These were broken before any of the recent RGB JPEG commits. This is an
additional fix to bring them in line with the rest of the RGB jpegs,
which should now all work after the previous patch.
Fixes #10190.
---
libavcodec/mjpegdec.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c
index 1e3ddb72fb..330c5da5a8 100644
--- a/libavcodec/mjpegdec.c
+++ b/libavcodec/mjpegdec.c
@@ -576,6 +576,12 @@ int ff_mjpeg_decode_sof(MJpegDecodeContext *s)
if (s->adobe_transform == 0 || s->component_id[0] == 'R' &&
s->component_id[1] == 'G' && s->component_id[2] == 'B') {
s->avctx->pix_fmt = AV_PIX_FMT_GBRP;
+ if (!s->progressive) {
+ for (int i = 0; i < 2; i++) {
+ FFSWAP(int, s->upscale_h[i], s->upscale_h[(i + 2) %
3]);
+ FFSWAP(int, s->upscale_v[i], s->upscale_v[(i + 2) %
3]);
+ }
+ }
} else {
s->avctx->pix_fmt = s->cs_itu601 ? AV_PIX_FMT_YUV444P :
AV_PIX_FMT_YUVJ444P;
s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG :
AVCOL_RANGE_JPEG;
--
2.40.0
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