/src/mozilla-central/dom/media/platforms/ffmpeg/FFmpegDataDecoder.h

Source (jump to first uncovered line)
/* -*- 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 "FFmpegLibWrapper.h"
#include "mozilla/StaticMutex.h"
#include "FFmpegLibs.h"

namespace mozilla {

template <int V>
class FFmpegDataDecoder : public MediaDataDecoder
{
};

template<>
class FFmpegDataDecoder<LIBAV_VER>;
DDLoggedTypeNameAndBase(FFmpegDataDecoder<LIBAV_VER>, MediaDataDecoder);

template<>
class FFmpegDataDecoder<LIBAV_VER>
  : public MediaDataDecoder
  , public DecoderDoctorLifeLogger<FFmpegDataDecoder<LIBAV_VER>>
{
public:
  FFmpegDataDecoder(FFmpegLibWrapper* aLib, TaskQueue* aTaskQueue,
                    AVCodecID aCodecID);
  virtual ~FFmpegDataDecoder();

  static bool Link();

  RefPtr<InitPromise> Init() override = 0;
  RefPtr<DecodePromise> Decode(MediaRawData* aSample) override;
  RefPtr<DecodePromise> Drain() override;
  RefPtr<FlushPromise> Flush() override;
  RefPtr<ShutdownPromise> Shutdown() override;

  static AVCodec* FindAVCodec(FFmpegLibWrapper* aLib, AVCodecID aCodec);

protected:
  // Flush and Drain operation, always run
  virtual RefPtr<FlushPromise> ProcessFlush();
  virtual void ProcessShutdown();
  virtual void InitCodecContext() { }
  AVFrame* PrepareFrame();
  MediaResult InitDecoder();
  MediaResult DoDecode(MediaRawData* aSample,
                       bool* aGotFrame,
                       DecodedData& aOutResults);

  FFmpegLibWrapper* mLib;

  AVCodecContext* mCodecContext;
  AVCodecParserContext* mCodecParser;
  AVFrame* mFrame;
  RefPtr<MediaByteBuffer> mExtraData;
  AVCodecID mCodecID;

private:
  RefPtr<DecodePromise> ProcessDecode(MediaRawData* aSample);
  RefPtr<DecodePromise> ProcessDrain();
  virtual MediaResult DoDecode(MediaRawData* aSample,
                               uint8_t* aData,
                               int aSize,
                               bool* aGotFrame,
                               MediaDataDecoder::DecodedData& aOutResults) = 0;
  virtual bool NeedParser() const { return false; }
  virtual int ParserFlags() const { return PARSER_FLAG_COMPLETE_FRAMES; }

  static StaticMutex sMonitor;
  const RefPtr<TaskQueue> mTaskQueue;
  MozPromiseHolder<DecodePromise> mPromise;
  media::TimeUnit mLastInputDts;
};

