Re: [FFmpeg-user] Predicting Transcoding Parameters

2016-08-19 Thread Carl Eugen Hoyos
Hi! > Am 20.08.2016 um 05:08 schrieb s00b4u 4u : > > For example, my source file is MOV file. It's Video Bitrate is: 122113 KB/s > and Audio Bitrate is: 1536 KB/s. > I want to convert it into an MP4 file with Video Bitrate: 11 MB/s and Audio > Bitrate: 256 KB/s. > > When I tried to do this trans

[FFmpeg-user] Predicting Transcoding Parameters

2016-08-19 Thread s00b4u 4u
Hi, I want to understand if there is any way to predict the transcoding parameters values based on parameters of input and output file specifications? For example, my source file is MOV file. It's Video Bitrate is: 122113 KB/s and Audio Bitrate is: 1536 KB/s. I want to convert it into an MP4 file

[FFmpeg-user] consulting

2016-08-19 Thread Ganesh.Irelan
Hello, Anyone who is highly proficient with ffmpeg and is interested in hourly consulting please contact me off list. Experience with Premier Pro is a plus. Thank you, Kevin Irelan This e-mail (including any attachments) is intended only for use by the addressee(s) named herein and may conta

Re: [FFmpeg-user] Piping output of ffmpeg into ffmbc

2016-08-19 Thread Keith Reilly
On Fri, Aug 19, 2016 at 11:46 AM, Erik Dobberkau wrote: > > > 2016-08-18 23:23 GMT+02:00 Paul B Mahol : > > > > > > > On 8/18/16, Keith Reilly wrote: > > > > > I use ffmbc to create Avid supported files for fast import (ffmpeg > > > > doesn't > > > > > do this). ffmbc is behind in development so

Re: [FFmpeg-user] Piping output of ffmpeg into ffmbc

2016-08-19 Thread Erik Dobberkau
> > 2016-08-18 23:23 GMT+02:00 Paul B Mahol : > > > > > On 8/18/16, Keith Reilly wrote: > > > > I use ffmbc to create Avid supported files for fast import (ffmpeg > > > doesn't > > > > do this). ffmbc is behind in development so there are codecs it > cannot > > > read > > > > that i need it to. My

Re: [FFmpeg-user] Piping output of ffmpeg into ffmbc

2016-08-19 Thread Nicolas George
Le tridi 3 fructidor, an CCXXIV, Keith Reilly a écrit : > I was specifically thinking of fast import. Are you referring to git fast-import? bzr fast-import? To an Uruguayan online store? > On Fri, Aug 19, 2016 at 7:10 AM, Erik Dobberkau > wrote: Please remember that you are supposed not to top

[FFmpeg-user] VLS - ffmpeg which can stream better

2016-08-19 Thread Jens Kallup
Hello, I would like to know: is VLC streaming faster than ffmpeg? So far I know, VLC has the underlaying motor of ffmpeg? I realize, that both programs have pro, and cons. I would like to implement a HTML5 WebSite with stream that comes from ffmpeg, and/or VLC. Is it possible to include brand

Re: [FFmpeg-user] Piping output of ffmpeg into ffmbc

2016-08-19 Thread Keith Reilly
Erik, I was specifically thinking of fast import. I haven't been able to get ffmpeg to create media for fast import, thats why i'm using ffmbc. Am I correct in understanding that for fast import ffmpeg will not work? That is what i have read and all my experiments with ffmpeg to create media for fa

Re: [FFmpeg-user] [FFmpeg-devel]Video filter "setpts" works very slow on Android

2016-08-19 Thread Moritz Barsnick
On Fri, Aug 19, 2016 at 12:31:49 +0200, Peter White wrote: > is the wrong approach. I don't know if ffmpeg is capable of just writing > different PTS without re-encoding the file. I reckon it is not. But as That I would also like to know. I.e. whether, at least theoretically, an input stream can b

Re: [FFmpeg-user] Piping output of ffmpeg into ffmbc

2016-08-19 Thread Erik Dobberkau
Hi Keith, you don't need ffmbc to create IMX MXF OP1a that can be read by Avid, you can do this with ffmpeg alone. I guess you also mean AMA linking, not fast importing, right? (I'm testing on MC 7.0.5 here and the only way to get an MXF file into the project is AMA linking) What ffmpeg can't do a

Re: [FFmpeg-user] [FFmpeg-devel]Video filter "setpts" works very slow on Android

2016-08-19 Thread Peter White
19.08.2016 10:41, schrieb Glorin Li: Hi all, Hi, have you really cross-posted this to the devel list? You might want to think again about that. I am not a developer, so not described to that one but it certainly is not meant for questions like this. Plus, cross- posting in general is frowned u

[FFmpeg-user] [FFmpeg-devel]Video filter "setpts" works very slow on Android

2016-08-19 Thread Glorin Li
Hi all, I am using ffmpeg to create timelapse videos on Android, I use the command below to make a video 2x faster: *ffmpeg -i src.mp4 -filter:v setpts=0.5*PTS -c:v libx264 -threads 6 -preset ultrafast -t 20 dst.mp4* The src.mp4 is a video file of 40 seconds duration, and the resolution is 1

Re: [FFmpeg-user] ffprobe frame rate / time base

2016-08-19 Thread Carl Eugen Hoyos
Hi! > Am 18.08.2016 um 11:06 schrieb Erik Dobberkau : > > It seems for H.264 encoded *interlaced* video the frame rate displayed by > ffprobe -show_streams -i [inputfile] > is still twice the actual frame rate I don't think this is generally correct but please feel free to provide a sample. Ca