
     RefCountImpl<videocapturemodule::VideoCaptureModuleV4L2>* implementation =
@@ -46,7 +46,7 @@
     return implementation;
 }
 
-VideoCaptureModuleV4L2::VideoCaptureModuleV4L2(const WebRtc_Word32 id)
+VideoCaptureModuleV4L2::VideoCaptureModuleV4L2(const int32_t id)
     : VideoCaptureImpl(id), 
       _captureThread(NULL),
       _captureCritSect(CriticalSectionWrapper::CreateCriticalSection()),
@@ -62,7 +62,7 @@
 {
 }
 
-WebRtc_Word32 VideoCaptureModuleV4L2::Init(const char* deviceUniqueIdUTF8)
+int32_t VideoCaptureModuleV4L2::Init(const char* deviceUniqueIdUTF8)
 {
     int len = strlen((const char*) deviceUniqueIdUTF8);
     _deviceUniqueId = new (std::nothrow) char[len + 1];
@@ -121,7 +121,7 @@
       close(_deviceFd);
 }
 
-WebRtc_Word32 VideoCaptureModuleV4L2::StartCapture(
+int32_t VideoCaptureModuleV4L2::StartCapture(
     const VideoCaptureCapability& capability)
 {
     if (_captureStarted)
@@ -298,7 +298,7 @@
     return 0;
 }
 
-WebRtc_Word32 VideoCaptureModuleV4L2::StopCapture()
+int32_t VideoCaptureModuleV4L2::StopCapture()
 {
     if (_captureThread) {
         // Make sure the capture thread stop stop using the critsect.
@@ -487,7 +487,7 @@
     return true;
 }
 
-WebRtc_Word32 VideoCaptureModuleV4L2::CaptureSettings(VideoCaptureCapability& settings)
+int32_t VideoCaptureModuleV4L2::CaptureSettings(VideoCaptureCapability& settings)
 {
     settings.width = _currentWidth;
     settings.height = _currentHeight;
diff --git a/modules/video_capture/linux/video_capture_linux.h b/modules/video_capture/linux/video_capture_linux.h
index e5f6ae7..e4b6dc6 100644
--- a/modules/video_capture/linux/video_capture_linux.h
+++ b/modules/video_capture/linux/video_capture_linux.h
@@ -23,13 +23,13 @@
 class VideoCaptureModuleV4L2: public VideoCaptureImpl
 {
 public:
-    VideoCaptureModuleV4L2(WebRtc_Word32 id);
+    VideoCaptureModuleV4L2(int32_t id);
     virtual ~VideoCaptureModuleV4L2();
-    virtual WebRtc_Word32 Init(const char* deviceUniqueId);
-    virtual WebRtc_Word32 StartCapture(const VideoCaptureCapability& capability);
-    virtual WebRtc_Word32 StopCapture();
+    virtual int32_t Init(const char* deviceUniqueId);
+    virtual int32_t StartCapture(const VideoCaptureCapability& capability);
+    virtual int32_t StopCapture();
     virtual bool CaptureStarted();
-    virtual WebRtc_Word32 CaptureSettings(VideoCaptureCapability& settings);
+    virtual int32_t CaptureSettings(VideoCaptureCapability& settings);
 
 private:
     enum {kNoOfV4L2Bufffers=4};
@@ -42,13 +42,13 @@
     ThreadWrapper* _captureThread;
     CriticalSectionWrapper* _captureCritSect;
 
-    WebRtc_Word32 _deviceId;
-    WebRtc_Word32 _deviceFd;
+    int32_t _deviceId;
+    int32_t _deviceFd;
 
-    WebRtc_Word32 _buffersAllocatedByDevice;
-    WebRtc_Word32 _currentWidth;
-    WebRtc_Word32 _currentHeight;
-    WebRtc_Word32 _currentFrameRate;
+    int32_t _buffersAllocatedByDevice;
+    int32_t _currentWidth;
+    int32_t _currentHeight;
+    int32_t _currentFrameRate;
     bool _captureStarted;
     RawVideoType _captureVideoType;
     struct Buffer
diff --git a/modules/video_capture/mac/qtkit/video_capture_qtkit.h b/modules/video_capture/mac/qtkit/video_capture_qtkit.h
index 7b5710c..4273c60 100644
--- a/modules/video_capture/mac/qtkit/video_capture_qtkit.h
+++ b/modules/video_capture/mac/qtkit/video_capture_qtkit.h
@@ -32,7 +32,7 @@
 class VideoCaptureMacQTKit : public VideoCaptureImpl
 {
 public:
-    VideoCaptureMacQTKit(const WebRtc_Word32 id);
+    VideoCaptureMacQTKit(const int32_t id);
     virtual ~VideoCaptureMacQTKit();
 
     /*
@@ -45,37 +45,36 @@
     */
     static void Destroy(VideoCaptureModule* module);
 
-    WebRtc_Word32 Init(const WebRtc_Word32 id,
-                       const char* deviceUniqueIdUTF8);
+    int32_t Init(const int32_t id, const char* deviceUniqueIdUTF8);
 
 
     // Start/Stop
-    virtual WebRtc_Word32 StartCapture(
+    virtual int32_t StartCapture(
         const VideoCaptureCapability& capability);
-    virtual WebRtc_Word32 StopCapture();
+    virtual int32_t StopCapture();
 
     // Properties of the set device
 
     virtual bool CaptureStarted();
 
-    WebRtc_Word32 CaptureSettings(VideoCaptureCapability& settings);
+    int32_t CaptureSettings(VideoCaptureCapability& settings);
 
 protected:
     // Help functions
-    WebRtc_Word32 SetCameraOutput();
+    int32_t SetCameraOutput();
 
 private:
     VideoCaptureMacQTKitObjC*        _captureDevice;
     VideoCaptureMacQTKitInfoObjC*    _captureInfo;
     bool                    _isCapturing;
-    WebRtc_Word32            _id;
-    WebRtc_Word32            _captureWidth;
-    WebRtc_Word32            _captureHeight;
-    WebRtc_Word32            _captureFrameRate;
+    int32_t            _id;
+    int32_t            _captureWidth;
+    int32_t            _captureHeight;
+    int32_t            _captureFrameRate;
     char                     _currentDeviceNameUTF8[MAX_NAME_LENGTH];
     char                     _currentDeviceUniqueIdUTF8[MAX_NAME_LENGTH];
     char                     _currentDeviceProductUniqueIDUTF8[MAX_NAME_LENGTH];
-    WebRtc_Word32            _frameCount;
+    int32_t            _frameCount;
 };
 }  // namespace videocapturemodule
 }  // namespace webrtc
diff --git a/modules/video_capture/mac/qtkit/video_capture_qtkit.mm b/modules/video_capture/mac/qtkit/video_capture_qtkit.mm
index 77284da..e689232 100644
--- a/modules/video_capture/mac/qtkit/video_capture_qtkit.mm
+++ b/modules/video_capture/mac/qtkit/video_capture_qtkit.mm
@@ -21,7 +21,7 @@
 namespace videocapturemodule
 {
 
-VideoCaptureMacQTKit::VideoCaptureMacQTKit(const WebRtc_Word32 id) :
+VideoCaptureMacQTKit::VideoCaptureMacQTKit(const int32_t id) :
     VideoCaptureImpl(id),
     _captureDevice(NULL),
     _captureInfo(NULL),
@@ -55,14 +55,14 @@
     }
 }
 
-WebRtc_Word32 VideoCaptureMacQTKit::Init(
-    const WebRtc_Word32 id, const char* iDeviceUniqueIdUTF8)
+int32_t VideoCaptureMacQTKit::Init(
+    const int32_t id, const char* iDeviceUniqueIdUTF8)
 {
     CriticalSectionScoped cs(&_apiCs);
 
 
-    const WebRtc_Word32 nameLength =
-        (WebRtc_Word32) strlen((char*)iDeviceUniqueIdUTF8);
+    const int32_t nameLength =
+        (int32_t) strlen((char*)iDeviceUniqueIdUTF8);
     if(nameLength>kVideoCaptureUniqueNameLength)
         return -1;
 
@@ -165,7 +165,7 @@
     return 0;
 }
 
-WebRtc_Word32 VideoCaptureMacQTKit::StartCapture(
+int32_t VideoCaptureMacQTKit::StartCapture(
     const VideoCaptureCapability& capability)
 {
 
@@ -191,7 +191,7 @@
     return 0;
 }
 
-WebRtc_Word32 VideoCaptureMacQTKit::StopCapture()
+int32_t VideoCaptureMacQTKit::StopCapture()
 {
     [_captureDevice stopCapture];
 
@@ -204,7 +204,7 @@
     return _isCapturing;
 }
 
-WebRtc_Word32 VideoCaptureMacQTKit::CaptureSettings(VideoCaptureCapability& settings)
+int32_t VideoCaptureMacQTKit::CaptureSettings(VideoCaptureCapability& settings)
 {
     settings.width = _captureWidth;
     settings.height = _captureHeight;
diff --git a/modules/video_capture/mac/qtkit/video_capture_qtkit_info.h b/modules/video_capture/mac/qtkit/video_capture_qtkit_info.h
index 39847ea..4462542 100644
--- a/modules/video_capture/mac/qtkit/video_capture_qtkit_info.h
+++ b/modules/video_capture/mac/qtkit/video_capture_qtkit_info.h
@@ -29,12 +29,12 @@
 {
 public:
 
-   VideoCaptureMacQTKitInfo(const WebRtc_Word32 id);
+   VideoCaptureMacQTKitInfo(const int32_t id);
     virtual ~VideoCaptureMacQTKitInfo();
 
-    WebRtc_Word32 Init();
+    int32_t Init();
 
-    virtual WebRtc_UWord32 NumberOfDevices();
+    virtual uint32_t NumberOfDevices();
 
     /*
      * Returns the available capture devices.
@@ -45,32 +45,32 @@
      * productUniqueIdUTF8 - unique product id if it exist. Null terminated
      *      otherwise.
      */
-    virtual WebRtc_Word32 GetDeviceName(
-        WebRtc_UWord32 deviceNumber, char* deviceNameUTF8,
-        WebRtc_UWord32 deviceNameLength, char* deviceUniqueIdUTF8,
-        WebRtc_UWord32 deviceUniqueIdUTF8Length,
+    virtual int32_t GetDeviceName(
+        uint32_t deviceNumber, char* deviceNameUTF8,
+        uint32_t deviceNameLength, char* deviceUniqueIdUTF8,
+        uint32_t deviceUniqueIdUTF8Length,
         char* productUniqueIdUTF8 = 0,
-        WebRtc_UWord32 productUniqueIdUTF8Length = 0);
+        uint32_t productUniqueIdUTF8Length = 0);
 
     /*
      *   Returns the number of capabilities for this device
      */
-    virtual WebRtc_Word32 NumberOfCapabilities(
+    virtual int32_t NumberOfCapabilities(
         const char* deviceUniqueIdUTF8);
 
     /*
      *   Gets the capabilities of the named device
      */
-    virtual WebRtc_Word32 GetCapability(
+    virtual int32_t GetCapability(
         const char* deviceUniqueIdUTF8,
-        const WebRtc_UWord32 deviceCapabilityNumber,
+        const uint32_t deviceCapabilityNumber,
         VideoCaptureCapability& capability);
 
     /*
      *  Gets the capability that best matches the requested width, height and frame rate.
      *  Returns the deviceCapabilityNumber on success.
      */
-    virtual WebRtc_Word32 GetBestMatchedCapability(
+    virtual int32_t GetBestMatchedCapability(
         const char* deviceUniqueIdUTF8,
         const VideoCaptureCapability& requested,
         VideoCaptureCapability& resulting);
@@ -78,13 +78,13 @@
     /*
      * Display OS /capture device specific settings dialog
      */
-    virtual WebRtc_Word32 DisplayCaptureSettingsDialogBox(
+    virtual int32_t DisplayCaptureSettingsDialogBox(
         const char* deviceUniqueIdUTF8,
         const char* dialogTitleUTF8, void* parentWindow,
-        WebRtc_UWord32 positionX, WebRtc_UWord32 positionY);
+        uint32_t positionX, uint32_t positionY);
 
 protected:
-    virtual WebRtc_Word32 CreateCapabilityMap(
+    virtual int32_t CreateCapabilityMap(
         const char* deviceUniqueIdUTF8);
 
