Android: Generate JNI code for VideoDecoder
Bug: webrtc:8278
Change-Id: I985fa63b0c5a9cdd0fb1817730646bcd4b30288a
Reviewed-on: https://webrtc-review.googlesource.com/24221
Commit-Queue: Magnus Jedvert <magjed@webrtc.org>
Reviewed-by: Sami Kalliomäki <sakal@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#20803}
diff --git a/sdk/android/BUILD.gn b/sdk/android/BUILD.gn
index 9daae54..98ba0da 100644
--- a/sdk/android/BUILD.gn
+++ b/sdk/android/BUILD.gn
@@ -105,11 +105,14 @@
generate_jni("generated_video_jni") {
sources = [
+ "api/org/webrtc/EncodedImage.java",
"api/org/webrtc/SurfaceTextureHelper.java",
"api/org/webrtc/VideoCodecStatus.java",
+ "api/org/webrtc/VideoDecoder.java",
"api/org/webrtc/VideoEncoder.java",
"api/org/webrtc/VideoFrame.java",
"api/org/webrtc/VideoSink.java",
+ "src/java/org/webrtc/VideoDecoderWrapper.java",
"src/java/org/webrtc/VideoEncoderWrapper.java",
"src/java/org/webrtc/WrappedNativeVideoDecoder.java",
"src/java/org/webrtc/WrappedNativeVideoEncoder.java",
@@ -128,6 +131,8 @@
"src/jni/androidvideotracksource.cc",
"src/jni/androidvideotracksource.h",
"src/jni/androidvideotracksource_jni.cc",
+ "src/jni/encodedimage.cc",
+ "src/jni/encodedimage.h",
"src/jni/hardwarevideoencoderfactory.cc",
"src/jni/jni_generator_helper.h",
"src/jni/nv12buffer_jni.cc",
@@ -138,6 +143,8 @@
"src/jni/video_renderer_jni.cc",
"src/jni/videocodecinfo.cc",
"src/jni/videocodecinfo.h",
+ "src/jni/videocodecstatus.cc",
+ "src/jni/videocodecstatus.h",
"src/jni/videodecoderfactorywrapper.cc",
"src/jni/videodecoderfactorywrapper.h",
"src/jni/videodecoderfallback.cc",
@@ -447,6 +454,7 @@
rtc_android_library("libjingle_peerconnection_java") {
java_files = [
+ "src/java/org/webrtc/VideoDecoderWrapper.java",
"api/org/webrtc/AudioProcessingFactory.java",
"api/org/webrtc/AudioSource.java",
"api/org/webrtc/AudioTrack.java",
@@ -548,7 +556,6 @@
"src/java/org/webrtc/NV21Buffer.java",
"src/java/org/webrtc/TextureBufferImpl.java",
"src/java/org/webrtc/VideoCodecType.java",
- "src/java/org/webrtc/VideoDecoderWrapperCallback.java",
"src/java/org/webrtc/VideoEncoderWrapper.java",
"src/java/org/webrtc/WrappedNativeI420Buffer.java",
"src/java/org/webrtc/WrappedNativeVideoEncoder.java",
diff --git a/sdk/android/api/org/webrtc/EncodedImage.java b/sdk/android/api/org/webrtc/EncodedImage.java
index c6c56ce..dc8eb62 100644
--- a/sdk/android/api/org/webrtc/EncodedImage.java
+++ b/sdk/android/api/org/webrtc/EncodedImage.java
@@ -12,6 +12,8 @@
import java.nio.ByteBuffer;
import java.util.concurrent.TimeUnit;
+// TODO(bugs.webrtc.org/8556): Remove unnecessary import.
+import org.webrtc.EncodedImage;
/**
* An encoded frame from a video stream. Used as an input for decoders and as an output for
@@ -33,6 +35,17 @@
public int getNative() {
return nativeIndex;
}
+
+ // TODO(bugs.webrtc.org/8556): Remove unnecessary 'EncodedImage.'.
+ @CalledByNative("FrameType")
+ static EncodedImage.FrameType fromNativeIndex(int nativeIndex) {
+ for (FrameType type : FrameType.values()) {
+ if (type.getNative() == nativeIndex) {
+ return type;
+ }
+ }
+ throw new IllegalArgumentException("Unknown native frame type: " + nativeIndex);
+ }
}
public final ByteBuffer buffer;
@@ -125,4 +138,13 @@
rotation, completeFrame, qp);
}
}
+
+ // TODO(bugs.webrtc.org/8551) Remove.
