105     if (a->ch_count == 1)  in set_audiodata_fmt()
175     s->out.ch_count  = s-> user_out_ch_count;  in swr_init()
176     s-> in.ch_count  = s->  user_in_ch_count;  in swr_init()
207         s->used_ch_count= s->in.ch_count;  in swr_init()
217         s->out_ch_layout= av_get_default_channel_layout(s->out.ch_count);  in swr_init()
293     if(!s-> in.ch_count)  in swr_init()
294         s-> in.ch_count= av_get_channel_layout_nb_channels(s-> in_ch_layout);  in swr_init()
296         s->used_ch_count= s->in.ch_count;  in swr_init()
297     if(!s->out.ch_count)  in swr_init()
298         s->out.ch_count= av_get_channel_layout_nb_channels(s->out_ch_layout);  in swr_init()
300     if(!s-> in.ch_count){  in swr_init()
307     av_get_channel_layout_string(l1, sizeof(l1), s-> in.ch_count, s-> in_ch_layout);  in swr_init()
308     av_get_channel_layout_string(l2, sizeof(l2), s->out.ch_count, s->out_ch_layout);  in swr_init()
309 …  if (s->out_ch_layout && s->out.ch_count != av_get_channel_layout_nb_channels(s->out_ch_layout)) {  in swr_init()
310 …OG_ERROR, "Output channel layout %s mismatches specified channel count %d\n", l2, s->out.ch_count);  in swr_init()
320 …if ((!s->out_ch_layout || !s->in_ch_layout) && s->used_ch_count != s->out.ch_count && !s->rematrix…  in swr_init()
328 av_assert0(s->out.ch_count);  in swr_init()
329 …s->resample_first= RSC*s->out.ch_count/s->used_ch_count - RSC < s->out_sample_rate/(float)s-> in_s…  in swr_init()
340                                                    s-> in_sample_fmt, s-> in.ch_count, NULL, 0);  in swr_init()
347                                              s->int_sample_fmt, s->out.ch_count, NULL, 0);  in swr_init()
359         s->postin.ch_count=  in swr_init()
360         s->midbuf.ch_count= s->used_ch_count;  in swr_init()
362             s->in_buffer.ch_count= s->used_ch_count;  in swr_init()
365         s->midbuf.ch_count= s->out.ch_count;  in swr_init()
367             s->in_buffer.ch_count = s->out.ch_count;  in swr_init()
404     if(count < 0 || count > INT_MAX/2/a->bps/a->ch_count)  in swri_realloc_audio()
416     av_assert0(a->ch_count);  in swri_realloc_audio()
418     a->data= av_mallocz_array(countb, a->ch_count);  in swri_realloc_audio()
421     for(i=0; i<a->ch_count; i++){  in swri_realloc_audio()
425     if(a->count && !a->planar) memcpy(a->ch[0], old.ch[0], a->count*a->ch_count*a->bps);  in swri_realloc_audio()
436     av_assert0(out->ch_count == in->ch_count);  in copy()
439         for(ch=0; ch<out->ch_count; ch++)  in copy()
442         memcpy(out->ch[0], in->ch[0], count*out->ch_count*out->bps);  in copy()
450         for(i=0; i<out->ch_count; i++)  in fill_audiodata()
453         for(i=0; i<out->ch_count; i++)  in fill_audiodata()
461         for(i=0; i<out->ch_count; i++)  in reversefill_audiodata()
475         for(ch=0; ch<out->ch_count; ch++)  in buf_set()
478         for(ch=out->ch_count-1; ch>=0; ch--)  in buf_set()
479             out->ch[ch]= in->ch[0] + (ch + count*out->ch_count) * out->bps;  in buf_set()
494     av_assert1(s->in_buffer.ch_count == in_param->ch_count);  in resample()
600         av_assert0(s->midbuf.ch_count == s->used_ch_count);  in swr_convert_internal()
604         av_assert0(s->midbuf.ch_count ==  s->out.ch_count);  in swr_convert_internal()
671                 for(ch=0; ch<s->dither.noise.ch_count; ch++)  in swr_convert_internal()
674             av_assert0(s->dither.noise.ch_count == preout->ch_count);  in swr_convert_internal()
685                         for(ch=0; ch<preout->ch_count; ch++)  in swr_convert_internal()
688                         for(ch=0; ch<preout->ch_count; ch++)  in swr_convert_internal()
691                     for(ch=0; ch<preout->ch_count; ch++)  in swr_convert_internal()
711     return !!s->in_buffer.ch_count;  in swr_is_initialized()
856     if(s->silence.planar) for(i=0; i<s->silence.ch_count; i++) {  in swr_inject_silence()
859 …  memset(s->silence.ch[0], s->silence.bps==1 ? 0x80 : 0, count*s->silence.bps*s->silence.ch_count);  in swr_inject_silence()