75 lines
2.6 KiB
C++
75 lines
2.6 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef DOM_MEDIA_PLATFORMS_FFMPEG_FFMPEGVIDEOENCODER_H_
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#define DOM_MEDIA_PLATFORMS_FFMPEG_FFMPEGVIDEOENCODER_H_
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#include "FFmpegDataEncoder.h"
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#include "FFmpegLibWrapper.h"
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#include "PlatformEncoderModule.h"
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#include "SimpleMap.h"
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// This must be the last header included
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#include "FFmpegLibs.h"
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namespace mozilla {
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template <int V>
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class FFmpegVideoEncoder : public MediaDataEncoder {};
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template <>
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class FFmpegVideoEncoder<LIBAV_VER> : public FFmpegDataEncoder<LIBAV_VER> {
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using DurationMap = SimpleMap<int64_t, int64_t, ThreadSafePolicy>;
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public:
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NS_INLINE_DECL_THREADSAFE_REFCOUNTING(FFmpegVideoEncoder, final);
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FFmpegVideoEncoder(const FFmpegLibWrapper* aLib, AVCodecID aCodecID,
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const RefPtr<TaskQueue>& aTaskQueue,
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const EncoderConfig& aConfig);
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nsCString GetDescriptionName() const override;
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protected:
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virtual ~FFmpegVideoEncoder() = default;
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// Methods only called on mTaskQueue.
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virtual nsresult InitSpecific() override;
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#if LIBAVCODEC_VERSION_MAJOR >= 58
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Result<EncodedData, nsresult> EncodeInputWithModernAPIs(
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RefPtr<const MediaData> aSample) override;
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#endif
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bool ScaleInputFrame();
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virtual RefPtr<MediaRawData> ToMediaRawData(AVPacket* aPacket) override;
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Result<already_AddRefed<MediaByteBuffer>, nsresult> GetExtraData(
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AVPacket* aPacket) override;
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void ForceEnablingFFmpegDebugLogs();
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struct SVCSettings {
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nsTArray<uint8_t> mTemporalLayerIds;
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// A key-value pair for av_opt_set.
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std::pair<nsCString, nsCString> mSettingKeyValue;
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};
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Maybe<SVCSettings> GetSVCSettings();
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struct H264Settings {
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int mProfile;
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int mLevel;
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// A list of key-value pairs for av_opt_set.
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nsTArray<std::pair<nsCString, nsCString>> mSettingKeyValuePairs;
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};
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H264Settings GetH264Settings(const H264Specific& aH264Specific);
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struct SVCInfo {
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explicit SVCInfo(nsTArray<uint8_t>&& aTemporalLayerIds)
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: mTemporalLayerIds(std::move(aTemporalLayerIds)), mNextIndex(0) {}
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const nsTArray<uint8_t> mTemporalLayerIds;
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size_t mNextIndex;
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// Return the current temporal layer id and update the next.
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uint8_t UpdateTemporalLayerId();
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};
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Maybe<SVCInfo> mSVCInfo{};
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};
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} // namespace mozilla
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#endif // DOM_MEDIA_PLATFORMS_FFMPEG_FFMPEGVIDEOENCODER_H_
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