blackteay/ffmpeg-python
1
0
Fork 0
mirror of https://github.com/kkroening/ffmpeg-python.git synced 2025-08-07 18:39:47 +08:00
Code Issues Projects Releases Wiki Activity

Update split_silence

Browse Source
This commit is contained in:
Karl Kroening 2018-01-13 16:14:37 -08:00
parent c72c86e82f
commit 496f670b04
1 changed files with 9 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
examples/split_silence.py
View File

@ -48,7 +48,7 @@ def get_chunk_times(in_filename, silence_threshold, silence_duration, start_time
if end_time is not None:
input_kwargs['t'] = end_time - start_time
p = _logged_popen(
child = _logged_popen(
(ffmpeg
.input(in_filename, **input_kwargs)
.filter_('silencedetect', n='{}dB'.format(silence_threshold), d=silence_duration)
@ -57,8 +57,8 @@ def get_chunk_times(in_filename, silence_threshold, silence_duration, start_time
) + ['-nostats'], # FIXME: use .nostats() once it's implemented in ffmpeg-python.
stderr=subprocess.PIPE
)
output = p.communicate()[1].decode('utf-8')
if p.returncode != 0:
output = child.communicate()[1].decode('utf-8')
if child.returncode != 0:
sys.stderr.write(output)
sys.exit(1)
logger.debug(output)
@ -127,25 +127,24 @@ def split_audio(
input = ffmpeg.input(in_filename, ss=start_time, t=time)
if padding > 0.:
silence = ffmpeg.input('aevalsrc=0:0::duration={}'.format(padding), format='lavfi')
input = ffmpeg.concat(silence, input, v=0, a=1)
silence = ffmpeg.input('anullsrc', format='lavfi', t=padding)
input = ffmpeg.concat(silence, input, silence, v=0, a=1)
ffmpeg_cmd = (input
.output(out_filename)
.overwrite_output()
.compile()
)
print ffmpeg_cmd
p = _logged_popen(
child = _logged_popen(
ffmpeg_cmd,
stdout=subprocess.PIPE if not verbose else None,
stderr=subprocess.PIPE if not verbose else None,
)
out = p.communicate()
if p.returncode != 0:
out = child.communicate()
if child.returncode != 0:
if not verbose:
sys.stderr.write(out[1])
sys.stderr.write(out[1].decode('utf-8'))
sys.exit(1)