SurfaceTexture.cpp revision f3503c2c30dc0b7eb7603998469f437136497c5c
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), 8927cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian mCurrentTextureTarget(GL_TEXTURE_EXTERNAL_OES), 90c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala mCurrentTransform(0), 91c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala mCurrentTimestamp(0), 92c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala mNextTransform(0), 9309d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian mNextScalingMode(NATIVE_WINDOW_SCALING_MODE_FREEZE), 945bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mTexName(tex), 950904d0af81e8a0a5404d6c03f4dcea02bea8170dGrace Kloba mSynchronousMode(false), 969709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis mAllowSynchronousMode(allowSynchronousMode), 975ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis mConnectedApi(NO_CONNECTED_API), 985ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis mAbandoned(false) { 997dc00d5eb27de41f93a7e232b3cd374c84eb77d1Jamie Gennis LOGV("SurfaceTexture::SurfaceTexture"); 100f7acf162f8d682c6ebc9af41ca76795b79509193Jamie Gennis sp<ISurfaceComposer> composer(ComposerService::getComposerService()); 101f7acf162f8d682c6ebc9af41ca76795b79509193Jamie Gennis mGraphicBufferAlloc = composer->createGraphicBufferAlloc(); 102926340cf56c9a2d21008d050a4e0f1390cf648bfMathias Agopian mNextCrop.makeInvalid(); 103eadfb673e7b346af02a925ad04494100db1ebbf7Jamie Gennis memcpy(mCurrentTransformMatrix, mtxIdentity, sizeof(mCurrentTransformMatrix)); 10468e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis} 10568e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 10668e4a7ac849b681b1fb769857fc04f64262480c4Jamie GennisSurfaceTexture::~SurfaceTexture() { 1077dc00d5eb27de41f93a7e232b3cd374c84eb77d1Jamie Gennis LOGV("SurfaceTexture::~SurfaceTexture"); 10868e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis freeAllBuffers(); 10968e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis} 11068e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 111402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopianstatus_t SurfaceTexture::setBufferCountServerLocked(int bufferCount) { 112402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian if (bufferCount > NUM_BUFFER_SLOTS) 113402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian return BAD_VALUE; 114402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 115402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // special-case, nothing to do 116402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian if (bufferCount == mBufferCount) 117402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian return OK; 118402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 119402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian if (!mClientBufferCount && 120402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian bufferCount >= mBufferCount) { 121402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // easy, we just have more buffers 122402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian mBufferCount = bufferCount; 123402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian mServerBufferCount = bufferCount; 124402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian mDequeueCondition.signal(); 125402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian } else { 126402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // we're here because we're either 127402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // - reducing the number of available buffers 128402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // - or there is a client-buffer-count in effect 129402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 130402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // less than 2 buffers is never allowed 131402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian if (bufferCount < 2) 132402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian return BAD_VALUE; 133402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 134402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // when there is non client-buffer-count in effect, the client is not 135402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // allowed to dequeue more than one buffer at a time, 136402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // so the next time they dequeue a buffer, we know that they don't 137402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // own one. the actual resizing will happen during the next 138402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // dequeueBuffer. 139402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 140402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian mServerBufferCount = bufferCount; 141402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian } 142402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian return OK; 143402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian} 144402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 145402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopianstatus_t SurfaceTexture::setBufferCountServer(int bufferCount) { 146402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian Mutex::Autolock lock(mMutex); 147402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian return setBufferCountServerLocked(bufferCount); 148402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian} 149402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 15068e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennisstatus_t SurfaceTexture::setBufferCount(int bufferCount) { 1517dc00d5eb27de41f93a7e232b3cd374c84eb77d1Jamie Gennis LOGV("SurfaceTexture::setBufferCount"); 1525bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian Mutex::Autolock lock(mMutex); 15396dcc978430f0daf6d73fee96a01779ed537a0ceJamie Gennis 1545ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis if (mAbandoned) { 1555ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis LOGE("setBufferCount: SurfaceTexture has been abandoned!"); 1565ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return NO_INIT; 1575ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis } 1585ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis 159c9ec69eb6f07881e1d0582156e5697eff69f5546Pannag Sanketi if (bufferCount > NUM_BUFFER_SLOTS) { 160c9ec69eb6f07881e1d0582156e5697eff69f5546Pannag Sanketi LOGE("setBufferCount: bufferCount larger than slots available"); 161c9ec69eb6f07881e1d0582156e5697eff69f5546Pannag Sanketi return BAD_VALUE; 162c9ec69eb6f07881e1d0582156e5697eff69f5546Pannag Sanketi } 163c9ec69eb6f07881e1d0582156e5697eff69f5546Pannag Sanketi 164402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // Error out if the user has dequeued buffers 165402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian for (int i=0 ; i<mBufferCount ; i++) { 166402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian if (mSlots[i].mBufferState == BufferSlot::DEQUEUED) { 167402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian LOGE("setBufferCount: client owns some buffers"); 168402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian return -EINVAL; 169402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian } 170402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian } 1715bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian 172402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian if (bufferCount == 0) { 173402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian const int minBufferSlots = mSynchronousMode ? 174402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian MIN_SYNC_BUFFER_SLOTS : MIN_ASYNC_BUFFER_SLOTS; 175402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian mClientBufferCount = 0; 176402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian bufferCount = (mServerBufferCount >= minBufferSlots) ? 177402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian mServerBufferCount : minBufferSlots; 178402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian return setBufferCountServerLocked(bufferCount); 179402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian } 180402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 181402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // We don't allow the client to set a buffer-count less than 182402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // MIN_ASYNC_BUFFER_SLOTS (3), there is no reason for it. 183402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian if (bufferCount < MIN_ASYNC_BUFFER_SLOTS) { 18496dcc978430f0daf6d73fee96a01779ed537a0ceJamie Gennis return BAD_VALUE; 18596dcc978430f0daf6d73fee96a01779ed537a0ceJamie Gennis } 18696dcc978430f0daf6d73fee96a01779ed537a0ceJamie Gennis 187402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // here we're guaranteed that the client doesn't have dequeued buffers 188402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // and will release all of its buffer references. 