summaryrefslogtreecommitdiffstats
path: root/include/ui/GraphicBuffer.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/ui/GraphicBuffer.h')
-rw-r--r--include/ui/GraphicBuffer.h48
1 files changed, 29 insertions, 19 deletions
diff --git a/include/ui/GraphicBuffer.h b/include/ui/GraphicBuffer.h
index 7630faa..f91d192 100644
--- a/include/ui/GraphicBuffer.h
+++ b/include/ui/GraphicBuffer.h
@@ -49,7 +49,7 @@ public:
USAGE_SW_READ_RARELY = GRALLOC_USAGE_SW_READ_RARELY,
USAGE_SW_READ_OFTEN = GRALLOC_USAGE_SW_READ_OFTEN,
USAGE_SW_READ_MASK = GRALLOC_USAGE_SW_READ_MASK,
-
+
USAGE_SW_WRITE_NEVER = GRALLOC_USAGE_SW_WRITE_NEVER,
USAGE_SW_WRITE_RARELY = GRALLOC_USAGE_SW_WRITE_RARELY,
USAGE_SW_WRITE_OFTEN = GRALLOC_USAGE_SW_WRITE_OFTEN,
@@ -72,11 +72,13 @@ public:
GraphicBuffer();
// creates w * h buffer
- GraphicBuffer(uint32_t w, uint32_t h, PixelFormat format, uint32_t usage);
+ GraphicBuffer(uint32_t inWidth, uint32_t inHeight, PixelFormat inFormat,
+ uint32_t inUsage);
// create a buffer from an existing handle
- GraphicBuffer(uint32_t w, uint32_t h, PixelFormat format, uint32_t usage,
- uint32_t stride, native_handle_t* handle, bool keepOwnership);
+ GraphicBuffer(uint32_t inWidth, uint32_t inHeight, PixelFormat inFormat,
+ uint32_t inUsage, uint32_t inStride, native_handle_t* inHandle,
+ bool keepOwnership);
// create a buffer from an existing ANativeWindowBuffer
GraphicBuffer(ANativeWindowBuffer* buffer, bool keepOwnership);
@@ -84,26 +86,34 @@ public:
// return status
status_t initCheck() const;
- uint32_t getWidth() const { return width; }
- uint32_t getHeight() const { return height; }
- uint32_t getStride() const { return stride; }
- uint32_t getUsage() const { return usage; }
+ uint32_t getWidth() const { return static_cast<uint32_t>(width); }
+ uint32_t getHeight() const { return static_cast<uint32_t>(height); }
+ uint32_t getStride() const { return static_cast<uint32_t>(stride); }
+ uint32_t getUsage() const { return static_cast<uint32_t>(usage); }
PixelFormat getPixelFormat() const { return format; }
Rect getBounds() const { return Rect(width, height); }
uint64_t getId() const { return mId; }
- status_t reallocate(uint32_t w, uint32_t h, PixelFormat f, uint32_t usage);
+ status_t reallocate(uint32_t inWidth, uint32_t inHeight,
+ PixelFormat inFormat, uint32_t inUsage);
+
+ bool needsReallocation(uint32_t inWidth, uint32_t inHeight,
+ PixelFormat inFormat, uint32_t inUsage);
- status_t lock(uint32_t usage, void** vaddr);
- status_t lock(uint32_t usage, const Rect& rect, void** vaddr);
+ status_t lock(uint32_t inUsage, void** vaddr);
+ status_t lock(uint32_t inUsage, 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 lockYCbCr(uint32_t inUsage, android_ycbcr *ycbcr);
+ status_t lockYCbCr(uint32_t inUsage, const Rect& rect,
+ android_ycbcr *ycbcr);
status_t unlock();
- status_t lockAsync(uint32_t usage, void** vaddr, int fenceFd);
- status_t lockAsync(uint32_t usage, const Rect& rect, void** vaddr, int fenceFd);
- status_t lockAsyncYCbCr(uint32_t usage, android_ycbcr *ycbcr, int fenceFd);
- status_t lockAsyncYCbCr(uint32_t usage, const Rect& rect, android_ycbcr *ycbcr, int fenceFd);
+ status_t lockAsync(uint32_t inUsage, void** vaddr, int fenceFd);
+ status_t lockAsync(uint32_t inUsage, const Rect& rect, void** vaddr,
+ int fenceFd);
+ status_t lockAsyncYCbCr(uint32_t inUsage, android_ycbcr *ycbcr,
+ int fenceFd);
+ status_t lockAsyncYCbCr(uint32_t inUsage, const Rect& rect,
+ android_ycbcr *ycbcr, int fenceFd);
status_t unlockAsync(int *fenceFd);
ANativeWindowBuffer* getNativeBuffer() const;
@@ -143,8 +153,8 @@ private:
GraphicBuffer& operator = (const GraphicBuffer& rhs);
const GraphicBuffer& operator = (const GraphicBuffer& rhs) const;
- status_t initSize(uint32_t w, uint32_t h, PixelFormat format,
- uint32_t usage);
+ status_t initSize(uint32_t inWidth, uint32_t inHeight, PixelFormat inFormat,
+ uint32_t inUsage);
void free_handle();