172961230a5890071bcca436eb5630172ce84ec41Andreas Huber/* 272961230a5890071bcca436eb5630172ce84ec41Andreas Huber * Copyright (C) 2010 The Android Open Source Project 372961230a5890071bcca436eb5630172ce84ec41Andreas Huber * 472961230a5890071bcca436eb5630172ce84ec41Andreas Huber * Licensed under the Apache License, Version 2.0 (the "License"); 572961230a5890071bcca436eb5630172ce84ec41Andreas Huber * you may not use this file except in compliance with the License. 672961230a5890071bcca436eb5630172ce84ec41Andreas Huber * You may obtain a copy of the License at 772961230a5890071bcca436eb5630172ce84ec41Andreas Huber * 872961230a5890071bcca436eb5630172ce84ec41Andreas Huber * http://www.apache.org/licenses/LICENSE-2.0 972961230a5890071bcca436eb5630172ce84ec41Andreas Huber * 1072961230a5890071bcca436eb5630172ce84ec41Andreas Huber * Unless required by applicable law or agreed to in writing, software 1172961230a5890071bcca436eb5630172ce84ec41Andreas Huber * distributed under the License is distributed on an "AS IS" BASIS, 1272961230a5890071bcca436eb5630172ce84ec41Andreas Huber * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1372961230a5890071bcca436eb5630172ce84ec41Andreas Huber * See the License for the specific language governing permissions and 1472961230a5890071bcca436eb5630172ce84ec41Andreas Huber * limitations under the License. 1572961230a5890071bcca436eb5630172ce84ec41Andreas Huber */ 1672961230a5890071bcca436eb5630172ce84ec41Andreas Huber 1772961230a5890071bcca436eb5630172ce84ec41Andreas Huber#ifndef A_BUFFER_H_ 1872961230a5890071bcca436eb5630172ce84ec41Andreas Huber 1972961230a5890071bcca436eb5630172ce84ec41Andreas Huber#define A_BUFFER_H_ 2072961230a5890071bcca436eb5630172ce84ec41Andreas Huber 2172961230a5890071bcca436eb5630172ce84ec41Andreas Huber#include <sys/types.h> 2272961230a5890071bcca436eb5630172ce84ec41Andreas Huber#include <stdint.h> 2372961230a5890071bcca436eb5630172ce84ec41Andreas Huber 2472961230a5890071bcca436eb5630172ce84ec41Andreas Huber#include <media/stagefright/foundation/ABase.h> 2572961230a5890071bcca436eb5630172ce84ec41Andreas Huber#include <utils/RefBase.h> 2672961230a5890071bcca436eb5630172ce84ec41Andreas Huber 2772961230a5890071bcca436eb5630172ce84ec41Andreas Hubernamespace android { 2872961230a5890071bcca436eb5630172ce84ec41Andreas Huber 2972961230a5890071bcca436eb5630172ce84ec41Andreas Huberstruct AMessage; 3096e92b58b7e9647b4c7c2f54b62a1b357ab06b66Wei Jiaclass MediaBufferBase; 3172961230a5890071bcca436eb5630172ce84ec41Andreas Huber 3272961230a5890071bcca436eb5630172ce84ec41Andreas Huberstruct ABuffer : public RefBase { 3372961230a5890071bcca436eb5630172ce84ec41Andreas Huber ABuffer(size_t capacity); 3472961230a5890071bcca436eb5630172ce84ec41Andreas Huber ABuffer(void *data, size_t capacity); 3572961230a5890071bcca436eb5630172ce84ec41Andreas Huber 3672961230a5890071bcca436eb5630172ce84ec41Andreas Huber void setFarewellMessage(const sp<AMessage> msg); 3772961230a5890071bcca436eb5630172ce84ec41Andreas Huber 3872961230a5890071bcca436eb5630172ce84ec41Andreas Huber uint8_t *base() { return (uint8_t *)mData; } 3972961230a5890071bcca436eb5630172ce84ec41Andreas Huber