| /* |
| * Copyright (C) 2011 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 SOFT_AVC_H_ |
| |
| #define SOFT_AVC_H_ |
| |
| #include "SoftVideoDecoderOMXComponent.h" |
| #include <utils/KeyedVector.h> |
| |
| #include "H264SwDecApi.h" |
| #include "basetype.h" |
| |
| namespace android { |
| |
| struct SoftAVC : public SoftVideoDecoderOMXComponent { |
| SoftAVC(const char *name, |
| const OMX_CALLBACKTYPE *callbacks, |
| OMX_PTR appData, |
| OMX_COMPONENTTYPE **component); |
| |
| protected: |
| virtual ~SoftAVC(); |
| |
| virtual void onQueueFilled(OMX_U32 portIndex); |
| virtual void onPortFlushCompleted(OMX_U32 portIndex); |
| virtual void onReset(); |
| |
| private: |
| enum { |
| kNumInputBuffers = 8, |
| kNumOutputBuffers = 2, |
| }; |
| |
| enum EOSStatus { |
| INPUT_DATA_AVAILABLE, |
| INPUT_EOS_SEEN, |
| OUTPUT_FRAMES_FLUSHED, |
| }; |
| |
| void *mHandle; |
| |
| size_t mInputBufferCount; |
| |
| uint8_t *mFirstPicture; |
| int32_t mFirstPictureId; |
| |
| int32_t mPicId; // Which output picture is for which input buffer? |
| |
| // OMX_BUFFERHEADERTYPE may be overkill, but it is convenient |
| // for tracking the following fields: nFlags, nTimeStamp, etc. |
| KeyedVector<int32_t, OMX_BUFFERHEADERTYPE *> mPicToHeaderMap; |
| bool mHeadersDecoded; |
| |
| EOSStatus mEOSStatus; |
| |
| bool mSignalledError; |
| |
| status_t initDecoder(); |
| void drainAllOutputBuffers(bool eos); |
| bool drainOneOutputBuffer(int32_t picId, uint8_t *data); |
| void saveFirstOutputBuffer(int32_t pidId, uint8_t *data); |
| CropSettingsMode handleCropParams(const H264SwDecInfo& decInfo); |
| |
| DISALLOW_EVIL_CONSTRUCTORS(SoftAVC); |
| }; |
| |
| } // namespace android |
| |
| #endif // SOFT_AVC_H_ |
| |