[FFmpeg-cvslog] swr-test: improve rounding in set()
Michael Niedermayer
git at videolan.org
Thu Apr 26 20:39:23 CEST 2012
ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Thu Apr 26 19:39:40 2012 +0200| [56f89bae521dfbccc3836c1158f52b0cfdfbd92d] | committer: Michael Niedermayer
swr-test: improve rounding in set()
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=56f89bae521dfbccc3836c1158f52b0cfdfbd92d
---
libswresample/swresample_test.c | 10 +++++-----
1 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/libswresample/swresample_test.c b/libswresample/swresample_test.c
index d4b6070..7fa4d37 100644
--- a/libswresample/swresample_test.c
+++ b/libswresample/swresample_test.c
@@ -59,11 +59,11 @@ static void set(uint8_t *a[], int ch, int index, int ch_count, enum AVSampleFor
index= ch + index*ch_count;
}
switch(f){
- case AV_SAMPLE_FMT_U8 : ((uint8_t*)p)[index]= (v+1.0)*255.0/2; break;
- case AV_SAMPLE_FMT_S16: ((int16_t*)p)[index]= v*32767; break;
- case AV_SAMPLE_FMT_S32: ((int32_t*)p)[index]= v*2147483647; break;
- case AV_SAMPLE_FMT_FLT: ((float *)p)[index]= v; break;
- case AV_SAMPLE_FMT_DBL: ((double *)p)[index]= v; break;
+ case AV_SAMPLE_FMT_U8 : ((uint8_t*)p)[index]= av_clip_uint8 (lrint((v+1.0)*255.0/2)); break;
+ case AV_SAMPLE_FMT_S16: ((int16_t*)p)[index]= av_clip_int16 (lrint(v*32767)); break;
+ case AV_SAMPLE_FMT_S32: ((int32_t*)p)[index]= av_clipl_int32(lrint(v*2147483647)); break;
+ case AV_SAMPLE_FMT_FLT: ((float *)p)[index]= v; break;
+ case AV_SAMPLE_FMT_DBL: ((double *)p)[index]= v; break;
default: av_assert2(0);
}
}
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