uint8_t *data() { return (uint8_t *)mData + mRangeOffset; } 4072961230a5890071bcca436eb5630172ce84ec41Andreas Huber size_t capacity() const { return mCapacity; } 4172961230a5890071bcca436eb5630172ce84ec41Andreas Huber size_t size() const { return mRangeLength; } 4272961230a5890071bcca436eb5630172ce84ec41Andreas Huber size_t offset() const { return mRangeOffset; } 4372961230a5890071bcca436eb5630172ce84ec41Andreas Huber 4472961230a5890071bcca436eb5630172ce84ec41Andreas Huber void setRange(size_t offset, size_t size); 4572961230a5890071bcca436eb5630172ce84ec41Andreas Huber 4690b16fbdef406d95a6fb2f9395719dd7b7ca6adbLajos Molnar // create buffer from dup of some memory block 4790b16fbdef406d95a6fb2f9395719dd7b7ca6adbLajos Molnar static sp<ABuffer> CreateAsCopy(const void *data, size_t capacity); 4890b16fbdef406d95a6fb2f9395719dd7b7ca6adbLajos Molnar 4972961230a5890071bcca436eb5630172ce84ec41Andreas Huber void setInt32Data(int32_t data) { mInt32Data = data; } 5072961230a5890071bcca436eb5630172ce84ec41Andreas Huber int32_t int32Data() const { return mInt32Data; } 5172961230a5890071bcca436eb5630172ce84ec41Andreas Huber 5272961230a5890071bcca436eb5630172ce84ec41Andreas Huber sp<AMessage> meta(); 5372961230a5890071bcca436eb5630172ce84ec41Andreas Huber 5496e92b58b7e9647b4c7c2f54b62a1b357ab06b66Wei Jia MediaBufferBase *getMediaBufferBase(); 5596e92b58b7e9647b4c7c2f54b62a1b357ab06b66Wei Jia void setMediaBufferBase(MediaBufferBase *mediaBuffer); 5696e92b58b7e9647b4c7c2f54b62a1b357ab06b66Wei Jia 5772961230a5890071bcca436eb5630172ce84ec41Andreas Huberprotected: 5872961230a5890071bcca436eb5630172ce84ec41Andreas Huber virtual ~ABuffer(); 5972961230a5890071bcca436eb5630172ce84ec41Andreas Huber 6072961230a5890071bcca436eb5630172ce84ec41Andreas Huberprivate: 6172961230a5890071bcca436eb5630172ce84ec41Andreas Huber sp<AMessage> mFarewell; 6272961230a5890071bcca436eb5630172ce84ec41Andreas Huber sp<AMessage> mMeta; 6372961230a5890071bcca436eb5630172ce84ec41Andreas Huber 6496e92b58b7e9647b4c7c2f54b62a1b357ab06b66Wei Jia MediaBufferBase *mMediaBufferBase; 6596e92b58b7e9647b4c7c2f54b62a1b357ab06b66Wei Jia 6672961230a5890071bcca436eb5630172ce84ec41Andreas Huber void *mData; 6772961230a5890071bcca436eb5630172ce84ec41Andreas Huber size_t mCapacity; 6872961230a5890071bcca436eb5630172ce84ec41Andreas Huber size_t mRangeOffset; 6972961230a5890071bcca436eb5630172ce84ec41Andreas Huber size_t mRangeLength; 7072961230a5890071bcca436eb5630172ce84ec41Andreas Huber 7172961230a5890071bcca436eb5630172ce84ec41Andreas Huber int32_t mInt32Data; 7272961230a5890071bcca436eb5630172ce84ec41Andreas Huber 7372961230a5890071bcca436eb5630172ce84ec41Andreas Huber bool mOwnsData; 7472961230a5890071bcca436eb5630172ce84ec41Andreas Huber 7572961230a5890071bcca436eb5630172ce84ec41Andreas Huber DISALLOW_EVIL_CONSTRUCTORS(ABuffer); 7672961230a5890071bcca436eb5630172ce84ec41Andreas Huber}; 7772961230a5890071bcca436eb5630172ce84ec41Andreas Huber 7872961230a5890071bcca436eb5630172ce84ec41Andreas Huber} // namespace android 7972961230a5890071bcca436eb5630172ce84ec41Andreas Huber 8072961230a5890071bcca436eb5630172ce84ec41Andreas Huber#endif // A_BUFFER_H_ 81