+ @CalledByNative
+ static EncodedImage create(ByteBuffer buffer, int encodedWidth, int encodedHeight,
+ long captureTimeNs, EncodedImage.FrameType frameType, int rotation, boolean completeFrame,
+ Integer qp) {
+ return new EncodedImage(
+ buffer, encodedWidth, encodedHeight, captureTimeNs, frameType, rotation, completeFrame, qp);
+ }
}
diff --git a/sdk/android/api/org/webrtc/VideoDecoder.java b/sdk/android/api/org/webrtc/VideoDecoder.java
index 76b030c..f5acfad 100644
--- a/sdk/android/api/org/webrtc/VideoDecoder.java
+++ b/sdk/android/api/org/webrtc/VideoDecoder.java
@@ -54,23 +54,23 @@
* Initializes the decoding process with specified settings. Will be called on the decoding thread
* before any decode calls.
*/
- VideoCodecStatus initDecode(Settings settings, Callback decodeCallback);
+ @CalledByNative VideoCodecStatus initDecode(Settings settings, Callback decodeCallback);
/**
* Called when the decoder is no longer needed. Any more calls to decode will not be made.
*/
- VideoCodecStatus release();
+ @CalledByNative VideoCodecStatus release();
/**
* Request the decoder to decode a frame.
*/
- VideoCodecStatus decode(EncodedImage frame, DecodeInfo info);
+ @CalledByNative VideoCodecStatus decode(EncodedImage frame, DecodeInfo info);
/**
* The decoder should return true if it prefers late decoding. That is, it can not decode
* infinite number of frames before the decoded frame is consumed.
*/
- boolean getPrefersLateDecoding();
+ @CalledByNative boolean getPrefersLateDecoding();
/**
* Should return a descriptive name for the implementation. Gets called once and cached. May be
* called from arbitrary thread.
*/
- String getImplementationName();
+ @CalledByNative String getImplementationName();
}
diff --git a/sdk/android/src/java/org/webrtc/VideoDecoderWrapper.java b/sdk/android/src/java/org/webrtc/VideoDecoderWrapper.java
new file mode 100644
index 0000000..97134c5
--- /dev/null
+++ b/sdk/android/src/java/org/webrtc/VideoDecoderWrapper.java
@@ -0,0 +1,34 @@
+/*
+ * Copyright 2017 The WebRTC project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+package org.webrtc;
+
+import org.webrtc.VideoDecoder;
+
+/**
+ * This class contains the Java glue code for JNI generation of VideoDecoder.
+ */
+class VideoDecoderWrapper {
+ // TODO(bugs.webrtc.org/8551) Remove.
+ @CalledByNative
+ static VideoDecoder.Settings createSettings(int numberOfCores, int width, int height) {
+ return new VideoDecoder.Settings(numberOfCores, width, height);
+ }
+
+ @CalledByNative
+ static VideoDecoder.Callback createDecoderCallback(final long nativeDecoder) {
+ return (VideoFrame frame, Integer decodeTimeMs,
+ Integer qp) -> nativeOnDecodedFrame(nativeDecoder, frame, decodeTimeMs, qp);
+ }
+
+ @NativeClassQualifiedName("webrtc::jni::VideoDecoderWrapper")
+ private static native void nativeOnDecodedFrame(
+ long nativeDecoder, VideoFrame frame, Integer decodeTimeMs, Integer qp);
+}
diff --git a/sdk/android/src/java/org/webrtc/VideoDecoderWrapperCallback.java b/sdk/android/src/java/org/webrtc/VideoDecoderWrapperCallback.java
deleted file mode 100644
index 232466d..0000000
--- a/sdk/android/src/java/org/webrtc/VideoDecoderWrapperCallback.java
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
- * Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
- *
- * Use of this source code is governed by a BSD-style license
- * that can be found in the LICENSE file in the root of the source
- * tree. An additional intellectual property rights grant can be found
- * in the file PATENTS. All contributing project authors may
- * be found in the AUTHORS file in the root of the source tree.
- */
-
-package org.webrtc;
-
-/**
- * VideoDecoder callback that calls VideoDecoderWrapper.OnDecodedFrame for the decoded frames.
