[libcamera-devel] [PATCH] libcamera: stream: Document stride will be 0 for compressed formats
Umang Jain
umang.jain at ideasonboard.com
Tue Aug 22 15:19:34 CEST 2023
For compressed formats, v4l2_pix_format.bytesperline value will be zero
and is documented similarly in the kernel. Since we set the stride to
v4l2_pix_format.bytesperline, document the case where it is expected
to be zero (i.e. if the format is compressed).
Signed-off-by: Umang Jain <umang.jain at ideasonboard.com>
---
src/libcamera/stream.cpp | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/libcamera/stream.cpp b/src/libcamera/stream.cpp
index 272222b7..f3e00ead 100644
--- a/src/libcamera/stream.cpp
+++ b/src/libcamera/stream.cpp
@@ -311,7 +311,8 @@ StreamConfiguration::StreamConfiguration(const StreamFormats &formats)
* The stride value reports the number of bytes between the beginning of
* successive lines in an image buffer for this stream. The value is
* valid after successfully validating the configuration with a call to
- * CameraConfiguration::validate().
+ * CameraConfiguration::validate(). For compressed formats (such as MJPEG),
+ * this value will be zero.
*/
/**
--
2.40.1
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