} // namespace mozilla

#endif // __FFmpegDataDecoder_h__

Line	Count	Source (jump to first uncovered line)
1		/* -- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -- */
2		/* vim:set ts=2 sw=2 sts=2 et cindent: */
3		/* This Source Code Form is subject to the terms of the Mozilla Public
4		* License, v. 2.0. If a copy of the MPL was not distributed with this
5		* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
6
7		#ifndef __FFmpegDataDecoder_h__
8		#define __FFmpegDataDecoder_h__
9
10		#include "PlatformDecoderModule.h"
11		#include "FFmpegLibWrapper.h"
12		#include "mozilla/StaticMutex.h"
13		#include "FFmpegLibs.h"
14
15		namespace mozilla {
16
17		template <int V>
18		class FFmpegDataDecoder : public MediaDataDecoder
19		{
20		};
21
22		template<>
23		class FFmpegDataDecoder<LIBAV_VER>;
24		DDLoggedTypeNameAndBase(FFmpegDataDecoder<LIBAV_VER>, MediaDataDecoder);
25
26		template<>
27		class FFmpegDataDecoder<LIBAV_VER>
28		: public MediaDataDecoder
29		, public DecoderDoctorLifeLogger<FFmpegDataDecoder<LIBAV_VER>>
30		{
31		public:
32		FFmpegDataDecoder(FFmpegLibWrapper* aLib, TaskQueue* aTaskQueue,
33		AVCodecID aCodecID);
34		virtual ~FFmpegDataDecoder();
35
36		static bool Link();
37
38		RefPtr<InitPromise> Init() override = 0;
39		RefPtr<DecodePromise> Decode(MediaRawData* aSample) override;
40		RefPtr<DecodePromise> Drain() override;
41		RefPtr<FlushPromise> Flush() override;
42		RefPtr<ShutdownPromise> Shutdown() override;
43
44		static AVCodec* FindAVCodec(FFmpegLibWrapper* aLib, AVCodecID aCodec);
45
46		protected:
47		// Flush and Drain operation, always run
48		virtual RefPtr<FlushPromise> ProcessFlush();
49		virtual void ProcessShutdown();
50	0	virtual void InitCodecContext() { } Unexecuted instantiation: mozilla::FFmpegDataDecoder<46465650>::InitCodecContext() Unexecuted instantiation: mozilla::FFmpegDataDecoder<53>::InitCodecContext() Unexecuted instantiation: mozilla::FFmpegDataDecoder<54>::InitCodecContext() Unexecuted instantiation: mozilla::FFmpegDataDecoder<55>::InitCodecContext() Unexecuted instantiation: mozilla::FFmpegDataDecoder<57>::InitCodecContext() Unexecuted instantiation: mozilla::FFmpegDataDecoder<58>::InitCodecContext()
51		AVFrame* PrepareFrame();
52		MediaResult InitDecoder();
53		MediaResult DoDecode(MediaRawData* aSample,
54		bool* aGotFrame,
55		DecodedData& aOutResults);
56
57		FFmpegLibWrapper* mLib;
58
59		AVCodecContext* mCodecContext;
60		AVCodecParserContext* mCodecParser;
61		AVFrame* mFrame;
62		RefPtr<MediaByteBuffer> mExtraData;
63		AVCodecID mCodecID;
64
65		private:
66		RefPtr<DecodePromise> ProcessDecode(MediaRawData* aSample);
67		RefPtr<DecodePromise> ProcessDrain();
68		virtual MediaResult DoDecode(MediaRawData* aSample,
69		uint8_t* aData,
70		int aSize,
71		bool* aGotFrame,
72		MediaDataDecoder::DecodedData& aOutResults) = 0;
73	0	virtual bool NeedParser() const { return false; } Unexecuted instantiation: mozilla::FFmpegDataDecoder<46465650>::NeedParser() const Unexecuted instantiation: mozilla::FFmpegDataDecoder<53>::NeedParser() const Unexecuted instantiation: mozilla::FFmpegDataDecoder<54>::NeedParser() const Unexecuted instantiation: mozilla::FFmpegDataDecoder<55>::NeedParser() const Unexecuted instantiation: mozilla::FFmpegDataDecoder<57>::NeedParser() const Unexecuted instantiation: mozilla::FFmpegDataDecoder<58>::NeedParser() const
74	0	virtual int ParserFlags() const { return PARSER_FLAG_COMPLETE_FRAMES; } Unexecuted instantiation: mozilla::FFmpegDataDecoder<46465650>::ParserFlags() const Unexecuted instantiation: mozilla::FFmpegDataDecoder<53>::ParserFlags() const Unexecuted instantiation: mozilla::FFmpegDataDecoder<54>::ParserFlags() const Unexecuted instantiation: mozilla::FFmpegDataDecoder<55>::ParserFlags() const Unexecuted instantiation: mozilla::FFmpegDataDecoder<57>::ParserFlags() const Unexecuted instantiation: mozilla::FFmpegDataDecoder<58>::ParserFlags() const
75
76		static StaticMutex sMonitor;
77		const RefPtr<TaskQueue> mTaskQueue;
78		MozPromiseHolder<DecodePromise> mPromise;
79		media::TimeUnit mLastInputDts;
80		};
81
82		} // namespace mozilla
83
84		#endif // __FFmpegDataDecoder_h__

Coverage Report

Created: 2018-09-25 14:53