Stan Iliev | c8e22a6 | 2018-08-14 13:30:17 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2018 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 | #include <cutils/compiler.h> |
| 18 | #include <gui/BufferQueue.h> |
| 19 | #include <math/mat4.h> |
| 20 | #include <system/window.h> |
| 21 | |
| 22 | #include <utils/Trace.h> |
| 23 | |
| 24 | #include "Matrix.h" |
| 25 | #include "SurfaceTexture.h" |
| 26 | |
| 27 | namespace android { |
| 28 | |
| 29 | // Macros for including the SurfaceTexture name in log messages |
| 30 | #define SFT_LOGV(x, ...) ALOGV("[%s] " x, mName.string(), ##__VA_ARGS__) |
| 31 | #define SFT_LOGD(x, ...) ALOGD("[%s] " x, mName.string(), ##__VA_ARGS__) |
| 32 | #define SFT_LOGW(x, ...) ALOGW("[%s] " x, mName.string(), ##__VA_ARGS__) |
| 33 | #define SFT_LOGE(x, ...) ALOGE("[%s] " x, mName.string(), ##__VA_ARGS__) |
| 34 | |
| 35 | static const mat4 mtxIdentity; |
| 36 | |
| 37 | SurfaceTexture::SurfaceTexture(const sp<IGraphicBufferConsumer>& bq, uint32_t tex, |
| 38 | uint32_t texTarget, bool useFenceSync, bool isControlledByApp) |
| 39 | : ConsumerBase(bq, isControlledByApp) |
| 40 | , mCurrentCrop(Rect::EMPTY_RECT) |
| 41 | , mCurrentTransform(0) |
| 42 | , mCurrentScalingMode(NATIVE_WINDOW_SCALING_MODE_FREEZE) |
| 43 | , mCurrentFence(Fence::NO_FENCE) |
| 44 | , mCurrentTimestamp(0) |
| 45 | , mCurrentDataSpace(HAL_DATASPACE_UNKNOWN) |
| 46 | , mCurrentFrameNumber(0) |
| 47 | , mDefaultWidth(1) |
| 48 | , mDefaultHeight(1) |
| 49 | , mFilteringEnabled(true) |
| 50 | , mTexName(tex) |
| 51 | , mUseFenceSync(useFenceSync) |
| 52 | , mTexTarget(texTarget) |
| 53 | , mCurrentTexture(BufferQueue::INVALID_BUFFER_SLOT) |
| 54 | , mOpMode(OpMode::attachedToGL) { |
| 55 | SFT_LOGV("SurfaceTexture"); |
| 56 | |
| 57 | memcpy(mCurrentTransformMatrix, mtxIdentity.asArray(), sizeof(mCurrentTransformMatrix)); |
| 58 | |
| 59 | mConsumer->setConsumerUsageBits(DEFAULT_USAGE_FLAGS); |
| 60 | } |
| 61 | |
| 62 | SurfaceTexture::SurfaceTexture(const sp<IGraphicBufferConsumer>& bq, uint32_t texTarget, |
| 63 | bool useFenceSync, bool isControlledByApp) |
| 64 | : ConsumerBase(bq, isControlledByApp) |
| 65 | , mCurrentCrop(Rect::EMPTY_RECT) |
| 66 | , mCurrentTransform(0) |
| 67 | , mCurrentScalingMode(NATIVE_WINDOW_SCALING_MODE_FREEZE) |
| 68 | , mCurrentFence(Fence::NO_FENCE) |
| 69 | , mCurrentTimestamp(0) |
| 70 | , mCurrentDataSpace(HAL_DATASPACE_UNKNOWN) |
| 71 | , mCurrentFrameNumber(0) |
| 72 | , mDefaultWidth(1) |
| 73 | , mDefaultHeight(1) |
| 74 | , mFilteringEnabled(true) |
| 75 | , mTexName(0) |
| 76 | , mUseFenceSync(useFenceSync) |
| 77 | , mTexTarget(texTarget) |
| 78 | , mCurrentTexture(BufferQueue::INVALID_BUFFER_SLOT) |
| 79 | , mOpMode(OpMode::detached) { |
| 80 | SFT_LOGV("SurfaceTexture"); |
| 81 | |
| 82 | memcpy(mCurrentTransformMatrix, mtxIdentity.asArray(), sizeof(mCurrentTransformMatrix)); |
| 83 | |
| 84 | mConsumer->setConsumerUsageBits(DEFAULT_USAGE_FLAGS); |
| 85 | } |
| 86 | |
| 87 | status_t SurfaceTexture::setDefaultBufferSize(uint32_t w, uint32_t h) { |
| 88 | Mutex::Autolock lock(mMutex); |
| 89 | if (mAbandoned) { |
