[FFmpeg-cvslog] r15675 - trunk/libavcodec/rv34.c

kostya subversion
Fri Oct 24 08:17:18 CEST 2008


Author: kostya
Date: Fri Oct 24 08:17:18 2008
New Revision: 15675

Log:
Choose RV3/4 DC quantizer correctly

Modified:
   trunk/libavcodec/rv34.c

Modified: trunk/libavcodec/rv34.c
==============================================================================
--- trunk/libavcodec/rv34.c	(original)
+++ trunk/libavcodec/rv34.c	Fri Oct 24 08:17:18 2008
@@ -1046,7 +1046,7 @@ static int rv34_decode_macroblock(RV34De
     if(cbp == -1)
         return -1;
 
-    luma_dc_quant = r->si.type ? r->luma_dc_quant_p[s->qscale] : r->luma_dc_quant_i[s->qscale];
+    luma_dc_quant = r->block_type == RV34_MB_P_MIX16x16 ? r->luma_dc_quant_p[s->qscale] : r->luma_dc_quant_i[s->qscale];
     if(r->is16){
         memset(block16, 0, sizeof(block16));
         rv34_decode_block(block16, gb, r->cur_vlcs, 3, 0);
@@ -1060,7 +1060,7 @@ static int rv34_decode_macroblock(RV34De
         blkoff = ((i & 1) << 2) + ((i & 4) << 3);
         if(cbp & 1)
             rv34_decode_block(s->block[blknum] + blkoff, gb, r->cur_vlcs, r->luma_vlc, 0);
-        rv34_dequant4x4(s->block[blknum] + blkoff, rv34_qscale_tab[luma_dc_quant],rv34_qscale_tab[s->qscale]);
+        rv34_dequant4x4(s->block[blknum] + blkoff, rv34_qscale_tab[s->qscale],rv34_qscale_tab[s->qscale]);
         if(r->is16) //FIXME: optimize
             s->block[blknum][blkoff] = block16[(i & 3) | ((i & 0xC) << 1)];
         rv34_inv_transform(s->block[blknum] + blkoff);




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