amvenc: another quant table fix

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/mpegvideo_enc.c

@@ -2955,13 +2955,17 @@ static int encode_picture(MpegEncContext *s, int picture_number)
         for(i=1;i<64;i++){
             int j= s->dsp.idct_permutation[ff_zigzag_direct[i]];
 
-            s->intra_matrix[j] = sp5x_quant_table[5*2][i];
+            s->intra_matrix[j] = sp5x_quant_table[5*2+0][i];
+            s->chroma_intra_matrix[j] = sp5x_quant_table[5*2+1][i];
         }
         s->y_dc_scale_table= y;
         s->c_dc_scale_table= c;
-        s->intra_matrix[0] = 14;
+        s->intra_matrix[0] = 13;
+        s->chroma_intra_matrix[0] = 14;
         ff_convert_matrix(&s->dsp, s->q_intra_matrix, s->q_intra_matrix16,
                        s->intra_matrix, s->intra_quant_bias, 8, 8, 1);
+        ff_convert_matrix(&s->dsp, s->q_chroma_intra_matrix, s->q_chroma_intra_matrix16,
+                       s->chroma_intra_matrix, s->intra_quant_bias, 8, 8, 1);
         s->qscale= 8;
     }