Re: [FFmpeg-user] Problems trying to compile FFmpeg on MinGW under Cygwin - dependency contamination or something else?

2019-03-14 Thread Hashim Aziz
What kind of response is that? I'm obviously trying to install libaom, that's why I'm here in what is apparently the only official FFmpeg avenue and asking for help with it. Did you actually read my questions? From: ffmpeg-user on behalf of James Darnley

Re: [FFmpeg-user] FFmpeg muxing over HTTP

2019-03-14 Thread Carl Zwanzig
On 3/14/2019 2:30 PM, wolfe.t.glenn wrote: @ Carl - sure, but I do not think you understand my question. I'm not sure you understand HTTP; how do you _send_ http without it being _requested_? AFAIK, one end has to request the data and thus open the stream. Generally setting an IP of 0.0.0.0

Re: [FFmpeg-user] ffmpeg : images to mp4 -> exact framerate required

2019-03-14 Thread Carl Eugen Hoyos
2019-03-14 19:04 GMT+01:00, Lars Michaelis : > Hi, > > I'm creating a mp4 file from several images by following ffmpeg call. > > ffmpeg.exe -y -framerate 25 -i img_%08d.png -vcodec libx264 -pix_fmt > yuv420p -preset veryslow -crf 25 out.mp4 Complete, uncut console output missing. > Each

Re: [FFmpeg-user] FFmpeg muxing over HTTP

2019-03-14 Thread wolfe.t.glenn
@ Carl - sure, but I do not think you understand my question. HTTP uses TCP, yes. But I am saying that I want the output stream to be encapsulated in L7 packets rather than still sent over L4. I am not asking about lower level transport. I simply need HTTP encapsulation. While the FFmpeg

[FFmpeg-user] FFmpeg: how to output over HTTP

2019-03-14 Thread Glenn W
I am trying to send FFmpeg output over HTTP stream to a web server backend. The FFmpeg client is sitting behind a NAT so I need to stream outbound to server, rather than have server request stream. So far, while testing on my local network I am using these commands, which works, but uses TCP

Re: [FFmpeg-user] Problems trying to compile FFmpeg on MinGW under Cygwin - dependency contamination or something else?

2019-03-14 Thread James Darnley
On 2019-03-14 17:50, Hashim Aziz wrote: > ERROR: aom >= 1.0.0 not found using pkg-config What is ambiguous about this message? Either install libaom or don't enable it. signature.asc Description: OpenPGP digital signature ___ ffmpeg-user mailing

[FFmpeg-user] ffmpeg : images to mp4 -> exact framerate required

2019-03-14 Thread Lars Michaelis
Hi, I'm creating a mp4 file from several images by following ffmpeg call. ffmpeg.exe -y -framerate 25 -i img_%08d.png -vcodec libx264 -pix_fmt yuv420p -preset veryslow -crf 25 out.mp4 Each image displays a timestamp in milliseconds(for output framerate = 25 fps). img_.png => 0

Re: [FFmpeg-user] H264 timecode

2019-03-14 Thread Carl Eugen Hoyos
> Am 14.03.2019 um 15:45 schrieb Enrico Vittorini : > > i tried the showinfo but h264 timeode is not shown. Command line including complete, uncut console output missing. Your sample may be needed, too. Please do not top-post here, Carl Eugen ___

Re: [FFmpeg-user] FFmpeg muxing over HTTP

2019-03-14 Thread Carl Eugen Hoyos
> Am 14.03.2019 um 16:21 schrieb wolfe.t.glenn : > > Even when I run this command: > > `ffmpeg -re -i hq-video.mp4 -c:v libx264 -an -s 1280x720 -f h264 > http://my-server/push` > > It is still sending the data only over *TCP*. Why is this the case?? Because while http does not strictly

Re: [FFmpeg-user] FFmpeg muxing over HTTP

2019-03-14 Thread wolfe.t.glenn
Even when I run this command: `ffmpeg -re -i hq-video.mp4 -c:v libx264 -an -s 1280x720 -f h264 http://my-server/push` It is still sending the data only over *TCP*. Why is this the case?? How can I just get FFmpeg to send the data over *HTTP*?? On Thu, Mar 14, 2019 at 3:57 AM Carl Eugen Hoyos

Re: [FFmpeg-user] H264 timecode

2019-03-14 Thread Enrico Vittorini
i tried the showinfo but h264 timeode is not shown. checking the doc https://www.ffmpeg.org/ffmpeg-all.html#showinfo i did not find anything related to timecode any clue? From: Enrico Vittorini Sent: Thursday, March 14, 2019 9:07 AM To: FFmpeg user questions

Re: [FFmpeg-user] Problem with -vf fillborders on 16 bit image

2019-03-14 Thread Ulf Zibis
Am 12.03.19 um 05:45 schrieb Gyan: > > No, in here: > > static const AVFilterPad fillborders_inputs[] = { >     { >     .name   = "default", >     .type   = AVMEDIA_TYPE_VIDEO, >     .config_props   = config_input, >     .filter_frame   = filter_frame, >    

Re: [FFmpeg-user] ffmpeg crash when transcoding with vpp_qsv and pad filters

2019-03-14 Thread qw
Hi The simplified command is: ffmpeg -hwaccel qsv -c:v h264_qsv -i football_avc_600p_24fps_1000k.flv -an -c:v h264_qsv -r 15/1 -vb 100 -minrate 100 -maxrate 150 -bufsize 200 -preset fast -profile:v main \ -vf "vpp_qsv, pad='1280:720:128:64'" -f flv

Re: [FFmpeg-user] FFmpeg muxing over HTTP

2019-03-14 Thread Carl Eugen Hoyos
2019-03-14 6:51 GMT+01:00, Glenn W : > I need to SEND h264 packets efficiently as possible, and > over HTTP. Then why don't you send AnnexB? It seems hard to believe that it has more overhead than rtsp... > I don't understand why this should not be possible, as FFmpeg > can use RTSP protocol to

Re: [FFmpeg-user] H264 timecode

2019-03-14 Thread Carl Eugen Hoyos
2019-03-14 8:04 GMT+01:00, Enrico Vittorini : > i see that version 4.1 support "S12M timecode decoding in h264". > Can someone explain me how to use it wiht a TS input file? The showinfo filter should display the timecode. Carl Eugen ___ ffmpeg-user

[FFmpeg-user] H264 timecode

2019-03-14 Thread Enrico Vittorini
Hello guys, i see that version 4.1 support "S12M timecode decoding in h264". Can someone explain me how to use it wiht a TS input file? Is it possible to play a TS with ffplay and show the timecode in overlay? thanks! ___ ffmpeg-user mailing list