gecko-dev/content/media/fmp4/MP4Decoder.h

46 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/. */
#if !defined(MP4Decoder_h_)
#define MP4Decoder_h_
#include "MediaDecoder.h"
namespace mozilla {
// Decoder that uses a bundled MP4 demuxer and platform decoders to play MP4.
class MP4Decoder : public MediaDecoder
{
public:
virtual MediaDecoder* Clone() {
if (!IsEnabled()) {
return nullptr;
}
return new MP4Decoder();
}
virtual MediaDecoderStateMachine* CreateStateMachine();
#ifdef MOZ_EME
virtual nsresult SetCDMProxy(CDMProxy* aProxy) MOZ_OVERRIDE;
#endif
// Returns true if aType is a MIME type that we can render with the
// a MP4 platform decoder backend. If aCodecList is non null,
// it is filled with a (static const) null-terminated list of strings
// denoting the codecs we'll playback.
static bool GetSupportedCodecs(const nsACString& aType,
char const *const ** aCodecList);
// Returns true if the MP4 backend is preffed on, and we're running on a
// platform that is likely to have decoders for the contained formats.
static bool IsEnabled();
};
} // namespace mozilla
#endif