Chia-I Wu | f140518 | 2017-11-27 11:29:21 -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 | #undef LOG_TAG |
| 18 | #define LOG_TAG "BufferLayerConsumer" |
| 19 | #define ATRACE_TAG ATRACE_TAG_GRAPHICS |
| 20 | //#define LOG_NDEBUG 0 |
| 21 | |
| 22 | #include "BufferLayerConsumer.h" |
| 23 | |
| 24 | #include <inttypes.h> |
| 25 | |
| 26 | #include <EGL/egl.h> |
| 27 | #include <EGL/eglext.h> |
| 28 | #include <GLES2/gl2.h> |
| 29 | #include <GLES2/gl2ext.h> |
| 30 | #include <cutils/compiler.h> |
| 31 | |
| 32 | #include <hardware/hardware.h> |
| 33 | |
| 34 | #include <math/mat4.h> |
| 35 | |
| 36 | #include <gui/BufferItem.h> |
| 37 | #include <gui/GLConsumer.h> |
| 38 | #include <gui/ISurfaceComposer.h> |
| 39 | #include <gui/SurfaceComposerClient.h> |
| 40 | |
| 41 | #include <private/gui/ComposerService.h> |
| 42 | #include <private/gui/SyncFeatures.h> |
| 43 | |
| 44 | #include <utils/Log.h> |
| 45 | #include <utils/String8.h> |
| 46 | #include <utils/Trace.h> |
| 47 | |
| 48 | extern "C" EGLAPI const char* eglQueryStringImplementationANDROID(EGLDisplay dpy, EGLint name); |
| 49 | #define CROP_EXT_STR "EGL_ANDROID_image_crop" |
| 50 | #define PROT_CONTENT_EXT_STR "EGL_EXT_protected_content" |
| 51 | #define EGL_PROTECTED_CONTENT_EXT 0x32C0 |
| 52 | |
| 53 | namespace android { |
| 54 | |
| 55 | // Macros for including the BufferLayerConsumer name in log messages |
| 56 | #define BLC_LOGV(x, ...) ALOGV("[%s] " x, mName.string(), ##__VA_ARGS__) |
| 57 | #define BLC_LOGD(x, ...) ALOGD("[%s] " x, mName.string(), ##__VA_ARGS__) |
| 58 | //#define BLC_LOGI(x, ...) ALOGI("[%s] " x, mName.string(), ##__VA_ARGS__) |
| 59 | #define BLC_LOGW(x, ...) ALOGW("[%s] " x, mName.string(), ##__VA_ARGS__) |
| 60 | #define BLC_LOGE(x, ...) ALOGE("[%s] " x, mName.string(), ##__VA_ARGS__) |
| 61 | |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 62 | static const mat4 mtxIdentity; |
| 63 | |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 64 | static bool hasEglAndroidImageCropImpl() { |
| 65 | EGLDisplay dpy = eglGetDisplay(EGL_DEFAULT_DISPLAY); |
| 66 | const char* exts = eglQueryStringImplementationANDROID(dpy, EGL_EXTENSIONS); |
| 67 | size_t cropExtLen = strlen(CROP_EXT_STR); |
| 68 | size_t extsLen = strlen(exts); |
| 69 | bool equal = !strcmp(CROP_EXT_STR, exts); |
| 70 | bool atStart = !strncmp(CROP_EXT_STR " ", exts, cropExtLen + 1); |
| 71 | bool atEnd = (cropExtLen + 1) < extsLen && |
| 72 | !strcmp(" " CROP_EXT_STR, exts + extsLen - (cropExtLen + 1)); |
| 73 | bool inMiddle = strstr(exts, " " CROP_EXT_STR " "); |
| 74 | return equal || atStart || atEnd || inMiddle; |
| 75 | } |
| 76 | |
| 77 | static bool hasEglAndroidImageCrop() { |
| 78 | // Only compute whether the extension is present once the first time this |
| 79 | // function is called. |
| 80 | static bool hasIt = hasEglAndroidImageCropImpl(); |
| 81 | return hasIt; |
| 82 | } |
| 83 | |
| 84 | static bool hasEglProtectedContentImpl() { |
| 85 | EGLDisplay dpy = eglGetDisplay(EGL_DEFAULT_DISPLAY); |
| 86 | const char* exts = eglQueryString(dpy, EGL_EXTENSIONS); |
| 87 | size_t cropExtLen = strlen(PROT_CONTENT_EXT_STR); |
| 88 | size_t extsLen = strlen(exts); |
| 89 | bool equal = !strcmp(PROT_CONTENT_EXT_STR, exts); |
| 90 | bool atStart = !strncmp(PROT_CONTENT_EXT_STR " ", exts, cropExtLen + 1); |
| 91 | bool atEnd = (cropExtLen + 1) < extsLen && |
| 92 | !strcmp(" " PROT_CONTENT_EXT_STR, exts + extsLen - (cropExtLen + 1)); |
| 93 | bool inMiddle = strstr(exts, " " PROT_CONTENT_EXT_STR " "); |
| 94 | return equal || atStart || atEnd || inMiddle; |
| 95 | } |
