Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2010 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #define LOG_TAG "SurfaceTexture" |
Jamie Gennis | e70d8b4 | 2011-01-09 13:24:09 -0800 | [diff] [blame] | 18 | //#define LOG_NDEBUG 0 |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 19 | |
| 20 | #define GL_GLEXT_PROTOTYPES |
| 21 | #define EGL_EGLEXT_PROTOTYPES |
| 22 | |
| 23 | #include <EGL/egl.h> |
| 24 | #include <EGL/eglext.h> |
| 25 | #include <GLES2/gl2.h> |
| 26 | #include <GLES2/gl2ext.h> |
| 27 | |
| 28 | #include <gui/SurfaceTexture.h> |
| 29 | |
Mathias Agopian | 7a042bf | 2011-04-11 21:19:55 -0700 | [diff] [blame] | 30 | #include <hardware/hardware.h> |
| 31 | |
Mathias Agopian | 41f673c | 2011-11-17 17:48:35 -0800 | [diff] [blame^] | 32 | #include <private/gui/ComposerService.h> |
| 33 | |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 34 | #include <surfaceflinger/ISurfaceComposer.h> |
| 35 | #include <surfaceflinger/SurfaceComposerClient.h> |
Jamie Gennis | 9a78c90 | 2011-01-12 18:30:40 -0800 | [diff] [blame] | 36 | #include <surfaceflinger/IGraphicBufferAlloc.h> |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 37 | |
| 38 | #include <utils/Log.h> |
Mathias Agopian | 68c7794 | 2011-05-09 19:08:33 -0700 | [diff] [blame] | 39 | #include <utils/String8.h> |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 40 | |
Mathias Agopian | 7c6eba6 | 2011-11-14 19:17:37 -0800 | [diff] [blame] | 41 | #ifdef ALLOW_DEQUEUE_CURRENT_BUFFER |
| 42 | #define FLAG_ALLOW_DEQUEUE_CURRENT_BUFFER true |
| 43 | #warning "ALLOW_DEQUEUE_CURRENT_BUFFER enabled" |
| 44 | #else |
| 45 | #define FLAG_ALLOW_DEQUEUE_CURRENT_BUFFER false |
| 46 | #endif |
Mathias Agopian | 29b5762 | 2011-08-17 15:42:04 -0700 | [diff] [blame] | 47 | |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 48 | // Macros for including the SurfaceTexture name in log messages |
Steve Block | 6807e59 | 2011-10-20 11:56:00 +0100 | [diff] [blame] | 49 | #define ST_LOGV(x, ...) ALOGV("[%s] "x, mName.string(), ##__VA_ARGS__) |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 50 | #define ST_LOGD(x, ...) LOGD("[%s] "x, mName.string(), ##__VA_ARGS__) |
| 51 | #define ST_LOGI(x, ...) LOGI("[%s] "x, mName.string(), ##__VA_ARGS__) |
| 52 | #define ST_LOGW(x, ...) LOGW("[%s] "x, mName.string(), ##__VA_ARGS__) |
| 53 | #define ST_LOGE(x, ...) LOGE("[%s] "x, mName.string(), ##__VA_ARGS__) |
Mathias Agopian | 29b5762 | 2011-08-17 15:42:04 -0700 | [diff] [blame] | 54 | |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 55 | namespace android { |
| 56 | |
Jamie Gennis | f238e28 | 2011-01-09 16:33:17 -0800 | [diff] [blame] | 57 | // Transform matrices |
| 58 | static float mtxIdentity[16] = { |
| 59 | 1, 0, 0, 0, |
| 60 | 0, 1, 0, 0, |
| 61 | 0, 0, 1, 0, |
| 62 | 0, 0, 0, 1, |
| 63 | }; |
| 64 | static float mtxFlipH[16] = { |
| 65 | -1, 0, 0, 0, |
| 66 | 0, 1, 0, 0, |
| 67 | 0, 0, 1, 0, |
| 68 | 1, 0, 0, 1, |
| 69 | }; |
| 70 | static float mtxFlipV[16] = { |
| 71 | 1, 0, 0, 0, |
| 72 | 0, -1, 0, 0, |
| 73 | 0, 0, 1, 0, |
| 74 | 0, 1, 0, 1, |
| 75 | }; |
| 76 | static float mtxRot90[16] = { |
| 77 | 0, 1, 0, 0, |
| 78 | -1, 0, 0, 0, |
| 79 | 0, 0, 1, 0, |
| 80 | 1, 0, 0, 1, |
| 81 | }; |
| 82 | static float mtxRot180[16] = { |
| 83 | -1, 0, 0, 0, |
| 84 | 0, -1, 0, 0, |
| 85 | 0, 0, 1, 0, |
| 86 | 1, 1, 0, 1, |
| 87 | }; |
| 88 | static float mtxRot270[16] = { |
| 89 | 0, -1, 0, 0, |
| 90 | 1, 0, 0, 0, |
| 91 | 0, 0, 1, 0, |
| 92 | 0, 1, 0, 1, |
| 93 | }; |
| 94 | |
| 95 | static void mtxMul(float out[16], const float a[16], const float b[16]); |
| 96 | |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 97 | // Get an ID that's unique within this process. |
| 98 | static int32_t createProcessUniqueId() { |
| 99 | static volatile int32_t globalCounter = 0; |
| 100 | return android_atomic_inc(&globalCounter); |
| 101 | } |
| 102 | |
Jamie Gennis | fb1b5a2 | 2011-09-28 12:13:31 -0700 | [diff] [blame] | 103 | SurfaceTexture::SurfaceTexture(GLuint tex, bool allowSynchronousMode, |
| 104 | GLenum texTarget) : |
Mathias Agopian | a5c75c0 | 2011-03-31 19:10:24 -0700 | [diff] [blame] | 105 | mDefaultWidth(1), |
| 106 | mDefaultHeight(1), |
| 107 | mPixelFormat(PIXEL_FORMAT_RGBA_8888), |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 108 | mBufferCount(MIN_ASYNC_BUFFER_SLOTS), |
| 109 | mClientBufferCount(0), |
| 110 | mServerBufferCount(MIN_ASYNC_BUFFER_SLOTS), |
Eino-Ville Talvala | 1d01a12 | 2011-02-18 11:02:42 -0800 | [diff] [blame] | 111 | mCurrentTexture(INVALID_BUFFER_SLOT), |
| 112 | mCurrentTransform(0), |
| 113 | mCurrentTimestamp(0), |
Eino-Ville Talvala | 1d01a12 | 2011-02-18 11:02:42 -0800 | [diff] [blame] | 114 | mNextTransform(0), |
Mathias Agopian | 7734ebf | 2011-07-13 15:24:42 -0700 | [diff] [blame] | 115 | mNextScalingMode(NATIVE_WINDOW_SCALING_MODE_FREEZE), |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 116 | mTexName(tex), |
Grace Kloba | 14a0e58 | 2011-06-23 21:21:47 -0700 | [diff] [blame] | 117 | mSynchronousMode(false), |
Jamie Gennis | fe0a87b | 2011-07-13 19:12:20 -0700 | [diff] [blame] | 118 | mAllowSynchronousMode(allowSynchronousMode), |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 119 | mConnectedApi(NO_CONNECTED_API), |
Jamie Gennis | fb1b5a2 | 2011-09-28 12:13:31 -0700 | [diff] [blame] | 120 | mAbandoned(false), |
Sunita Nadampalli | a929748 | 2011-11-09 18:23:41 -0600 | [diff] [blame] | 121 | mTexTarget(texTarget), |
| 122 | mFrameCounter(0) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 123 | // Choose a name using the PID and a process-unique ID. |
| 124 | mName = String8::format("unnamed-%d-%d", getpid(), createProcessUniqueId()); |
| 125 | |
Jamie Gennis | 6ee96ad | 2011-10-19 13:36:31 -0700 | [diff] [blame] | 126 | ST_LOGV("SurfaceTexture"); |
Jamie Gennis | 9a78c90 | 2011-01-12 18:30:40 -0800 | [diff] [blame] | 127 | sp<ISurfaceComposer> composer(ComposerService::getComposerService()); |
| 128 | mGraphicBufferAlloc = composer->createGraphicBufferAlloc(); |
Mathias Agopian | cc57d6f | 2011-04-27 18:57:33 -0700 | [diff] [blame] | 129 | mNextCrop.makeInvalid(); |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 130 | memcpy(mCurrentTransformMatrix, mtxIdentity, |
| 131 | sizeof(mCurrentTransformMatrix)); |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 132 | } |
| 133 | |
| 134 | SurfaceTexture::~SurfaceTexture() { |
Jamie Gennis | 6ee96ad | 2011-10-19 13:36:31 -0700 | [diff] [blame] | 135 | ST_LOGV("~SurfaceTexture"); |
Mathias Agopian | ef51b99 | 2011-08-10 15:28:58 -0700 | [diff] [blame] | 136 | freeAllBuffersLocked(); |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 137 | } |
| 138 | |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 139 | status_t SurfaceTexture::setBufferCountServerLocked(int bufferCount) { |
| 140 | if (bufferCount > NUM_BUFFER_SLOTS) |
| 141 | return BAD_VALUE; |
| 142 | |
| 143 | // special-case, nothing to do |
| 144 | if (bufferCount == mBufferCount) |
| 145 | return OK; |
| 146 | |
| 147 | if (!mClientBufferCount && |
| 148 | bufferCount >= mBufferCount) { |
| 149 | // easy, we just have more buffers |
| 150 | mBufferCount = bufferCount; |
| 151 | mServerBufferCount = bufferCount; |
| 152 | mDequeueCondition.signal(); |
| 153 | } else { |
| 154 | // we're here because we're either |
| 155 | // - reducing the number of available buffers |
| 156 | // - or there is a client-buffer-count in effect |
| 157 | |
| 158 | // less than 2 buffers is never allowed |
| 159 | if (bufferCount < 2) |
| 160 | return BAD_VALUE; |
| 161 | |
| 162 | // when there is non client-buffer-count in effect, the client is not |
| 163 | // allowed to dequeue more than one buffer at a time, |
| 164 | // so the next time they dequeue a buffer, we know that they don't |
| 165 | // own one. the actual resizing will happen during the next |
| 166 | // dequeueBuffer. |
| 167 | |
| 168 | mServerBufferCount = bufferCount; |
| 169 | } |
| 170 | return OK; |
| 171 | } |
| 172 | |
| 173 | status_t SurfaceTexture::setBufferCountServer(int bufferCount) { |
| 174 | Mutex::Autolock lock(mMutex); |
| 175 | return setBufferCountServerLocked(bufferCount); |
| 176 | } |
| 177 | |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 178 | status_t SurfaceTexture::setBufferCount(int bufferCount) { |
Jamie Gennis | 6ee96ad | 2011-10-19 13:36:31 -0700 | [diff] [blame] | 179 | ST_LOGV("setBufferCount: count=%d", bufferCount); |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 180 | Mutex::Autolock lock(mMutex); |