     VideoCaptureMacQTKitInfoObjC*    _captureInfo;
diff --git a/modules/video_capture/mac/qtkit/video_capture_qtkit_info.mm b/modules/video_capture/mac/qtkit/video_capture_qtkit_info.mm
index df61f08..9a8db3c 100644
--- a/modules/video_capture/mac/qtkit/video_capture_qtkit_info.mm
+++ b/modules/video_capture/mac/qtkit/video_capture_qtkit_info.mm
@@ -19,7 +19,7 @@
 namespace videocapturemodule
 {
 
-VideoCaptureMacQTKitInfo::VideoCaptureMacQTKitInfo(const WebRtc_Word32 id) :
+VideoCaptureMacQTKitInfo::VideoCaptureMacQTKitInfo(const int32_t id) :
     DeviceInfoImpl(id)
 {
     _captureInfo = [[VideoCaptureMacQTKitInfoObjC alloc] init];
@@ -31,26 +31,26 @@
 
 }
 
-WebRtc_Word32 VideoCaptureMacQTKitInfo::Init()
+int32_t VideoCaptureMacQTKitInfo::Init()
 {
 
     return 0;
 }
 
-WebRtc_UWord32 VideoCaptureMacQTKitInfo::NumberOfDevices()
+uint32_t VideoCaptureMacQTKitInfo::NumberOfDevices()
 {
 
-    WebRtc_UWord32 captureDeviceCount =
+    uint32_t captureDeviceCount =
         [[_captureInfo getCaptureDeviceCount]intValue];
     return captureDeviceCount;
 
 }
 
-WebRtc_Word32 VideoCaptureMacQTKitInfo::GetDeviceName(
-    WebRtc_UWord32 deviceNumber, char* deviceNameUTF8,
-    WebRtc_UWord32 deviceNameLength, char* deviceUniqueIdUTF8,
-    WebRtc_UWord32 deviceUniqueIdUTF8Length, char* productUniqueIdUTF8,
-    WebRtc_UWord32 productUniqueIdUTF8Length)
+int32_t VideoCaptureMacQTKitInfo::GetDeviceName(
+    uint32_t deviceNumber, char* deviceNameUTF8,
+    uint32_t deviceNameLength, char* deviceUniqueIdUTF8,
+    uint32_t deviceUniqueIdUTF8Length, char* productUniqueIdUTF8,
+    uint32_t productUniqueIdUTF8Length)
 {
     int errNum = [[_captureInfo getDeviceNamesFromIndex:deviceNumber
                    DefaultName:deviceNameUTF8 WithLength:deviceNameLength
@@ -61,7 +61,7 @@
     return errNum;
 }
 
-WebRtc_Word32 VideoCaptureMacQTKitInfo::NumberOfCapabilities(
+int32_t VideoCaptureMacQTKitInfo::NumberOfCapabilities(
     const char* deviceUniqueIdUTF8)
 {
     // Not implemented. Mac doesn't use discrete steps in capabilities, rather
@@ -73,9 +73,9 @@
 }
 
 
-WebRtc_Word32 VideoCaptureMacQTKitInfo::GetCapability(
+int32_t VideoCaptureMacQTKitInfo::GetCapability(
     const char* deviceUniqueIdUTF8,
-    const WebRtc_UWord32 deviceCapabilityNumber,
+    const uint32_t deviceCapabilityNumber,
     VideoCaptureCapability& capability)
 {
     // Not implemented. Mac doesn't use discrete steps in capabilities, rather
@@ -87,7 +87,7 @@
 }
 
 
-WebRtc_Word32 VideoCaptureMacQTKitInfo::GetBestMatchedCapability(
+int32_t VideoCaptureMacQTKitInfo::GetBestMatchedCapability(
     const char*deviceUniqueIdUTF8,
     const VideoCaptureCapability& requested, VideoCaptureCapability& resulting)
 {
@@ -99,10 +99,10 @@
     return -1;
 }
 
-WebRtc_Word32 VideoCaptureMacQTKitInfo::DisplayCaptureSettingsDialogBox(
+int32_t VideoCaptureMacQTKitInfo::DisplayCaptureSettingsDialogBox(
     const char* deviceUniqueIdUTF8,
     const char* dialogTitleUTF8, void* parentWindow,
-    WebRtc_UWord32 positionX, WebRtc_UWord32 positionY)
+    uint32_t positionX, uint32_t positionY)
 {
 
     return [[_captureInfo
@@ -112,7 +112,7 @@
              intValue];
 }
 
-WebRtc_Word32 VideoCaptureMacQTKitInfo::CreateCapabilityMap(
+int32_t VideoCaptureMacQTKitInfo::CreateCapabilityMap(
     const char* deviceUniqueIdUTF8)
 {
     // Not implemented. Mac doesn't use discrete steps in capabilities, rather
diff --git a/modules/video_capture/mac/qtkit/video_capture_qtkit_info_objc.h b/modules/video_capture/mac/qtkit/video_capture_qtkit_info_objc.h
index a77a6da..a7fd58a 100644
--- a/modules/video_capture/mac/qtkit/video_capture_qtkit_info_objc.h
+++ b/modules/video_capture/mac/qtkit/video_capture_qtkit_info_objc.h
@@ -48,19 +48,19 @@
 
 - (NSNumber*)getCaptureDeviceCount;
 
-- (NSNumber*)getDeviceNamesFromIndex:(WebRtc_UWord32)index
+- (NSNumber*)getDeviceNamesFromIndex:(uint32_t)index
     DefaultName:(char*)deviceName
-    WithLength:(WebRtc_UWord32)deviceNameLength
+    WithLength:(uint32_t)deviceNameLength
     AndUniqueID:(char*)deviceUniqueID
-    WithLength:(WebRtc_UWord32)deviceUniqueIDLength
+    WithLength:(uint32_t)deviceUniqueIDLength
     AndProductID:(char*)deviceProductID
-    WithLength:(WebRtc_UWord32)deviceProductIDLength;
+    WithLength:(uint32_t)deviceProductIDLength;
 
 - (NSNumber*)displayCaptureSettingsDialogBoxWithDevice:
         (const char*)deviceUniqueIdUTF8
     AndTitle:(const char*)dialogTitleUTF8
-    AndParentWindow:(void*) parentWindow AtX:(WebRtc_UWord32)positionX
-    AndY:(WebRtc_UWord32) positionY;
+    AndParentWindow:(void*) parentWindow AtX:(uint32_t)positionX
+    AndY:(uint32_t) positionY;
 @end
 
 #endif  // WEBRTC_MODULES_VIDEO_CAPTURE_MAIN_SOURCE_MAC_QTKIT_VIDEO_CAPTURE_QTKIT_INFO_OBJC_H_
diff --git a/modules/video_capture/mac/qtkit/video_capture_qtkit_info_objc.mm b/modules/video_capture/mac/qtkit/video_capture_qtkit_info_objc.mm
index 6bd2cfc..2a2a8ac 100644
--- a/modules/video_capture/mac/qtkit/video_capture_qtkit_info_objc.mm
+++ b/modules/video_capture/mac/qtkit/video_capture_qtkit_info_objc.mm
@@ -52,8 +52,8 @@
 - (NSNumber*)displayCaptureSettingsDialogBoxWithDevice:(const char*)deviceUniqueIdUTF8
                     AndTitle:(const char*)dialogTitleUTF8
                     AndParentWindow:(void*) parentWindow
-                    AtX:(WebRtc_UWord32)positionX
-                    AndY:(WebRtc_UWord32) positionY
+                    AtX:(uint32_t)positionX
+                    AndY:(uint32_t) positionY
 {
     NSString* strTitle = [NSString stringWithFormat:@"%s", dialogTitleUTF8];
     NSString* strButton = @"Alright";
@@ -73,20 +73,20 @@
 }
 
 
-- (NSNumber*)getDeviceNamesFromIndex:(WebRtc_UWord32)index
+- (NSNumber*)getDeviceNamesFromIndex:(uint32_t)index
     DefaultName:(char*)deviceName
-    WithLength:(WebRtc_UWord32)deviceNameLength
+    WithLength:(uint32_t)deviceNameLength
     AndUniqueID:(char*)deviceUniqueID
-    WithLength:(WebRtc_UWord32)deviceUniqueIDLength
+    WithLength:(uint32_t)deviceUniqueIDLength
     AndProductID:(char*)deviceProductID
-    WithLength:(WebRtc_UWord32)deviceProductIDLength
+    WithLength:(uint32_t)deviceProductIDLength
 {
     if(NO == _OSSupportedInfo)
     {
         return [NSNumber numberWithInt:0];
     }
 
-    if(index >= (WebRtc_UWord32)_captureDeviceCountInfo)
+    if(index >= (uint32_t)_captureDeviceCountInfo)
     {
         return [NSNumber numberWithInt:-1];
     }
diff --git a/modules/video_capture/mac/quicktime/video_capture_quick_time.cc b/modules/video_capture/mac/quicktime/video_capture_quick_time.cc
index 69fd67a..2f93cda 100644
--- a/modules/video_capture/mac/quicktime/video_capture_quick_time.cc
+++ b/modules/video_capture/mac/quicktime/video_capture_quick_time.cc
@@ -26,7 +26,7 @@
 namespace webrtc
 {
 
-VideoCaptureMacQuickTime::VideoCaptureMacQuickTime(WebRtc_Word32 iID) :
+VideoCaptureMacQuickTime::VideoCaptureMacQuickTime(int32_t iID) :
     VideoCaptureImpl(iID), // super class constructor
     _id(iID),
     _isCapturing(false),
@@ -64,12 +64,12 @@
 
 }
 
-WebRtc_Word32 VideoCaptureMacQuickTime::Init(
-    const WebRtc_Word32 id, const char* deviceUniqueIdUTF8)
+int32_t VideoCaptureMacQuickTime::Init(
+    const int32_t id, const char* deviceUniqueIdUTF8)
 {
 
-    const WebRtc_Word32 nameLength =
-        (WebRtc_Word32) strlen((char*) deviceUniqueIdUTF8);
+    const int32_t nameLength =
+        (int32_t) strlen((char*) deviceUniqueIdUTF8);
     if (nameLength > kVideoCaptureUniqueNameLength)
         return -1;
 
@@ -153,7 +153,7 @@
     return 0;
 }
 
-WebRtc_Word32 VideoCaptureMacQuickTime::StartCapture(
+int32_t VideoCaptureMacQuickTime::StartCapture(
     const VideoCaptureCapability& capability)
 {
     WEBRTC_TRACE(webrtc::kTraceInfo, webrtc::kTraceVideoCapture, _id, "%s:%d "
@@ -175,7 +175,7 @@
     return 0;
 }
 
-WebRtc_Word32 VideoCaptureMacQuickTime::StopCapture()
+int32_t VideoCaptureMacQuickTime::StopCapture()
 {
 
     if (VideoCaptureStop() == -1)
@@ -191,7 +191,7 @@
     return _isCapturing;
 }
 
-WebRtc_Word32 VideoCaptureMacQuickTime::CaptureSettings(
+int32_t VideoCaptureMacQuickTime::CaptureSettings(
     VideoCaptureCapability& settings)
 {
 	settings.width = _captureCapability.width;
@@ -1003,9 +1003,9 @@
         // Will be set to true if we don't recognize the size and/or video
         // format.
         bool convertFrame = false;
-        WebRtc_Word32 width = 352;
-        WebRtc_Word32 height = 288;
-        WebRtc_Word32 frameSize = 0;
+        int32_t width = 352;
+        int32_t height = 288;
+        int32_t frameSize = 0;
 
         VideoCaptureCapability captureCapability;
         captureCapability.width = width;
@@ -1042,8 +1042,8 @@
                     == _captureCapability.height)
                 {
                     // Ok format and size, send the frame to super class
-                    IncomingFrame((WebRtc_UWord8*) data,
-                                  (WebRtc_Word32) frameSize, captureCapability,
+                    IncomingFrame((uint8_t*) data,
+                                  (int32_t) frameSize, captureCapability,
                                   TickTime::MillisecondTimestamp());
 
                 }
@@ -1078,8 +1078,8 @@
                     Ptr capturedFrame = GetPixBaseAddr(pixMap);
 
                     // Send the converted frame out to super class
-                    IncomingFrame((WebRtc_UWord8*) data,
-                                  (WebRtc_Word32) frameSize, captureCapability,
+                    IncomingFrame((uint8_t*) data,
+                                  (int32_t) frameSize, captureCapability,
                                   TickTime::MillisecondTimestamp());
 
                     // Unlock the image data to get ready for the next frame.
@@ -1133,10 +1133,10 @@
             int height = (*rgbPixMap)->bounds.bottom;
 
             // 16 is for YUY2 format.
-            WebRtc_Word32 frameSize = (width * height * 16) >> 3;
+            int32_t frameSize = (width * height * 16) >> 3;
 
