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authorHirokazu Honda <hiroh@chromium.org>2021-08-26 17:00:21 +0900
committerLaurent Pinchart <laurent.pinchart@ideasonboard.com>2021-08-27 00:52:32 +0300
commit6453e75c7ab28622d948745a768f3cc0ad2a2882 (patch)
treeed9df8718183e9b263719a443be5de35fd58a4f8 /src/android/mm/generic_camera_buffer.cpp
parentc5e2ed7806be482e682b7466beeff83130297a3f (diff)
android: camera_buffer: Add stride/offset/size function
This adds getter functions of stride, offset and size to CameraBuffer interface. Signed-off-by: Hirokazu Honda <hiroh@chromium.org> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Diffstat (limited to 'src/android/mm/generic_camera_buffer.cpp')
-rw-r--r--src/android/mm/generic_camera_buffer.cpp30
1 files changed, 30 insertions, 0 deletions
diff --git a/src/android/mm/generic_camera_buffer.cpp b/src/android/mm/generic_camera_buffer.cpp
index 9e9c2985..def2bc12 100644
--- a/src/android/mm/generic_camera_buffer.cpp
+++ b/src/android/mm/generic_camera_buffer.cpp
@@ -34,10 +34,15 @@ public:
Span<uint8_t> plane(unsigned int plane);
+ unsigned int stride(unsigned int plane) const;
+ unsigned int offset(unsigned int plane) const;
+ unsigned int size(unsigned int plane) const;
+
size_t jpegBufferSize(size_t maxJpegBufferSize) const;
private:
struct PlaneInfo {
+ unsigned int stride;
unsigned int offset;
unsigned int size;
};
@@ -114,6 +119,7 @@ CameraBuffer::Private::Private([[maybe_unused]] CameraBuffer *cameraBuffer,
const unsigned int planeSize =
stride * ((size.height + vertSubSample - 1) / vertSubSample);
+ planeInfo_[i].stride = stride;
planeInfo_[i].offset = offset;
planeInfo_[i].size = planeSize;
@@ -148,6 +154,30 @@ Span<uint8_t> CameraBuffer::Private::plane(unsigned int plane)
return planes_[plane];
}
+unsigned int CameraBuffer::Private::stride(unsigned int plane) const
+{
+ if (plane >= planeInfo_.size())
+ return 0;
+
+ return planeInfo_[plane].stride;
+}
+
+unsigned int CameraBuffer::Private::offset(unsigned int plane) const
+{
+ if (plane >= planeInfo_.size())
+ return 0;
+
+ return planeInfo_[plane].offset;
+}
+
+unsigned int CameraBuffer::Private::size(unsigned int plane) const
+{
+ if (plane >= planeInfo_.size())
+ return 0;
+
+ return planeInfo_[plane].size;
+}
+
size_t CameraBuffer::Private::jpegBufferSize(size_t maxJpegBufferSize) const
{
ASSERT(bufferLength_ >= 0);