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avfilter/arls_template: use defines for all constants

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This commit is contained in:
Paul B Mahol 2023-11-28 16:04:01 +01:00
parent f66536cc58
commit 47e214245b
1 changed files with 10 additions and 4 deletions
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14
libavfilter/arls_template.c
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@ -16,6 +16,8 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#undef ZERO
#undef HALF
#undef ONE
#undef ftype
#undef SAMPLE_FORMAT
@ -23,10 +25,14 @@
#define SAMPLE_FORMAT float
#define ftype float
#define ONE 1.f
#define HALF 0.5f
#define ZERO 0.f
#else
#define SAMPLE_FORMAT double
#define ftype double
#define ONE 1.0
#define HALF 0.5
#define ZERO 0.0
#endif
#define fn3(a,b) a##_##b
@ -92,21 +98,21 @@ static ftype fn(process_sample)(AudioRLSContext *s, ftype input, ftype desired,
for (int i = 0, pos = offset; i < order; i++, pos++) {
const int ikernel_size = i * kernel_size;
u[i] = 0.f;
u[i] = ZERO;
for (int k = 0, pos = offset; k < order; k++, pos++)
u[i] += p[ikernel_size + k] * delay[pos];
g += u[i] * delay[pos];
}
g = 1.f / g;
g = ONE / g;
for (int i = 0; i < order; i++) {
const int ikernel_size = i * kernel_size;
gains[i] = u[i] * g;
coeffs[i] = coeffs[order + i] = coeffs[i] + gains[i] * e;
tmp[i] = 0.f;
tmp[i] = ZERO;
for (int k = 0, pos = offset; k < order; k++, pos++)
tmp[i] += p[ikernel_size + k] * delay[pos];
}
@ -122,7 +128,7 @@ static ftype fn(process_sample)(AudioRLSContext *s, ftype input, ftype desired,
const int ikernel_size = i * kernel_size;
for (int k = 0; k < order; k++)
p[ikernel_size + k] = (p[ikernel_size + k] - (dp[ikernel_size + k] + dp[kernel_size * k + i]) * 0.5f) * lambda;
p[ikernel_size + k] = (p[ikernel_size + k] - (dp[ikernel_size + k] + dp[kernel_size * k + i]) * HALF) * lambda;
}
switch (s->output_mode) {