| /* |
| * Copyright (c) 2016 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 WEBRTC_API_ANDROIDVIDEOTRACKSOURCE_H_ |
| #define WEBRTC_API_ANDROIDVIDEOTRACKSOURCE_H_ |
| |
| #include "webrtc/api/android/jni/native_handle_impl.h" |
| #include "webrtc/api/android/jni/surfacetexturehelper_jni.h" |
| #include "webrtc/api/mediastreaminterface.h" |
| #include "webrtc/api/notifier.h" |
| #include "webrtc/base/asyncinvoker.h" |
| #include "webrtc/base/checks.h" |
| #include "webrtc/base/thread_checker.h" |
| #include "webrtc/base/timestampaligner.h" |
| #include "webrtc/common_video/include/i420_buffer_pool.h" |
| #include "webrtc/media/base/videoadapter.h" |
| #include "webrtc/media/base/videobroadcaster.h" |
| #include "webrtc/media/base/videosinkinterface.h" |
| #include "third_party/libyuv/include/libyuv/convert.h" |
| |
| namespace webrtc { |
| |
| class AndroidVideoTrackSource : public Notifier<VideoTrackSourceInterface> { |
| public: |
| AndroidVideoTrackSource(rtc::Thread* signaling_thread, |
| JNIEnv* jni, |
| jobject j_egl_context, |
| bool is_screencast = false); |
| |
| bool is_screencast() const override { return is_screencast_; } |
| |
| // Indicates that the encoder should denoise video before encoding it. |
| // If it is not set, the default configuration is used which is different |
| // depending on video codec. |
| rtc::Optional<bool> needs_denoising() const override { |
| return rtc::Optional<bool>(false); |
| } |
| |
| // Returns false if no stats are available, e.g, for a remote |
| // source, or a source which has not seen its first frame yet. |
| // Should avoid blocking. |
| bool GetStats(Stats* stats) override; |
| |
| // Called by the native capture observer |
| void SetState(SourceState state); |
| |
| SourceState state() const override { return state_; } |
| |
| bool remote() const override { return false; } |
| |
| void AddOrUpdateSink(rtc::VideoSinkInterface<cricket::VideoFrame>* sink, |
| const rtc::VideoSinkWants& wants) override; |
| void RemoveSink(rtc::VideoSinkInterface<cricket::VideoFrame>* sink) override; |
| |
| void OnByteBufferFrameCaptured(const void* frame_data, |
| int length, |
| int width, |
| int height, |
| int rotation, |
| int64_t timestamp_ns); |
| |
| void OnTextureFrameCaptured(int width, |
| int height, |
| int rotation, |
| int64_t timestamp_ns, |
| const webrtc_jni::NativeHandleImpl& handle); |
| |
| void OnOutputFormatRequest(int width, int height, int fps); |
| |
| rtc::scoped_refptr<webrtc_jni::SurfaceTextureHelper> |
| surface_texture_helper() { |
| return surface_texture_helper_; |
| } |
| |
| private: |
| rtc::Thread* signaling_thread_; |
| rtc::AsyncInvoker invoker_; |
| rtc::ThreadChecker worker_thread_checker_; |
| rtc::ThreadChecker camera_thread_checker_; |
| rtc::CriticalSection stats_crit_; |
| rtc::Optional<Stats> stats_ GUARDED_BY(stats_crit_); |
| SourceState state_; |
| rtc::VideoBroadcaster broadcaster_; |
| rtc::TimestampAligner timestamp_aligner_; |
| cricket::VideoAdapter video_adapter_; |
| rtc::CriticalSection apply_rotation_crit_; |
| bool apply_rotation_ GUARDED_BY(apply_rotation_crit_); |
| webrtc::I420BufferPool pre_scale_pool_; |
| webrtc::I420BufferPool post_scale_pool_; |
| rtc::scoped_refptr<webrtc_jni::SurfaceTextureHelper> surface_texture_helper_; |
| const bool is_screencast_; |
| |
| void OnFrame(const cricket::VideoFrame& frame, int width, int height); |
| |
| void OnSinkWantsChanged(const rtc::VideoSinkWants& wants); |
| |
| bool AdaptFrame(int width, |
| int height, |
| int64_t camera_time_us, |
| int* out_width, |
| int* out_height, |
| int* crop_width, |
| int* crop_height, |
| int* crop_x, |
| int* crop_y, |
| int64_t* translated_camera_time_us); |
| }; |
| |
| } // namespace webrtc |
| |
| #endif // WEBRTC_API_ANDROIDVIDEOTRACKSOURCE_H_ |