Jamie Gennis | 9d4d6c1 | 2011-02-27 14:10:20 -0800 | [diff] [blame] | 181 | |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 182 | if (mAbandoned) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 183 | ST_LOGE("setBufferCount: SurfaceTexture has been abandoned!"); |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 184 | return NO_INIT; |
| 185 | } |
Pannag Sanketi | 292a31a | 2011-06-24 09:56:27 -0700 | [diff] [blame] | 186 | if (bufferCount > NUM_BUFFER_SLOTS) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 187 | ST_LOGE("setBufferCount: bufferCount larger than slots available"); |
Pannag Sanketi | 292a31a | 2011-06-24 09:56:27 -0700 | [diff] [blame] | 188 | return BAD_VALUE; |
| 189 | } |
| 190 | |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 191 | // Error out if the user has dequeued buffers |
| 192 | for (int i=0 ; i<mBufferCount ; i++) { |
| 193 | if (mSlots[i].mBufferState == BufferSlot::DEQUEUED) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 194 | ST_LOGE("setBufferCount: client owns some buffers"); |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 195 | return -EINVAL; |
| 196 | } |
| 197 | } |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 198 | |
Jamie Gennis | 1c121f6 | 2011-07-30 16:00:11 -0700 | [diff] [blame] | 199 | const int minBufferSlots = mSynchronousMode ? |
| 200 | MIN_SYNC_BUFFER_SLOTS : MIN_ASYNC_BUFFER_SLOTS; |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 201 | if (bufferCount == 0) { |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 202 | mClientBufferCount = 0; |
| 203 | bufferCount = (mServerBufferCount >= minBufferSlots) ? |
| 204 | mServerBufferCount : minBufferSlots; |
| 205 | return setBufferCountServerLocked(bufferCount); |
| 206 | } |
| 207 | |
Jamie Gennis | 1c121f6 | 2011-07-30 16:00:11 -0700 | [diff] [blame] | 208 | if (bufferCount < minBufferSlots) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 209 | ST_LOGE("setBufferCount: requested buffer count (%d) is less than " |
Jamie Gennis | 1c121f6 | 2011-07-30 16:00:11 -0700 | [diff] [blame] | 210 | "minimum (%d)", bufferCount, minBufferSlots); |
Jamie Gennis | 9d4d6c1 | 2011-02-27 14:10:20 -0800 | [diff] [blame] | 211 | return BAD_VALUE; |
| 212 | } |
| 213 | |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 214 | // here we're guaranteed that the client doesn't have dequeued buffers |
| 215 | // and will release all of its buffer references. |
Mathias Agopian | ef51b99 | 2011-08-10 15:28:58 -0700 | [diff] [blame] | 216 | freeAllBuffersLocked(); |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 217 | mBufferCount = bufferCount; |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 218 | mClientBufferCount = bufferCount; |
Jamie Gennis | 67eedd7 | 2011-01-09 13:25:39 -0800 | [diff] [blame] | 219 | mCurrentTexture = INVALID_BUFFER_SLOT; |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 220 | mQueue.clear(); |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 221 | mDequeueCondition.signal(); |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 222 | return OK; |
| 223 | } |
| 224 | |
Mathias Agopian | a5c75c0 | 2011-03-31 19:10:24 -0700 | [diff] [blame] | 225 | status_t SurfaceTexture::setDefaultBufferSize(uint32_t w, uint32_t h) |
| 226 | { |
Jamie Gennis | 6ee96ad | 2011-10-19 13:36:31 -0700 | [diff] [blame] | 227 | ST_LOGV("setDefaultBufferSize: w=%d, h=%d", w, h); |
Mathias Agopian | 3fbce7c | 2011-07-25 19:56:08 -0700 | [diff] [blame] | 228 | if (!w || !h) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 229 | ST_LOGE("setDefaultBufferSize: dimensions cannot be 0 (w=%d, h=%d)", |
| 230 | w, h); |
Mathias Agopian | 3fbce7c | 2011-07-25 19:56:08 -0700 | [diff] [blame] | 231 | return BAD_VALUE; |
Mathias Agopian | a5c75c0 | 2011-03-31 19:10:24 -0700 | [diff] [blame] | 232 | } |
Mathias Agopian | 3fbce7c | 2011-07-25 19:56:08 -0700 | [diff] [blame] | 233 | |
| 234 | Mutex::Autolock lock(mMutex); |
| 235 | mDefaultWidth = w; |
| 236 | mDefaultHeight = h; |
Mathias Agopian | a5c75c0 | 2011-03-31 19:10:24 -0700 | [diff] [blame] | 237 | return OK; |
| 238 | } |
| 239 | |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 240 | status_t SurfaceTexture::requestBuffer(int slot, sp<GraphicBuffer>* buf) { |
Jamie Gennis | 6ee96ad | 2011-10-19 13:36:31 -0700 | [diff] [blame] | 241 | ST_LOGV("requestBuffer: slot=%d", slot); |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 242 | Mutex::Autolock lock(mMutex); |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 243 | if (mAbandoned) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 244 | ST_LOGE("requestBuffer: SurfaceTexture has been abandoned!"); |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 245 | return NO_INIT; |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 246 | } |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 247 | if (slot < 0 || mBufferCount <= slot) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 248 | ST_LOGE("requestBuffer: slot index out of range [0, %d]: %d", |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 249 | mBufferCount, slot); |
| 250 | return BAD_VALUE; |
| 251 | } |
| 252 | mSlots[slot].mRequestBufferCalled = true; |
| 253 | *buf = mSlots[slot].mGraphicBuffer; |
| 254 | return NO_ERROR; |
Mathias Agopian | c04f153 | 2011-04-25 20:22:14 -0700 | [diff] [blame] | 255 | } |
| 256 | |
| 257 | status_t SurfaceTexture::dequeueBuffer(int *outBuf, uint32_t w, uint32_t h, |
| 258 | uint32_t format, uint32_t usage) { |
Jamie Gennis | 6ee96ad | 2011-10-19 13:36:31 -0700 | [diff] [blame] | 259 | ST_LOGV("dequeueBuffer: w=%d h=%d fmt=%#x usage=%#x", w, h, format, usage); |
Mathias Agopian | c04f153 | 2011-04-25 20:22:14 -0700 | [diff] [blame] | 260 | |
Pannag Sanketi | 292a31a | 2011-06-24 09:56:27 -0700 | [diff] [blame] | 261 | if ((w && !h) || (!w && h)) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 262 | ST_LOGE("dequeueBuffer: invalid size: w=%u, h=%u", w, h); |
Mathias Agopian | c04f153 | 2011-04-25 20:22:14 -0700 | [diff] [blame] | 263 | return BAD_VALUE; |
Mathias Agopian | a5c75c0 | 2011-03-31 19:10:24 -0700 | [diff] [blame] | 264 | } |
| 265 | |
Mathias Agopian | c04f153 | 2011-04-25 20:22:14 -0700 | [diff] [blame] | 266 | Mutex::Autolock lock(mMutex); |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 267 | |
| 268 | status_t returnFlags(OK); |
| 269 | |
Sunita Nadampalli | a929748 | 2011-11-09 18:23:41 -0600 | [diff] [blame] | 270 | int found = -1; |
| 271 | int foundSync = -1; |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 272 | int dequeuedCount = 0; |
| 273 | bool tryAgain = true; |
| 274 | while (tryAgain) { |
Mathias Agopian | 2560d14 | 2011-08-10 16:33:23 -0700 | [diff] [blame] | 275 | if (mAbandoned) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 276 | ST_LOGE("dequeueBuffer: SurfaceTexture has been abandoned!"); |
Mathias Agopian | 2560d14 | 2011-08-10 16:33:23 -0700 | [diff] [blame] | 277 | return NO_INIT; |
| 278 | } |
Mathias Agopian | 2560d14 | 2011-08-10 16:33:23 -0700 | [diff] [blame] | 279 | |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 280 | // We need to wait for the FIFO to drain if the number of buffer |
| 281 | // needs to change. |
| 282 | // |
Mathias Agopian | 2560d14 | 2011-08-10 16:33:23 -0700 | [diff] [blame] | 283 | // The condition "number of buffers needs to change" is true if |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 284 | // - the client doesn't care about how many buffers there are |
| 285 | // - AND the actual number of buffer is different from what was |
| 286 | // set in the last setBufferCountServer() |
| 287 | // - OR - |
| 288 | // setBufferCountServer() was set to a value incompatible with |
| 289 | // the synchronization mode (for instance because the sync mode |
| 290 | // changed since) |
| 291 | // |
| 292 | // As long as this condition is true AND the FIFO is not empty, we |
| 293 | // wait on mDequeueCondition. |
| 294 | |
Mathias Agopian | 2560d14 | 2011-08-10 16:33:23 -0700 | [diff] [blame] | 295 | const int minBufferCountNeeded = mSynchronousMode ? |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 296 | MIN_SYNC_BUFFER_SLOTS : MIN_ASYNC_BUFFER_SLOTS; |
| 297 | |
Mathias Agopian | 2560d14 | 2011-08-10 16:33:23 -0700 | [diff] [blame] | 298 | const bool numberOfBuffersNeedsToChange = !mClientBufferCount && |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 299 | ((mServerBufferCount != mBufferCount) || |
Mathias Agopian | 2560d14 | 2011-08-10 16:33:23 -0700 | [diff] [blame] | 300 | (mServerBufferCount < minBufferCountNeeded)); |
| 301 | |
| 302 | if (!mQueue.isEmpty() && numberOfBuffersNeedsToChange) { |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 303 | // wait for the FIFO to drain |
