You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
62 lines
1.7 KiB
62 lines
1.7 KiB
/*
|
|
* Copyright (C) 2009 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 AMR_EXTRACTOR_H_
|
|
|
|
#define AMR_EXTRACTOR_H_
|
|
|
|
#include <utils/Errors.h>
|
|
#include <media/MediaExtractorPluginApi.h>
|
|
#include <media/MediaExtractorPluginHelper.h>
|
|
#include <media/NdkMediaFormat.h>
|
|
|
|
namespace android {
|
|
|
|
struct AMessage;
|
|
class String8;
|
|
#define OFFSET_TABLE_LEN 300
|
|
|
|
class AMRExtractor : public MediaExtractorPluginHelper {
|
|
public:
|
|
explicit AMRExtractor(DataSourceHelper *source);
|
|
|
|
virtual size_t countTracks();
|
|
virtual MediaTrackHelper *getTrack(size_t index);
|
|
virtual media_status_t getTrackMetaData(AMediaFormat *meta, size_t index, uint32_t flags);
|
|
|
|
virtual media_status_t getMetaData(AMediaFormat *meta);
|
|
virtual const char * name() { return "AMRExtractor"; }
|
|
|
|
protected:
|
|
virtual ~AMRExtractor();
|
|
|
|
private:
|
|
DataSourceHelper *mDataSource;
|
|
AMediaFormat *mMeta;
|
|
status_t mInitCheck;
|
|
bool mIsWide;
|
|
|
|
off64_t mOffsetTable[OFFSET_TABLE_LEN]; //5 min
|
|
size_t mOffsetTableLength;
|
|
|
|
AMRExtractor(const AMRExtractor &);
|
|
AMRExtractor &operator=(const AMRExtractor &);
|
|
};
|
|
|
|
} // namespace android
|
|
|
|
#endif // AMR_EXTRACTOR_H_
|