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@ -84,14 +84,14 @@ int swri_dither_init(SwrContext *s, enum AVSampleFormat out_fmt, enum AVSampleFo |
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in_fmt = av_get_packed_sample_fmt( in_fmt); |
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if(in_fmt == AV_SAMPLE_FMT_FLT || in_fmt == AV_SAMPLE_FMT_DBL){ |
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if(out_fmt == AV_SAMPLE_FMT_S32) scale = 1.0/(1L<<31); |
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if(out_fmt == AV_SAMPLE_FMT_S16) scale = 1.0/(1L<<15); |
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if(out_fmt == AV_SAMPLE_FMT_U8 ) scale = 1.0/(1L<< 7); |
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if(out_fmt == AV_SAMPLE_FMT_S32) scale = 1.0/(1LL<<31); |
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if(out_fmt == AV_SAMPLE_FMT_S16) scale = 1.0/(1LL<<15); |
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if(out_fmt == AV_SAMPLE_FMT_U8 ) scale = 1.0/(1LL<< 7); |
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} |
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if(in_fmt == AV_SAMPLE_FMT_S32 && out_fmt == AV_SAMPLE_FMT_S32 && (s->dither.output_sample_bits&31)) scale = 1; |
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if(in_fmt == AV_SAMPLE_FMT_S32 && out_fmt == AV_SAMPLE_FMT_S16) scale = 1L<<16; |
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if(in_fmt == AV_SAMPLE_FMT_S32 && out_fmt == AV_SAMPLE_FMT_U8 ) scale = 1L<<24; |
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if(in_fmt == AV_SAMPLE_FMT_S16 && out_fmt == AV_SAMPLE_FMT_U8 ) scale = 1L<<8; |
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if(in_fmt == AV_SAMPLE_FMT_S32 && out_fmt == AV_SAMPLE_FMT_S16) scale = 1<<16; |
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if(in_fmt == AV_SAMPLE_FMT_S32 && out_fmt == AV_SAMPLE_FMT_U8 ) scale = 1<<24; |
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if(in_fmt == AV_SAMPLE_FMT_S16 && out_fmt == AV_SAMPLE_FMT_U8 ) scale = 1<<8; |
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scale *= s->dither.scale; |
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