On Friday, 14 December 2018 3:21:40 ACDT James E. Baird wrote:
> Hello,
>
> I am trying to find the most efficient way to take a udp stream (Source OTA)
> and transcode video to h.264, audio to AAC, output as 3 aligned cbr
> (1500/3500/6000k) streams (udp), gop 2 (60 for 30FPS or 120 for 60FPS)
>
Hi all,
I am trying to transcoding h264 to mjpeg (for easy editing, that's all).
I can do it with ffmpeg, no problem there. But I want to use vaapi for
it, works so much faster.
I have it all already working, using this command line:
ffmpeg -hwaccel vaapi -vaapi_device /dev/dri/card0
-hwacc
2018-12-21 0:19 GMT+01:00, Felix Muster :
> When I do the following to get the correct duration:
> ffmpeg -i audio1.ac3 -f null -
> The duration is: 02:24:29.53
> So I have three different durations:
> 1. ffprobe tells me about the untouched ac3-file: 02:24:29.54
> [Estimating duration from bit
2018-12-20 15:24 GMT+01:00, Eric Thomas :
> My system administrator downloaded the FFmpeg 4.1
> source code this week,
Sorry for being so nosy:
Does the following command not work for you?
$ curl -O http://ffmpeg.org/releases/ffmpeg-snapshot.tar.bz2
$ tar xf ffmpeg-snapshot.tar.bz2
(Above is a q
2018-12-20 14:22 GMT+01:00, Robert Krüger :
> On Tue, Dec 18, 2018 at 11:40 PM Carl Eugen Hoyos
> wrote:
>
>> 2018-12-18 21:49 GMT+01:00, Robert Krüger :
>> > On Fri, Dec 14, 2018 at 5:28 PM Carl Eugen Hoyos
>> wrote:
>> >
>> >> 2018-12-14 17:19 GMT+01:00, Robert Krüger :
>> >> > On Fri, Dec 14,
Hello!
Please help!
Built ffmpeg-4.1 static with android_camera support.
Config file attached
Trying to grab the android camera from the command line:
ffmpeg -f android_camera -vcodec flv1 -f flv /sdcard/capture.flv
I get the error:
Output file # 0 doesn’t contain any stream
Tried various codecs a
According to the documentation for using Two-Pass method we have to run
ffmpeg twice like this:
ffmpeg -y -i input -c:v libx264 -b:v 2600k -pass 1 -an -f mp4 /dev/null && \
ffmpeg -i input -c:v libx264 -b:v 2600k -pass 2 -c:a aac -b:a 128k output.mp4
But When I use these codes I get this error: