| /* |
| * 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 AVC_DECODER_H_ |
| |
| #define AVC_DECODER_H_ |
| |
| #include <media/stagefright/MediaBuffer.h> |
| #include <media/stagefright/MediaSource.h> |
| #include <utils/Vector.h> |
| |
| struct tagAVCHandle; |
| |
| namespace android { |
| |
| struct AVCDecoder : public MediaSource, |
| public MediaBufferObserver { |
| AVCDecoder(const sp<MediaSource> &source); |
| |
| virtual status_t start(MetaData *params); |
| virtual status_t stop(); |
| |
| virtual sp<MetaData> getFormat(); |
| |
| virtual status_t read( |
| MediaBuffer **buffer, const ReadOptions *options); |
| |
| virtual void signalBufferReturned(MediaBuffer *buffer); |
| |
| protected: |
| virtual ~AVCDecoder(); |
| |
| private: |
| sp<MediaSource> mSource; |
| bool mStarted; |
| |
| sp<MetaData> mFormat; |
| |
| Vector<MediaBuffer *> mCodecSpecificData; |
| |
| tagAVCHandle *mHandle; |
| Vector<MediaBuffer *> mFrames; |
| MediaBuffer *mInputBuffer; |
| |
| int64_t mAnchorTimeUs; |
| int64_t mNumSamplesOutput; |
| int64_t mPendingSeekTimeUs; |
| |
| void addCodecSpecificData(const uint8_t *data, size_t size); |
| |
| static int32_t ActivateSPSWrapper( |
| void *userData, unsigned int sizeInMbs, unsigned int numBuffers); |
| |
| static int32_t BindFrameWrapper( |
| void *userData, int32_t index, uint8_t **yuv); |
| |
| static void UnbindFrame(void *userData, int32_t index); |
| |
| int32_t activateSPS( |
| unsigned int sizeInMbs, unsigned int numBuffers); |
| |
| int32_t bindFrame(int32_t index, uint8_t **yuv); |
| |
| void releaseFrames(); |
| |
| AVCDecoder(const AVCDecoder &); |
| AVCDecoder &operator=(const AVCDecoder &); |
| }; |
| |
| } // namespace android |
| |
| #endif // AVC_DECODER_H_ |