Mathias Agopian | 2560d14 | 2011-08-10 16:33:23 -0700 | [diff] [blame] | 304 | mDequeueCondition.wait(mMutex); |
| 305 | // NOTE: we continue here because we need to reevaluate our |
| 306 | // whole state (eg: we could be abandoned or disconnected) |
| 307 | continue; |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 308 | } |
| 309 | |
Mathias Agopian | 2560d14 | 2011-08-10 16:33:23 -0700 | [diff] [blame] | 310 | if (numberOfBuffersNeedsToChange) { |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 311 | // here we're guaranteed that mQueue is empty |
Mathias Agopian | ef51b99 | 2011-08-10 15:28:58 -0700 | [diff] [blame] | 312 | freeAllBuffersLocked(); |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 313 | mBufferCount = mServerBufferCount; |
| 314 | if (mBufferCount < minBufferCountNeeded) |
| 315 | mBufferCount = minBufferCountNeeded; |
| 316 | mCurrentTexture = INVALID_BUFFER_SLOT; |
| 317 | returnFlags |= ISurfaceTexture::RELEASE_ALL_BUFFERS; |
| 318 | } |
| 319 | |
| 320 | // look for a free buffer to give to the client |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 321 | found = INVALID_BUFFER_SLOT; |
| 322 | foundSync = INVALID_BUFFER_SLOT; |
| 323 | dequeuedCount = 0; |
| 324 | for (int i = 0; i < mBufferCount; i++) { |
| 325 | const int state = mSlots[i].mBufferState; |
| 326 | if (state == BufferSlot::DEQUEUED) { |
| 327 | dequeuedCount++; |
| 328 | } |
Mathias Agopian | 29b5762 | 2011-08-17 15:42:04 -0700 | [diff] [blame] | 329 | |
| 330 | // if buffer is FREE it CANNOT be current |
| 331 | LOGW_IF((state == BufferSlot::FREE) && (mCurrentTexture==i), |
| 332 | "dequeueBuffer: buffer %d is both FREE and current!", i); |
| 333 | |
Mathias Agopian | 7c6eba6 | 2011-11-14 19:17:37 -0800 | [diff] [blame] | 334 | if (FLAG_ALLOW_DEQUEUE_CURRENT_BUFFER) { |
Mathias Agopian | 29b5762 | 2011-08-17 15:42:04 -0700 | [diff] [blame] | 335 | if (state == BufferSlot::FREE || i == mCurrentTexture) { |
| 336 | foundSync = i; |
| 337 | if (i != mCurrentTexture) { |
| 338 | found = i; |
| 339 | break; |
| 340 | } |
| 341 | } |
| 342 | } else { |
| 343 | if (state == BufferSlot::FREE) { |
Sunita Nadampalli | a929748 | 2011-11-09 18:23:41 -0600 | [diff] [blame] | 344 | /** For Asynchronous mode, we need to return the oldest of free buffers |
| 345 | * There is only one instance when the Framecounter overflows, this logic |
| 346 | * might return the earlier buffer to client. Which is a negligible impact |
| 347 | **/ |
| 348 | if (found < 0 || mSlots[i].mFrameNumber < mSlots[found].mFrameNumber) { |
| 349 | foundSync = i; |
| 350 | found = i; |
| 351 | } |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 352 | } |
| 353 | } |
| 354 | } |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 355 | |
| 356 | // clients are not allowed to dequeue more than one buffer |
| 357 | // if they didn't set a buffer count. |
| 358 | if (!mClientBufferCount && dequeuedCount) { |
Jamie Gennis | 6ee96ad | 2011-10-19 13:36:31 -0700 | [diff] [blame] | 359 | ST_LOGE("dequeueBuffer: can't dequeue multiple buffers without " |
| 360 | "setting the buffer count"); |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 361 | return -EINVAL; |
| 362 | } |
| 363 | |
Jamie Gennis | c2c8dfd | 2011-05-23 18:44:04 -0700 | [diff] [blame] | 364 | // See whether a buffer has been queued since the last setBufferCount so |
| 365 | // we know whether to perform the MIN_UNDEQUEUED_BUFFERS check below. |
| 366 | bool bufferHasBeenQueued = mCurrentTexture != INVALID_BUFFER_SLOT; |
| 367 | if (bufferHasBeenQueued) { |
| 368 | // make sure the client is not trying to dequeue more buffers |
| 369 | // than allowed. |
| 370 | const int avail = mBufferCount - (dequeuedCount+1); |
| 371 | if (avail < (MIN_UNDEQUEUED_BUFFERS-int(mSynchronousMode))) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 372 | ST_LOGE("dequeueBuffer: MIN_UNDEQUEUED_BUFFERS=%d exceeded " |
| 373 | "(dequeued=%d)", |
Jamie Gennis | c2c8dfd | 2011-05-23 18:44:04 -0700 | [diff] [blame] | 374 | MIN_UNDEQUEUED_BUFFERS-int(mSynchronousMode), |
| 375 | dequeuedCount); |
| 376 | return -EBUSY; |
| 377 | } |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 378 | } |
| 379 | |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 380 | // we're in synchronous mode and didn't find a buffer, we need to wait |
Mathias Agopian | 29b5762 | 2011-08-17 15:42:04 -0700 | [diff] [blame] | 381 | // for some buffers to be consumed |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 382 | tryAgain = mSynchronousMode && (foundSync == INVALID_BUFFER_SLOT); |
| 383 | if (tryAgain) { |
| 384 | mDequeueCondition.wait(mMutex); |
Mathias Agopian | c04f153 | 2011-04-25 20:22:14 -0700 | [diff] [blame] | 385 | } |
| 386 | } |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 387 | |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 388 | if (mSynchronousMode && found == INVALID_BUFFER_SLOT) { |
| 389 | // foundSync guaranteed to be != INVALID_BUFFER_SLOT |
| 390 | found = foundSync; |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 391 | } |
| 392 | |
Mathias Agopian | c04f153 | 2011-04-25 20:22:14 -0700 | [diff] [blame] | 393 | if (found == INVALID_BUFFER_SLOT) { |
Jamie Gennis | 6ee96ad | 2011-10-19 13:36:31 -0700 | [diff] [blame] | 394 | // This should not happen. |
| 395 | ST_LOGE("dequeueBuffer: no available buffer slots"); |
Mathias Agopian | c04f153 | 2011-04-25 20:22:14 -0700 | [diff] [blame] | 396 | return -EBUSY; |
| 397 | } |
| 398 | |
| 399 | const int buf = found; |
| 400 | *outBuf = found; |
| 401 | |
Mathias Agopian | a5c75c0 | 2011-03-31 19:10:24 -0700 | [diff] [blame] | 402 | const bool useDefaultSize = !w && !h; |
| 403 | if (useDefaultSize) { |
| 404 | // use the default size |
| 405 | w = mDefaultWidth; |
| 406 | h = mDefaultHeight; |
| 407 | } |
| 408 | |
| 409 | const bool updateFormat = (format != 0); |
| 410 | if (!updateFormat) { |
| 411 | // keep the current (or default) format |
| 412 | format = mPixelFormat; |
| 413 | } |
| 414 | |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 415 | // buffer is now in DEQUEUED (but can also be current at the same time, |
| 416 | // if we're in synchronous mode) |
| 417 | mSlots[buf].mBufferState = BufferSlot::DEQUEUED; |
| 418 | |
| 419 | const sp<GraphicBuffer>& buffer(mSlots[buf].mGraphicBuffer); |
Mathias Agopian | c04f153 | 2011-04-25 20:22:14 -0700 | [diff] [blame] | 420 | if ((buffer == NULL) || |
| 421 | (uint32_t(buffer->width) != w) || |
| 422 | (uint32_t(buffer->height) != h) || |
| 423 | (uint32_t(buffer->format) != format) || |
| 424 | ((uint32_t(buffer->usage) & usage) != usage)) |
| 425 | { |
| 426 | usage |= GraphicBuffer::USAGE_HW_TEXTURE; |
Mathias Agopian | d9e8c64 | 2011-07-01 14:53:49 -0700 | [diff] [blame] | 427 | status_t error; |
Mathias Agopian | c04f153 | 2011-04-25 20:22:14 -0700 | [diff] [blame] | 428 | sp<GraphicBuffer> graphicBuffer( |
Mathias Agopian | d9e8c64 | 2011-07-01 14:53:49 -0700 | [diff] [blame] | 429 | mGraphicBufferAlloc->createGraphicBuffer( |
| 430 | w, h, format, usage, &error)); |
Mathias Agopian | c04f153 | 2011-04-25 20:22:14 -0700 | [diff] [blame] | 431 | if (graphicBuffer == 0) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 432 | ST_LOGE("dequeueBuffer: SurfaceComposer::createGraphicBuffer " |
| 433 | "failed"); |
Mathias Agopian | d9e8c64 | 2011-07-01 14:53:49 -0700 | [diff] [blame] | 434 | return error; |
Mathias Agopian | c04f153 | 2011-04-25 20:22:14 -0700 | [diff] [blame] | 435 | } |
Mathias Agopian | a5c75c0 | 2011-03-31 19:10:24 -0700 | [diff] [blame] | 436 | if (updateFormat) { |
| 437 | mPixelFormat = format; |
| 438 | } |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 439 | mSlots[buf].mGraphicBuffer = graphicBuffer; |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 440 | mSlots[buf].mRequestBufferCalled = false; |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 441 | if (mSlots[buf].mEglImage != EGL_NO_IMAGE_KHR) { |
| 442 | eglDestroyImageKHR(mSlots[buf].mEglDisplay, mSlots[buf].mEglImage); |
| 443 | mSlots[buf].mEglImage = EGL_NO_IMAGE_KHR; |
| 444 | mSlots[buf].mEglDisplay = EGL_NO_DISPLAY; |
| 445 | } |
Jamie Gennis | aaa3ecf | 2011-11-17 16:00:44 -0800 | [diff] [blame] | 446 | if (mCurrentTexture == buf) { |
| 447 | // The current texture no longer references the buffer in this slot |
| 448 | // since we just allocated a new buffer. |
| 449 | mCurrentTexture = INVALID_BUFFER_SLOT; |
| 450 | } |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 451 | returnFlags |= ISurfaceTexture::BUFFER_NEEDS_REALLOCATION; |
