gecko-dev/dom/media/platforms/agnostic/BlankDecoderModule.h

63 строки
1.7 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/. */
#if !defined(BlankDecoderModule_h_)
# define BlankDecoderModule_h_
# include "DummyMediaDataDecoder.h"
# include "PlatformDecoderModule.h"
namespace mozilla {
namespace layers {
class ImageContainer;
}
class MediaData;
class MediaRawData;
class BlankVideoDataCreator : public DummyDataCreator {
public:
BlankVideoDataCreator(uint32_t aFrameWidth, uint32_t aFrameHeight,
layers::ImageContainer* aImageContainer);
already_AddRefed<MediaData> Create(MediaRawData* aSample) override;
private:
VideoInfo mInfo;
gfx::IntRect mPicture;
uint32_t mFrameWidth;
uint32_t mFrameHeight;
RefPtr<layers::ImageContainer> mImageContainer;
};
class BlankAudioDataCreator : public DummyDataCreator {
public:
BlankAudioDataCreator(uint32_t aChannelCount, uint32_t aSampleRate);
already_AddRefed<MediaData> Create(MediaRawData* aSample) override;
private:
int64_t mFrameSum;
uint32_t mChannelCount;
uint32_t mSampleRate;
};
class BlankDecoderModule : public PlatformDecoderModule {
public:
already_AddRefed<MediaDataDecoder> CreateVideoDecoder(
const CreateDecoderParams& aParams) override;
already_AddRefed<MediaDataDecoder> CreateAudioDecoder(
const CreateDecoderParams& aParams) override;
bool SupportsMimeType(const nsACString& aMimeType,
DecoderDoctorDiagnostics* aDiagnostics) const override;
};
} // namespace mozilla
#endif /* BlankDecoderModule_h_ */