18968e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis freeAllBuffers(); 19068e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis mBufferCount = bufferCount; 191402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian mClientBufferCount = bufferCount; 192d369dc42506ec003f1839bb9e27edada411324b5Jamie Gennis mCurrentTexture = INVALID_BUFFER_SLOT; 1935bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mQueue.clear(); 1945bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mDequeueCondition.signal(); 19568e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis return OK; 19668e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis} 19768e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 198e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopianstatus_t SurfaceTexture::setDefaultBufferSize(uint32_t w, uint32_t h) 199e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian{ 200f3503c2c30dc0b7eb7603998469f437136497c5cMathias Agopian if (!w || !h) { 201f3503c2c30dc0b7eb7603998469f437136497c5cMathias Agopian LOGE("setDefaultBufferSize: dimensions cannot be 0 (w=%d, h=%d)", w, h); 202f3503c2c30dc0b7eb7603998469f437136497c5cMathias Agopian return BAD_VALUE; 203e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian } 204f3503c2c30dc0b7eb7603998469f437136497c5cMathias Agopian 205f3503c2c30dc0b7eb7603998469f437136497c5cMathias Agopian Mutex::Autolock lock(mMutex); 206f3503c2c30dc0b7eb7603998469f437136497c5cMathias Agopian mDefaultWidth = w; 207f3503c2c30dc0b7eb7603998469f437136497c5cMathias Agopian mDefaultHeight = h; 208e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian return OK; 209e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian} 210e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian 2115ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennisstatus_t SurfaceTexture::requestBuffer(int slot, sp<GraphicBuffer>* buf) { 2127dc00d5eb27de41f93a7e232b3cd374c84eb77d1Jamie Gennis LOGV("SurfaceTexture::requestBuffer"); 21368e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis Mutex::Autolock lock(mMutex); 2145ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis if (mAbandoned) { 2155ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis LOGE("requestBuffer: SurfaceTexture has been abandoned!"); 2165ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return NO_INIT; 2175ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis } 2185ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis if (slot < 0 || mBufferCount <= slot) { 21968e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis LOGE("requestBuffer: slot index out of range [0, %d]: %d", 2205ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis mBufferCount, slot); 2215ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return BAD_VALUE; 22268e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis } 2235ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis mSlots[slot].mRequestBufferCalled = true; 2245ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis *buf = mSlots[slot].mGraphicBuffer; 2255ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return NO_ERROR; 2260297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian} 2270297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian 2280297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopianstatus_t SurfaceTexture::dequeueBuffer(int *outBuf, uint32_t w, uint32_t h, 2290297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian uint32_t format, uint32_t usage) { 2300297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian LOGV("SurfaceTexture::dequeueBuffer"); 2310297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian 2325ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis if (mAbandoned) { 2335ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis LOGE("dequeueBuffer: SurfaceTexture has been abandoned!"); 2345ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return NO_INIT; 2355ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis } 2365ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis 237c9ec69eb6f07881e1d0582156e5697eff69f5546Pannag Sanketi if ((w && !h) || (!w && h)) { 2380297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian LOGE("dequeueBuffer: invalid size: w=%u, h=%u", w, h); 2390297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian return BAD_VALUE; 2400297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian } 2410297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian 2420297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian Mutex::Autolock lock(mMutex); 243402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 244402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian status_t returnFlags(OK); 245402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 2465bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian int found, foundSync; 2475bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian int dequeuedCount = 0; 2485bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian bool tryAgain = true; 2495bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian while (tryAgain) { 250402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // We need to wait for the FIFO to drain if the number of buffer 251402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // needs to change. 252402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // 253402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // The condition "number of buffer needs to change" is true if 254402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // - the client doesn't care about how many buffers there are 255402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // - AND the actual number of buffer is different from what was 256402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // set in the last setBufferCountServer() 257402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // - OR - 258402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // setBufferCountServer() was set to a value incompatible with 259402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // the synchronization mode (for instance because the sync mode 260402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // changed since) 261402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // 262402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // As long as this condition is true AND the FIFO is not empty, we 263402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // wait on mDequeueCondition. 264402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 265402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian int minBufferCountNeeded = mSynchronousMode ? 266402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian MIN_SYNC_BUFFER_SLOTS : MIN_ASYNC_BUFFER_SLOTS; 267402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 268402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian if (!mClientBufferCount && 269402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian ((mServerBufferCount != mBufferCount) || 270402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian (mServerBufferCount < minBufferCountNeeded))) { 271402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // wait for the FIFO to drain 272402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian while (!mQueue.isEmpty()) { 273402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian mDequeueCondition.wait(mMutex); 2745ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis if (mAbandoned) { 2755ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis LOGE("dequeueBuffer: SurfaceTexture was abandoned while " 2765ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis "blocked!"); 2775ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return NO_INIT; 2785ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis } 279402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian } 280402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian minBufferCountNeeded = mSynchronousMode ? 281402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian MIN_SYNC_BUFFER_SLOTS : MIN_ASYNC_BUFFER_SLOTS; 282402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian } 283402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 284402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 285402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian if (!mClientBufferCount && 286402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian ((mServerBufferCount != mBufferCount) || 287402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian (mServerBufferCount < minBufferCountNeeded))) { 288402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // here we're guaranteed that mQueue is empty 289402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian freeAllBuffers(); 290402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian mBufferCount = mServerBufferCount; 291402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian if (mBufferCount < minBufferCountNeeded) 292402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian mBufferCount = minBufferCountNeeded; 293402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian mCurrentTexture = INVALID_BUFFER_SLOT; 294402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian returnFlags |= ISurfaceTexture::RELEASE_ALL_BUFFERS; 295402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian } 296402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 297402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // look for a free buffer to give to the client 2985bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian found = INVALID_BUFFER_SLOT; 2995bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian foundSync = INVALID_BUFFER_SLOT; 3005bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian dequeuedCount = 0; 3015bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian for (int i = 0; i < mBufferCount; i++) { 3025bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian const int state = mSlots[i].mBufferState; 3035bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian if (state == BufferSlot::DEQUEUED) { 3045bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian dequeuedCount++; 3055bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian } 3069b8e1962d65589073b004889195245e757fb0e12Mathias Agopian if (state == BufferSlot::FREE /*|| i == mCurrentTexture*/) { 3075bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian foundSync = i; 3085bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian if (i != mCurrentTexture) { 3095bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian found = i; 3105bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian break; 3115bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian } 3125bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian } 3135bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian } 314402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 315402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // clients are not allowed to dequeue more than one buffer 316402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // if they didn't set a buffer count. 