diff options
author | James Almer <jamrial@gmail.com> | 2023-04-14 16:34:21 -0300 |
---|---|---|
committer | James Almer <jamrial@gmail.com> | 2023-04-18 22:14:06 -0300 |
commit | 13450b67229540fd79075a84185b29db1eec2687 (patch) | |
tree | e41612560469c1799fb45256e971983dcb43ac9a | |
parent | 1440bf15e2b911cb41b88f2340878ca596d987c0 (diff) |
avcodec/mpegvideo_enc: ensure lmin is smaller than lmax
Fixes ticket #10234
Signed-off-by: James Almer <jamrial@gmail.com>
-rw-r--r-- | libavcodec/ituh263enc.c | 5 | ||||
-rw-r--r-- | libavcodec/mpegvideo_enc.c | 5 |
2 files changed, 10 insertions, 0 deletions
diff --git a/libavcodec/ituh263enc.c b/libavcodec/ituh263enc.c index c30ecad438..97abfb3f45 100644 --- a/libavcodec/ituh263enc.c +++ b/libavcodec/ituh263enc.c @@ -865,6 +865,11 @@ av_cold void ff_h263_encode_init(MpegEncContext *s) s->c_dc_scale_table= ff_mpeg1_dc_scale_table; } + if (s->lmin > s->lmax) { + av_log(s->avctx, AV_LOG_WARNING, "Clipping lmin value to %d\n", s->lmax); + s->lmin = s->lmax; + } + ff_thread_once(&init_static_once, h263_encode_init_static); } diff --git a/libavcodec/mpegvideo_enc.c b/libavcodec/mpegvideo_enc.c index bcd2f9ef1d..efd8e63aa8 100644 --- a/libavcodec/mpegvideo_enc.c +++ b/libavcodec/mpegvideo_enc.c @@ -798,6 +798,11 @@ av_cold int ff_mpv_encode_init(AVCodecContext *avctx) AV_CODEC_FLAG_INTERLACED_ME) || s->alternate_scan); + if (s->lmin > s->lmax) { + av_log(avctx, AV_LOG_WARNING, "Clipping lmin value to %d\n", s->lmax); + s->lmin = s->lmax; + } + /* init */ ff_mpv_idct_init(s); if ((ret = ff_mpv_common_init(s)) < 0) |