aboutsummaryrefslogtreecommitdiffstats
path: root/src/pcm_utils.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/pcm_utils.c')
-rw-r--r--src/pcm_utils.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/src/pcm_utils.c b/src/pcm_utils.c
index fcd84bffa..ba387a4b1 100644
--- a/src/pcm_utils.c
+++ b/src/pcm_utils.c
@@ -220,6 +220,7 @@ void pcm_convertAudioFormat(AudioFormat * inFormat, char * inBuffer, size_t
/* only works if outFormat is 16-bit stereo! */
/* resampling code blatantly ripped from XMMS */
const int shift = sizeof(mpd_sint16);
+ int x1 = 0, frac;
mpd_sint32 i, in_samples, out_samples, x, delta;
mpd_sint16 * inptr = (mpd_sint16 *)dataChannelConv;
mpd_sint16 * outptr = (mpd_sint16 *)outBuffer;
@@ -229,11 +230,17 @@ void pcm_convertAudioFormat(AudioFormat * inFormat, char * inBuffer, size_t
nlen <<= shift;
in_samples = dataChannelLen >> shift;
out_samples = nlen >> shift;
- delta = (in_samples << 12) / out_samples;
+ //printf("in_samples=%i out_samples=%i\n",in_samples,out_samples);
+ delta = ((in_samples-1) << 12) / (out_samples-1);
for(x = 0, i = 0; i < out_samples; i++) {
- int x1, frac;
+ //int i1,i2,i3,i4;
x1 = (x >> 12) << 12;
frac = x - x1;
+ /* i1 = (x1 >> 12) << 1;
+ i2 = ((x1 >> 12) + 1) << 1;
+ i3 = ((x1 >> 12) << 1) + 1;
+ i4 = (((x1 >> 12) + 1) << 1) + 1;
+ printf("%i,%i,%i,%i\n",i1,i2,i3,i4);*/
*outptr++ =
((inptr[(x1 >> 12) << 1] *
((1<<12) - frac) +