| 90 | SFT_LOGE("setDefaultBufferSize: SurfaceTexture is abandoned!"); |
| 91 | return NO_INIT; |
| 92 | } |
| 93 | mDefaultWidth = w; |
| 94 | mDefaultHeight = h; |
| 95 | return mConsumer->setDefaultBufferSize(w, h); |
| 96 | } |
| 97 | |
| 98 | status_t SurfaceTexture::updateTexImage() { |
| 99 | ATRACE_CALL(); |
| 100 | SFT_LOGV("updateTexImage"); |
| 101 | Mutex::Autolock lock(mMutex); |
| 102 | |
| 103 | if (mAbandoned) { |
| 104 | SFT_LOGE("updateTexImage: SurfaceTexture is abandoned!"); |
| 105 | return NO_INIT; |
| 106 | } |
| 107 | |
| 108 | return mEGLConsumer.updateTexImage(*this); |
| 109 | } |
| 110 | |
| 111 | status_t SurfaceTexture::releaseTexImage() { |
| 112 | // releaseTexImage can be invoked even when not attached to a GL context. |
| 113 | ATRACE_CALL(); |
| 114 | SFT_LOGV("releaseTexImage"); |
| 115 | Mutex::Autolock lock(mMutex); |
| 116 | |
| 117 | if (mAbandoned) { |
| 118 | SFT_LOGE("releaseTexImage: SurfaceTexture is abandoned!"); |
| 119 | return NO_INIT; |
| 120 | } |
| 121 | |
| 122 | return mEGLConsumer.releaseTexImage(*this); |
| 123 | } |
| 124 | |
| 125 | status_t SurfaceTexture::acquireBufferLocked(BufferItem* item, nsecs_t presentWhen, |
| 126 | uint64_t maxFrameNumber) { |
| 127 | status_t err = ConsumerBase::acquireBufferLocked(item, presentWhen, maxFrameNumber); |
| 128 | if (err != NO_ERROR) { |
| 129 | return err; |
| 130 | } |
| 131 | |
| 132 | switch (mOpMode) { |
| 133 | case OpMode::attachedToView: |
| 134 | mImageConsumer.onAcquireBufferLocked(item); |
| 135 | break; |
| 136 | case OpMode::attachedToGL: |
| 137 | mEGLConsumer.onAcquireBufferLocked(item, *this); |
| 138 | break; |
| 139 | case OpMode::detached: |
| 140 | break; |
| 141 | } |
| 142 | |
| 143 | return NO_ERROR; |
| 144 | } |
| 145 | |
| 146 | status_t SurfaceTexture::releaseBufferLocked(int buf, sp<GraphicBuffer> graphicBuffer, |
| 147 | EGLDisplay display, EGLSyncKHR eglFence) { |
| 148 | // release the buffer if it hasn't already been discarded by the |
| 149 | // BufferQueue. This can happen, for example, when the producer of this |
| 150 | // buffer has reallocated the original buffer slot after this buffer |
| 151 | // was acquired. |
| 152 | status_t err = ConsumerBase::releaseBufferLocked(buf, graphicBuffer, display, eglFence); |
| 153 | // We could be releasing an EGL buffer, even if not currently attached to a GL context. |
| 154 | mImageConsumer.onReleaseBufferLocked(buf); |
| 155 | mEGLConsumer.onReleaseBufferLocked(buf); |
| 156 | return err; |
| 157 | } |
| 158 | |
| 159 | status_t SurfaceTexture::detachFromContext() { |
| 160 | ATRACE_CALL(); |
| 161 | SFT_LOGV("detachFromContext"); |
| 162 | Mutex::Autolock lock(mMutex); |
| 163 | |
| 164 | if (mAbandoned) { |
| 165 | SFT_LOGE("detachFromContext: abandoned SurfaceTexture"); |
| 166 | return NO_INIT; |
| 167 | } |
| 168 | |
| 169 | if (mOpMode != OpMode::attachedToGL) { |
| 170 | SFT_LOGE("detachFromContext: SurfaceTexture is not attached to a GL context"); |
| 171 | return INVALID_OPERATION; |
| 172 | } |
| 173 | |
| 174 | status_t err = mEGLConsumer.detachFromContext(*this); |
| 175 | if (err == OK) { |
| 176 | mOpMode = OpMode::detached; |
