spek-audio.cc.patch

--- ./src/spek-audio.cc
+++ ./src/spek-audio.cc
@@ -142,7 +142,7 @@
         if (bits_per_sample) {
             bit_rate = 0;
         }
-        channels = codecpar->ch_layout.nb_channels;
+        channels = codecpar->channels;
 
         if (avstream->duration != AV_NOPTS_VALUE) {
             duration = avstream->duration * av_q2d(avstream->time_base);