[MPlayer-dev-eng] Re: Another likely bug: libac3/imdct.c line 585 or so, etc...

[Stephen Davies]

On Mon, 26 Nov 2001, Stephen Davies wrote:

> Where imdct.c is downmixing to stereo post idct, this code appears
> for case "7" (3/2 format):


Here's a patch.  Hope the offsets are right...

Steve
-------------- next part --------------
RCS file: /cvsroot/mplayer/main/libac3/imdct.c,v
retrieving revision 1.8
diff -u -r1.8 imdct.c
--- libac3/imdct.c	10 Jul 2001 08:27:49 -0000	1.8
+++ libac3/imdct.c	26 Nov 2001 15:18:52 -0000
@@ -588,7 +588,7 @@
 				*s16_samples++ = (int16_t)(left_tmp + *delay_left);
 				*s16_samples++ = (int16_t)(right_tmp + *delay_right);
 				*delay_left++ = dm_par->unit * *delay1_left++  + dm_par->clev * *delay1_center  + dm_par->slev * *delay1_sl++;
-				*delay_right++ = dm_par->unit * *delay1_right++ + dm_par->clev * *center++ + dm_par->slev * *delay1_sr++;
+				*delay_right++ = dm_par->unit * *delay1_right++ + dm_par->clev * *delay1_center++ + dm_par->slev * *delay1_sr++;
 			}
 			break;
 		case 6:		// 2/2
@@ -630,7 +630,7 @@
 				*s16_samples++ = (int16_t)(left_tmp + *delay_left);
 				*s16_samples++ = (int16_t)(right_tmp + *delay_right);
 				*delay_left++ = dm_par->unit * *delay1_left++  + dm_par->clev * *delay1_center  + dm_par->slev * *delay1_sl;
-				*delay_right++ = dm_par->unit * *delay1_right++ + dm_par->clev * *center++ + dm_par->slev * *delay1_sl++;
+				*delay_right++ = dm_par->unit * *delay1_right++ + dm_par->clev * *delay1_center++ + dm_par->slev * *delay1_sl++;
 			}
 			break;
 		case 4:		// 2/1
@@ -668,7 +668,7 @@
 				*s16_samples++ = (int16_t)(left_tmp + *delay_left);
 				*s16_samples++ = (int16_t)(right_tmp + *delay_right);
 				*delay_left++ = dm_par->unit * *delay1_left++  + dm_par->clev * *delay1_center;
-				*delay_right++ = dm_par->unit * *delay1_right++ + dm_par->clev * *center++;
+				*delay_right++ = dm_par->unit * *delay1_right++ + dm_par->clev * *delay1_center++;
 			}
 			break;
 		case 2:		// copy to output