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/*
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef A_TS_PARSER_H_
#define A_TS_PARSER_H_
#include <sys/types.h>
#include <media/stagefright/foundation/ABase.h>
#include <media/stagefright/foundation/AMessage.h>
#include <utils/Vector.h>
#include <utils/RefBase.h>
namespace android {
struct ABitReader;
struct ABuffer;
struct MediaSource;
struct ATSParser : public RefBase {
enum DiscontinuityType {
DISCONTINUITY_NONE,
DISCONTINUITY_SEEK,
DISCONTINUITY_FORMATCHANGE
};
ATSParser();
void feedTSPacket(const void *data, size_t size);
void signalDiscontinuity(
DiscontinuityType type, const sp<AMessage> &extra);
void signalEOS(status_t finalResult);
enum SourceType {
AVC_VIDEO,
MPEG2ADTS_AUDIO
};
sp<MediaSource> getSource(SourceType type);
bool PTSTimeDeltaEstablished();
protected:
virtual ~ATSParser();
private:
struct Program;
struct Stream;
Vector<sp<Program> > mPrograms;
void parseProgramAssociationTable(ABitReader *br);
void parseProgramMap(ABitReader *br);
void parsePES(ABitReader *br);
void parsePID(
ABitReader *br, unsigned PID,
unsigned payload_unit_start_indicator);
void parseAdaptationField(ABitReader *br);
void parseTS(ABitReader *br);
DISALLOW_EVIL_CONSTRUCTORS(ATSParser);
};
} // namespace android
#endif // A_TS_PARSER_H_
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