gecko-dev/dom/media/fmp4/wmf/WMFDecoderModule.h

57 lines
1.9 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(WMFPlatformDecoderModule_h_)
#define WMFPlatformDecoderModule_h_
#include "PlatformDecoderModule.h"
namespace mozilla {
class WMFDecoderModule : public PlatformDecoderModule {
public:
WMFDecoderModule();
virtual ~WMFDecoderModule();
// Initializes the module, loads required dynamic libraries, etc.
virtual nsresult Startup() MOZ_OVERRIDE;
// Called when the decoders have shutdown.
virtual nsresult Shutdown() MOZ_OVERRIDE;
virtual already_AddRefed<MediaDataDecoder>
CreateVideoDecoder(const mp4_demuxer::VideoDecoderConfig& aConfig,
layers::LayersBackend aLayersBackend,
layers::ImageContainer* aImageContainer,
MediaTaskQueue* aVideoTaskQueue,
MediaDataDecoderCallback* aCallback) MOZ_OVERRIDE;
virtual already_AddRefed<MediaDataDecoder>
CreateAudioDecoder(const mp4_demuxer::AudioDecoderConfig& aConfig,
MediaTaskQueue* aAudioTaskQueue,
MediaDataDecoderCallback* aCallback) MOZ_OVERRIDE;
bool SupportsVideoMimeType(const char* aMimeType) MOZ_OVERRIDE;
bool SupportsAudioMimeType(const char* aMimeType) MOZ_OVERRIDE;
// Accessors that report whether we have the required MFTs available
// on the system to play various codecs. Windows Vista doesn't have the
// H.264/AAC decoders if the "Platform Update Supplement for Windows Vista"
// is not installed.
static bool HasAAC();
static bool HasH264();
// Called on main thread.
static void Init();
private:
static bool sIsWMFEnabled;
static bool sDXVAEnabled;
};
} // namespace mozilla
#endif