/src/mozilla-central/dom/media/platforms/ffmpeg/FFmpegDecoderModule.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 __FFmpegDecoderModule_h__
#define __FFmpegDecoderModule_h__

#include "PlatformDecoderModule.h"
#include "FFmpegLibWrapper.h"
#include "FFmpegAudioDecoder.h"
#include "FFmpegVideoDecoder.h"
#include "mozilla/StaticPrefs.h"

namespace mozilla {

template <int V>
class FFmpegDecoderModule : public PlatformDecoderModule
{
public:
  static already_AddRefed<PlatformDecoderModule>
  Create(FFmpegLibWrapper* aLib)
  {
    RefPtr<PlatformDecoderModule> pdm = new FFmpegDecoderModule(aLib);

    return pdm.forget();
  }

  explicit FFmpegDecoderModule(FFmpegLibWrapper* aLib) : mLib(aLib) { }
  virtual ~FFmpegDecoderModule() { }

  already_AddRefed<MediaDataDecoder>
  CreateVideoDecoder(const CreateDecoderParams& aParams) override
  {
    // Temporary - forces use of VPXDecoder when alpha is present.
    // Bug 1263836 will handle alpha scenario once implemented. It will shift
    // the check for alpha to PDMFactory but not itself remove the need for a
    // check.
    if (aParams.VideoConfig().HasAlpha()) {
      return nullptr;
    }
    if (aParams.mOptions.contains(
          CreateDecoderParams::Option::LowLatency) &&
        !StaticPrefs::MediaFfmpegLowLatencyEnabled()) {
      return nullptr;
    }
    RefPtr<MediaDataDecoder> decoder = new FFmpegVideoDecoder<V>(
      mLib,
      aParams.mTaskQueue,
      aParams.VideoConfig(),
      aParams.mKnowsCompositor,
      aParams.mImageContainer,
      aParams.mOptions.contains(CreateDecoderParams::Option::LowLatency));
    return decoder.forget();
  }

  already_AddRefed<MediaDataDecoder>
  CreateAudioDecoder(const CreateDecoderParams& aParams) override
  {
    RefPtr<MediaDataDecoder> decoder =
      new FFmpegAudioDecoder<V>(mLib,
                                aParams.mTaskQueue,
                                aParams.AudioConfig());
    return decoder.forget();
  }

  bool SupportsMimeType(const nsACString& aMimeType,
                        DecoderDoctorDiagnostics* aDiagnostics) const override
  {
    AVCodecID videoCodec = FFmpegVideoDecoder<V>::GetCodecId(aMimeType);
    AVCodecID audioCodec = FFmpegAudioDecoder<V>::GetCodecId(aMimeType);
    if (audioCodec == AV_CODEC_ID_NONE && videoCodec == AV_CODEC_ID_NONE) {
      return false;
    }
    AVCodecID codec = audioCodec != AV_CODEC_ID_NONE ? audioCodec : videoCodec;
    return !!FFmpegDataDecoder<V>::FindAVCodec(mLib, codec);
  }

protected:
  bool SupportsBitDepth(const uint8_t aBitDepth,
                        DecoderDoctorDiagnostics* aDiagnostics) const override
  {
    // We don't support bitDepth > 8 when compositor backend is D3D11.
    // But we don't have KnowsCompositor or any object
    // that we can ask for the layersbackend type.
    // We should remove this restriction until
    // we solve the D3D11 compositor backend issue.
#if defined(XP_LINUX) || defined(XP_MACOSX)
    return true;
#endif
    return aBitDepth == 8;
  }

private:
  FFmpegLibWrapper* mLib;
};

