зеркало из https://github.com/mozilla/gecko-dev.git
127 строки
4.2 KiB
C++
127 строки
4.2 KiB
C++
/*
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* Copyright (c) 2017 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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#include "media/engine/scopedvideoencoder.h"
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#include <vector>
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#include "api/video_codecs/video_encoder.h"
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namespace cricket {
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namespace {
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class ScopedVideoEncoder : public webrtc::VideoEncoder {
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public:
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ScopedVideoEncoder(WebRtcVideoEncoderFactory* factory,
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webrtc::VideoEncoder* encoder);
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int32_t InitEncode(const webrtc::VideoCodec* codec_settings,
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int32_t number_of_cores,
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size_t max_payload_size) override;
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int32_t RegisterEncodeCompleteCallback(
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webrtc::EncodedImageCallback* callback) override;
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int32_t Release() override;
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int32_t Encode(const webrtc::VideoFrame& frame,
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const webrtc::CodecSpecificInfo* codec_specific_info,
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const std::vector<webrtc::FrameType>* frame_types) override;
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int32_t SetChannelParameters(uint32_t packet_loss, int64_t rtt) override;
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int32_t SetRates(uint32_t bitrate, uint32_t framerate) override;
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int32_t SetRateAllocation(const webrtc::BitrateAllocation& allocation,
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uint32_t framerate) override;
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ScalingSettings GetScalingSettings() const override;
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int32_t SetPeriodicKeyFrames(bool enable) override;
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bool SupportsNativeHandle() const override;
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const char* ImplementationName() const override;
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~ScopedVideoEncoder() override;
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private:
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WebRtcVideoEncoderFactory* factory_;
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webrtc::VideoEncoder* encoder_;
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};
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ScopedVideoEncoder::ScopedVideoEncoder(WebRtcVideoEncoderFactory* factory,
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webrtc::VideoEncoder* encoder)
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: factory_(factory), encoder_(encoder) {}
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int32_t ScopedVideoEncoder::InitEncode(const webrtc::VideoCodec* codec_settings,
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int32_t number_of_cores,
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size_t max_payload_size) {
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return encoder_->InitEncode(codec_settings, number_of_cores,
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max_payload_size);
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}
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int32_t ScopedVideoEncoder::RegisterEncodeCompleteCallback(
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webrtc::EncodedImageCallback* callback) {
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return encoder_->RegisterEncodeCompleteCallback(callback);
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}
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int32_t ScopedVideoEncoder::Release() {
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return encoder_->Release();
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}
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int32_t ScopedVideoEncoder::Encode(
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const webrtc::VideoFrame& frame,
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const webrtc::CodecSpecificInfo* codec_specific_info,
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const std::vector<webrtc::FrameType>* frame_types) {
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return encoder_->Encode(frame, codec_specific_info, frame_types);
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}
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int32_t ScopedVideoEncoder::SetChannelParameters(uint32_t packet_loss,
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int64_t rtt) {
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return encoder_->SetChannelParameters(packet_loss, rtt);
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}
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int32_t ScopedVideoEncoder::SetRates(uint32_t bitrate, uint32_t framerate) {
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return encoder_->SetRates(bitrate, framerate);
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}
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int32_t ScopedVideoEncoder::SetRateAllocation(
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const webrtc::BitrateAllocation& allocation,
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uint32_t framerate) {
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return encoder_->SetRateAllocation(allocation, framerate);
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}
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webrtc::VideoEncoder::ScalingSettings ScopedVideoEncoder::GetScalingSettings()
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const {
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return encoder_->GetScalingSettings();
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}
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int32_t ScopedVideoEncoder::SetPeriodicKeyFrames(bool enable) {
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return encoder_->SetPeriodicKeyFrames(enable);
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}
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bool ScopedVideoEncoder::SupportsNativeHandle() const {
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return encoder_->SupportsNativeHandle();
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}
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const char* ScopedVideoEncoder::ImplementationName() const {
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return encoder_->ImplementationName();
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}
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ScopedVideoEncoder::~ScopedVideoEncoder() {
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factory_->DestroyVideoEncoder(encoder_);
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}
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} // namespace
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std::unique_ptr<webrtc::VideoEncoder> CreateScopedVideoEncoder(
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WebRtcVideoEncoderFactory* factory,
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const VideoCodec& codec) {
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webrtc::VideoEncoder* encoder = factory->CreateVideoEncoder(codec);
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if (!encoder)
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return nullptr;
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return std::unique_ptr<webrtc::VideoEncoder>(
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new ScopedVideoEncoder(factory, encoder));
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}
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} // namespace cricket
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