317402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian if (!mClientBufferCount && dequeuedCount) { 318402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian return -EINVAL; 319402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian } 320402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 32144e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis // See whether a buffer has been queued since the last setBufferCount so 32244e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis // we know whether to perform the MIN_UNDEQUEUED_BUFFERS check below. 32344e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis bool bufferHasBeenQueued = mCurrentTexture != INVALID_BUFFER_SLOT; 32444e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis if (bufferHasBeenQueued) { 32544e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis // make sure the client is not trying to dequeue more buffers 32644e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis // than allowed. 32744e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis const int avail = mBufferCount - (dequeuedCount+1); 32844e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis if (avail < (MIN_UNDEQUEUED_BUFFERS-int(mSynchronousMode))) { 32944e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis LOGE("dequeueBuffer: MIN_UNDEQUEUED_BUFFERS=%d exceeded (dequeued=%d)", 33044e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis MIN_UNDEQUEUED_BUFFERS-int(mSynchronousMode), 33144e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis dequeuedCount); 33244e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis return -EBUSY; 33344e9e0d825aef362a3413dfd63812962f5de1b1aJamie Gennis } 334402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian } 335402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 3365bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian // we're in synchronous mode and didn't find a buffer, we need to wait 337402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // for for some buffers to be consumed 3385bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian tryAgain = mSynchronousMode && (foundSync == INVALID_BUFFER_SLOT); 3395bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian if (tryAgain) { 3405bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mDequeueCondition.wait(mMutex); 3410297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian } 342e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian } 3435bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian 344402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian if (mSynchronousMode && found == INVALID_BUFFER_SLOT) { 345402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // foundSync guaranteed to be != INVALID_BUFFER_SLOT 346402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian found = foundSync; 3475bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian } 3485bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian 3490297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian if (found == INVALID_BUFFER_SLOT) { 3500297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian return -EBUSY; 3510297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian } 3520297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian 3530297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian const int buf = found; 3540297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian *outBuf = found; 355e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian 356e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian const bool useDefaultSize = !w && !h; 357e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian if (useDefaultSize) { 358e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian // use the default size 359e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian w = mDefaultWidth; 360e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian h = mDefaultHeight; 361e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian } 362e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian 363e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian const bool updateFormat = (format != 0); 364e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian if (!updateFormat) { 365e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian // keep the current (or default) format 366e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian format = mPixelFormat; 367e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian } 368e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian 3695bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian // buffer is now in DEQUEUED (but can also be current at the same time, 3705bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian // if we're in synchronous mode) 3715bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mSlots[buf].mBufferState = BufferSlot::DEQUEUED; 3725bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian 3735bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian const sp<GraphicBuffer>& buffer(mSlots[buf].mGraphicBuffer); 3740297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian if ((buffer == NULL) || 3750297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian (uint32_t(buffer->width) != w) || 3760297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian (uint32_t(buffer->height) != h) || 3770297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian (uint32_t(buffer->format) != format) || 3780297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian ((uint32_t(buffer->usage) & usage) != usage)) 3790297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian { 3800297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian usage |= GraphicBuffer::USAGE_HW_TEXTURE; 381eec0f7ebac85d3d1b1151e62b2ed0f25c138d447Mathias Agopian status_t error; 3820297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian sp<GraphicBuffer> graphicBuffer( 383eec0f7ebac85d3d1b1151e62b2ed0f25c138d447Mathias Agopian mGraphicBufferAlloc->createGraphicBuffer( 384eec0f7ebac85d3d1b1151e62b2ed0f25c138d447Mathias Agopian w, h, format, usage, &error)); 3850297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian if (graphicBuffer == 0) { 3860297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian LOGE("dequeueBuffer: SurfaceComposer::createGraphicBuffer failed"); 387eec0f7ebac85d3d1b1151e62b2ed0f25c138d447Mathias Agopian return error; 3880297dcae8fddb18ab9e28ba1858a57a8aec3ef32Mathias Agopian } 389e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian if (updateFormat) { 390e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian mPixelFormat = format; 391e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian } 39268e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis mSlots[buf].mGraphicBuffer = graphicBuffer; 3935bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mSlots[buf].mRequestBufferCalled = false; 39468e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis if (mSlots[buf].mEglImage != EGL_NO_IMAGE_KHR) { 39568e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis eglDestroyImageKHR(mSlots[buf].mEglDisplay, mSlots[buf].mEglImage); 39668e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis mSlots[buf].mEglImage = EGL_NO_IMAGE_KHR; 39768e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis mSlots[buf].mEglDisplay = EGL_NO_DISPLAY; 39868e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis } 399402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian returnFlags |= ISurfaceTexture::BUFFER_NEEDS_REALLOCATION; 400e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian } 401402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian return returnFlags; 40268e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis} 40368e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 4045bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopianstatus_t SurfaceTexture::setSynchronousMode(bool enabled) { 4055bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian Mutex::Autolock lock(mMutex); 406402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 4075ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis if (mAbandoned) { 4085ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis LOGE("setSynchronousMode: SurfaceTexture has been abandoned!"); 4095ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return NO_INIT; 4105ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis } 4115ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis 412402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian status_t err = OK; 4130904d0af81e8a0a5404d6c03f4dcea02bea8170dGrace Kloba if (!mAllowSynchronousMode && enabled) 4140904d0af81e8a0a5404d6c03f4dcea02bea8170dGrace Kloba return err; 4150904d0af81e8a0a5404d6c03f4dcea02bea8170dGrace Kloba 416402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian if (!enabled) { 417402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // going to asynchronous mode, drain the queue 418402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian while (mSynchronousMode != enabled && !mQueue.isEmpty()) { 419402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian mDequeueCondition.wait(mMutex); 420402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian } 421402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian } 422402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian 4235bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian if (mSynchronousMode != enabled) { 424402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // - if we're going to asynchronous mode, the queue is guaranteed to be 425402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // empty here 426402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // - if the client set the number of buffers, we're guaranteed that 427402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian // we have at least 3 (because we don't allow less) 4285bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mSynchronousMode = enabled; 4295bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mDequeueCondition.signal(); 4305bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian } 431402ff24aa199a2587498b694e2be67ceb1265c69Mathias Agopian return err; 4325bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian} 4335bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian 434f07b8a3f691be39083fb5163f9456bcfa566f93fMathias Agopianstatus_t SurfaceTexture::queueBuffer(int buf, int64_t timestamp, 435f07b8a3f691be39083fb5163f9456bcfa566f93fMathias Agopian uint32_t* outWidth, uint32_t* outHeight, uint32_t* outTransform) { 4367dc00d5eb27de41f93a7e232b3cd374c84eb77d1Jamie Gennis LOGV("SurfaceTexture::queueBuffer"); 437e845c352c8eb93412fa7caedb5435d3597c795d0Mathias Agopian 438e845c352c8eb93412fa7caedb5435d3597c795d0Mathias Agopian sp<FrameAvailableListener> listener; 439e845c352c8eb93412fa7caedb5435d3597c795d0Mathias Agopian 440e845c352c8eb93412fa7caedb5435d3597c795d0Mathias Agopian { // scope for the lock 441a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis Mutex::Autolock lock(mMutex); 4425ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis if (mAbandoned) { 4435ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis LOGE("queueBuffer: SurfaceTexture has been abandoned!"); 4445ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return NO_INIT; 4455ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis } 446a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis if (buf < 0 || buf >= mBufferCount) { 447a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis LOGE("queueBuffer: slot index out of range [0, %d]: %d", 448a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis mBufferCount, buf); 449a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis return -EINVAL; 450a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis } else if (mSlots[buf].mBufferState != BufferSlot::DEQUEUED) { 451a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis LOGE("queueBuffer: slot %d is not owned by the client (state=%d)", 452a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis buf, mSlots[buf].mBufferState); 453a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis return -EINVAL; 454a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis } else if (buf == mCurrentTexture) { 455a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis LOGE("queueBuffer: slot %d is current!", buf); 456a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis return -EINVAL; 457a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis } else if (!mSlots[buf].mRequestBufferCalled) { 458a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis LOGE("queueBuffer: slot %d was enqueued without requesting a " 459a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis "buffer", buf); 460a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis return -EINVAL; 461a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis } 462e845c352c8eb93412fa7caedb5435d3597c795d0Mathias Agopian 463a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis if (mSynchronousMode) { 464bd5404d0312752e7c8946e8540129f0d2d97bcd7Jamie Gennis // In synchronous mode we queue all buffers in a FIFO. 4655bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mQueue.push_back(buf); 466bd5404d0312752e7c8946e8540129f0d2d97bcd7Jamie Gennis 467bd5404d0312752e7c8946e8540129f0d2d97bcd7Jamie Gennis // Synchronous mode always signals that an additional frame should 468bd5404d0312752e7c8946e8540129f0d2d97bcd7Jamie Gennis // be consumed. 469bd5404d0312752e7c8946e8540129f0d2d97bcd7Jamie Gennis listener = mFrameAvailableListener; 4705bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian } else { 471bd5404d0312752e7c8946e8540129f0d2d97bcd7Jamie Gennis // In asynchronous mode we only keep the most recent buffer. 472a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis if (mQueue.empty()) { 473a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis mQueue.push_back(buf); 474bd5404d0312752e7c8946e8540129f0d2d97bcd7Jamie Gennis 475bd5404d0312752e7c8946e8540129f0d2d97bcd7Jamie Gennis // Asynchronous mode only signals that a frame should be 476bd5404d0312752e7c8946e8540129f0d2d97bcd7Jamie Gennis // consumed if no previous frame was pending. If a frame were 477bd5404d0312752e7c8946e8540129f0d2d97bcd7Jamie Gennis // pending then the consumer would have already been notified. 478bd5404d0312752e7c8946e8540129f0d2d97bcd7Jamie Gennis listener = mFrameAvailableListener; 479a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis } else { 480a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis Fifo::iterator front(mQueue.begin()); 481a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis // buffer currently queued is freed 482a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis mSlots[*front].mBufferState = BufferSlot::FREE; 483a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis // and we record the new buffer index in the queued list 484a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis *front = buf; 485a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis } 4865bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian } 4875bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian 488a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis mSlots[buf].mBufferState = BufferSlot::QUEUED; 489a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis mSlots[buf].mCrop = mNextCrop; 490a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis mSlots[buf].mTransform = mNextTransform; 49109d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian mSlots[buf].mScalingMode = mNextScalingMode; 492a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis mSlots[buf].mTimestamp = timestamp; 493a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis mDequeueCondition.signal(); 494e845c352c8eb93412fa7caedb5435d3597c795d0Mathias Agopian } // scope for the lock 4955bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian 496e845c352c8eb93412fa7caedb5435d3597c795d0Mathias Agopian // call back without lock held 497e845c352c8eb93412fa7caedb5435d3597c795d0Mathias Agopian if (listener != 0) { 498e845c352c8eb93412fa7caedb5435d3597c795d0Mathias Agopian listener->onFrameAvailable(); 499376590d668e22a918439877b55faf075427b13f3Jamie Gennis } 500f07b8a3f691be39083fb5163f9456bcfa566f93fMathias Agopian 501f07b8a3f691be39083fb5163f9456bcfa566f93fMathias Agopian *outWidth = mDefaultWidth; 502f07b8a3f691be39083fb5163f9456bcfa566f93fMathias Agopian *outHeight = mDefaultHeight; 503f07b8a3f691be39083fb5163f9456bcfa566f93fMathias Agopian *outTransform = 0; 504f07b8a3f691be39083fb5163f9456bcfa566f93fMathias Agopian 50568e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis return OK; 50668e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis} 50768e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 50868e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennisvoid SurfaceTexture::cancelBuffer(int buf) { 5097dc00d5eb27de41f93a7e232b3cd374c84eb77d1Jamie Gennis LOGV("SurfaceTexture::cancelBuffer"); 51068e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis Mutex::Autolock lock(mMutex); 5115ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis 5125ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis if (mAbandoned) { 5135ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis LOGW("cancelBuffer: SurfaceTexture has been abandoned!"); 5145ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return; 5155ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis } 5165ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis 5175bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian if (buf < 0 || buf >= mBufferCount) { 5185bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian LOGE("cancelBuffer: slot index out of range [0, %d]: %d", 5195bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mBufferCount, buf); 52068e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis return; 5215bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian } else if (mSlots[buf].mBufferState != BufferSlot::DEQUEUED) { 5225bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian LOGE("cancelBuffer: slot %d is not owned by the client (state=%d)", 5235bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian buf, mSlots[buf].mBufferState); 52468e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis return; 52568e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis } 5265bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mSlots[buf].mBufferState = BufferSlot::FREE; 5275bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mDequeueCondition.signal(); 52868e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis} 52968e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 530b598fb90727be45e926a11abefc319819a733540Jamie Gennisstatus_t SurfaceTexture::setCrop(const Rect& crop) { 5317dc00d5eb27de41f93a7e232b3cd374c84eb77d1Jamie Gennis LOGV("SurfaceTexture::setCrop"); 53268e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis Mutex::Autolock lock(mMutex); 5335ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis if (mAbandoned) { 5345ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis LOGE("setCrop: SurfaceTexture has been abandoned!"); 5355ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return NO_INIT; 5365ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis } 537b598fb90727be45e926a11abefc319819a733540Jamie Gennis mNextCrop = crop; 53868e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis return OK; 53968e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis} 54068e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 54168e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennisstatus_t SurfaceTexture::setTransform(uint32_t transform) { 5427dc00d5eb27de41f93a7e232b3cd374c84eb77d1Jamie Gennis LOGV("SurfaceTexture::setTransform"); 54368e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis Mutex::Autolock lock(mMutex); 5445ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis if (mAbandoned) { 5455ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis LOGE("setTransform: SurfaceTexture has been abandoned!"); 5465ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return NO_INIT; 5475ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis } 548b598fb90727be45e926a11abefc319819a733540Jamie Gennis mNextTransform = transform; 54968e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis return OK; 55068e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis} 55168e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 