} // namespace mozilla

#endif // __FFmpegDecoderModule_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 __FFmpegDecoderModule_h__
8		#define __FFmpegDecoderModule_h__
9
10		#include "PlatformDecoderModule.h"
11		#include "FFmpegLibWrapper.h"
12		#include "FFmpegAudioDecoder.h"
13		#include "FFmpegVideoDecoder.h"
14		#include "mozilla/StaticPrefs.h"
15
16		namespace mozilla {
17
18		template <int V>
19		class FFmpegDecoderModule : public PlatformDecoderModule
20		{
21		public:
22		static already_AddRefed<PlatformDecoderModule>
23		Create(FFmpegLibWrapper* aLib)
24	0	{
25	0	RefPtr<PlatformDecoderModule> pdm = new FFmpegDecoderModule(aLib);
26	0
27	0	return pdm.forget();
28	0	} Unexecuted instantiation: mozilla::FFmpegDecoderModule<46465650>::Create(mozilla::FFmpegLibWrapper) Unexecuted instantiation: mozilla::FFmpegDecoderModule<53>::Create(mozilla::FFmpegLibWrapper) Unexecuted instantiation: mozilla::FFmpegDecoderModule<54>::Create(mozilla::FFmpegLibWrapper) Unexecuted instantiation: mozilla::FFmpegDecoderModule<55>::Create(mozilla::FFmpegLibWrapper) Unexecuted instantiation: mozilla::FFmpegDecoderModule<57>::Create(mozilla::FFmpegLibWrapper) Unexecuted instantiation: mozilla::FFmpegDecoderModule<58>::Create(mozilla::FFmpegLibWrapper)
29
30	0	explicit FFmpegDecoderModule(FFmpegLibWrapper* aLib) : mLib(aLib) { } Unexecuted instantiation: mozilla::FFmpegDecoderModule<46465650>::FFmpegDecoderModule(mozilla::FFmpegLibWrapper) Unexecuted instantiation: mozilla::FFmpegDecoderModule<53>::FFmpegDecoderModule(mozilla::FFmpegLibWrapper) Unexecuted instantiation: mozilla::FFmpegDecoderModule<54>::FFmpegDecoderModule(mozilla::FFmpegLibWrapper) Unexecuted instantiation: mozilla::FFmpegDecoderModule<55>::FFmpegDecoderModule(mozilla::FFmpegLibWrapper) Unexecuted instantiation: mozilla::FFmpegDecoderModule<57>::FFmpegDecoderModule(mozilla::FFmpegLibWrapper) Unexecuted instantiation: mozilla::FFmpegDecoderModule<58>::FFmpegDecoderModule(mozilla::FFmpegLibWrapper)
31	0	virtual ~FFmpegDecoderModule() { } Unexecuted instantiation: mozilla::FFmpegDecoderModule<46465650>::~FFmpegDecoderModule() Unexecuted instantiation: mozilla::FFmpegDecoderModule<53>::~FFmpegDecoderModule() Unexecuted instantiation: mozilla::FFmpegDecoderModule<54>::~FFmpegDecoderModule() Unexecuted instantiation: mozilla::FFmpegDecoderModule<55>::~FFmpegDecoderModule() Unexecuted instantiation: mozilla::FFmpegDecoderModule<57>::~FFmpegDecoderModule() Unexecuted instantiation: mozilla::FFmpegDecoderModule<58>::~FFmpegDecoderModule()
32
33		already_AddRefed<MediaDataDecoder>
34		CreateVideoDecoder(const CreateDecoderParams& aParams) override
35	0	{
36	0	// Temporary - forces use of VPXDecoder when alpha is present.
37	0	// Bug 1263836 will handle alpha scenario once implemented. It will shift
38	0	// the check for alpha to PDMFactory but not itself remove the need for a
39	0	// check.
40	0	if (aParams.VideoConfig().HasAlpha()) {
41	0	return nullptr;
42	0	}
43	0	if (aParams.mOptions.contains(
44	0	CreateDecoderParams::Option::LowLatency) &&
45	0	!StaticPrefs::MediaFfmpegLowLatencyEnabled()) {
46	0	return nullptr;
47	0	}
48	0	RefPtr<MediaDataDecoder> decoder = new FFmpegVideoDecoder<V>(
49	0	mLib,
50	0	aParams.mTaskQueue,
51	0	aParams.VideoConfig(),
52	0	aParams.mKnowsCompositor,
53	0	aParams.mImageContainer,
54	0	aParams.mOptions.contains(CreateDecoderParams::Option::LowLatency));
55	0	return decoder.forget();
56	0	} Unexecuted instantiation: mozilla::FFmpegDecoderModule<46465650>::CreateVideoDecoder(mozilla::CreateDecoderParams const&) Unexecuted instantiation: mozilla::FFmpegDecoderModule<53>::CreateVideoDecoder(mozilla::CreateDecoderParams const&) Unexecuted instantiation: mozilla::FFmpegDecoderModule<54>::CreateVideoDecoder(mozilla::CreateDecoderParams const&) Unexecuted instantiation: mozilla::FFmpegDecoderModule<55>::CreateVideoDecoder(mozilla::CreateDecoderParams const&) Unexecuted instantiation: mozilla::FFmpegDecoderModule<57>::CreateVideoDecoder(mozilla::CreateDecoderParams const&) Unexecuted instantiation: mozilla::FFmpegDecoderModule<58>::CreateVideoDecoder(mozilla::CreateDecoderParams const&)
