SurfaceTexture.cpp revision 71fd1213b49e6a33bea42348876eb1db2ab3d362
168e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis/* 268e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis * Copyright (C) 2010 The Android Open Source Project 368e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis * 468e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis * Licensed under the Apache License, Version 2.0 (the "License"); 568e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis * you may not use this file except in compliance with the License. 668e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis * You may obtain a copy of the License at 768e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis * 868e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis * http://www.apache.org/licenses/LICENSE-2.0 968e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis * 1068e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis * Unless required by applicable law or agreed to in writing, software 1168e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis * distributed under the License is distributed on an "AS IS" BASIS, 1268e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1368e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis * See the License for the specific language governing permissions and 1468e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis * limitations under the License. 1568e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis */ 1668e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 1768e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis#define LOG_TAG "SurfaceTexture" 187dc00d5eb27de41f93a7e232b3cd374c84eb77d1Jamie Gennis//#define LOG_NDEBUG 0 1968e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 2068e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis#define GL_GLEXT_PROTOTYPES 2168e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis#define EGL_EGLEXT_PROTOTYPES 2268e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 2368e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis#include <EGL/egl.h> 2468e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis#include <EGL/eglext.h> 2568e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis#include <GLES2/gl2.h> 2668e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis#include <GLES2/gl2ext.h> 2768e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 2868e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis#include <gui/SurfaceTexture.h> 2968e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 3027cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian#include <hardware/hardware.h> 3127cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian 3268e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis#include <surfaceflinger/ISurfaceComposer.h> 3368e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis#include <surfaceflinger/SurfaceComposerClient.h> 34f7acf162f8d682c6ebc9af41ca76795b79509193Jamie Gennis#include <surfaceflinger/IGraphicBufferAlloc.h> 3568e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 3668e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis#include <utils/Log.h> 377f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian#include <utils/String8.h> 3868e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 3968e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennisnamespace android { 4068e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 41b598fb90727be45e926a11abefc319819a733540Jamie Gennis// Transform matrices 42b598fb90727be45e926a11abefc319819a733540Jamie Gennisstatic float mtxIdentity[16] = { 43b598fb90727be45e926a11abefc319819a733540Jamie Gennis 1, 0, 0, 0, 44b598fb90727be45e926a11abefc319819a733540Jamie Gennis 0, 1, 0, 0, 45b598fb90727be45e926a11abefc319819a733540Jamie Gennis 0, 0, 1, 0, 46b598fb90727be45e926a11abefc319819a733540Jamie Gennis 0, 0, 0, 1, 47b598fb90727be45e926a11abefc319819a733540Jamie Gennis}; 48b598fb90727be45e926a11abefc319819a733540Jamie Gennisstatic float mtxFlipH[16] = { 49b598fb90727be45e926a11abefc319819a733540Jamie Gennis -1, 0, 0, 0, 50b598fb90727be45e926a11abefc319819a733540Jamie Gennis 0, 1, 0, 0, 51b598fb90727be45e926a11abefc319819a733540Jamie Gennis 0, 0, 1, 0, 52b598fb90727be45e926a11abefc319819a733540Jamie Gennis 1, 0, 0, 1, 53b598fb90727be45e926a11abefc319819a733540Jamie Gennis}; 54b598fb90727be45e926a11abefc319819a733540Jamie Gennisstatic float mtxFlipV[16] = { 55b598fb90727be45e926a11abefc319819a733540Jamie Gennis 1, 0, 0, 0, 56b598fb90727be45e926a11abefc319819a733540Jamie Gennis 0, -1, 0, 0, 57b598fb90727be45e926a11abefc319819a733540Jamie Gennis 0, 0, 1, 0, 58b598fb90727be45e926a11abefc319819a733540Jamie Gennis 0, 1, 0, 1, 59b598fb90727be45e926a11abefc319819a733540Jamie Gennis}; 60b598fb90727be45e926a11abefc319819a733540Jamie Gennisstatic float mtxRot90[16] = { 61b598fb90727be45e926a11abefc319819a733540Jamie Gennis 0, 1, 0, 0, 62b598fb90727be45e926a11abefc319819a733540Jamie Gennis -1, 0, 0, 0, 63b598fb90727be45e926a11abefc319819a733540Jamie Gennis 0, 0, 1, 0, 64b598fb90727be45e926a11abefc319819a733540Jamie Gennis 1, 0, 0, 1, 65b598fb90727be45e926a11abefc319819a733540Jamie Gennis}; 66b598fb90727be45e926a11abefc319819a733540Jamie Gennisstatic float mtxRot180[16] = { 67b598fb90727be45e926a11abefc319819a733540Jamie Gennis -1, 0, 0, 0, 68b598fb90727be45e926a11abefc319819a733540Jamie Gennis 0, -1, 0, 0, 69b598fb90727be45e926a11abefc319819a733540Jamie Gennis 0, 0, 1, 0, 70b598fb90727be45e926a11abefc319819a733540Jamie Gennis 1, 1, 0, 1, 71b598fb90727be45e926a11abefc319819a733540Jamie Gennis}; 72b598fb90727be45e926a11abefc319819a733540Jamie Gennisstatic float mtxRot270[16] = { 73b598fb90727be45e926a11abefc319819a733540Jamie Gennis 0, -1, 0, 0, 74b598fb90727be45e926a11abefc319819a733540Jamie Gennis 1, 0, 0, 0, 75b598fb90727be45e926a11abefc319819a733540Jamie Gennis 0, 0, 1, 0, 76b598fb90727be45e926a11abefc319819a733540Jamie Gennis 0, 1, 0, 1, 77b598fb90727be45e926a11abefc319819a733540Jamie Gennis}; 78b598fb90727be45e926a11abefc319819a733540Jamie Gennis 79b598fb90727be45e926a11abefc319819a733540Jamie Gennisstatic void mtxMul(float out[16], const float a[16], const float b[16]); 80b598fb90727be45e926a11abefc319819a733540Jamie Gennis 810904d0af81e8a0a5404d6c03f4dcea02bea8170dGrace KlobaSurfaceTexture::SurfaceTexture(GLuint tex, bool allowSynchronousMode) : 82e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian mDefaultWidth(1), 83e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian mDefaultHeight(1), 84e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian mPixelFormat(PIXEL_FORMAT_RGBA_8888), 85402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian mBufferCount(MIN_ASYNC_BUFFER_SLOTS), 86402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian mClientBufferCount(0), 87402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian mServerBufferCount(MIN_ASYNC_BUFFER_SLOTS), 88c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala mCurrentTexture(INVALID_BUFFER_SLOT), 89c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala mCurrentTransform(0), 90c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala mCurrentTimestamp(0), 91c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala mNextTransform(0), 9209d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian mNextScalingMode(NATIVE_WINDOW_SCALING_MODE_FREEZE), 935bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mTexName(tex), 940904d0af81e8a0a5404d6c03f4dcea02bea8170dGrace Kloba mSynchronousMode(false), 959709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis mAllowSynchronousMode(allowSynchronousMode), 965ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis mConnectedApi(NO_CONNECTED_API), 975ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis mAbandoned(false) { 987dc00d5eb27de41f93a7e232b3cd374c84eb77d1Jamie Gennis LOGV("SurfaceTexture::SurfaceTexture"); 99f7acf162f8d682c6ebc9af41ca76795b79509193Jamie Gennis sp<ISurfaceComposer> composer(ComposerService::getComposerService()); 100f7acf162f8d682c6ebc9af41ca76795b79509193Jamie Gennis mGraphicBufferAlloc = composer->createGraphicBufferAlloc(); 101926340cf56c9a2d21008d050a4e0f1390cf648bfMathias Agopian mNextCrop.makeInvalid(); 102eadfb673e7b346af02a925ad04494100db1ebbf7Jamie Gennis memcpy(mCurrentTransformMatrix, mtxIdentity, sizeof(mCurrentTransformMatrix)); 10368e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis} 10468e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 10568e4a7ac849b681b1fb769857fc04f64262480c4Jamie GennisSurfaceTexture::~SurfaceTexture() { 1067dc00d5eb27de41f93a7e232b3cd374c84eb77d1Jamie Gennis LOGV("SurfaceTexture::~SurfaceTexture"); 107a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian freeAllBuffersLocked(); 10868e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis} 10968e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 110402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopianstatus_t SurfaceTexture::setBufferCountServerLocked(int bufferCount) { 111402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian if (bufferCount > NUM_BUFFER_SLOTS) 112402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian return BAD_VALUE; 113402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 114402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // special-case, nothing to do 115402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian if (bufferCount == mBufferCount) 116402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian return OK; 117402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 118402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian if (!mClientBufferCount && 119402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian bufferCount >= mBufferCount) { 120402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // easy, we just have more buffers 121402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian mBufferCount = bufferCount; 122402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian mServerBufferCount = bufferCount; 123402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian mDequeueCondition.signal(); 124402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian } else { 125402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // we're here because we're either 126402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // - reducing the number of available buffers 127402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // - or there is a client-buffer-count in effect 128402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 129402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // less than 2 buffers is never allowed 130402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian if (bufferCount < 2) 131402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian return BAD_VALUE; 132402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 133402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // when there is non client-buffer-count in effect, the client is not 134402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // allowed to dequeue more than one buffer at a time, 135402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // so the next time they dequeue a buffer, we know that they don't 136402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // own one. the actual resizing will happen during the next 137402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // dequeueBuffer. 