зеркало из https://github.com/mozilla/gecko-dev.git
101 строка
3.2 KiB
C++
101 строка
3.2 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/scopedvideodecoder.h"
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#include <vector>
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#include "api/video_codecs/video_decoder.h"
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namespace cricket {
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namespace {
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class ScopedVideoDecoder : public webrtc::VideoDecoder {
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public:
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ScopedVideoDecoder(WebRtcVideoDecoderFactory* factory,
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webrtc::VideoDecoder* decoder);
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int32_t InitDecode(const webrtc::VideoCodec* codec_settings,
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int32_t number_of_cores) override;
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int32_t RegisterDecodeCompleteCallback(
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webrtc::DecodedImageCallback* callback) override;
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int32_t Release() override;
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int32_t Decode(const webrtc::EncodedImage& input_image,
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bool missing_frames,
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const webrtc::RTPFragmentationHeader* fragmentation,
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const webrtc::CodecSpecificInfo* codec_specific_info,
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int64_t render_time_ms) override;
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bool PrefersLateDecoding() const override;
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const char* ImplementationName() const override;
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~ScopedVideoDecoder() override;
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private:
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WebRtcVideoDecoderFactory* factory_;
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webrtc::VideoDecoder* decoder_;
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};
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ScopedVideoDecoder::ScopedVideoDecoder(WebRtcVideoDecoderFactory* factory,
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webrtc::VideoDecoder* decoder)
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: factory_(factory), decoder_(decoder) {}
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int32_t ScopedVideoDecoder::InitDecode(const webrtc::VideoCodec* codec_settings,
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int32_t number_of_cores) {
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return decoder_->InitDecode(codec_settings, number_of_cores);
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}
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int32_t ScopedVideoDecoder::RegisterDecodeCompleteCallback(
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webrtc::DecodedImageCallback* callback) {
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return decoder_->RegisterDecodeCompleteCallback(callback);
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}
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int32_t ScopedVideoDecoder::Release() {
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return decoder_->Release();
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}
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int32_t ScopedVideoDecoder::Decode(
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const webrtc::EncodedImage& input_image,
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bool missing_frames,
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const webrtc::RTPFragmentationHeader* fragmentation,
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const webrtc::CodecSpecificInfo* codec_specific_info,
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int64_t render_time_ms) {
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return decoder_->Decode(input_image, missing_frames, fragmentation,
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codec_specific_info, render_time_ms);
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}
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bool ScopedVideoDecoder::PrefersLateDecoding() const {
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return decoder_->PrefersLateDecoding();
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}
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const char* ScopedVideoDecoder::ImplementationName() const {
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return decoder_->ImplementationName();
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}
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ScopedVideoDecoder::~ScopedVideoDecoder() {
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factory_->DestroyVideoDecoder(decoder_);
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}
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} // namespace
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std::unique_ptr<webrtc::VideoDecoder> CreateScopedVideoDecoder(
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WebRtcVideoDecoderFactory* factory,
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const VideoCodec& codec,
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VideoDecoderParams params) {
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webrtc::VideoDecoder* decoder =
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factory->CreateVideoDecoderWithParams(codec, params);
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if (!decoder)
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return nullptr;
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return std::unique_ptr<webrtc::VideoDecoder>(
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new ScopedVideoDecoder(factory, decoder));
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}
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} // namespace cricket
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