diff -u -r ../bs1770gain-0.4.12/libffsox-2/ffsox_frame.c ./libffsox-2/ffsox_frame.c
--- ../bs1770gain-0.4.12/libffsox-2/ffsox_frame.c	2015-06-23 07:38:44.000000000 +0000
+++ ./libffsox-2/ffsox_frame.c	2018-06-24 00:20:40.757492455 +0000
@@ -48,7 +48,7 @@
     goto frame;
   }
 
-  if (NULL!=codec&&(codec->capabilities&CODEC_CAP_VARIABLE_FRAME_SIZE))
+  if (NULL!=codec&&(codec->capabilities&AV_CODEC_CAP_VARIABLE_FRAME_SIZE))
     nb_samples=10000;
   else
     nb_samples=cc->frame_size;
diff -u -r ../bs1770gain-0.4.12/libffsox-2/ffsox_frame_writer.c ./libffsox-2/ffsox_frame_writer.c
--- ../bs1770gain-0.4.12/libffsox-2/ffsox_frame_writer.c	2015-06-23 07:38:44.000000000 +0000
+++ ./libffsox-2/ffsox_frame_writer.c	2018-06-24 00:20:40.757492455 +0000
@@ -66,7 +66,7 @@
     goto open;
 
   if (fw->so.fc->oformat->flags&AVFMT_GLOBALHEADER)
-    fw->so.cc->flags|=CODEC_FLAG_GLOBAL_HEADER;
+    fw->so.cc->flags|=AV_CODEC_FLAG_GLOBAL_HEADER;
 
   fw->so.st->time_base=fw->so.cc->time_base;
   //fw->so.st->time_base=fr->si.st->time_base;
diff -u -r ../bs1770gain-0.4.12/libffsox-2/ffsox_packet_writer.c ./libffsox-2/ffsox_packet_writer.c
--- ../bs1770gain-0.4.12/libffsox-2/ffsox_packet_writer.c	2015-06-23 07:38:44.000000000 +0000
+++ ./libffsox-2/ffsox_packet_writer.c	2018-06-24 00:20:59.189280111 +0000
@@ -65,7 +65,7 @@
   pw->so.cc->codec_tag=0;
 
   if (pw->so.fc->oformat->flags&AVFMT_GLOBALHEADER)
-    pw->so.cc->flags|=CODEC_FLAG_GLOBAL_HEADER;
+    pw->so.cc->flags|=AV_CODEC_FLAG_GLOBAL_HEADER;
 
   if (ffsox_sink_append(so,&pw->si,&pw->so)<0) {
     DMESSAGE("appending output stream");