- */
-class VideoDecoderWrapperCallback implements VideoDecoder.Callback {
- private final long nativeDecoder;
-
- public VideoDecoderWrapperCallback(long nativeDecoder) {
- this.nativeDecoder = nativeDecoder;
- }
-
- @Override
- public void onDecodedFrame(VideoFrame frame, Integer decodeTimeMs, Integer qp) {
- nativeOnDecodedFrame(nativeDecoder, frame, decodeTimeMs, qp);
- }
-
- private native static void nativeOnDecodedFrame(
- long nativeDecoder, VideoFrame frame, Integer decodeTimeMs, Integer qp);
-}
diff --git a/sdk/android/src/java/org/webrtc/VideoEncoderWrapper.java b/sdk/android/src/java/org/webrtc/VideoEncoderWrapper.java
index b2bc081..5acfe67 100644
--- a/sdk/android/src/java/org/webrtc/VideoEncoderWrapper.java
+++ b/sdk/android/src/java/org/webrtc/VideoEncoderWrapper.java
@@ -37,16 +37,6 @@
}
@CalledByNative
- static EncodedImage.FrameType createFrameType(int nativeIndex) {
- for (EncodedImage.FrameType type : EncodedImage.FrameType.values()) {
- if (type.getNative() == nativeIndex) {
- return type;
- }
- }
- throw new IllegalArgumentException("Unknown native frame type: " + nativeIndex);
- }
-
- @CalledByNative
static boolean getScalingSettingsOn(VideoEncoder.ScalingSettings scalingSettings) {
return scalingSettings.on;
}
diff --git a/sdk/android/src/jni/classreferenceholder.cc b/sdk/android/src/jni/classreferenceholder.cc
index 25cb38c..910aa56 100644
--- a/sdk/android/src/jni/classreferenceholder.cc
+++ b/sdk/android/src/jni/classreferenceholder.cc
@@ -113,8 +113,6 @@
LoadClass(jni, "org/webrtc/VideoCapturer");
LoadClass(jni, "org/webrtc/VideoCodecInfo");
LoadClass(jni, "org/webrtc/VideoCodecStatus");
- LoadClass(jni, "org/webrtc/VideoDecoder$Settings");
- LoadClass(jni, "org/webrtc/VideoDecoderWrapperCallback");
LoadClass(jni, "org/webrtc/VideoFrame");
LoadClass(jni, "org/webrtc/VideoFrame$Buffer");
LoadClass(jni, "org/webrtc/VideoFrame$I420Buffer");
diff --git a/sdk/android/src/jni/encodedimage.cc b/sdk/android/src/jni/encodedimage.cc
new file mode 100644
index 0000000..f540b77
--- /dev/null
+++ b/sdk/android/src/jni/encodedimage.cc
@@ -0,0 +1,35 @@
+/*
+ * Copyright 2017 The WebRTC project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "sdk/android/src/jni/encodedimage.h"
+
+#include "common_video/include/video_frame.h"
+#include "rtc_base/timeutils.h"
+#include "sdk/android/generated_video_jni/jni/EncodedImage_jni.h"
+
+namespace webrtc {
+namespace jni {
+
+jobject NativeToJavaFrameType(JNIEnv* env, FrameType frame_type) {
+ return Java_FrameType_fromNativeIndex(env, frame_type);
+}
+
+jobject NativeToJavaEncodedImage(JNIEnv* jni, const EncodedImage& image) {
+ jobject buffer = jni->NewDirectByteBuffer(image._buffer, image._length);
+ jobject frame_type = NativeToJavaFrameType(jni, image._frameType);
+ jobject qp = (image.qp_ == -1) ? nullptr : JavaIntegerFromInt(jni, image.qp_);
+ return Java_EncodedImage_create(
+ jni, buffer, image._encodedWidth, image._encodedHeight,
+ image.capture_time_ms_ * rtc::kNumNanosecsPerMillisec, frame_type,
+ static_cast<jint>(image.rotation_), image._completeFrame, qp);
+}
+
+} // namespace jni
+} // namespace webrtc
diff --git a/sdk/android/src/jni/encodedimage.h b/sdk/android/src/jni/encodedimage.h
new file mode 100644
index 0000000..a84b91e
--- /dev/null
+++ b/sdk/android/src/jni/encodedimage.h
@@ -0,0 +1,31 @@
+/*
+ * Copyright 2017 The WebRTC project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef SDK_ANDROID_SRC_JNI_ENCODEDIMAGE_H_
