ffmpeg | branch: master | Andreas Rheinhardt <[email protected]> | Sun Oct 18 07:46:16 2020 +0200| [bce8e2f374db390d50ec79a6288a607782cca64a] | committer: Andreas Rheinhardt
avcodec/on2avc: Use least max_depth for get_vlc2() The longest codes of any VLC codebooks are 18 bits long and the VLC tables itself use 9 bits; therefore it is sufficient to read twice from the table, yet this has been done thrice. Signed-off-by: Andreas Rheinhardt <[email protected]> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=bce8e2f374db390d50ec79a6288a607782cca64a --- libavcodec/on2avc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavcodec/on2avc.c b/libavcodec/on2avc.c index e54c23cb1c..625e733ca3 100644 --- a/libavcodec/on2avc.c +++ b/libavcodec/on2avc.c @@ -195,7 +195,7 @@ static int on2avc_decode_quads(On2AVCContext *c, GetBitContext *gb, float *dst, int i, j, val, val1; for (i = 0; i < dst_size; i += 4) { - val = get_vlc2(gb, c->cb_vlc[type].table, 9, 3); + val = get_vlc2(gb, c->cb_vlc[type].table, 9, 2); for (j = 0; j < 4; j++) { val1 = sign_extend((val >> (12 - j * 4)) & 0xF, 4); @@ -228,7 +228,7 @@ static int on2avc_decode_pairs(On2AVCContext *c, GetBitContext *gb, float *dst, int i, val, val1, val2, sign; for (i = 0; i < dst_size; i += 2) { - val = get_vlc2(gb, c->cb_vlc[type].table, 9, 3); + val = get_vlc2(gb, c->cb_vlc[type].table, 9, 2); val1 = sign_extend(val >> 8, 8); val2 = sign_extend(val & 0xFF, 8); _______________________________________________ ffmpeg-cvslog mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
