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