Added a script to convert embedded album art to iPod-ready JPEGs

lib/flac2pod-artconvert.py

@@ -0,0 +1,40 @@
+#!/usr/bin/env python3
+
+from argparse import ArgumentParser
+from flac2pod import scan_source
+from mutagen import mp4
+from mutagen.mp4 import MP4Cover
+from os import listdir
+from PIL import Image
+
+if __name__ == "__main__":
+    parser = ArgumentParser(description='Convert embedded album art in MP4/M4A files to iPod-compatible JPEGs.')
+    parser.add_argument('source_dir', nargs='+',
+                        help='directory tree containing music files - folder must contain library sorted into artists '
+                             'and albums')
+    args = parser.parse_args()
+
+    if args.source_dir[0].endswith('/'):
+        source = args.source_dir[0][:-1]
+    else:
+        source = args.source_dir[0]
+
+    source_directories = scan_source(source)
+
+    for album in sorted(source_directories[0]):
+        for song in listdir(album):
+            audio = mp4.MP4(f"{album}/{song}")
+            if audio.tags is None:
+                continue
+            if "covr" not in audio.tags:
+                continue
+            cover = audio.tags["covr"][0]
+            open("/tmp/cover.png", "wb").write(cover)
+            image = Image.open("/tmp/cover.png")
+            image.thumbnail((300, 300))
+            image.save("/tmp/cover.jpeg", "JPEG", quality=50)
+            with open("/tmp/cover.jpeg", "rb") as f:
+                audio["covr"] = [
+                    MP4Cover(f.read(), imageformat=MP4Cover.FORMAT_JPEG)
+                ]
+            audio.save()

lib/flac2pod-flacgain.py

@@ -7,7 +7,6 @@ from os import listdir, system
 from subprocess import PIPE, run
 from sys import exit as s_exit
 
-# argument parsing
 if __name__ == "__main__":
     parser = ArgumentParser(description='Quickly tag your FLAC library with ReplayGain data using metaflac.')
     parser.add_argument('source_dir', nargs='+',

package.sh

@@ -19,6 +19,7 @@ echo -e '\npackaging as generic...\n'
 mkdir -p output/generictemp/usr/{bin,lib/flac2pod}
 cp -r lib/. output/generictemp/usr/lib/flac2pod/
 ln -s /usr/lib/flac2pod/flac2pod.py output/generictemp/usr/bin/flac2pod
+ln -s /usr/lib/flac2pod/flac2pod-artconvert.py output/generictemp/usr/bin/flac2pod-artconvert
 ln -s /usr/lib/flac2pod/flac2pod-flacgain.py output/generictemp/usr/bin/flac2pod-flacgain
 cp -r share output/generictemp/usr/
 tar -C output/generictemp -cvJf output/flac2pod-"$version".tar.xz usr/
@@ -37,7 +38,7 @@ pkgdesc='Converts your FLAC library to be iPod-ready'
 url='https://github.com/rwinkhart/flac2pod'
 arch=('any')
 license=('GPL2')
-depends=(ffmpeg flac python python-mutagen screen)
+depends=(ffmpeg flac python python-mutagen python-pillow screen)
 source=(\""$source"\")
 sha512sums=('"$sha512"')