138402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 139402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian mServerBufferCount = bufferCount; 140402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian } 141402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian return OK; 142402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian} 143402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 144402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopianstatus_t SurfaceTexture::setBufferCountServer(int bufferCount) { 145402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian Mutex::Autolock lock(mMutex); 146402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian return setBufferCountServerLocked(bufferCount); 147402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian} 148402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 14968e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennisstatus_t SurfaceTexture::setBufferCount(int bufferCount) { 1507dc00d5eb27de41f93a7e232b3cd374c84eb77d1Jamie Gennis LOGV("SurfaceTexture::setBufferCount"); 1515bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian Mutex::Autolock lock(mMutex); 15296dcc978430f0daf6d73fee96a01779ed537a0ceJamie Gennis 1535ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis if (mAbandoned) { 1545ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis LOGE("setBufferCount: SurfaceTexture has been abandoned!"); 1555ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return NO_INIT; 1565ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis } 157a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian if (mConnectedApi == NO_CONNECTED_API) { 158a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian LOGE("setBufferCount: SurfaceTexture is not connected!"); 159a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian return NO_INIT; 160a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian } 161c9ec69eb6f07881e1d0582156e5697eff69f5546Pannag Sanketi if (bufferCount > NUM_BUFFER_SLOTS) { 162c9ec69eb6f07881e1d0582156e5697eff69f5546Pannag Sanketi LOGE("setBufferCount: bufferCount larger than slots available"); 163c9ec69eb6f07881e1d0582156e5697eff69f5546Pannag Sanketi return BAD_VALUE; 164c9ec69eb6f07881e1d0582156e5697eff69f5546Pannag Sanketi } 165c9ec69eb6f07881e1d0582156e5697eff69f5546Pannag Sanketi 166402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // Error out if the user has dequeued buffers 167402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian for (int i=0 ; i<mBufferCount ; i++) { 168402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian if (mSlots[i].mBufferState == BufferSlot::DEQUEUED) { 169402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian LOGE("setBufferCount: client owns some buffers"); 170402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian return -EINVAL; 171402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian } 172402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian } 1735bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian 174d995b08353a7e912fee6397710262bee7671ad38Jamie Gennis const int minBufferSlots = mSynchronousMode ? 175d995b08353a7e912fee6397710262bee7671ad38Jamie Gennis MIN_SYNC_BUFFER_SLOTS : MIN_ASYNC_BUFFER_SLOTS; 176402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian if (bufferCount == 0) { 177402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian mClientBufferCount = 0; 178402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian bufferCount = (mServerBufferCount >= minBufferSlots) ? 179402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian mServerBufferCount : minBufferSlots; 180402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian return setBufferCountServerLocked(bufferCount); 181402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian } 182402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 183d995b08353a7e912fee6397710262bee7671ad38Jamie Gennis if (bufferCount < minBufferSlots) { 184d995b08353a7e912fee6397710262bee7671ad38Jamie Gennis LOGE("setBufferCount: requested buffer count (%d) is less than " 185d995b08353a7e912fee6397710262bee7671ad38Jamie Gennis "minimum (%d)", bufferCount, minBufferSlots); 18696dcc978430f0daf6d73fee96a01779ed537a0ceJamie Gennis return BAD_VALUE; 18796dcc978430f0daf6d73fee96a01779ed537a0ceJamie Gennis } 18896dcc978430f0daf6d73fee96a01779ed537a0ceJamie Gennis 189402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // here we're guaranteed that the client doesn't have dequeued buffers 190402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // and will release all of its buffer references. 191a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian freeAllBuffersLocked(); 19268e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis mBufferCount = bufferCount; 193402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian mClientBufferCount = bufferCount; 194d369dc42506ec003f1839bb9e27edada411324b5Jamie Gennis mCurrentTexture = INVALID_BUFFER_SLOT; 1955bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mQueue.clear(); 1965bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mDequeueCondition.signal(); 19768e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis return OK; 19868e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis} 19968e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 200e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopianstatus_t SurfaceTexture::setDefaultBufferSize(uint32_t w, uint32_t h) 201e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian{ 202f3503c2c30dc0b7eb7603998469f437136497c5cMathias Agopian if (!w || !h) { 203f3503c2c30dc0b7eb7603998469f437136497c5cMathias Agopian LOGE("setDefaultBufferSize: dimensions cannot be 0 (w=%d, h=%d)", w, h); 204f3503c2c30dc0b7eb7603998469f437136497c5cMathias Agopian return BAD_VALUE; 205e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian } 206f3503c2c30dc0b7eb7603998469f437136497c5cMathias Agopian 207f3503c2c30dc0b7eb7603998469f437136497c5cMathias Agopian Mutex::Autolock lock(mMutex); 208f3503c2c30dc0b7eb7603998469f437136497c5cMathias Agopian mDefaultWidth = w; 209f3503c2c30dc0b7eb7603998469f437136497c5cMathias Agopian mDefaultHeight = h; 210e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian return OK; 211e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian} 212e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian 2135ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennisstatus_t SurfaceTexture::requestBuffer(int slot, sp<GraphicBuffer>* buf) { 2147dc00d5eb27de41f93a7e232b3cd374c84eb77d1Jamie Gennis LOGV("SurfaceTexture::requestBuffer"); 21568e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis Mutex::Autolock lock(mMutex); 2165ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis if (mAbandoned) { 2175ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis LOGE("requestBuffer: SurfaceTexture has been abandoned!"); 2185ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return NO_INIT; 2195ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis } 220a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian if (mConnectedApi == NO_CONNECTED_API) { 221a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian LOGE("requestBuffer: SurfaceTexture is not connected!"); 222a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian return NO_INIT; 223a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian } 2245ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis if (slot < 0 || mBufferCount <= slot) { 22568e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis LOGE("requestBuffer: slot index out of range [0, %d]: %d", 2265ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis mBufferCount, slot); 2275ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return BAD_VALUE; 22868e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis } 2295ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis mSlots[slot].mRequestBufferCalled = true; 2305ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis *buf = mSlots[slot].mGraphicBuffer; 2315ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return NO_ERROR; 2320297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian} 2330297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian 2340297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopianstatus_t SurfaceTexture::dequeueBuffer(int *outBuf, uint32_t w, uint32_t h, 2350297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian uint32_t format, uint32_t usage) { 2360297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian LOGV("SurfaceTexture::dequeueBuffer"); 2370297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian 238c9ec69eb6f07881e1d0582156e5697eff69f5546Pannag Sanketi if ((w && !h) || (!w && h)) { 2390297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian LOGE("dequeueBuffer: invalid size: w=%u, h=%u", w, h); 2400297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian return BAD_VALUE; 2410297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian } 2420297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian 2430297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian Mutex::Autolock lock(mMutex); 244402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 245402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian status_t returnFlags(OK); 246402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 2475bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian int found, foundSync; 2485bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian int dequeuedCount = 0; 2495bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian bool tryAgain = true; 2505bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian while (tryAgain) { 25171fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian if (mAbandoned) { 25271fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian LOGE("dequeueBuffer: SurfaceTexture has been abandoned!"); 25371fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian return NO_INIT; 25471fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian } 25571fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian if (mConnectedApi == NO_CONNECTED_API) { 25671fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian LOGE("dequeueBuffer: SurfaceTexture is not connected!"); 25771fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian return NO_INIT; 25871fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian } 25971fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian 260402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // We need to wait for the FIFO to drain if the number of buffer 261402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // needs to change. 262402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // 26371fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian // The condition "number of buffers needs to change" is true if 264402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // - the client doesn't care about how many buffers there are 265402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // - AND the actual number of buffer is different from what was 266402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // set in the last setBufferCountServer() 267402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // - OR - 268402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // setBufferCountServer() was set to a value incompatible with 269402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // the synchronization mode (for instance because the sync mode 270402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // changed since) 271402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // 272402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // As long as this condition is true AND the FIFO is not empty, we 273402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // wait on mDequeueCondition. 