ffmpeg tag

36 questions


1 answers
91 views
0
Unable to create still image from mp4 at ffmpeg

I am trying to create a still image (jpg) from mp4 file using ffmpeg of static in CentOS 7.2.I remember using ffmpeg installed in yum before (I remember...), but I couldn't make it because of an error...

2 years ago

1 answers
111 views
0
Why does ffmpeg convert from jpg to WebP make a difference in results?

I converted the image from jpg to webp in ffmpeg.pattern 1Convert directly from jpg to webp-vf scale=1200:-1-vcodec libwebp-compression_level6-qscale10pattern 2Resize jpg-vf scale=1200:-1Convert outpu...

2 years ago

1 answers
119 views
0
Protocol 'crypto' not on whitelist message frequently during mp4 conversion

At ffmpeg (ffmpeg-201711dd-8f4702a-win64-static), ffmpeg-protocol_whitelist file, http, https, tcp, tls-i input file.m3u8-movflags faststart-c copy output file.mp4 when running the .protocol 'crypto' ...

2 years ago

1 answers
107 views
0
I don't know how to use ffmpeg ssegment

There is a script file that encodes the video obtained by raspivid with ffmpeg as a sample, but I don't know how to use the segment written like the ffmpeg option.I'm having a hard time finding a webs...

2 years ago

1 answers
101 views
0
Do I have to use Ffmpeg to make an Android karaoke app?

I'm going to make an app where I can duet with a singer. I want to play the singer's voice file and the background music file, stop the singer's voice file at every section I want, and record the user...

2 years ago

1 answers
99 views
0
I have a question for ffmpeg. (Python, Django linked)

I have a question about ffmpeg and Python linkage.ffmpeg is usually run in the command window, for example, file conversion'ffmpeg -i video.mp4 out1.avi'The command saves out1.avi to the root path.But...

2 years ago
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