Re: [FFmpeg-user] feature proposal - avoid overwriting the input file

2017-10-10 Thread Gyan Doshi
On 10/11/2017 5:40 AM, Lou wrote: On Tue, Oct 10, 2017, at 03:40 PM, Mikhail V wrote: So, it would be nice if ffmpeg compare the output path with all input paths and exit with an error. This is ticket #4655. https://trac.ffmpeg.org/ticket/4655 Occasionally, a user does this deliberately,

[FFmpeg-user] feature proposal - avoid overwriting the input file

2017-10-10 Thread Mikhail V
James Girotti wrote: > On Tue, Oct 10, 2017 at 4:40 PM, Mikhail V wrote: > > > Currently it is possible to delete the input file if I specify same > > filename in output, > > for example: > > > > ffmpeg -y -i input input > > > > Aren't you specifying that with '-y' you want to "overwrite output

Re: [FFmpeg-user] feature proposal - avoid overwriting the input file

2017-10-10 Thread James Girotti
On Tue, Oct 10, 2017 at 4:40 PM, Mikhail V wrote: > Currently it is possible to delete the input file if I specify same > filename in output, > for example: > > ffmpeg -y -i input input > Aren't you specifying that with '-y' you want to "overwrite output file without

Re: [FFmpeg-user] feature proposal - avoid overwriting the input file

2017-10-10 Thread Lou
On Tue, Oct 10, 2017, at 03:40 PM, Mikhail V wrote: > So, it would be nice if ffmpeg compare the output path with all input > paths > and exit with an error. This is ticket #4655. https://trac.ffmpeg.org/ticket/4655 ___ ffmpeg-user mailing list

Re: [FFmpeg-user] Waveform to video

2017-10-10 Thread Lou
On Tue, 10 Oct 2017 22:00:39 +0200 Olivier Daubry wrote: > Hello everyone, > > Kind of new here but thought that I could possibly find people that could > help me over there. Anyway thanks for reading this. > I would be looking for a software that could convert an

[FFmpeg-user] ffmpeg - splitting, overlaying and selecting time range in multiple input/outputs with complex video filter producing empty output

2017-10-10 Thread Josep Carner Marsal
Hi, I am trying to use ffmpeg to apply multiple filters -single input, multiple outputs- . In concrete, I am splitting the output in two, then applying an overlaying patch to one of those streams, split again and select a time range. The command I am using is: ffmpeg \ -i

[FFmpeg-user] Audio and video merging

2017-10-10 Thread Donald THIERY
Hi! I need to sync audio and video channel. To do that i want to add silent (audio/video) at the start end the end of the merged file. Examples : ___AUDIO VIDEO___ or AUDIO___ ___VIDEO or AAUDIO __VIDEO or AAUDIO __VIDEO ... I know both channel duration and start time.

Re: [FFmpeg-user] Command being killed in perceptual hashing / ffmpeg in general

2017-10-10 Thread Aoife Fitzmaurice
>Does it crash because of oom, or for other reasons? Yes, it runs out of memory. The memory consumption is huge (80gbs) and swapping 60gbs over. A colleague of mine recreated the problem using test files : ffmpeg -f lavfi -i testsrc=size=1920x1080:rate=25 -c:v mpeg2video -t 01:03:00 -b:v