diff options
Diffstat (limited to 'audio/mpg123/patches/patch-ag')
| -rw-r--r-- | audio/mpg123/patches/patch-ag | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/audio/mpg123/patches/patch-ag b/audio/mpg123/patches/patch-ag new file mode 100644 index 00000000000..fc0ebd58545 --- /dev/null +++ b/audio/mpg123/patches/patch-ag @@ -0,0 +1,123 @@ +$NetBSD: patch-ag,v 1.3 1999/10/12 04:43:13 simonb Exp $ + +--- decode.c.orig Tue Jan 26 23:47:05 1999 ++++ decode.c Tue Oct 12 01:19:18 1999 +@@ -13,9 +13,9 @@ + #include "mpg123.h" + + #define WRITE_SAMPLE(samples,sum,clip) \ +- if( (sum) > 32767.0) { *(samples) = 0x7fff; (clip)++; } \ +- else if( (sum) < -32768.0) { *(samples) = -0x8000; (clip)++; } \ +- else { *(samples) = sum; } ++ if( (sum) > REAL_PLUS_32767) { *(samples) = 0x7fff; (clip)++; } \ ++ else if( (sum) < REAL_MINUS_32768) { *(samples) = -0x8000; (clip)++; } \ ++ else { *(samples) = REAL_TO_SHORT(sum); } + + int synth_1to1_8bit(real *bandPtr,int channel,unsigned char *samples,int *pnt) + { +@@ -156,36 +156,36 @@ + for (j=16;j;j--,window+=0x10,samples+=step) + { + real sum; +- sum = *window++ * *b0++; +- sum -= *window++ * *b0++; +- sum += *window++ * *b0++; +- sum -= *window++ * *b0++; +- sum += *window++ * *b0++; +- sum -= *window++ * *b0++; +- sum += *window++ * *b0++; +- sum -= *window++ * *b0++; +- sum += *window++ * *b0++; +- sum -= *window++ * *b0++; +- sum += *window++ * *b0++; +- sum -= *window++ * *b0++; +- sum += *window++ * *b0++; +- sum -= *window++ * *b0++; +- sum += *window++ * *b0++; +- sum -= *window++ * *b0++; ++ sum = REAL_MUL(*window++, *b0++); ++ sum -= REAL_MUL(*window++, *b0++); ++ sum += REAL_MUL(*window++, *b0++); ++ sum -= REAL_MUL(*window++, *b0++); ++ sum += REAL_MUL(*window++, *b0++); ++ sum -= REAL_MUL(*window++, *b0++); ++ sum += REAL_MUL(*window++, *b0++); ++ sum -= REAL_MUL(*window++, *b0++); ++ sum += REAL_MUL(*window++, *b0++); ++ sum -= REAL_MUL(*window++, *b0++); ++ sum += REAL_MUL(*window++, *b0++); ++ sum -= REAL_MUL(*window++, *b0++); ++ sum += REAL_MUL(*window++, *b0++); ++ sum -= REAL_MUL(*window++, *b0++); ++ sum += REAL_MUL(*window++, *b0++); ++ sum -= REAL_MUL(*window++, *b0++); + + WRITE_SAMPLE(samples,sum,clip); + } + + { + real sum; +- sum = window[0x0] * b0[0x0]; +- sum += window[0x2] * b0[0x2]; +- sum += window[0x4] * b0[0x4]; +- sum += window[0x6] * b0[0x6]; +- sum += window[0x8] * b0[0x8]; +- sum += window[0xA] * b0[0xA]; +- sum += window[0xC] * b0[0xC]; +- sum += window[0xE] * b0[0xE]; ++ sum = REAL_MUL(window[0x0], b0[0x0]); ++ sum += REAL_MUL(window[0x2], b0[0x2]); ++ sum += REAL_MUL(window[0x4], b0[0x4]); ++ sum += REAL_MUL(window[0x6], b0[0x6]); ++ sum += REAL_MUL(window[0x8], b0[0x8]); ++ sum += REAL_MUL(window[0xA], b0[0xA]); ++ sum += REAL_MUL(window[0xC], b0[0xC]); ++ sum += REAL_MUL(window[0xE], b0[0xE]); + WRITE_SAMPLE(samples,sum,clip); + b0-=0x10,window-=0x20,samples+=step; + } +@@ -194,22 +194,22 @@ + for (j=15;j;j--,b0-=0x20,window-=0x10,samples+=step) + { + real sum; +- sum = -*(--window) * *b0++; +- sum -= *(--window) * *b0++; +- sum -= *(--window) * *b0++; +- sum -= *(--window) * *b0++; +- sum -= *(--window) * *b0++; +- sum -= *(--window) * *b0++; +- sum -= *(--window) * *b0++; +- sum -= *(--window) * *b0++; +- sum -= *(--window) * *b0++; +- sum -= *(--window) * *b0++; +- sum -= *(--window) * *b0++; +- sum -= *(--window) * *b0++; +- sum -= *(--window) * *b0++; +- sum -= *(--window) * *b0++; +- sum -= *(--window) * *b0++; +- sum -= *(--window) * *b0++; ++ sum = -REAL_MUL(*(--window), *b0++); ++ sum -= REAL_MUL(*(--window), *b0++); ++ sum -= REAL_MUL(*(--window), *b0++); ++ sum -= REAL_MUL(*(--window), *b0++); ++ sum -= REAL_MUL(*(--window), *b0++); ++ sum -= REAL_MUL(*(--window), *b0++); ++ sum -= REAL_MUL(*(--window), *b0++); ++ sum -= REAL_MUL(*(--window), *b0++); ++ sum -= REAL_MUL(*(--window), *b0++); ++ sum -= REAL_MUL(*(--window), *b0++); ++ sum -= REAL_MUL(*(--window), *b0++); ++ sum -= REAL_MUL(*(--window), *b0++); ++ sum -= REAL_MUL(*(--window), *b0++); ++ sum -= REAL_MUL(*(--window), *b0++); ++ sum -= REAL_MUL(*(--window), *b0++); ++ sum -= REAL_MUL(*(--window), *b0++); + + WRITE_SAMPLE(samples,sum,clip); + } +@@ -219,5 +219,3 @@ + + return clip; + } +- +- |