+#define SDK_ANDROID_SRC_JNI_ENCODEDIMAGE_H_
+
+#include <jni.h>
+
+#include "api/video/video_rotation.h"
+#include "common_types.h" // NOLINT(build/include)
+
+namespace webrtc {
+
+class EncodedImage;
+
+namespace jni {
+
+jobject NativeToJavaFrameType(JNIEnv* env, FrameType frame_type);
+jobject NativeToJavaEncodedImage(JNIEnv* jni, const EncodedImage& image);
+
+} // namespace jni
+} // namespace webrtc
+
+#endif // SDK_ANDROID_SRC_JNI_ENCODEDIMAGE_H_
diff --git a/sdk/android/src/jni/videocodecstatus.cc b/sdk/android/src/jni/videocodecstatus.cc
new file mode 100644
index 0000000..6641f30
--- /dev/null
+++ b/sdk/android/src/jni/videocodecstatus.cc
@@ -0,0 +1,24 @@
+/*
+ * Copyright 2017 The WebRTC project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "sdk/android/src/jni/videocodecstatus.h"
+
+#include "sdk/android/generated_video_jni/jni/VideoCodecStatus_jni.h"
+
+namespace webrtc {
+namespace jni {
+
+int32_t JavaToNativeVideoCodecStatus(JNIEnv* env,
+ jobject j_video_codec_status) {
+ return Java_VideoCodecStatus_getNumber(env, j_video_codec_status);
+}
+
+} // namespace jni
+} // namespace webrtc
diff --git a/sdk/android/src/jni/videocodecstatus.h b/sdk/android/src/jni/videocodecstatus.h
new file mode 100644
index 0000000..a2ad39e
--- /dev/null
+++ b/sdk/android/src/jni/videocodecstatus.h
@@ -0,0 +1,23 @@
+/*
+ * Copyright 2017 The WebRTC project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef SDK_ANDROID_SRC_JNI_VIDEOCODECSTATUS_H_
+#define SDK_ANDROID_SRC_JNI_VIDEOCODECSTATUS_H_
+
+#include <jni.h>
+#include <stdint.h>
+
+namespace webrtc {
+namespace jni {
+int32_t JavaToNativeVideoCodecStatus(JNIEnv* env, jobject j_video_codec_status);
+} // namespace jni
+} // namespace webrtc
+
+#endif // SDK_ANDROID_SRC_JNI_VIDEOCODECSTATUS_H_
diff --git a/sdk/android/src/jni/videodecoderwrapper.cc b/sdk/android/src/jni/videodecoderwrapper.cc
index 1bc75b0..3dd398e 100644
--- a/sdk/android/src/jni/videodecoderwrapper.cc
+++ b/sdk/android/src/jni/videodecoderwrapper.cc
@@ -15,9 +15,12 @@
#include "modules/video_coding/utility/vp8_header_parser.h"
#include "modules/video_coding/utility/vp9_uncompressed_header_parser.h"
#include "rtc_base/logging.h"
-#include "rtc_base/safe_conversions.h"
-#include "rtc_base/timeutils.h"
+#include "sdk/android/generated_video_jni/jni/VideoDecoderWrapper_jni.h"
+#include "sdk/android/generated_video_jni/jni/VideoDecoder_jni.h"
#include "sdk/android/src/jni/classreferenceholder.h"
+#include "sdk/android/src/jni/encodedimage.h"
+#include "sdk/android/src/jni/videocodecstatus.h"
+#include "sdk/android/src/jni/videoframe.h"
namespace webrtc {
namespace jni {
@@ -31,58 +34,13 @@
} // namespace
VideoDecoderWrapper::VideoDecoderWrapper(JNIEnv* jni, jobject decoder)
- : decoder_(jni, decoder),
- encoded_image_class_(jni, FindClass(jni, "org/webrtc/EncodedImage")),
- frame_type_class_(jni,
- FindClass(jni, "org/webrtc/EncodedImage$FrameType")),
- settings_class_(jni, FindClass(jni, "org/webrtc/VideoDecoder$Settings")),
- video_frame_class_(jni, FindClass(jni, "org/webrtc/VideoFrame")),
- video_codec_status_class_(jni,
- FindClass(jni, "org/webrtc/VideoCodecStatus")),
- integer_class_(jni, jni->FindClass("java/lang/Integer")) {
- encoded_image_constructor_ =
- jni->GetMethodID(*encoded_image_class_, "<init>",
- "(Ljava/nio/ByteBuffer;IIJLorg/webrtc/"
