Go to advanced search

by rgriggs
Tue Sep 25, 2018 3:48 pm
Forum: OpenMAX
Topic: How to specify baseline profile from ffmpeg?
Replies: 4
Views: 5904

Re: How to specify baseline profile from ffmpeg?

Thank you for the reply. It must be a bug in my version of ffmpeg, because I have tried "base", "baseline", "Baseline", and the constant name FF_PROFILE_H264_BASELINE as well.

I will try to build the most recent version and see if the problem goes away.

Thanks for your time!
by rgriggs
Tue Sep 25, 2018 3:08 pm
Forum: OpenMAX
Topic: How to specify baseline profile from ffmpeg?
Replies: 4
Views: 5904

Re: How to specify baseline profile from ffmpeg?

Thank you so much for a fast reply! Sorry if I posted in the wrong forum area. I wasn't sure the best place to post this question. If I need to move it, just let me know where. Here is the command line: ffmpeg -c:v h264_mmal -i "rtsp://192.168.1.115:554/stream0" -c:v h264_omx -profile:v base -level:...
by rgriggs
Tue Sep 25, 2018 2:44 pm
Forum: OpenMAX
Topic: How to specify baseline profile from ffmpeg?
Replies: 4
Views: 5904

How to specify baseline profile from ffmpeg?

I need to encode a video using ffmpeg, using the h264_omx codec, and using the Baseline profile. How can I pass the baseline option to the h264_omx encoder through ffmpeg? I tried using "-profile:v baseline" option but the following error results: [h264_omx @ 0x247f440] [Eval @ 0x7ea9a2c0] Undefined...
by rgriggs
Thu Aug 30, 2018 1:47 am
Forum: Graphics, sound and multimedia
Topic: GIANT UPDATE: Build FFmpeg and mpv – Automatically in 54 Minutes!
Replies: 200
Views: 91877

Re: TUTORIAL: Play or Encode High-Quality Video and Audio – with FFmpeg and mpv

@RPi_Mike First, thank you for taking the time to reply, even though my question was off-topic. The reason I asked in this topic was that it was related to the need for FAST hardware decoding as well as encoding (granted, not encoding to h.264, but encoding nonetheless...). I'm happy to start a new ...
by rgriggs
Tue Aug 28, 2018 3:54 pm
Forum: Graphics, sound and multimedia
Topic: GIANT UPDATE: Build FFmpeg and mpv – Automatically in 54 Minutes!
Replies: 200
Views: 91877

Re: TUTORIAL: Play or Encode High-Quality Video and Audio – with FFmpeg and mpv

First, THANK YOU RPI_Mike for the great tutorial! I am able to play video from my webcam fullscreen with no problems at very low CPU utilization! I'm wondering if you can advise on the following: I would like to grab JPG screenshots from a h.264 video every 1 second. When I try to do this, the CPU u...

Go to advanced search