Reland "TextureView Vulkan support and optimized OpenGL draw"
Fix an issue with incorrect texture matrix, when there is 90/270 rotation.
This happened, because after refactoring SkImage has buffer width/height,
instead of layer width/height.
This reverts commit a683eb3945320f592f58705c3c31b3c044f4bd72.
Bug: 113673613
Test: Ran TextureView CTS and lensblur in camera app
Change-Id: If3bcf9cd5195de09fd67a753708568a8e3ca3a9a
diff --git a/libs/hwui/surfacetexture/EGLConsumer.cpp b/libs/hwui/surfacetexture/EGLConsumer.cpp
new file mode 100644
index 0000000..c8220c6
--- /dev/null
+++ b/libs/hwui/surfacetexture/EGLConsumer.cpp
@@ -0,0 +1,675 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <inttypes.h>
+
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
+#include <GLES2/gl2.h>
+#include <GLES2/gl2ext.h>
+#include <cutils/compiler.h>
+#include <gui/BufferItem.h>
+#include <gui/BufferQueue.h>
+#include <private/gui/SyncFeatures.h>
+#include "EGLConsumer.h"
+#include "SurfaceTexture.h"
+
+#include <utils/Log.h>
+#include <utils/String8.h>
+#include <utils/Trace.h>
+
+#define PROT_CONTENT_EXT_STR "EGL_EXT_protected_content"
+#define EGL_PROTECTED_CONTENT_EXT 0x32C0
+
+namespace android {
+
+// Macros for including the SurfaceTexture name in log messages
+#define EGC_LOGV(x, ...) ALOGV("[%s] " x, st.mName.string(), ##__VA_ARGS__)
+#define EGC_LOGD(x, ...) ALOGD("[%s] " x, st.mName.string(), ##__VA_ARGS__)
+#define EGC_LOGW(x, ...) ALOGW("[%s] " x, st.mName.string(), ##__VA_ARGS__)
+#define EGC_LOGE(x, ...) ALOGE("[%s] " x, st.mName.string(), ##__VA_ARGS__)
+
+static const struct {
+ uint32_t width, height;
+ char const* bits;
+} kDebugData = {15, 12,
+ "_______________"
+ "_______________"
+ "_____XX_XX_____"
+ "__X_X_____X_X__"
+ "__X_XXXXXXX_X__"
+ "__XXXXXXXXXXX__"
+ "___XX_XXX_XX___"
+ "____XXXXXXX____"
+ "_____X___X_____"
+ "____X_____X____"
+ "_______________"
+ "_______________"};
+
+Mutex EGLConsumer::sStaticInitLock;
+sp<GraphicBuffer> EGLConsumer::sReleasedTexImageBuffer;
+
+static bool hasEglProtectedContentImpl() {
+ EGLDisplay dpy = eglGetDisplay(EGL_DEFAULT_DISPLAY);
+ const char* exts = eglQueryString(dpy, EGL_EXTENSIONS);
+ size_t cropExtLen = strlen(PROT_CONTENT_EXT_STR);
+ size_t extsLen = strlen(exts);
+ bool equal = !strcmp(PROT_CONTENT_EXT_STR, exts);
+ bool atStart = !strncmp(PROT_CONTENT_EXT_STR " ", exts, cropExtLen + 1);
+ bool atEnd = (cropExtLen + 1) < extsLen &&
+ !strcmp(" " PROT_CONTENT_EXT_STR, exts + extsLen - (cropExtLen + 1));
+ bool inMiddle = strstr(exts, " " PROT_CONTENT_EXT_STR " ");
+ return equal || atStart || atEnd || inMiddle;
+}
+
+static bool hasEglProtectedContent() {
+ // Only compute whether the extension is present once the first time this
+ // function is called.