274402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 27571fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian const int minBufferCountNeeded = mSynchronousMode ? 276402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian MIN_SYNC_BUFFER_SLOTS : MIN_ASYNC_BUFFER_SLOTS; 277402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 27871fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian const bool numberOfBuffersNeedsToChange = !mClientBufferCount && 279402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian ((mServerBufferCount != mBufferCount) || 28071fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian (mServerBufferCount < minBufferCountNeeded)); 28171fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian 28271fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian if (!mQueue.isEmpty() && numberOfBuffersNeedsToChange) { 283402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // wait for the FIFO to drain 28471fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian mDequeueCondition.wait(mMutex); 28571fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian // NOTE: we continue here because we need to reevaluate our 28671fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian // whole state (eg: we could be abandoned or disconnected) 28771fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian continue; 288402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian } 289402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 29071fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian if (numberOfBuffersNeedsToChange) { 291402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // here we're guaranteed that mQueue is empty 292a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian freeAllBuffersLocked(); 293402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian mBufferCount = mServerBufferCount; 294402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian if (mBufferCount < minBufferCountNeeded) 295402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian mBufferCount = minBufferCountNeeded; 296402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian mCurrentTexture = INVALID_BUFFER_SLOT; 297402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian returnFlags |= ISurfaceTexture::RELEASE_ALL_BUFFERS; 298402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian } 299402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 300402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // look for a free buffer to give to the client 3015bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian found = INVALID_BUFFER_SLOT; 3025bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian foundSync = INVALID_BUFFER_SLOT; 3035bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian dequeuedCount = 0; 3045bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian for (int i = 0; i < mBufferCount; i++) { 3055bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian const int state = mSlots[i].mBufferState; 3065bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian if (state == BufferSlot::DEQUEUED) { 3075bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian dequeuedCount++; 3085bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian } 3099b8e1962d65589073b004889195245e757fb0e12Mathias Agopian if (state == BufferSlot::FREE /*|| i == mCurrentTexture*/) { 3105bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian foundSync = i; 3115bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian if (i != mCurrentTexture) { 3125bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian found = i; 3135bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian break; 3145bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian } 3155bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian } 3165bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian } 317402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 318402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // clients are not allowed to dequeue more than one buffer 319402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // if they didn't set a buffer count. 320402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian if (!mClientBufferCount && dequeuedCount) { 321402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian return -EINVAL; 322402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian } 323402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 32444e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis // See whether a buffer has been queued since the last setBufferCount so 32544e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis // we know whether to perform the MIN_UNDEQUEUED_BUFFERS check below. 32644e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis bool bufferHasBeenQueued = mCurrentTexture != INVALID_BUFFER_SLOT; 32744e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis if (bufferHasBeenQueued) { 32844e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis // make sure the client is not trying to dequeue more buffers 32944e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis // than allowed. 33044e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis const int avail = mBufferCount - (dequeuedCount+1); 33144e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis if (avail < (MIN_UNDEQUEUED_BUFFERS-int(mSynchronousMode))) { 33244e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis LOGE("dequeueBuffer: MIN_UNDEQUEUED_BUFFERS=%d exceeded (dequeued=%d)", 33344e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis MIN_UNDEQUEUED_BUFFERS-int(mSynchronousMode), 33444e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis dequeuedCount); 33544e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis return -EBUSY; 33644e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis } 337402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian } 338402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 3395bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian // we're in synchronous mode and didn't find a buffer, we need to wait 340402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // for for some buffers to be consumed 3415bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian tryAgain = mSynchronousMode && (foundSync == INVALID_BUFFER_SLOT); 3425bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian if (tryAgain) { 3435bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mDequeueCondition.wait(mMutex); 3440297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian } 345e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian } 3465bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian 347402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian if (mSynchronousMode && found == INVALID_BUFFER_SLOT) { 348402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // foundSync guaranteed to be != INVALID_BUFFER_SLOT 349402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian found = foundSync; 3505bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian } 3515bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian 3520297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian if (found == INVALID_BUFFER_SLOT) { 3530297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian return -EBUSY; 3540297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian } 3550297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian 3560297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian const int buf = found; 3570297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian *outBuf = found; 358e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian 359e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian const bool useDefaultSize = !w && !h; 360e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian if (useDefaultSize) { 361e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian // use the default size 362e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian w = mDefaultWidth; 363e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian h = mDefaultHeight; 364e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian } 365e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian 366e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian const bool updateFormat = (format != 0); 367e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian if (!updateFormat) { 368e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian // keep the current (or default) format 369e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian format = mPixelFormat; 370e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian } 371e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian 3725bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian // buffer is now in DEQUEUED (but can also be current at the same time, 3735bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian // if we're in synchronous mode) 3745bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mSlots[buf].mBufferState = BufferSlot::DEQUEUED; 3755bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian 3765bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian const sp<GraphicBuffer>& buffer(mSlots[buf].mGraphicBuffer); 3770297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian if ((buffer == NULL) || 3780297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian (uint32_t(buffer->width) != w) || 3790297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian (uint32_t(buffer->height) != h) || 3800297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian (uint32_t(buffer->format) != format) || 3810297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian ((uint32_t(buffer->usage) & usage) != usage)) 3820297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian { 3830297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian usage |= GraphicBuffer::USAGE_HW_TEXTURE; 384eec0f7ebac85d3d1b1151e62b2ed0f25c138d447Mathias Agopian status_t error; 3850297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian sp<GraphicBuffer> graphicBuffer( 386eec0f7ebac85d3d1b1151e62b2ed0f25c138d447Mathias Agopian mGraphicBufferAlloc->createGraphicBuffer( 387eec0f7ebac85d3d1b1151e62b2ed0f25c138d447Mathias Agopian w, h, format, usage, &error)); 3880297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian if (graphicBuffer == 0) { 3890297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian LOGE("dequeueBuffer: SurfaceComposer::createGraphicBuffer failed"); 390eec0f7ebac85d3d1b1151e62b2ed0f25c138d447Mathias Agopian return error; 3910297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian } 392e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian if (updateFormat) { 393e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian mPixelFormat = format; 394e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian } 39568e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis mSlots[buf].mGraphicBuffer = graphicBuffer; 3965bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mSlots[buf].mRequestBufferCalled = false; 39768e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis if (mSlots[buf].mEglImage != EGL_NO_IMAGE_KHR) { 39868e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis eglDestroyImageKHR(mSlots[buf].mEglDisplay, mSlots[buf].mEglImage); 39968e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis mSlots[buf].mEglImage = EGL_NO_IMAGE_KHR; 40068e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis mSlots[buf].mEglDisplay = EGL_NO_DISPLAY; 40168e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis } 402402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian returnFlags |= ISurfaceTexture::BUFFER_NEEDS_REALLOCATION; 403e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian } 404402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian return returnFlags; 40568e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis} 40668e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 4075bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopianstatus_t SurfaceTexture::setSynchronousMode(bool enabled) { 4085bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian Mutex::Autolock lock(mMutex); 409402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 4105ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis if (mAbandoned) { 4115ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis LOGE("setSynchronousMode: SurfaceTexture has been abandoned!"); 4125ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return NO_INIT; 4135ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis } 4145ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis 415402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian status_t err = OK; 4160904d0af81e8a0a5404d6c03f4dcea02bea8170dGrace Kloba if (!mAllowSynchronousMode && enabled) 4170904d0af81e8a0a5404d6c03f4dcea02bea8170dGrace Kloba return err; 4180904d0af81e8a0a5404d6c03f4dcea02bea8170dGrace Kloba 419402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian if (!enabled) { 420402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // going to asynchronous mode, drain the queue 42171fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian drainQueueLocked(); 422402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian } 423402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 4245bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian if (mSynchronousMode != enabled) { 425402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // - if we're going to asynchronous mode, the queue is guaranteed to be 426402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // empty here 427402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // - if the client set the number of buffers, we're guaranteed that 428402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // we have at least 3 (because we don't allow less) 4295bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mSynchronousMode = enabled; 4305bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mDequeueCondition.signal(); 4315bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian } 432402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian return err; 4335bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian} 4345bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian 435f07b8a3f691be39083fb5163f9456bcfa566f93fMathias Agopianstatus_t SurfaceTexture::queueBuffer(int buf, int64_t timestamp, 436f07b8a3f691be39083fb5163f9456bcfa566f93fMathias Agopian uint32_t* outWidth, uint32_t* outHeight, uint32_t* outTransform) { 4377dc00d5eb27de41f93a7e232b3cd374c84eb77d1Jamie Gennis LOGV("SurfaceTexture::queueBuffer"); 438e845c352c8eb93412fa7caedb5435d3597c795d0Mathias Agopian 439e845c352c8eb93412fa7caedb5435d3597c795d0Mathias Agopian sp<FrameAvailableListener> listener; 440e845c352c8eb93412fa7caedb5435d3597c795d0Mathias Agopian 441e845c352c8eb93412fa7caedb5435d3597c795d0Mathias Agopian { // scope for the lock 442a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis Mutex::Autolock lock(mMutex); 4435ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis if (mAbandoned) { 4445ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis LOGE("queueBuffer: SurfaceTexture has been abandoned!"); 4455ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return NO_INIT; 4465ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis } 447a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian if (mConnectedApi == NO_CONNECTED_API) { 448a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian LOGE("queueBuffer: SurfaceTexture is not connected!"); 449a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian return NO_INIT; 450a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian } 451a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis if (buf < 0 || buf >= mBufferCount) { 452a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis LOGE("queueBuffer: slot index out of range [0, %d]: %d", 453a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis mBufferCount, buf); 454a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis return -EINVAL; 455a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis } else if (mSlots[buf].mBufferState != BufferSlot::DEQUEUED) { 456a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis LOGE("queueBuffer: slot %d is not owned by the client (state=%d)", 457a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis buf, mSlots[buf].mBufferState); 458a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis return -EINVAL; 459a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis } else if (buf == mCurrentTexture) { 460a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis LOGE("queueBuffer: slot %d is current!", buf); 461a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis return -EINVAL; 462a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis } else if (!mSlots[buf].mRequestBufferCalled) { 463a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis LOGE("queueBuffer: slot %d was enqueued without requesting a " 464a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis "buffer", buf); 465a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis return -EINVAL; 466a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis } 467e845c352c8eb93412fa7caedb5435d3597c795d0Mathias Agopian 468a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis if (mSynchronousMode) { 469bd5404d0312752e7c8946e8540129f0d2d97bcd7Jamie Gennis // In synchronous mode we queue all buffers in a FIFO. 4705bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mQueue.push_back(buf); 471bd5404d0312752e7c8946e8540129f0d2d97bcd7Jamie Gennis 472bd5404d0312752e7c8946e8540129f0d2d97bcd7Jamie Gennis // Synchronous mode always signals that an additional frame should 473bd5404d0312752e7c8946e8540129f0d2d97bcd7Jamie Gennis // be consumed. 474bd5404d0312752e7c8946e8540129f0d2d97bcd7Jamie Gennis listener = mFrameAvailableListener; 4755bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian } else { 476bd5404d0312752e7c8946e8540129f0d2d97bcd7Jamie Gennis // In asynchronous mode we only keep the most recent buffer. 477a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis if (mQueue.empty()) { 478a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis mQueue.push_back(buf); 479bd5404d0312752e7c8946e8540129f0d2d97bcd7Jamie Gennis 480bd5404d0312752e7c8946e8540129f0d2d97bcd7Jamie Gennis // Asynchronous mode only signals that a frame should be 481bd5404d0312752e7c8946e8540129f0d2d97bcd7Jamie Gennis // consumed if no previous frame was pending. If a frame were 482bd5404d0312752e7c8946e8540129f0d2d97bcd7Jamie Gennis // pending then the consumer would have already been notified. 483bd5404d0312752e7c8946e8540129f0d2d97bcd7Jamie Gennis listener = mFrameAvailableListener; 484a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis } else { 485a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis Fifo::iterator front(mQueue.begin()); 486a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis // buffer currently queued is freed 487a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis mSlots[*front].mBufferState = BufferSlot::FREE; 488a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis // and we record the new buffer index in the queued list 489a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis *front = buf; 490a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis } 4915bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian } 4925bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian 493a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis mSlots[buf].mBufferState = BufferSlot::QUEUED; 494a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis mSlots[buf].mCrop = mNextCrop; 495a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis mSlots[buf].mTransform = mNextTransform; 49609d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian mSlots[buf].mScalingMode = mNextScalingMode; 497a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis mSlots[buf].mTimestamp = timestamp; 498a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis mDequeueCondition.signal(); 499e845c352c8eb93412fa7caedb5435d3597c795d0Mathias Agopian } // scope for the lock 5005bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian 501e845c352c8eb93412fa7caedb5435d3597c795d0Mathias Agopian // call back without lock held 502e845c352c8eb93412fa7caedb5435d3597c795d0Mathias Agopian if (listener != 0) { 503e845c352c8eb93412fa7caedb5435d3597c795d0Mathias Agopian listener->onFrameAvailable(); 504376590d668e22a918439877b55faf075427b13f3Jamie Gennis } 505f07b8a3f691be39083fb5163f9456bcfa566f93fMathias Agopian 506f07b8a3f691be39083fb5163f9456bcfa566f93fMathias Agopian *outWidth = mDefaultWidth; 507f07b8a3f691be39083fb5163f9456bcfa566f93fMathias Agopian *outHeight = mDefaultHeight; 508f07b8a3f691be39083fb5163f9456bcfa566f93fMathias Agopian *outTransform = 0; 509f07b8a3f691be39083fb5163f9456bcfa566f93fMathias Agopian 51068e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis return OK; 51168e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis} 51268e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 51368e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennisvoid SurfaceTexture::cancelBuffer(int buf) { 5147dc00d5eb27de41f93a7e232b3cd374c84eb77d1Jamie Gennis LOGV("SurfaceTexture::cancelBuffer"); 51568e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis Mutex::Autolock lock(mMutex); 5165ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis 5175ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis if (mAbandoned) { 5185ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis LOGW("cancelBuffer: SurfaceTexture has been abandoned!"); 5195ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return; 5205ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis } 521a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian if (mConnectedApi == NO_CONNECTED_API) { 522a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian LOGE("cancelBuffer: SurfaceTexture is not connected!"); 523a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian return; 524a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian } 5255ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis 5265bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian if (buf < 0 || buf >= mBufferCount) { 5275bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian LOGE("cancelBuffer: slot index out of range [0, %d]: %d", 5285bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mBufferCount, buf); 52968e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis return; 5305bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian } else if (mSlots[buf].mBufferState != BufferSlot::DEQUEUED) { 5315bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian LOGE("cancelBuffer: slot %d is not owned by the client (state=%d)", 5325bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian buf, mSlots[buf].mBufferState); 53368e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis return; 53468e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis } 5355bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mSlots[buf].mBufferState = BufferSlot::FREE; 5365bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mDequeueCondition.signal(); 53768e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis} 53868e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 539b598fb90727be45e926a11abefc319819a733540Jamie Gennisstatus_t SurfaceTexture::setCrop(const Rect& crop) { 5407dc00d5eb27de41f93a7e232b3cd374c84eb77d1Jamie Gennis LOGV("SurfaceTexture::setCrop"); 54168e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis Mutex::Autolock lock(mMutex); 5425ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis if (mAbandoned) { 5435ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis LOGE("setCrop: SurfaceTexture has been abandoned!"); 5445ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return NO_INIT; 5455ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis } 546a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian if (mConnectedApi == NO_CONNECTED_API) { 547a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian LOGE("setCrop: SurfaceTexture is not connected!"); 548a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian return NO_INIT; 549a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian } 550b598fb90727be45e926a11abefc319819a733540Jamie Gennis mNextCrop = crop; 55168e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis return OK; 55268e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis} 55368e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 55468e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennisstatus_t SurfaceTexture::setTransform(uint32_t transform) { 5557dc00d5eb27de41f93a7e232b3cd374c84eb77d1Jamie Gennis LOGV("SurfaceTexture::setTransform"); 55668e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis Mutex::Autolock lock(mMutex); 5575ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis if (mAbandoned) { 5585ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis LOGE("setTransform: SurfaceTexture has been abandoned!"); 5595ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return NO_INIT; 5605ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis } 561a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian if (mConnectedApi == NO_CONNECTED_API) { 562a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian LOGE("setTransform: SurfaceTexture is not connected!"); 563a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian return NO_INIT; 564a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian } 565b598fb90727be45e926a11abefc319819a733540Jamie Gennis mNextTransform = transform; 56668e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis return OK; 56768e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis} 56868e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 569053b02df2d350466a2226a90709e50fedef54747Mathias Agopianstatus_t SurfaceTexture::connect(int api, 570053b02df2d350466a2226a90709e50fedef54747Mathias Agopian uint32_t* outWidth, uint32_t* outHeight, uint32_t* outTransform) { 571949be32b671304d5281ac0abbf30dcf4ebaa9eafMathias Agopian LOGV("SurfaceTexture::connect(this=%p, %d)", this, api); 5729709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis Mutex::Autolock lock(mMutex); 5735ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis 5745ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis if (mAbandoned) { 5755ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis LOGE("connect: SurfaceTexture has been abandoned!"); 5765ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return NO_INIT; 5775ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis } 5785ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis 5799709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis int err = NO_ERROR; 5809709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis switch (api) { 5819709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis case NATIVE_WINDOW_API_EGL: 5829709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis case NATIVE_WINDOW_API_CPU: 5839709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis case NATIVE_WINDOW_API_MEDIA: 5849709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis case NATIVE_WINDOW_API_CAMERA: 5859709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis if (mConnectedApi != NO_CONNECTED_API) { 586949be32b671304d5281ac0abbf30dcf4ebaa9eafMathias Agopian LOGE("connect: already connected (cur=%d, req=%d)", 587949be32b671304d5281ac0abbf30dcf4ebaa9eafMathias Agopian mConnectedApi, api); 5889709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis err = -EINVAL; 5899709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis } else { 5909709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis mConnectedApi = api; 591053b02df2d350466a2226a90709e50fedef54747Mathias Agopian *outWidth = mDefaultWidth; 592053b02df2d350466a2226a90709e50fedef54747Mathias Agopian *outHeight = mDefaultHeight; 593053b02df2d350466a2226a90709e50fedef54747Mathias Agopian *outTransform = 0; 5949709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis } 5959709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis break; 5969709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis default: 5979709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis err = -EINVAL; 5989709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis break; 5999709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis } 6009709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis return err; 6019709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis} 6029709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis 6039709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennisstatus_t SurfaceTexture::disconnect(int api) { 604949be32b671304d5281ac0abbf30dcf4ebaa9eafMathias Agopian LOGV("SurfaceTexture::disconnect(this=%p, %d)", this, api); 6059709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis Mutex::Autolock lock(mMutex); 6065ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis 6075ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis if (mAbandoned) { 6085ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis LOGE("connect: SurfaceTexture has been abandoned!"); 6095ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return NO_INIT; 6105ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis } 6115ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis 6129709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis int err = NO_ERROR; 6139709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis switch (api) { 6149709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis case NATIVE_WINDOW_API_EGL: 6159709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis case NATIVE_WINDOW_API_CPU: 6169709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis case NATIVE_WINDOW_API_MEDIA: 6179709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis case NATIVE_WINDOW_API_CAMERA: 6189709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis if (mConnectedApi == api) { 6199709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis mConnectedApi = NO_CONNECTED_API; 62071fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian if (mQueue.isEmpty()) { 62171fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian // if the queue is not empty, we need to wait for it 62271fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian // to drain before we can free all buffers. This is 62371fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian // done in updateTexImage(). 62471fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian freeAllBuffersLocked(); 62571fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian } 6269709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis } else { 627949be32b671304d5281ac0abbf30dcf4ebaa9eafMathias Agopian LOGE("disconnect: connected to another api (cur=%d, req=%d)", 628949be32b671304d5281ac0abbf30dcf4ebaa9eafMathias Agopian mConnectedApi, api); 6299709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis err = -EINVAL; 6309709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis } 6319709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis break; 6329709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis default: 6339709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis err = -EINVAL; 6349709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis break; 6359709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis } 6369709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis return err; 6379709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis} 6389709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis 63909d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopianstatus_t SurfaceTexture::setScalingMode(int mode) { 640ff86f37b95327538b97b6b8ef5d3c6ed0cd7f902Mathias Agopian LOGV("SurfaceTexture::setScalingMode(%d)", mode); 64109d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian 64209d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian switch (mode) { 64309d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian case NATIVE_WINDOW_SCALING_MODE_FREEZE: 64409d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian case NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW: 64509d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian break; 64609d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian default: 64709d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian return BAD_VALUE; 64809d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian } 64909d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian 65009d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian Mutex::Autolock lock(mMutex); 65109d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian mNextScalingMode = mode; 65209d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian return OK; 65309d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian} 65409d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian 65568e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennisstatus_t SurfaceTexture::updateTexImage() { 6567dc00d5eb27de41f93a7e232b3cd374c84eb77d1Jamie Gennis LOGV("SurfaceTexture::updateTexImage"); 65768e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis Mutex::Autolock lock(mMutex); 65868e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 65995dfd05c2c13735e5dbc1ae9e06fdba1053ffd8eMathias Agopian if (mAbandoned) { 66095dfd05c2c13735e5dbc1ae9e06fdba1053ffd8eMathias Agopian LOGE("calling updateTexImage() on an abandoned SurfaceTexture"); 66195dfd05c2c13735e5dbc1ae9e06fdba1053ffd8eMathias Agopian //return NO_INIT; 66295dfd05c2c13735e5dbc1ae9e06fdba1053ffd8eMathias Agopian } 66395dfd05c2c13735e5dbc1ae9e06fdba1053ffd8eMathias Agopian 6649fb5976367911d0ab42d296238f0f06d517e867dJamie Gennis // In asynchronous mode the list is guaranteed to be one buffer 6659fb5976367911d0ab42d296238f0f06d517e867dJamie Gennis // deep, while in synchronous mode we use the oldest buffer. 6665bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian if (!mQueue.empty()) { 6675bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian Fifo::iterator front(mQueue.begin()); 6689fb5976367911d0ab42d296238f0f06d517e867dJamie Gennis int buf = *front; 6695bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian 67095dfd05c2c13735e5dbc1ae9e06fdba1053ffd8eMathias Agopian if (uint32_t(buf) >= NUM_BUFFER_SLOTS) { 67195dfd05c2c13735e5dbc1ae9e06fdba1053ffd8eMathias Agopian LOGE("buffer index out of range (index=%d)", buf); 67295dfd05c2c13735e5dbc1ae9e06fdba1053ffd8eMathias Agopian //return BAD_VALUE; 67395dfd05c2c13735e5dbc1ae9e06fdba1053ffd8eMathias Agopian } 67495dfd05c2c13735e5dbc1ae9e06fdba1053ffd8eMathias Agopian 675b598fb90727be45e926a11abefc319819a733540Jamie Gennis // Update the GL texture object. 