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Code Issues Packages Projects Releases Wiki Activity

Support FLAC output format (#259)

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* Convert to .flac option

* Embed metadata to FLAC

* Update usage help

* Write tests
This commit is contained in:
Ritiek Malhotra
2018-04-02 00:47:31 +05:30
committed by GitHub
parent 7f7c3d6f58
commit 96ab547c5c
8 changed files with 123 additions and 79 deletions
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25
core/convert.py
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@@ -17,16 +17,16 @@ https://trac.ffmpeg.org/wiki/Encode/AAC
def song(input_song, output_song, folder, avconv=False):
""" Do the audio format conversion. """
if not input_song == output_song:
convert = Converter(input_song, output_song, folder)
log.info('Converting {0} to {1}'.format(
input_song, output_song.split('.')[-1]))
if avconv:
exit_code = convert.with_avconv()
else:
exit_code = convert.with_ffmpeg()
return exit_code
return 0
if input_song == output_song:
return 0
convert = Converter(input_song, output_song, folder)
log.info('Converting {0} to {1}'.format(
input_song, output_song.split('.')[-1]))
if avconv:
exit_code = convert.with_avconv()
else:
exit_code = convert.with_ffmpeg()
return exit_code
class Converter:
@@ -56,6 +56,8 @@ class Converter:
_, input_ext = os.path.splitext(self.input_file)
_, output_ext = os.path.splitext(self.output_file)
ffmpeg_params = ''
if input_ext == '.m4a':
if output_ext == '.mp3':
ffmpeg_params = '-codec:v copy -codec:a libmp3lame -ar 44100 '
@@ -68,6 +70,9 @@ class Converter:
elif output_ext == '.m4a':
ffmpeg_params = '-cutoff 20000 -codec:a libfdk_aac -ar 44100 '
if output_ext == '.flac':
ffmpeg_params = '-codec:a flac -ar 44100 '
# add common params for any of the above combination
ffmpeg_params += '-b:a 192k -vn '
ffmpeg_pre += ' -i'