- "EncodedImage$FrameType;IZLjava/lang/Integer;)V");
- settings_constructor_ =
- jni->GetMethodID(*settings_class_, "<init>", "(III)V");
-
- empty_frame_field_ = jni->GetStaticFieldID(
- *frame_type_class_, "EmptyFrame", "Lorg/webrtc/EncodedImage$FrameType;");
- video_frame_key_field_ =
- jni->GetStaticFieldID(*frame_type_class_, "VideoFrameKey",
- "Lorg/webrtc/EncodedImage$FrameType;");
- video_frame_delta_field_ =
- jni->GetStaticFieldID(*frame_type_class_, "VideoFrameDelta",
- "Lorg/webrtc/EncodedImage$FrameType;");
-
- video_frame_get_timestamp_ns_method_ =
- jni->GetMethodID(*video_frame_class_, "getTimestampNs", "()J");
-
- jclass decoder_class = jni->GetObjectClass(decoder);
- init_decode_method_ =
- jni->GetMethodID(decoder_class, "initDecode",
- "(Lorg/webrtc/VideoDecoder$Settings;Lorg/webrtc/"
- "VideoDecoder$Callback;)Lorg/webrtc/VideoCodecStatus;");
- release_method_ = jni->GetMethodID(decoder_class, "release",
- "()Lorg/webrtc/VideoCodecStatus;");
- decode_method_ = jni->GetMethodID(decoder_class, "decode",
- "(Lorg/webrtc/EncodedImage;Lorg/webrtc/"
- "VideoDecoder$DecodeInfo;)Lorg/webrtc/"
- "VideoCodecStatus;");
- get_prefers_late_decoding_method_ =
- jni->GetMethodID(decoder_class, "getPrefersLateDecoding", "()Z");
- get_implementation_name_method_ = jni->GetMethodID(
- decoder_class, "getImplementationName", "()Ljava/lang/String;");
-
- get_number_method_ =
- jni->GetMethodID(*video_codec_status_class_, "getNumber", "()I");
-
+ : decoder_(jni, decoder) {
initialized_ = false;
// QP parsing starts enabled and we disable it if the decoder provides frames.
qp_parsing_enabled_ = true;
- implementation_name_ = GetImplementationName(jni);
+ implementation_name_ = JavaToStdString(
+ jni, Java_VideoDecoder_getImplementationName(jni, decoder));
}
int32_t VideoDecoderWrapper::InitDecode(const VideoCodec* codec_settings,
@@ -96,20 +54,15 @@
}
int32_t VideoDecoderWrapper::InitDecodeInternal(JNIEnv* jni) {
- jobject settings =
- jni->NewObject(*settings_class_, settings_constructor_, number_of_cores_,
- codec_settings_.width, codec_settings_.height);
+ jobject settings = Java_VideoDecoderWrapper_createSettings(
+ jni, number_of_cores_, codec_settings_.width, codec_settings_.height);
- jclass callback_class =
- FindClass(jni, "org/webrtc/VideoDecoderWrapperCallback");
- jmethodID callback_constructor =
- jni->GetMethodID(callback_class, "<init>", "(J)V");
- jobject callback = jni->NewObject(callback_class, callback_constructor,
- jlongFromPointer(this));
+ jobject callback = Java_VideoDecoderWrapper_createDecoderCallback(
+ jni, jlongFromPointer(this));
jobject ret =
- jni->CallObjectMethod(*decoder_, init_decode_method_, settings, callback);
- if (jni->CallIntMethod(ret, get_number_method_) == WEBRTC_VIDEO_CODEC_OK) {
+ Java_VideoDecoder_initDecode(jni, *decoder_, settings, callback);
+ if (JavaToNativeVideoCodecStatus(jni, ret) == WEBRTC_VIDEO_CODEC_OK) {
initialized_ = true;
}
@@ -142,10 +95,8 @@
qp_parsing_enabled_ ? ParseQP(input_image) : rtc::nullopt;
frame_extra_infos_.push_back(frame_extra_info);
- jobject jinput_image =
- ConvertEncodedImageToJavaEncodedImage(jni, input_image);
- jobject ret =
- jni->CallObjectMethod(*decoder_, decode_method_, jinput_image, nullptr);
+ jobject jinput_image = NativeToJavaEncodedImage(jni, input_image);
+ jobject ret = Java_VideoDecoder_decode(jni, *decoder_, jinput_image, nullptr);
return HandleReturnCode(jni, ret);
}
@@ -158,7 +109,7 @@
int32_t VideoDecoderWrapper::Release() {
JNIEnv* jni = AttachCurrentThreadIfNeeded();
ScopedLocalRefFrame local_ref_frame(jni);
- jobject ret = jni->CallObjectMethod(*decoder_, release_method_);
+ jobject ret = Java_VideoDecoder_release(jni, *decoder_);
frame_extra_infos_.clear();
initialized_ = false;
return HandleReturnCode(jni, ret);
@@ -166,19 +117,20 @@
bool VideoDecoderWrapper::PrefersLateDecoding() const {
JNIEnv* jni = AttachCurrentThreadIfNeeded();
- return jni->CallBooleanMethod(*decoder_, get_prefers_late_decoding_method_);
+ return Java_VideoDecoder_getPrefersLateDecoding(jni, *decoder_);
}
const char* VideoDecoderWrapper::ImplementationName() const {
return implementation_name_.c_str();
}
-void VideoDecoderWrapper::OnDecodedFrame(JNIEnv* jni,
- jobject jframe,
- jobject jdecode_time_ms,
- jobject jqp) {
- const jlong capture_time_ns =
- jni->CallLongMethod(jframe, video_frame_get_timestamp_ns_method_);
+void VideoDecoderWrapper::OnDecodedFrame(JNIEnv* env,
+ jobject j_caller,
+ jobject j_frame,
+ jobject j_decode_time_ms,
+ jobject j_qp) {
+ const uint64_t capture_time_ns = GetJavaVideoFrameTimestampNs(env, j_frame);
+
FrameExtraInfo frame_extra_info;
do {
if (frame_extra_infos_.empty()) {
@@ -193,13 +145,13 @@
} while (frame_extra_info.capture_time_ns != capture_time_ns);
VideoFrame frame =
- JavaToNativeFrame(jni, jframe, frame_extra_info.timestamp_rtp);
+ JavaToNativeFrame(env, j_frame, frame_extra_info.timestamp_rtp);
rtc::Optional<int32_t> decoding_time_ms =
- JavaIntegerToOptionalInt(jni, jdecode_time_ms);
+ JavaIntegerToOptionalInt(env, j_decode_time_ms);
rtc::Optional<uint8_t> decoder_qp =
- cast_optional<uint8_t, int32_t>(JavaIntegerToOptionalInt(jni, jqp));
+ cast_optional<uint8_t, int32_t>(JavaIntegerToOptionalInt(env, j_qp));
// If the decoder provides QP values itself, no need to parse the bitstream.
// Enable QP parsing if decoder does not provide QP values itself.
qp_parsing_enabled_ = !decoder_qp.has_value();
@@ -207,41 +159,8 @@
decoder_qp ? decoder_qp : frame_extra_info.qp);
}
-jobject VideoDecoderWrapper::ConvertEncodedImageToJavaEncodedImage(
- JNIEnv* jni,
- const EncodedImage& image) {
- jobject buffer = jni->NewDirectByteBuffer(image._buffer, image._length);
- jfieldID frame_type_field;
- switch (image._frameType) {
- case kEmptyFrame:
- frame_type_field = empty_frame_field_;
- break;
- case kVideoFrameKey:
- frame_type_field = video_frame_key_field_;
- break;
- case kVideoFrameDelta:
- frame_type_field = video_frame_delta_field_;
- break;
- default:
- RTC_NOTREACHED();
- return nullptr;
- }
- jobject frame_type =
- jni->GetStaticObjectField(*frame_type_class_, frame_type_field);
- jobject qp = nullptr;
- if (image.qp_ != -1) {
- qp = JavaIntegerFromInt(jni, image.qp_);
- }
- return jni->NewObject(
- *encoded_image_class_, encoded_image_constructor_, buffer,
- static_cast<jint>(image._encodedWidth),
- static_cast<jint>(image._encodedHeight),
- static_cast<jlong>(image.capture_time_ms_ * rtc::kNumNanosecsPerMillisec),
- frame_type, static_cast<jint>(image.rotation_), image._completeFrame, qp);
-}
-
int32_t VideoDecoderWrapper::HandleReturnCode(JNIEnv* jni, jobject code) {
- int32_t value = jni->CallIntMethod(code, get_number_method_);
+ int32_t value = JavaToNativeVideoCodecStatus(jni, code);
if (value < 0) { // Any errors are represented by negative values.