6765bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian EGLImageKHR image = mSlots[buf].mEglImage; 67768e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis if (image == EGL_NO_IMAGE_KHR) { 67868e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis EGLDisplay dpy = eglGetCurrentDisplay(); 67995dfd05c2c13735e5dbc1ae9e06fdba1053ffd8eMathias Agopian 68095dfd05c2c13735e5dbc1ae9e06fdba1053ffd8eMathias Agopian if (mSlots[buf].mGraphicBuffer == 0) { 68195dfd05c2c13735e5dbc1ae9e06fdba1053ffd8eMathias Agopian LOGE("buffer at slot %d is null", buf); 68295dfd05c2c13735e5dbc1ae9e06fdba1053ffd8eMathias Agopian //return BAD_VALUE; 68395dfd05c2c13735e5dbc1ae9e06fdba1053ffd8eMathias Agopian } 68495dfd05c2c13735e5dbc1ae9e06fdba1053ffd8eMathias Agopian 6855bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian image = createImage(dpy, mSlots[buf].mGraphicBuffer); 6865bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mSlots[buf].mEglImage = image; 6875bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mSlots[buf].mEglDisplay = dpy; 6886fad64c747040e6abcc6a57b99e5ba9293ee4d99Mathias Agopian if (image == EGL_NO_IMAGE_KHR) { 6896fad64c747040e6abcc6a57b99e5ba9293ee4d99Mathias Agopian // NOTE: if dpy was invalid, createImage() is guaranteed to 6906fad64c747040e6abcc6a57b99e5ba9293ee4d99Mathias Agopian // fail. so we'd end up here. 6916fad64c747040e6abcc6a57b99e5ba9293ee4d99Mathias Agopian return -EINVAL; 6926fad64c747040e6abcc6a57b99e5ba9293ee4d99Mathias Agopian } 69368e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis } 69479d01fe8232c67a18aeb8784c2b8783358ec4e44Jamie Gennis 69579d01fe8232c67a18aeb8784c2b8783358ec4e44Jamie Gennis GLint error; 69679d01fe8232c67a18aeb8784c2b8783358ec4e44Jamie Gennis while ((error = glGetError()) != GL_NO_ERROR) { 697e845c352c8eb93412fa7caedb5435d3597c795d0Mathias Agopian LOGW("updateTexImage: clearing GL error: %#04x", error); 69879d01fe8232c67a18aeb8784c2b8783358ec4e44Jamie Gennis } 69927cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian 700ecfa1d3a7941a4f1a9c381c9c7419ecd0bd86967Jamie Gennis glBindTexture(GL_TEXTURE_EXTERNAL_OES, mTexName); 701ecfa1d3a7941a4f1a9c381c9c7419ecd0bd86967Jamie Gennis glEGLImageTargetTexture2DOES(GL_TEXTURE_EXTERNAL_OES, (GLeglImageOES)image); 70227cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian 70379d01fe8232c67a18aeb8784c2b8783358ec4e44Jamie Gennis bool failed = false; 70479d01fe8232c67a18aeb8784c2b8783358ec4e44Jamie Gennis while ((error = glGetError()) != GL_NO_ERROR) { 70568e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis LOGE("error binding external texture image %p (slot %d): %#04x", 7065bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian image, buf, error); 70779d01fe8232c67a18aeb8784c2b8783358ec4e44Jamie Gennis failed = true; 70879d01fe8232c67a18aeb8784c2b8783358ec4e44Jamie Gennis } 70979d01fe8232c67a18aeb8784c2b8783358ec4e44Jamie Gennis if (failed) { 71068e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis return -EINVAL; 71168e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis } 712f7acf162f8d682c6ebc9af41ca76795b79509193Jamie Gennis 7135bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian if (mCurrentTexture != INVALID_BUFFER_SLOT) { 7149fb5976367911d0ab42d296238f0f06d517e867dJamie Gennis // The current buffer becomes FREE if it was still in the queued 7155bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian // state. If it has already been given to the client 7165bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian // (synchronous mode), then it stays in DEQUEUED state. 7175bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian if (mSlots[mCurrentTexture].mBufferState == BufferSlot::QUEUED) 7185bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mSlots[mCurrentTexture].mBufferState = BufferSlot::FREE; 7195bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian } 7205bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian 721f7acf162f8d682c6ebc9af41ca76795b79509193Jamie Gennis // Update the SurfaceTexture state. 7225bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mCurrentTexture = buf; 7235bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mCurrentTextureBuf = mSlots[buf].mGraphicBuffer; 724a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis mCurrentCrop = mSlots[buf].mCrop; 725a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis mCurrentTransform = mSlots[buf].mTransform; 72609d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian mCurrentScalingMode = mSlots[buf].mScalingMode; 727a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis mCurrentTimestamp = mSlots[buf].mTimestamp; 728eadfb673e7b346af02a925ad04494100db1ebbf7Jamie Gennis computeCurrentTransformMatrix(); 7299fb5976367911d0ab42d296238f0f06d517e867dJamie Gennis 7309fb5976367911d0ab42d296238f0f06d517e867dJamie Gennis // Now that we've passed the point at which failures can happen, 7319fb5976367911d0ab42d296238f0f06d517e867dJamie Gennis // it's safe to remove the buffer from the front of the queue. 7329fb5976367911d0ab42d296238f0f06d517e867dJamie Gennis mQueue.erase(front); 7335bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mDequeueCondition.signal(); 73427cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian } else { 73527cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian // We always bind the texture even if we don't update its contents. 736ecfa1d3a7941a4f1a9c381c9c7419ecd0bd86967Jamie Gennis glBindTexture(GL_TEXTURE_EXTERNAL_OES, mTexName); 73768e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis } 7389fb5976367911d0ab42d296238f0f06d517e867dJamie Gennis 73968e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis return OK; 74068e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis} 74168e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 74227cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopianbool SurfaceTexture::isExternalFormat(uint32_t format) 74327cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian{ 74427cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian switch (format) { 74527cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian // supported YUV formats 74627cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian case HAL_PIXEL_FORMAT_YV12: 74727cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian // Legacy/deprecated YUV formats 74827cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian case HAL_PIXEL_FORMAT_YCbCr_422_SP: 74927cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian case HAL_PIXEL_FORMAT_YCrCb_420_SP: 75027cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian case HAL_PIXEL_FORMAT_YCbCr_422_I: 75127cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian return true; 75227cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian } 75327cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian 75427cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian // Any OEM format needs to be considered 75527cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian if (format>=0x100 && format<=0x1FF) 75627cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian return true; 75727cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian 75827cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian return false; 75927cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian} 76027cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian 76127cd07ca8006fd80d85379ada416874bfa78aa88Mathias AgopianGLenum SurfaceTexture::getCurrentTextureTarget() const { 762ecfa1d3a7941a4f1a9c381c9c7419ecd0bd86967Jamie Gennis return GL_TEXTURE_EXTERNAL_OES; 76327cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian} 76427cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian 765b598fb90727be45e926a11abefc319819a733540Jamie Gennisvoid SurfaceTexture::getTransformMatrix(float mtx[16]) { 766b598fb90727be45e926a11abefc319819a733540Jamie Gennis Mutex::Autolock lock(mMutex); 767eadfb673e7b346af02a925ad04494100db1ebbf7Jamie Gennis memcpy(mtx, mCurrentTransformMatrix, sizeof(mCurrentTransformMatrix)); 768eadfb673e7b346af02a925ad04494100db1ebbf7Jamie Gennis} 769eadfb673e7b346af02a925ad04494100db1ebbf7Jamie Gennis 770eadfb673e7b346af02a925ad04494100db1ebbf7Jamie Gennisvoid SurfaceTexture::computeCurrentTransformMatrix() { 771eadfb673e7b346af02a925ad04494100db1ebbf7Jamie Gennis LOGV("SurfaceTexture::computeCurrentTransformMatrix"); 772b598fb90727be45e926a11abefc319819a733540Jamie Gennis 7730fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis float xform[16]; 7740fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis for (int i = 0; i < 16; i++) { 7750fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis xform[i] = mtxIdentity[i]; 7760fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis } 7770fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis if (mCurrentTransform & NATIVE_WINDOW_TRANSFORM_FLIP_H) { 7780fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis float result[16]; 7790fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis mtxMul(result, xform, mtxFlipH); 7800fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis for (int i = 0; i < 16; i++) { 7810fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis xform[i] = result[i]; 7820fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis } 7830fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis } 7840fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis if (mCurrentTransform & NATIVE_WINDOW_TRANSFORM_FLIP_V) { 7850fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis float result[16]; 7860fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis mtxMul(result, xform, mtxFlipV); 7870fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis for (int i = 0; i < 16; i++) { 7880fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis xform[i] = result[i]; 7890fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis } 7900fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis } 7910fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis if (mCurrentTransform & NATIVE_WINDOW_TRANSFORM_ROT_90) { 7920fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis float result[16]; 7930fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis mtxMul(result, xform, mtxRot90); 7940fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis for (int i = 0; i < 16; i++) { 7950fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis xform[i] = result[i]; 7960fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis } 797b598fb90727be45e926a11abefc319819a733540Jamie Gennis } 798b598fb90727be45e926a11abefc319819a733540Jamie Gennis 799b598fb90727be45e926a11abefc319819a733540Jamie Gennis sp<GraphicBuffer>& buf(mSlots[mCurrentTexture].mGraphicBuffer); 8000fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis float tx, ty, sx, sy; 8010fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis if (!mCurrentCrop.isEmpty()) { 802f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // In order to prevent bilinear sampling at the of the crop rectangle we 803f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // may need to shrink it by 2 texels in each direction. Normally this 804f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // would just need to take 1/2 a texel off each end, but because the 805f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // chroma channels will likely be subsampled we need to chop off a whole 806f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // texel. This will cause artifacts if someone does nearest sampling 807f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // with 1:1 pixel:texel ratio, but it's impossible to simultaneously 808f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // accomodate the bilinear and nearest sampling uses. 809f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // 810f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // If nearest sampling turns out to be a desirable usage of these 811f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // textures then we could add the ability to switch a SurfaceTexture to 812f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // nearest-mode. Preferably, however, the image producers (video 813f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // decoder, camera, etc.) would simply not use a crop rectangle (or at 814f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // least not tell the framework about it) so that the GPU can do the 815f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // correct edge behavior. 