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avfilter/af_crystalizer: fix some minor issues

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Do multiplications instead of divisions and use floats
where makes sense.
This commit is contained in:
Paul B Mahol 2021-08-28 23:14:59 +02:00
parent 5673a48425
commit 5f55467c0b
1 changed files with 18 additions and 18 deletions
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36
libavfilter/af_crystalizer.c
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@ -95,7 +95,7 @@ static int filter_flt(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
dst[c] = current + (current - prv[c]) * mult;
prv[c] = current;
if (clip) {
dst[c] = av_clipf(dst[c], -1, 1);
dst[c] = av_clipf(dst[c], -1.f, 1.f);
}
dst += channels;
@ -114,7 +114,7 @@ static int filter_dbl(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
const void **s = td->s;
const int nb_samples = td->nb_samples;
const int channels = td->channels;
double mult = td->mult;
const double mult = td->mult;
const int clip = td->clip;
const int start = (channels * jobnr) / nb_jobs;
const int end = (channels * (jobnr+1)) / nb_jobs;
@ -131,7 +131,7 @@ static int filter_dbl(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
dst[c] = current + (current - prv[c]) * mult;
prv[c] = current;
if (clip) {
dst[c] = av_clipd(dst[c], -1, 1);
dst[c] = av_clipd(dst[c], -1., 1.);
}
dst += channels;
@ -150,7 +150,7 @@ static int filter_fltp(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
const void **s = td->s;
const int nb_samples = td->nb_samples;
const int channels = td->channels;
float mult = td->mult;
const float mult = td->mult;
const int clip = td->clip;
const int start = (channels * jobnr) / nb_jobs;
const int end = (channels * (jobnr+1)) / nb_jobs;
@ -167,7 +167,7 @@ static int filter_fltp(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
dst[n] = current + (current - prv[0]) * mult;
prv[0] = current;
if (clip) {
dst[n] = av_clipf(dst[n], -1, 1);
dst[n] = av_clipf(dst[n], -1.f, 1.f);
}
}
}
@ -200,7 +200,7 @@ static int filter_dblp(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
dst[n] = current + (current - prv[0]) * mult;
prv[0] = current;
if (clip) {
dst[n] = av_clipd(dst[n], -1, 1);
dst[n] = av_clipd(dst[n], -1., 1.);
}
}
}
@ -217,7 +217,7 @@ static int ifilter_flt(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
const int nb_samples = td->nb_samples;
const int channels = td->channels;
const float mult = -td->mult;
const float div = -td->mult + 1.f;
const float scale = 1.f / (mult + 1.f);
const int clip = td->clip;
const int start = (channels * jobnr) / nb_jobs;
const int end = (channels * (jobnr+1)) / nb_jobs;
@ -230,10 +230,10 @@ static int ifilter_flt(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
for (n = 0; n < nb_samples; n++) {
float current = src[c];
dst[c] = (current + prv[c] * mult) / div;
dst[c] = (current + prv[c] * mult) * scale;
prv[c] = dst[c];
if (clip) {
dst[c] = av_clipf(dst[c], -1, 1);
dst[c] = av_clipf(dst[c], -1.f, 1.f);
}
dst += channels;
@ -253,7 +253,7 @@ static int ifilter_dbl(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
const int nb_samples = td->nb_samples;
const int channels = td->channels;
const double mult = -td->mult;
const double div = -td->mult + 1.f;
const double scale = 1.0 / (mult + 1.0);
const int clip = td->clip;
const int start = (channels * jobnr) / nb_jobs;
const int end = (channels * (jobnr+1)) / nb_jobs;
@ -267,10 +267,10 @@ static int ifilter_dbl(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
for (n = 0; n < nb_samples; n++) {
double current = src[c];
dst[c] = (current + prv[c] * mult) / div;
dst[c] = (current + prv[c] * mult) * scale;
prv[c] = dst[c];
if (clip) {
dst[c] = av_clipd(dst[c], -1, 1);
dst[c] = av_clipd(dst[c], -1., 1.);
}
dst += channels;
@ -290,7 +290,7 @@ static int ifilter_fltp(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
const int nb_samples = td->nb_samples;
const int channels = td->channels;
const float mult = -td->mult;
const float div = -td->mult + 1.f;
const float scale = 1.f / (mult + 1.f);
const int clip = td->clip;
const int start = (channels * jobnr) / nb_jobs;
const int end = (channels * (jobnr+1)) / nb_jobs;
@ -304,10 +304,10 @@ static int ifilter_fltp(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
for (n = 0; n < nb_samples; n++) {
float current = src[n];
dst[n] = (current + prv[0] * mult) / div;
dst[n] = (current + prv[0] * mult) * scale;
prv[0] = dst[n];
if (clip) {
dst[n] = av_clipf(dst[n], -1, 1);
dst[n] = av_clipf(dst[n], -1.f, 1.f);
}
}
}
@ -324,7 +324,7 @@ static int ifilter_dblp(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
const int nb_samples = td->nb_samples;
const int channels = td->channels;
const double mult = -td->mult;
const double div = -td->mult + 1.f;
const double scale = 1.0 / (mult + 1.0);
const int clip = td->clip;
const int start = (channels * jobnr) / nb_jobs;
const int end = (channels * (jobnr+1)) / nb_jobs;
@ -338,10 +338,10 @@ static int ifilter_dblp(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
for (n = 0; n < nb_samples; n++) {
double current = src[n];
dst[n] = (current + prv[0] * mult) / div;
dst[n] = (current + prv[0] * mult) * scale;
prv[0] = dst[n];
if (clip) {
dst[n] = av_clipd(dst[n], -1, 1);
dst[n] = av_clipd(dst[n], -1., 1.);
}
}
}