| 96 | |
| 97 | static bool hasEglProtectedContent() { |
| 98 | // Only compute whether the extension is present once the first time this |
| 99 | // function is called. |
| 100 | static bool hasIt = hasEglProtectedContentImpl(); |
| 101 | return hasIt; |
| 102 | } |
| 103 | |
| 104 | static bool isEglImageCroppable(const Rect& crop) { |
| 105 | return hasEglAndroidImageCrop() && (crop.left == 0 && crop.top == 0); |
| 106 | } |
| 107 | |
Chia-I Wu | bd854bf | 2017-11-27 13:41:26 -0800 | [diff] [blame] | 108 | BufferLayerConsumer::BufferLayerConsumer(const sp<IGraphicBufferConsumer>& bq, uint32_t tex) |
| 109 | : ConsumerBase(bq, false), |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 110 | mCurrentCrop(Rect::EMPTY_RECT), |
| 111 | mCurrentTransform(0), |
| 112 | mCurrentScalingMode(NATIVE_WINDOW_SCALING_MODE_FREEZE), |
| 113 | mCurrentFence(Fence::NO_FENCE), |
| 114 | mCurrentTimestamp(0), |
| 115 | mCurrentDataSpace(HAL_DATASPACE_UNKNOWN), |
| 116 | mCurrentFrameNumber(0), |
| 117 | mDefaultWidth(1), |
| 118 | mDefaultHeight(1), |
| 119 | mFilteringEnabled(true), |
| 120 | mTexName(tex), |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 121 | mEglDisplay(EGL_NO_DISPLAY), |
| 122 | mEglContext(EGL_NO_CONTEXT), |
Chia-I Wu | c91077c | 2017-11-27 13:32:04 -0800 | [diff] [blame] | 123 | mCurrentTexture(BufferQueue::INVALID_BUFFER_SLOT) { |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 124 | BLC_LOGV("BufferLayerConsumer"); |
| 125 | |
| 126 | memcpy(mCurrentTransformMatrix, mtxIdentity.asArray(), sizeof(mCurrentTransformMatrix)); |
| 127 | |
| 128 | mConsumer->setConsumerUsageBits(DEFAULT_USAGE_FLAGS); |
| 129 | } |
| 130 | |
| 131 | status_t BufferLayerConsumer::setDefaultBufferSize(uint32_t w, uint32_t h) { |
| 132 | Mutex::Autolock lock(mMutex); |
| 133 | if (mAbandoned) { |
| 134 | BLC_LOGE("setDefaultBufferSize: BufferLayerConsumer is abandoned!"); |
| 135 | return NO_INIT; |
| 136 | } |
| 137 | mDefaultWidth = w; |
| 138 | mDefaultHeight = h; |
| 139 | return mConsumer->setDefaultBufferSize(w, h); |
| 140 | } |
| 141 | |
| 142 | status_t BufferLayerConsumer::updateTexImage() { |
| 143 | ATRACE_CALL(); |
| 144 | BLC_LOGV("updateTexImage"); |
| 145 | Mutex::Autolock lock(mMutex); |
| 146 | |
| 147 | if (mAbandoned) { |
| 148 | BLC_LOGE("updateTexImage: BufferLayerConsumer is abandoned!"); |
| 149 | return NO_INIT; |
| 150 | } |
| 151 | |
| 152 | // Make sure the EGL state is the same as in previous calls. |
| 153 | status_t err = checkAndUpdateEglStateLocked(); |
| 154 | if (err != NO_ERROR) { |
| 155 | return err; |
| 156 | } |
| 157 | |
| 158 | BufferItem item; |
| 159 | |
| 160 | // Acquire the next buffer. |
| 161 | // In asynchronous mode the list is guaranteed to be one buffer |
| 162 | // deep, while in synchronous mode we use the oldest buffer. |
| 163 | err = acquireBufferLocked(&item, 0); |
| 164 | if (err != NO_ERROR) { |
| 165 | if (err == BufferQueue::NO_BUFFER_AVAILABLE) { |
| 166 | // We always bind the texture even if we don't update its contents. |
| 167 | BLC_LOGV("updateTexImage: no buffers were available"); |
Chia-I Wu | bd854bf | 2017-11-27 13:41:26 -0800 | [diff] [blame] | 168 | glBindTexture(sTexTarget, mTexName); |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 169 | err = NO_ERROR; |
| 170 | } else { |
| 171 | BLC_LOGE("updateTexImage: acquire failed: %s (%d)", strerror(-err), err); |
| 172 | } |
| 173 | return err; |
| 174 | } |
| 175 | |
| 176 | // Release the previous buffer. |
| 177 | err = updateAndReleaseLocked(item); |
| 178 | if (err != NO_ERROR) { |
| 179 | // We always bind the texture. |