816f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis int xshrink = 0, yshrink = 0; 817f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis if (mCurrentCrop.left > 0) { 818f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis tx = float(mCurrentCrop.left + 1) / float(buf->getWidth()); 819f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis xshrink++; 820f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis } else { 821f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis tx = 0.0f; 822f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis } 823e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian if (mCurrentCrop.right < int32_t(buf->getWidth())) { 824f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis xshrink++; 825f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis } 826e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian if (mCurrentCrop.bottom < int32_t(buf->getHeight())) { 827f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis ty = (float(buf->getHeight() - mCurrentCrop.bottom) + 1.0f) / 828f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis float(buf->getHeight()); 829f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis yshrink++; 830f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis } else { 831f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis ty = 0.0f; 832f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis } 833f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis if (mCurrentCrop.top > 0) { 834f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis yshrink++; 835f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis } 836f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis sx = float(mCurrentCrop.width() - xshrink) / float(buf->getWidth()); 837f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis sy = float(mCurrentCrop.height() - yshrink) / float(buf->getHeight()); 8380fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis } else { 8390fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis tx = 0.0f; 8400fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis ty = 0.0f; 8410fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis sx = 1.0f; 8420fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis sy = 1.0f; 8430fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis } 844b598fb90727be45e926a11abefc319819a733540Jamie Gennis float crop[16] = { 8450fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis sx, 0, 0, 0, 8460fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis 0, sy, 0, 0, 847b598fb90727be45e926a11abefc319819a733540Jamie Gennis 0, 0, 1, 0, 848f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis tx, ty, 0, 1, 849b598fb90727be45e926a11abefc319819a733540Jamie Gennis }; 850b598fb90727be45e926a11abefc319819a733540Jamie Gennis 8510fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis float mtxBeforeFlipV[16]; 8520fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis mtxMul(mtxBeforeFlipV, crop, xform); 8530fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis 8540fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis // SurfaceFlinger expects the top of its window textures to be at a Y 8550fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis // coordinate of 0, so SurfaceTexture must behave the same way. We don't 8560fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis // want to expose this to applications, however, so we must add an 8570fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis // additional vertical flip to the transform after all the other transforms. 858eadfb673e7b346af02a925ad04494100db1ebbf7Jamie Gennis mtxMul(mCurrentTransformMatrix, mtxFlipV, mtxBeforeFlipV); 859b598fb90727be45e926a11abefc319819a733540Jamie Gennis} 860b598fb90727be45e926a11abefc319819a733540Jamie Gennis 861c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvalansecs_t SurfaceTexture::getTimestamp() { 862c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala LOGV("SurfaceTexture::getTimestamp"); 863c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala Mutex::Autolock lock(mMutex); 864c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala return mCurrentTimestamp; 865c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala} 866c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala 867376590d668e22a918439877b55faf075427b13f3Jamie Gennisvoid SurfaceTexture::setFrameAvailableListener( 868c9ec69eb6f07881e1d0582156e5697eff69f5546Pannag Sanketi const sp<FrameAvailableListener>& listener) { 869376590d668e22a918439877b55faf075427b13f3Jamie Gennis LOGV("SurfaceTexture::setFrameAvailableListener"); 870376590d668e22a918439877b55faf075427b13f3Jamie Gennis Mutex::Autolock lock(mMutex); 871c9ec69eb6f07881e1d0582156e5697eff69f5546Pannag Sanketi mFrameAvailableListener = listener; 872376590d668e22a918439877b55faf075427b13f3Jamie Gennis} 873376590d668e22a918439877b55faf075427b13f3Jamie Gennis 874a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopianvoid SurfaceTexture::freeAllBuffersLocked() { 875a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian LOGW_IF(!mQueue.isEmpty(), 876a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian "freeAllBuffersLocked called but mQueue is not empty"); 87768e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis for (int i = 0; i < NUM_BUFFER_SLOTS; i++) { 87868e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis mSlots[i].mGraphicBuffer = 0; 8795bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mSlots[i].mBufferState = BufferSlot::FREE; 88068e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis if (mSlots[i].mEglImage != EGL_NO_IMAGE_KHR) { 88168e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis eglDestroyImageKHR(mSlots[i].mEglDisplay, mSlots[i].mEglImage); 88268e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis mSlots[i].mEglImage = EGL_NO_IMAGE_KHR; 88368e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis mSlots[i].mEglDisplay = EGL_NO_DISPLAY; 88468e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis } 88568e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis } 88668e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis} 88768e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 88871fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopianvoid SurfaceTexture::drainQueueLocked() { 88971fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian while (mSynchronousMode && !mQueue.isEmpty()) { 89071fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian mDequeueCondition.wait(mMutex); 89171fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian } 89271fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian} 89371fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian 89468e4a7ac849b681b1fb769857fc04f64262480c4Jamie GennisEGLImageKHR SurfaceTexture::createImage(EGLDisplay dpy, 89568e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis const sp<GraphicBuffer>& graphicBuffer) { 89668e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis EGLClientBuffer cbuf = (EGLClientBuffer)graphicBuffer->getNativeBuffer(); 89768e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis EGLint attrs[] = { 89868e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis EGL_IMAGE_PRESERVED_KHR, EGL_TRUE, 89968e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis EGL_NONE, 90068e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis }; 90168e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis EGLImageKHR image = eglCreateImageKHR(dpy, EGL_NO_CONTEXT, 90268e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis EGL_NATIVE_BUFFER_ANDROID, cbuf, attrs); 9036fad64c747040e6abcc6a57b99e5ba9293ee4d99Mathias Agopian if (image == EGL_NO_IMAGE_KHR) { 9046fad64c747040e6abcc6a57b99e5ba9293ee4d99Mathias Agopian EGLint error = eglGetError(); 90568e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis LOGE("error creating EGLImage: %#x", error); 90668e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis } 90768e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis return image; 90868e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis} 90968e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 91027cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopiansp<GraphicBuffer> SurfaceTexture::getCurrentBuffer() const { 91127cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian Mutex::Autolock lock(mMutex); 91227cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian return mCurrentTextureBuf; 91327cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian} 91427cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian 91527cd07ca8006fd80d85379ada416874bfa78aa88Mathias AgopianRect SurfaceTexture::getCurrentCrop() const { 91627cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian Mutex::Autolock lock(mMutex); 91727cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian return mCurrentCrop; 91827cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian} 91927cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian 92027cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopianuint32_t SurfaceTexture::getCurrentTransform() const { 92127cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian Mutex::Autolock lock(mMutex); 92227cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian return mCurrentTransform; 92327cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian} 92427cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian 92509d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopianuint32_t SurfaceTexture::getCurrentScalingMode() const { 92609d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian Mutex::Autolock lock(mMutex); 92709d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian return mCurrentScalingMode; 92809d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian} 92909d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian 930ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopianint SurfaceTexture::query(int what, int* outValue) 931ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian{ 932ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian Mutex::Autolock lock(mMutex); 9335ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis 9345ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis if (mAbandoned) { 9355ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis LOGE("query: SurfaceTexture has been abandoned!"); 9365ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return NO_INIT; 9375ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis } 9385ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis 939ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian int value; 940ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian switch (what) { 941ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian case NATIVE_WINDOW_WIDTH: 942ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian value = mDefaultWidth; 943ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian break; 944ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian case NATIVE_WINDOW_HEIGHT: 945ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian value = mDefaultHeight; 946ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian break; 947ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian case NATIVE_WINDOW_FORMAT: 948ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian value = mPixelFormat; 949ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian break; 950ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian case NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS: 951ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian value = mSynchronousMode ? 952ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian (MIN_UNDEQUEUED_BUFFERS-1) : MIN_UNDEQUEUED_BUFFERS; 953ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian break; 954ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian default: 955ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian return BAD_VALUE; 956ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian } 957ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian outValue[0] = value; 958ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian return NO_ERROR; 959ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian} 96027cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian 9615ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennisvoid SurfaceTexture::abandon() { 9625ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis Mutex::Autolock lock(mMutex); 96371fd1213b49e6a33bea42348876eb1db2ab3d362Mathias Agopian // clear the queue 964a04cda9986366ab480ad8008c4d923271b05d78eMathias Agopian freeAllBuffersLocked(); 9655ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis mAbandoned = true; 966ec46b4e1ca89d7c3a9ad70ded58da08b5e19f08fMathias Agopian mCurrentTextureBuf.clear(); 9675ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis mDequeueCondition.signal(); 9685ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis} 9695ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis 9707f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopianvoid SurfaceTexture::dump(String8& result) const 9717f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian{ 9727f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian char buffer[1024]; 9737f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian dump(result, "", buffer, 1024); 9747f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian} 9757f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian 9767f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopianvoid SurfaceTexture::dump(String8& result, const char* prefix, 9777f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian char* buffer, size_t SIZE) const 9787f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian{ 9797f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian Mutex::Autolock _l(mMutex); 9807f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian snprintf(buffer, SIZE, 9817f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian "%smBufferCount=%d, mSynchronousMode=%d, default-size=[%dx%d], " 9827f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian "mPixelFormat=%d, mTexName=%d\n", 9837f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian prefix, mBufferCount, mSynchronousMode, mDefaultWidth, mDefaultHeight, 9847f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian mPixelFormat, mTexName); 9857f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian result.append(buffer); 9867f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian 9877f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian String8 fifo; 9887f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian int fifoSize = 0; 9897f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian Fifo::const_iterator i(mQueue.begin()); 9907f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian while (i != mQueue.end()) { 9917f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian snprintf(buffer, SIZE, "%02d ", *i++); 9927f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian fifoSize++; 9937f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian fifo.append(buffer); 9947f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian } 9957f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian 9967f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian snprintf(buffer, SIZE, 997ecfa1d3a7941a4f1a9c381c9c7419ecd0bd86967Jamie Gennis "%scurrent: {crop=[%d,%d,%d,%d], transform=0x%02x, current=%d}\n" 9987f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian "%snext : {crop=[%d,%d,%d,%d], transform=0x%02x, FIFO(%d)={%s}}\n" 9997f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian , 10007f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian prefix, mCurrentCrop.left, 10017f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian mCurrentCrop.top, mCurrentCrop.right, mCurrentCrop.bottom, 1002ecfa1d3a7941a4f1a9c381c9c7419ecd0bd86967Jamie Gennis mCurrentTransform, mCurrentTexture, 10037f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian prefix, mNextCrop.left, mNextCrop.top, mNextCrop.right, mNextCrop.bottom, 10047f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian mCurrentTransform, fifoSize, fifo.string() 10057f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian ); 10067f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian result.append(buffer); 10077f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian 10087f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian struct { 10097f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian const char * operator()(int state) const { 10107f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian switch (state) { 10117f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian case BufferSlot::DEQUEUED: return "DEQUEUED"; 10127f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian case BufferSlot::QUEUED: return "QUEUED"; 10137f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian case BufferSlot::FREE: return "FREE"; 10147f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian default: return "Unknown"; 10157f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian } 10167f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian } 10177f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian } stateName; 10187f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian 10197f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian for (int i=0 ; i<mBufferCount ; i++) { 10207f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian const BufferSlot& slot(mSlots[i]); 10217f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian snprintf(buffer, SIZE, 10220c3367f1bba78250ab9d05e105411ee326f8aee9Mathias Agopian "%s%s[%02d] " 10230c3367f1bba78250ab9d05e105411ee326f8aee9Mathias Agopian "state=%-8s, crop=[%d,%d,%d,%d], " 10244954193651ed7d48e35cfb64b14bb3fb3ff7a8a1Mathias Agopian "transform=0x%02x, timestamp=%lld", 10250c3367f1bba78250ab9d05e105411ee326f8aee9Mathias Agopian prefix, (i==mCurrentTexture)?">":" ", i, 10260c3367f1bba78250ab9d05e105411ee326f8aee9Mathias Agopian stateName(slot.mBufferState), 1027a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis slot.mCrop.left, slot.mCrop.top, slot.mCrop.right, slot.mCrop.bottom, 1028a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis slot.mTransform, slot.mTimestamp 10297f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian ); 10307f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian result.append(buffer); 10314954193651ed7d48e35cfb64b14bb3fb3ff7a8a1Mathias Agopian 10324954193651ed7d48e35cfb64b14bb3fb3ff7a8a1Mathias Agopian const sp<GraphicBuffer>& buf(slot.mGraphicBuffer); 10334954193651ed7d48e35cfb64b14bb3fb3ff7a8a1Mathias Agopian if (buf != NULL) { 10344954193651ed7d48e35cfb64b14bb3fb3ff7a8a1Mathias Agopian snprintf(buffer, SIZE, 10354954193651ed7d48e35cfb64b14bb3fb3ff7a8a1Mathias Agopian ", %p [%4ux%4u:%4u,%3X]", 10364954193651ed7d48e35cfb64b14bb3fb3ff7a8a1Mathias Agopian buf->handle, buf->width, buf->height, buf->stride, buf->format); 10374954193651ed7d48e35cfb64b14bb3fb3ff7a8a1Mathias Agopian result.append(buffer); 10384954193651ed7d48e35cfb64b14bb3fb3ff7a8a1Mathias Agopian } 10394954193651ed7d48e35cfb64b14bb3fb3ff7a8a1Mathias Agopian result.append("\n"); 10407f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian } 10417f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian} 10427f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian 1043b598fb90727be45e926a11abefc319819a733540Jamie Gennisstatic void mtxMul(float out[16], const float a[16], const float b[16]) { 1044b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[0] = a[0]*b[0] + a[4]*b[1] + a[8]*b[2] + a[12]*b[3]; 1045b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[1] = a[1]*b[0] + a[5]*b[1] + a[9]*b[2] + a[13]*b[3]; 1046b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[2] = a[2]*b[0] + a[6]*b[1] + a[10]*b[2] + a[14]*b[3]; 1047b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[3] = a[3]*b[0] + a[7]*b[1] + a[11]*b[2] + a[15]*b[3]; 1048b598fb90727be45e926a11abefc319819a733540Jamie Gennis 1049b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[4] = a[0]*b[4] + a[4]*b[5] + a[8]*b[6] + a[12]*b[7]; 1050b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[5] = a[1]*b[4] + a[5]*b[5] + a[9]*b[6] + a[13]*b[7]; 1051b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[6] = a[2]*b[4] + a[6]*b[5] + a[10]*b[6] + a[14]*b[7]; 1052b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[7] = a[3]*b[4] + a[7]*b[5] + a[11]*b[6] + a[15]*b[7]; 1053b598fb90727be45e926a11abefc319819a733540Jamie Gennis 1054b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[8] = a[0]*b[8] + a[4]*b[9] + a[8]*b[10] + a[12]*b[11]; 1055b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[9] = a[1]*b[8] + a[5]*b[9] + a[9]*b[10] + a[13]*b[11]; 1056b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[10] = a[2]*b[8] + a[6]*b[9] + a[10]*b[10] + a[14]*b[11]; 1057b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[11] = a[3]*b[8] + a[7]*b[9] + a[11]*b[10] + a[15]*b[11]; 1058b598fb90727be45e926a11abefc319819a733540Jamie Gennis 1059b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[12] = a[0]*b[12] + a[4]*b[13] + a[8]*b[14] + a[12]*b[15]; 1060b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[13] = a[1]*b[12] + a[5]*b[13] + a[9]*b[14] + a[13]*b[15]; 1061b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[14] = a[2]*b[12] + a[6]*b[13] + a[10]*b[14] + a[14]*b[15]; 1062b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[15] = a[3]*b[12] + a[7]*b[13] + a[11]*b[14] + a[15]*b[15]; 1063b598fb90727be45e926a11abefc319819a733540Jamie Gennis} 1064b598fb90727be45e926a11abefc319819a733540Jamie Gennis 106568e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis}; // namespace android 1066