             // Ok format and size, send the frame to super class
-            IncomingFrame((WebRtc_UWord8*) data, (WebRtc_Word32) frameSize,
+            IncomingFrame((uint8_t*) data, (int32_t) frameSize,
                           captureCapability, TickTime::MillisecondTimestamp());
 
             UnlockPixels(rgbPixMap);
diff --git a/modules/video_capture/mac/quicktime/video_capture_quick_time.h b/modules/video_capture/mac/quicktime/video_capture_quick_time.h
index 84e0667..cbd99ed 100644
--- a/modules/video_capture/mac/quicktime/video_capture_quick_time.h
+++ b/modules/video_capture/mac/quicktime/video_capture_quick_time.h
@@ -18,116 +18,114 @@
 
 #include <QuickTime/QuickTime.h>
 
-
 #include "../../device_info_impl.h"
 #include "../../video_capture_impl.h"
 #include "list_wrapper.h"
 
-
 #define START_CODEC_WIDTH 352
 #define START_CODEC_HEIGHT 288
 #define SLEEP(x) usleep(x * 1000);
 
-namespace webrtc
-{
+namespace webrtc {
 class CriticalSectionWrapper;
 class EventWrapper;
 class ThreadWrapper;
 
-class VideoCaptureMacQuickTime : public VideoCaptureImpl
-{
+class VideoCaptureMacQuickTime : public VideoCaptureImpl {
 
-public:
-	VideoCaptureMacQuickTime(const WebRtc_Word32 id);
-	virtual ~VideoCaptureMacQuickTime();
+ public:
+  VideoCaptureMacQuickTime(const int32_t id);
+  virtual ~VideoCaptureMacQuickTime();
 
-	static void Destroy(VideoCaptureModule* module);
+  static void Destroy(VideoCaptureModule* module);
 
-    WebRtc_Word32 Init(const WebRtc_Word32 id,
-                       const WebRtc_UWord8* deviceUniqueIdUTF8);
-	virtual WebRtc_Word32 StartCapture(
-	    const VideoCaptureCapability& capability);
-    virtual WebRtc_Word32 StopCapture();
-	virtual bool CaptureStarted();
-	virtual WebRtc_Word32 CaptureSettings(VideoCaptureCapability& settings);
+  int32_t Init(const int32_t id, const uint8_t* deviceUniqueIdUTF8);
+  virtual int32_t StartCapture(const VideoCaptureCapability& capability);
+  virtual int32_t StopCapture();
+  virtual bool CaptureStarted();
+  virtual int32_t CaptureSettings(VideoCaptureCapability& settings);
 
-    // TODO: remove?
-    int VideoCaptureInitThreadContext();
-    int VideoCaptureTerminate();
-    int VideoCaptureSetCaptureDevice(const char* deviceName, int size);
-	int UpdateCaptureSettings(int channel, webrtc::VideoCodec& inst, bool def);
-    int VideoCaptureRun();
-    int VideoCaptureStop();
+  // TODO: remove?
+  int VideoCaptureInitThreadContext();
+  int VideoCaptureTerminate();
+  int VideoCaptureSetCaptureDevice(const char* deviceName, int size);
+  int UpdateCaptureSettings(int channel, webrtc::VideoCodec& inst, bool def);
+  int VideoCaptureRun();
+  int VideoCaptureStop();
 
-protected:
+ protected:
 
-private: // functions
+ private:  // functions
 
-    struct VideoCaptureMacName
-    {
-        VideoCaptureMacName();
+  struct VideoCaptureMacName {
+    VideoCaptureMacName();
 
-        enum { kVideoCaptureMacNameMaxSize = 64};
-        char _name[kVideoCaptureMacNameMaxSize];
-        CFIndex _size;
+    enum {
+      kVideoCaptureMacNameMaxSize = 64
     };
+    char _name[kVideoCaptureMacNameMaxSize];
+    CFIndex _size;
+  };
 
-    // Timeout value [ms] if we want to create a new device list or not
-    enum { kVideoCaptureDeviceListTimeout =     5000};
-    // Temporary constant allowing this size from builtin iSight webcams.
-    enum { kYuy2_1280_1024_length = 2621440};
+  // Timeout value [ms] if we want to create a new device list or not
+  enum {
+    kVideoCaptureDeviceListTimeout = 5000
+  };
+  // Temporary constant allowing this size from builtin iSight webcams.
+  enum {
+    kYuy2_1280_1024_length = 2621440
+  };
 
-private:
+ private:
 
-    // Capture device callback
-    static OSErr SendProcess(SGChannel sgChannel, Ptr p, long len, long *offset,
-                             long chRefCon, TimeValue time, short writeType,
-                             long refCon);
-    int SendFrame(SGChannel sgChannel, char* data, long length, TimeValue time);
+  // Capture device callback
+  static OSErr SendProcess(SGChannel sgChannel, Ptr p, long len, long* offset,
+                           long chRefCon, TimeValue time, short writeType,
+                           long refCon);
+  int SendFrame(SGChannel sgChannel, char* data, long length, TimeValue time);
 
-    // Capture device functions
-    int CreateLocalGWorld(int width, int height);
-    int RemoveLocalGWorld();
-    int ConnectCaptureDevice();
-    int DisconnectCaptureDevice();
-    virtual bool IsCaptureDeviceSelected();
+  // Capture device functions
+  int CreateLocalGWorld(int width, int height);
+  int RemoveLocalGWorld();
+  int ConnectCaptureDevice();
+  int DisconnectCaptureDevice();
+  virtual bool IsCaptureDeviceSelected();
 
-    // Process to make sure the capture device won't stop
-    static bool GrabberUpdateThread(void*);
-    bool GrabberUpdateProcess();
+  // Process to make sure the capture device won't stop
+  static bool GrabberUpdateThread(void*);
+  bool GrabberUpdateProcess();
 
-    // Starts and stops the capture
-    int StartQuickTimeCapture();
-    int StopQuickTimeCapture(bool* wasCapturing = NULL);
+  // Starts and stops the capture
+  int StartQuickTimeCapture();
+  int StopQuickTimeCapture(bool* wasCapturing = NULL);
 
-    static CFIndex PascalStringToCString(const unsigned char* pascalString,
-                                         char* cString,
-                                         CFIndex bufferSize);
+  static CFIndex PascalStringToCString(const unsigned char* pascalString,
+                                       char* cString, CFIndex bufferSize);
 
-private: // variables
-	WebRtc_Word32			_id;
-	bool					_isCapturing;
-	VideoCaptureCapability	_captureCapability;
-    CriticalSectionWrapper* _grabberCritsect;
-    CriticalSectionWrapper* _videoMacCritsect;
-    bool                    _terminated;
-    webrtc::ThreadWrapper*  _grabberUpdateThread;
-    webrtc::EventWrapper*           _grabberUpdateEvent;
-    SeqGrabComponent        _captureGrabber;
-    Component               _captureDevice;
-    char                    _captureDeviceDisplayName[64];
-	RawVideoType		    _captureVideoType;
-    bool                    _captureIsInitialized;
-    GWorldPtr               _gWorld;
-    SGChannel               _captureChannel;
-    ImageSequence           _captureSequence;
-    bool                    _sgPrepared;
-    bool                    _sgStarted;
-    int                     _trueCaptureWidth;
-    int                     _trueCaptureHeight;
-    ListWrapper             _captureDeviceList;
-    unsigned long           _captureDeviceListTime;
-    ListWrapper             _captureCapabilityList;
+ private :  // variables
+  int32_t _id;
+  bool _isCapturing;
+  VideoCaptureCapability _captureCapability;
+  CriticalSectionWrapper* _grabberCritsect;
+  CriticalSectionWrapper* _videoMacCritsect;
+  bool _terminated;
+  webrtc::ThreadWrapper* _grabberUpdateThread;
+  webrtc::EventWrapper* _grabberUpdateEvent;
+  SeqGrabComponent _captureGrabber;
+  Component _captureDevice;
+  char _captureDeviceDisplayName[64];
+  RawVideoType _captureVideoType;
+  bool _captureIsInitialized;
+  GWorldPtr _gWorld;
+  SGChannel _captureChannel;
+  ImageSequence _captureSequence;
+  bool _sgPrepared;
+  bool _sgStarted;
+  int _trueCaptureWidth;
+  int _trueCaptureHeight;
+  ListWrapper _captureDeviceList;
+  unsigned long _captureDeviceListTime;
+  ListWrapper _captureCapabilityList;
 };
 }  // namespace webrtc
 #endif  // WEBRTC_MODULES_VIDEO_CAPTURE_MAIN_SOURCE_MAC_QUICKTIME_VIDEO_CAPTURE_QUICK_TIME_H_
diff --git a/modules/video_capture/mac/quicktime/video_capture_quick_time_info.cc b/modules/video_capture/mac/quicktime/video_capture_quick_time_info.cc
index 152ab70..15330ae 100644
--- a/modules/video_capture/mac/quicktime/video_capture_quick_time_info.cc
+++ b/modules/video_capture/mac/quicktime/video_capture_quick_time_info.cc
@@ -26,7 +26,7 @@
 {
 
 VideoCaptureMacQuickTimeInfo::VideoCaptureMacQuickTimeInfo(
-    const WebRtc_Word32 iID) :
+    const int32_t iID) :
     DeviceInfoImpl(iID), _id(iID),
     _grabberCritsect(CriticalSectionWrapper::CreateCriticalSection())
 {
@@ -36,13 +36,13 @@
 {
 }
 
-WebRtc_Word32 VideoCaptureMacQuickTimeInfo::Init()
+int32_t VideoCaptureMacQuickTimeInfo::Init()
 {
 
     return 0;
 }
 
-WebRtc_UWord32 VideoCaptureMacQuickTimeInfo::NumberOfDevices()
+uint32_t VideoCaptureMacQuickTimeInfo::NumberOfDevices()
 {
     int numOfDevices = 0;
 
@@ -62,11 +62,11 @@
     return numOfDevices;
 }
 
-WebRtc_Word32 VideoCaptureMacQuickTimeInfo::GetDeviceName(
-    WebRtc_UWord32 deviceNumber, char* deviceNameUTF8,
-    WebRtc_UWord32 deviceNameUTF8Length, char* deviceUniqueIdUTF8,
-    WebRtc_UWord32 deviceUniqueIdUTF8Length, char* productUniqueIdUTF8,
-    WebRtc_UWord32 productUniqueIdUTF8Length)
+int32_t VideoCaptureMacQuickTimeInfo::GetDeviceName(
+    uint32_t deviceNumber, char* deviceNameUTF8,
+    uint32_t deviceNameUTF8Length, char* deviceUniqueIdUTF8,
+    uint32_t deviceUniqueIdUTF8Length, char* productUniqueIdUTF8,
+    uint32_t productUniqueIdUTF8Length)
 {
 
     int numOfDevices = 0; // not needed for this function
@@ -76,7 +76,7 @@
                              productUniqueIdUTF8Length, numOfDevices);
 }
 
-WebRtc_Word32 VideoCaptureMacQuickTimeInfo::NumberOfCapabilities(
+int32_t VideoCaptureMacQuickTimeInfo::NumberOfCapabilities(
     const char* deviceUniqueIdUTF8)
 {
     WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceVideoCapture, _id,
@@ -84,9 +84,9 @@
     return -1;
 }
 
-WebRtc_Word32 VideoCaptureMacQuickTimeInfo::GetCapability(
+int32_t VideoCaptureMacQuickTimeInfo::GetCapability(
     const char* deviceUniqueIdUTF8,
-    const WebRtc_UWord32 deviceCapabilityNumber,
+    const uint32_t deviceCapabilityNumber,
     VideoCaptureCapability& capability)
 {
     WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceVideoCapture, _id,
@@ -94,7 +94,7 @@
     return -1;
 }
 
-WebRtc_Word32 VideoCaptureMacQuickTimeInfo::GetBestMatchedCapability(
+int32_t VideoCaptureMacQuickTimeInfo::GetBestMatchedCapability(
     const char*deviceUniqueIdUTF8,
     const VideoCaptureCapability& requested, VideoCaptureCapability& resulting)
 {
@@ -103,15 +103,15 @@
     return -1;
 }
 
-WebRtc_Word32 VideoCaptureMacQuickTimeInfo::DisplayCaptureSettingsDialogBox(
+int32_t VideoCaptureMacQuickTimeInfo::DisplayCaptureSettingsDialogBox(
     const char* deviceUniqueIdUTF8,
     const char* dialogTitleUTF8, void* parentWindow,
-    WebRtc_UWord32 positionX, WebRtc_UWord32 positionY)
+    uint32_t positionX, uint32_t positionY)
 {
      return -1;
 }
 
