ACodec.h revision 27c174483a8ae9688d5d4897c19074f62c7f1701
127c174483a8ae9688d5d4897c19074f62c7f1701James Dong/* 227c174483a8ae9688d5d4897c19074f62c7f1701James Dong * Copyright (C) 2010 The Android Open Source Project 327c174483a8ae9688d5d4897c19074f62c7f1701James Dong * 427c174483a8ae9688d5d4897c19074f62c7f1701James Dong * Licensed under the Apache License, Version 2.0 (the "License"); 527c174483a8ae9688d5d4897c19074f62c7f1701James Dong * you may not use this file except in compliance with the License. 627c174483a8ae9688d5d4897c19074f62c7f1701James Dong * You may obtain a copy of the License at 727c174483a8ae9688d5d4897c19074f62c7f1701James Dong * 827c174483a8ae9688d5d4897c19074f62c7f1701James Dong * http://www.apache.org/licenses/LICENSE-2.0 927c174483a8ae9688d5d4897c19074f62c7f1701James Dong * 1027c174483a8ae9688d5d4897c19074f62c7f1701James Dong * Unless required by applicable law or agreed to in writing, software 1127c174483a8ae9688d5d4897c19074f62c7f1701James Dong * distributed under the License is distributed on an "AS IS" BASIS, 1227c174483a8ae9688d5d4897c19074f62c7f1701James Dong * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1327c174483a8ae9688d5d4897c19074f62c7f1701James Dong * See the License for the specific language governing permissions and 1427c174483a8ae9688d5d4897c19074f62c7f1701James Dong * limitations under the License. 1527c174483a8ae9688d5d4897c19074f62c7f1701James Dong */ 1627c174483a8ae9688d5d4897c19074f62c7f1701James Dong 17f933441648ef6a71dee783d733aac17b9508b452Andreas Huber#ifndef A_CODEC_H_ 18f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 19f933441648ef6a71dee783d733aac17b9508b452Andreas Huber#define A_CODEC_H_ 20f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 21f933441648ef6a71dee783d733aac17b9508b452Andreas Huber#include <stdint.h> 22f933441648ef6a71dee783d733aac17b9508b452Andreas Huber#include <android/native_window.h> 23f933441648ef6a71dee783d733aac17b9508b452Andreas Huber#include <media/IOMX.h> 24f933441648ef6a71dee783d733aac17b9508b452Andreas Huber#include <media/stagefright/foundation/AHierarchicalStateMachine.h> 25f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 26f933441648ef6a71dee783d733aac17b9508b452Andreas Hubernamespace android { 27f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 28f933441648ef6a71dee783d733aac17b9508b452Andreas Huberstruct ABuffer; 29f933441648ef6a71dee783d733aac17b9508b452Andreas Huberstruct MemoryDealer; 30f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 31f933441648ef6a71dee783d733aac17b9508b452Andreas Huberstruct ACodec : public AHierarchicalStateMachine { 32f933441648ef6a71dee783d733aac17b9508b452Andreas Huber enum { 332c2814b900a61fa07ddfff860b143fbbe9c740e9Andreas Huber kWhatFillThisBuffer = 'fill', 342c2814b900a61fa07ddfff860b143fbbe9c740e9Andreas Huber kWhatDrainThisBuffer = 'drai', 352c2814b900a61fa07ddfff860b143fbbe9c740e9Andreas Huber kWhatEOS = 'eos ', 362c2814b900a61fa07ddfff860b143fbbe9c740e9Andreas Huber kWhatShutdownCompleted = 'scom', 372c2814b900a61fa07ddfff860b143fbbe9c740e9Andreas Huber kWhatFlushCompleted = 'fcom', 382c2814b900a61fa07ddfff860b143fbbe9c740e9Andreas Huber kWhatOutputFormatChanged = 'outC', 39f933441648ef6a71dee783d733aac17b9508b452Andreas Huber }; 40f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 41f933441648ef6a71dee783d733aac17b9508b452Andreas Huber ACodec(); 42f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 43f933441648ef6a71dee783d733aac17b9508b452Andreas Huber