10l (lrintf(a)+b vs. lrintf(a+b))

Originally committed as revision 3391 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2004-08-14 15:18:49 +00:00
parent 9d53d58ea7
commit bb22e8b175
4 changed files with 7 additions and 7 deletions

View File

@ -104,7 +104,7 @@ void av_build_filter(int16_t *filter, double factor, int tap_count, int phase_co
/* normalize so that an uniform color remains the same */
for(i=0;i<tap_count;i++) {
v = clip(lrintf(tab[i] * scale / norm) + e, -32768, 32767);
v = clip(lrintf(tab[i] * scale / norm + e), -32768, 32767);
filter[ph * tap_count + i] = v;
e += tab[i] * scale / norm - v;
}

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@ -117,9 +117,9 @@ stddev: 10.99 PSNR:27.30 bytes:7602176
1055278 ./data/out.wav
d056da679e6d6682812fffb28a7f0db6 *./data/a-ac3.rm
97983 ./data/a-ac3.rm
ca36e726f055dbd45c217db6e240a15c *./data/a-g726.wav
69526b38166395785eec8ccfb90a105e *./data/a-g726.wav
24332 ./data/a-g726.wav
0d06dca7464958b5ee7798e6eab3c6cd *./data/out.wav
20cb2fcffd33573a60c93d4dceacd1d1 *./data/out.wav
97190 ./data/out.wav
bdc512b78e2ccb1d815aec08794650eb *./data/a-adpcm_ima.wav
266288 ./data/a-adpcm_ima.wav

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@ -25,9 +25,9 @@ b57e3c4e0f27cbd0bf7b7fafb142fe7f *./data/b-libav.ffm
fea20ced22451312dd463110e594eda6 *./data/b-libav.nut
332415 ./data/b-libav.nut
./data/b-libav.nut CRC=001a3415
4e4b45f8f39ee65658c40ccc3e94a2b0 *./data/b-libav.dv
f96648fa4a0968f5386d0c6ed9190d98 *./data/b-libav.dv
3600000 ./data/b-libav.dv
./data/b-libav.dv CRC=03701687
./data/b-libav.dv CRC=82e03e76
9a9da315747599f7718cc9a9a09c21ff *./data/b-libav.pbm
317075 ./data/b-libav.pbm
./data/b-libav.pbm CRC=a1057fd1

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@ -117,9 +117,9 @@ stddev: 3.43 PSNR:37.39 bytes:7602176
1055278 ./data/out.wav
d056da679e6d6682812fffb28a7f0db6 *./data/a-ac3.rm
97983 ./data/a-ac3.rm
ca36e726f055dbd45c217db6e240a15c *./data/a-g726.wav
69526b38166395785eec8ccfb90a105e *./data/a-g726.wav
24332 ./data/a-g726.wav
0d06dca7464958b5ee7798e6eab3c6cd *./data/out.wav
20cb2fcffd33573a60c93d4dceacd1d1 *./data/out.wav
97190 ./data/out.wav
bdc512b78e2ccb1d815aec08794650eb *./data/a-adpcm_ima.wav
266288 ./data/a-adpcm_ima.wav