-WebRtc_Word32 VideoCaptureMacQuickTimeInfo::CreateCapabilityMap(
+int32_t VideoCaptureMacQuickTimeInfo::CreateCapabilityMap(
     const char* deviceUniqueIdUTF8)
 {
     WEBRTC_TRACE(webrtc::kTraceInfo, webrtc::kTraceVideoCapture, _id,
@@ -120,10 +120,10 @@
 }
 
 int VideoCaptureMacQuickTimeInfo::GetCaptureDevices(
-    WebRtc_UWord32 deviceNumber, char* deviceNameUTF8,
-    WebRtc_UWord32 deviceNameUTF8Length, char* deviceUniqueIdUTF8,
-    WebRtc_UWord32 deviceUniqueIdUTF8Length, char* productUniqueIdUTF8,
-    WebRtc_UWord32 productUniqueIdUTF8Length, int& numberOfDevices)
+    uint32_t deviceNumber, char* deviceNameUTF8,
+    uint32_t deviceNameUTF8Length, char* deviceUniqueIdUTF8,
+    uint32_t deviceUniqueIdUTF8Length, char* productUniqueIdUTF8,
+    uint32_t productUniqueIdUTF8Length, int& numberOfDevices)
 {
 
 
diff --git a/modules/video_capture/mac/quicktime/video_capture_quick_time_info.h b/modules/video_capture/mac/quicktime/video_capture_quick_time_info.h
index 4cc8483..bd92114 100644
--- a/modules/video_capture/mac/quicktime/video_capture_quick_time_info.h
+++ b/modules/video_capture/mac/quicktime/video_capture_quick_time_info.h
@@ -36,15 +36,15 @@
 {
 public:
 
-    static DeviceInfo* Create(const WebRtc_Word32 id);
+    static DeviceInfo* Create(const int32_t id);
     static void Destroy(DeviceInfo* deviceInfo);
 
-    VideoCaptureMacQuickTimeInfo(const WebRtc_Word32 id);
+    VideoCaptureMacQuickTimeInfo(const int32_t id);
     virtual ~VideoCaptureMacQuickTimeInfo();
 
-    WebRtc_Word32 Init();
+    int32_t Init();
 
-    virtual WebRtc_UWord32 NumberOfDevices();
+    virtual uint32_t NumberOfDevices();
 
     /*
      * Returns the available capture devices.
@@ -55,12 +55,12 @@
      * productUniqueIdUTF8 - unique product id if it exist. Null terminated
      *                       otherwise.
      */
-    virtual WebRtc_Word32 GetDeviceName(
-        WebRtc_UWord32 deviceNumber, char* deviceNameUTF8,
-        WebRtc_UWord32 deviceNameLength, char* deviceUniqueIdUTF8,
-        WebRtc_UWord32 deviceUniqueIdUTF8Length,
+    virtual int32_t GetDeviceName(
+        uint32_t deviceNumber, char* deviceNameUTF8,
+        uint32_t deviceNameLength, char* deviceUniqueIdUTF8,
+        uint32_t deviceUniqueIdUTF8Length,
         char* productUniqueIdUTF8 = 0,
-        WebRtc_UWord32 productUniqueIdUTF8Length = 0);
+        uint32_t productUniqueIdUTF8Length = 0);
 
 
     // ************** The remaining public functions are not supported on Mac
@@ -68,21 +68,21 @@
     /*
      *   Returns the number of capabilities for this device
      */
-    virtual WebRtc_Word32 NumberOfCapabilities(const char* deviceUniqueIdUTF8);
+    virtual int32_t NumberOfCapabilities(const char* deviceUniqueIdUTF8);
 
     /*
      *   Gets the capabilities of the named device
      */
-    virtual WebRtc_Word32 GetCapability(
+    virtual int32_t GetCapability(
         const char* deviceUniqueIdUTF8,
-        const WebRtc_UWord32 deviceCapabilityNumber,
+        const uint32_t deviceCapabilityNumber,
         VideoCaptureCapability& capability);
 
     /*
      *  Gets the capability that best matches the requested width, height and frame rate.
      *  Returns the deviceCapabilityNumber on success.
      */
-    virtual WebRtc_Word32 GetBestMatchedCapability(
+    virtual int32_t GetBestMatchedCapability(
         const char* deviceUniqueIdUTF8,
         const VideoCaptureCapability& requested,
         VideoCaptureCapability& resulting);
@@ -90,13 +90,13 @@
     /*
      * Display OS /capture device specific settings dialog
      */
-    virtual WebRtc_Word32 DisplayCaptureSettingsDialogBox(
+    virtual int32_t DisplayCaptureSettingsDialogBox(
         const char* deviceUniqueIdUTF8,
         const char* dialogTitleUTF8, void* parentWindow,
-        WebRtc_UWord32 positionX, WebRtc_UWord32 positionY);
+        uint32_t positionX, uint32_t positionY);
 
 protected:
-    virtual WebRtc_Word32 CreateCapabilityMap(
+    virtual int32_t CreateCapabilityMap(
         const char* deviceUniqueIdUTF8);
 
 private:
@@ -125,13 +125,13 @@
 private:
     // private methods
 
-    int GetCaptureDevices(WebRtc_UWord32 deviceNumber,
+    int GetCaptureDevices(uint32_t deviceNumber,
                           char* deviceNameUTF8,
-                          WebRtc_UWord32 deviceNameUTF8Length,
+                          uint32_t deviceNameUTF8Length,
                           char* deviceUniqueIdUTF8,
-                          WebRtc_UWord32 deviceUniqueIdUTF8Length,
+                          uint32_t deviceUniqueIdUTF8Length,
                           char* productUniqueIdUTF8,
-                          WebRtc_UWord32 productUniqueIdUTF8Length,
+                          uint32_t productUniqueIdUTF8Length,
                           int& numberOfDevices);
 
     static CFIndex PascalStringToCString(const unsigned char* pascalString,
@@ -139,7 +139,7 @@
 
 private:
     // member vars
-    WebRtc_Word32 _id;
+    int32_t _id;
     bool _terminated;
     CriticalSectionWrapper* _grabberCritsect;
     webrtc::Trace* _trace;
@@ -159,7 +159,7 @@
     int _trueCaptureWidth;
     int _trueCaptureHeight;
     ListWrapper _captureDeviceList;
-    WebRtc_Word64 _captureDeviceListTime;
+    int64_t _captureDeviceListTime;
     ListWrapper _captureCapabilityList;
 };
 }  // namespace webrtc
diff --git a/modules/video_capture/mac/video_capture_mac.mm b/modules/video_capture/mac/video_capture_mac.mm
index 6ed9ddb..2f9197e 100644
--- a/modules/video_capture/mac/video_capture_mac.mm
+++ b/modules/video_capture/mac/video_capture_mac.mm
@@ -106,14 +106,14 @@
  *   Returns version of the module and its components
  *
  *   version                 - buffer to which the version will be written
- *   remainingBufferInBytes  - remaining number of WebRtc_Word8 in the version
+ *   remainingBufferInBytes  - remaining number of int8_t in the version
  *                             buffer
- *   position                - position of the next empty WebRtc_Word8 in the
+ *   position                - position of the next empty int8_t in the
  *                             version buffer
  */
 
 VideoCaptureModule* VideoCaptureImpl::Create(
-    const WebRtc_Word32 id, const char* deviceUniqueIdUTF8)
+    const int32_t id, const char* deviceUniqueIdUTF8)
 {
 
     if (webrtc::videocapturemodule::CheckOSVersion() == false)
@@ -206,7 +206,7 @@
  ***************************************************************************/
 
 VideoCaptureModule::DeviceInfo*
-VideoCaptureImpl::CreateDeviceInfo(const WebRtc_Word32 id)
+VideoCaptureImpl::CreateDeviceInfo(const int32_t id)
 {
 
 
diff --git a/modules/video_capture/test/video_capture_unittest.cc b/modules/video_capture/test/video_capture_unittest.cc
index cd4f147..4a069c1 100644
--- a/modules/video_capture/test/video_capture_unittest.cc
+++ b/modules/video_capture/test/video_capture_unittest.cc
@@ -38,7 +38,7 @@
 #define WAIT_(ex, timeout, res) \
   do { \
     res = (ex); \
-    WebRtc_Word64 start = TickTime::MillisecondTimestamp(); \
+    int64_t start = TickTime::MillisecondTimestamp(); \
     while (!res && TickTime::MillisecondTimestamp() < start + timeout) { \
       SleepMs(5); \
       res = (ex); \
@@ -154,7 +154,7 @@
       printf("No of timing warnings %d\n", timing_warnings_);
   }
 
-  virtual void OnIncomingCapturedFrame(const WebRtc_Word32 id,
+  virtual void OnIncomingCapturedFrame(const int32_t id,
                                        webrtc::I420VideoFrame& videoFrame) {
     CriticalSectionScoped cs(capture_cs_.get());
 
@@ -186,15 +186,15 @@
     last_render_time_ms_ = videoFrame.render_time_ms();
     last_frame_.CopyFrame(videoFrame);
   }
-  virtual void OnIncomingCapturedEncodedFrame(const WebRtc_Word32 id,
+  virtual void OnIncomingCapturedEncodedFrame(const int32_t id,
                                               webrtc::VideoFrame& videoFrame,
                                               webrtc::VideoCodecType codecType)
  {
      assert(!"NOTIMPLEMENTED");
  }
 
-  virtual void OnCaptureDelayChanged(const WebRtc_Word32 id,
-                                     const WebRtc_Word32 delay) {
+  virtual void OnCaptureDelayChanged(const int32_t id,
+                                     const int32_t delay) {
     CriticalSectionScoped cs(capture_cs_.get());
     capture_delay_ = delay;
   }
@@ -243,7 +243,7 @@
   scoped_ptr<CriticalSectionWrapper> capture_cs_;
   VideoCaptureCapability capability_;
   int capture_delay_;
-  WebRtc_Word64 last_render_time_ms_;
+  int64_t last_render_time_ms_;
   int incoming_frames_;
   int timing_warnings_;
   webrtc::I420VideoFrame last_frame_;
@@ -258,13 +258,13 @@
     alarm_(webrtc::Cleared) {
   }
 
-  virtual void OnCaptureFrameRate(const WebRtc_Word32 id,
-                                  const WebRtc_UWord32 frameRate) {
+  virtual void OnCaptureFrameRate(const int32_t id,
+                                  const uint32_t frameRate) {
     CriticalSectionScoped cs(capture_cs_.get());
     frame_rate_ = frameRate;
   }
 
-  virtual void OnNoPictureAlarm(const WebRtc_Word32 id,
+  virtual void OnNoPictureAlarm(const int32_t id,
                                 const VideoCaptureAlarm reported_alarm) {
     CriticalSectionScoped cs(capture_cs_.get());
     alarm_ = reported_alarm;
@@ -332,7 +332,7 @@
 
 TEST_F(VideoCaptureTest, CreateDelete) {
   for (int i = 0; i < 5; ++i) {
-    WebRtc_Word64 start_time = TickTime::MillisecondTimestamp();
+    int64_t start_time = TickTime::MillisecondTimestamp();
     TestVideoCaptureCallback capture_observer;
     webrtc::scoped_refptr<VideoCaptureModule> module(OpenVideoCaptureDevice(
         0, &capture_observer));
@@ -358,7 +358,7 @@
 
     EXPECT_GT(capture_observer.capture_delay(), 0);
 
-    WebRtc_Word64 stop_time = TickTime::MillisecondTimestamp();
+    int64_t stop_time = TickTime::MillisecondTimestamp();
     EXPECT_EQ(0, module->StopCapture());
     EXPECT_FALSE(module->CaptureStarted());
 
@@ -581,7 +581,7 @@
 
 // Test frame rate and no picture alarm.
 TEST_F(VideoCaptureExternalTest , FrameRate) {
-  WebRtc_Word64 testTime = 3;
+  int64_t testTime = 3;
   TickTime startTime = TickTime::Now();
 
   while ((TickTime::Now() - startTime).Milliseconds() < testTime * 1000) {
diff --git a/modules/video_capture/video_capture_delay.h b/modules/video_capture/video_capture_delay.h
index 9f5b76e..4352644 100644
--- a/modules/video_capture/video_capture_delay.h
+++ b/modules/video_capture/video_capture_delay.h
@@ -18,9 +18,9 @@
 
 struct DelayValue
 {
-    WebRtc_Word32 width;
-    WebRtc_Word32 height;
-    WebRtc_Word32 delay;
+    int32_t width;
+    int32_t height;
+    int32_t delay;
 };
 
 enum { NoOfDelayValues = 40 };
diff --git a/modules/video_capture/video_capture_factory.cc b/modules/video_capture/video_capture_factory.cc
index 6b792e1..6a6b598 100644
--- a/modules/video_capture/video_capture_factory.cc
+++ b/modules/video_capture/video_capture_factory.cc
@@ -14,18 +14,18 @@
 namespace webrtc
 {
 
