From: Michael Niedermayer <[email protected]>
---
libavcodec/vc1.c | 17 +----------------
1 file changed, 1 insertion(+), 16 deletions(-)
diff --git a/libavcodec/vc1.c b/libavcodec/vc1.c
index f94d52a..b490165 100644
--- a/libavcodec/vc1.c
+++ b/libavcodec/vc1.c
@@ -693,22 +693,7 @@ int ff_vc1_parse_frame_header(VC1Context *v,
GetBitContext* gb)
v->lumshift = get_bits(gb, 6);
v->use_ic = 1;
/* fill lookup tables for intensity compensation */
- if (!v->lumscale) {
- scale = -64;
- shift = (255 - v->lumshift * 2) << 6;
- if (v->lumshift > 31)
- shift += 128 << 6;
- } else {
- scale = v->lumscale + 32;
- if (v->lumshift > 31)
- shift = (v->lumshift - 64) << 6;
- else
- shift = v->lumshift << 6;
- }
- for (i = 0; i < 256; i++) {
- v->luty[i] = av_clip_uint8((scale * i + shift + 32) >> 6);
- v->lutuv[i] = av_clip_uint8((scale * (i - 128) + 128*64 + 32)
>> 6);
- }
+ INIT_LUT(v->lumscale, v->lumshift, v->luty, v->lutuv);
}
v->qs_last = v->s.quarter_sample;
if (v->mv_mode == MV_PMODE_1MV_HPEL || v->mv_mode ==
MV_PMODE_1MV_HPEL_BILIN)
--
1.7.9.4
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