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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 ES_QUEUE_H_
#define ES_QUEUE_H_
#include <media/stagefright/foundation/ABase.h>
#include <utils/List.h>
#include <utils/RefBase.h>
namespace android {
struct ABuffer;
struct MetaData;
struct ElementaryStreamQueue {
enum Mode {
H264,
AAC
};
ElementaryStreamQueue(Mode mode);
status_t appendData(const void *data, size_t size, int64_t timeUs);
void clear(bool clearFormat);
sp<ABuffer> dequeueAccessUnit();
sp<MetaData> getFormat();
private:
struct RangeInfo {
int64_t mTimestampUs;
size_t mLength;
};
Mode mMode;
sp<ABuffer> mBuffer;
List<RangeInfo> mRangeInfos;
sp<MetaData> mFormat;
sp<ABuffer> dequeueAccessUnitH264();
sp<ABuffer> dequeueAccessUnitAAC();
// consume a logical (compressed) access unit of size "size",
// returns its timestamp in us (or -1 if no time information).
int64_t fetchTimestamp(size_t size);
static sp<MetaData> MakeAACCodecSpecificData(
unsigned profile, unsigned sampling_freq_index,
unsigned channel_configuration);
DISALLOW_EVIL_CONSTRUCTORS(ElementaryStreamQueue);
};
} // namespace android
#endif // ES_QUEUE_H_
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