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ffmpeg.wasm-core
Commit 73be22f5 authored by Michael Niedermayer's avatar Michael Niedermayer
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swr-test: fix u8 zero point. 

Signed-off-by: 's avatarMichael Niedermayer <michaelni@gmx.at>
parent 56f89bae
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Showing with 2 additions and 2 deletions
libswresample/swresample_test.c
View file @ 73be22f5
......@@ -40,7 +40,7 @@ static double get(uint8_t *a[], int ch, int index, int ch_count, enum AVSampleFo
}
switch(f){
case AV_SAMPLE_FMT_U8 : return ((const uint8_t*)p)[index]/255.0*2-1.0;
case AV_SAMPLE_FMT_U8 : return ((const uint8_t*)p)[index]/127.0-1.0;
case AV_SAMPLE_FMT_S16: return ((const int16_t*)p)[index]/32767.0;
case AV_SAMPLE_FMT_S32: return ((const int32_t*)p)[index]/2147483647.0;
case AV_SAMPLE_FMT_FLT: return ((const float *)p)[index];
......@@ -59,7 +59,7 @@ 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]= av_clip_uint8 (lrint((v+1.0)*255.0/2)); break;
case AV_SAMPLE_FMT_U8 : ((uint8_t*)p)[index]= av_clip_uint8 (lrint((v+1.0)*127)); 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;
......
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