[FFmpeg-user] creating HLS live stream and deleting old file from hard disk

2019-05-23 Thread Venkateswaran.S
Hi All, I want to create an HLS live stream and needs to delete old chunks from my hard disk. As of now, I'm using below commands to create segments and manifest file from a local mp4 file. ffmpeg -i test.mp4 -map 0 -codec:v libx264 -codec:a copy -f hls -hls_time 10 -hls_list_size 10 -hls_flags d

Re: [FFmpeg-user] command for taking pictures at second 1, 15 ,30?

2019-05-23 Thread James Darnley
On 2019-05-23 21:54, erwin mueller via ffmpeg-user wrote: > Hello, > may I please ask for a one-line command.My two lines aren't working. I guess > it is a filename issue.But I am sure there is a much smarter way to solve it: > > Output #0, image2, to '"/home/pi/cam/img%03d.jpg"': > Output #1,

Re: [FFmpeg-user] Max Resolution for FFMpeg Encoding

2019-05-23 Thread Carl Eugen Hoyos
Am Do., 23. Mai 2019 um 22:59 Uhr schrieb Jenna Brown : > I have a rather large file for overscan that I am ffmpeg > encoding that I've hit a limit with. Command line and complete, uncut console output missing. > I'm wondering what is the maximum resolution and image > size that FFMpeg can take

Re: [FFmpeg-user] Recording From Video4Linux Device When Resolution Changes Midstream

2019-05-23 Thread Carl Eugen Hoyos
Am Do., 23. Mai 2019 um 20:34 Uhr schrieb Ide, Bruce (Contractor) : > This might be a better question for ffmpeg-developers, but I thought I’d ask > here, first. If you send a patch, please do not send it here but to the development mailing list. > I have a magewell HDMI capture card that provi

[FFmpeg-user] Max Resolution for FFMpeg Encoding

2019-05-23 Thread Jenna Brown
Hi, I have a rather large file for overscan that I am ffmpeg encoding that I've hit a limit with. I'm wondering what is the maximum resolution and image size that FFMpeg can take before I encounter this issue. Cheers, Jenna ___ ffmpeg-user mailing list

[FFmpeg-user] command for taking pictures at second 1, 15 ,30?

2019-05-23 Thread erwin mueller via ffmpeg-user
Hello, may I please ask for a one-line command.My two lines aren't working. I guess it is a filename issue.But I am sure there is a much smarter way to solve it: ['ffmpeg', '-i', 'http://192.168.100.111:9000/?action=stream', '-f', 'image2', '-vf', 'fps=1', '"/home/pi/cam/img%03d.jpg"', '-f', '

[FFmpeg-user] Recording From Video4Linux Device When Resolution Changes Midstream

2019-05-23 Thread Ide, Bruce (Contractor)
Hello ffmpeg users! This might be a better question for ffmpeg-developers, but I thought I’d ask here, first. I have a magewell HDMI capture card that provides a video4linux driver, and am recording the output of a digital set top box to a webm file with this command: ffmpeg -thread_queue_size

Re: [FFmpeg-user] Transcode mjpeg to mpeg-ts or ts-file

2019-05-23 Thread Moritz Barsnick
On Thu, May 23, 2019 at 16:44:10 +0200, Moritz Barsnick wrote: > I found the issue for this. I don't know how to fix it though, or how > to work around it. [...] > This rewind fails under certain circumstances: avio_seek()[*2] returns > "Function not implemented" (according to av_err2str()) and doe

Re: [FFmpeg-user] Transcode mjpeg to mpeg-ts or ts-file

2019-05-23 Thread Moritz Barsnick
On Tue, May 14, 2019 at 11:18:24 +0200, christ...@ilm-provider.de wrote: > i will transcode an mjpeg url from mobotix cam: > http://192.168.1.10/control/faststream.jpg?stream=full&quality=90 > to an mpegts ts. > > Is this possible? It should be. > [mpjpeg @ 01c5e964a040] Expected boundary '--

[FFmpeg-user] Varying audio bitrate when transcoding from AC3 5.1 to AAC Stereo

2019-05-23 Thread James E. Baird
Hello, I am seeing a fluctuating bitrate when I attempt to convert an AC3 audio stream that is 5.1 Dolby to AAC in stereo. I thought that to do the proper downmux you simply need to add the -ac 2 option to your audio output command but I must be missing something. The target bitrate is 128 but

Re: [FFmpeg-user] Corrupt audio when transcoding uncompressed avi

2019-05-23 Thread Camara Caamaño , Xavier
> It looks very much like something which was created by this build > script: > https://github.com/jb-alvarado/media-autobuild_suite Yes, you are right! We got the binaries from there. The reason was we needed to build ffmpeg with decklink in a Windows 10 machine, so we could test direct cap