On Wed, 19 Sep 2018, 17:36 JD, <[email protected]> wrote: > > > On 09/18/2018 12:53 PM, Carl Eugen Hoyos wrote: > > 2018-09-18 18:50 GMT+02:00, JD <[email protected]>: > >> I have an mpeg2 file which I am trying to convert to a dvd iso. > >> > >> I am using dvdauthor to do it. > >> dvdauthor says the file is not mpeg2 video compatible. > >> > >> When I run ffprobe on the file, I get this > >> > >> ffprobe /usr/tmp/title_3-09h31m23s.mpg > >> ffprobe version N-51556-ge278500 Copyright (c) 2007-2013 the FFmpeg > >> developers > >> built on Apr 4 2013 05:11:43 with gcc 4.6 (Debian 4.6.3-1) > >> configuration: --prefix=/root/ffmpeg-static/32bit --arch=x86_32 > >> --extra-cflags='-m32 -I/root/ffmpeg-static/32bit/include -static' > >> --extra-ldflags='-m32 -L/root/ffmpeg-static/32bit/lib -static' > >> --extra-libs='-lxml2 -lexpat -lfreetype' --enable-static > >> --disable-shared --disable-ffserver --disable-doc --enable-bzlib > >> --enable-zlib --enable-postproc --enable-runtime-cpudetect > >> --enable-libx264 --enable-gpl --enable-libtheora --enable-libvorbis > >> --enable-libmp3lame --enable-gray --enable-libass --enable-libfreetype > >> --enable-libopenjpeg --enable-libspeex --enable-libvo-aacenc > >> --enable-libvo-amrwbenc --enable-version3 --enable-libvpx > >> libavutil 52. 24.100 / 52. 24.100 > >> libavcodec 55. 2.100 / 55. 2.100 > >> libavformat 55. 1.100 / 55. 1.100 > >> libavdevice 55. 0.100 / 55. 0.100 > >> libavfilter 3. 49.100 / 3. 49.100 > >> libswscale 2. 2.100 / 2. 2.100 > >> libswresample 0. 17.102 / 0. 17.102 > >> libpostproc 52. 2.100 / 52. 2.100 > >> [mpeg @ 0xab1d7c0] max_analyze_duration 5000000 reached at 5024000 > >> microseconds > >> [mpeg @ 0xab1d7c0] Could not find codec parameters for stream 1 (Audio: > >> ac3, 0 channels): unspecified sample format > >> Consider increasing the value for the 'analyzeduration' and 'probesize' > >> options > >> [NULL @ 0xab1e760] start time is not set in estimate_timings_from_pts > >> Input #0, mpeg, from '/usr/tmp/title_3-09h31m23s.mpg': > >> Duration: 02:10:42.11, start: 45337.301611, bitrate: 5391 kb/s > >> Stream #0:0[0x1e0]: Video: mpeg2video (Main), yuv420p, 720x480 > [SAR > >> 32:27 DAR 16:9], 29.97 fps, 59.92 tbr, 90k tbn, 59.94 tbc > >> Stream #0:1[0x20]: Audio: ac3, 0 channels > >> Stream #0:2[0x80]: Audio: ac3, 48000 Hz, 5.1(side), fltp, 448 kb/s > >> > >> So, how do I convert this file to a DVD compatible mpeg2 file? > > Please try the following: > > $ ffmpeg -i title_3-09h31m23s.mpg -target ntsc-dvd -acodec copy out.mpg > > > > If it does not work, you can try to remove "-acodec copy". > > > > Note that all dvd players I have seen also play the resulting > > mpg file if I simply put it on a dvd (without using dvdauthor). > > > > You could also test with "-acodec copy -vcodec copy" to > > maximize quality. > > > > Carl Eugen > > _______________________________________________ > Hi Carl, > Since it is a huge file (6GB), it is still transcoding > per your ffmpeg incantation. > I can only continue the operation for about 2 to 4 hours > per day, on an old and slow laptop. > So, before I suspend to disk, I "Control-Z" the program. > So far it has processed about 2.5GB. > But I WILL get back to you about how it turned out.
You can just add in -t 60 to Carl's command if you want to just process the first minute and test if dvdauthor likes it or not? ffmpeg -i title_3-09h31m23s.mpg -target ntsc-dvd -acodec copy -t 60 60sectest.mpg _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
