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authorMichael Niedermayer <michaelni@gmx.at>2012-06-03 14:41:21 +0200
committerMichael Niedermayer <michaelni@gmx.at>2012-06-07 00:55:25 +0200
commitbbc4d287c9b927dbb475e3e0408a238ec3546128 (patch)
tree27bf591f237b3648ff05a89cc4e364f868f95f2d
parent3bb942e6f08a081ce3bace7f5e9aa765e3e88b8e (diff)
downloadffmpeg-bbc4d287c9b927dbb475e3e0408a238ec3546128.tar.gz
h263: disable loop filter with lowres
Fixes ticket1212 Found-by: Piotr Bandurski <ami_stuff@o2.pl> Signed-off-by: Michael Niedermayer <michaelni@gmx.at> (cherry picked from commit cc229d4e83889d1298f1a0863b55feec6c5c339a) Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
-rw-r--r--libavcodec/intelh263dec.c2
-rw-r--r--libavcodec/ituh263dec.c2
2 files changed, 3 insertions, 1 deletions
diff --git a/libavcodec/intelh263dec.c b/libavcodec/intelh263dec.c
index 179f609de6..ffe91dbd5d 100644
--- a/libavcodec/intelh263dec.c
+++ b/libavcodec/intelh263dec.c
@@ -77,7 +77,7 @@ int ff_intel_h263_decode_picture_header(MpegEncContext *s)
}
if(get_bits(&s->gb, 2))
av_log(s->avctx, AV_LOG_ERROR, "Bad value for reserved field\n");
- s->loop_filter = get_bits1(&s->gb);
+ s->loop_filter = get_bits1(&s->gb) * !s->avctx->lowres;
if(get_bits1(&s->gb))
av_log(s->avctx, AV_LOG_ERROR, "Bad value for reserved field\n");
if(get_bits1(&s->gb))
diff --git a/libavcodec/ituh263dec.c b/libavcodec/ituh263dec.c
index 34a9e816ae..58375becc9 100644
--- a/libavcodec/ituh263dec.c
+++ b/libavcodec/ituh263dec.c
@@ -963,6 +963,8 @@ int ff_h263_decode_picture_header(MpegEncContext *s)
s->h263_aic = get_bits1(&s->gb); /* Advanced Intra Coding (AIC) */
s->loop_filter= get_bits1(&s->gb);
s->unrestricted_mv = s->umvplus || s->obmc || s->loop_filter;
+ if(s->avctx->lowres)
+ s->loop_filter = 0;
s->h263_slice_structured= get_bits1(&s->gb);
if (get_bits1(&s->gb) != 0) {