Chia-I Wu | bd854bf | 2017-11-27 13:41:26 -0800 | [diff] [blame] | 180 | glBindTexture(sTexTarget, mTexName); |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 181 | return err; |
| 182 | } |
| 183 | |
| 184 | // Bind the new buffer to the GL texture, and wait until it's ready. |
| 185 | return bindTextureImageLocked(); |
| 186 | } |
| 187 | |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 188 | status_t BufferLayerConsumer::acquireBufferLocked(BufferItem* item, nsecs_t presentWhen, |
| 189 | uint64_t maxFrameNumber) { |
| 190 | status_t err = ConsumerBase::acquireBufferLocked(item, presentWhen, maxFrameNumber); |
| 191 | if (err != NO_ERROR) { |
| 192 | return err; |
| 193 | } |
| 194 | |
| 195 | // If item->mGraphicBuffer is not null, this buffer has not been acquired |
| 196 | // before, so any prior EglImage created is using a stale buffer. This |
| 197 | // replaces any old EglImage with a new one (using the new buffer). |
| 198 | if (item->mGraphicBuffer != NULL) { |
| 199 | int slot = item->mSlot; |
| 200 | mEglSlots[slot].mEglImage = new EglImage(item->mGraphicBuffer); |
| 201 | } |
| 202 | |
| 203 | return NO_ERROR; |
| 204 | } |
| 205 | |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 206 | status_t BufferLayerConsumer::updateAndReleaseLocked(const BufferItem& item, |
| 207 | PendingRelease* pendingRelease) { |
| 208 | status_t err = NO_ERROR; |
| 209 | |
| 210 | int slot = item.mSlot; |
| 211 | |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 212 | // Confirm state. |
| 213 | err = checkAndUpdateEglStateLocked(); |
| 214 | if (err != NO_ERROR) { |
Chia-I Wu | 6aff69b | 2017-11-27 14:08:48 -0800 | [diff] [blame] | 215 | releaseBufferLocked(slot, mSlots[slot].mGraphicBuffer); |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 216 | return err; |
| 217 | } |
| 218 | |
| 219 | // Ensure we have a valid EglImageKHR for the slot, creating an EglImage |
| 220 | // if nessessary, for the gralloc buffer currently in the slot in |
| 221 | // ConsumerBase. |
| 222 | // We may have to do this even when item.mGraphicBuffer == NULL (which |
| 223 | // means the buffer was previously acquired). |
| 224 | err = mEglSlots[slot].mEglImage->createIfNeeded(mEglDisplay, item.mCrop); |
| 225 | if (err != NO_ERROR) { |
| 226 | BLC_LOGW("updateAndRelease: unable to createImage on display=%p slot=%d", mEglDisplay, |
| 227 | slot); |
Chia-I Wu | 6aff69b | 2017-11-27 14:08:48 -0800 | [diff] [blame] | 228 | releaseBufferLocked(slot, mSlots[slot].mGraphicBuffer); |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 229 | return UNKNOWN_ERROR; |
| 230 | } |
| 231 | |
| 232 | // Do whatever sync ops we need to do before releasing the old slot. |
| 233 | if (slot != mCurrentTexture) { |
| 234 | err = syncForReleaseLocked(mEglDisplay); |
| 235 | if (err != NO_ERROR) { |
| 236 | // Release the buffer we just acquired. It's not safe to |
| 237 | // release the old buffer, so instead we just drop the new frame. |
| 238 | // As we are still under lock since acquireBuffer, it is safe to |
| 239 | // release by slot. |
Chia-I Wu | 6aff69b | 2017-11-27 14:08:48 -0800 | [diff] [blame] | 240 | releaseBufferLocked(slot, mSlots[slot].mGraphicBuffer); |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 241 | return err; |
| 242 | } |
| 243 | } |
| 244 | |
| 245 | BLC_LOGV("updateAndRelease: (slot=%d buf=%p) -> (slot=%d buf=%p)", mCurrentTexture, |
| 246 | mCurrentTextureImage != NULL ? mCurrentTextureImage->graphicBufferHandle() : 0, slot, |
| 247 | mSlots[slot].mGraphicBuffer->handle); |
| 248 | |