// Reset the codec.
if (Release() == WEBRTC_VIDEO_CODEC_OK) {
@@ -292,24 +211,5 @@
return qp;
}
-std::string VideoDecoderWrapper::GetImplementationName(JNIEnv* jni) const {
- jstring jname = reinterpret_cast<jstring>(
- jni->CallObjectMethod(*decoder_, get_implementation_name_method_));
- return JavaToStdString(jni, jname);
-}
-
-JNI_FUNCTION_DECLARATION(void,
- VideoDecoderWrapperCallback_nativeOnDecodedFrame,
- JNIEnv* jni,
- jclass,
- jlong jnative_decoder,
- jobject jframe,
- jobject jdecode_time_ms,
- jobject jqp) {
- VideoDecoderWrapper* native_decoder =
- reinterpret_cast<VideoDecoderWrapper*>(jnative_decoder);
- native_decoder->OnDecodedFrame(jni, jframe, jdecode_time_ms, jqp);
-}
-
} // namespace jni
} // namespace webrtc
diff --git a/sdk/android/src/jni/videodecoderwrapper.h b/sdk/android/src/jni/videodecoderwrapper.h
index 0e4e96e..48517c7 100644
--- a/sdk/android/src/jni/videodecoderwrapper.h
+++ b/sdk/android/src/jni/videodecoderwrapper.h
@@ -17,14 +17,11 @@
#include "api/video_codecs/video_decoder.h"
#include "common_video/h264/h264_bitstream_parser.h"
#include "sdk/android/src/jni/jni_helpers.h"
-#include "sdk/android/src/jni/videoframe.h"
namespace webrtc {
namespace jni {
-// Wraps a Java decoder and delegates all calls to it. Passes
-// VideoDecoderWrapperCallback to the decoder on InitDecode. Wraps the received
-// frames to AndroidVideoBuffer.
+// Wraps a Java decoder and delegates all calls to it.
class VideoDecoderWrapper : public VideoDecoder {
public:
VideoDecoderWrapper(JNIEnv* jni, jobject decoder);
@@ -51,10 +48,11 @@
const char* ImplementationName() const override;
// Wraps the frame to a AndroidVideoBuffer and passes it to the callback.
- void OnDecodedFrame(JNIEnv* jni,
- jobject jframe,
- jobject jdecode_time_ms,
- jobject jqp);
+ void OnDecodedFrame(JNIEnv* env,
+ jobject j_caller,
+ jobject j_frame,
+ jobject j_decode_time_ms,
+ jobject j_qp);
private:
struct FrameExtraInfo {
@@ -72,8 +70,6 @@
rtc::Optional<uint8_t> ParseQP(const EncodedImage& input_image);
- std::string GetImplementationName(JNIEnv* jni) const;
-
VideoCodec codec_settings_;
int32_t number_of_cores_;
@@ -86,32 +82,6 @@
DecodedImageCallback* callback_;
const ScopedGlobalRef<jobject> decoder_;
- const ScopedGlobalRef<jclass> encoded_image_class_;
- const ScopedGlobalRef<jclass> frame_type_class_;
- const ScopedGlobalRef<jclass> settings_class_;
- const ScopedGlobalRef<jclass> video_frame_class_;
- const ScopedGlobalRef<jclass> video_codec_status_class_;
- const ScopedGlobalRef<jclass> integer_class_;
-
- jmethodID encoded_image_constructor_;
- jmethodID settings_constructor_;
-
- jfieldID empty_frame_field_;
- jfieldID video_frame_key_field_;
- jfieldID video_frame_delta_field_;
-
- jmethodID video_frame_get_timestamp_ns_method_;
-
- jmethodID init_decode_method_;
- jmethodID release_method_;
- jmethodID decode_method_;
- jmethodID get_prefers_late_decoding_method_;
- jmethodID get_implementation_name_method_;
-
- jmethodID get_number_method_;
-
- jobject ConvertEncodedImageToJavaEncodedImage(JNIEnv* jni,
- const EncodedImage& image);
};
} // namespace jni