5529709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennisstatus_t SurfaceTexture::connect(int api) { 553949be32b671304d5281ac0abbf30dcf4ebaa9eafMathias Agopian LOGV("SurfaceTexture::connect(this=%p, %d)", this, api); 5549709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis Mutex::Autolock lock(mMutex); 5555ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis 5565ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis if (mAbandoned) { 5575ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis LOGE("connect: SurfaceTexture has been abandoned!"); 5585ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return NO_INIT; 5595ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis } 5605ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis 5619709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis int err = NO_ERROR; 5629709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis switch (api) { 5639709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis case NATIVE_WINDOW_API_EGL: 5649709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis case NATIVE_WINDOW_API_CPU: 5659709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis case NATIVE_WINDOW_API_MEDIA: 5669709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis case NATIVE_WINDOW_API_CAMERA: 5679709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis if (mConnectedApi != NO_CONNECTED_API) { 568949be32b671304d5281ac0abbf30dcf4ebaa9eafMathias Agopian LOGE("connect: already connected (cur=%d, req=%d)", 569949be32b671304d5281ac0abbf30dcf4ebaa9eafMathias Agopian mConnectedApi, api); 5709709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis err = -EINVAL; 5719709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis } else { 5729709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis mConnectedApi = api; 5739709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis } 5749709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis break; 5759709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis default: 5769709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis err = -EINVAL; 5779709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis break; 5789709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis } 5799709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis return err; 5809709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis} 5819709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis 5829709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennisstatus_t SurfaceTexture::disconnect(int api) { 583949be32b671304d5281ac0abbf30dcf4ebaa9eafMathias Agopian LOGV("SurfaceTexture::disconnect(this=%p, %d)", this, api); 5849709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis Mutex::Autolock lock(mMutex); 5855ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis 5865ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis if (mAbandoned) { 5875ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis LOGE("connect: SurfaceTexture has been abandoned!"); 5885ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return NO_INIT; 5895ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis } 5905ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis 5919709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis int err = NO_ERROR; 5929709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis switch (api) { 5939709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis case NATIVE_WINDOW_API_EGL: 5949709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis case NATIVE_WINDOW_API_CPU: 5959709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis case NATIVE_WINDOW_API_MEDIA: 5969709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis case NATIVE_WINDOW_API_CAMERA: 5979709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis if (mConnectedApi == api) { 5989709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis mConnectedApi = NO_CONNECTED_API; 5999709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis } else { 600949be32b671304d5281ac0abbf30dcf4ebaa9eafMathias Agopian LOGE("disconnect: connected to another api (cur=%d, req=%d)", 601949be32b671304d5281ac0abbf30dcf4ebaa9eafMathias Agopian mConnectedApi, api); 6029709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis err = -EINVAL; 6039709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis } 6049709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis break; 6059709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis default: 6069709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis err = -EINVAL; 6079709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis break; 6089709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis } 6099709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis return err; 6109709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis} 6119709687463dc5f1255f435e57b3d2beed8b70330Jamie Gennis 61209d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopianstatus_t SurfaceTexture::setScalingMode(int mode) { 613ff86f37b95327538b97b6b8ef5d3c6ed0cd7f902Mathias Agopian LOGV("SurfaceTexture::setScalingMode(%d)", mode); 61409d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian 61509d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian switch (mode) { 61609d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian case NATIVE_WINDOW_SCALING_MODE_FREEZE: 61709d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian case NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW: 61809d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian break; 61909d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian default: 62009d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian return BAD_VALUE; 62109d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian } 62209d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian 62309d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian Mutex::Autolock lock(mMutex); 62409d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian mNextScalingMode = mode; 62509d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian return OK; 62609d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian} 62709d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian 62868e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennisstatus_t SurfaceTexture::updateTexImage() { 6297dc00d5eb27de41f93a7e232b3cd374c84eb77d1Jamie Gennis LOGV("SurfaceTexture::updateTexImage"); 63068e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis Mutex::Autolock lock(mMutex); 63168e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 6329fb5976367911d0ab42d296238f0f06d517e867dJamie Gennis // In asynchronous mode the list is guaranteed to be one buffer 6339fb5976367911d0ab42d296238f0f06d517e867dJamie Gennis // deep, while in synchronous mode we use the oldest buffer. 6345bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian if (!mQueue.empty()) { 6355bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian Fifo::iterator front(mQueue.begin()); 6369fb5976367911d0ab42d296238f0f06d517e867dJamie Gennis int buf = *front; 6375bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian 638b598fb90727be45e926a11abefc319819a733540Jamie Gennis // Update the GL texture object. 6395bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian EGLImageKHR image = mSlots[buf].mEglImage; 64068e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis if (image == EGL_NO_IMAGE_KHR) { 64168e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis EGLDisplay dpy = eglGetCurrentDisplay(); 6425bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian image = createImage(dpy, mSlots[buf].mGraphicBuffer); 6435bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mSlots[buf].mEglImage = image; 6445bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mSlots[buf].mEglDisplay = dpy; 6456fad64c747040e6abcc6a57b99e5ba9293ee4d99Mathias Agopian if (image == EGL_NO_IMAGE_KHR) { 6466fad64c747040e6abcc6a57b99e5ba9293ee4d99Mathias Agopian // NOTE: if dpy was invalid, createImage() is guaranteed to 6476fad64c747040e6abcc6a57b99e5ba9293ee4d99Mathias Agopian // fail. so we'd end up here. 6486fad64c747040e6abcc6a57b99e5ba9293ee4d99Mathias Agopian return -EINVAL; 6496fad64c747040e6abcc6a57b99e5ba9293ee4d99Mathias Agopian } 65068e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis } 65179d01fe8232c67a18aeb8784c2b8783358ec4e44Jamie Gennis 65279d01fe8232c67a18aeb8784c2b8783358ec4e44Jamie Gennis GLint error; 65379d01fe8232c67a18aeb8784c2b8783358ec4e44Jamie Gennis while ((error = glGetError()) != GL_NO_ERROR) { 654e845c352c8eb93412fa7caedb5435d3597c795d0Mathias Agopian LOGW("updateTexImage: clearing GL error: %#04x", error); 65579d01fe8232c67a18aeb8784c2b8783358ec4e44Jamie Gennis } 65627cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian 6575bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian GLenum target = getTextureTarget(mSlots[buf].mGraphicBuffer->format); 65827cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian if (target != mCurrentTextureTarget) { 65927cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian glDeleteTextures(1, &mTexName); 66027cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian } 66127cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian glBindTexture(target, mTexName); 66227cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian glEGLImageTargetTexture2DOES(target, (GLeglImageOES)image); 66327cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian 66479d01fe8232c67a18aeb8784c2b8783358ec4e44Jamie Gennis bool failed = false; 66579d01fe8232c67a18aeb8784c2b8783358ec4e44Jamie Gennis while ((error = glGetError()) != GL_NO_ERROR) { 66668e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis LOGE("error binding external texture image %p (slot %d): %#04x", 6675bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian image, buf, error); 66879d01fe8232c67a18aeb8784c2b8783358ec4e44Jamie Gennis failed = true; 66979d01fe8232c67a18aeb8784c2b8783358ec4e44Jamie Gennis } 67079d01fe8232c67a18aeb8784c2b8783358ec4e44Jamie Gennis if (failed) { 67168e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis return -EINVAL; 67268e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis } 673f7acf162f8d682c6ebc9af41ca76795b79509193Jamie Gennis 6745bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian if (mCurrentTexture != INVALID_BUFFER_SLOT) { 6759fb5976367911d0ab42d296238f0f06d517e867dJamie Gennis // The current buffer becomes FREE if it was still in the queued 6765bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian // state. If it has already been given to the client 6775bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian // (synchronous mode), then it stays in DEQUEUED state. 