gecko/dom/media/mediasource/ContainerParser.h
Jean-Yves Avenard adf3258db5 Bug 1153094: Rename LargeDataBuffer and DataBuffer object. r=cpearce
This causes conflicts with webRTC libraries that use those names already. The
linker appears to get it wrong and calls the destructor of the wrong class.
2015-04-15 15:27:38 +10:00

66 lines
2.1 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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 MOZILLA_CONTAINERPARSER_H_
#define MOZILLA_CONTAINERPARSER_H_
#include "nsRefPtr.h"
#include "nsString.h"
namespace mozilla {
class MediaLargeByteBuffer;
class SourceBufferResource;
class ContainerParser {
public:
explicit ContainerParser(const nsACString& aType);
virtual ~ContainerParser() {}
// Return true if aData starts with an initialization segment.
// The base implementation exists only for debug logging and is expected
// to be called first from the overriding implementation.
virtual bool IsInitSegmentPresent(MediaLargeByteBuffer* aData);
// Return true if aData starts with a media segment.
// The base implementation exists only for debug logging and is expected
// to be called first from the overriding implementation.
virtual bool IsMediaSegmentPresent(MediaLargeByteBuffer* aData);
// Parse aData to extract the start and end frame times from the media
// segment. aData may not start on a parser sync boundary. Return true
// if aStart and aEnd have been updated.
virtual bool ParseStartAndEndTimestamps(MediaLargeByteBuffer* aData,
int64_t& aStart, int64_t& aEnd);
// Compare aLhs and rHs, considering any error that may exist in the
// timestamps from the format's base representation. Return true if aLhs
// == aRhs within the error epsilon.
bool TimestampsFuzzyEqual(int64_t aLhs, int64_t aRhs);
virtual int64_t GetRoundingError();
MediaLargeByteBuffer* InitData();
bool HasInitData()
{
return mHasInitData;
}
bool HasCompleteInitData();
static ContainerParser* CreateForMIMEType(const nsACString& aType);
protected:
nsRefPtr<MediaLargeByteBuffer> mInitData;
nsRefPtr<SourceBufferResource> mResource;
bool mHasInitData;
const nsCString mType;
};
} // namespace mozilla
#endif /* MOZILLA_CONTAINERPARSER_H_ */