| 177 | } |
| 178 | |
| 179 | return err; |
| 180 | } |
| 181 | |
| 182 | status_t SurfaceTexture::attachToContext(uint32_t tex) { |
| 183 | ATRACE_CALL(); |
| 184 | SFT_LOGV("attachToContext"); |
| 185 | Mutex::Autolock lock(mMutex); |
| 186 | |
| 187 | if (mAbandoned) { |
| 188 | SFT_LOGE("attachToContext: abandoned SurfaceTexture"); |
| 189 | return NO_INIT; |
| 190 | } |
| 191 | |
| 192 | if (mOpMode != OpMode::detached) { |
| 193 | SFT_LOGE( |
| 194 | "attachToContext: SurfaceTexture is already attached to a " |
| 195 | "context"); |
| 196 | return INVALID_OPERATION; |
| 197 | } |
| 198 | |
| 199 | if (mCurrentTexture != BufferQueue::INVALID_BUFFER_SLOT) { |
| 200 | // release possible ImageConsumer cache |
| 201 | mImageConsumer.onFreeBufferLocked(mCurrentTexture); |
| 202 | } |
| 203 | |
| 204 | return mEGLConsumer.attachToContext(tex, *this); |
| 205 | } |
| 206 | |
| 207 | void SurfaceTexture::attachToView() { |
| 208 | ATRACE_CALL(); |
| 209 | Mutex::Autolock _l(mMutex); |
| 210 | if (mAbandoned) { |
| 211 | SFT_LOGE("attachToView: abandoned SurfaceTexture"); |
| 212 | return; |
| 213 | } |
| 214 | if (mOpMode == OpMode::detached) { |
| 215 | mOpMode = OpMode::attachedToView; |
| 216 | |
| 217 | if (mCurrentTexture != BufferQueue::INVALID_BUFFER_SLOT) { |
| 218 | // release possible EGLConsumer texture cache |
| 219 | mEGLConsumer.onFreeBufferLocked(mCurrentTexture); |
| 220 | mEGLConsumer.onAbandonLocked(); |
| 221 | } |
| 222 | } else { |
| 223 | SFT_LOGE("attachToView: already attached"); |
| 224 | } |
| 225 | } |
| 226 | |
| 227 | void SurfaceTexture::detachFromView() { |
| 228 | ATRACE_CALL(); |
| 229 | Mutex::Autolock _l(mMutex); |
| 230 | |
| 231 | if (mAbandoned) { |
| 232 | SFT_LOGE("detachFromView: abandoned SurfaceTexture"); |
| 233 | return; |
| 234 | } |
| 235 | |
| 236 | if (mOpMode == OpMode::attachedToView) { |
| 237 | mOpMode = OpMode::detached; |
| 238 | } else { |
| 239 | SFT_LOGE("detachFromView: not attached to View"); |
| 240 | } |
| 241 | } |
| 242 | |
| 243 | uint32_t SurfaceTexture::getCurrentTextureTarget() const { |
| 244 | return mTexTarget; |
| 245 | } |
| 246 | |
| 247 | void SurfaceTexture::getTransformMatrix(float mtx[16]) { |
| 248 | Mutex::Autolock lock(mMutex); |
| 249 | memcpy(mtx, mCurrentTransformMatrix, sizeof(mCurrentTransformMatrix)); |
| 250 | } |
| 251 | |
| 252 | void SurfaceTexture::setFilteringEnabled(bool enabled) { |
| 253 | Mutex::Autolock lock(mMutex); |
| 254 | if (mAbandoned) { |
| 255 | SFT_LOGE("setFilteringEnabled: SurfaceTexture is abandoned!"); |
| 256 | return; |
| 257 | } |
| 258 | bool needsRecompute = mFilteringEnabled != enabled; |
| 259 | mFilteringEnabled = enabled; |
| 260 | |
| 261 | if (needsRecompute && mCurrentTexture == BufferQueue::INVALID_BUFFER_SLOT) { |
| 262 | SFT_LOGD("setFilteringEnabled called with no current item"); |
| 263 | } |
| 264 | |
| 265 | if (needsRecompute && mCurrentTexture != BufferQueue::INVALID_BUFFER_SLOT) { |
| 266 | computeCurrentTransformMatrixLocked(); |
| 267 | } |
| 268 | } |
| 269 | |
| 270 | void SurfaceTexture::computeCurrentTransformMatrixLocked() { |