void setNotificationMessage(const sp<AMessage> &msg); 44f933441648ef6a71dee783d733aac17b9508b452Andreas Huber void initiateSetup(const sp<AMessage> &msg); 45f933441648ef6a71dee783d733aac17b9508b452Andreas Huber void signalFlush(); 46f933441648ef6a71dee783d733aac17b9508b452Andreas Huber void signalResume(); 47f933441648ef6a71dee783d733aac17b9508b452Andreas Huber void initiateShutdown(); 48f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 49f933441648ef6a71dee783d733aac17b9508b452Andreas Huberprotected: 50f933441648ef6a71dee783d733aac17b9508b452Andreas Huber virtual ~ACodec(); 51f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 52f933441648ef6a71dee783d733aac17b9508b452Andreas Huberprivate: 53f933441648ef6a71dee783d733aac17b9508b452Andreas Huber struct BaseState; 54f933441648ef6a71dee783d733aac17b9508b452Andreas Huber struct UninitializedState; 55f933441648ef6a71dee783d733aac17b9508b452Andreas Huber struct LoadedToIdleState; 56f933441648ef6a71dee783d733aac17b9508b452Andreas Huber struct IdleToExecutingState; 57f933441648ef6a71dee783d733aac17b9508b452Andreas Huber struct ExecutingState; 58f933441648ef6a71dee783d733aac17b9508b452Andreas Huber struct OutputPortSettingsChangedState; 59f933441648ef6a71dee783d733aac17b9508b452Andreas Huber struct ExecutingToIdleState; 60f933441648ef6a71dee783d733aac17b9508b452Andreas Huber struct IdleToLoadedState; 61f933441648ef6a71dee783d733aac17b9508b452Andreas Huber struct ErrorState; 62f933441648ef6a71dee783d733aac17b9508b452Andreas Huber struct FlushingState; 63f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 64f933441648ef6a71dee783d733aac17b9508b452Andreas Huber enum { 65f933441648ef6a71dee783d733aac17b9508b452Andreas Huber kWhatSetup = 'setu', 66f933441648ef6a71dee783d733aac17b9508b452Andreas Huber kWhatOMXMessage = 'omx ', 67f933441648ef6a71dee783d733aac17b9508b452Andreas Huber kWhatInputBufferFilled = 'inpF', 68f933441648ef6a71dee783d733aac17b9508b452Andreas Huber kWhatOutputBufferDrained = 'outD', 69f933441648ef6a71dee783d733aac17b9508b452Andreas Huber kWhatShutdown = 'shut', 70f933441648ef6a71dee783d733aac17b9508b452Andreas Huber kWhatFlush = 'flus', 71f933441648ef6a71dee783d733aac17b9508b452Andreas Huber kWhatResume = 'resm', 72f933441648ef6a71dee783d733aac17b9508b452Andreas Huber kWhatDrainDeferredMessages = 'drai', 73f933441648ef6a71dee783d733aac17b9508b452Andreas Huber }; 74f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 75f933441648ef6a71dee783d733aac17b9508b452Andreas Huber enum { 76f933441648ef6a71dee783d733aac17b9508b452Andreas Huber kPortIndexInput = 0, 77f933441648ef6a71dee783d733aac17b9508b452Andreas Huber kPortIndexOutput = 1 78f933441648ef6a71dee783d733aac17b9508b452Andreas Huber }; 79f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 80f933441648ef6a71dee783d733aac17b9508b452Andreas Huber struct BufferInfo { 81f933441648ef6a71dee783d733aac17b9508b452Andreas Huber enum Status { 82f933441648ef6a71dee783d733aac17b9508b452Andreas Huber OWNED_BY_US, 83f933441648ef6a71dee783d733aac17b9508b452Andreas Huber OWNED_BY_COMPONENT, 84f933441648ef6a71dee783d733aac17b9508b452Andreas Huber OWNED_BY_UPSTREAM, 85f933441648ef6a71dee783d733aac17b9508b452Andreas Huber OWNED_BY_DOWNSTREAM, 86f933441648ef6a71dee783d733aac17b9508b452Andreas Huber OWNED_BY_NATIVE_WINDOW, 87f933441648ef6a71dee783d733aac17b9508b452Andreas Huber }; 88f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 89f933441648ef6a71dee783d733aac17b9508b452Andreas Huber IOMX::buffer_id