-VideoCaptureModule* VideoCaptureFactory::Create(const WebRtc_Word32 id,
+VideoCaptureModule* VideoCaptureFactory::Create(const int32_t id,
     const char* deviceUniqueIdUTF8) {
   return videocapturemodule::VideoCaptureImpl::Create(id, deviceUniqueIdUTF8);
 }
 
-VideoCaptureModule* VideoCaptureFactory::Create(const WebRtc_Word32 id,
+VideoCaptureModule* VideoCaptureFactory::Create(const int32_t id,
     VideoCaptureExternal*& externalCapture) {
   return videocapturemodule::VideoCaptureImpl::Create(id, externalCapture);
 }
 
 VideoCaptureModule::DeviceInfo* VideoCaptureFactory::CreateDeviceInfo(
-    const WebRtc_Word32 id) {
+    const int32_t id) {
   return videocapturemodule::VideoCaptureImpl::CreateDeviceInfo(id);
 }
 
diff --git a/modules/video_capture/video_capture_impl.cc b/modules/video_capture/video_capture_impl.cc
index eb2b4aa..9b6ae0e 100644
--- a/modules/video_capture/video_capture_impl.cc
+++ b/modules/video_capture/video_capture_impl.cc
@@ -26,7 +26,7 @@
 namespace videocapturemodule
 {
 VideoCaptureModule* VideoCaptureImpl::Create(
-    const WebRtc_Word32 id,
+    const int32_t id,
     VideoCaptureExternal*& externalCapture)
 {
     RefCountImpl<VideoCaptureImpl>* implementation =
@@ -40,25 +40,25 @@
     return _deviceUniqueId;
 }
 
-WebRtc_Word32 VideoCaptureImpl::ChangeUniqueId(const WebRtc_Word32 id)
+int32_t VideoCaptureImpl::ChangeUniqueId(const int32_t id)
 {
     _id = id;
     return 0;
 }
 
 // returns the number of milliseconds until the module want a worker thread to call Process
-WebRtc_Word32 VideoCaptureImpl::TimeUntilNextProcess()
+int32_t VideoCaptureImpl::TimeUntilNextProcess()
 {
     CriticalSectionScoped cs(&_callBackCs);
 
-    WebRtc_Word32 timeToNormalProcess = kProcessInterval
-        - (WebRtc_Word32)((TickTime::Now() - _lastProcessTime).Milliseconds());
+    int32_t timeToNormalProcess = kProcessInterval
+        - (int32_t)((TickTime::Now() - _lastProcessTime).Milliseconds());
 
     return timeToNormalProcess;
 }
 
 // Process any pending tasks such as timeouts
-WebRtc_Word32 VideoCaptureImpl::Process()
+int32_t VideoCaptureImpl::Process()
 {
     CriticalSectionScoped cs(&_callBackCs);
 
@@ -93,7 +93,7 @@
     {
         if (_frameRateCallBack && _captureCallBack)
         {
-            const WebRtc_UWord32 frameRate = CalculateFrameRate(now);
+            const uint32_t frameRate = CalculateFrameRate(now);
             _captureCallBack->OnCaptureFrameRate(_id, frameRate);
         }
         _lastFrameRateCallbackTime = now; // Can be set by EnableFrameRateCallback
@@ -105,7 +105,7 @@
     return 0;
 }
 
-VideoCaptureImpl::VideoCaptureImpl(const WebRtc_Word32 id)
+VideoCaptureImpl::VideoCaptureImpl(const int32_t id)
     : _id(id), _deviceUniqueId(NULL), _apiCs(*CriticalSectionWrapper::CreateCriticalSection()),
       _captureDelay(0), _requestedCapability(),
       _callBackCs(*CriticalSectionWrapper::CreateCriticalSection()),
@@ -136,7 +136,7 @@
         delete[] _deviceUniqueId;
 }
 
-WebRtc_Word32 VideoCaptureImpl::RegisterCaptureDataCallback(
+int32_t VideoCaptureImpl::RegisterCaptureDataCallback(
                                         VideoCaptureDataCallback& dataCallBack)
 {
     CriticalSectionScoped cs(&_apiCs);
@@ -146,14 +146,14 @@
     return 0;
 }
 
-WebRtc_Word32 VideoCaptureImpl::DeRegisterCaptureDataCallback()
+int32_t VideoCaptureImpl::DeRegisterCaptureDataCallback()
 {
     CriticalSectionScoped cs(&_apiCs);
     CriticalSectionScoped cs2(&_callBackCs);
     _dataCallBack = NULL;
     return 0;
 }
-WebRtc_Word32 VideoCaptureImpl::RegisterCaptureCallback(VideoCaptureFeedBack& callBack)
+int32_t VideoCaptureImpl::RegisterCaptureCallback(VideoCaptureFeedBack& callBack)
 {
 
     CriticalSectionScoped cs(&_apiCs);
@@ -161,7 +161,7 @@
     _captureCallBack = &callBack;
     return 0;
 }
-WebRtc_Word32 VideoCaptureImpl::DeRegisterCaptureCallback()
+int32_t VideoCaptureImpl::DeRegisterCaptureCallback()
 {
 
     CriticalSectionScoped cs(&_apiCs);
@@ -170,20 +170,20 @@
     return 0;
 
 }
-WebRtc_Word32 VideoCaptureImpl::SetCaptureDelay(WebRtc_Word32 delayMS)
+int32_t VideoCaptureImpl::SetCaptureDelay(int32_t delayMS)
 {
     CriticalSectionScoped cs(&_apiCs);
     _captureDelay = delayMS;
     return 0;
 }
-WebRtc_Word32 VideoCaptureImpl::CaptureDelay()
+int32_t VideoCaptureImpl::CaptureDelay()
 {
     CriticalSectionScoped cs(&_apiCs);
     return _setCaptureDelay;
 }
 
-WebRtc_Word32 VideoCaptureImpl::DeliverCapturedFrame(I420VideoFrame&
-  captureFrame, WebRtc_Word64 capture_time) {
+int32_t VideoCaptureImpl::DeliverCapturedFrame(I420VideoFrame& captureFrame,
+                                               int64_t capture_time) {
   UpdateFrameCount();  // frame count used for local frame rate callback.
 
   const bool callOnCaptureDelayChanged = _setCaptureDelay != _captureDelay;
@@ -219,8 +219,8 @@
   return 0;
 }
 
-WebRtc_Word32 VideoCaptureImpl::DeliverEncodedCapturedFrame(
-    VideoFrame& captureFrame, WebRtc_Word64 capture_time,
+int32_t VideoCaptureImpl::DeliverEncodedCapturedFrame(
+    VideoFrame& captureFrame, int64_t capture_time,
     VideoCodecType codecType) {
   UpdateFrameCount();  // frame count used for local frame rate callback.
 
@@ -254,11 +254,11 @@
   return 0;
 }
 
-WebRtc_Word32 VideoCaptureImpl::IncomingFrame(
-    WebRtc_UWord8* videoFrame,
-    WebRtc_Word32 videoFrameLength,
+int32_t VideoCaptureImpl::IncomingFrame(
+    uint8_t* videoFrame,
+    int32_t videoFrameLength,
     const VideoCaptureCapability& frameInfo,
-    WebRtc_Word64 captureTime/*=0*/)
+    int64_t captureTime/*=0*/)
 {
     WEBRTC_TRACE(webrtc::kTraceStream, webrtc::kTraceVideoCapture, _id,
                "IncomingFrame width %d, height %d", (int) frameInfo.width,
@@ -268,8 +268,8 @@
 
     CriticalSectionScoped cs(&_callBackCs);
 
-    const WebRtc_Word32 width = frameInfo.width;
-    const WebRtc_Word32 height = frameInfo.height;
+    const int32_t width = frameInfo.width;
+    const int32_t height = frameInfo.height;
 
     TRACE_EVENT1("webrtc", "VC::IncomingFrame", "capture_time", captureTime);
 
@@ -340,8 +340,8 @@
                                     frameInfo.codecType);
     }
 
-    const WebRtc_UWord32 processTime =
-        (WebRtc_UWord32)(TickTime::Now() - startProcessTime).Milliseconds();
+    const uint32_t processTime =
+        (uint32_t)(TickTime::Now() - startProcessTime).Milliseconds();
     if (processTime > 10) // If the process time is too long MJPG will not work well.
     {
         WEBRTC_TRACE(webrtc::kTraceWarning, webrtc::kTraceVideoCapture, _id,
@@ -352,8 +352,8 @@
     return 0;
 }
 
-WebRtc_Word32 VideoCaptureImpl::IncomingFrameI420(
-    const VideoFrameI420& video_frame, WebRtc_Word64 captureTime) {
+int32_t VideoCaptureImpl::IncomingFrameI420(
+    const VideoFrameI420& video_frame, int64_t captureTime) {
 
   CriticalSectionScoped cs(&_callBackCs);
   int size_y = video_frame.height * video_frame.y_pitch;
@@ -377,8 +377,7 @@
   return 0;
 }
 
-WebRtc_Word32 VideoCaptureImpl::SetCaptureRotation(VideoCaptureRotation
-                                                   rotation) {
+int32_t VideoCaptureImpl::SetCaptureRotation(VideoCaptureRotation rotation) {
   CriticalSectionScoped cs(&_apiCs);
   CriticalSectionScoped cs2(&_callBackCs);
   switch (rotation){
@@ -398,7 +397,7 @@
   return 0;
 }
 
-WebRtc_Word32 VideoCaptureImpl::EnableFrameRateCallback(const bool enable)
+int32_t VideoCaptureImpl::EnableFrameRateCallback(const bool enable)
 {
     CriticalSectionScoped cs(&_apiCs);
     CriticalSectionScoped cs2(&_callBackCs);
@@ -410,7 +409,7 @@
     return 0;
 }
 
-WebRtc_Word32 VideoCaptureImpl::EnableNoPictureAlarm(const bool enable)
+int32_t VideoCaptureImpl::EnableNoPictureAlarm(const bool enable)
 {
     CriticalSectionScoped cs(&_apiCs);
     CriticalSectionScoped cs2(&_callBackCs);
@@ -435,10 +434,10 @@
     _incomingFrameTimes[0] = TickTime::Now();
 }
 
-WebRtc_UWord32 VideoCaptureImpl::CalculateFrameRate(const TickTime& now)
+uint32_t VideoCaptureImpl::CalculateFrameRate(const TickTime& now)
 {
-    WebRtc_Word32 num = 0;
-    WebRtc_Word32 nrOfFrames = 0;
+    int32_t num = 0;
+    int32_t nrOfFrames = 0;
     for (num = 1; num < (kFrameRateCountHistorySize - 1); num++)
     {
         if (_incomingFrameTimes[num].Ticks() <= 0
@@ -453,10 +452,10 @@
     }
     if (num > 1)
     {
-        WebRtc_Word64 diff = (now - _incomingFrameTimes[num - 1]).Milliseconds();
+        int64_t diff = (now - _incomingFrameTimes[num - 1]).Milliseconds();
         if (diff > 0)
         {
-            return WebRtc_UWord32((nrOfFrames * 1000.0f / diff) + 0.5f);
+            return uint32_t((nrOfFrames * 1000.0f / diff) + 0.5f);
         }
     }
 
diff --git a/modules/video_capture/video_capture_impl.h b/modules/video_capture/video_capture_impl.h
index da5d60d..905c37e 100644
--- a/modules/video_capture/video_capture_impl.h
+++ b/modules/video_capture/video_capture_impl.h
@@ -37,7 +37,7 @@
      *   id              - unique identifier of this video capture module object
      *   deviceUniqueIdUTF8 -  name of the device. Available names can be found by using GetDeviceName
      */
-    static VideoCaptureModule* Create(const WebRtc_Word32 id,
+    static VideoCaptureModule* Create(const int32_t id,
                                       const char* deviceUniqueIdUTF8);
 
     /*
@@ -46,72 +46,72 @@
      *   id              - unique identifier of this video capture module object
      *   externalCapture - [out] interface to call when a new frame is captured.
      */
-    static VideoCaptureModule* Create(const WebRtc_Word32 id,
+    static VideoCaptureModule* Create(const int32_t id,
                                       VideoCaptureExternal*& externalCapture);
 