+ static bool hasIt = hasEglProtectedContentImpl();
+ return hasIt;
+}
+
+EGLConsumer::EGLConsumer() : mEglDisplay(EGL_NO_DISPLAY), mEglContext(EGL_NO_CONTEXT) {}
+
+status_t EGLConsumer::updateTexImage(SurfaceTexture& st) {
+ // Make sure the EGL state is the same as in previous calls.
+ status_t err = checkAndUpdateEglStateLocked(st);
+ if (err != NO_ERROR) {
+ return err;
+ }
+
+ BufferItem item;
+
+ // Acquire the next buffer.
+ // In asynchronous mode the list is guaranteed to be one buffer
+ // deep, while in synchronous mode we use the oldest buffer.
+ err = st.acquireBufferLocked(&item, 0);
+ if (err != NO_ERROR) {
+ if (err == BufferQueue::NO_BUFFER_AVAILABLE) {
+ // We always bind the texture even if we don't update its contents.
+ EGC_LOGV("updateTexImage: no buffers were available");
+ glBindTexture(st.mTexTarget, st.mTexName);
+ err = NO_ERROR;
+ } else {
+ EGC_LOGE("updateTexImage: acquire failed: %s (%d)", strerror(-err), err);
+ }
+ return err;
+ }
+
+ // Release the previous buffer.
+ err = updateAndReleaseLocked(item, nullptr, st);
+ if (err != NO_ERROR) {
+ // We always bind the texture.
+ glBindTexture(st.mTexTarget, st.mTexName);
+ return err;
+ }
+
+ // Bind the new buffer to the GL texture, and wait until it's ready.
+ return bindTextureImageLocked(st);
+}
+
+status_t EGLConsumer::releaseTexImage(SurfaceTexture& st) {
+ // Make sure the EGL state is the same as in previous calls.
+ status_t err = NO_ERROR;
+
+ // if we're detached, no need to validate EGL's state -- we won't use it.
+ if (st.mOpMode == SurfaceTexture::OpMode::attachedToGL) {
+ err = checkAndUpdateEglStateLocked(st, true);
+ if (err != NO_ERROR) {
+ return err;
+ }
+ }
+
+ // Update the EGLConsumer state.
+ int buf = st.mCurrentTexture;
+ if (buf != BufferQueue::INVALID_BUFFER_SLOT) {
+ EGC_LOGV("releaseTexImage: (slot=%d, mOpMode=%d)", buf, (int)st.mOpMode);
+
+ // if we're detached, we just use the fence that was created in detachFromContext()
+ // so... basically, nothing more to do here.
+ if (st.mOpMode == SurfaceTexture::OpMode::attachedToGL) {
+ // Do whatever sync ops we need to do before releasing the slot.
+ err = syncForReleaseLocked(mEglDisplay, st);
+ if (err != NO_ERROR) {
+ EGC_LOGE("syncForReleaseLocked failed (slot=%d), err=%d", buf, err);
+ return err;
+ }
+ }
+
+ err = st.releaseBufferLocked(buf, st.mSlots[buf].mGraphicBuffer, mEglDisplay,
+ EGL_NO_SYNC_KHR);
+ if (err < NO_ERROR) {
+ EGC_LOGE("releaseTexImage: failed to release buffer: %s (%d)", strerror(-err), err);
+ return err;
+ }
+
+ if (mReleasedTexImage == nullptr) {
+ mReleasedTexImage = new EglImage(getDebugTexImageBuffer());
+ }
+
+ st.mCurrentTexture = BufferQueue::INVALID_BUFFER_SLOT;
+ mCurrentTextureImage = mReleasedTexImage;
+ st.mCurrentCrop.makeInvalid();
+ st.mCurrentTransform = 0;
+ st.mCurrentTimestamp = 0;
+ st.mCurrentDataSpace = HAL_DATASPACE_UNKNOWN;
+ st.mCurrentFence = Fence::NO_FENCE;
+ st.mCurrentFenceTime = FenceTime::NO_FENCE;
+
+ // detached, don't touch the texture (and we may not even have an
+ // EGLDisplay here.
