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| author | Michael Sevakis <jethead71@rockbox.org> | 2011-12-04 18:19:39 +0000 |
|---|---|---|
| committer | Michael Sevakis <jethead71@rockbox.org> | 2011-12-04 18:19:39 +0000 |
| commit | a43df152c2adf737208bbeb294a0a13608d3cc43 (patch) | |
| tree | c0534198745141699a08d9471303744948e51138 /apps/pcmbuf.c | |
| parent | 700e360b612766eb2729597be55c43b5b69bbe7f (diff) | |
| download | rockbox-a43df152c2adf737208bbeb294a0a13608d3cc43.tar.gz rockbox-a43df152c2adf737208bbeb294a0a13608d3cc43.tar.bz2 rockbox-a43df152c2adf737208bbeb294a0a13608d3cc43.zip | |
Collect the 16-bit signed range sample clipping routines scattered about, which can be optimized on armv6 and create firmware/export/dsp-util.h (for lack of better place right now).
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@31142 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'apps/pcmbuf.c')
| -rw-r--r-- | apps/pcmbuf.c | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/apps/pcmbuf.c b/apps/pcmbuf.c index 8135a30a36..32e1157132 100644 --- a/apps/pcmbuf.c +++ b/apps/pcmbuf.c @@ -27,6 +27,7 @@ #include "pcm.h" #include "pcm_mixer.h" #include "pcmbuf.h" +#include "dsp-util.h" #include "playback.h" #include "codec_thread.h" @@ -828,14 +829,6 @@ static size_t crossfade_find_buftail(size_t buffer_rem, size_t buffer_need) return buffer_rem; } -/* Clip sample to signed 16 bit range */ -static FORCE_INLINE int32_t clip_sample_16(int32_t sample) -{ - if ((int16_t)sample != sample) - sample = 0x7fff ^ (sample >> 31); - return sample; -} - /* Returns the number of bytes _NOT_ mixed/faded */ static int crossfade_mix_fade(int factor, size_t size, void *buf, size_t *out_index, unsigned long elapsed, off_t offset) |