6785bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian if (mSlots[mCurrentTexture].mBufferState == BufferSlot::QUEUED) 6795bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mSlots[mCurrentTexture].mBufferState = BufferSlot::FREE; 6805bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian } 6815bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian 682f7acf162f8d682c6ebc9af41ca76795b79509193Jamie Gennis // Update the SurfaceTexture state. 6835bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mCurrentTexture = buf; 68427cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian mCurrentTextureTarget = target; 6855bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mCurrentTextureBuf = mSlots[buf].mGraphicBuffer; 686a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis mCurrentCrop = mSlots[buf].mCrop; 687a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis mCurrentTransform = mSlots[buf].mTransform; 68809d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian mCurrentScalingMode = mSlots[buf].mScalingMode; 689a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis mCurrentTimestamp = mSlots[buf].mTimestamp; 690eadfb673e7b346af02a925ad04494100db1ebbf7Jamie Gennis computeCurrentTransformMatrix(); 6919fb5976367911d0ab42d296238f0f06d517e867dJamie Gennis 6929fb5976367911d0ab42d296238f0f06d517e867dJamie Gennis // Now that we've passed the point at which failures can happen, 6939fb5976367911d0ab42d296238f0f06d517e867dJamie Gennis // it's safe to remove the buffer from the front of the queue. 6949fb5976367911d0ab42d296238f0f06d517e867dJamie Gennis mQueue.erase(front); 6955bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mDequeueCondition.signal(); 69627cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian } else { 69727cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian // We always bind the texture even if we don't update its contents. 69827cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian glBindTexture(mCurrentTextureTarget, mTexName); 69968e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis } 7009fb5976367911d0ab42d296238f0f06d517e867dJamie Gennis 70168e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis return OK; 70268e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis} 70368e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 70427cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopianbool SurfaceTexture::isExternalFormat(uint32_t format) 70527cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian{ 70627cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian switch (format) { 70727cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian // supported YUV formats 70827cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian case HAL_PIXEL_FORMAT_YV12: 70927cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian // Legacy/deprecated YUV formats 71027cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian case HAL_PIXEL_FORMAT_YCbCr_422_SP: 71127cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian case HAL_PIXEL_FORMAT_YCrCb_420_SP: 71227cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian case HAL_PIXEL_FORMAT_YCbCr_422_I: 71327cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian return true; 71427cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian } 71527cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian 71627cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian // Any OEM format needs to be considered 71727cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian if (format>=0x100 && format<=0x1FF) 71827cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian return true; 71927cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian 72027cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian return false; 72127cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian} 72227cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian 72327cd07ca8006fd80d85379ada416874bfa78aa88Mathias AgopianGLenum SurfaceTexture::getTextureTarget(uint32_t format) 72427cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian{ 72527cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian GLenum target = GL_TEXTURE_2D; 72627cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian#if defined(GL_OES_EGL_image_external) 72727cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian if (isExternalFormat(format)) { 72827cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian target = GL_TEXTURE_EXTERNAL_OES; 72927cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian } 73027cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian#endif 73127cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian return target; 73227cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian} 73327cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian 73427cd07ca8006fd80d85379ada416874bfa78aa88Mathias AgopianGLenum SurfaceTexture::getCurrentTextureTarget() const { 73527cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian Mutex::Autolock lock(mMutex); 73627cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian return mCurrentTextureTarget; 73727cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian} 73827cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian 739b598fb90727be45e926a11abefc319819a733540Jamie Gennisvoid SurfaceTexture::getTransformMatrix(float mtx[16]) { 740b598fb90727be45e926a11abefc319819a733540Jamie Gennis Mutex::Autolock lock(mMutex); 741eadfb673e7b346af02a925ad04494100db1ebbf7Jamie Gennis memcpy(mtx, mCurrentTransformMatrix, sizeof(mCurrentTransformMatrix)); 742eadfb673e7b346af02a925ad04494100db1ebbf7Jamie Gennis} 743eadfb673e7b346af02a925ad04494100db1ebbf7Jamie Gennis 744eadfb673e7b346af02a925ad04494100db1ebbf7Jamie Gennisvoid SurfaceTexture::computeCurrentTransformMatrix() { 745eadfb673e7b346af02a925ad04494100db1ebbf7Jamie Gennis LOGV("SurfaceTexture::computeCurrentTransformMatrix"); 746b598fb90727be45e926a11abefc319819a733540Jamie Gennis 7470fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis float xform[16]; 7480fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis for (int i = 0; i < 16; i++) { 7490fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis xform[i] = mtxIdentity[i]; 7500fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis } 7510fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis if (mCurrentTransform & NATIVE_WINDOW_TRANSFORM_FLIP_H) { 7520fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis float result[16]; 7530fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis mtxMul(result, xform, mtxFlipH); 7540fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis for (int i = 0; i < 16; i++) { 7550fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis xform[i] = result[i]; 7560fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis } 7570fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis } 7580fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis if (mCurrentTransform & NATIVE_WINDOW_TRANSFORM_FLIP_V) { 7590fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis float result[16]; 7600fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis mtxMul(result, xform, mtxFlipV); 7610fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis for (int i = 0; i < 16; i++) { 7620fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis xform[i] = result[i]; 7630fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis } 7640fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis } 7650fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis if (mCurrentTransform & NATIVE_WINDOW_TRANSFORM_ROT_90) { 7660fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis float result[16]; 7670fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis mtxMul(result, xform, mtxRot90); 7680fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis for (int i = 0; i < 16; i++) { 7690fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis xform[i] = result[i]; 7700fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis } 771b598fb90727be45e926a11abefc319819a733540Jamie Gennis } 772b598fb90727be45e926a11abefc319819a733540Jamie Gennis 773b598fb90727be45e926a11abefc319819a733540Jamie Gennis sp<GraphicBuffer>& buf(mSlots[mCurrentTexture].mGraphicBuffer); 7740fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis float tx, ty, sx, sy; 7750fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis if (!mCurrentCrop.isEmpty()) { 776f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // In order to prevent bilinear sampling at the of the crop rectangle we 777f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // may need to shrink it by 2 texels in each direction. Normally this 778f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // would just need to take 1/2 a texel off each end, but because the 779f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // chroma channels will likely be subsampled we need to chop off a whole 780f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // texel. This will cause artifacts if someone does nearest sampling 781f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // with 1:1 pixel:texel ratio, but it's impossible to simultaneously 782f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // accomodate the bilinear and nearest sampling uses. 783f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // 784f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // If nearest sampling turns out to be a desirable usage of these 785f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // textures then we could add the ability to switch a SurfaceTexture to 786f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // nearest-mode. Preferably, however, the image producers (video 787f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // decoder, camera, etc.) would simply not use a crop rectangle (or at 788f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // least not tell the framework about it) so that the GPU can do the 789f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis // correct edge behavior. 790f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis int xshrink = 0, yshrink = 0; 791f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis if (mCurrentCrop.left > 0) { 792f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis tx = float(mCurrentCrop.left + 1) / float(buf->getWidth()); 793f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis xshrink++; 794f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis } else { 795f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis tx = 0.0f; 796f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis } 797e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian if (mCurrentCrop.right < int32_t(buf->getWidth())) { 798f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis xshrink++; 799f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis } 800e5a1bffd9106b1d82259de1a202e1f2f28742392Mathias Agopian if (mCurrentCrop.bottom < int32_t(buf->getHeight())) { 801f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis ty = (float(buf->getHeight() - mCurrentCrop.bottom) + 1.0f) / 802f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis float(buf->getHeight()); 803f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis yshrink++; 804f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis } else { 805f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis ty = 0.0f; 806f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis } 807f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis if (mCurrentCrop.top > 0) { 808f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis yshrink++; 809f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis } 810f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis sx = float(mCurrentCrop.width() - xshrink) / float(buf->getWidth()); 811f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis sy = float(mCurrentCrop.height() - yshrink) / float(buf->getHeight()); 8120fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis } else { 8130fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis tx = 0.0f; 8140fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis ty = 0.0f; 8150fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis sx = 1.0f; 8160fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis sy = 1.0f; 8170fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis } 818b598fb90727be45e926a11abefc319819a733540Jamie Gennis float crop[16] = { 8190fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis sx, 0, 0, 0, 8200fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis 0, sy, 0, 0, 821b598fb90727be45e926a11abefc319819a733540Jamie Gennis 0, 0, 1, 0, 822f3cedb602197a6255e3a7b005cc368577d75bf3aJamie Gennis tx, ty, 0, 1, 823b598fb90727be45e926a11abefc319819a733540Jamie Gennis }; 824b598fb90727be45e926a11abefc319819a733540Jamie Gennis 8250fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis float mtxBeforeFlipV[16]; 8260fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis mtxMul(mtxBeforeFlipV, crop, xform); 8270fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis 8280fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis // SurfaceFlinger expects the top of its window textures to be at a Y 8290fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis // coordinate of 0, so SurfaceTexture must behave the same way. We don't 8300fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis // want to expose this to applications, however, so we must add an 8310fb736c0937d9d65001e0176d90e1011226594bfJamie Gennis // additional vertical flip to the transform after all the other transforms. 832eadfb673e7b346af02a925ad04494100db1ebbf7Jamie Gennis mtxMul(mCurrentTransformMatrix, mtxFlipV, mtxBeforeFlipV); 833b598fb90727be45e926a11abefc319819a733540Jamie Gennis} 834b598fb90727be45e926a11abefc319819a733540Jamie Gennis 835c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvalansecs_t SurfaceTexture::getTimestamp() { 836c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala LOGV("SurfaceTexture::getTimestamp"); 837c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala Mutex::Autolock lock(mMutex); 838c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala return mCurrentTimestamp; 839c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala} 840c5f94d8a4779050125145396ca83fbc862c7ed6bEino-Ville Talvala 841376590d668e22a918439877b55faf075427b13f3Jamie Gennisvoid SurfaceTexture::setFrameAvailableListener( 842c9ec69eb6f07881e1d0582156e5697eff69f5546Pannag Sanketi const sp<FrameAvailableListener>& listener) { 843376590d668e22a918439877b55faf075427b13f3Jamie Gennis LOGV("SurfaceTexture::setFrameAvailableListener"); 844376590d668e22a918439877b55faf075427b13f3Jamie Gennis Mutex::Autolock lock(mMutex); 845c9ec69eb6f07881e1d0582156e5697eff69f5546Pannag Sanketi mFrameAvailableListener = listener; 846376590d668e22a918439877b55faf075427b13f3Jamie Gennis} 847376590d668e22a918439877b55faf075427b13f3Jamie Gennis 84868e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennisvoid SurfaceTexture::freeAllBuffers() { 84968e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis for (int i = 0; i < NUM_BUFFER_SLOTS; i++) { 85068e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis mSlots[i].mGraphicBuffer = 0; 8515bbb1cf9d7f9ecb8a2fc5ca8ba51c222c2aaff16Mathias Agopian mSlots[i].mBufferState = BufferSlot::FREE; 85268e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis if (mSlots[i].mEglImage != EGL_NO_IMAGE_KHR) { 85368e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis eglDestroyImageKHR(mSlots[i].mEglDisplay, mSlots[i].mEglImage); 85468e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis mSlots[i].mEglImage = EGL_NO_IMAGE_KHR; 85568e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis mSlots[i].mEglDisplay = EGL_NO_DISPLAY; 85668e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis } 85768e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis } 85868e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis} 85968e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 86068e4a7ac849b681b1fb769857fc04f64262480c4Jamie GennisEGLImageKHR SurfaceTexture::createImage(EGLDisplay dpy, 86168e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis const sp<GraphicBuffer>& graphicBuffer) { 86268e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis EGLClientBuffer cbuf = (EGLClientBuffer)graphicBuffer->getNativeBuffer(); 86368e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis EGLint attrs[] = { 86468e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis EGL_IMAGE_PRESERVED_KHR, EGL_TRUE, 86568e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis EGL_NONE, 86668e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis }; 86768e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis EGLImageKHR image = eglCreateImageKHR(dpy, EGL_NO_CONTEXT, 86868e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis EGL_NATIVE_BUFFER_ANDROID, cbuf, attrs); 8696fad64c747040e6abcc6a57b99e5ba9293ee4d99Mathias Agopian if (image == EGL_NO_IMAGE_KHR) { 8706fad64c747040e6abcc6a57b99e5ba9293ee4d99Mathias Agopian EGLint error = eglGetError(); 87168e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis LOGE("error creating EGLImage: %#x", error); 87268e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis } 87368e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis return image; 87468e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis} 87568e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis 87627cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopiansp<GraphicBuffer> SurfaceTexture::getCurrentBuffer() const { 87727cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian Mutex::Autolock lock(mMutex); 87827cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian return mCurrentTextureBuf; 87927cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian} 88027cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian 88127cd07ca8006fd80d85379ada416874bfa78aa88Mathias AgopianRect SurfaceTexture::getCurrentCrop() const { 88227cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian Mutex::Autolock lock(mMutex); 88327cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian return mCurrentCrop; 88427cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian} 88527cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian 88627cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopianuint32_t SurfaceTexture::getCurrentTransform() const { 88727cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian Mutex::Autolock lock(mMutex); 88827cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian return mCurrentTransform; 88927cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian} 89027cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian 89109d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopianuint32_t SurfaceTexture::getCurrentScalingMode() const { 89209d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian Mutex::Autolock lock(mMutex); 89309d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian return mCurrentScalingMode; 89409d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian} 89509d7ed7b395d66be97c6bcb052039f5c0dce646cMathias Agopian 896ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopianint SurfaceTexture::query(int what, int* outValue) 897ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian{ 898ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian Mutex::Autolock lock(mMutex); 8995ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis 9005ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis if (mAbandoned) { 9015ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis LOGE("query: SurfaceTexture has been abandoned!"); 9025ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis return NO_INIT; 9035ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis } 9045ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis 905ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian int value; 906ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian switch (what) { 907ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian case NATIVE_WINDOW_WIDTH: 908ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian value = mDefaultWidth; 909ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian break; 910ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian case NATIVE_WINDOW_HEIGHT: 911ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian value = mDefaultHeight; 912ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian break; 913ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian case NATIVE_WINDOW_FORMAT: 914ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian value = mPixelFormat; 915ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian break; 916ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian case NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS: 917ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian value = mSynchronousMode ? 918ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian (MIN_UNDEQUEUED_BUFFERS-1) : MIN_UNDEQUEUED_BUFFERS; 919ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian break; 920ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian default: 921ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian return BAD_VALUE; 922ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian } 923ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian outValue[0] = value; 924ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian return NO_ERROR; 925ed3894c07a67b3e35d07084c4a8b410908bfedc5Mathias Agopian} 92627cd07ca8006fd80d85379ada416874bfa78aa88Mathias Agopian 9275ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennisvoid SurfaceTexture::abandon() { 9285ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis Mutex::Autolock lock(mMutex); 9295ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis freeAllBuffers(); 9305ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis mAbandoned = true; 9315ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis mDequeueCondition.signal(); 9325ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis} 9335ef59bc764d6bcd0ccf0a266d7d9ab792668a3e9Jamie Gennis 9347f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopianvoid SurfaceTexture::dump(String8& result) const 9357f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian{ 9367f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian char buffer[1024]; 9377f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian dump(result, "", buffer, 1024); 9387f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian} 9397f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian 9407f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopianvoid SurfaceTexture::dump(String8& result, const char* prefix, 9417f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian char* buffer, size_t SIZE) const 9427f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian{ 9437f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian Mutex::Autolock _l(mMutex); 9447f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian snprintf(buffer, SIZE, 9457f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian "%smBufferCount=%d, mSynchronousMode=%d, default-size=[%dx%d], " 9467f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian "mPixelFormat=%d, mTexName=%d\n", 9477f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian prefix, mBufferCount, mSynchronousMode, mDefaultWidth, mDefaultHeight, 9487f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian mPixelFormat, mTexName); 9497f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian result.append(buffer); 9507f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian 9517f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian String8 fifo; 9527f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian int fifoSize = 0; 9537f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian Fifo::const_iterator i(mQueue.begin()); 9547f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian while (i != mQueue.end()) { 9557f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian snprintf(buffer, SIZE, "%02d ", *i++); 9567f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian fifoSize++; 9577f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian fifo.append(buffer); 9587f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian } 9597f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian 9607f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian snprintf(buffer, SIZE, 9617f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian "%scurrent: {crop=[%d,%d,%d,%d], transform=0x%02x, current=%d, target=0x%04x}\n" 9627f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian "%snext : {crop=[%d,%d,%d,%d], transform=0x%02x, FIFO(%d)={%s}}\n" 9637f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian , 9647f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian prefix, mCurrentCrop.left, 9657f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian mCurrentCrop.top, mCurrentCrop.right, mCurrentCrop.bottom, 9667f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian mCurrentTransform, mCurrentTexture, mCurrentTextureTarget, 9677f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian prefix, mNextCrop.left, mNextCrop.top, mNextCrop.right, mNextCrop.bottom, 9687f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian mCurrentTransform, fifoSize, fifo.string() 9697f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian ); 9707f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian result.append(buffer); 9717f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian 9727f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian struct { 9737f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian const char * operator()(int state) const { 9747f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian switch (state) { 9757f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian case BufferSlot::DEQUEUED: return "DEQUEUED"; 9767f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian case BufferSlot::QUEUED: return "QUEUED"; 9777f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian case BufferSlot::FREE: return "FREE"; 9787f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian default: return "Unknown"; 9797f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian } 9807f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian } 9817f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian } stateName; 9827f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian 9837f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian for (int i=0 ; i<mBufferCount ; i++) { 9847f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian const BufferSlot& slot(mSlots[i]); 9857f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian snprintf(buffer, SIZE, 9867f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian "%s%s[%02d] state=%-8s, crop=[%d,%d,%d,%d], transform=0x%02x, " 987a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis "timestamp=%lld\n", 9887f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian prefix, (i==mCurrentTexture)?">":" ", i, stateName(slot.mBufferState), 989a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis slot.mCrop.left, slot.mCrop.top, slot.mCrop.right, slot.mCrop.bottom, 990a218715a7fca98c868feccee4751c94e38b676ffJamie Gennis slot.mTransform, slot.mTimestamp 9917f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian ); 9927f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian result.append(buffer); 9937f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian } 9947f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian} 9957f3289c95ec489651f1c04f1a71cfc7a8b535805Mathias Agopian 996b598fb90727be45e926a11abefc319819a733540Jamie Gennisstatic void mtxMul(float out[16], const float a[16], const float b[16]) { 997b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[0] = a[0]*b[0] + a[4]*b[1] + a[8]*b[2] + a[12]*b[3]; 998b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[1] = a[1]*b[0] + a[5]*b[1] + a[9]*b[2] + a[13]*b[3]; 999b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[2] = a[2]*b[0] + a[6]*b[1] + a[10]*b[2] + a[14]*b[3]; 1000b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[3] = a[3]*b[0] + a[7]*b[1] + a[11]*b[2] + a[15]*b[3]; 1001b598fb90727be45e926a11abefc319819a733540Jamie Gennis 1002b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[4] = a[0]*b[4] + a[4]*b[5] + a[8]*b[6] + a[12]*b[7]; 1003b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[5] = a[1]*b[4] + a[5]*b[5] + a[9]*b[6] + a[13]*b[7]; 1004b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[6] = a[2]*b[4] + a[6]*b[5] + a[10]*b[6] + a[14]*b[7]; 1005b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[7] = a[3]*b[4] + a[7]*b[5] + a[11]*b[6] + a[15]*b[7]; 1006b598fb90727be45e926a11abefc319819a733540Jamie Gennis 1007b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[8] = a[0]*b[8] + a[4]*b[9] + a[8]*b[10] + a[12]*b[11]; 1008b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[9] = a[1]*b[8] + a[5]*b[9] + a[9]*b[10] + a[13]*b[11]; 1009b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[10] = a[2]*b[8] + a[6]*b[9] + a[10]*b[10] + a[14]*b[11]; 1010b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[11] = a[3]*b[8] + a[7]*b[9] + a[11]*b[10] + a[15]*b[11]; 1011b598fb90727be45e926a11abefc319819a733540Jamie Gennis 1012b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[12] = a[0]*b[12] + a[4]*b[13] + a[8]*b[14] + a[12]*b[15]; 1013b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[13] = a[1]*b[12] + a[5]*b[13] + a[9]*b[14] + a[13]*b[15]; 1014b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[14] = a[2]*b[12] + a[6]*b[13] + a[10]*b[14] + a[14]*b[15]; 1015b598fb90727be45e926a11abefc319819a733540Jamie Gennis out[15] = a[3]*b[12] + a[7]*b[13] + a[11]*b[14] + a[15]*b[15]; 1016b598fb90727be45e926a11abefc319819a733540Jamie Gennis} 1017b598fb90727be45e926a11abefc319819a733540Jamie Gennis 101868e4a7ac849b681b1fb769857fc04f64262480c4Jamie Gennis}; // namespace android 1019