diff --git a/sdk/android/src/jni/videoencoderwrapper.cc b/sdk/android/src/jni/videoencoderwrapper.cc
index 360a5c6..66b54f9 100644
--- a/sdk/android/src/jni/videoencoderwrapper.cc
+++ b/sdk/android/src/jni/videoencoderwrapper.cc
@@ -21,10 +21,11 @@
#include "rtc_base/logging.h"
#include "rtc_base/random.h"
#include "rtc_base/timeutils.h"
-#include "sdk/android/generated_video_jni/jni/VideoCodecStatus_jni.h"
#include "sdk/android/generated_video_jni/jni/VideoEncoderWrapper_jni.h"
#include "sdk/android/generated_video_jni/jni/VideoEncoder_jni.h"
#include "sdk/android/src/jni/class_loader.h"
+#include "sdk/android/src/jni/encodedimage.h"
+#include "sdk/android/src/jni/videocodecstatus.h"
namespace webrtc {
namespace jni {
@@ -84,7 +85,7 @@
jobject ret =
Java_VideoEncoder_initEncode(jni, *encoder_, settings, callback);
- if (Java_VideoCodecStatus_getNumber(jni, ret) == WEBRTC_VIDEO_CODEC_OK) {
+ if (JavaToNativeVideoCodecStatus(jni, ret) == WEBRTC_VIDEO_CODEC_OK) {
initialized_ = true;
}
@@ -123,8 +124,7 @@
jobjectArray j_frame_types =
jni->NewObjectArray(frame_types->size(), *frame_type_class_, nullptr);
for (size_t i = 0; i < frame_types->size(); ++i) {
- jobject j_frame_type = Java_VideoEncoderWrapper_createFrameType(
- jni, static_cast<jint>((*frame_types)[i]));
+ jobject j_frame_type = NativeToJavaFrameType(jni, (*frame_types)[i]);
jni->SetObjectArrayElement(j_frame_types, i, j_frame_type);
}
jobject encode_info =
@@ -245,7 +245,7 @@
}
int32_t VideoEncoderWrapper::HandleReturnCode(JNIEnv* jni, jobject code) {
- int32_t value = Java_VideoCodecStatus_getNumber(jni, code);
+ int32_t value = JavaToNativeVideoCodecStatus(jni, code);
if (value < 0) { // Any errors are represented by negative values.
// Try resetting the codec.
if (++num_resets_ <= kMaxJavaEncoderResets &&
diff --git a/sdk/android/src/jni/videoframe.cc b/sdk/android/src/jni/videoframe.cc
index c914727..be07c75 100644
--- a/sdk/android/src/jni/videoframe.cc
+++ b/sdk/android/src/jni/videoframe.cc
@@ -109,6 +109,10 @@
} // namespace
+int64_t GetJavaVideoFrameTimestampNs(JNIEnv* jni, jobject j_video_frame) {
+ return Java_VideoFrame_getTimestampNs(jni, j_video_frame);
+}
+
Matrix::Matrix(JNIEnv* jni, jfloatArray a) {
RTC_CHECK_EQ(16, jni->GetArrayLength(a));
jfloat* ptr = jni->GetFloatArrayElements(a, nullptr);
@@ -366,7 +370,7 @@
uint32_t timestamp_rtp) {
jobject j_video_frame_buffer = Java_VideoFrame_getBuffer(jni, j_video_frame);
int rotation = Java_VideoFrame_getRotation(jni, j_video_frame);
- uint32_t timestamp_ns = Java_VideoFrame_getTimestampNs(jni, j_video_frame);
+ int64_t timestamp_ns = Java_VideoFrame_getTimestampNs(jni, j_video_frame);
rtc::scoped_refptr<AndroidVideoBuffer> buffer =
AndroidVideoBuffer::Create(jni, j_video_frame_buffer);
return VideoFrame(buffer, timestamp_rtp,
diff --git a/sdk/android/src/jni/videoframe.h b/sdk/android/src/jni/videoframe.h
index 1f10eb4..26206b8 100644
--- a/sdk/android/src/jni/videoframe.h
+++ b/sdk/android/src/jni/videoframe.h
@@ -159,6 +159,8 @@
jobject NativeToJavaFrame(JNIEnv* jni, const VideoFrame& frame);
+int64_t GetJavaVideoFrameTimestampNs(JNIEnv* jni, jobject j_video_frame);
+
} // namespace jni
} // namespace webrtc