+ if (st.mOpMode == SurfaceTexture::OpMode::attachedToGL) {
+ // This binds a dummy buffer (mReleasedTexImage).
+ status_t result = bindTextureImageLocked(st);
+ if (result != NO_ERROR) {
+ return result;
+ }
+ }
+ }
+
+ return NO_ERROR;
+}
+
+sp<GraphicBuffer> EGLConsumer::getDebugTexImageBuffer() {
+ Mutex::Autolock _l(sStaticInitLock);
+ if (CC_UNLIKELY(sReleasedTexImageBuffer == nullptr)) {
+ // The first time, create the debug texture in case the application
+ // continues to use it.
+ sp<GraphicBuffer> buffer = new GraphicBuffer(
+ kDebugData.width, kDebugData.height, PIXEL_FORMAT_RGBA_8888,
+ GraphicBuffer::USAGE_SW_WRITE_RARELY, "[EGLConsumer debug texture]");
+ uint32_t* bits;
+ buffer->lock(GraphicBuffer::USAGE_SW_WRITE_RARELY, reinterpret_cast<void**>(&bits));
+ uint32_t stride = buffer->getStride();
+ uint32_t height = buffer->getHeight();
+ memset(bits, 0, stride * height * 4);
+ for (uint32_t y = 0; y < kDebugData.height; y++) {
+ for (uint32_t x = 0; x < kDebugData.width; x++) {
+ bits[x] = (kDebugData.bits[y + kDebugData.width + x] == 'X') ? 0xFF000000
+ : 0xFFFFFFFF;
+ }
+ bits += stride;
+ }
+ buffer->unlock();
+ sReleasedTexImageBuffer = buffer;
+ }
+ return sReleasedTexImageBuffer;
+}
+
+void EGLConsumer::onAcquireBufferLocked(BufferItem* item, SurfaceTexture& st) {
+ // If item->mGraphicBuffer is not null, this buffer has not been acquired
+ // before, so any prior EglImage created is using a stale buffer. This
+ // replaces any old EglImage with a new one (using the new buffer).
+ int slot = item->mSlot;
+ if (item->mGraphicBuffer != nullptr || mEglSlots[slot].mEglImage.get() == nullptr) {
+ mEglSlots[slot].mEglImage = new EglImage(st.mSlots[slot].mGraphicBuffer);
+ }
+}
+
+void EGLConsumer::onReleaseBufferLocked(int buf) {
+ mEglSlots[buf].mEglFence = EGL_NO_SYNC_KHR;
+}
+
+status_t EGLConsumer::updateAndReleaseLocked(const BufferItem& item, PendingRelease* pendingRelease,
+ SurfaceTexture& st) {
+ status_t err = NO_ERROR;
+
+ int slot = item.mSlot;
+
+ if (st.mOpMode != SurfaceTexture::OpMode::attachedToGL) {
+ EGC_LOGE(
+ "updateAndRelease: EGLConsumer is not attached to an OpenGL "
+ "ES context");
+ st.releaseBufferLocked(slot, st.mSlots[slot].mGraphicBuffer, mEglDisplay, EGL_NO_SYNC_KHR);
+ return INVALID_OPERATION;
+ }
+
+ // Confirm state.
+ err = checkAndUpdateEglStateLocked(st);
+ if (err != NO_ERROR) {
+ st.releaseBufferLocked(slot, st.mSlots[slot].mGraphicBuffer, mEglDisplay, EGL_NO_SYNC_KHR);
+ return err;
+ }
+
+ // Ensure we have a valid EglImageKHR for the slot, creating an EglImage
+ // if nessessary, for the gralloc buffer currently in the slot in
+ // ConsumerBase.
+ // We may have to do this even when item.mGraphicBuffer == NULL (which
+ // means the buffer was previously acquired).
+ err = mEglSlots[slot].mEglImage->createIfNeeded(mEglDisplay);
+ if (err != NO_ERROR) {
+ EGC_LOGW("updateAndRelease: unable to createImage on display=%p slot=%d", mEglDisplay,
+ slot);
+ st.releaseBufferLocked(slot, st.mSlots[slot].mGraphicBuffer, mEglDisplay, EGL_NO_SYNC_KHR);
+ return UNKNOWN_ERROR;
+ }
+
+ // Do whatever sync ops we need to do before releasing the old slot.
+ if (slot != st.mCurrentTexture) {
+ err = syncForReleaseLocked(mEglDisplay, st);
+ if (err != NO_ERROR) {
+ // Release the buffer we just acquired. It's not safe to
+ // release the old buffer, so instead we just drop the new frame.
+ // As we are still under lock since acquireBuffer, it is safe to
+ // release by slot.
+ st.releaseBufferLocked(slot, st.mSlots[slot].mGraphicBuffer, mEglDisplay,
+ EGL_NO_SYNC_KHR);
+ return err;
+ }
+ }
+
+ EGC_LOGV(
+ "updateAndRelease: (slot=%d buf=%p) -> (slot=%d buf=%p)", st.mCurrentTexture,
+ mCurrentTextureImage != nullptr ? mCurrentTextureImage->graphicBufferHandle() : nullptr,
+ slot, st.mSlots[slot].mGraphicBuffer->handle);
+
+ // Hang onto the pointer so that it isn't freed in the call to
+ // releaseBufferLocked() if we're in shared buffer mode and both buffers are
+ // the same.
+ sp<EglImage> nextTextureImage = mEglSlots[slot].mEglImage;
+
+ // release old buffer
+ if (st.mCurrentTexture != BufferQueue::INVALID_BUFFER_SLOT) {
+ if (pendingRelease == nullptr) {
+ status_t status = st.releaseBufferLocked(
+ st.mCurrentTexture, mCurrentTextureImage->graphicBuffer(), mEglDisplay,
+ mEglSlots[st.mCurrentTexture].mEglFence);
+ if (status < NO_ERROR) {
+ EGC_LOGE("updateAndRelease: failed to release buffer: %s (%d)", strerror(-status),
+ status);
+ err = status;
+ // keep going, with error raised [?]
+ }
+ } else {
+ pendingRelease->currentTexture = st.mCurrentTexture;
+ pendingRelease->graphicBuffer = mCurrentTextureImage->graphicBuffer();
+ pendingRelease->display = mEglDisplay;
+ pendingRelease->fence = mEglSlots[st.mCurrentTexture].mEglFence;
+ pendingRelease->isPending = true;
+ }
+ }
+
+ // Update the EGLConsumer state.
+ st.mCurrentTexture = slot;
+ mCurrentTextureImage = nextTextureImage;
+ st.mCurrentCrop = item.mCrop;
+ st.mCurrentTransform = item.mTransform;
+ st.mCurrentScalingMode = item.mScalingMode;
+ st.mCurrentTimestamp = item.mTimestamp;
+ st.mCurrentDataSpace = item.mDataSpace;
+ st.mCurrentFence = item.mFence;
+ st.mCurrentFenceTime = item.mFenceTime;
+ st.mCurrentFrameNumber = item.mFrameNumber;
+
+ st.computeCurrentTransformMatrixLocked();
+
+ return err;
+}
+
+status_t EGLConsumer::bindTextureImageLocked(SurfaceTexture& st) {
+ if (mEglDisplay == EGL_NO_DISPLAY) {
+ ALOGE("bindTextureImage: invalid display");
+ return INVALID_OPERATION;
+ }
+
+ GLenum error;
+ while ((error = glGetError()) != GL_NO_ERROR) {
+ EGC_LOGW("bindTextureImage: clearing GL error: %#04x", error);
+ }
+
+ glBindTexture(st.mTexTarget, st.mTexName);
+ if (st.mCurrentTexture == BufferQueue::INVALID_BUFFER_SLOT && mCurrentTextureImage == nullptr) {
+ EGC_LOGE("bindTextureImage: no currently-bound texture");
+ return NO_INIT;
+ }
+
+ status_t err = mCurrentTextureImage->createIfNeeded(mEglDisplay);
+ if (err != NO_ERROR) {
+ EGC_LOGW("bindTextureImage: can't create image on display=%p slot=%d", mEglDisplay,
+ st.mCurrentTexture);
+ return UNKNOWN_ERROR;
+ }
+ mCurrentTextureImage->bindToTextureTarget(st.mTexTarget);
+
+ // In the rare case that the display is terminated and then initialized
+ // again, we can't detect that the display changed (it didn't), but the
+ // image is invalid. In this case, repeat the exact same steps while
+ // forcing the creation of a new image.
+ if ((error = glGetError()) != GL_NO_ERROR) {
+ glBindTexture(st.mTexTarget, st.mTexName);
+ status_t result = mCurrentTextureImage->createIfNeeded(mEglDisplay, true);
+ if (result != NO_ERROR) {
+ EGC_LOGW("bindTextureImage: can't create image on display=%p slot=%d", mEglDisplay,
+ st.mCurrentTexture);
+ return UNKNOWN_ERROR;
+ }
+ mCurrentTextureImage->bindToTextureTarget(st.mTexTarget);
+ if ((error = glGetError()) != GL_NO_ERROR) {
+ EGC_LOGE("bindTextureImage: error binding external image: %#04x", error);
+ return UNKNOWN_ERROR;
+ }
+ }
+
+ // Wait for the new buffer to be ready.
+ return doGLFenceWaitLocked(st);
+}
+
+status_t EGLConsumer::checkAndUpdateEglStateLocked(SurfaceTexture& st, bool contextCheck) {
+ EGLDisplay dpy = eglGetCurrentDisplay();
+ EGLContext ctx = eglGetCurrentContext();
+
+ if (!contextCheck) {
+ // if this is the first time we're called, mEglDisplay/mEglContext have
+ // never been set, so don't error out (below).
+ if (mEglDisplay == EGL_NO_DISPLAY) {
+ mEglDisplay = dpy;
+ }
+ if (mEglContext == EGL_NO_CONTEXT) {
+ mEglContext = ctx;
+ }
+ }
+
+ if (mEglDisplay != dpy || dpy == EGL_NO_DISPLAY) {
+ EGC_LOGE("checkAndUpdateEglState: invalid current EGLDisplay");
+ return INVALID_OPERATION;
+ }
+
+ if (mEglContext != ctx || ctx == EGL_NO_CONTEXT) {
+ EGC_LOGE("checkAndUpdateEglState: invalid current EGLContext");
+ return INVALID_OPERATION;
+ }
+
+ mEglDisplay = dpy;
+ mEglContext = ctx;
+ return NO_ERROR;
+}
+
+status_t EGLConsumer::detachFromContext(SurfaceTexture& st) {
+ EGLDisplay dpy = eglGetCurrentDisplay();
+ EGLContext ctx = eglGetCurrentContext();
+
+ if (mEglDisplay != dpy && mEglDisplay != EGL_NO_DISPLAY) {
+ EGC_LOGE("detachFromContext: invalid current EGLDisplay");
+ return INVALID_OPERATION;
+ }
+
+ if (mEglContext != ctx && mEglContext != EGL_NO_CONTEXT) {
+ EGC_LOGE("detachFromContext: invalid current EGLContext");
+ return INVALID_OPERATION;
+ }
+
+ if (dpy != EGL_NO_DISPLAY && ctx != EGL_NO_CONTEXT) {
+ status_t err = syncForReleaseLocked(dpy, st);
+ if (err != OK) {
+ return err;
+ }
+
+ glDeleteTextures(1, &st.mTexName);
+ }
+
+ mEglDisplay = EGL_NO_DISPLAY;
+ mEglContext = EGL_NO_CONTEXT;
+
+ return OK;
+}
+
+status_t EGLConsumer::attachToContext(uint32_t tex, SurfaceTexture& st) {
+ // Initialize mCurrentTextureImage if there is a current buffer from past attached state.
+ int slot = st.mCurrentTexture;
+ if (slot != BufferItem::INVALID_BUFFER_SLOT) {
+ if (!mEglSlots[slot].mEglImage.get()) {
+ mEglSlots[slot].mEglImage = new EglImage(st.mSlots[slot].mGraphicBuffer);
+ }
+ mCurrentTextureImage = mEglSlots[slot].mEglImage;
+ }
+
+ EGLDisplay dpy = eglGetCurrentDisplay();
+ EGLContext ctx = eglGetCurrentContext();
+
+ if (dpy == EGL_NO_DISPLAY) {
+ EGC_LOGE("attachToContext: invalid current EGLDisplay");
+ return INVALID_OPERATION;
+ }
+
+ if (ctx == EGL_NO_CONTEXT) {
+ EGC_LOGE("attachToContext: invalid current EGLContext");
+ return INVALID_OPERATION;
+ }
+
+ // We need to bind the texture regardless of whether there's a current
+ // buffer.
+ glBindTexture(st.mTexTarget, GLuint(tex));
+
+ mEglDisplay = dpy;
+ mEglContext = ctx;
+ st.mTexName = tex;
+ st.mOpMode = SurfaceTexture::OpMode::attachedToGL;
+
+ if (mCurrentTextureImage != nullptr) {
+ // This may wait for a buffer a second time. This is likely required if
+ // this is a different context, since otherwise the wait could be skipped
+ // by bouncing through another context. For the same context the extra
+ // wait is redundant.
+ status_t err = bindTextureImageLocked(st);
+ if (err != NO_ERROR) {
+ return err;
+ }
+ }
+
+ return OK;
+}
+
+status_t EGLConsumer::syncForReleaseLocked(EGLDisplay dpy, SurfaceTexture& st) {
+ EGC_LOGV("syncForReleaseLocked");
+
+ if (st.mCurrentTexture != BufferQueue::INVALID_BUFFER_SLOT) {
+ if (SyncFeatures::getInstance().useNativeFenceSync()) {
+ EGLSyncKHR sync = eglCreateSyncKHR(dpy, EGL_SYNC_NATIVE_FENCE_ANDROID, nullptr);
+ if (sync == EGL_NO_SYNC_KHR) {
+ EGC_LOGE("syncForReleaseLocked: error creating EGL fence: %#x", eglGetError());
+ return UNKNOWN_ERROR;
+ }
+ glFlush();
+ int fenceFd = eglDupNativeFenceFDANDROID(dpy, sync);
+ eglDestroySyncKHR(dpy, sync);
+ if (fenceFd == EGL_NO_NATIVE_FENCE_FD_ANDROID) {
+ EGC_LOGE(
+ "syncForReleaseLocked: error dup'ing native fence "
+ "fd: %#x",
+ eglGetError());
+ return UNKNOWN_ERROR;
+ }
+ sp<Fence> fence(new Fence(fenceFd));
+ status_t err = st.addReleaseFenceLocked(st.mCurrentTexture,
+ mCurrentTextureImage->graphicBuffer(), fence);
+ if (err != OK) {
+ EGC_LOGE(
+ "syncForReleaseLocked: error adding release fence: "
+ "%s (%d)",
+ strerror(-err), err);
+ return err;
+ }
+ } else if (st.mUseFenceSync && SyncFeatures::getInstance().useFenceSync()) {
+ EGLSyncKHR fence = mEglSlots[st.mCurrentTexture].mEglFence;
+ if (fence != EGL_NO_SYNC_KHR) {
+ // There is already a fence for the current slot. We need to
+ // wait on that before replacing it with another fence to
+ // ensure that all outstanding buffer accesses have completed
+ // before the producer accesses it.
+ EGLint result = eglClientWaitSyncKHR(dpy, fence, 0, 1000000000);
+ if (result == EGL_FALSE) {
+ EGC_LOGE(
+ "syncForReleaseLocked: error waiting for previous "
+ "fence: %#x",
+ eglGetError());
+ return UNKNOWN_ERROR;
+ } else if (result == EGL_TIMEOUT_EXPIRED_KHR) {
+ EGC_LOGE(
+ "syncForReleaseLocked: timeout waiting for previous "
+ "fence");
+ return TIMED_OUT;
+ }
+ eglDestroySyncKHR(dpy, fence);
+ }
+
+ // Create a fence for the outstanding accesses in the current
+ // OpenGL ES context.
+ fence = eglCreateSyncKHR(dpy, EGL_SYNC_FENCE_KHR, nullptr);
+ if (fence == EGL_NO_SYNC_KHR) {
+ EGC_LOGE("syncForReleaseLocked: error creating fence: %#x", eglGetError());
+ return UNKNOWN_ERROR;
+ }
+ glFlush();
+ mEglSlots[st.mCurrentTexture].mEglFence = fence;
+ }
+ }
+
+ return OK;
+}
+
+status_t EGLConsumer::doGLFenceWaitLocked(SurfaceTexture& st) const {
+ EGLDisplay dpy = eglGetCurrentDisplay();
+ EGLContext ctx = eglGetCurrentContext();
+
+ if (mEglDisplay != dpy || mEglDisplay == EGL_NO_DISPLAY) {
+ EGC_LOGE("doGLFenceWait: invalid current EGLDisplay");
+ return INVALID_OPERATION;
+ }
+
+ if (mEglContext != ctx || mEglContext == EGL_NO_CONTEXT) {
+ EGC_LOGE("doGLFenceWait: invalid current EGLContext");
+ return INVALID_OPERATION;
+ }
+
+ if (st.mCurrentFence->isValid()) {
+ if (SyncFeatures::getInstance().useWaitSync() &&
+ SyncFeatures::getInstance().useNativeFenceSync()) {
+ // Create an EGLSyncKHR from the current fence.
+ int fenceFd = st.mCurrentFence->dup();
+ if (fenceFd == -1) {
+ EGC_LOGE("doGLFenceWait: error dup'ing fence fd: %d", errno);
+ return -errno;
+ }
+ EGLint attribs[] = {EGL_SYNC_NATIVE_FENCE_FD_ANDROID, fenceFd, EGL_NONE};
+ EGLSyncKHR sync = eglCreateSyncKHR(dpy, EGL_SYNC_NATIVE_FENCE_ANDROID, attribs);
+ if (sync == EGL_NO_SYNC_KHR) {
+ close(fenceFd);
+ EGC_LOGE("doGLFenceWait: error creating EGL fence: %#x", eglGetError());
+ return UNKNOWN_ERROR;
+ }
+
+ // XXX: The spec draft is inconsistent as to whether this should
+ // return an EGLint or void. Ignore the return value for now, as
+ // it's not strictly needed.
