static int fir_channel(AVFilterContext *ctx, void *arg, int ch, int nb_jobs)
{
AudioFIRContext *s = ctx->priv;
+ AudioFIRSegment *seg = &s->seg;
const float *src = (const float *)s->in[0]->extended_data[ch];
- float *sum = (float *)s->seg.sum->extended_data[ch];
+ float *sum = (float *)seg->sum->extended_data[ch];
AVFrame *out = arg;
float *block, *dst, *ptr;
int n, i, j;
- memset(sum, 0, sizeof(*sum) * s->seg.fft_length);
- block = (float *)s->seg.block->extended_data[ch] + s->seg.part_index * s->seg.block_size;
- memset(block, 0, sizeof(*block) * s->seg.fft_length);
+ memset(sum, 0, sizeof(*sum) * seg->fft_length);
+ block = (float *)seg->block->extended_data[ch] + seg->part_index * seg->block_size;
+ memset(block, 0, sizeof(*block) * seg->fft_length);
s->fdsp->vector_fmul_scalar(block, src, s->dry_gain, FFALIGN(out->nb_samples, 4));
emms_c();
- av_rdft_calc(s->seg.rdft[ch], block);
- block[2 * s->seg.part_size] = block[1];
+ av_rdft_calc(seg->rdft[ch], block);
+ block[2 * seg->part_size] = block[1];
block[1] = 0;
- j = s->seg.part_index;
+ j = seg->part_index;
- for (i = 0; i < s->seg.nb_partitions; i++) {
- const int coffset = i * s->seg.coeff_size;
- const float *block = (const float *)s->seg.block->extended_data[ch] + j * s->seg.block_size;
- const FFTComplex *coeff = s->seg.coeff[ch * !s->one2many] + coffset;
+ for (i = 0; i < seg->nb_partitions; i++) {
+ const int coffset = i * seg->coeff_size;
+ const float *block = (const float *)seg->block->extended_data[ch] + j * seg->block_size;
+ const FFTComplex *coeff = seg->coeff[ch * !s->one2many] + coffset;
- s->fcmul_add(sum, block, (const float *)coeff, s->seg.part_size);
+ s->fcmul_add(sum, block, (const float *)coeff, seg->part_size);
if (j == 0)
- j = s->seg.nb_partitions;
+ j = seg->nb_partitions;
j--;
}
- sum[1] = sum[2 * s->seg.part_size];
- av_rdft_calc(s->seg.irdft[ch], sum);
+ sum[1] = sum[2 * seg->part_size];
+ av_rdft_calc(seg->irdft[ch], sum);
- dst = (float *)s->seg.buffer->extended_data[ch];
- for (n = 0; n < s->seg.part_size; n++) {
+ dst = (float *)seg->buffer->extended_data[ch];
+ for (n = 0; n < seg->part_size; n++) {
dst[n] += sum[n];
}
s->fdsp->vector_fmul_scalar(ptr, dst, s->wet_gain, FFALIGN(out->nb_samples, 4));
emms_c();
- dst = (float *)s->seg.buffer->extended_data[ch];
- memcpy(dst, sum + s->seg.part_size, s->seg.part_size * sizeof(*dst));
+ dst = (float *)seg->buffer->extended_data[ch];
+ memcpy(dst, sum + seg->part_size, seg->part_size * sizeof(*dst));
return 0;
}