Merge branch '26-ffmpeg-tags-are-always-null' into 'dev'

Resolve "ffmpeg tags are always NULL"

See merge request atom/AtOM!29

lib/tags/getInfos::ffmpeg

@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
-getInfosffmpeg_version='ffmpeg-8'
+getInfosffmpeg_version='ffmpeg-9'
 tagreaders+=( "$getInfosffmpeg_version" )
 getInfos::ffmpeg() {
 	tagreader="$getInfosffmpeg_version"
@@ -27,27 +27,27 @@ getInfos::ffmpeg() {
 				:stream=				\
 					bit_rate,			\
 					channels,			\
-					sample_fmt			\
 					sample_rate,			\
 				"					\
 			-of default=noprint_wrappers=1			\
-			-i "$sourcepath/$filename"
+			-i "$sourcepath/$filename"			\
+		| egrep -v '=N/A$'
 	)
-	albumartist=$(gettag album_artist)
-	album=$(gettag album)
-	artist=$(gettag artist)
-	composer=$(gettag composer)
-	disc=$(gettag disc)
-	genre=$(gettag genre)
-	performer=$(gettag TOPE)
-	releasecountry=$(gettag releasecountry)
+	albumartist=$(gettag TAG:album_artist)
+	album=$(gettag TAG:album)
+	artist=$(gettag TAG:artist)
+	composer=$(gettag TAG:composer)
+	disc=$(gettag TAG:disc)
+	genre=$(gettag TAG:genre)
+	performer=$(gettag TAG:TOPE)
+	releasecountry=$(gettag TAG:releasecountry)
 	[[ -z "$releasecountry" ]]					\
-	&& releasecountry=$(gettag "MusicBrainz Album Release Country")
-	replaygain_alb=$(gettag replaygain_album_gain)
-	replaygain_trk=$(gettag replaygain_track_gain)
-	title=$(gettag title)
-	tracknum=$(gettag track)
-	year=$(gettag date)
+	&& releasecountry=$(gettag "TAG:MusicBrainz Album Release Country")
+	replaygain_alb=$(gettag TAG:replaygain_album_gain)
+	replaygain_trk=$(gettag TAG:replaygain_track_gain)
+	title=$(gettag TAG:title)
+	tracknum=$(gettag TAG:track)
+	year=$(gettag TAG:date)
 	expr='^[0-9]*$'
 	if [ -n "$genre" ] && [[ $genre =~ $expr ]]
 	then