| 249 | // Hang onto the pointer so that it isn't freed in the call to |
| 250 | // releaseBufferLocked() if we're in shared buffer mode and both buffers are |
| 251 | // the same. |
| 252 | sp<EglImage> nextTextureImage = mEglSlots[slot].mEglImage; |
| 253 | |
| 254 | // release old buffer |
| 255 | if (mCurrentTexture != BufferQueue::INVALID_BUFFER_SLOT) { |
| 256 | if (pendingRelease == nullptr) { |
| 257 | status_t status = |
Chia-I Wu | 6aff69b | 2017-11-27 14:08:48 -0800 | [diff] [blame] | 258 | releaseBufferLocked(mCurrentTexture, mCurrentTextureImage->graphicBuffer()); |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 259 | if (status < NO_ERROR) { |
| 260 | BLC_LOGE("updateAndRelease: failed to release buffer: %s (%d)", strerror(-status), |
| 261 | status); |
| 262 | err = status; |
| 263 | // keep going, with error raised [?] |
| 264 | } |
| 265 | } else { |
| 266 | pendingRelease->currentTexture = mCurrentTexture; |
| 267 | pendingRelease->graphicBuffer = mCurrentTextureImage->graphicBuffer(); |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 268 | pendingRelease->isPending = true; |
| 269 | } |
| 270 | } |
| 271 | |
| 272 | // Update the BufferLayerConsumer state. |
| 273 | mCurrentTexture = slot; |
| 274 | mCurrentTextureImage = nextTextureImage; |
| 275 | mCurrentCrop = item.mCrop; |
| 276 | mCurrentTransform = item.mTransform; |
| 277 | mCurrentScalingMode = item.mScalingMode; |
| 278 | mCurrentTimestamp = item.mTimestamp; |
| 279 | mCurrentDataSpace = item.mDataSpace; |
| 280 | mCurrentFence = item.mFence; |
| 281 | mCurrentFenceTime = item.mFenceTime; |
| 282 | mCurrentFrameNumber = item.mFrameNumber; |
| 283 | |
| 284 | computeCurrentTransformMatrixLocked(); |
| 285 | |
| 286 | return err; |
| 287 | } |
| 288 | |
| 289 | status_t BufferLayerConsumer::bindTextureImageLocked() { |
| 290 | if (mEglDisplay == EGL_NO_DISPLAY) { |
| 291 | ALOGE("bindTextureImage: invalid display"); |
| 292 | return INVALID_OPERATION; |
| 293 | } |
| 294 | |
| 295 | GLenum error; |
| 296 | while ((error = glGetError()) != GL_NO_ERROR) { |
| 297 | BLC_LOGW("bindTextureImage: clearing GL error: %#04x", error); |
| 298 | } |
| 299 | |
Chia-I Wu | bd854bf | 2017-11-27 13:41:26 -0800 | [diff] [blame] | 300 | glBindTexture(sTexTarget, mTexName); |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 301 | if (mCurrentTexture == BufferQueue::INVALID_BUFFER_SLOT && mCurrentTextureImage == NULL) { |
| 302 | BLC_LOGE("bindTextureImage: no currently-bound texture"); |
| 303 | return NO_INIT; |
| 304 | } |
| 305 | |
| 306 | status_t err = mCurrentTextureImage->createIfNeeded(mEglDisplay, mCurrentCrop); |
| 307 | if (err != NO_ERROR) { |
| 308 | BLC_LOGW("bindTextureImage: can't create image on display=%p slot=%d", mEglDisplay, |
| 309 | mCurrentTexture); |
| 310 | return UNKNOWN_ERROR; |
| 311 | } |
Chia-I Wu | bd854bf | 2017-11-27 13:41:26 -0800 | [diff] [blame] | 312 | mCurrentTextureImage->bindToTextureTarget(sTexTarget); |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 313 | |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 314 | // Wait for the new buffer to be ready. |
| 315 | return doGLFenceWaitLocked(); |
| 316 | } |
| 317 | |
Chia-I Wu | c91077c | 2017-11-27 13:32:04 -0800 | [diff] [blame] | 318 | status_t BufferLayerConsumer::checkAndUpdateEglStateLocked() { |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 319 | EGLDisplay dpy = eglGetCurrentDisplay(); |
| 320 | EGLContext ctx = eglGetCurrentContext(); |
| 321 | |
Chia-I Wu | c91077c | 2017-11-27 13:32:04 -0800 | [diff] [blame] | 322 | // if this is the first time we're called, mEglDisplay/mEglContext have |
| 323 | // never been set, so don't error out (below). |
| 324 | if (mEglDisplay == EGL_NO_DISPLAY) { |
| 325 | mEglDisplay = dpy; |
| 326 | } |
| 327 | if (mEglContext == EGL_NO_CONTEXT) { |
| 328 | mEglContext = ctx; |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 329 | } |
| 330 | |
| 331 | if (mEglDisplay != dpy || dpy == EGL_NO_DISPLAY) { |
| 332 | BLC_LOGE("checkAndUpdateEglState: invalid current EGLDisplay"); |
| 333 | return INVALID_OPERATION; |
| 334 | } |
| 335 | |
| 336 | if (mEglContext != ctx || ctx == EGL_NO_CONTEXT) { |
| 337 | BLC_LOGE("checkAndUpdateEglState: invalid current EGLContext"); |
| 338 | return INVALID_OPERATION; |
| 339 | } |
| 340 | |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 341 | return NO_ERROR; |
| 342 | } |
| 343 | |
| 344 | void BufferLayerConsumer::setReleaseFence(const sp<Fence>& fence) { |
| 345 | if (fence->isValid() && mCurrentTexture != BufferQueue::INVALID_BUFFER_SLOT) { |
| 346 | status_t err = |
| 347 | addReleaseFence(mCurrentTexture, mCurrentTextureImage->graphicBuffer(), fence); |
| 348 | if (err != OK) { |
| 349 | BLC_LOGE("setReleaseFence: failed to add the fence: %s (%d)", strerror(-err), err); |
| 350 | } |
| 351 | } |
| 352 | } |
| 353 | |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 354 | status_t BufferLayerConsumer::syncForReleaseLocked(EGLDisplay dpy) { |
| 355 | BLC_LOGV("syncForReleaseLocked"); |
| 356 | |
| 357 | if (mCurrentTexture != BufferQueue::INVALID_BUFFER_SLOT) { |
| 358 | if (SyncFeatures::getInstance().useNativeFenceSync()) { |
| 359 | EGLSyncKHR sync = eglCreateSyncKHR(dpy, EGL_SYNC_NATIVE_FENCE_ANDROID, NULL); |
| 360 | if (sync == EGL_NO_SYNC_KHR) { |
| 361 | BLC_LOGE("syncForReleaseLocked: error creating EGL fence: %#x", eglGetError()); |
| 362 | return UNKNOWN_ERROR; |
| 363 | } |
| 364 | glFlush(); |
| 365 | int fenceFd = eglDupNativeFenceFDANDROID(dpy, sync); |
| 366 | eglDestroySyncKHR(dpy, sync); |
| 367 | if (fenceFd == EGL_NO_NATIVE_FENCE_FD_ANDROID) { |
| 368 | BLC_LOGE("syncForReleaseLocked: error dup'ing native fence " |
| 369 | "fd: %#x", |
| 370 | eglGetError()); |
| 371 | return UNKNOWN_ERROR; |
| 372 | } |
| 373 | sp<Fence> fence(new Fence(fenceFd)); |
| 374 | status_t err = addReleaseFenceLocked(mCurrentTexture, |
| 375 | mCurrentTextureImage->graphicBuffer(), fence); |
| 376 | if (err != OK) { |
| 377 | BLC_LOGE("syncForReleaseLocked: error adding release fence: " |
| 378 | "%s (%d)", |
| 379 | strerror(-err), err); |
| 380 | return err; |
| 381 | } |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 382 | } |
| 383 | } |
| 384 | |
| 385 | return OK; |
| 386 | } |
| 387 | |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 388 | void BufferLayerConsumer::getTransformMatrix(float mtx[16]) { |
| 389 | Mutex::Autolock lock(mMutex); |
| 390 | memcpy(mtx, mCurrentTransformMatrix, sizeof(mCurrentTransformMatrix)); |
| 391 | } |
| 392 | |
| 393 | void BufferLayerConsumer::setFilteringEnabled(bool enabled) { |
| 394 | Mutex::Autolock lock(mMutex); |
| 395 | if (mAbandoned) { |
| 396 | BLC_LOGE("setFilteringEnabled: BufferLayerConsumer is abandoned!"); |
| 397 | return; |
| 398 | } |
| 399 | bool needsRecompute = mFilteringEnabled != enabled; |
| 400 | mFilteringEnabled = enabled; |
| 401 | |
| 402 | if (needsRecompute && mCurrentTextureImage == NULL) { |
| 403 | BLC_LOGD("setFilteringEnabled called with mCurrentTextureImage == NULL"); |
| 404 | } |
| 405 | |
| 406 | if (needsRecompute && mCurrentTextureImage != NULL) { |
| 407 | computeCurrentTransformMatrixLocked(); |
| 408 | } |
| 409 | } |
| 410 | |
| 411 | void BufferLayerConsumer::computeCurrentTransformMatrixLocked() { |
| 412 | BLC_LOGV("computeCurrentTransformMatrixLocked"); |
| 413 | sp<GraphicBuffer> buf = |
| 414 | (mCurrentTextureImage == nullptr) ? nullptr : mCurrentTextureImage->graphicBuffer(); |
| 415 | if (buf == nullptr) { |
| 416 | BLC_LOGD("computeCurrentTransformMatrixLocked: " |
| 417 | "mCurrentTextureImage is NULL"); |
| 418 | } |
Chia-I Wu | 243b74a | 2017-11-27 14:24:14 -0800 | [diff] [blame] | 419 | GLConsumer::computeTransformMatrix(mCurrentTransformMatrix, buf, |
| 420 | isEglImageCroppable(mCurrentCrop) ? Rect::EMPTY_RECT |
| 421 | : mCurrentCrop, |
| 422 | mCurrentTransform, mFilteringEnabled); |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 423 | } |
| 424 | |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 425 | nsecs_t BufferLayerConsumer::getTimestamp() { |
| 426 | BLC_LOGV("getTimestamp"); |
| 427 | Mutex::Autolock lock(mMutex); |
| 428 | return mCurrentTimestamp; |
| 429 | } |
| 430 | |
| 431 | android_dataspace BufferLayerConsumer::getCurrentDataSpace() { |
| 432 | BLC_LOGV("getCurrentDataSpace"); |
| 433 | Mutex::Autolock lock(mMutex); |
| 434 | return mCurrentDataSpace; |
| 435 | } |
| 436 | |
| 437 | uint64_t BufferLayerConsumer::getFrameNumber() { |
| 438 | BLC_LOGV("getFrameNumber"); |
| 439 | Mutex::Autolock lock(mMutex); |
| 440 | return mCurrentFrameNumber; |
| 441 | } |
| 442 | |
| 443 | sp<GraphicBuffer> BufferLayerConsumer::getCurrentBuffer(int* outSlot) const { |
| 444 | Mutex::Autolock lock(mMutex); |
| 445 | |
| 446 | if (outSlot != nullptr) { |
| 447 | *outSlot = mCurrentTexture; |
| 448 | } |
| 449 | |
| 450 | return (mCurrentTextureImage == nullptr) ? NULL : mCurrentTextureImage->graphicBuffer(); |
| 451 | } |
| 452 | |
| 453 | Rect BufferLayerConsumer::getCurrentCrop() const { |
| 454 | Mutex::Autolock lock(mMutex); |
| 455 | return (mCurrentScalingMode == NATIVE_WINDOW_SCALING_MODE_SCALE_CROP) |
Chia-I Wu | e1e1187 | 2017-12-01 09:21:59 -0800 | [diff] [blame^] | 456 | ? GLConsumer::scaleDownCrop(mCurrentCrop, mDefaultWidth, mDefaultHeight) |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 457 | : mCurrentCrop; |
| 458 | } |
| 459 | |
| 460 | uint32_t BufferLayerConsumer::getCurrentTransform() const { |
| 461 | Mutex::Autolock lock(mMutex); |
| 462 | return mCurrentTransform; |
| 463 | } |
| 464 | |
| 465 | uint32_t BufferLayerConsumer::getCurrentScalingMode() const { |
| 466 | Mutex::Autolock lock(mMutex); |
| 467 | return mCurrentScalingMode; |
| 468 | } |
| 469 | |
| 470 | sp<Fence> BufferLayerConsumer::getCurrentFence() const { |
| 471 | Mutex::Autolock lock(mMutex); |
| 472 | return mCurrentFence; |
| 473 | } |
| 474 | |
| 475 | std::shared_ptr<FenceTime> BufferLayerConsumer::getCurrentFenceTime() const { |
| 476 | Mutex::Autolock lock(mMutex); |
| 477 | return mCurrentFenceTime; |
| 478 | } |
| 479 | |
| 480 | status_t BufferLayerConsumer::doGLFenceWaitLocked() const { |
| 481 | EGLDisplay dpy = eglGetCurrentDisplay(); |
| 482 | EGLContext ctx = eglGetCurrentContext(); |
| 483 | |
| 484 | if (mEglDisplay != dpy || mEglDisplay == EGL_NO_DISPLAY) { |
| 485 | BLC_LOGE("doGLFenceWait: invalid current EGLDisplay"); |
| 486 | return INVALID_OPERATION; |
| 487 | } |
| 488 | |
| 489 | if (mEglContext != ctx || mEglContext == EGL_NO_CONTEXT) { |
| 490 | BLC_LOGE("doGLFenceWait: invalid current EGLContext"); |
| 491 | return INVALID_OPERATION; |
| 492 | } |
| 493 | |
| 494 | if (mCurrentFence->isValid()) { |
| 495 | if (SyncFeatures::getInstance().useWaitSync()) { |
| 496 | // Create an EGLSyncKHR from the current fence. |
| 497 | int fenceFd = mCurrentFence->dup(); |
| 498 | if (fenceFd == -1) { |
| 499 | BLC_LOGE("doGLFenceWait: error dup'ing fence fd: %d", errno); |
| 500 | return -errno; |
| 501 | } |
| 502 | EGLint attribs[] = {EGL_SYNC_NATIVE_FENCE_FD_ANDROID, fenceFd, EGL_NONE}; |
| 503 | EGLSyncKHR sync = eglCreateSyncKHR(dpy, EGL_SYNC_NATIVE_FENCE_ANDROID, attribs); |
| 504 | if (sync == EGL_NO_SYNC_KHR) { |
| 505 | close(fenceFd); |
| 506 | BLC_LOGE("doGLFenceWait: error creating EGL fence: %#x", eglGetError()); |
| 507 | return UNKNOWN_ERROR; |
| 508 | } |
| 509 | |
| 510 | // XXX: The spec draft is inconsistent as to whether this should |
| 511 | // return an EGLint or void. Ignore the return value for now, as |
| 512 | // it's not strictly needed. |
| 513 | eglWaitSyncKHR(dpy, sync, 0); |
| 514 | EGLint eglErr = eglGetError(); |
| 515 | eglDestroySyncKHR(dpy, sync); |
| 516 | if (eglErr != EGL_SUCCESS) { |
| 517 | BLC_LOGE("doGLFenceWait: error waiting for EGL fence: %#x", eglErr); |
| 518 | return UNKNOWN_ERROR; |
| 519 | } |
| 520 | } else { |
| 521 | status_t err = mCurrentFence->waitForever("BufferLayerConsumer::doGLFenceWaitLocked"); |
| 522 | if (err != NO_ERROR) { |
| 523 | BLC_LOGE("doGLFenceWait: error waiting for fence: %d", err); |
| 524 | return err; |
| 525 | } |
| 526 | } |
| 527 | } |
| 528 | |
| 529 | return NO_ERROR; |
| 530 | } |
| 531 | |
| 532 | void BufferLayerConsumer::freeBufferLocked(int slotIndex) { |
| 533 | BLC_LOGV("freeBufferLocked: slotIndex=%d", slotIndex); |
| 534 | if (slotIndex == mCurrentTexture) { |
| 535 | mCurrentTexture = BufferQueue::INVALID_BUFFER_SLOT; |
| 536 | } |
| 537 | mEglSlots[slotIndex].mEglImage.clear(); |
| 538 | ConsumerBase::freeBufferLocked(slotIndex); |
| 539 | } |
| 540 | |
| 541 | void BufferLayerConsumer::abandonLocked() { |
| 542 | BLC_LOGV("abandonLocked"); |
| 543 | mCurrentTextureImage.clear(); |
| 544 | ConsumerBase::abandonLocked(); |
| 545 | } |
| 546 | |
| 547 | status_t BufferLayerConsumer::setConsumerUsageBits(uint64_t usage) { |
| 548 | return ConsumerBase::setConsumerUsageBits(usage | DEFAULT_USAGE_FLAGS); |
| 549 | } |
| 550 | |
| 551 | void BufferLayerConsumer::dumpLocked(String8& result, const char* prefix) const { |
| 552 | result.appendFormat("%smTexName=%d mCurrentTexture=%d\n" |
| 553 | "%smCurrentCrop=[%d,%d,%d,%d] mCurrentTransform=%#x\n", |
| 554 | prefix, mTexName, mCurrentTexture, prefix, mCurrentCrop.left, |
| 555 | mCurrentCrop.top, mCurrentCrop.right, mCurrentCrop.bottom, |
| 556 | mCurrentTransform); |
| 557 | |
| 558 | ConsumerBase::dumpLocked(result, prefix); |
| 559 | } |
| 560 | |
| 561 | BufferLayerConsumer::EglImage::EglImage(sp<GraphicBuffer> graphicBuffer) |
| 562 | : mGraphicBuffer(graphicBuffer), |
| 563 | mEglImage(EGL_NO_IMAGE_KHR), |
| 564 | mEglDisplay(EGL_NO_DISPLAY), |
| 565 | mCropRect(Rect::EMPTY_RECT) {} |
| 566 | |
| 567 | BufferLayerConsumer::EglImage::~EglImage() { |
| 568 | if (mEglImage != EGL_NO_IMAGE_KHR) { |
| 569 | if (!eglDestroyImageKHR(mEglDisplay, mEglImage)) { |
| 570 | ALOGE("~EglImage: eglDestroyImageKHR failed"); |
| 571 | } |
| 572 | eglTerminate(mEglDisplay); |
| 573 | } |
| 574 | } |
| 575 | |
Chia-I Wu | c91077c | 2017-11-27 13:32:04 -0800 | [diff] [blame] | 576 | status_t BufferLayerConsumer::EglImage::createIfNeeded(EGLDisplay eglDisplay, |
| 577 | const Rect& cropRect) { |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 578 | // If there's an image and it's no longer valid, destroy it. |
| 579 | bool haveImage = mEglImage != EGL_NO_IMAGE_KHR; |
| 580 | bool displayInvalid = mEglDisplay != eglDisplay; |
| 581 | bool cropInvalid = hasEglAndroidImageCrop() && mCropRect != cropRect; |
Chia-I Wu | c91077c | 2017-11-27 13:32:04 -0800 | [diff] [blame] | 582 | if (haveImage && (displayInvalid || cropInvalid)) { |
Chia-I Wu | f140518 | 2017-11-27 11:29:21 -0800 | [diff] [blame] | 583 | if (!eglDestroyImageKHR(mEglDisplay, mEglImage)) { |
| 584 | ALOGE("createIfNeeded: eglDestroyImageKHR failed"); |
| 585 | } |
| 586 | eglTerminate(mEglDisplay); |
| 587 | mEglImage = EGL_NO_IMAGE_KHR; |
| 588 | mEglDisplay = EGL_NO_DISPLAY; |
| 589 | } |
| 590 | |
| 591 | // If there's no image, create one. |
| 592 | if (mEglImage == EGL_NO_IMAGE_KHR) { |
| 593 | mEglDisplay = eglDisplay; |
| 594 | mCropRect = cropRect; |
| 595 | mEglImage = createImage(mEglDisplay, mGraphicBuffer, mCropRect); |
| 596 | } |
| 597 | |
| 598 | // Fail if we can't create a valid image. |
| 599 | if (mEglImage == EGL_NO_IMAGE_KHR) { |
| 600 | mEglDisplay = EGL_NO_DISPLAY; |
| 601 | mCropRect.makeInvalid(); |
| 602 | const sp<GraphicBuffer>& buffer = mGraphicBuffer; |
| 603 | ALOGE("Failed to create image. size=%ux%u st=%u usage=%#" PRIx64 " fmt=%d", |
| 604 | buffer->getWidth(), buffer->getHeight(), buffer->getStride(), buffer->getUsage(), |
| 605 | buffer->getPixelFormat()); |
| 606 | return UNKNOWN_ERROR; |
| 607 | } |
| 608 | |
| 609 | return OK; |
| 610 | } |
| 611 | |
| 612 | void BufferLayerConsumer::EglImage::bindToTextureTarget(uint32_t texTarget) { |
| 613 | glEGLImageTargetTexture2DOES(texTarget, static_cast<GLeglImageOES>(mEglImage)); |
| 614 | } |
| 615 | |
| 616 | EGLImageKHR BufferLayerConsumer::EglImage::createImage(EGLDisplay dpy, |
| 617 | const sp<GraphicBuffer>& graphicBuffer, |
| 618 | const Rect& crop) { |
| 619 | EGLClientBuffer cbuf = static_cast<EGLClientBuffer>(graphicBuffer->getNativeBuffer()); |
| 620 | const bool createProtectedImage = |
| 621 | (graphicBuffer->getUsage() & GRALLOC_USAGE_PROTECTED) && hasEglProtectedContent(); |
| 622 | EGLint attrs[] = { |
| 623 | EGL_IMAGE_PRESERVED_KHR, |
| 624 | EGL_TRUE, |
| 625 | EGL_IMAGE_CROP_LEFT_ANDROID, |
| 626 | crop.left, |
| 627 | EGL_IMAGE_CROP_TOP_ANDROID, |
| 628 | crop.top, |
| 629 | EGL_IMAGE_CROP_RIGHT_ANDROID, |
| 630 | crop.right, |
| 631 | EGL_IMAGE_CROP_BOTTOM_ANDROID, |
| 632 | crop.bottom, |
| 633 | createProtectedImage ? EGL_PROTECTED_CONTENT_EXT : EGL_NONE, |
| 634 | createProtectedImage ? EGL_TRUE : EGL_NONE, |
| 635 | EGL_NONE, |
| 636 | }; |
| 637 | if (!crop.isValid()) { |
| 638 | // No crop rect to set, so leave the crop out of the attrib array. Make |
| 639 | // sure to propagate the protected content attrs if they are set. |
| 640 | attrs[2] = attrs[10]; |
| 641 | attrs[3] = attrs[11]; |
| 642 | attrs[4] = EGL_NONE; |
| 643 | } else if (!isEglImageCroppable(crop)) { |
| 644 | // The crop rect is not at the origin, so we can't set the crop on the |
| 645 | // EGLImage because that's not allowed by the EGL_ANDROID_image_crop |
| 646 | // extension. In the future we can add a layered extension that |
| 647 | // removes this restriction if there is hardware that can support it. |
| 648 | attrs[2] = attrs[10]; |
| 649 | attrs[3] = attrs[11]; |
| 650 | attrs[4] = EGL_NONE; |
| 651 | } |
| 652 | eglInitialize(dpy, 0, 0); |
| 653 | EGLImageKHR image = |
| 654 | eglCreateImageKHR(dpy, EGL_NO_CONTEXT, EGL_NATIVE_BUFFER_ANDROID, cbuf, attrs); |
| 655 | if (image == EGL_NO_IMAGE_KHR) { |
| 656 | EGLint error = eglGetError(); |
| 657 | ALOGE("error creating EGLImage: %#x", error); |
| 658 | eglTerminate(dpy); |
| 659 | } |
| 660 | return image; |
| 661 | } |
| 662 | |
| 663 | }; // namespace android |