-    static DeviceInfo* CreateDeviceInfo(const WebRtc_Word32 id);
+    static DeviceInfo* CreateDeviceInfo(const int32_t id);
 
     // Implements Module declared functions.
-    virtual WebRtc_Word32 ChangeUniqueId(const WebRtc_Word32 id);
+    virtual int32_t ChangeUniqueId(const int32_t id);
 
     //Call backs
-    virtual WebRtc_Word32 RegisterCaptureDataCallback(VideoCaptureDataCallback& dataCallback);
-    virtual WebRtc_Word32 DeRegisterCaptureDataCallback();
-    virtual WebRtc_Word32 RegisterCaptureCallback(VideoCaptureFeedBack& callBack);
-    virtual WebRtc_Word32 DeRegisterCaptureCallback();
+    virtual int32_t RegisterCaptureDataCallback(VideoCaptureDataCallback& dataCallback);
+    virtual int32_t DeRegisterCaptureDataCallback();
+    virtual int32_t RegisterCaptureCallback(VideoCaptureFeedBack& callBack);
+    virtual int32_t DeRegisterCaptureCallback();
 
-    virtual WebRtc_Word32 SetCaptureDelay(WebRtc_Word32 delayMS);
-    virtual WebRtc_Word32 CaptureDelay();
-    virtual WebRtc_Word32 SetCaptureRotation(VideoCaptureRotation rotation);
+    virtual int32_t SetCaptureDelay(int32_t delayMS);
+    virtual int32_t CaptureDelay();
+    virtual int32_t SetCaptureRotation(VideoCaptureRotation rotation);
 
-    virtual WebRtc_Word32 EnableFrameRateCallback(const bool enable);
-    virtual WebRtc_Word32 EnableNoPictureAlarm(const bool enable);
+    virtual int32_t EnableFrameRateCallback(const bool enable);
+    virtual int32_t EnableNoPictureAlarm(const bool enable);
 
     virtual const char* CurrentDeviceName() const;
 
     // Module handling
-    virtual WebRtc_Word32 TimeUntilNextProcess();
-    virtual WebRtc_Word32 Process();
+    virtual int32_t TimeUntilNextProcess();
+    virtual int32_t Process();
 
     // Implement VideoCaptureExternal
-    virtual WebRtc_Word32 IncomingFrame(WebRtc_UWord8* videoFrame,
-                                        WebRtc_Word32 videoFrameLength,
-                                        const VideoCaptureCapability& frameInfo,
-                                        WebRtc_Word64 captureTime = 0);
-    virtual WebRtc_Word32 IncomingFrameI420(
+    virtual int32_t IncomingFrame(uint8_t* videoFrame,
+                                  int32_t videoFrameLength,
+                                  const VideoCaptureCapability& frameInfo,
+                                  int64_t captureTime = 0);
+    virtual int32_t IncomingFrameI420(
         const VideoFrameI420& video_frame,
-        WebRtc_Word64 captureTime = 0);
+        int64_t captureTime = 0);
 
     // Platform dependent
-    virtual WebRtc_Word32 StartCapture(const VideoCaptureCapability& capability)
+    virtual int32_t StartCapture(const VideoCaptureCapability& capability)
     {
         _requestedCapability = capability;
         return -1;
     }
-    virtual WebRtc_Word32 StopCapture()   { return -1; }
+    virtual int32_t StopCapture()   { return -1; }
     virtual bool CaptureStarted() {return false; }
-    virtual WebRtc_Word32 CaptureSettings(VideoCaptureCapability& /*settings*/)
+    virtual int32_t CaptureSettings(VideoCaptureCapability& /*settings*/)
     { return -1; }
     VideoCaptureEncodeInterface* GetEncodeInterface(const VideoCodec& /*codec*/)
     { return NULL; }
 
 protected:
-    VideoCaptureImpl(const WebRtc_Word32 id);
+    VideoCaptureImpl(const int32_t id);
     virtual ~VideoCaptureImpl();
-    WebRtc_Word32 DeliverCapturedFrame(I420VideoFrame& captureFrame,
-                                       WebRtc_Word64 capture_time);
-    WebRtc_Word32 DeliverEncodedCapturedFrame(VideoFrame& captureFrame,
-                                              WebRtc_Word64 capture_time,
-                                              VideoCodecType codec_type);
+    int32_t DeliverCapturedFrame(I420VideoFrame& captureFrame,
+                                 int64_t capture_time);
+    int32_t DeliverEncodedCapturedFrame(VideoFrame& captureFrame,
+                                        int64_t capture_time,
+                                        VideoCodecType codec_type);
 
-    WebRtc_Word32 _id; // Module ID
+    int32_t _id; // Module ID
     char* _deviceUniqueId; // current Device unique name;
     CriticalSectionWrapper& _apiCs;
-    WebRtc_Word32 _captureDelay; // Current capture delay. May be changed of platform dependent parts.
+    int32_t _captureDelay; // Current capture delay. May be changed of platform dependent parts.
     VideoCaptureCapability _requestedCapability; // Should be set by platform dependent code in StartCapture.
 private:
     void UpdateFrameCount();
-    WebRtc_UWord32 CalculateFrameRate(const TickTime& now);
+    uint32_t CalculateFrameRate(const TickTime& now);
 
     CriticalSectionWrapper& _callBackCs;
 
@@ -121,7 +121,7 @@
     bool _noPictureAlarmCallBack; //true if EnableNoPictureAlarm
     VideoCaptureAlarm _captureAlarm; // current value of the noPictureAlarm
 
-    WebRtc_Word32 _setCaptureDelay; // The currently used capture delay
+    int32_t _setCaptureDelay; // The currently used capture delay
     VideoCaptureDataCallback* _dataCallBack;
     VideoCaptureFeedBack* _captureCallBack;
 
@@ -133,7 +133,7 @@
     VideoFrame _capture_encoded_frame;
 
     // Used to make sure incoming timestamp is increasing for every frame.
-    WebRtc_Word64 last_capture_time_;
+    int64_t last_capture_time_;
 };
 } // namespace videocapturemodule
 } //namespace webrtc
diff --git a/modules/video_capture/windows/device_info_ds.cc b/modules/video_capture/windows/device_info_ds.cc
index d7db9a3..14606b7 100644
--- a/modules/video_capture/windows/device_info_ds.cc
+++ b/modules/video_capture/windows/device_info_ds.cc
@@ -23,7 +23,7 @@
 {
 namespace videocapturemodule
 {
-const WebRtc_Word32 NoWindowsCaptureDelays = 1;
+const int32_t NoWindowsCaptureDelays = 1;
 const DelayValues WindowsCaptureDelays[NoWindowsCaptureDelays] = {
   "Microsoft LifeCam Cinema",
   "usb#vid_045e&pid_075d",
@@ -43,7 +43,7 @@
 };
 
 // static
-DeviceInfoDS* DeviceInfoDS::Create(const WebRtc_Word32 id)
+DeviceInfoDS* DeviceInfoDS::Create(const int32_t id)
 {
     DeviceInfoDS* dsInfo = new DeviceInfoDS(id);
     if (!dsInfo || dsInfo->Init() != 0)
@@ -54,7 +54,7 @@
     return dsInfo;
 }
 
-DeviceInfoDS::DeviceInfoDS(const WebRtc_Word32 id)
+DeviceInfoDS::DeviceInfoDS(const int32_t id)
     : DeviceInfoImpl(id), _dsDevEnum(NULL), _dsMonikerDevEnum(NULL),
       _CoUninitializeIsRequired(true)
 {
@@ -108,7 +108,7 @@
     }
 }
 
-WebRtc_Word32 DeviceInfoDS::Init()
+int32_t DeviceInfoDS::Init()
 {
     HRESULT hr = CoCreateInstance(CLSID_SystemDeviceEnum, NULL, CLSCTX_INPROC,
                                   IID_ICreateDevEnum, (void **) &_dsDevEnum);
@@ -120,39 +120,39 @@
     }
     return 0;
 }
-WebRtc_UWord32 DeviceInfoDS::NumberOfDevices()
+uint32_t DeviceInfoDS::NumberOfDevices()
 {
     ReadLockScoped cs(_apiLock);
     return GetDeviceInfo(0, 0, 0, 0, 0, 0, 0);
 }
 
-WebRtc_Word32 DeviceInfoDS::GetDeviceName(
-                                       WebRtc_UWord32 deviceNumber,
+int32_t DeviceInfoDS::GetDeviceName(
+                                       uint32_t deviceNumber,
                                        char* deviceNameUTF8,
-                                       WebRtc_UWord32 deviceNameLength,
+                                       uint32_t deviceNameLength,
                                        char* deviceUniqueIdUTF8,
-                                       WebRtc_UWord32 deviceUniqueIdUTF8Length,
+                                       uint32_t deviceUniqueIdUTF8Length,
                                        char* productUniqueIdUTF8,
-                                       WebRtc_UWord32 productUniqueIdUTF8Length)
+                                       uint32_t productUniqueIdUTF8Length)
 {
     ReadLockScoped cs(_apiLock);
-    const WebRtc_Word32 result = GetDeviceInfo(deviceNumber, deviceNameUTF8,
-                                               deviceNameLength,
-                                               deviceUniqueIdUTF8,
-                                               deviceUniqueIdUTF8Length,
-                                               productUniqueIdUTF8,
-                                               productUniqueIdUTF8Length);
-    return result > (WebRtc_Word32) deviceNumber ? 0 : -1;
+    const int32_t result = GetDeviceInfo(deviceNumber, deviceNameUTF8,
+                                         deviceNameLength,
+                                         deviceUniqueIdUTF8,
+                                         deviceUniqueIdUTF8Length,
+                                         productUniqueIdUTF8,
+                                         productUniqueIdUTF8Length);
+    return result > (int32_t) deviceNumber ? 0 : -1;
 }
 
-WebRtc_Word32 DeviceInfoDS::GetDeviceInfo(
-                                       WebRtc_UWord32 deviceNumber,
+int32_t DeviceInfoDS::GetDeviceInfo(
+                                       uint32_t deviceNumber,
                                        char* deviceNameUTF8,
-                                       WebRtc_UWord32 deviceNameLength,
+                                       uint32_t deviceNameLength,
                                        char* deviceUniqueIdUTF8,
-                                       WebRtc_UWord32 deviceUniqueIdUTF8Length,
+                                       uint32_t deviceUniqueIdUTF8Length,
                                        char* productUniqueIdUTF8,
-                                       WebRtc_UWord32 productUniqueIdUTF8Length)
+                                       uint32_t productUniqueIdUTF8Length)
 
 {
 
@@ -275,11 +275,11 @@
 IBaseFilter * DeviceInfoDS::GetDeviceFilter(
                                      const char* deviceUniqueIdUTF8,
                                      char* productUniqueIdUTF8,
-                                     WebRtc_UWord32 productUniqueIdUTF8Length)
+                                     uint32_t productUniqueIdUTF8Length)
 {
 
-    const WebRtc_Word32 deviceUniqueIdUTF8Length =
-        (WebRtc_Word32) strlen((char*) deviceUniqueIdUTF8); // UTF8 is also NULL terminated
+    const int32_t deviceUniqueIdUTF8Length =
+        (int32_t) strlen((char*) deviceUniqueIdUTF8); // UTF8 is also NULL terminated
     if (deviceUniqueIdUTF8Length > kVideoCaptureUniqueNameLength)
     {
         WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceVideoCapture, _id,
@@ -366,8 +366,8 @@
     return captureFilter;
 }
 
-WebRtc_Word32 DeviceInfoDS::GetWindowsCapability(
-                              const WebRtc_Word32 capabilityIndex,
+int32_t DeviceInfoDS::GetWindowsCapability(
+                              const int32_t capabilityIndex,
                               VideoCaptureCapabilityWindows& windowsCapability)
 
 {
@@ -386,7 +386,7 @@
     return 0;
 }
 
-WebRtc_Word32 DeviceInfoDS::CreateCapabilityMap(
+int32_t DeviceInfoDS::CreateCapabilityMap(
                                          const char* deviceUniqueIdUTF8)
 
 {
@@ -400,8 +400,8 @@
         _captureCapabilities.Erase(item);
     }
 
-    const WebRtc_Word32 deviceUniqueIdUTF8Length =
-        (WebRtc_Word32) strlen((char*) deviceUniqueIdUTF8);
+    const int32_t deviceUniqueIdUTF8Length =
+        (int32_t) strlen((char*) deviceUniqueIdUTF8);
     if (deviceUniqueIdUTF8Length > kVideoCaptureUniqueNameLength)
     {
         WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceVideoCapture, _id,
@@ -473,7 +473,7 @@
         return -1;
     }
 
