Add support for HAL_PIXEL_FORMAT_YCbCr_420_888
- Add fields to CpuConsumer::LockedBuffer for new information
- New lock methods for GraphicBuffer and GraphicBufferMapper for
the format
Bug: 8734880
Change-Id: If31f82c62d64b6942cf4cc6e5715585c03273f12
diff --git a/include/gui/CpuConsumer.h b/include/gui/CpuConsumer.h
index 4b956c7..bf9918e 100644
--- a/include/gui/CpuConsumer.h
+++ b/include/gui/CpuConsumer.h
@@ -53,6 +53,14 @@
uint32_t scalingMode;
int64_t timestamp;
uint64_t frameNumber;
+ // Values below are only valid when using
+ // HAL_PIXEL_FORMAT_YCbCr_420_888, in which case LockedBuffer::data
+ // contains the Y channel, and stride is the Y channel stride. For other
+ // formats, these will all be 0.
+ uint8_t *dataCb;
+ uint8_t *dataCr;
+ uint32_t chromaStride;
+ uint32_t chromaStep;
};
// Create a new CPU consumer. The maxLockedBuffers parameter specifies
diff --git a/include/ui/GraphicBuffer.h b/include/ui/GraphicBuffer.h
index ea9368d..e5ad1e0 100644
--- a/include/ui/GraphicBuffer.h
+++ b/include/ui/GraphicBuffer.h
@@ -92,6 +92,9 @@
status_t lock(uint32_t usage, void** vaddr);
status_t lock(uint32_t usage, const Rect& rect, void** vaddr);
+ // For HAL_PIXEL_FORMAT_YCbCr_420_888
+ status_t lockYCbCr(uint32_t usage, android_ycbcr *ycbcr);
+ status_t lockYCbCr(uint32_t usage, const Rect& rect, android_ycbcr *ycbcr);
status_t unlock();
ANativeWindowBuffer* getNativeBuffer() const;
diff --git a/include/ui/GraphicBufferMapper.h b/include/ui/GraphicBufferMapper.h
index 697a02a..99d8723 100644
--- a/include/ui/GraphicBufferMapper.h
+++ b/include/ui/GraphicBufferMapper.h
@@ -45,6 +45,9 @@
status_t lock(buffer_handle_t handle,
int usage, const Rect& bounds, void** vaddr);
+ status_t lockYCbCr(buffer_handle_t handle,
+ int usage, const Rect& bounds, android_ycbcr *ycbcr);
+
status_t unlock(buffer_handle_t handle);
// dumps information about the mapping of this handle