[FFmpeg-user] ffmpeg cuvid not transcoding properly

[Carl Eugen Hoyos]

Am Do., 21. Nov. 2019 um 10:01 Uhr schrieb Dennis Mungai <dmngaie at gmail.com>:
>
> On Thu, 21 Nov 2019 at 06:34, Andy <dssnosher at gmail.com> wrote:
> >
> > It seems like again I hit the wall. While one mpeg2 source works with
> > the mpeg2_cuvid option, the other gives me troubles.
> >
> > ffmpeg -threads 1 -vsync 1 -hwaccel cuvid -c:v mpeg2_cuvid -deint 1
> > -drop_second_field 1 -i 'http://0.0.0.0:46007' -c:v h264_nvenc -vb
> > 1000k -preset:v medium -c:a aac -ac 2 -ar 48k -ab 96k -map 0:0 -map
> > 0:1 -f flv rtmp://0.0.0.0:1940/live/1
> > ffmpeg version N-95728-g1354c39 Copyright (c) 2000-2019 the FFmpeg developers
> >   built with gcc 5.4.0 (Ubuntu 5.4.0-6ubuntu1~16.04.12) 20160609
> >   configuration: --enable-cuda --enable-cuvid --enable-nvenc
> > --enable-nonfree --enable-libnpp
> > --extra-cflags=-I/usr/local/cuda/include
> > --extra-ldflags=-L/usr/local/cuda/lib64 --enable-libx264
> > --enable-libfdk-aac --enable-gpl
> >   libavutil      56. 35.101 / 56. 35.101
> >   libavcodec     58. 62.100 / 58. 62.100
> >   libavformat    58. 35.100 / 58. 35.100
> >   libavdevice    58.  9.100 / 58.  9.100
> >   libavfilter     7. 66.100 /  7. 66.100
> >   libswscale      5.  6.100 /  5.  6.100
> >   libswresample   3.  6.100 /  3.  6.100
> >   libpostproc    55.  6.100 / 55.  6.100
> > [mpegts @ 0x3092a40] Could not find codec parameters for stream 0
> > (Video: mpeg2video ([27][0][0][0] / 0x001B), none(tv)): unspecified
> > size
> > Consider increasing the value for the 'analyzeduration' and 'probesize' options
> > Input #0, mpegts, from 'http://0.0.0.0:46007':
> >   Duration: N/A, start: 67033.565011, bitrate: 192 kb/s
> >   Program 107
> >     Metadata:
> >       service_name    : NTV
> >       service_provider: NTV BD
> >     Stream #0:0[0x327]: Video: mpeg2video ([27][0][0][0] / 0x001B),
> > none(tv), 90k tbr, 90k tbn, 90k tbc
> >     Stream #0:1[0x2c3]: Audio: mp2 ([3][0][0][0] / 0x0003), 48000 Hz,
> > stereo, fltp, 192 kb/s
> > [AVHWFramesContext @ 0x3a36600] [IMGUTILS @ 0x7ffc3bcc6230] Picture
> > size 0x0 is invalid
> > [mpeg2_cuvid @ 0x3098a40] Error initializing a CUDA frame pool
> > cuvid hwaccel requested for input stream #0:0, but cannot be initialized.
> > [mpeg2_cuvid @ 0x3098a40] ff_get_format failed: -1
> > Stream mapping:
> >   Stream #0:0 -> #0:0 (mpeg2video (mpeg2_cuvid) -> h264 (h264_nvenc))
> >   Stream #0:1 -> #0:1 (mp2 (native) -> aac (native))
> > Error while opening decoder for input stream #0:0 : Operation not permitted
>
>
> Show us the output of:
>
> ffprobe -i 'http://0.0.0.0:46007'

Don't we already see that above?

Carl Eugen