error out when SurfaceTexture APIs are called while not connected
- also log a warning when freeAllBuffers is called with a non empty buffer queue
- rename freeAllBuffers to freeAllBuffersLocked
Change-Id: Idb71fdcf233b9ccae62d5a2a7c3c4bad2501d877
diff --git a/libs/gui/SurfaceTexture.cpp b/libs/gui/SurfaceTexture.cpp
index 4bbf7eb..806fbb1 100644
--- a/libs/gui/SurfaceTexture.cpp
+++ b/libs/gui/SurfaceTexture.cpp
@@ -104,7 +104,7 @@
SurfaceTexture::~SurfaceTexture() {
LOGV("SurfaceTexture::~SurfaceTexture");
- freeAllBuffers();
+ freeAllBuffersLocked();
}
status_t SurfaceTexture::setBufferCountServerLocked(int bufferCount) {
@@ -154,6 +154,10 @@
LOGE("setBufferCount: SurfaceTexture has been abandoned!");
return NO_INIT;
}
+ if (mConnectedApi == NO_CONNECTED_API) {
+ LOGE("setBufferCount: SurfaceTexture is not connected!");
+ return NO_INIT;
+ }
if (bufferCount > NUM_BUFFER_SLOTS) {
LOGE("setBufferCount: bufferCount larger than slots available");
@@ -185,7 +189,7 @@
// here we're guaranteed that the client doesn't have dequeued buffers
// and will release all of its buffer references.
- freeAllBuffers();
+ freeAllBuffersLocked();
mBufferCount = bufferCount;
mClientBufferCount = bufferCount;
mCurrentTexture = INVALID_BUFFER_SLOT;
@@ -214,6 +218,10 @@
LOGE("requestBuffer: SurfaceTexture has been abandoned!");
return NO_INIT;
}
+ if (mConnectedApi == NO_CONNECTED_API) {
+ LOGE("requestBuffer: SurfaceTexture is not connected!");
+ return NO_INIT;
+ }
if (slot < 0 || mBufferCount <= slot) {
LOGE("requestBuffer: slot index out of range [0, %d]: %d",
mBufferCount, slot);
@@ -232,6 +240,10 @@
LOGE("dequeueBuffer: SurfaceTexture has been abandoned!");
return NO_INIT;
}
+ if (mConnectedApi == NO_CONNECTED_API) {
+ LOGE("dequeueBuffer: SurfaceTexture is not connected!");
+ return NO_INIT;
+ }
if ((w && !h) || (!w && h)) {
LOGE("dequeueBuffer: invalid size: w=%u, h=%u", w, h);
@@ -285,7 +297,7 @@
((mServerBufferCount != mBufferCount) ||
(mServerBufferCount < minBufferCountNeeded))) {
// here we're guaranteed that mQueue is empty
- freeAllBuffers();
+ freeAllBuffersLocked();
mBufferCount = mServerBufferCount;
if (mBufferCount < minBufferCountNeeded)
mBufferCount = minBufferCountNeeded;
@@ -442,6 +454,10 @@
LOGE("queueBuffer: SurfaceTexture has been abandoned!");
return NO_INIT;
}
+ if (mConnectedApi == NO_CONNECTED_API) {
+ LOGE("queueBuffer: SurfaceTexture is not connected!");
+ return NO_INIT;
+ }
if (buf < 0 || buf >= mBufferCount) {
LOGE("queueBuffer: slot index out of range [0, %d]: %d",
mBufferCount, buf);
@@ -512,6 +528,10 @@
LOGW("cancelBuffer: SurfaceTexture has been abandoned!");
return;
}
+ if (mConnectedApi == NO_CONNECTED_API) {
+ LOGE("cancelBuffer: SurfaceTexture is not connected!");
+ return;
+ }
if (buf < 0 || buf >= mBufferCount) {
LOGE("cancelBuffer: slot index out of range [0, %d]: %d",
@@ -533,6 +553,10 @@
LOGE("setCrop: SurfaceTexture has been abandoned!");
return NO_INIT;
}
+ if (mConnectedApi == NO_CONNECTED_API) {
+ LOGE("setCrop: SurfaceTexture is not connected!");
+ return NO_INIT;
+ }
mNextCrop = crop;
return OK;
}
@@ -544,6 +568,10 @@
LOGE("setTransform: SurfaceTexture has been abandoned!");
return NO_INIT;
}
+ if (mConnectedApi == NO_CONNECTED_API) {
+ LOGE("setTransform: SurfaceTexture is not connected!");
+ return NO_INIT;
+ }
mNextTransform = transform;
return OK;
}
@@ -599,7 +627,7 @@
case NATIVE_WINDOW_API_CAMERA:
if (mConnectedApi == api) {
mConnectedApi = NO_CONNECTED_API;
- freeAllBuffers();
+ freeAllBuffersLocked();
} else {
LOGE("disconnect: connected to another api (cur=%d, req=%d)",
mConnectedApi, api);
@@ -848,7 +876,9 @@
mFrameAvailableListener = listener;
}
-void SurfaceTexture::freeAllBuffers() {
+void SurfaceTexture::freeAllBuffersLocked() {
+ LOGW_IF(!mQueue.isEmpty(),
+ "freeAllBuffersLocked called but mQueue is not empty");
for (int i = 0; i < NUM_BUFFER_SLOTS; i++) {
mSlots[i].mGraphicBuffer = 0;
mSlots[i].mBufferState = BufferSlot::FREE;
@@ -929,7 +959,7 @@
void SurfaceTexture::abandon() {
Mutex::Autolock lock(mMutex);
- freeAllBuffers();
+ freeAllBuffersLocked();
mAbandoned = true;
mCurrentTextureBuf.clear();
mDequeueCondition.signal();