如何解决如何使用streamio-ffmpeg进行多个输入?
我想在我的rails应用中重新创建此ffmpeg行(效果很好):
ffmpeg -i 1.mp4 -i 2.mp4 -filter_complex '[0] [1] afir=dry=10:wet=10' output.wav
这是我的配置:
module EncodingConstants
PROCESSED_DEFAULTS = {
resolution: '500x400',video_codec: 'libx264',constant_rate_factor: '30',frame_rate: '25',audio_codec: 'aac',audio_bitrate: '128k',audio_sample_rate: '48000',progress: :processing_progress
}.freeze
AUDIO_EFFECTS = {
multi_effect: %w[-i /home/yozuu/2.mp4 -filter_complex [0] [1] afir=dry=10:wet=10]
}.freeze
所以Sidekiq将此邮件发回给我:
I,[2020-08-12T19:40:38.828081 #2142] INFO -- : Running transcoding...
["/sbin/ffmpeg","-y","-i","/home/yozuu/labo/video-project/tmp/1597254011-2142-0001-8820/1.mp4","-vcodec","libx264","-acodec","aac","-s","500x282","/home/yozuu/2.mp4","-filter_complex","'[0]","[1]","afir=dry=10:wet=10'","-r","25","-b:a","128k","-ar","48000","-aspect","1.7730496453900708","/home/yozuu/labo/video-project/tmp/1597254011-2142-0001-8820/1.mp4"]
E,[2020-08-12T19:40:38.897575 #2142] ERROR -- : Failed encoding...
["/sbin/ffmpeg","/home/yozuu/labo/video-project/tmp/1597254011-2142-0001-8820/1.mp4"]
.....
Unknown decoder 'libx264'
Errors: no output file created.
我不明白为什么,因为对我而言,命令行ffmpeg似乎是正确的。 有人有主意吗? 谢谢。
版权声明:本文内容由互联网用户自发贡献,该文观点与技术仅代表作者本人。本站仅提供信息存储空间服务,不拥有所有权,不承担相关法律责任。如发现本站有涉嫌侵权/违法违规的内容, 请发送邮件至 dio@foxmail.com 举报,一经查实,本站将立刻删除。