57
58		already_AddRefed<MediaDataDecoder>
59		CreateAudioDecoder(const CreateDecoderParams& aParams) override
60	0	{
61	0	RefPtr<MediaDataDecoder> decoder =
62	0	new FFmpegAudioDecoder<V>(mLib,
63	0	aParams.mTaskQueue,
64	0	aParams.AudioConfig());
65	0	return decoder.forget();
66	0	} Unexecuted instantiation: mozilla::FFmpegDecoderModule<46465650>::CreateAudioDecoder(mozilla::CreateDecoderParams const&) Unexecuted instantiation: mozilla::FFmpegDecoderModule<53>::CreateAudioDecoder(mozilla::CreateDecoderParams const&) Unexecuted instantiation: mozilla::FFmpegDecoderModule<54>::CreateAudioDecoder(mozilla::CreateDecoderParams const&) Unexecuted instantiation: mozilla::FFmpegDecoderModule<55>::CreateAudioDecoder(mozilla::CreateDecoderParams const&) Unexecuted instantiation: mozilla::FFmpegDecoderModule<57>::CreateAudioDecoder(mozilla::CreateDecoderParams const&) Unexecuted instantiation: mozilla::FFmpegDecoderModule<58>::CreateAudioDecoder(mozilla::CreateDecoderParams const&)
67
68		bool SupportsMimeType(const nsACString& aMimeType,
69		DecoderDoctorDiagnostics* aDiagnostics) const override
70	0	{
71	0	AVCodecID videoCodec = FFmpegVideoDecoder<V>::GetCodecId(aMimeType);
72	0	AVCodecID audioCodec = FFmpegAudioDecoder<V>::GetCodecId(aMimeType);
73	0	if (audioCodec == AV_CODEC_ID_NONE && videoCodec == AV_CODEC_ID_NONE) {
74	0	return false;
75	0	}
76	0	AVCodecID codec = audioCodec != AV_CODEC_ID_NONE ? audioCodec : videoCodec;
77	0	return !!FFmpegDataDecoder<V>::FindAVCodec(mLib, codec);
78	0	} Unexecuted instantiation: mozilla::FFmpegDecoderModule<46465650>::SupportsMimeType(nsTSubstring<char> const&, mozilla::DecoderDoctorDiagnostics) const Unexecuted instantiation: mozilla::FFmpegDecoderModule<53>::SupportsMimeType(nsTSubstring<char> const&, mozilla::DecoderDoctorDiagnostics) const Unexecuted instantiation: mozilla::FFmpegDecoderModule<54>::SupportsMimeType(nsTSubstring<char> const&, mozilla::DecoderDoctorDiagnostics) const Unexecuted instantiation: mozilla::FFmpegDecoderModule<55>::SupportsMimeType(nsTSubstring<char> const&, mozilla::DecoderDoctorDiagnostics) const Unexecuted instantiation: mozilla::FFmpegDecoderModule<57>::SupportsMimeType(nsTSubstring<char> const&, mozilla::DecoderDoctorDiagnostics) const Unexecuted instantiation: mozilla::FFmpegDecoderModule<58>::SupportsMimeType(nsTSubstring<char> const&, mozilla::DecoderDoctorDiagnostics) const
79
80		protected:
81		bool SupportsBitDepth(const uint8_t aBitDepth,
82		DecoderDoctorDiagnostics* aDiagnostics) const override
83	0	{
84	0	// We don't support bitDepth > 8 when compositor backend is D3D11.
85	0	// But we don't have KnowsCompositor or any object
86	0	// that we can ask for the layersbackend type.
87	0	// We should remove this restriction until
88	0	// we solve the D3D11 compositor backend issue.
89	0	#if defined(XP_LINUX) \|\| defined(XP_MACOSX)
90	0	return true;
91	0	#endif
92	0	return aBitDepth == 8;
93	0	} Unexecuted instantiation: mozilla::FFmpegDecoderModule<46465650>::SupportsBitDepth(unsigned char, mozilla::DecoderDoctorDiagnostics) const Unexecuted instantiation: mozilla::FFmpegDecoderModule<53>::SupportsBitDepth(unsigned char, mozilla::DecoderDoctorDiagnostics) const Unexecuted instantiation: mozilla::FFmpegDecoderModule<54>::SupportsBitDepth(unsigned char, mozilla::DecoderDoctorDiagnostics) const Unexecuted instantiation: mozilla::FFmpegDecoderModule<55>::SupportsBitDepth(unsigned char, mozilla::DecoderDoctorDiagnostics) const Unexecuted instantiation: mozilla::FFmpegDecoderModule<57>::SupportsBitDepth(unsigned char, mozilla::DecoderDoctorDiagnostics) const Unexecuted instantiation: mozilla::FFmpegDecoderModule<58>::SupportsBitDepth(unsigned char, mozilla::DecoderDoctorDiagnostics) const
94
95		private:
96		FFmpegLibWrapper* mLib;
97		};
98
99		} // namespace mozilla
100
101		#endif // __FFmpegDecoderModule_h__

Coverage Report

Created: 2018-09-25 14:53