Mathias Agopian | a5c75c0 | 2011-03-31 19:10:24 -0700 | [diff] [blame] | 452 | } |
Jamie Gennis | 6ee96ad | 2011-10-19 13:36:31 -0700 | [diff] [blame] | 453 | ST_LOGV("dequeueBuffer: returning slot=%d buf=%p flags=%#x", buf, |
| 454 | mSlots[buf].mGraphicBuffer->handle, returnFlags); |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 455 | return returnFlags; |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 456 | } |
| 457 | |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 458 | status_t SurfaceTexture::setSynchronousMode(bool enabled) { |
Jamie Gennis | 6ee96ad | 2011-10-19 13:36:31 -0700 | [diff] [blame] | 459 | ST_LOGV("setSynchronousMode: enabled=%d", enabled); |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 460 | Mutex::Autolock lock(mMutex); |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 461 | |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 462 | if (mAbandoned) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 463 | ST_LOGE("setSynchronousMode: SurfaceTexture has been abandoned!"); |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 464 | return NO_INIT; |
| 465 | } |
| 466 | |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 467 | status_t err = OK; |
Grace Kloba | 14a0e58 | 2011-06-23 21:21:47 -0700 | [diff] [blame] | 468 | if (!mAllowSynchronousMode && enabled) |
| 469 | return err; |
| 470 | |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 471 | if (!enabled) { |
| 472 | // going to asynchronous mode, drain the queue |
Mathias Agopian | 8e19c2e | 2011-08-10 17:35:09 -0700 | [diff] [blame] | 473 | err = drainQueueLocked(); |
| 474 | if (err != NO_ERROR) |
| 475 | return err; |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 476 | } |
| 477 | |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 478 | if (mSynchronousMode != enabled) { |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 479 | // - if we're going to asynchronous mode, the queue is guaranteed to be |
| 480 | // empty here |
| 481 | // - if the client set the number of buffers, we're guaranteed that |
| 482 | // we have at least 3 (because we don't allow less) |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 483 | mSynchronousMode = enabled; |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 484 | mDequeueCondition.signal(); |
| 485 | } |
Mathias Agopian | 8072711 | 2011-05-02 19:51:12 -0700 | [diff] [blame] | 486 | return err; |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 487 | } |
| 488 | |
Mathias Agopian | 97c602c | 2011-07-19 15:24:46 -0700 | [diff] [blame] | 489 | status_t SurfaceTexture::queueBuffer(int buf, int64_t timestamp, |
| 490 | uint32_t* outWidth, uint32_t* outHeight, uint32_t* outTransform) { |
Jamie Gennis | 6ee96ad | 2011-10-19 13:36:31 -0700 | [diff] [blame] | 491 | ST_LOGV("queueBuffer: slot=%d time=%lld", buf, timestamp); |
Mathias Agopian | cf46eb9 | 2011-05-11 15:05:29 -0700 | [diff] [blame] | 492 | |
| 493 | sp<FrameAvailableListener> listener; |
| 494 | |
| 495 | { // scope for the lock |
Jamie Gennis | 8cd5ba4 | 2011-05-19 13:33:00 -0700 | [diff] [blame] | 496 | Mutex::Autolock lock(mMutex); |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 497 | if (mAbandoned) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 498 | ST_LOGE("queueBuffer: SurfaceTexture has been abandoned!"); |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 499 | return NO_INIT; |
| 500 | } |
Jamie Gennis | 8cd5ba4 | 2011-05-19 13:33:00 -0700 | [diff] [blame] | 501 | if (buf < 0 || buf >= mBufferCount) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 502 | ST_LOGE("queueBuffer: slot index out of range [0, %d]: %d", |
Jamie Gennis | 8cd5ba4 | 2011-05-19 13:33:00 -0700 | [diff] [blame] | 503 | mBufferCount, buf); |
| 504 | return -EINVAL; |
| 505 | } else if (mSlots[buf].mBufferState != BufferSlot::DEQUEUED) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 506 | ST_LOGE("queueBuffer: slot %d is not owned by the client " |
| 507 | "(state=%d)", buf, mSlots[buf].mBufferState); |
Jamie Gennis | 8cd5ba4 | 2011-05-19 13:33:00 -0700 | [diff] [blame] | 508 | return -EINVAL; |
| 509 | } else if (buf == mCurrentTexture) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 510 | ST_LOGE("queueBuffer: slot %d is current!", buf); |
Jamie Gennis | 8cd5ba4 | 2011-05-19 13:33:00 -0700 | [diff] [blame] | 511 | return -EINVAL; |
| 512 | } else if (!mSlots[buf].mRequestBufferCalled) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 513 | ST_LOGE("queueBuffer: slot %d was enqueued without requesting a " |
Jamie Gennis | 8cd5ba4 | 2011-05-19 13:33:00 -0700 | [diff] [blame] | 514 | "buffer", buf); |
| 515 | return -EINVAL; |
| 516 | } |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 517 | |
Jamie Gennis | 8cd5ba4 | 2011-05-19 13:33:00 -0700 | [diff] [blame] | 518 | if (mSynchronousMode) { |
Jamie Gennis | 3d8063b | 2011-06-26 18:27:47 -0700 | [diff] [blame] | 519 | // In synchronous mode we queue all buffers in a FIFO. |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 520 | mQueue.push_back(buf); |
Jamie Gennis | 3d8063b | 2011-06-26 18:27:47 -0700 | [diff] [blame] | 521 | |
| 522 | // Synchronous mode always signals that an additional frame should |
| 523 | // be consumed. |
| 524 | listener = mFrameAvailableListener; |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 525 | } else { |
Jamie Gennis | 3d8063b | 2011-06-26 18:27:47 -0700 | [diff] [blame] | 526 | // In asynchronous mode we only keep the most recent buffer. |
Jamie Gennis | 8cd5ba4 | 2011-05-19 13:33:00 -0700 | [diff] [blame] | 527 | if (mQueue.empty()) { |
| 528 | mQueue.push_back(buf); |
Jamie Gennis | 3d8063b | 2011-06-26 18:27:47 -0700 | [diff] [blame] | 529 | |
| 530 | // Asynchronous mode only signals that a frame should be |
| 531 | // consumed if no previous frame was pending. If a frame were |
| 532 | // pending then the consumer would have already been notified. |
| 533 | listener = mFrameAvailableListener; |
Jamie Gennis | 8cd5ba4 | 2011-05-19 13:33:00 -0700 | [diff] [blame] | 534 | } else { |
| 535 | Fifo::iterator front(mQueue.begin()); |
| 536 | // buffer currently queued is freed |
| 537 | mSlots[*front].mBufferState = BufferSlot::FREE; |
| 538 | // and we record the new buffer index in the queued list |
| 539 | *front = buf; |
| 540 | } |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 541 | } |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 542 | |
Jamie Gennis | 8cd5ba4 | 2011-05-19 13:33:00 -0700 | [diff] [blame] | 543 | mSlots[buf].mBufferState = BufferSlot::QUEUED; |
| 544 | mSlots[buf].mCrop = mNextCrop; |
| 545 | mSlots[buf].mTransform = mNextTransform; |
Mathias Agopian | 7734ebf | 2011-07-13 15:24:42 -0700 | [diff] [blame] | 546 | mSlots[buf].mScalingMode = mNextScalingMode; |
Jamie Gennis | 8cd5ba4 | 2011-05-19 13:33:00 -0700 | [diff] [blame] | 547 | mSlots[buf].mTimestamp = timestamp; |
Sunita Nadampalli | a929748 | 2011-11-09 18:23:41 -0600 | [diff] [blame] | 548 | mFrameCounter++; |
| 549 | mSlots[buf].mFrameNumber = mFrameCounter; |
| 550 | |
Jamie Gennis | 8cd5ba4 | 2011-05-19 13:33:00 -0700 | [diff] [blame] | 551 | mDequeueCondition.signal(); |
Mathias Agopian | 3902be6 | 2011-08-17 12:45:40 -0700 | [diff] [blame] | 552 | |
| 553 | *outWidth = mDefaultWidth; |
| 554 | *outHeight = mDefaultHeight; |
| 555 | *outTransform = 0; |
Mathias Agopian | cf46eb9 | 2011-05-11 15:05:29 -0700 | [diff] [blame] | 556 | } // scope for the lock |
| 557 | |
| 558 | // call back without lock held |
| 559 | if (listener != 0) { |
| 560 | listener->onFrameAvailable(); |
| 561 | } |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 562 | return OK; |
| 563 | } |
| 564 | |
| 565 | void SurfaceTexture::cancelBuffer(int buf) { |
Jamie Gennis | 6ee96ad | 2011-10-19 13:36:31 -0700 | [diff] [blame] | 566 | ST_LOGV("cancelBuffer: slot=%d", buf); |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 567 | Mutex::Autolock lock(mMutex); |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 568 | |
| 569 | if (mAbandoned) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 570 | ST_LOGW("cancelBuffer: SurfaceTexture has been abandoned!"); |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 571 | return; |
| 572 | } |
| 573 | |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 574 | if (buf < 0 || buf >= mBufferCount) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 575 | ST_LOGE("cancelBuffer: slot index out of range [0, %d]: %d", |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 576 | mBufferCount, buf); |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 577 | return; |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 578 | } else if (mSlots[buf].mBufferState != BufferSlot::DEQUEUED) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 579 | ST_LOGE("cancelBuffer: slot %d is not owned by the client (state=%d)", |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 580 | buf, mSlots[buf].mBufferState); |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 581 | return; |
