media: docs: dev-decoder: Trigger dynamic source change for colorspace

If colorspace changes, the client needs to renegotiate the pipeline,
otherwise the decoded frame may not be displayed correctly.

So add colorspace as a trigger parameter for dynamic resolution change.

Signed-off-by: Ming Qian <ming.qian@oss.nxp.com>
Reviewed-by: Nicolas Dufresne <nicolas.dufresne@collabora.com>
Signed-off-by: Nicolas Dufresne <nicolas.dufresne@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>

diff --git a/Documentation/userspace-api/media/v4l/dev-decoder.rst b/Documentation/userspace-api/media/v4l/dev-decoder.rst
index eb662ced0ab481f471c14bfe31066e91d73ddf06..2beb6ba1b3c22f334cc66235c3a4d7533b246127 100644 (file)
--- a/Documentation/userspace-api/media/v4l/dev-decoder.rst
+++ b/Documentation/userspace-api/media/v4l/dev-decoder.rst
@@ -933,7 +933,10 @@ reflected by corresponding queries):
 
 * the minimum number of buffers needed for decoding,
 
-* bit-depth of the bitstream has been changed.
+* bit-depth of the bitstream has been changed,
+
+* colorspace of the bitstream has been changed, but it doesn't require
+  buffer reallocation.
 
 Whenever that happens, the decoder must proceed as follows: