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-rw-r--r--libs/gui/SurfaceTexture.cpp177
1 files changed, 102 insertions, 75 deletions
diff --git a/libs/gui/SurfaceTexture.cpp b/libs/gui/SurfaceTexture.cpp
index ee5deb3..a7bfc61 100644
--- a/libs/gui/SurfaceTexture.cpp
+++ b/libs/gui/SurfaceTexture.cpp
@@ -97,11 +97,6 @@ static float mtxRot270[16] = {
static void mtxMul(float out[16], const float a[16], const float b[16]);
-// Get an ID that's unique within this process.
-static int32_t createProcessUniqueId() {
- static volatile int32_t globalCounter = 0;
- return android_atomic_inc(&globalCounter);
-}
SurfaceTexture::SurfaceTexture(GLuint tex, bool allowSynchronousMode,
GLenum texTarget, bool useFenceSync) :
@@ -114,13 +109,8 @@ SurfaceTexture::SurfaceTexture(GLuint tex, bool allowSynchronousMode,
#else
mUseFenceSync(false),
#endif
- mTexTarget(texTarget),
- mAbandoned(false),
- mCurrentTexture(BufferQueue::INVALID_BUFFER_SLOT)
+ mTexTarget(texTarget)
{
- // Choose a name using the PID and a process-unique ID.
- mName = String8::format("unnamed-%d-%d", getpid(), createProcessUniqueId());
- BufferQueue::setConsumerName(mName);
ST_LOGV("SurfaceTexture");
memcpy(mCurrentTransformMatrix, mtxIdentity,
@@ -129,18 +119,28 @@ SurfaceTexture::SurfaceTexture(GLuint tex, bool allowSynchronousMode,
SurfaceTexture::~SurfaceTexture() {
ST_LOGV("~SurfaceTexture");
- abandon();
+ freeAllBuffersLocked();
}
status_t SurfaceTexture::setBufferCountServer(int bufferCount) {
Mutex::Autolock lock(mMutex);
- return BufferQueue::setBufferCountServer(bufferCount);
+ return setBufferCountServerLocked(bufferCount);
}
status_t SurfaceTexture::setDefaultBufferSize(uint32_t w, uint32_t h)
{
- return BufferQueue::setDefaultBufferSize(w, h);
+ ST_LOGV("setDefaultBufferSize: w=%d, h=%d", w, h);
+ if (!w || !h) {
+ ST_LOGE("setDefaultBufferSize: dimensions cannot be 0 (w=%d, h=%d)",
+ w, h);
+ return BAD_VALUE;
+ }
+
+ Mutex::Autolock lock(mMutex);
+ mDefaultWidth = w;
+ mDefaultHeight = h;
+ return OK;
}
status_t SurfaceTexture::updateTexImage() {
@@ -152,35 +152,23 @@ status_t SurfaceTexture::updateTexImage() {
return NO_INIT;
}
- BufferItem item;
-
// In asynchronous mode the list is guaranteed to be one buffer
// deep, while in synchronous mode we use the oldest buffer.
- if (acquire(&item) == NO_ERROR) {
- int buf = item.mBuf;
- // This buffer was newly allocated, so we need to clean up on our side
- if (item.mGraphicBuffer != NULL) {
- mEGLSlots[buf].mGraphicBuffer = 0;
- if (mEGLSlots[buf].mEglImage != EGL_NO_IMAGE_KHR) {
- eglDestroyImageKHR(mEGLSlots[buf].mEglDisplay,
- mEGLSlots[buf].mEglImage);
- mEGLSlots[buf].mEglImage = EGL_NO_IMAGE_KHR;
- mEGLSlots[buf].mEglDisplay = EGL_NO_DISPLAY;
- }
- mEGLSlots[buf].mGraphicBuffer = item.mGraphicBuffer;
- }
+ if (!mQueue.empty()) {
+ Fifo::iterator front(mQueue.begin());
+ int buf = *front;
// Update the GL texture object.
- EGLImageKHR image = mEGLSlots[buf].mEglImage;
+ EGLImageKHR image = mSlots[buf].mEglImage;
EGLDisplay dpy = eglGetCurrentDisplay();
if (image == EGL_NO_IMAGE_KHR) {
- if (item.mGraphicBuffer == 0) {
+ if (mSlots[buf].mGraphicBuffer == 0) {
ST_LOGE("buffer at slot %d is null", buf);
return BAD_VALUE;
}
- image = createImage(dpy, item.mGraphicBuffer);
- mEGLSlots[buf].mEglImage = image;
- mEGLSlots[buf].mEglDisplay = dpy;
+ image = createImage(dpy, mSlots[buf].mGraphicBuffer);
+ mSlots[buf].mEglImage = image;
+ mSlots[buf].mEglDisplay = dpy;
if (image == EGL_NO_IMAGE_KHR) {
// NOTE: if dpy was invalid, createImage() is guaranteed to
// fail. so we'd end up here.
@@ -203,8 +191,6 @@ status_t SurfaceTexture::updateTexImage() {
failed = true;
}
if (failed) {
- releaseBuffer(buf, mEGLSlots[buf].mEglDisplay,
- mEGLSlots[buf].mFence);
return -EINVAL;
}
@@ -215,37 +201,40 @@ status_t SurfaceTexture::updateTexImage() {
if (fence == EGL_NO_SYNC_KHR) {
ALOGE("updateTexImage: error creating fence: %#x",
eglGetError());
- releaseBuffer(buf, mEGLSlots[buf].mEglDisplay,
- mEGLSlots[buf].mFence);
return -EINVAL;
}
glFlush();
- mEGLSlots[mCurrentTexture].mFence = fence;
+ mSlots[mCurrentTexture].mFence = fence;
}
}
ST_LOGV("updateTexImage: (slot=%d buf=%p) -> (slot=%d buf=%p)",
mCurrentTexture,
mCurrentTextureBuf != NULL ? mCurrentTextureBuf->handle : 0,
- buf, item.mGraphicBuffer->handle);
+ buf, mSlots[buf].mGraphicBuffer->handle);
- // release old buffer
- releaseBuffer(mCurrentTexture,
- mEGLSlots[mCurrentTexture].mEglDisplay,
- mEGLSlots[mCurrentTexture].mFence);
+ if (mCurrentTexture != INVALID_BUFFER_SLOT) {
+ // The current buffer becomes FREE if it was still in the queued
+ // state. If it has already been given to the client
+ // (synchronous mode), then it stays in DEQUEUED state.
+ if (mSlots[mCurrentTexture].mBufferState == BufferSlot::QUEUED) {
+ mSlots[mCurrentTexture].mBufferState = BufferSlot::FREE;
+ }
+ }
// Update the SurfaceTexture state.
mCurrentTexture = buf;
- mCurrentTextureBuf = mEGLSlots[buf].mGraphicBuffer;
- mCurrentCrop = item.mCrop;
- mCurrentTransform = item.mTransform;
- mCurrentScalingMode = item.mScalingMode;
- mCurrentTimestamp = item.mTimestamp;
+ mCurrentTextureBuf = mSlots[buf].mGraphicBuffer;
+ mCurrentCrop = mSlots[buf].mCrop;
+ mCurrentTransform = mSlots[buf].mTransform;
+ mCurrentScalingMode = mSlots[buf].mScalingMode;
+ mCurrentTimestamp = mSlots[buf].mTimestamp;
computeCurrentTransformMatrix();
// Now that we've passed the point at which failures can happen,
// it's safe to remove the buffer from the front of the queue.
-
+ mQueue.erase(front);
+ mDequeueCondition.signal();
} else {
// We always bind the texture even if we don't update its contents.
glBindTexture(mTexTarget, mTexName);
@@ -311,7 +300,7 @@ void SurfaceTexture::computeCurrentTransformMatrix() {
}
}
- sp<GraphicBuffer>& buf(mCurrentTextureBuf);
+ sp<GraphicBuffer>& buf(mSlots[mCurrentTexture].mGraphicBuffer);
float tx, ty, sx, sy;
if (!mCurrentCrop.isEmpty()) {
// In order to prevent bilinear sampling at the of the crop rectangle we
@@ -383,7 +372,7 @@ void SurfaceTexture::setFrameAvailableListener(
const sp<FrameAvailableListener>& listener) {
ST_LOGV("setFrameAvailableListener");
Mutex::Autolock lock(mMutex);
- BufferQueue::setFrameAvailableListener(listener);
+ mFrameAvailableListener = listener;
}
EGLImageKHR SurfaceTexture::createImage(EGLDisplay dpy,
@@ -424,33 +413,22 @@ uint32_t SurfaceTexture::getCurrentScalingMode() const {
bool SurfaceTexture::isSynchronousMode() const {
Mutex::Autolock lock(mMutex);
- return BufferQueue::isSynchronousMode();
+ return mSynchronousMode;
}
+
+
void SurfaceTexture::abandon() {
Mutex::Autolock lock(mMutex);
+ mQueue.clear();
mAbandoned = true;
mCurrentTextureBuf.clear();
-
- // destroy all egl buffers
- for (int i =0; i < NUM_BUFFER_SLOTS; i++) {
- mEGLSlots[i].mGraphicBuffer = 0;
- if (mEGLSlots[i].mEglImage != EGL_NO_IMAGE_KHR) {
- eglDestroyImageKHR(mEGLSlots[i].mEglDisplay,
- mEGLSlots[i].mEglImage);
- mEGLSlots[i].mEglImage = EGL_NO_IMAGE_KHR;
- mEGLSlots[i].mEglDisplay = EGL_NO_DISPLAY;
- }
- }
-
- // disconnect from the BufferQueue
- BufferQueue::consumerDisconnect();
+ freeAllBuffersLocked();
+ mDequeueCondition.signal();
}
void SurfaceTexture::setName(const String8& name) {
- Mutex::Autolock _l(mMutex);
mName = name;
- BufferQueue::setConsumerName(name);
}
void SurfaceTexture::dump(String8& result) const
@@ -463,19 +441,68 @@ void SurfaceTexture::dump(String8& result, const char* prefix,
char* buffer, size_t SIZE) const
{
Mutex::Autolock _l(mMutex);
- snprintf(buffer, SIZE, "%smTexName=%d\n", prefix, mTexName);
+ snprintf(buffer, SIZE,
+ "%smBufferCount=%d, mSynchronousMode=%d, default-size=[%dx%d], "
+ "mPixelFormat=%d, mTexName=%d\n",
+ prefix, mBufferCount, mSynchronousMode, mDefaultWidth,
+ mDefaultHeight, mPixelFormat, mTexName);
result.append(buffer);
+ String8 fifo;
+ int fifoSize = 0;
+ Fifo::const_iterator i(mQueue.begin());
+ while (i != mQueue.end()) {
+ snprintf(buffer, SIZE, "%02d ", *i++);
+ fifoSize++;
+ fifo.append(buffer);
+ }
+
snprintf(buffer, SIZE,
- "%snext : {crop=[%d,%d,%d,%d], transform=0x%02x, current=%d}\n"
- ,prefix, mCurrentCrop.left,
+ "%scurrent: {crop=[%d,%d,%d,%d], transform=0x%02x, current=%d}\n"
+ "%snext : {crop=[%d,%d,%d,%d], transform=0x%02x, FIFO(%d)={%s}}\n"
+ ,
+ prefix, mCurrentCrop.left,
mCurrentCrop.top, mCurrentCrop.right, mCurrentCrop.bottom,
- mCurrentTransform, mCurrentTexture
+ mCurrentTransform, mCurrentTexture,
+ prefix, mNextCrop.left, mNextCrop.top, mNextCrop.right,
+ mNextCrop.bottom, mNextTransform, fifoSize, fifo.string()
);
result.append(buffer);
-
- BufferQueue::dump(result, prefix, buffer, SIZE);
+ struct {
+ const char * operator()(int state) const {
+ switch (state) {
+ case BufferSlot::DEQUEUED: return "DEQUEUED";
+ case BufferSlot::QUEUED: return "QUEUED";
+ case BufferSlot::FREE: return "FREE";
+ default: return "Unknown";
+ }
+ }
+ } stateName;
+
+ for (int i=0 ; i<mBufferCount ; i++) {
+ const BufferSlot& slot(mSlots[i]);
+ snprintf(buffer, SIZE,
+ "%s%s[%02d] "
+ "state=%-8s, crop=[%d,%d,%d,%d], "
+ "transform=0x%02x, timestamp=%lld",
+ prefix, (i==mCurrentTexture)?">":" ", i,
+ stateName(slot.mBufferState),
+ slot.mCrop.left, slot.mCrop.top, slot.mCrop.right,
+ slot.mCrop.bottom, slot.mTransform, slot.mTimestamp
+ );
+ result.append(buffer);
+
+ const sp<GraphicBuffer>& buf(slot.mGraphicBuffer);
+ if (buf != NULL) {
+ snprintf(buffer, SIZE,
+ ", %p [%4ux%4u:%4u,%3X]",
+ buf->handle, buf->width, buf->height, buf->stride,
+ buf->format);
+ result.append(buffer);
+ }
+ result.append("\n");
+ }
}
static void mtxMul(float out[16], const float a[16], const float b[16]) {
generated by cgit v1.1 at 2024-12-23 14:18:15 +0000