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authorAndreas Rheinhardt <andreas.rheinhardt@outlook.com>2024-06-12 08:37:53 +0200
committerAndreas Rheinhardt <andreas.rheinhardt@outlook.com>2024-06-20 18:58:39 +0200
commit65d5ccb808ec93de46a2458ea8cc082ce4460f34 (patch)
tree489ec6b13dc64685d2defce03eafd6de5eb21046
parentc41818dc5dc14eb944761204e7b0ac179a6dcd1a (diff)
downloadffmpeg-65d5ccb808ec93de46a2458ea8cc082ce4460f34.tar.gz
avcodec/mpeg_er: Don't set block_index unnecessarily
ff_init_block_index() sets MpegEncContext.dest and MpegEncContext.block_index. The latter is unused by ff_mpv_reconstruct_mb() (which is what this code is preparatory for) and dest is overwritten a few lines below. So don't initialize block_index at all. Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
-rw-r--r--libavcodec/mpeg_er.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/libavcodec/mpeg_er.c b/libavcodec/mpeg_er.c
index e7b3197bb1..fe7dcd7efb 100644
--- a/libavcodec/mpeg_er.c
+++ b/libavcodec/mpeg_er.c
@@ -76,10 +76,6 @@ static void mpeg_er_decode_mb(void *opaque, int ref, int mv_dir, int mv_type,
s->mcsel = 0;
memcpy(s->mv, mv, sizeof(*mv));
- ff_init_block_index(s);
- ff_update_block_index(s, s->avctx->bits_per_raw_sample,
- s->avctx->lowres, s->chroma_x_shift);
-
s->bdsp.clear_blocks(s->block[0]);
if (!s->chroma_y_shift)
s->bdsp.clear_blocks(s->block[6]);