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feat: process selected sample gain and peak normalization with atomic bounds checks

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Johannes Findeisen 2026-11-06 01:07:23 +01:00
commit ddef6cd73d
7 changed files with 26 additions and 9 deletions
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6
tests/unit/test_sample.c
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@ -49,5 +49,11 @@ int main(void)
for(size_t j=0;j<8;++j){double scale=1;if(j>=1&&j<7){scale=(double)(j-1)/5;if(mode==1||mode==3)scale=1-scale;if(mode>=2)scale=sin(scale*1.57079632679489661923);}assert(xtc_sample_read(q,j,&v)==XTC_OK && fabs(v-values[j]*scale)<.000001);}
xtc_sample_destroy(q);}
{xtc_sample *q=NULL;assert(xtc_sample_process(s,1,2,XTC_SAMPLE_FADE_IN,0,&q)==XTC_ERR_INVALID_ARGUMENT && q==NULL);}
{xtc_sample *q=NULL;assert(xtc_sample_process(s,1,7,XTC_SAMPLE_NORMALIZE,.375,&q)==XTC_OK);
for(size_t j=0;j<8;++j){assert(xtc_sample_read(q,j,&v)==XTC_OK && v==values[j]*(j>=1&&j<7 ? .5f : 1));}xtc_sample_destroy(q);q=NULL;
assert(xtc_sample_process(s,1,7,XTC_SAMPLE_GAIN,2,&q)==XTC_OK);assert(xtc_sample_read(q,3,&v)==XTC_OK && v==1.5f);xtc_sample_destroy(q);q=NULL;
assert(xtc_sample_process(s,4,6,XTC_SAMPLE_NORMALIZE,1,&q)==XTC_ERR_INVALID_STATE && q==NULL);
assert(xtc_sample_process(s,1,7,XTC_SAMPLE_GAIN,NAN,&q)==XTC_ERR_INVALID_ARGUMENT && q==NULL);
assert(xtc_sample_process(s,1,7,XTC_SAMPLE_GAIN,17,&q)==XTC_ERR_INVALID_ARGUMENT && q==NULL);}
xtc_sample_destroy(s);assert(unlink(path)==0 && rmdir(root)==0);puts("Sample editor core tests passed.");return 0;
}