| 582 | } |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 583 | mSlots[buf].mBufferState = BufferSlot::FREE; |
Sunita Nadampalli | a929748 | 2011-11-09 18:23:41 -0600 | [diff] [blame] | 584 | mSlots[buf].mFrameNumber = 0; |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 585 | mDequeueCondition.signal(); |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 586 | } |
| 587 | |
Jamie Gennis | f238e28 | 2011-01-09 16:33:17 -0800 | [diff] [blame] | 588 | status_t SurfaceTexture::setCrop(const Rect& crop) { |
Jamie Gennis | 6ee96ad | 2011-10-19 13:36:31 -0700 | [diff] [blame] | 589 | ST_LOGV("setCrop: crop=[%d,%d,%d,%d]", crop.left, crop.top, crop.right, |
| 590 | crop.bottom); |
| 591 | |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 592 | Mutex::Autolock lock(mMutex); |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 593 | if (mAbandoned) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 594 | ST_LOGE("setCrop: SurfaceTexture has been abandoned!"); |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 595 | return NO_INIT; |
| 596 | } |
Jamie Gennis | f238e28 | 2011-01-09 16:33:17 -0800 | [diff] [blame] | 597 | mNextCrop = crop; |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 598 | return OK; |
| 599 | } |
| 600 | |
| 601 | status_t SurfaceTexture::setTransform(uint32_t transform) { |
Jamie Gennis | 6ee96ad | 2011-10-19 13:36:31 -0700 | [diff] [blame] | 602 | ST_LOGV("setTransform: xform=%#x", transform); |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 603 | Mutex::Autolock lock(mMutex); |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 604 | if (mAbandoned) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 605 | ST_LOGE("setTransform: SurfaceTexture has been abandoned!"); |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 606 | return NO_INIT; |
| 607 | } |
Jamie Gennis | f238e28 | 2011-01-09 16:33:17 -0800 | [diff] [blame] | 608 | mNextTransform = transform; |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 609 | return OK; |
| 610 | } |
| 611 | |
Mathias Agopian | 5bfc245 | 2011-08-08 19:14:03 -0700 | [diff] [blame] | 612 | status_t SurfaceTexture::connect(int api, |
| 613 | uint32_t* outWidth, uint32_t* outHeight, uint32_t* outTransform) { |
Jamie Gennis | 6ee96ad | 2011-10-19 13:36:31 -0700 | [diff] [blame] | 614 | ST_LOGV("connect: api=%d", api); |
Jamie Gennis | fe0a87b | 2011-07-13 19:12:20 -0700 | [diff] [blame] | 615 | Mutex::Autolock lock(mMutex); |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 616 | |
| 617 | if (mAbandoned) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 618 | ST_LOGE("connect: SurfaceTexture has been abandoned!"); |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 619 | return NO_INIT; |
| 620 | } |
| 621 | |
Jamie Gennis | fe0a87b | 2011-07-13 19:12:20 -0700 | [diff] [blame] | 622 | int err = NO_ERROR; |
| 623 | switch (api) { |
| 624 | case NATIVE_WINDOW_API_EGL: |
| 625 | case NATIVE_WINDOW_API_CPU: |
| 626 | case NATIVE_WINDOW_API_MEDIA: |
| 627 | case NATIVE_WINDOW_API_CAMERA: |
| 628 | if (mConnectedApi != NO_CONNECTED_API) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 629 | ST_LOGE("connect: already connected (cur=%d, req=%d)", |
Mathias Agopian | 8f9dbf9 | 2011-07-13 17:39:11 -0700 | [diff] [blame] | 630 | mConnectedApi, api); |
Jamie Gennis | fe0a87b | 2011-07-13 19:12:20 -0700 | [diff] [blame] | 631 | err = -EINVAL; |
| 632 | } else { |
| 633 | mConnectedApi = api; |
Mathias Agopian | 5bfc245 | 2011-08-08 19:14:03 -0700 | [diff] [blame] | 634 | *outWidth = mDefaultWidth; |
| 635 | *outHeight = mDefaultHeight; |
| 636 | *outTransform = 0; |
Jamie Gennis | fe0a87b | 2011-07-13 19:12:20 -0700 | [diff] [blame] | 637 | } |
| 638 | break; |
| 639 | default: |
| 640 | err = -EINVAL; |
| 641 | break; |
| 642 | } |
| 643 | return err; |
| 644 | } |
| 645 | |
| 646 | status_t SurfaceTexture::disconnect(int api) { |
Jamie Gennis | 6ee96ad | 2011-10-19 13:36:31 -0700 | [diff] [blame] | 647 | ST_LOGV("disconnect: api=%d", api); |
Jamie Gennis | fe0a87b | 2011-07-13 19:12:20 -0700 | [diff] [blame] | 648 | Mutex::Autolock lock(mMutex); |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 649 | |
| 650 | if (mAbandoned) { |
Mathias Agopian | 8b8a004 | 2011-11-18 14:30:20 -0800 | [diff] [blame] | 651 | // it is not really an error to disconnect after the surface |
| 652 | // has been abandoned, it should just be a no-op. |
| 653 | return NO_ERROR; |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 654 | } |
| 655 | |
Jamie Gennis | fe0a87b | 2011-07-13 19:12:20 -0700 | [diff] [blame] | 656 | int err = NO_ERROR; |
| 657 | switch (api) { |
| 658 | case NATIVE_WINDOW_API_EGL: |
| 659 | case NATIVE_WINDOW_API_CPU: |
| 660 | case NATIVE_WINDOW_API_MEDIA: |
| 661 | case NATIVE_WINDOW_API_CAMERA: |
| 662 | if (mConnectedApi == api) { |
Mathias Agopian | 8e19c2e | 2011-08-10 17:35:09 -0700 | [diff] [blame] | 663 | drainQueueAndFreeBuffersLocked(); |
Jamie Gennis | fe0a87b | 2011-07-13 19:12:20 -0700 | [diff] [blame] | 664 | mConnectedApi = NO_CONNECTED_API; |
Mathias Agopian | 70e3f81 | 2011-08-25 17:03:30 -0700 | [diff] [blame] | 665 | mNextCrop.makeInvalid(); |
| 666 | mNextScalingMode = NATIVE_WINDOW_SCALING_MODE_FREEZE; |
| 667 | mNextTransform = 0; |
Mathias Agopian | 8e19c2e | 2011-08-10 17:35:09 -0700 | [diff] [blame] | 668 | mDequeueCondition.signal(); |
Jamie Gennis | fe0a87b | 2011-07-13 19:12:20 -0700 | [diff] [blame] | 669 | } else { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 670 | ST_LOGE("disconnect: connected to another api (cur=%d, req=%d)", |
Mathias Agopian | 8f9dbf9 | 2011-07-13 17:39:11 -0700 | [diff] [blame] | 671 | mConnectedApi, api); |
Jamie Gennis | fe0a87b | 2011-07-13 19:12:20 -0700 | [diff] [blame] | 672 | err = -EINVAL; |
| 673 | } |
| 674 | break; |
| 675 | default: |
Jamie Gennis | 6ee96ad | 2011-10-19 13:36:31 -0700 | [diff] [blame] | 676 | ST_LOGE("disconnect: unknown API %d", api); |
Jamie Gennis | fe0a87b | 2011-07-13 19:12:20 -0700 | [diff] [blame] | 677 | err = -EINVAL; |
| 678 | break; |
| 679 | } |
| 680 | return err; |
| 681 | } |
| 682 | |
Mathias Agopian | 7734ebf | 2011-07-13 15:24:42 -0700 | [diff] [blame] | 683 | status_t SurfaceTexture::setScalingMode(int mode) { |
Jamie Gennis | 6ee96ad | 2011-10-19 13:36:31 -0700 | [diff] [blame] | 684 | ST_LOGV("setScalingMode: mode=%d", mode); |
Mathias Agopian | 7734ebf | 2011-07-13 15:24:42 -0700 | [diff] [blame] | 685 | |
| 686 | switch (mode) { |
| 687 | case NATIVE_WINDOW_SCALING_MODE_FREEZE: |
| 688 | case NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW: |
| 689 | break; |
| 690 | default: |
Jamie Gennis | 6ee96ad | 2011-10-19 13:36:31 -0700 | [diff] [blame] | 691 | ST_LOGE("unknown scaling mode: %d", mode); |
Mathias Agopian | 7734ebf | 2011-07-13 15:24:42 -0700 | [diff] [blame] | 692 | return BAD_VALUE; |
| 693 | } |
| 694 | |
| 695 | Mutex::Autolock lock(mMutex); |
| 696 | mNextScalingMode = mode; |
| 697 | return OK; |
| 698 | } |
| 699 | |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 700 | status_t SurfaceTexture::updateTexImage() { |
Jamie Gennis | 6ee96ad | 2011-10-19 13:36:31 -0700 | [diff] [blame] | 701 | ST_LOGV("updateTexImage"); |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 702 | Mutex::Autolock lock(mMutex); |
| 703 | |
Mathias Agopian | e47498f | 2011-08-08 19:35:15 -0700 | [diff] [blame] | 704 | if (mAbandoned) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 705 | ST_LOGE("calling updateTexImage() on an abandoned SurfaceTexture"); |
Mathias Agopian | 8e19c2e | 2011-08-10 17:35:09 -0700 | [diff] [blame] | 706 | return NO_INIT; |
Mathias Agopian | e47498f | 2011-08-08 19:35:15 -0700 | [diff] [blame] | 707 | } |
| 708 | |
Jamie Gennis | 50c4efc | 2011-06-27 15:41:52 -0700 | [diff] [blame] | 709 | // In asynchronous mode the list is guaranteed to be one buffer |
| 710 | // deep, while in synchronous mode we use the oldest buffer. |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 711 | if (!mQueue.empty()) { |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 712 | Fifo::iterator front(mQueue.begin()); |
Jamie Gennis | 50c4efc | 2011-06-27 15:41:52 -0700 | [diff] [blame] | 713 | int buf = *front; |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 714 | |
