[FFmpeg-devel] [PATCH] lavc/vvc: AVERROR_PATCHWELCOME for subpictures

[Michael Niedermayer]

On Mon, Mar 11, 2024 at 06:53:31PM +0000, Frank Plowman wrote:
> VVC's subpictures feature is not yet implemented in the native decoder.
> Throw an AVERROR_PATCHWELCOME when trying to decode a bitstream using
> the feature.  Fixes crashes when trying to decode bitstreams which
> use the feature.
> 
> Signed-off-by: Frank Plowman <post at frankplowman.com>
> ---
>  libavcodec/vvc/vvc_ps.c | 15 +++++++++++++++
>  1 file changed, 15 insertions(+)

This breaks fate-vvc-conformance-SUBPIC_A_3

make fate-vvc-conformance-SUBPIC_A_3
TEST    vvc-conformance-SUBPIC_A_3
--- ./tests/ref/fate/vvc-conformance-SUBPIC_A_3	2024-03-05 02:37:36.235300141 +0100
+++ tests/data/fate/vvc-conformance-SUBPIC_A_3	2024-03-12 01:47:27.301593567 +0100
@@ -1,9 +0,0 @@
-#tb 0: 1/25
-#media_type 0: video
-#codec_id 0: rawvideo
-#dimensions 0: 1920x1080
-#sar 0: 0/1
-0,          0,          0,        1,  6220800, 0xa419cfb6
-0,          1,          1,        1,  6220800, 0xa419cfb6
-0,          2,          2,        1,  6220800, 0xa419cfb6
-0,          3,          3,        1,  6220800, 0xa419cfb6
Test vvc-conformance-SUBPIC_A_3 failed. Look at tests/data/fate/vvc-conformance-SUBPIC_A_3.err for details.
tests/Makefile:318: recipe for target 'fate-vvc-conformance-SUBPIC_A_3' failed
make: *** [fate-vvc-conformance-SUBPIC_A_3] Error 69

thx

[...]
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