avcodec/tscc2: Don't check for errors for complete VLCs

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
4 years ago · 7781aa85bc
parent 158265b439
commit 7781aa85bc
1 changed files with 0 additions and 6 deletions
--- a/libavcodec/tscc2.c
+++ b/libavcodec/tscc2.c
@ -151,8 +151,6 @@ static int tscc2_decode_mb(TSCC2Context *c, int *q, int vlc_set,
                dc = get_bits(gb, 8);
            } else {
                dc = get_vlc2(gb, c->dc_vlc.table, 9, 2);
-                if (dc == -1)
-                    return AVERROR_INVALIDDATA;
                if (dc == 0x100)
                    dc = get_bits(gb, 8);
            }
@ -161,15 +159,11 @@ static int tscc2_decode_mb(TSCC2Context *c, int *q, int vlc_set,
            c->block[0] = dc;

            nc = get_vlc2(gb, c->nc_vlc[vlc_set].table, 9, 1);
-            if (nc == -1)
-                return AVERROR_INVALIDDATA;

            bpos = 1;
            memset(c->block + 1, 0, 15 * sizeof(*c->block));
            for (l = 0; l < nc; l++) {
                ac = get_vlc2(gb, c->ac_vlc[vlc_set].table, 9, 2);
-                if (ac == -1)
-                    return AVERROR_INVALIDDATA;
                if (ac == 0x1000)
                    ac = get_bits(gb, 12);
                bpos += ac & 0xF;