+ eglWaitSyncKHR(dpy, sync, 0);
+ EGLint eglErr = eglGetError();
+ eglDestroySyncKHR(dpy, sync);
+ if (eglErr != EGL_SUCCESS) {
+ EGC_LOGE("doGLFenceWait: error waiting for EGL fence: %#x", eglErr);
+ return UNKNOWN_ERROR;
+ }
+ } else {
+ status_t err = st.mCurrentFence->waitForever("EGLConsumer::doGLFenceWaitLocked");
+ if (err != NO_ERROR) {
+ EGC_LOGE("doGLFenceWait: error waiting for fence: %d", err);
+ return err;
+ }
+ }
+ }
+
+ return NO_ERROR;
+}
+
+void EGLConsumer::onFreeBufferLocked(int slotIndex) {
+ mEglSlots[slotIndex].mEglImage.clear();
+}
+
+void EGLConsumer::onAbandonLocked() {
+ mCurrentTextureImage.clear();
+}
+
+EGLConsumer::EglImage::EglImage(sp<GraphicBuffer> graphicBuffer)
+ : mGraphicBuffer(graphicBuffer), mEglImage(EGL_NO_IMAGE_KHR), mEglDisplay(EGL_NO_DISPLAY) {}
+
+EGLConsumer::EglImage::~EglImage() {
+ if (mEglImage != EGL_NO_IMAGE_KHR) {
+ if (!eglDestroyImageKHR(mEglDisplay, mEglImage)) {
+ ALOGE("~EglImage: eglDestroyImageKHR failed");
+ }
+ eglTerminate(mEglDisplay);
+ }
+}
+
+status_t EGLConsumer::EglImage::createIfNeeded(EGLDisplay eglDisplay, bool forceCreation) {
+ // If there's an image and it's no longer valid, destroy it.
+ bool haveImage = mEglImage != EGL_NO_IMAGE_KHR;
+ bool displayInvalid = mEglDisplay != eglDisplay;
+ if (haveImage && (displayInvalid || forceCreation)) {
+ if (!eglDestroyImageKHR(mEglDisplay, mEglImage)) {
+ ALOGE("createIfNeeded: eglDestroyImageKHR failed");
+ }
+ eglTerminate(mEglDisplay);
+ mEglImage = EGL_NO_IMAGE_KHR;
+ mEglDisplay = EGL_NO_DISPLAY;
+ }
+
+ // If there's no image, create one.
+ if (mEglImage == EGL_NO_IMAGE_KHR) {
+ mEglDisplay = eglDisplay;
+ mEglImage = createImage(mEglDisplay, mGraphicBuffer);
+ }
+
+ // Fail if we can't create a valid image.
+ if (mEglImage == EGL_NO_IMAGE_KHR) {
+ mEglDisplay = EGL_NO_DISPLAY;
+ const sp<GraphicBuffer>& buffer = mGraphicBuffer;
+ ALOGE("Failed to create image. size=%ux%u st=%u usage=%#" PRIx64 " fmt=%d",
+ buffer->getWidth(), buffer->getHeight(), buffer->getStride(), buffer->getUsage(),
+ buffer->getPixelFormat());
+ return UNKNOWN_ERROR;
+ }
+
+ return OK;
+}
+
+void EGLConsumer::EglImage::bindToTextureTarget(uint32_t texTarget) {
+ glEGLImageTargetTexture2DOES(texTarget, static_cast<GLeglImageOES>(mEglImage));
+}
+
+EGLImageKHR EGLConsumer::EglImage::createImage(EGLDisplay dpy,
+ const sp<GraphicBuffer>& graphicBuffer) {
+ EGLClientBuffer cbuf = static_cast<EGLClientBuffer>(graphicBuffer->getNativeBuffer());
+ const bool createProtectedImage =
+ (graphicBuffer->getUsage() & GRALLOC_USAGE_PROTECTED) && hasEglProtectedContent();
+ EGLint attrs[] = {
+ EGL_IMAGE_PRESERVED_KHR,
+ EGL_TRUE,
+ createProtectedImage ? EGL_PROTECTED_CONTENT_EXT : EGL_NONE,
+ createProtectedImage ? EGL_TRUE : EGL_NONE,
+ EGL_NONE,
+ };
+ eglInitialize(dpy, nullptr, nullptr);
+ EGLImageKHR image =
+ eglCreateImageKHR(dpy, EGL_NO_CONTEXT, EGL_NATIVE_BUFFER_ANDROID, cbuf, attrs);
+ if (image == EGL_NO_IMAGE_KHR) {
+ EGLint error = eglGetError();
+ ALOGE("error creating EGLImage: %#x", error);
+ eglTerminate(dpy);
+ }
+ return image;
+}
+
+}; // namespace android