Merge "Camera3: don't let dequeueBuffer block indefinitely"
diff --git a/services/camera/libcameraservice/device3/Camera3Device.cpp b/services/camera/libcameraservice/device3/Camera3Device.cpp
index 5a20c21..843b182 100644
--- a/services/camera/libcameraservice/device3/Camera3Device.cpp
+++ b/services/camera/libcameraservice/device3/Camera3Device.cpp
@@ -3052,7 +3052,7 @@
mFlushLock.lock();
}
- ALOGVV("%s: %d: submitting %d requests in a batch.", __FUNCTION__, __LINE__,
+ ALOGVV("%s: %d: submitting %zu requests in a batch.", __FUNCTION__, __LINE__,
mNextRequests.size());
for (auto& nextRequest : mNextRequests) {
// Submit request and block until ready for next one
diff --git a/services/camera/libcameraservice/device3/Camera3OutputStream.cpp b/services/camera/libcameraservice/device3/Camera3OutputStream.cpp
index d09951a..dff5a49 100644
--- a/services/camera/libcameraservice/device3/Camera3OutputStream.cpp
+++ b/services/camera/libcameraservice/device3/Camera3OutputStream.cpp
@@ -435,6 +435,12 @@
__FUNCTION__, mTransform, strerror(-res), res);
}
+ // Set dequeueBuffer/attachBuffer timeout if the consumer is not hw composer or hw texture.
+ // We need skip these cases as timeout will disable the non-blocking (async) mode.
+ if (!(isConsumedByHWComposer() || isConsumedByHWTexture())) {
+ mConsumer->setDequeueTimeout(kDequeueBufferTimeout);
+ }
+
/**
* Camera3 Buffer manager is only supported by HAL3.3 onwards, as the older HALs requires
* buffers to be statically allocated for internal static buffer registration, while the
@@ -633,6 +639,17 @@
return (usage & GRALLOC_USAGE_HW_COMPOSER) != 0;
}
+bool Camera3OutputStream::isConsumedByHWTexture() const {
+ uint32_t usage = 0;
+ status_t res = getEndpointUsage(&usage);
+ if (res != OK) {
+ ALOGE("%s: getting end point usage failed: %s (%d).", __FUNCTION__, strerror(-res), res);
+ return false;
+ }
+
+ return (usage & GRALLOC_USAGE_HW_TEXTURE) != 0;
+}
+
}; // namespace camera3
}; // namespace android
diff --git a/services/camera/libcameraservice/device3/Camera3OutputStream.h b/services/camera/libcameraservice/device3/Camera3OutputStream.h
index 7d28b05..7f7d6d2 100644
--- a/services/camera/libcameraservice/device3/Camera3OutputStream.h
+++ b/services/camera/libcameraservice/device3/Camera3OutputStream.h
@@ -117,6 +117,11 @@
*/
bool isConsumedByHWComposer() const;
+ /**
+ * Return if this output stream is consumed by hardware texture.
+ */
+ bool isConsumedByHWTexture() const;
+
class BufferReleasedListener : public BnProducerListener {
public:
BufferReleasedListener(wp<Camera3OutputStream> parent) : mParent(parent) {}
@@ -160,6 +165,9 @@
sp<Surface> mConsumer;
private:
+
+ static const nsecs_t kDequeueBufferTimeout = 1000000000; // 1 sec
+
int mTransform;
virtual status_t setTransformLocked(int transform);