1/* 2 * Copyright (C) 2012 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#ifndef SOFT_MPEG4_ENCODER_H_ 18#define SOFT_MPEG4_ENCODER_H_ 19 20#include <media/stagefright/MediaBuffer.h> 21#include <media/stagefright/foundation/ABase.h> 22#include "SoftVideoEncoderOMXComponent.h" 23#include "mp4enc_api.h" 24 25 26namespace android { 27 28struct CodecProfileLevel; 29 30struct SoftMPEG4Encoder : public SoftVideoEncoderOMXComponent { 31 SoftMPEG4Encoder( 32 const char *name, 33 const char *componentRole, 34 OMX_VIDEO_CODINGTYPE codingType, 35 const char *mime, 36 const CodecProfileLevel *profileLevels, 37 size_t numProfileLevels, 38 const OMX_CALLBACKTYPE *callbacks, 39 OMX_PTR appData, 40 OMX_COMPONENTTYPE **component); 41 42 // Override SimpleSoftOMXComponent methods 43 virtual OMX_ERRORTYPE internalGetParameter( 44 OMX_INDEXTYPE index, OMX_PTR params); 45 46 virtual OMX_ERRORTYPE internalSetParameter( 47 OMX_INDEXTYPE index, const OMX_PTR params); 48 49 virtual void onQueueFilled(OMX_U32 portIndex); 50 51 virtual void onReset(); 52 53protected: 54 virtual ~SoftMPEG4Encoder(); 55 56private: 57 enum { 58 kNumBuffers = 2, 59 }; 60 61 // OMX input buffer's timestamp and flags 62 typedef struct { 63 int64_t mTimeUs; 64 int32_t mFlags; 65 } InputBufferInfo; 66 67 MP4EncodingMode mEncodeMode; 68 int32_t mKeyFrameInterval; // 1: all I-frames, <0: infinite 69 70 int64_t mNumInputFrames; 71 bool mStarted; 72 bool mSawInputEOS; 73 bool mSignalledError; 74 75 tagvideoEncControls *mHandle; 76 tagvideoEncOptions *mEncParams; 77 uint8_t *mInputFrameData; 78 Vector<InputBufferInfo> mInputBufferInfoVec; 79 80 OMX_ERRORTYPE initEncParams(); 81 OMX_ERRORTYPE initEncoder(); 82 OMX_ERRORTYPE releaseEncoder(); 83 84 DISALLOW_EVIL_CONSTRUCTORS(SoftMPEG4Encoder); 85}; 86 87} // namespace android 88 89#endif // SOFT_MPEG4_ENCODER_H_ 90