Re: [FFmpeg-user] about merging Multiple videos together

2017-07-28 Thread akash kulkarni
thanks , Thats nice of you Ajoy i will try it and check for possibilities On Fri, Jul 28, 2017 at 9:16 PM, Ajoy Devadawson wrote: > Akash, > > May be there is a better way to fix than my suggestion. My approach was to > change for each file to gop of 30 and fps of 30 thro ffmpeg and then concat

Re: [FFmpeg-user] Record H264 webcam with DirectShow

2017-07-28 Thread Roger Pack
[dshow @ 00df6ce0] vcodec=h264 min s=424x240 fps=15 max s=424x240 > fps=30 > > [dshow @ 00df6ce0] vcodec=h264 min s=320x240 fps=15 max s=320x240 > fps=30 > > [dshow @ 00df6ce0] vcodec=h264 min s=320x180 fps=15 max s=320x180 > fps=30 > > [dshow @

[FFmpeg-user] Record H264 webcam with DirectShow

2017-07-28 Thread Aviv Hurvitz
icrosoft LifeCam Front: Immediate exit requested >>>>ffmpeg -y -f dshow -video_size 640x480 -vcodec h264 -framerate 30 -report -rtbufsize 100M -i video="Microsoft LifeCam Front" -vcodec copy -copyinkf out1.mp4 ffmpeg started on 2017-07-28 at 19:51:23 Report written to &q

Re: [FFmpeg-user] about merging Multiple videos together

2017-07-28 Thread Ajoy Devadawson
Akash, May be there is a better way to fix than my suggestion. My approach was to change for each file to gop of 30 and fps of 30 thro ffmpeg and then concat the files. I think the concat function is looking for I frames to concat and it might be confused if it has less I frames to work with. Tr

Re: [FFmpeg-user] Modify sequence header in MPEG with no transcoding?

2017-07-28 Thread David Griffiths
Ok thanks Moritz, I will look at the bitstream filters. I see there is one called extract_extradata and looking at the code it does indeed appear to be able to recognize the 0x1B3 sequence header I wish to modify. Interestingly it appears able to remove them. Don't know where this extradata ends up

Re: [FFmpeg-user] about merging Multiple videos together

2017-07-28 Thread akash kulkarni
Thanks ajoy, I have Input #0, mpegts, from 'MTS_567i50_002.MTS': Duration: 00:01:32.15, start: 0.11, bitrate: 9424 kb/s Program 1 Stream #0:0[0x1011]: Video: h264 (High) (HDMV / 0x564D4448), yuv420p, 720x576 [SAR 2304:2160 DAR 4:3], 25 fps, 50 tbr, 90k tbn, 50 tbc Stream #0:1[0x1100]: Au