Re: [FFmpeg-user] API documentation for FFmpeg 5.0

2022-02-27 Thread Andreas Unterweger
> On 14.02.2022 8:08 Andreas Unterweger wrote: > > > Hi, > > I am trying to find the API documentation for FFmpeg 5.0. On the > FFmpeg Web site's documentation page [1], there exist links for trunk > [2] and for some releases up to 4.1 [3]. I am looking for > documentation on version 5.0 in

Re: [FFmpeg-user] drawtext reload=N > 1?

2022-02-27 Thread Gyan Doshi
On 2022-02-28 10:37 am, Steven Kan wrote: I am overlaying real-time weather on streaming video: https://www.youtube.com/channel/UCIVY11504PcY2sy2qpRhiMg/live I have a script reading from openweather.org every 10 minutes and writing to weather.txt*, and then drawtext reads weather.txt and

Re: [FFmpeg-user] drawtext reload=N > 1?

2022-02-27 Thread Adam Nielsen via ffmpeg-user
> Would it be worthy feature request to allow drawtext to accept > integer values N > 1, and then reload the text file every Nth frame? > It seems like a win for CPU and I/O loading, with the benefit of > being fully backward compatible with existing scripts that read in > every 1 frame (e.g.

[FFmpeg-user] drawtext reload=N > 1?

2022-02-27 Thread Steven Kan
I am overlaying real-time weather on streaming video: https://www.youtube.com/channel/UCIVY11504PcY2sy2qpRhiMg/live I have a script reading from openweather.org every 10 minutes and writing to weather.txt*, and then drawtext reads weather.txt and applies it via: ./ffmpeg -thread_queue_size

[FFmpeg-user] hardware encoder h264_v4l2m2m doesn't produce valid dash

2022-02-27 Thread Alan
Hello, I'm capturing video from a usb capture (hdmi to usb) and converting it to dash via ffmpeg and then serving it via nginx. The FFmpeg 4.3.3 command line I'm using on Raspberry Pi 3: sudo ffmpeg -y -f v4l2 -input_format yuyv422 -video_size 1920x1080 -framerate 5 -i /dev/video0 -vcodec

[FFmpeg-user] hevc_videotoolbox was not supported any more?

2022-02-27 Thread 桃源老師
Hello, I've encountered funny error when trying to use hevc_videotoolbox, a hardware acceleration on Mac. I can use h264_videotoolbox without any problem. Does hevc_videotoolbox not supported any more? Here's command output... ffmpeg -i ~/Movies/Mariah\ Carey\ -\ My\ All.mp4 -c:v

Re: [FFmpeg-user] mp3 audio output recording error message when he has Cover

2022-02-27 Thread Reino Wijnsma
On 2022-02-26T09:14:05+0100, CMG DiGiTaL wrote: > Is there a way to check if the file has a cover and if so, record the cover > along with it? Simply add -c:v copy. -- Reino ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org

Re: [FFmpeg-user] linear loudnorm

2022-02-27 Thread Bouke / edit 'B
>> >> I'm trying to nomalize an audio file with FFmpeg. I'm using the loudnorm >> filter. The source loudness is -23 LUFS and I want to make it -17 LUFS. >> As far as I know, loudnorm has 2 modes of normalizing audio: linear and >> 2. Encode the audio with: >> >> ffmpeg -i input.wav

Re: [FFmpeg-user] linear loudnorm

2022-02-27 Thread Paul B Mahol
On Mon, Feb 22, 2021 at 6:52 PM Jonathan Baecker wrote: > Hello! > > I'm trying to nomalize an audio file with FFmpeg. I'm using the loudnorm > filter. The source loudness is -23 LUFS and I want to make it -17 LUFS. > As far as I know, loudnorm has 2 modes of normalizing audio: linear and >