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path: root/src/libffmpeg/libavcodec/mjpeg.c
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Diffstat (limited to 'src/libffmpeg/libavcodec/mjpeg.c')
-rw-r--r--src/libffmpeg/libavcodec/mjpeg.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/src/libffmpeg/libavcodec/mjpeg.c b/src/libffmpeg/libavcodec/mjpeg.c
index 5beb47e17..c4ebee634 100644
--- a/src/libffmpeg/libavcodec/mjpeg.c
+++ b/src/libffmpeg/libavcodec/mjpeg.c
@@ -1004,6 +1004,12 @@ static int mjpeg_decode_sos(MJpegDecodeContext *s,
}
}
}
+ if (s->restart_interval && !--s->restart_count) {
+ align_get_bits(&s->gb);
+ skip_bits(&s->gb, 16); /* skip RSTn */
+ for (j=0; j<nb_components; j++) /* reset dc */
+ s->last_dc[j] = 1024;
+ }
}
}
ret = 0;
@@ -1156,12 +1162,15 @@ static int find_marker(UINT8 **pbuf_ptr, UINT8 *buf_end,
state = *header_state;
buf_ptr = *pbuf_ptr;
+retry:
if (state) {
/* get marker */
found:
if (buf_ptr < buf_end) {
val = *buf_ptr++;
state = 0;
+ if ((val >= RST0) && (val <= RST7))
+ goto retry;
} else {
val = -1;
}