-    WebRtc_Word32 index = 0; // Index in created _capabilities map
+    int32_t index = 0; // Index in created _capabilities map
     // Check if the device support formattype == FORMAT_VideoInfo2 and FORMAT_VideoInfo.
     // Prefer FORMAT_VideoInfo since some cameras (ZureCam) has been seen having problem with MJPEG and FORMAT_VideoInfo2
     // Interlace flag is only supported in FORMAT_VideoInfo2
@@ -481,7 +481,7 @@
     bool supportFORMAT_VideoInfo = false;
     bool foundInterlacedFormat = false;
     GUID preferedVideoFormat = FORMAT_VideoInfo;
-    for (WebRtc_Word32 tmp = 0; tmp < count; ++tmp)
+    for (int32_t tmp = 0; tmp < count; ++tmp)
     {
         hr = streamConfig->GetStreamCaps(tmp, &pmt,
                                          reinterpret_cast<BYTE*> (&caps));
@@ -521,7 +521,7 @@
         }
     }
 
-    for (WebRtc_Word32 tmp = 0; tmp < count; ++tmp)
+    for (int32_t tmp = 0; tmp < count; ++tmp)
     {
         hr = streamConfig->GetStreamCaps(tmp, &pmt,
                                          reinterpret_cast<BYTE*> (&caps));
@@ -542,7 +542,7 @@
 
             VideoCaptureCapabilityWindows* capability =
                                         new VideoCaptureCapabilityWindows();
-            WebRtc_Word64 avgTimePerFrame = 0;
+            int64_t avgTimePerFrame = 0;
 
             if (pmt->formattype == FORMAT_VideoInfo)
             {
@@ -712,7 +712,7 @@
  */
 void DeviceInfoDS::GetProductId(const char* devicePath,
                                       char* productUniqueIdUTF8,
-                                      WebRtc_UWord32 productUniqueIdUTF8Length)
+                                      uint32_t productUniqueIdUTF8Length)
 {
     *productUniqueIdUTF8 = '\0';
     char* startPos = strstr((char*) devicePath, "\\\\?\\");
@@ -735,7 +735,7 @@
     }
     // Find the second occurrence.
     pos = strchr(pos + 1, '&');
-    WebRtc_UWord32 bytesToCopy = (WebRtc_UWord32)(pos - startPos);
+    uint32_t bytesToCopy = (uint32_t)(pos - startPos);
     if (pos && (bytesToCopy <= productUniqueIdUTF8Length) && bytesToCopy
         <= kVideoCaptureProductIdLength)
     {
@@ -750,12 +750,12 @@
     }
 }
 
-WebRtc_Word32 DeviceInfoDS::DisplayCaptureSettingsDialogBox(
+int32_t DeviceInfoDS::DisplayCaptureSettingsDialogBox(
                                          const char* deviceUniqueIdUTF8,
                                          const char* dialogTitleUTF8,
                                          void* parentWindow,
-                                         WebRtc_UWord32 positionX,
-                                         WebRtc_UWord32 positionY)
+                                         uint32_t positionX,
+                                         uint32_t positionY)
 {
     ReadLockScoped cs(_apiLock);
     HWND window = (HWND) parentWindow;
diff --git a/modules/video_capture/windows/device_info_ds.h b/modules/video_capture/windows/device_info_ds.h
index 33ccdf5..7dc3e6c 100644
--- a/modules/video_capture/windows/device_info_ds.h
+++ b/modules/video_capture/windows/device_info_ds.h
@@ -24,7 +24,7 @@
 {
 struct VideoCaptureCapabilityWindows: public VideoCaptureCapability
 {
-    WebRtc_UWord32 directShowCapabilityIndex;
+    uint32_t directShowCapabilityIndex;
     bool supportFrameRateControl;
     VideoCaptureCapabilityWindows()
     {
@@ -37,36 +37,36 @@
 {
 public:
     // Factory function.
-    static DeviceInfoDS* Create(const WebRtc_Word32 id);
+    static DeviceInfoDS* Create(const int32_t id);
 
-    DeviceInfoDS(const WebRtc_Word32 id);
+    DeviceInfoDS(const int32_t id);
     virtual ~DeviceInfoDS();
 
-    WebRtc_Word32 Init();
-    virtual WebRtc_UWord32 NumberOfDevices();
+    int32_t Init();
+    virtual uint32_t NumberOfDevices();
 
     /*
      * Returns the available capture devices.
      */
-    virtual WebRtc_Word32
-        GetDeviceName(WebRtc_UWord32 deviceNumber,
+    virtual int32_t
+        GetDeviceName(uint32_t deviceNumber,
                       char* deviceNameUTF8,
-                      WebRtc_UWord32 deviceNameLength,
+                      uint32_t deviceNameLength,
                       char* deviceUniqueIdUTF8,
-                      WebRtc_UWord32 deviceUniqueIdUTF8Length,
+                      uint32_t deviceUniqueIdUTF8Length,
                       char* productUniqueIdUTF8,
-                      WebRtc_UWord32 productUniqueIdUTF8Length);
+                      uint32_t productUniqueIdUTF8Length);
 
     /* 
      * Display OS /capture device specific settings dialog
      */
-    virtual WebRtc_Word32
+    virtual int32_t
         DisplayCaptureSettingsDialogBox(
                                         const char* deviceUniqueIdUTF8,
                                         const char* dialogTitleUTF8,
                                         void* parentWindow,
-                                        WebRtc_UWord32 positionX,
-                                        WebRtc_UWord32 positionY);
+                                        uint32_t positionX,
+                                        uint32_t positionY);
 
     // Windows specific
 
@@ -75,26 +75,26 @@
      */
     IBaseFilter * GetDeviceFilter(const char* deviceUniqueIdUTF8,
                                   char* productUniqueIdUTF8 = NULL,
-                                  WebRtc_UWord32 productUniqueIdUTF8Length = 0);
+                                  uint32_t productUniqueIdUTF8Length = 0);
 
-    WebRtc_Word32
-        GetWindowsCapability(const WebRtc_Word32 capabilityIndex,
+    int32_t
+        GetWindowsCapability(const int32_t capabilityIndex,
                              VideoCaptureCapabilityWindows& windowsCapability);
 
     static void GetProductId(const char* devicePath,
                              char* productUniqueIdUTF8,
-                             WebRtc_UWord32 productUniqueIdUTF8Length);
+                             uint32_t productUniqueIdUTF8Length);
 
 protected:
-    WebRtc_Word32 GetDeviceInfo(WebRtc_UWord32 deviceNumber,
-                                char* deviceNameUTF8,
-                                WebRtc_UWord32 deviceNameLength,
-                                char* deviceUniqueIdUTF8,
-                                WebRtc_UWord32 deviceUniqueIdUTF8Length,
-                                char* productUniqueIdUTF8,
-                                WebRtc_UWord32 productUniqueIdUTF8Length);
+    int32_t GetDeviceInfo(uint32_t deviceNumber,
+                          char* deviceNameUTF8,
+                          uint32_t deviceNameLength,
+                          char* deviceUniqueIdUTF8,
+                          uint32_t deviceUniqueIdUTF8Length,
+                          char* productUniqueIdUTF8,
+                          uint32_t productUniqueIdUTF8Length);
 
-    virtual WebRtc_Word32
+    virtual int32_t
         CreateCapabilityMap(const char* deviceUniqueIdUTF8);
 
 private:
diff --git a/modules/video_capture/windows/device_info_mf.cc b/modules/video_capture/windows/device_info_mf.cc
index 61f4f46..aa747f1 100644
--- a/modules/video_capture/windows/device_info_mf.cc
+++ b/modules/video_capture/windows/device_info_mf.cc
@@ -13,37 +13,37 @@
 namespace webrtc {
 namespace videocapturemodule {
 
-DeviceInfoMF::DeviceInfoMF(const WebRtc_Word32 id) : DeviceInfoImpl(id) {
+DeviceInfoMF::DeviceInfoMF(const int32_t id) : DeviceInfoImpl(id) {
 }
 
 DeviceInfoMF::~DeviceInfoMF() {
 }
 
-WebRtc_Word32 DeviceInfoMF::Init() {
+int32_t DeviceInfoMF::Init() {
   return -1;
 }
 
-WebRtc_UWord32 DeviceInfoMF::NumberOfDevices() {
+uint32_t DeviceInfoMF::NumberOfDevices() {
   return 0;
 }
 
-WebRtc_Word32 DeviceInfoMF::GetDeviceName(
-    WebRtc_UWord32 deviceNumber,
+int32_t DeviceInfoMF::GetDeviceName(
+    uint32_t deviceNumber,
     char* deviceNameUTF8,
-    WebRtc_UWord32 deviceNameLength,
+    uint32_t deviceNameLength,
     char* deviceUniqueIdUTF8,
-    WebRtc_UWord32 deviceUniqueIdUTF8Length,
+    uint32_t deviceUniqueIdUTF8Length,
     char* productUniqueIdUTF8,
-    WebRtc_UWord32 productUniqueIdUTF8Length) {
+    uint32_t productUniqueIdUTF8Length) {
   return -1;
 }
 
-WebRtc_Word32 DeviceInfoMF::DisplayCaptureSettingsDialogBox(
+int32_t DeviceInfoMF::DisplayCaptureSettingsDialogBox(
     const char* deviceUniqueIdUTF8,
     const char* dialogTitleUTF8,
     void* parentWindow,
-    WebRtc_UWord32 positionX,
-    WebRtc_UWord32 positionY) {
+    uint32_t positionX,
+    uint32_t positionY) {
   return -1;
 }
 
diff --git a/modules/video_capture/windows/device_info_mf.h b/modules/video_capture/windows/device_info_mf.h
index cf1297f..cb5638a 100644
--- a/modules/video_capture/windows/device_info_mf.h
+++ b/modules/video_capture/windows/device_info_mf.h
@@ -19,20 +19,22 @@
 // Provides video capture device information using the Media Foundation API.
 class DeviceInfoMF : public DeviceInfoImpl {
  public:
-  explicit DeviceInfoMF(const WebRtc_Word32 id);
+  explicit DeviceInfoMF(const int32_t id);
   virtual ~DeviceInfoMF();
 
-  WebRtc_Word32 Init();
-  virtual WebRtc_UWord32 NumberOfDevices();
+  int32_t Init();
+  virtual uint32_t NumberOfDevices();
 
-  virtual WebRtc_Word32 GetDeviceName(WebRtc_UWord32 deviceNumber,
-      char* deviceNameUTF8, WebRtc_UWord32 deviceNameLength,
-      char* deviceUniqueIdUTF8, WebRtc_UWord32 deviceUniqueIdUTF8Length,
-      char* productUniqueIdUTF8, WebRtc_UWord32 productUniqueIdUTF8Length);
+  virtual int32_t GetDeviceName(uint32_t deviceNumber, char* deviceNameUTF8,
+                                uint32_t deviceNameLength,
+                                char* deviceUniqueIdUTF8,
+                                uint32_t deviceUniqueIdUTF8Length,
+                                char* productUniqueIdUTF8,
+                                uint32_t productUniqueIdUTF8Length);
 
-  virtual WebRtc_Word32 DisplayCaptureSettingsDialogBox(
+  virtual int32_t DisplayCaptureSettingsDialogBox(
       const char* deviceUniqueIdUTF8, const char* dialogTitleUTF8,
-      void* parentWindow, WebRtc_UWord32 positionX, WebRtc_UWord32 positionY);
+      void* parentWindow, uint32_t positionX, uint32_t positionY);
 };
 
 }  // namespace videocapturemodule
diff --git a/modules/video_capture/windows/sink_filter_ds.cc b/modules/video_capture/windows/sink_filter_ds.cc
index db57eb2..b0f9b44 100644
--- a/modules/video_capture/windows/sink_filter_ds.cc
+++ b/modules/video_capture/windows/sink_filter_ds.cc
@@ -34,7 +34,7 @@
    DWORD dwFlags;       // reserved for future use, must be zero
 } THREADNAME_INFO;
 
-CaptureInputPin::CaptureInputPin (WebRtc_Word32 moduleId,
+CaptureInputPin::CaptureInputPin (int32_t moduleId,
                             IN TCHAR * szName,
                             IN CaptureSinkFilter* pFilter,
                             IN CCritSec * pLock,
@@ -86,7 +86,7 @@
     pmt->SetFormatType(&FORMAT_VideoInfo);
     pmt->SetTemporalCompression(FALSE);
 
-    WebRtc_Word32 positionOffset=1;
+    int32_t positionOffset=1;
     if(_requestedCapability.codecType!=kVideoCodecUnknown)
     {
         positionOffset=0;
@@ -353,7 +353,7 @@
 
     if (SUCCEEDED (hr))
     {
-        const WebRtc_Word32 length = pIMediaSample->GetActualDataLength();
+        const int32_t length = pIMediaSample->GetActualDataLength();
 
         unsigned char* pBuffer = NULL;
         if(S_OK != pIMediaSample->GetPointer(&pBuffer))
@@ -388,7 +388,7 @@
                               IN LPUNKNOWN punk,
                               OUT HRESULT * phr,
                               VideoCaptureExternal& captureObserver,
-                              WebRtc_Word32 moduleId)
+                              int32_t moduleId)
     : CBaseFilter(tszName,punk,& m_crtFilter,CLSID_SINKFILTER),
       m_pInput(NULL),
       _captureObserver(captureObserver),
@@ -484,7 +484,7 @@
 }
 
 void CaptureSinkFilter::ProcessCapturedFrame(unsigned char* pBuffer,
-                                         WebRtc_Word32 length,
+                                         int32_t length,
                                          const VideoCaptureCapability& frameInfo)
 {
     //  we have the receiver lock
diff --git a/modules/video_capture/windows/sink_filter_ds.h b/modules/video_capture/windows/sink_filter_ds.h
index 78e34e3..010bc7e 100644
--- a/modules/video_capture/windows/sink_filter_ds.h
+++ b/modules/video_capture/windows/sink_filter_ds.h
@@ -29,18 +29,18 @@
 class CaptureInputPin: public CBaseInputPin
 {
 public:
-    WebRtc_Word32 _moduleId;
+    int32_t _moduleId;
 
     VideoCaptureCapability _requestedCapability;
     VideoCaptureCapability _resultingCapability;
     HANDLE _threadHandle;
 
-    CaptureInputPin ( WebRtc_Word32 moduleId,
-                      IN TCHAR* szName,
-                      IN CaptureSinkFilter* pFilter,
-                      IN CCritSec * pLock,
-                      OUT HRESULT * pHr,
-                      IN LPCWSTR pszName);
+    CaptureInputPin(int32_t moduleId,
+                    IN TCHAR* szName,
+                    IN CaptureSinkFilter* pFilter,
+                    IN CCritSec * pLock,
+                    OUT HRESULT * pHr,
+                    IN LPCWSTR pszName);
     virtual ~CaptureInputPin();
 
     HRESULT GetMediaType (IN int iPos, OUT CMediaType * pmt);
@@ -53,17 +53,17 @@
 {
 
 public:
-    CaptureSinkFilter (IN TCHAR * tszName,
-                   IN LPUNKNOWN punk,
-                   OUT HRESULT * phr,
-                   VideoCaptureExternal& captureObserver,
-                   WebRtc_Word32 moduleId);
+    CaptureSinkFilter(IN TCHAR * tszName,
+                      IN LPUNKNOWN punk,
+                      OUT HRESULT * phr,
+                      VideoCaptureExternal& captureObserver,
+                      int32_t moduleId);
     virtual ~CaptureSinkFilter();
 
     //  --------------------------------------------------------------------
     //  class methods
 
-    void ProcessCapturedFrame(unsigned char* pBuffer, WebRtc_Word32 length,
+    void ProcessCapturedFrame(unsigned char* pBuffer, int32_t length,
                               const VideoCaptureCapability& frameInfo);
     //  explicit receiver lock aquisition and release
     void LockReceive()  { m_crtRecv.Lock();}
@@ -93,7 +93,7 @@
     CCritSec m_crtRecv;  //  receiver lock; always acquire before filter lock
     CaptureInputPin * m_pInput;
     VideoCaptureExternal& _captureObserver;
-    WebRtc_Word32 _moduleId;
+    int32_t _moduleId;
 };
 } // namespace videocapturemodule
 } // namespace webrtc
diff --git a/modules/video_capture/windows/video_capture_ds.cc b/modules/video_capture/windows/video_capture_ds.cc
index 275d987..9aa03a8 100644
--- a/modules/video_capture/windows/video_capture_ds.cc
+++ b/modules/video_capture/windows/video_capture_ds.cc
@@ -22,7 +22,7 @@
 {
 namespace videocapturemodule
 {
-VideoCaptureDS::VideoCaptureDS(const WebRtc_Word32 id)
+VideoCaptureDS::VideoCaptureDS(const int32_t id)
     : VideoCaptureImpl(id), _dsInfo(id), _captureFilter(NULL),
       _graphBuilder(NULL), _mediaControl(NULL), _sinkFilter(NULL),
       _inputSendPin(NULL), _outputCapturePin(NULL), _dvFilter(NULL),
@@ -59,11 +59,10 @@
     RELEASE_AND_CLEAR(_graphBuilder);
 }
 
-WebRtc_Word32 VideoCaptureDS::Init(const WebRtc_Word32 id,
-                                          const char* deviceUniqueIdUTF8)
+int32_t VideoCaptureDS::Init(const int32_t id, const char* deviceUniqueIdUTF8)
 {
-    const WebRtc_Word32 nameLength =
-        (WebRtc_Word32) strlen((char*) deviceUniqueIdUTF8);
+    const int32_t nameLength =
+        (int32_t) strlen((char*) deviceUniqueIdUTF8);
     if (nameLength > kVideoCaptureUniqueNameLength)
         return -1;
 
@@ -150,7 +149,7 @@
     return 0;
 }
 
-WebRtc_Word32 VideoCaptureDS::StartCapture(
+int32_t VideoCaptureDS::StartCapture(
                                       const VideoCaptureCapability& capability)
 {
     CriticalSectionScoped cs(&_apiCs);
@@ -174,7 +173,7 @@
     return 0;
 }
 
-WebRtc_Word32 VideoCaptureDS::StopCapture()
+int32_t VideoCaptureDS::StopCapture()
 {
     CriticalSectionScoped cs(&_apiCs);
 
@@ -201,20 +200,20 @@
     return state == State_Running;
 
 }
-WebRtc_Word32 VideoCaptureDS::CaptureSettings(
+int32_t VideoCaptureDS::CaptureSettings(
                                              VideoCaptureCapability& settings)
 {
     settings = _requestedCapability;
     return 0;
 }
 
-WebRtc_Word32 VideoCaptureDS::SetCameraOutput(
+int32_t VideoCaptureDS::SetCameraOutput(
                              const VideoCaptureCapability& requestedCapability)
 {
 
     // Get the best matching capability
     VideoCaptureCapability capability;
-    WebRtc_Word32 capabilityIndex;
+    int32_t capabilityIndex;
 
     // Store the new requested size
     _requestedCapability = requestedCapability;
@@ -326,7 +325,7 @@
     return 0;
 }
 
-WebRtc_Word32 VideoCaptureDS::DisconnectGraph()
+int32_t VideoCaptureDS::DisconnectGraph()
 {
     HRESULT hr = _mediaControl->Stop();
     hr += _graphBuilder->Disconnect(_outputCapturePin);
diff --git a/modules/video_capture/windows/video_capture_ds.h b/modules/video_capture/windows/video_capture_ds.h
index 48c4990..dd4afbc 100644
--- a/modules/video_capture/windows/video_capture_ds.h
+++ b/modules/video_capture/windows/video_capture_ds.h
@@ -29,19 +29,18 @@
 class VideoCaptureDS: public VideoCaptureImpl
 {
 public:
-    VideoCaptureDS(const WebRtc_Word32 id);
+    VideoCaptureDS(const int32_t id);
 
-    virtual WebRtc_Word32 Init(const WebRtc_Word32 id,
-                               const char* deviceUniqueIdUTF8);
+    virtual int32_t Init(const int32_t id, const char* deviceUniqueIdUTF8);
 
     /*************************************************************************
      *
      *   Start/Stop
      *
      *************************************************************************/
-    virtual WebRtc_Word32
+    virtual int32_t
         StartCapture(const VideoCaptureCapability& capability);
-    virtual WebRtc_Word32 StopCapture();
+    virtual int32_t StopCapture();
 
     /**************************************************************************
      *
@@ -50,16 +49,16 @@
      **************************************************************************/
 
     virtual bool CaptureStarted();
-    virtual WebRtc_Word32 CaptureSettings(VideoCaptureCapability& settings);
+    virtual int32_t CaptureSettings(VideoCaptureCapability& settings);
 
 protected:
     virtual ~VideoCaptureDS();
 
     // Help functions
 
-    WebRtc_Word32
+    int32_t
         SetCameraOutput(const VideoCaptureCapability& requestedCapability);
-    WebRtc_Word32 DisconnectGraph();
+    int32_t DisconnectGraph();
     HRESULT VideoCaptureDS::ConnectDVCamera();
 
     DeviceInfoDS _dsInfo;
diff --git a/modules/video_capture/windows/video_capture_factory_windows.cc b/modules/video_capture/windows/video_capture_factory_windows.cc
index 815ff02..8b6737f 100644
--- a/modules/video_capture/windows/video_capture_factory_windows.cc
+++ b/modules/video_capture/windows/video_capture_factory_windows.cc
@@ -17,12 +17,12 @@
 
 // static
 VideoCaptureModule::DeviceInfo* VideoCaptureImpl::CreateDeviceInfo(
-    const WebRtc_Word32 id) {
+    const int32_t id) {
   // TODO(tommi): Use the Media Foundation version on Vista and up.
   return DeviceInfoDS::Create(id);
 }
 
-VideoCaptureModule* VideoCaptureImpl::Create(const WebRtc_Word32 id,
+VideoCaptureModule* VideoCaptureImpl::Create(const int32_t id,
                                              const char* device_id) {
   if (device_id == NULL)
     return NULL;
diff --git a/modules/video_capture/windows/video_capture_mf.cc b/modules/video_capture/windows/video_capture_mf.cc
index 873165d..34cdf3e 100644
--- a/modules/video_capture/windows/video_capture_mf.cc
+++ b/modules/video_capture/windows/video_capture_mf.cc
@@ -13,20 +13,19 @@
 namespace webrtc {
 namespace videocapturemodule {
 
-VideoCaptureMF::VideoCaptureMF(const WebRtc_Word32 id) : VideoCaptureImpl(id) {}
+VideoCaptureMF::VideoCaptureMF(const int32_t id) : VideoCaptureImpl(id) {}
 VideoCaptureMF::~VideoCaptureMF() {}
 
-WebRtc_Word32 VideoCaptureMF::Init(const WebRtc_Word32 id,
-                                   const char* device_id) {
+int32_t VideoCaptureMF::Init(const int32_t id, const char* device_id) {
   return 0;
 }
 
-WebRtc_Word32 VideoCaptureMF::StartCapture(
+int32_t VideoCaptureMF::StartCapture(
     const VideoCaptureCapability& capability) {
   return -1;
 }
 
-WebRtc_Word32 VideoCaptureMF::StopCapture() {
+int32_t VideoCaptureMF::StopCapture() {
   return -1;
 }
 
@@ -34,7 +33,7 @@
   return false;
 }
 
-WebRtc_Word32 VideoCaptureMF::CaptureSettings(
+int32_t VideoCaptureMF::CaptureSettings(
     VideoCaptureCapability& settings) {
   return -1;
 }
diff --git a/modules/video_capture/windows/video_capture_mf.h b/modules/video_capture/windows/video_capture_mf.h
index 5271eeb..5fba9c2 100644
--- a/modules/video_capture/windows/video_capture_mf.h
+++ b/modules/video_capture/windows/video_capture_mf.h
@@ -22,15 +22,15 @@
 // for supported platforms.
 class VideoCaptureMF : public VideoCaptureImpl {
  public:
-  explicit VideoCaptureMF(const WebRtc_Word32 id);
+  explicit VideoCaptureMF(const int32_t id);
 
-  WebRtc_Word32 Init(const WebRtc_Word32 id, const char* device_id);
+  int32_t Init(const int32_t id, const char* device_id);
 
   // Overrides from VideoCaptureImpl.
-  virtual WebRtc_Word32 StartCapture(const VideoCaptureCapability& capability);
-  virtual WebRtc_Word32 StopCapture();
+  virtual int32_t StartCapture(const VideoCaptureCapability& capability);
+  virtual int32_t StopCapture();
   virtual bool CaptureStarted();
-  virtual WebRtc_Word32 CaptureSettings(
+  virtual int32_t CaptureSettings(
       VideoCaptureCapability& settings);  // NOLINT
 
  protected: