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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 NUPLAYER_SOURCE_H_
#define NUPLAYER_SOURCE_H_
#include "NuPlayer.h"
namespace android {
struct ABuffer;
struct NuPlayer::Source : public RefBase {
enum Flags {
FLAG_SEEKABLE = 1,
FLAG_DYNAMIC_DURATION = 2,
};
Source() {}
virtual void start() = 0;
virtual void stop() {}
// Returns OK iff more data was available,
// an error or ERROR_END_OF_STREAM if not.
virtual status_t feedMoreTSData() = 0;
virtual sp<AMessage> getFormat(bool audio);
virtual status_t dequeueAccessUnit(
bool audio, sp<ABuffer> *accessUnit) = 0;
virtual status_t getDuration(int64_t *durationUs) {
return INVALID_OPERATION;
}
virtual status_t seekTo(int64_t seekTimeUs) {
return INVALID_OPERATION;
}
virtual uint32_t flags() const = 0;
protected:
virtual ~Source() {}
virtual sp<MetaData> getFormatMeta(bool audio) { return NULL; }
private:
DISALLOW_EVIL_CONSTRUCTORS(Source);
};
} // namespace android
#endif // NUPLAYER_SOURCE_H_
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