Files
palemoon27/dom/media/platforms/ffmpeg/FFmpegDataDecoder.h
T
trav90 95a8f149db Have specialized AVCodecContext initialization
A common initialization procedure is too restrictive, and we end up setting up audio configuration for video decoding and vice-versa.
2018-07-25 06:22:41 +08:00

58 lines
1.4 KiB
C++

/* -*- 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 http://mozilla.org/MPL/2.0/. */
#ifndef __FFmpegDataDecoder_h__
#define __FFmpegDataDecoder_h__
#include "PlatformDecoderModule.h"
#include "FFmpegLibs.h"
#include "mozilla/StaticMutex.h"
#include "mp4_demuxer/mp4_demuxer.h"
namespace mozilla
{
template <int V>
class FFmpegDataDecoder : public MediaDataDecoder
{
};
template <>
class FFmpegDataDecoder<LIBAV_VER> : public MediaDataDecoder
{
public:
FFmpegDataDecoder(FlushableMediaTaskQueue* aTaskQueue, AVCodecID aCodecID);
virtual ~FFmpegDataDecoder();
static bool Link();
virtual nsresult Init() override;
virtual nsresult Input(MediaRawData* aSample) override = 0;
virtual nsresult Flush() override;
virtual nsresult Drain() override = 0;
virtual nsresult Shutdown() override;
static AVCodec* FindAVCodec(AVCodecID aCodec);
protected:
virtual void InitCodecContext() {}
AVFrame* PrepareFrame();
FlushableMediaTaskQueue* mTaskQueue;
AVCodecContext* mCodecContext;
AVFrame* mFrame;
nsRefPtr<MediaByteBuffer> mExtraData;
AVCodecID mCodecID;
private:
static bool sFFmpegInitDone;
static StaticMutex sMonitor;
};
} // namespace mozilla
#endif // __FFmpegDataDecoder_h__