camera2: Add support for secondary surface for stream
- Enhance OutputConfiguration to contain multiple surfaces for one
underlying stream.
- Create Camera3SharedOutputStream to handle streams with multiple
surfaces.
- Create Camera3StreamSplitter to handle buffer flows between camera and
multiple consumers.
Test: cts, and manually test camera preview/snapshot/recording
Bug: 33777818
Change-Id: Ia010c3cc9d9b4bd5b9ea03cc42fe4e0a0d8033f1
diff --git a/services/camera/libcameraservice/device3/Camera3OutputStream.h b/services/camera/libcameraservice/device3/Camera3OutputStream.h
index 12d497e..26ea63f 100644
--- a/services/camera/libcameraservice/device3/Camera3OutputStream.h
+++ b/services/camera/libcameraservice/device3/Camera3OutputStream.h
@@ -135,7 +135,7 @@
/**
* Return if the consumer configuration of this stream is deferred.
*/
- virtual bool isConsumerConfigurationDeferred() const;
+ virtual bool isConsumerConfigurationDeferred(size_t surface_id) const;
/**
* Set the consumer surface to the output stream.
@@ -158,6 +158,9 @@
virtual status_t detachBuffer(sp<GraphicBuffer>* buffer, int* fenceFd);
+ virtual status_t notifyRequestedSurfaces(uint32_t frame_number,
+ const std::vector<size_t>& surface_ids);
+
/**
* Set the graphic buffer manager to get/return the stream buffers.
*
@@ -169,6 +172,7 @@
Camera3OutputStream(int id, camera3_stream_type_t type,
uint32_t width, uint32_t height, int format,
android_dataspace dataSpace, camera3_stream_rotation_t rotation,
+ uint32_t consumerUsage = 0, nsecs_t timestampOffset = 0,
int setId = CAMERA3_STREAM_SET_ID_INVALID);
/**
@@ -183,12 +187,19 @@
virtual status_t disconnectLocked();
+ status_t getEndpointUsageForSurface(uint32_t *usage,
+ const sp<Surface>& surface) const;
+ status_t configureConsumerQueueLocked();
+
+ // Consumer as the output of camera HAL
sp<Surface> mConsumer;
- private:
+ uint32_t getPresetConsumerUsage() const { return mConsumerUsage; }
static const nsecs_t kDequeueBufferTimeout = 1000000000; // 1 sec
+ private:
+
int mTransform;
virtual status_t setTransformLocked(int transform);