libcdio: port to new channel layout API

Signed-off-by: James Almer <jamrial@gmail.com>

libavdevice/libcdio.c

@@ -90,13 +90,14 @@ static av_cold int read_header(AVFormatContext *ctx)
     else
         st->codecpar->codec_id    = AV_CODEC_ID_PCM_S16LE;
     st->codecpar->sample_rate     = 44100;
-    st->codecpar->channels        = 2;
+    st->codecpar->ch_layout       = (AVChannelLayout)AV_CHANNEL_LAYOUT_STEREO;
     if (s->drive->audio_last_sector != CDIO_INVALID_LSN &&
         s->drive->audio_first_sector != CDIO_INVALID_LSN)
         st->duration           = s->drive->audio_last_sector - s->drive->audio_first_sector;
     else if (s->drive->tracks)
         st->duration = s->drive->disc_toc[s->drive->tracks].dwStartSector;
-    avpriv_set_pts_info(st, 64, CDIO_CD_FRAMESIZE_RAW, 2 * st->codecpar->channels * st->codecpar->sample_rate);
+    avpriv_set_pts_info(st, 64, CDIO_CD_FRAMESIZE_RAW,
+                        2 * st->codecpar->ch_layout.nb_channels * st->codecpar->sample_rate);
 
     for (i = 0; i < s->drive->tracks; i++) {
         char title[16];