| 271 | SFT_LOGV("computeCurrentTransformMatrixLocked"); |
| 272 | sp<GraphicBuffer> buf = (mCurrentTexture == BufferQueue::INVALID_BUFFER_SLOT) |
| 273 | ? nullptr |
| 274 | : mSlots[mCurrentTexture].mGraphicBuffer; |
| 275 | if (buf == nullptr) { |
| 276 | SFT_LOGD("computeCurrentTransformMatrixLocked: no current item"); |
| 277 | } |
| 278 | computeTransformMatrix(mCurrentTransformMatrix, buf, mCurrentCrop, mCurrentTransform, |
| 279 | mFilteringEnabled); |
| 280 | } |
| 281 | |
| 282 | void SurfaceTexture::computeTransformMatrix(float outTransform[16], const sp<GraphicBuffer>& buf, |
| 283 | const Rect& cropRect, uint32_t transform, |
| 284 | bool filtering) { |
| 285 | // Transform matrices |
| 286 | static const mat4 mtxFlipH(-1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 0, 0, 1); |
| 287 | static const mat4 mtxFlipV(1, 0, 0, 0, 0, -1, 0, 0, 0, 0, 1, 0, 0, 1, 0, 1); |
| 288 | static const mat4 mtxRot90(0, 1, 0, 0, -1, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 1); |
| 289 | |
| 290 | mat4 xform; |
| 291 | if (transform & NATIVE_WINDOW_TRANSFORM_FLIP_H) { |
| 292 | xform *= mtxFlipH; |
| 293 | } |
| 294 | if (transform & NATIVE_WINDOW_TRANSFORM_FLIP_V) { |
| 295 | xform *= mtxFlipV; |
| 296 | } |
| 297 | if (transform & NATIVE_WINDOW_TRANSFORM_ROT_90) { |
| 298 | xform *= mtxRot90; |
| 299 | } |
| 300 | |
| 301 | if (!cropRect.isEmpty() && buf.get()) { |
| 302 | float tx = 0.0f, ty = 0.0f, sx = 1.0f, sy = 1.0f; |
| 303 | float bufferWidth = buf->getWidth(); |
| 304 | float bufferHeight = buf->getHeight(); |
| 305 | float shrinkAmount = 0.0f; |
| 306 | if (filtering) { |
| 307 | // In order to prevent bilinear sampling beyond the edge of the |
| 308 | // crop rectangle we may need to shrink it by 2 texels in each |
| 309 | // dimension. Normally this would just need to take 1/2 a texel |
| 310 | // off each end, but because the chroma channels of YUV420 images |
| 311 | // are subsampled we may need to shrink the crop region by a whole |
| 312 | // texel on each side. |
| 313 | switch (buf->getPixelFormat()) { |
| 314 | case PIXEL_FORMAT_RGBA_8888: |
| 315 | case PIXEL_FORMAT_RGBX_8888: |
| 316 | case PIXEL_FORMAT_RGBA_FP16: |
| 317 | case PIXEL_FORMAT_RGBA_1010102: |
| 318 | case PIXEL_FORMAT_RGB_888: |
| 319 | case PIXEL_FORMAT_RGB_565: |
| 320 | case PIXEL_FORMAT_BGRA_8888: |
| 321 | // We know there's no subsampling of any channels, so we |
| 322 | // only need to shrink by a half a pixel. |
| 323 | shrinkAmount = 0.5; |
| 324 | break; |
| 325 | |
| 326 | default: |
| 327 | // If we don't recognize the format, we must assume the |
| 328 | // worst case (that we care about), which is YUV420. |
| 329 | shrinkAmount = 1.0; |
| 330 | break; |
| 331 | } |
| 332 | } |
| 333 | |
| 334 | // Only shrink the dimensions that are not the size of the buffer. |
| 335 | if (cropRect.width() < bufferWidth) { |
| 336 | tx = (float(cropRect.left) + shrinkAmount) / bufferWidth; |
| 337 | sx = (float(cropRect.width()) - (2.0f * shrinkAmount)) / bufferWidth; |
| 338 | } |
| 339 | if (cropRect.height() < bufferHeight) { |
| 340 | ty = (float(bufferHeight - cropRect.bottom) + shrinkAmount) / bufferHeight; |
| 341 | sy = (float(cropRect.height()) - (2.0f * shrinkAmount)) / bufferHeight; |
| 342 | } |
| 343 | |
| 344 | mat4 crop(sx, 0, 0, 0, 0, sy, 0, 0, 0, 0, 1, 0, tx, ty, 0, 1); |
| 345 | xform = crop * xform; |
| 346 | } |
| 347 | |
| 348 | // SurfaceFlinger expects the top of its window textures to be at a Y |
| 349 | // coordinate of 0, so SurfaceTexture must behave the same way. We don't |
| 350 | // want to expose this to applications, however, so we must add an |
| 351 | // additional vertical flip to the transform after all the other transforms. |
| 352 | xform = mtxFlipV * xform; |
| 353 | |
| 354 | memcpy(outTransform, xform.asArray(), sizeof(xform)); |
| 355 | } |
| 356 | |
| 357 | Rect SurfaceTexture::scaleDownCrop(const Rect& crop, uint32_t bufferWidth, uint32_t bufferHeight) { |
| 358 | Rect outCrop = crop; |
| 359 | |
| 360 | uint32_t newWidth = static_cast<uint32_t>(crop.width()); |
| 361 | uint32_t newHeight = static_cast<uint32_t>(crop.height()); |
| 362 | |
| 363 | if (newWidth * bufferHeight > newHeight * bufferWidth) { |
| 364 | newWidth = newHeight * bufferWidth / bufferHeight; |
| 365 | ALOGV("too wide: newWidth = %d", newWidth); |
| 366 | } else if (newWidth * bufferHeight < newHeight * bufferWidth) { |
| 367 | newHeight = newWidth * bufferHeight / bufferWidth; |
| 368 | ALOGV("too tall: newHeight = %d", newHeight); |
| 369 | } |
| 370 | |
| 371 | uint32_t currentWidth = static_cast<uint32_t>(crop.width()); |
| 372 | uint32_t currentHeight = static_cast<uint32_t>(crop.height()); |
| 373 | |
| 374 | // The crop is too wide |
| 375 | if (newWidth < currentWidth) { |
| 376 | uint32_t dw = currentWidth - newWidth; |
| 377 | auto halfdw = dw / 2; |
| 378 | outCrop.left += halfdw; |
| 379 | // Not halfdw because it would subtract 1 too few when dw is odd |
| 380 | outCrop.right -= (dw - halfdw); |
| 381 | // The crop is too tall |
| 382 | } else if (newHeight < currentHeight) { |
| 383 | uint32_t dh = currentHeight - newHeight; |
| 384 | auto halfdh = dh / 2; |
| 385 | outCrop.top += halfdh; |
| 386 | // Not halfdh because it would subtract 1 too few when dh is odd |
| 387 | outCrop.bottom -= (dh - halfdh); |
| 388 | } |
| 389 | |
| 390 | ALOGV("getCurrentCrop final crop [%d,%d,%d,%d]", outCrop.left, outCrop.top, outCrop.right, |
| 391 | outCrop.bottom); |
| 392 | |
| 393 | return outCrop; |
| 394 | } |
| 395 | |
| 396 | nsecs_t SurfaceTexture::getTimestamp() { |
| 397 | SFT_LOGV("getTimestamp"); |
| 398 | Mutex::Autolock lock(mMutex); |
| 399 | return mCurrentTimestamp; |
| 400 | } |
| 401 | |
| 402 | android_dataspace SurfaceTexture::getCurrentDataSpace() { |
| 403 | SFT_LOGV("getCurrentDataSpace"); |
| 404 | Mutex::Autolock lock(mMutex); |
| 405 | return mCurrentDataSpace; |
| 406 | } |
| 407 | |
| 408 | uint64_t SurfaceTexture::getFrameNumber() { |
| 409 | SFT_LOGV("getFrameNumber"); |
| 410 | Mutex::Autolock lock(mMutex); |
| 411 | return mCurrentFrameNumber; |
| 412 | } |
| 413 | |
| 414 | Rect SurfaceTexture::getCurrentCrop() const { |
| 415 | Mutex::Autolock lock(mMutex); |
| 416 | return (mCurrentScalingMode == NATIVE_WINDOW_SCALING_MODE_SCALE_CROP) |
| 417 | ? scaleDownCrop(mCurrentCrop, mDefaultWidth, mDefaultHeight) |
| 418 | : mCurrentCrop; |
| 419 | } |
| 420 | |
| 421 | uint32_t SurfaceTexture::getCurrentTransform() const { |
| 422 | Mutex::Autolock lock(mMutex); |
| 423 | return mCurrentTransform; |
| 424 | } |
| 425 | |
| 426 | uint32_t SurfaceTexture::getCurrentScalingMode() const { |
| 427 | Mutex::Autolock lock(mMutex); |
| 428 | return mCurrentScalingMode; |
| 429 | } |
| 430 | |
| 431 | sp<Fence> SurfaceTexture::getCurrentFence() const { |
| 432 | Mutex::Autolock lock(mMutex); |
| 433 | return mCurrentFence; |
| 434 | } |
| 435 | |
| 436 | std::shared_ptr<FenceTime> SurfaceTexture::getCurrentFenceTime() const { |
| 437 | Mutex::Autolock lock(mMutex); |
| 438 | return mCurrentFenceTime; |
| 439 | } |
| 440 | |
| 441 | void SurfaceTexture::freeBufferLocked(int slotIndex) { |
| 442 | SFT_LOGV("freeBufferLocked: slotIndex=%d", slotIndex); |
| 443 | if (slotIndex == mCurrentTexture) { |
| 444 | mCurrentTexture = BufferQueue::INVALID_BUFFER_SLOT; |
| 445 | } |
| 446 | // The slotIndex buffer could have EGL or SkImage cache, but there is no way to tell for sure. |
| 447 | // Buffers can be freed after SurfaceTexture has detached from GL context or View. |
| 448 | mImageConsumer.onFreeBufferLocked(slotIndex); |
| 449 | mEGLConsumer.onFreeBufferLocked(slotIndex); |
| 450 | ConsumerBase::freeBufferLocked(slotIndex); |
| 451 | } |
| 452 | |
| 453 | void SurfaceTexture::abandonLocked() { |
| 454 | SFT_LOGV("abandonLocked"); |
| 455 | mEGLConsumer.onAbandonLocked(); |
| 456 | ConsumerBase::abandonLocked(); |
| 457 | } |
| 458 | |
| 459 | status_t SurfaceTexture::setConsumerUsageBits(uint64_t usage) { |
| 460 | return ConsumerBase::setConsumerUsageBits(usage | DEFAULT_USAGE_FLAGS); |
| 461 | } |
| 462 | |
| 463 | void SurfaceTexture::dumpLocked(String8& result, const char* prefix) const { |
| 464 | result.appendFormat( |
| 465 | "%smTexName=%d mCurrentTexture=%d\n" |
| 466 | "%smCurrentCrop=[%d,%d,%d,%d] mCurrentTransform=%#x\n", |
| 467 | prefix, mTexName, mCurrentTexture, prefix, mCurrentCrop.left, mCurrentCrop.top, |
| 468 | mCurrentCrop.right, mCurrentCrop.bottom, mCurrentTransform); |
| 469 | |
| 470 | ConsumerBase::dumpLocked(result, prefix); |
| 471 | } |
| 472 | |
| 473 | sk_sp<SkImage> SurfaceTexture::dequeueImage(SkMatrix& transformMatrix, android_dataspace& dataSpace, |
| 474 | bool* queueEmpty, |
| 475 | uirenderer::RenderState& renderState) { |
| 476 | Mutex::Autolock _l(mMutex); |
| 477 | |
| 478 | if (mAbandoned) { |
| 479 | SFT_LOGE("dequeueImage: SurfaceTexture is abandoned!"); |
| 480 | return nullptr; |
| 481 | } |
| 482 | |
| 483 | if (mOpMode != OpMode::attachedToView) { |
| 484 | SFT_LOGE("dequeueImage: SurfaceTexture is not attached to a View"); |
| 485 | return nullptr; |
| 486 | } |
| 487 | |
| 488 | auto image = mImageConsumer.dequeueImage(queueEmpty, *this, renderState); |
| 489 | if (image.get()) { |
| 490 | uirenderer::mat4(mCurrentTransformMatrix).copyTo(transformMatrix); |
| 491 | dataSpace = mCurrentDataSpace; |
| 492 | } |
| 493 | return image; |
| 494 | } |
| 495 | |
| 496 | }; // namespace android |