Jamie Gennis | f238e28 | 2011-01-09 16:33:17 -0800 | [diff] [blame] | 715 | // Update the GL texture object. |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 716 | EGLImageKHR image = mSlots[buf].mEglImage; |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 717 | if (image == EGL_NO_IMAGE_KHR) { |
| 718 | EGLDisplay dpy = eglGetCurrentDisplay(); |
Mathias Agopian | e47498f | 2011-08-08 19:35:15 -0700 | [diff] [blame] | 719 | if (mSlots[buf].mGraphicBuffer == 0) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 720 | ST_LOGE("buffer at slot %d is null", buf); |
Mathias Agopian | 8e19c2e | 2011-08-10 17:35:09 -0700 | [diff] [blame] | 721 | return BAD_VALUE; |
Mathias Agopian | e47498f | 2011-08-08 19:35:15 -0700 | [diff] [blame] | 722 | } |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 723 | image = createImage(dpy, mSlots[buf].mGraphicBuffer); |
| 724 | mSlots[buf].mEglImage = image; |
| 725 | mSlots[buf].mEglDisplay = dpy; |
Mathias Agopian | 3cd5a11 | 2011-04-26 14:57:40 -0700 | [diff] [blame] | 726 | if (image == EGL_NO_IMAGE_KHR) { |
| 727 | // NOTE: if dpy was invalid, createImage() is guaranteed to |
| 728 | // fail. so we'd end up here. |
| 729 | return -EINVAL; |
| 730 | } |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 731 | } |
Jamie Gennis | 0eb8851 | 2011-01-26 11:52:02 -0800 | [diff] [blame] | 732 | |
| 733 | GLint error; |
| 734 | while ((error = glGetError()) != GL_NO_ERROR) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 735 | ST_LOGW("updateTexImage: clearing GL error: %#04x", error); |
Jamie Gennis | 0eb8851 | 2011-01-26 11:52:02 -0800 | [diff] [blame] | 736 | } |
Mathias Agopian | 7a042bf | 2011-04-11 21:19:55 -0700 | [diff] [blame] | 737 | |
Jamie Gennis | fb1b5a2 | 2011-09-28 12:13:31 -0700 | [diff] [blame] | 738 | glBindTexture(mTexTarget, mTexName); |
| 739 | glEGLImageTargetTexture2DOES(mTexTarget, (GLeglImageOES)image); |
Mathias Agopian | 7a042bf | 2011-04-11 21:19:55 -0700 | [diff] [blame] | 740 | |
Jamie Gennis | 0eb8851 | 2011-01-26 11:52:02 -0800 | [diff] [blame] | 741 | bool failed = false; |
| 742 | while ((error = glGetError()) != GL_NO_ERROR) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 743 | ST_LOGE("error binding external texture image %p (slot %d): %#04x", |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 744 | image, buf, error); |
Jamie Gennis | 0eb8851 | 2011-01-26 11:52:02 -0800 | [diff] [blame] | 745 | failed = true; |
| 746 | } |
| 747 | if (failed) { |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 748 | return -EINVAL; |
| 749 | } |
Jamie Gennis | 9a78c90 | 2011-01-12 18:30:40 -0800 | [diff] [blame] | 750 | |
Jamie Gennis | 6ee96ad | 2011-10-19 13:36:31 -0700 | [diff] [blame] | 751 | ST_LOGV("updateTexImage: (slot=%d buf=%p) -> (slot=%d buf=%p)", mCurrentTexture, |
| 752 | mCurrentTextureBuf != NULL ? mCurrentTextureBuf->handle : 0, buf, |
| 753 | mSlots[buf].mGraphicBuffer->handle); |
| 754 | |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 755 | if (mCurrentTexture != INVALID_BUFFER_SLOT) { |
Jamie Gennis | 50c4efc | 2011-06-27 15:41:52 -0700 | [diff] [blame] | 756 | // The current buffer becomes FREE if it was still in the queued |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 757 | // state. If it has already been given to the client |
| 758 | // (synchronous mode), then it stays in DEQUEUED state. |
| 759 | if (mSlots[mCurrentTexture].mBufferState == BufferSlot::QUEUED) |
| 760 | mSlots[mCurrentTexture].mBufferState = BufferSlot::FREE; |
| 761 | } |
| 762 | |
Jamie Gennis | 9a78c90 | 2011-01-12 18:30:40 -0800 | [diff] [blame] | 763 | // Update the SurfaceTexture state. |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 764 | mCurrentTexture = buf; |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 765 | mCurrentTextureBuf = mSlots[buf].mGraphicBuffer; |
Jamie Gennis | 8cd5ba4 | 2011-05-19 13:33:00 -0700 | [diff] [blame] | 766 | mCurrentCrop = mSlots[buf].mCrop; |
| 767 | mCurrentTransform = mSlots[buf].mTransform; |
Mathias Agopian | 7734ebf | 2011-07-13 15:24:42 -0700 | [diff] [blame] | 768 | mCurrentScalingMode = mSlots[buf].mScalingMode; |
Jamie Gennis | 8cd5ba4 | 2011-05-19 13:33:00 -0700 | [diff] [blame] | 769 | mCurrentTimestamp = mSlots[buf].mTimestamp; |
Jamie Gennis | 736aa95 | 2011-06-12 17:03:06 -0700 | [diff] [blame] | 770 | computeCurrentTransformMatrix(); |
Jamie Gennis | 50c4efc | 2011-06-27 15:41:52 -0700 | [diff] [blame] | 771 | |
| 772 | // Now that we've passed the point at which failures can happen, |
| 773 | // it's safe to remove the buffer from the front of the queue. |
| 774 | mQueue.erase(front); |
Mathias Agopian | b3e518c | 2011-04-21 18:52:51 -0700 | [diff] [blame] | 775 | mDequeueCondition.signal(); |
Mathias Agopian | 7a042bf | 2011-04-11 21:19:55 -0700 | [diff] [blame] | 776 | } else { |
| 777 | // We always bind the texture even if we don't update its contents. |
Jamie Gennis | fb1b5a2 | 2011-09-28 12:13:31 -0700 | [diff] [blame] | 778 | glBindTexture(mTexTarget, mTexName); |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 779 | } |
Jamie Gennis | 50c4efc | 2011-06-27 15:41:52 -0700 | [diff] [blame] | 780 | |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 781 | return OK; |
| 782 | } |
| 783 | |
Mathias Agopian | 7a042bf | 2011-04-11 21:19:55 -0700 | [diff] [blame] | 784 | bool SurfaceTexture::isExternalFormat(uint32_t format) |
| 785 | { |
| 786 | switch (format) { |
| 787 | // supported YUV formats |
| 788 | case HAL_PIXEL_FORMAT_YV12: |
| 789 | // Legacy/deprecated YUV formats |
| 790 | case HAL_PIXEL_FORMAT_YCbCr_422_SP: |
| 791 | case HAL_PIXEL_FORMAT_YCrCb_420_SP: |
| 792 | case HAL_PIXEL_FORMAT_YCbCr_422_I: |
| 793 | return true; |
| 794 | } |
| 795 | |
| 796 | // Any OEM format needs to be considered |
| 797 | if (format>=0x100 && format<=0x1FF) |
| 798 | return true; |
| 799 | |
| 800 | return false; |
| 801 | } |
| 802 | |
Mathias Agopian | 7a042bf | 2011-04-11 21:19:55 -0700 | [diff] [blame] | 803 | GLenum SurfaceTexture::getCurrentTextureTarget() const { |
Jamie Gennis | fb1b5a2 | 2011-09-28 12:13:31 -0700 | [diff] [blame] | 804 | return mTexTarget; |
Mathias Agopian | 7a042bf | 2011-04-11 21:19:55 -0700 | [diff] [blame] | 805 | } |
| 806 | |
Jamie Gennis | f238e28 | 2011-01-09 16:33:17 -0800 | [diff] [blame] | 807 | void SurfaceTexture::getTransformMatrix(float mtx[16]) { |
Jamie Gennis | f238e28 | 2011-01-09 16:33:17 -0800 | [diff] [blame] | 808 | Mutex::Autolock lock(mMutex); |
Jamie Gennis | 736aa95 | 2011-06-12 17:03:06 -0700 | [diff] [blame] | 809 | memcpy(mtx, mCurrentTransformMatrix, sizeof(mCurrentTransformMatrix)); |
| 810 | } |
| 811 | |
| 812 | void SurfaceTexture::computeCurrentTransformMatrix() { |
Jamie Gennis | 6ee96ad | 2011-10-19 13:36:31 -0700 | [diff] [blame] | 813 | ST_LOGV("computeCurrentTransformMatrix"); |
Jamie Gennis | f238e28 | 2011-01-09 16:33:17 -0800 | [diff] [blame] | 814 | |
Jamie Gennis | a214c64 | 2011-01-14 13:53:31 -0800 | [diff] [blame] | 815 | float xform[16]; |
| 816 | for (int i = 0; i < 16; i++) { |
| 817 | xform[i] = mtxIdentity[i]; |
| 818 | } |
| 819 | if (mCurrentTransform & NATIVE_WINDOW_TRANSFORM_FLIP_H) { |
| 820 | float result[16]; |
| 821 | mtxMul(result, xform, mtxFlipH); |
| 822 | for (int i = 0; i < 16; i++) { |
| 823 | xform[i] = result[i]; |
| 824 | } |
| 825 | } |
| 826 | if (mCurrentTransform & NATIVE_WINDOW_TRANSFORM_FLIP_V) { |
| 827 | float result[16]; |
| 828 | mtxMul(result, xform, mtxFlipV); |
| 829 | for (int i = 0; i < 16; i++) { |
| 830 | xform[i] = result[i]; |
| 831 | } |
| 832 | } |
| 833 | if (mCurrentTransform & NATIVE_WINDOW_TRANSFORM_ROT_90) { |
| 834 | float result[16]; |
| 835 | mtxMul(result, xform, mtxRot90); |
| 836 | for (int i = 0; i < 16; i++) { |
| 837 | xform[i] = result[i]; |
| 838 | } |
Jamie Gennis | f238e28 | 2011-01-09 16:33:17 -0800 | [diff] [blame] | 839 | } |
| 840 | |
| 841 | sp<GraphicBuffer>& buf(mSlots[mCurrentTexture].mGraphicBuffer); |
Jamie Gennis | a214c64 | 2011-01-14 13:53:31 -0800 | [diff] [blame] | 842 | float tx, ty, sx, sy; |
| 843 | if (!mCurrentCrop.isEmpty()) { |
Jamie Gennis | d99c088 | 2011-03-10 16:24:46 -0800 | [diff] [blame] | 844 | // In order to prevent bilinear sampling at the of the crop rectangle we |
| 845 | // may need to shrink it by 2 texels in each direction. Normally this |
| 846 | // would just need to take 1/2 a texel off each end, but because the |
| 847 | // chroma channels will likely be subsampled we need to chop off a whole |
| 848 | // texel. This will cause artifacts if someone does nearest sampling |
| 849 | // with 1:1 pixel:texel ratio, but it's impossible to simultaneously |
| 850 | // accomodate the bilinear and nearest sampling uses. |
| 851 | // |
| 852 | // If nearest sampling turns out to be a desirable usage of these |
| 853 | // textures then we could add the ability to switch a SurfaceTexture to |
| 854 | // nearest-mode. Preferably, however, the image producers (video |
| 855 | // decoder, camera, etc.) would simply not use a crop rectangle (or at |
| 856 | // least not tell the framework about it) so that the GPU can do the |
| 857 | // correct edge behavior. |
| 858 | int xshrink = 0, yshrink = 0; |
| 859 | if (mCurrentCrop.left > 0) { |
| 860 | tx = float(mCurrentCrop.left + 1) / float(buf->getWidth()); |
| 861 | xshrink++; |
| 862 | } else { |
| 863 | tx = 0.0f; |
| 864 | } |
Mathias Agopian | a5c75c0 | 2011-03-31 19:10:24 -0700 | [diff] [blame] | 865 | if (mCurrentCrop.right < int32_t(buf->getWidth())) { |
Jamie Gennis | d99c088 | 2011-03-10 16:24:46 -0800 | [diff] [blame] | 866 | xshrink++; |
| 867 | } |
Mathias Agopian | a5c75c0 | 2011-03-31 19:10:24 -0700 | [diff] [blame] | 868 | if (mCurrentCrop.bottom < int32_t(buf->getHeight())) { |
Jamie Gennis | d99c088 | 2011-03-10 16:24:46 -0800 | [diff] [blame] | 869 | ty = (float(buf->getHeight() - mCurrentCrop.bottom) + 1.0f) / |
| 870 | float(buf->getHeight()); |
| 871 | yshrink++; |
| 872 | } else { |
| 873 | ty = 0.0f; |
| 874 | } |
| 875 | if (mCurrentCrop.top > 0) { |
| 876 | yshrink++; |
| 877 | } |
| 878 | sx = float(mCurrentCrop.width() - xshrink) / float(buf->getWidth()); |
| 879 | sy = float(mCurrentCrop.height() - yshrink) / float(buf->getHeight()); |
Jamie Gennis | a214c64 | 2011-01-14 13:53:31 -0800 | [diff] [blame] | 880 | } else { |
| 881 | tx = 0.0f; |
| 882 | ty = 0.0f; |
| 883 | sx = 1.0f; |
| 884 | sy = 1.0f; |
| 885 | } |
Jamie Gennis | f238e28 | 2011-01-09 16:33:17 -0800 | [diff] [blame] | 886 | float crop[16] = { |
Jamie Gennis | a214c64 | 2011-01-14 13:53:31 -0800 | [diff] [blame] | 887 | sx, 0, 0, 0, |
| 888 | 0, sy, 0, 0, |
Jamie Gennis | f238e28 | 2011-01-09 16:33:17 -0800 | [diff] [blame] | 889 | 0, 0, 1, 0, |
Jamie Gennis | d99c088 | 2011-03-10 16:24:46 -0800 | [diff] [blame] | 890 | tx, ty, 0, 1, |
Jamie Gennis | f238e28 | 2011-01-09 16:33:17 -0800 | [diff] [blame] | 891 | }; |
| 892 | |
Jamie Gennis | a214c64 | 2011-01-14 13:53:31 -0800 | [diff] [blame] | 893 | float mtxBeforeFlipV[16]; |
| 894 | mtxMul(mtxBeforeFlipV, crop, xform); |
| 895 | |
| 896 | // SurfaceFlinger expects the top of its window textures to be at a Y |
| 897 | // coordinate of 0, so SurfaceTexture must behave the same way. We don't |
| 898 | // want to expose this to applications, however, so we must add an |
| 899 | // additional vertical flip to the transform after all the other transforms. |
Jamie Gennis | 736aa95 | 2011-06-12 17:03:06 -0700 | [diff] [blame] | 900 | mtxMul(mCurrentTransformMatrix, mtxFlipV, mtxBeforeFlipV); |
Jamie Gennis | f238e28 | 2011-01-09 16:33:17 -0800 | [diff] [blame] | 901 | } |
| 902 | |
Eino-Ville Talvala | 1d01a12 | 2011-02-18 11:02:42 -0800 | [diff] [blame] | 903 | nsecs_t SurfaceTexture::getTimestamp() { |
Jamie Gennis | 6ee96ad | 2011-10-19 13:36:31 -0700 | [diff] [blame] | 904 | ST_LOGV("getTimestamp"); |
Eino-Ville Talvala | 1d01a12 | 2011-02-18 11:02:42 -0800 | [diff] [blame] | 905 | Mutex::Autolock lock(mMutex); |
| 906 | return mCurrentTimestamp; |
| 907 | } |
| 908 | |
Jamie Gennis | c4d4aea | 2011-01-13 14:43:36 -0800 | [diff] [blame] | 909 | void SurfaceTexture::setFrameAvailableListener( |
Pannag Sanketi | 292a31a | 2011-06-24 09:56:27 -0700 | [diff] [blame] | 910 | const sp<FrameAvailableListener>& listener) { |
Jamie Gennis | 6ee96ad | 2011-10-19 13:36:31 -0700 | [diff] [blame] | 911 | ST_LOGV("setFrameAvailableListener"); |
Jamie Gennis | c4d4aea | 2011-01-13 14:43:36 -0800 | [diff] [blame] | 912 | Mutex::Autolock lock(mMutex); |
Pannag Sanketi | 292a31a | 2011-06-24 09:56:27 -0700 | [diff] [blame] | 913 | mFrameAvailableListener = listener; |
Jamie Gennis | c4d4aea | 2011-01-13 14:43:36 -0800 | [diff] [blame] | 914 | } |
| 915 | |
Mathias Agopian | 8e19c2e | 2011-08-10 17:35:09 -0700 | [diff] [blame] | 916 | void SurfaceTexture::freeBufferLocked(int i) { |
| 917 | mSlots[i].mGraphicBuffer = 0; |
| 918 | mSlots[i].mBufferState = BufferSlot::FREE; |
Sunita Nadampalli | a929748 | 2011-11-09 18:23:41 -0600 | [diff] [blame] | 919 | mSlots[i].mFrameNumber = 0; |
Mathias Agopian | 8e19c2e | 2011-08-10 17:35:09 -0700 | [diff] [blame] | 920 | if (mSlots[i].mEglImage != EGL_NO_IMAGE_KHR) { |
| 921 | eglDestroyImageKHR(mSlots[i].mEglDisplay, mSlots[i].mEglImage); |
| 922 | mSlots[i].mEglImage = EGL_NO_IMAGE_KHR; |
| 923 | mSlots[i].mEglDisplay = EGL_NO_DISPLAY; |
| 924 | } |
| 925 | } |
| 926 | |
Mathias Agopian | ef51b99 | 2011-08-10 15:28:58 -0700 | [diff] [blame] | 927 | void SurfaceTexture::freeAllBuffersLocked() { |
| 928 | LOGW_IF(!mQueue.isEmpty(), |
| 929 | "freeAllBuffersLocked called but mQueue is not empty"); |
Mathias Agopian | 29b5762 | 2011-08-17 15:42:04 -0700 | [diff] [blame] | 930 | mCurrentTexture = INVALID_BUFFER_SLOT; |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 931 | for (int i = 0; i < NUM_BUFFER_SLOTS; i++) { |
Mathias Agopian | 8e19c2e | 2011-08-10 17:35:09 -0700 | [diff] [blame] | 932 | freeBufferLocked(i); |
| 933 | } |
| 934 | } |
| 935 | |
| 936 | void SurfaceTexture::freeAllBuffersExceptHeadLocked() { |
| 937 | LOGW_IF(!mQueue.isEmpty(), |
| 938 | "freeAllBuffersExceptCurrentLocked called but mQueue is not empty"); |
| 939 | int head = -1; |
| 940 | if (!mQueue.empty()) { |
| 941 | Fifo::iterator front(mQueue.begin()); |
| 942 | head = *front; |
| 943 | } |
Mathias Agopian | 29b5762 | 2011-08-17 15:42:04 -0700 | [diff] [blame] | 944 | mCurrentTexture = INVALID_BUFFER_SLOT; |
Mathias Agopian | 8e19c2e | 2011-08-10 17:35:09 -0700 | [diff] [blame] | 945 | for (int i = 0; i < NUM_BUFFER_SLOTS; i++) { |
| 946 | if (i != head) { |
| 947 | freeBufferLocked(i); |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 948 | } |
| 949 | } |
| 950 | } |
| 951 | |
Mathias Agopian | 8e19c2e | 2011-08-10 17:35:09 -0700 | [diff] [blame] | 952 | status_t SurfaceTexture::drainQueueLocked() { |
Mathias Agopian | 2560d14 | 2011-08-10 16:33:23 -0700 | [diff] [blame] | 953 | while (mSynchronousMode && !mQueue.isEmpty()) { |
| 954 | mDequeueCondition.wait(mMutex); |
Mathias Agopian | 8e19c2e | 2011-08-10 17:35:09 -0700 | [diff] [blame] | 955 | if (mAbandoned) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 956 | ST_LOGE("drainQueueLocked: SurfaceTexture has been abandoned!"); |
Mathias Agopian | 8e19c2e | 2011-08-10 17:35:09 -0700 | [diff] [blame] | 957 | return NO_INIT; |
| 958 | } |
| 959 | if (mConnectedApi == NO_CONNECTED_API) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 960 | ST_LOGE("drainQueueLocked: SurfaceTexture is not connected!"); |
Mathias Agopian | 8e19c2e | 2011-08-10 17:35:09 -0700 | [diff] [blame] | 961 | return NO_INIT; |
| 962 | } |
Mathias Agopian | 2560d14 | 2011-08-10 16:33:23 -0700 | [diff] [blame] | 963 | } |
Mathias Agopian | 8e19c2e | 2011-08-10 17:35:09 -0700 | [diff] [blame] | 964 | return NO_ERROR; |
| 965 | } |
| 966 | |
| 967 | status_t SurfaceTexture::drainQueueAndFreeBuffersLocked() { |
| 968 | status_t err = drainQueueLocked(); |
| 969 | if (err == NO_ERROR) { |
| 970 | if (mSynchronousMode) { |
| 971 | freeAllBuffersLocked(); |
| 972 | } else { |
| 973 | freeAllBuffersExceptHeadLocked(); |
| 974 | } |
| 975 | } |
| 976 | return err; |
Mathias Agopian | 2560d14 | 2011-08-10 16:33:23 -0700 | [diff] [blame] | 977 | } |
| 978 | |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 979 | EGLImageKHR SurfaceTexture::createImage(EGLDisplay dpy, |
| 980 | const sp<GraphicBuffer>& graphicBuffer) { |
| 981 | EGLClientBuffer cbuf = (EGLClientBuffer)graphicBuffer->getNativeBuffer(); |
| 982 | EGLint attrs[] = { |
| 983 | EGL_IMAGE_PRESERVED_KHR, EGL_TRUE, |
| 984 | EGL_NONE, |
| 985 | }; |
| 986 | EGLImageKHR image = eglCreateImageKHR(dpy, EGL_NO_CONTEXT, |
| 987 | EGL_NATIVE_BUFFER_ANDROID, cbuf, attrs); |
Mathias Agopian | 3cd5a11 | 2011-04-26 14:57:40 -0700 | [diff] [blame] | 988 | if (image == EGL_NO_IMAGE_KHR) { |
| 989 | EGLint error = eglGetError(); |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 990 | ST_LOGE("error creating EGLImage: %#x", error); |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 991 | } |
| 992 | return image; |
| 993 | } |
| 994 | |
Mathias Agopian | 7a042bf | 2011-04-11 21:19:55 -0700 | [diff] [blame] | 995 | sp<GraphicBuffer> SurfaceTexture::getCurrentBuffer() const { |
| 996 | Mutex::Autolock lock(mMutex); |
| 997 | return mCurrentTextureBuf; |
| 998 | } |
| 999 | |
| 1000 | Rect SurfaceTexture::getCurrentCrop() const { |
| 1001 | Mutex::Autolock lock(mMutex); |
| 1002 | return mCurrentCrop; |
| 1003 | } |
| 1004 | |
| 1005 | uint32_t SurfaceTexture::getCurrentTransform() const { |
| 1006 | Mutex::Autolock lock(mMutex); |
| 1007 | return mCurrentTransform; |
| 1008 | } |
| 1009 | |
Mathias Agopian | 7734ebf | 2011-07-13 15:24:42 -0700 | [diff] [blame] | 1010 | uint32_t SurfaceTexture::getCurrentScalingMode() const { |
| 1011 | Mutex::Autolock lock(mMutex); |
| 1012 | return mCurrentScalingMode; |
| 1013 | } |
| 1014 | |
Jamie Gennis | 5976946 | 2011-11-19 18:04:43 -0800 | [diff] [blame] | 1015 | bool SurfaceTexture::isSynchronousMode() const { |
| 1016 | Mutex::Autolock lock(mMutex); |
| 1017 | return mSynchronousMode; |
| 1018 | } |
| 1019 | |
Mathias Agopian | eafabcd | 2011-04-20 14:20:59 -0700 | [diff] [blame] | 1020 | int SurfaceTexture::query(int what, int* outValue) |
| 1021 | { |
| 1022 | Mutex::Autolock lock(mMutex); |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 1023 | |
| 1024 | if (mAbandoned) { |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 1025 | ST_LOGE("query: SurfaceTexture has been abandoned!"); |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 1026 | return NO_INIT; |
| 1027 | } |
| 1028 | |
Mathias Agopian | eafabcd | 2011-04-20 14:20:59 -0700 | [diff] [blame] | 1029 | int value; |
| 1030 | switch (what) { |
| 1031 | case NATIVE_WINDOW_WIDTH: |
| 1032 | value = mDefaultWidth; |
Mathias Agopian | eafabcd | 2011-04-20 14:20:59 -0700 | [diff] [blame] | 1033 | break; |
| 1034 | case NATIVE_WINDOW_HEIGHT: |
| 1035 | value = mDefaultHeight; |
Mathias Agopian | eafabcd | 2011-04-20 14:20:59 -0700 | [diff] [blame] | 1036 | break; |
| 1037 | case NATIVE_WINDOW_FORMAT: |
| 1038 | value = mPixelFormat; |
| 1039 | break; |
| 1040 | case NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS: |
| 1041 | value = mSynchronousMode ? |
| 1042 | (MIN_UNDEQUEUED_BUFFERS-1) : MIN_UNDEQUEUED_BUFFERS; |
| 1043 | break; |
| 1044 | default: |
| 1045 | return BAD_VALUE; |
| 1046 | } |
| 1047 | outValue[0] = value; |
| 1048 | return NO_ERROR; |
| 1049 | } |
Mathias Agopian | 7a042bf | 2011-04-11 21:19:55 -0700 | [diff] [blame] | 1050 | |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 1051 | void SurfaceTexture::abandon() { |
| 1052 | Mutex::Autolock lock(mMutex); |
Mathias Agopian | 8e19c2e | 2011-08-10 17:35:09 -0700 | [diff] [blame] | 1053 | mQueue.clear(); |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 1054 | mAbandoned = true; |
Mathias Agopian | 97a9884 | 2011-08-03 15:18:36 -0700 | [diff] [blame] | 1055 | mCurrentTextureBuf.clear(); |
Mathias Agopian | 8e19c2e | 2011-08-10 17:35:09 -0700 | [diff] [blame] | 1056 | freeAllBuffersLocked(); |
Jamie Gennis | 7b305ff | 2011-07-19 12:08:33 -0700 | [diff] [blame] | 1057 | mDequeueCondition.signal(); |
| 1058 | } |
| 1059 | |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 1060 | void SurfaceTexture::setName(const String8& name) { |
| 1061 | mName = name; |
| 1062 | } |
| 1063 | |
Mathias Agopian | 68c7794 | 2011-05-09 19:08:33 -0700 | [diff] [blame] | 1064 | void SurfaceTexture::dump(String8& result) const |
| 1065 | { |
| 1066 | char buffer[1024]; |
| 1067 | dump(result, "", buffer, 1024); |
| 1068 | } |
| 1069 | |
| 1070 | void SurfaceTexture::dump(String8& result, const char* prefix, |
| 1071 | char* buffer, size_t SIZE) const |
| 1072 | { |
| 1073 | Mutex::Autolock _l(mMutex); |
| 1074 | snprintf(buffer, SIZE, |
| 1075 | "%smBufferCount=%d, mSynchronousMode=%d, default-size=[%dx%d], " |
| 1076 | "mPixelFormat=%d, mTexName=%d\n", |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 1077 | prefix, mBufferCount, mSynchronousMode, mDefaultWidth, |
| 1078 | mDefaultHeight, mPixelFormat, mTexName); |
Mathias Agopian | 68c7794 | 2011-05-09 19:08:33 -0700 | [diff] [blame] | 1079 | result.append(buffer); |
| 1080 | |
| 1081 | String8 fifo; |
| 1082 | int fifoSize = 0; |
| 1083 | Fifo::const_iterator i(mQueue.begin()); |
| 1084 | while (i != mQueue.end()) { |
| 1085 | snprintf(buffer, SIZE, "%02d ", *i++); |
| 1086 | fifoSize++; |
| 1087 | fifo.append(buffer); |
| 1088 | } |
| 1089 | |
| 1090 | snprintf(buffer, SIZE, |
Jamie Gennis | 1f8e09f | 2011-07-19 17:58:43 -0700 | [diff] [blame] | 1091 | "%scurrent: {crop=[%d,%d,%d,%d], transform=0x%02x, current=%d}\n" |
Mathias Agopian | 68c7794 | 2011-05-09 19:08:33 -0700 | [diff] [blame] | 1092 | "%snext : {crop=[%d,%d,%d,%d], transform=0x%02x, FIFO(%d)={%s}}\n" |
| 1093 | , |
| 1094 | prefix, mCurrentCrop.left, |
| 1095 | mCurrentCrop.top, mCurrentCrop.right, mCurrentCrop.bottom, |
Jamie Gennis | 1f8e09f | 2011-07-19 17:58:43 -0700 | [diff] [blame] | 1096 | mCurrentTransform, mCurrentTexture, |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 1097 | prefix, mNextCrop.left, mNextCrop.top, mNextCrop.right, |
| 1098 | mNextCrop.bottom, mNextTransform, fifoSize, fifo.string() |
Mathias Agopian | 68c7794 | 2011-05-09 19:08:33 -0700 | [diff] [blame] | 1099 | ); |
| 1100 | result.append(buffer); |
| 1101 | |
| 1102 | struct { |
| 1103 | const char * operator()(int state) const { |
| 1104 | switch (state) { |
| 1105 | case BufferSlot::DEQUEUED: return "DEQUEUED"; |
| 1106 | case BufferSlot::QUEUED: return "QUEUED"; |
| 1107 | case BufferSlot::FREE: return "FREE"; |
| 1108 | default: return "Unknown"; |
| 1109 | } |
| 1110 | } |
| 1111 | } stateName; |
| 1112 | |
| 1113 | for (int i=0 ; i<mBufferCount ; i++) { |
| 1114 | const BufferSlot& slot(mSlots[i]); |
| 1115 | snprintf(buffer, SIZE, |
Mathias Agopian | ad795ba | 2011-08-08 16:02:13 -0700 | [diff] [blame] | 1116 | "%s%s[%02d] " |
Mathias Agopian | ad795ba | 2011-08-08 16:02:13 -0700 | [diff] [blame] | 1117 | "state=%-8s, crop=[%d,%d,%d,%d], " |
Mathias Agopian | 2db6f0a | 2011-08-09 15:48:43 -0700 | [diff] [blame] | 1118 | "transform=0x%02x, timestamp=%lld", |
Mathias Agopian | ad795ba | 2011-08-08 16:02:13 -0700 | [diff] [blame] | 1119 | prefix, (i==mCurrentTexture)?">":" ", i, |
Mathias Agopian | ad795ba | 2011-08-08 16:02:13 -0700 | [diff] [blame] | 1120 | stateName(slot.mBufferState), |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 1121 | slot.mCrop.left, slot.mCrop.top, slot.mCrop.right, |
| 1122 | slot.mCrop.bottom, slot.mTransform, slot.mTimestamp |
Mathias Agopian | 68c7794 | 2011-05-09 19:08:33 -0700 | [diff] [blame] | 1123 | ); |
| 1124 | result.append(buffer); |
Mathias Agopian | 2db6f0a | 2011-08-09 15:48:43 -0700 | [diff] [blame] | 1125 | |
| 1126 | const sp<GraphicBuffer>& buf(slot.mGraphicBuffer); |
| 1127 | if (buf != NULL) { |
| 1128 | snprintf(buffer, SIZE, |
| 1129 | ", %p [%4ux%4u:%4u,%3X]", |
Jamie Gennis | fa28c35 | 2011-09-16 17:30:26 -0700 | [diff] [blame] | 1130 | buf->handle, buf->width, buf->height, buf->stride, |
| 1131 | buf->format); |
Mathias Agopian | 2db6f0a | 2011-08-09 15:48:43 -0700 | [diff] [blame] | 1132 | result.append(buffer); |
| 1133 | } |
| 1134 | result.append("\n"); |
Mathias Agopian | 68c7794 | 2011-05-09 19:08:33 -0700 | [diff] [blame] | 1135 | } |
| 1136 | } |
| 1137 | |
Jamie Gennis | f238e28 | 2011-01-09 16:33:17 -0800 | [diff] [blame] | 1138 | static void mtxMul(float out[16], const float a[16], const float b[16]) { |
| 1139 | out[0] = a[0]*b[0] + a[4]*b[1] + a[8]*b[2] + a[12]*b[3]; |
| 1140 | out[1] = a[1]*b[0] + a[5]*b[1] + a[9]*b[2] + a[13]*b[3]; |
| 1141 | out[2] = a[2]*b[0] + a[6]*b[1] + a[10]*b[2] + a[14]*b[3]; |
| 1142 | out[3] = a[3]*b[0] + a[7]*b[1] + a[11]*b[2] + a[15]*b[3]; |
| 1143 | |
| 1144 | out[4] = a[0]*b[4] + a[4]*b[5] + a[8]*b[6] + a[12]*b[7]; |
| 1145 | out[5] = a[1]*b[4] + a[5]*b[5] + a[9]*b[6] + a[13]*b[7]; |
| 1146 | out[6] = a[2]*b[4] + a[6]*b[5] + a[10]*b[6] + a[14]*b[7]; |
| 1147 | out[7] = a[3]*b[4] + a[7]*b[5] + a[11]*b[6] + a[15]*b[7]; |
| 1148 | |
| 1149 | out[8] = a[0]*b[8] + a[4]*b[9] + a[8]*b[10] + a[12]*b[11]; |
| 1150 | out[9] = a[1]*b[8] + a[5]*b[9] + a[9]*b[10] + a[13]*b[11]; |
| 1151 | out[10] = a[2]*b[8] + a[6]*b[9] + a[10]*b[10] + a[14]*b[11]; |
| 1152 | out[11] = a[3]*b[8] + a[7]*b[9] + a[11]*b[10] + a[15]*b[11]; |
| 1153 | |
| 1154 | out[12] = a[0]*b[12] + a[4]*b[13] + a[8]*b[14] + a[12]*b[15]; |
| 1155 | out[13] = a[1]*b[12] + a[5]*b[13] + a[9]*b[14] + a[13]*b[15]; |
| 1156 | out[14] = a[2]*b[12] + a[6]*b[13] + a[10]*b[14] + a[14]*b[15]; |
| 1157 | out[15] = a[3]*b[12] + a[7]*b[13] + a[11]*b[14] + a[15]*b[15]; |
| 1158 | } |
| 1159 | |
Jamie Gennis | 8ba32fa | 2010-12-20 11:27:26 -0800 | [diff] [blame] | 1160 | }; // namespace android |