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| author | Warren Dukes <warren.dukes@gmail.com> | 2004-05-10 20:49:35 +0000 |
|---|---|---|
| committer | Warren Dukes <warren.dukes@gmail.com> | 2004-05-10 20:49:35 +0000 |
| commit | 33d112499dffd6b5a11639daf01eb31da660a78e (patch) | |
| tree | 2b725fa70cb285ce8a0b86661262b9b64e8c893c /src/pcm_utils.c | |
| parent | 76af5b2f90e5a2c7a310d649c6bd36ca08c69dfa (diff) | |
| download | mpd-33d112499dffd6b5a11639daf01eb31da660a78e.tar.gz mpd-33d112499dffd6b5a11639daf01eb31da660a78e.tar.xz mpd-33d112499dffd6b5a11639daf01eb31da660a78e.zip | |
some debug code
git-svn-id: https://svn.musicpd.org/mpd/trunk@978 09075e82-0dd4-0310-85a5-a0d7c8717e4f
Diffstat (limited to 'src/pcm_utils.c')
| -rw-r--r-- | src/pcm_utils.c | 11 |
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) + |