4c87d83d03
Bug: webrtc:11956 Change-Id: I758a28f2755cfa72ad486fbe1f9209f356eb5fa1 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/184510 Reviewed-by: Stefan Holmer <stefan@webrtc.org> Commit-Queue: Ilya Nikolaevskiy <ilnik@webrtc.org> Cr-Commit-Position: refs/heads/master@{#32147}
100 lines
3.8 KiB
C++
100 lines
3.8 KiB
C++
/*
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* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef API_ANDROID_JNI_ANDROIDVIDEOTRACKSOURCE_H_
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#define API_ANDROID_JNI_ANDROIDVIDEOTRACKSOURCE_H_
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#include <jni.h>
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#include "common_video/libyuv/include/webrtc_libyuv.h"
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#include "media/base/adapted_video_track_source.h"
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#include "rtc_base/async_invoker.h"
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#include "rtc_base/checks.h"
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#include "rtc_base/thread.h"
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#include "rtc_base/timestamp_aligner.h"
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#include "sdk/android/src/jni/video_frame.h"
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namespace webrtc {
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namespace jni {
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// This class needs to be used in conjunction with the Java corresponding class
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// NativeAndroidVideoTrackSource. This class is thred safe and methods can be
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// called from any thread, but if frames A, B, ..., are sent to adaptFrame(),
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// the adapted frames adaptedA, adaptedB, ..., needs to be passed in the same
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// order to onFrameCaptured().
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class AndroidVideoTrackSource : public rtc::AdaptedVideoTrackSource {
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public:
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AndroidVideoTrackSource(rtc::Thread* signaling_thread,
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JNIEnv* jni,
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bool is_screencast,
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bool align_timestamps);
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~AndroidVideoTrackSource() override;
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bool is_screencast() const override;
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// Indicates that the encoder should denoise video before encoding it.
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// If it is not set, the default configuration is used which is different
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// depending on video codec.
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absl::optional<bool> needs_denoising() const override;
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void SetState(SourceState state);
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SourceState state() const override;
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bool remote() const override;
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// This function should be called before delivering any frame to determine if
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// the frame should be dropped or what the cropping and scaling parameters
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// should be. This function is thread safe and can be called from any thread.
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// This function returns
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// NativeAndroidVideoTrackSource.FrameAdaptationParameters, or null if the
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// frame should be dropped.
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ScopedJavaLocalRef<jobject> AdaptFrame(JNIEnv* env,
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jint j_width,
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jint j_height,
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jint j_rotation,
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jlong j_timestamp_ns);
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// This function converts and passes the frame on to the rest of the C++
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// WebRTC layer. Note that GetFrameAdaptationParameters() is expected to be
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// called first and that the delivered frame conforms to those parameters.
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// This function is thread safe and can be called from any thread.
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void OnFrameCaptured(JNIEnv* env,
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jint j_rotation,
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jlong j_timestamp_ns,
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const JavaRef<jobject>& j_video_frame_buffer);
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void SetState(JNIEnv* env,
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jboolean j_is_live);
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void AdaptOutputFormat(JNIEnv* env,
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jint j_landscape_width,
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jint j_landscape_height,
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const JavaRef<jobject>& j_max_landscape_pixel_count,
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jint j_portrait_width,
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jint j_portrait_height,
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const JavaRef<jobject>& j_max_portrait_pixel_count,
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const JavaRef<jobject>& j_max_fps);
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void SetIsScreencast(JNIEnv* env, jboolean j_is_screencast);
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private:
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rtc::Thread* signaling_thread_;
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std::atomic<SourceState> state_;
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std::atomic<bool> is_screencast_;
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rtc::TimestampAligner timestamp_aligner_;
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const bool align_timestamps_;
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};
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} // namespace jni
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} // namespace webrtc
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#endif // API_ANDROID_JNI_ANDROIDVIDEOTRACKSOURCE_H_
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