Re: [FFmpeg-user] jpeg2000?

G Alexander hotmail.com> writes: > usually you have enable openjpeg, you need to > disable jpeg2000, the wiki is full of open/closed, etc The native jpeg2000 decoder was always faster than the libopenjpeg decoder. The native decoder is now bitexact and works fine for many samples, it decodes

Re: [FFmpeg-user] I got the error when I execute ./compile-ffmpeg.sh all

zhangxiaow yonyou.com> writes: > wangruideMac-mini:ios heguoping$ ./compile-ffmpeg.sh all This script is not provided by FFmpeg and not supported here (and from a quick look it is broken). Carl Eugen ___ ffmpeg-user mailing list

Re: [FFmpeg-user] Reading directly from .iso DVD image

Etienne Desautels gmail.com> writes: > > mplayer -dumpstream is recommended but if it's > > not needed for your specific usecase, the better! > What do you mean by "not needed for your specific usecase"? I believe that you wrote that FFmpeg works for you directly on the iso file: If it does

Re: [FFmpeg-user] yuv420p format

Ran Shalit gmail.com> writes: > I have captured video with V4L2_PIX_FMT_YUV420 format How did you capture the video? > But the captured video is not played correctly with What does "not correctly" mean? Please provide a sample. > ffplay -f rawvideo -pixel_format yuv420p > -video_size

Re: [FFmpeg-user] ffmpeg %04d.png to test.flash

Willem Piening live.be> writes: > I'm a novice in using ffmpeg and i looked around on > the net to find some idea's about using ffmpeg to convert > a series of png files with alpha channel to a flash movie > with the alpha channel respected. This is not supported, patch welcome! For future

[FFmpeg-user] Strange behaviour when setting RTSP_TRANSPORT option to UDP_MULTICAST

Hi, I have an strange issue with ffplay. In my network, I have multiple video encoders which are Moxa Vport 461. Video encoders are broadcasting rtsp over udp multicast stream. When I test it with ffplay, without setting "-rtsp_transport" option to "udp_multicast" It gives an error as below:

Re: [FFmpeg-user] Strange behaviour when setting RTSP_TRANSPORT option to UDP_MULTICAST

Ali Can Albayrak gmail.com> writes: > It gives an error as below: Command line and complete, uncut console output missing. Carl Eugen ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user

Re: [FFmpeg-user] Mpeg PID vs. program id?

On 1/7/16, Andy Furniss wrote: > Roger Pack wrote: >> Hello. I'm trying to understand how MPEG mapping terminology works. >> >> Given this type of input: >> $ ffmpeg -i INPUT >> ... >> Input #0, mpegts, from 'INPUT': >>Duration: N/A, start: 22159.226833, bitrate: N/A >>

[FFmpeg-user] Complex filtering

Hi, I have a stream like this (source DVB-S): Stream #0:0[0x6a5]: Video: mpeg2video (Main) ([2][0][0][0] / 0x0002), yuv420p(tv, bt470bg), 720x576 [SAR 64:45 DAR 16:9], Closed Captions, max. 8000 kb/s, 25 fps, 25 tbr, 90k tbn, 50 tbc Stream #0:1[0x6a6]: Audio: mp2 ([4][0][0][0] / 0x0004), 48000

Re: [FFmpeg-user] Complex filtering

On Fri, Jan 08, 2016 at 14:45:19 +0100, Mitja Pirih wrote: > I am experimenting with: -filter_complex > "yadif=0:-1:0;[0:0][0:5]overlay[v]" -map "[v]" -map 0:1 ...and the > result is that I loose subtitles but the picture looks deinterlaced. Any > ideas why my subtitles are gone? You are not

Re: [FFmpeg-user] yuv420p format

On Fri, Jan 8, 2016 at 2:23 PM, Ran Shalit wrote: > On Fri, Jan 8, 2016 at 11:02 AM, Carl Eugen Hoyos wrote: >> Ran Shalit gmail.com> writes: >> >>> I have captured video with V4L2_PIX_FMT_YUV420 format >> >> How did you capture the video? >> >>> But the

Re: [FFmpeg-user] yuv420p format

On Fri, Jan 8, 2016 at 11:02 AM, Carl Eugen Hoyos wrote: > Ran Shalit gmail.com> writes: > >> I have captured video with V4L2_PIX_FMT_YUV420 format > > How did you capture the video? > >> But the captured video is not played correctly with > > What does "not correctly" mean? >

Re: [FFmpeg-user] yuv420p format

Ran Shalit gmail.com> writes: > But It seems that the captured video is always the same: 422 YUYV. Did you try to record with FFmpeg? $ ffmpeg -i /dev/video0 -vcodec copy -t 10 out1.yuv $ ffmpeg -pix_fmt yuv420p -i /dev/video0 -t 10 out2.yuv The console output will tell you the used colour

Re: [FFmpeg-user] Strange behaviour when setting RTSP_TRANSPORT option to UDP_MULTICAST

Ali Can Albayrak gmail.com> writes: > ffplay version 2.6.3 Copyright (c) 2003-2015 the FFmpeg developers Please test current FFmpeg git head. Carl Eugen ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org

Re: [FFmpeg-user] Strange behaviour when setting RTSP_TRANSPORT option to UDP_MULTICAST

Hi again, After testing this issue with different cases whole 2 days, I might find the problem, which is some "streaming sources may not provide multicast stream and forced to grab frames with udp_multicast option". I tried connect to multicast stream (I'm sure it stream as multicast) using