get_channel_idx   174 libavfilter/af_channelmap.c             if (get_channel_idx(&mapping, &in_ch_idx, separator, MAX_CH) < 0) {
get_channel_idx   190 libavfilter/af_channelmap.c             if (get_channel_idx(&mapping, &in_ch_idx, '-', MAX_CH) < 0 ||
get_channel_idx   191 libavfilter/af_channelmap.c                 get_channel_idx(&mapping, &out_ch_idx, separator, MAX_CH) < 0) {
get_channel_idx   199 libavfilter/af_channelmap.c             if (get_channel_idx(&mapping, &in_ch_idx, '-', MAX_CH) < 0 ||
get_channel_idx   211 libavfilter/af_channelmap.c                 get_channel_idx(&mapping, &out_ch_idx, separator, MAX_CH) < 0) {