1 /* 2 * Copyright (C) 2013 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_VIDEO_DECODER_OMX_COMPONENT_H_ 18 19 #define SOFT_VIDEO_DECODER_OMX_COMPONENT_H_ 20 21 #include "SimpleSoftOMXComponent.h" 22 23 #include <media/stagefright/foundation/AHandlerReflector.h> 24 #include <media/IOMX.h> 25 26 #include <utils/RefBase.h> 27 #include <utils/threads.h> 28 #include <utils/Vector.h> 29 30 namespace android { 31 32 struct SoftVideoDecoderOMXComponent : public SimpleSoftOMXComponent { 33 SoftVideoDecoderOMXComponent( 34 const char *name, 35 const char *componentRole, 36 OMX_VIDEO_CODINGTYPE codingType, 37 const CodecProfileLevel *profileLevels, 38 size_t numProfileLevels, 39 int32_t width, 40 int32_t height, 41 const OMX_CALLBACKTYPE *callbacks, 42 OMX_PTR appData, 43 OMX_COMPONENTTYPE **component); 44 45 protected: 46 virtual void onPortEnableCompleted(OMX_U32 portIndex, bool enabled); 47 virtual void onReset(); 48 49 virtual OMX_ERRORTYPE internalGetParameter( 50 OMX_INDEXTYPE index, OMX_PTR params); 51 52 virtual OMX_ERRORTYPE internalSetParameter( 53 OMX_INDEXTYPE index, const OMX_PTR params); 54 55 virtual OMX_ERRORTYPE getConfig( 56 OMX_INDEXTYPE index, OMX_PTR params); 57 58 virtual OMX_ERRORTYPE getExtensionIndex( 59 const char *name, OMX_INDEXTYPE *index); 60 61 void initPorts(OMX_U32 numInputBuffers, 62 OMX_U32 inputBufferSize, 63 OMX_U32 numOutputBuffers, 64 const char *mimeType, 65 OMX_U32 minCompressionRatio = 1u); 66 67 virtual void updatePortDefinitions(bool updateCrop = true, bool updateInputSize = false); 68 69 uint32_t outputBufferWidth(); 70 uint32_t outputBufferHeight(); 71 72 enum CropSettingsMode { 73 kCropUnSet = 0, 74 kCropSet, 75 kCropChanged, 76 }; 77 void handlePortSettingsChange( 78 bool *portWillReset, uint32_t width, uint32_t height, 79 CropSettingsMode cropSettingsMode = kCropUnSet, bool fakeStride = false); 80 81 void copyYV12FrameToOutputBuffer( 82 uint8_t *dst, const uint8_t *srcY, const uint8_t *srcU, const uint8_t *srcV, 83 size_t srcYStride, size_t srcUStride, size_t srcVStride); 84 85 enum { 86 kInputPortIndex = 0, 87 kOutputPortIndex = 1, 88 kMaxPortIndex = 1, 89 }; 90 91 bool mIsAdaptive; 92 uint32_t mAdaptiveMaxWidth, mAdaptiveMaxHeight; 93 uint32_t mWidth, mHeight; 94 uint32_t mCropLeft, mCropTop, mCropWidth, mCropHeight; 95 96 enum { 97 NONE, 98 AWAITING_DISABLED, 99 AWAITING_ENABLED 100 } mOutputPortSettingsChange; 101 102 private: 103 uint32_t mMinInputBufferSize; 104 uint32_t mMinCompressionRatio; 105 106 const char *mComponentRole; 107 OMX_VIDEO_CODINGTYPE mCodingType; 108 const CodecProfileLevel *mProfileLevels; 109 size_t mNumProfileLevels; 110 111 DISALLOW_EVIL_CONSTRUCTORS(SoftVideoDecoderOMXComponent); 112 }; 113 114 } // namespace android 115 116 #endif // SOFT_VIDEO_DECODER_OMX_COMPONENT_H_ 117