Index: libav.h
--- libav.h.orig
+++ libav.h
@@ -174,7 +174,11 @@ lav_get_interlaced(AVStream *s)
 #define lav_codec_tag(s) s->codecpar->codec_tag
 #define lav_sample_rate(s) s->codecpar->sample_rate
 #define lav_bit_rate(s) s->codecpar->bit_rate
+#if LIBAVCODEC_VERSION_INT < AV_VERSION_INT(59, 24, 100)
 #define lav_channels(s) s->codecpar->channels
+#else
+#define lav_channels(s) s->codecpar->ch_layout.nb_channels
+#endif
 #define lav_width(s) s->codecpar->width
 #define lav_height(s) s->codecpar->height
 #define lav_profile(s) s->codecpar->profile
@@ -186,7 +190,11 @@ lav_get_interlaced(AVStream *s)
 #define lav_codec_tag(s) s->codec->codec_tag
 #define lav_sample_rate(s) s->codec->sample_rate
 #define lav_bit_rate(s) s->codec->bit_rate
+#if LIBAVCODEC_VERSION_INT < AV_VERSION_INT(59, 24, 100)
 #define lav_channels(s) s->codec->channels
+#else
+#define lav_channels(s) s->codec->ch_layout.nb_channels
+#endif
 #define lav_width(s) s->codec->width
 #define lav_height(s) s->codec->height
 #define lav_profile(s) s->codec->profile
