[FFmpeg-user] Adding an option to dvbsubs.c

Moritz Barsnick barsnick at gmx.net
Sat Mar 12 14:56:43 CET 2016

On Sat, Mar 12, 2016 at 13:48:55 +0000, JULIAN GARDNER wrote:

Apart from what Carl Eugen wrote...

> Ive tried to add a "dvbs_y_offset" into the dvb subtitles encoder and finding that i now have a crash in opt.c when i set this value to anything

> comand lineffmpeg -i x.ts -c:v copy -c:a copy -y_offset -32 -s:dvbsub -y -f mpegts a.ts

I don't know what you're doing here. Could you copy the *true* command
line? I don't understand how you got "-s:dvbsub" to work (probably -c:s
dvdsub"), and how you got "-y_offset -32" to work, when you implemented
"-dvbs_y_offfset" (with leading "dvbs_", and with three 'f's BTW).


More information about the ffmpeg-user mailing list