зеркало из https://github.com/mozilla/gecko-dev.git
47 строки
1.5 KiB
C++
47 строки
1.5 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 "nsStringFwd.h"
|
|
|
|
namespace mozilla {
|
|
|
|
class MediaContainerType;
|
|
class DecoderDoctorDiagnostics;
|
|
|
|
// Decoder that uses a bundled MP4 demuxer and platform decoders to play MP4.
|
|
class MP4Decoder
|
|
{
|
|
public:
|
|
// Returns true if aContainerType is an MP4 type that we think we can render
|
|
// with the a platform decoder backend.
|
|
// If provided, codecs are checked for support.
|
|
static bool IsSupportedType(const MediaContainerType& aContainerType,
|
|
DecoderDoctorDiagnostics* aDiagnostics);
|
|
|
|
static bool IsSupportedTypeWithoutDiagnostics(
|
|
const MediaContainerType& aContainerType);
|
|
|
|
// Return true if aMimeType is a one of the strings used by our demuxers to
|
|
// identify H264. Does not parse general content type strings, i.e. white
|
|
// space matters.
|
|
static bool IsH264(const nsACString& aMimeType);
|
|
|
|
// Return true if aMimeType is a one of the strings used by our demuxers to
|
|
// identify AAC. Does not parse general content type strings, i.e. white
|
|
// space matters.
|
|
static bool IsAAC(const nsACString& aMimeType);
|
|
|
|
// Returns true if the MP4 backend is preffed on.
|
|
static bool IsEnabled();
|
|
|
|
};
|
|
|
|
} // namespace mozilla
|
|
|
|
#endif
|