djsundog/ffplayout
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pad audio only if duration is >= out-seek

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This commit is contained in:
jb-alvarado 2021-05-18 14:46:12 +02:00
parent 22fab24bd5
commit 945133e18f
1 changed files with 5 additions and 5 deletions
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10
ffplayout/filters/default.py
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@ -186,15 +186,15 @@ def add_loudnorm(probe):
return loud_filter
def extend_audio(probe, duration):
def extend_audio(probe, duration, target_duration):
"""
check audio duration, is it shorter then clip duration - pad it
"""
pad = []
aud_dur = probe.audio[0].get('duration') if probe.audio else None
if probe.audio and 'duration' in probe.audio[0] and \
duration > float(probe.audio[0]['duration']) + 0.1:
pad.append(f'apad=whole_dur={duration}')
if aud_dur and target_duration <= duration > float(aud_dur) + 0.1:
pad.append(f'apad=whole_dur={target_duration}')
return pad
@ -312,7 +312,7 @@ def build_filtergraph(node, node_last, node_next):
audio_chain += ['[0:a]anull'] \
+ add_loudnorm(probe) \
+ extend_audio(probe, out - seek)
+ extend_audio(probe, duration, out - seek)
if custom_a_filter:
audio_chain += custom_a_filter
audio_chain += fade_filter(duration, seek, out, 'a')