mBufferID; 90f933441648ef6a71dee783d733aac17b9508b452Andreas Huber Status mStatus; 91f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 92f933441648ef6a71dee783d733aac17b9508b452Andreas Huber sp<ABuffer> mData; 93f933441648ef6a71dee783d733aac17b9508b452Andreas Huber sp<GraphicBuffer> mGraphicBuffer; 94f933441648ef6a71dee783d733aac17b9508b452Andreas Huber }; 95f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 96f933441648ef6a71dee783d733aac17b9508b452Andreas Huber sp<AMessage> mNotify; 97f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 98f933441648ef6a71dee783d733aac17b9508b452Andreas Huber sp<UninitializedState> mUninitializedState; 99f933441648ef6a71dee783d733aac17b9508b452Andreas Huber sp<LoadedToIdleState> mLoadedToIdleState; 100f933441648ef6a71dee783d733aac17b9508b452Andreas Huber sp<IdleToExecutingState> mIdleToExecutingState; 101f933441648ef6a71dee783d733aac17b9508b452Andreas Huber sp<ExecutingState> mExecutingState; 102f933441648ef6a71dee783d733aac17b9508b452Andreas Huber sp<OutputPortSettingsChangedState> mOutputPortSettingsChangedState; 103f933441648ef6a71dee783d733aac17b9508b452Andreas Huber sp<ExecutingToIdleState> mExecutingToIdleState; 104f933441648ef6a71dee783d733aac17b9508b452Andreas Huber sp<IdleToLoadedState> mIdleToLoadedState; 105f933441648ef6a71dee783d733aac17b9508b452Andreas Huber sp<ErrorState> mErrorState; 106f933441648ef6a71dee783d733aac17b9508b452Andreas Huber sp<FlushingState> mFlushingState; 107f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 108f933441648ef6a71dee783d733aac17b9508b452Andreas Huber AString mComponentName; 109f933441648ef6a71dee783d733aac17b9508b452Andreas Huber sp<IOMX> mOMX; 110f933441648ef6a71dee783d733aac17b9508b452Andreas Huber IOMX::node_id mNode; 111f933441648ef6a71dee783d733aac17b9508b452Andreas Huber sp<MemoryDealer> mDealer[2]; 112f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 113f933441648ef6a71dee783d733aac17b9508b452Andreas Huber sp<ANativeWindow> mNativeWindow; 114f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 115f933441648ef6a71dee783d733aac17b9508b452Andreas Huber Vector<BufferInfo> mBuffers[2]; 116f933441648ef6a71dee783d733aac17b9508b452Andreas Huber bool mPortEOS[2]; 117f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 118f933441648ef6a71dee783d733aac17b9508b452Andreas Huber List<sp<AMessage> > mDeferredQueue; 119f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 12031e2508c75018145a8238925ff1a08cbde4e799aAndreas Huber bool mSentFormat; 12131e2508c75018145a8238925ff1a08cbde4e799aAndreas Huber 122f933441648ef6a71dee783d733aac17b9508b452Andreas Huber status_t allocateBuffersOnPort(OMX_U32 portIndex); 123f933441648ef6a71dee783d733aac17b9508b452Andreas Huber status_t freeBuffersOnPort(OMX_U32 portIndex); 124f933441648ef6a71dee783d733aac17b9508b452Andreas Huber status_t freeBuffer(OMX_U32 portIndex, size_t i); 125f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 126f933441648ef6a71dee783d733aac17b9508b452Andreas Huber status_t allocateOutputBuffersFromNativeWindow(); 127f933441648ef6a71dee783d733aac17b9508b452Andreas Huber status_t cancelBufferToNativeWindow(BufferInfo *info); 128349d3fcb4afacf754f7b5b5186d2f258f5bf35e7Andreas Huber status_t freeOutputBuffersNotOwnedByComponent(); 129f933441648ef6a71dee783d733aac17b9508b452Andreas Huber BufferInfo *dequeueBufferFromNativeWindow(); 130f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 131f933441648ef6a71dee783d733aac17b9508b452Andreas Huber BufferInfo *findBufferByID( 132f933441648ef6a71dee783d733aac17b9508b452Andreas Huber uint32_t portIndex, IOMX::buffer_id bufferID, 133f933441648ef6a71dee783d733aac17b9508b452Andreas Huber ssize_t *index = NULL); 134f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 135f933441648ef6a71dee783d733aac17b9508b452Andreas Huber void setComponentRole(bool isEncoder, const char *mime); 136f933441648ef6a71dee783d733aac17b9508b452Andreas Huber void configureCodec(const char *mime, const sp<AMessage> &msg); 137f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 138f933441648ef6a71dee783d733aac17b9508b452Andreas Huber status_t setVideoPortFormatType( 139f933441648ef6a71dee783d733aac17b9508b452Andreas Huber OMX_U32 portIndex, 140f933441648ef6a71dee783d733aac17b9508b452Andreas Huber OMX_VIDEO_CODINGTYPE compressionFormat, 141f933441648ef6a71dee783d733aac17b9508b452Andreas Huber OMX_COLOR_FORMATTYPE colorFormat); 142f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 143f933441648ef6a71dee783d733aac17b9508b452Andreas Huber status_t setSupportedOutputFormat(); 144f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 145f933441648ef6a71dee783d733aac17b9508b452Andreas Huber status_t setupVideoDecoder( 146f933441648ef6a71dee783d733aac17b9508b452Andreas Huber const char *mime, int32_t width, int32_t height); 147f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 148f933441648ef6a71dee783d733aac17b9508b452Andreas Huber status_t setVideoFormatOnPort( 149f933441648ef6a71dee783d733aac17b9508b452Andreas Huber OMX_U32 portIndex, 150f933441648ef6a71dee783d733aac17b9508b452Andreas Huber int32_t width, int32_t height, 151f933441648ef6a71dee783d733aac17b9508b452Andreas Huber OMX_VIDEO_CODINGTYPE compressionFormat); 152f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 153f933441648ef6a71dee783d733aac17b9508b452Andreas Huber status_t setupAACDecoder(int32_t numChannels, int32_t sampleRate); 154f933441648ef6a71dee783d733aac17b9508b452Andreas Huber status_t setMinBufferSize(OMX_U32 portIndex, size_t size); 155f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 156f933441648ef6a71dee783d733aac17b9508b452Andreas Huber status_t initNativeWindow(); 157f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 158f933441648ef6a71dee783d733aac17b9508b452Andreas Huber // Returns true iff all buffers on the given port have status OWNED_BY_US. 159f933441648ef6a71dee783d733aac17b9508b452Andreas Huber bool allYourBuffersAreBelongToUs(OMX_U32 portIndex); 160f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 161f933441648ef6a71dee783d733aac17b9508b452Andreas Huber bool allYourBuffersAreBelongToUs(); 162f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 163f933441648ef6a71dee783d733aac17b9508b452Andreas Huber void deferMessage(const sp<AMessage> &msg); 164f933441648ef6a71dee783d733aac17b9508b452Andreas Huber void processDeferredMessages(); 165f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 16631e2508c75018145a8238925ff1a08cbde4e799aAndreas Huber void sendFormatChange(); 16731e2508c75018145a8238925ff1a08cbde4e799aAndreas Huber 168f933441648ef6a71dee783d733aac17b9508b452Andreas Huber DISALLOW_EVIL_CONSTRUCTORS(ACodec); 169f933441648ef6a71dee783d733aac17b9508b452Andreas Huber}; 170f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 171f933441648ef6a71dee783d733aac17b9508b452Andreas Huber} // namespace android 172f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 173f933441648ef6a71dee783d733aac17b9508b452Andreas Huber#endif // A_CODEC_H_ 174