> -----Original Message----- > From: [email protected] [mailto:ffmpeg-user- > [email protected]] On Behalf Of [email protected] > Sent: 09 December 2014 23:49 > To: [email protected] > Subject: Re: [FFmpeg-user] How do I include ATSC closed captions in a file > conversion? > > On Tuesday, December 09, 2014 at 4:08 PM, Anshul > <[email protected]> wrote: > > > If you have closed caption in different stream, u should use -scodec copy. > > Since this is a satellite broadcast and not traditional over-the-air, that got me > to thinking a bit more about this. I found out that if I added EITHER -c:s copy > (s indicates subtitles) OR -c:d copy (d indicates data), then it worked and
This is expected behaviour. By default ffmpeg excludes subtitles from the output. > when I ran mediainfo on the converted file, I now saw this: > > Text #1 > ID : 257 (0x101)-CC1 > Menu ID : 1 (0x1) > Format : EIA-608 > Muxing mode : SCTE 128 / DTVCC Transport > Muxing mode, more info : Muxed in Video #1 > Duration : 1h 4mn > Bit rate mode : Constant > Stream size : 0.00 Byte (0%) > > Text #2 > ID : 257 (0x101)-CC3 > Menu ID : 1 (0x1) > Format : EIA-608 > Muxing mode : SCTE 128 / DTVCC Transport > Muxing mode, more info : Muxed in Video #1 > Duration : 1h 4mn > Bit rate mode : Constant > Stream size : 0.00 Byte (0%) > > Text #3 > ID : 257 (0x101)-1 > Menu ID : 1 (0x1) > Format : EIA-708 > Muxing mode : SCTE 128 / DTVCC Transport > Muxing mode, more info : Muxed in Video #1 > Duration : 1h 4mn > Bit rate mode : Constant > Stream size : 0.00 Byte (0%) > > Text #4 > ID : 257 (0x101)-3 > Menu ID : 1 (0x1) > Format : EIA-708 > Muxing mode : SCTE 128 / DTVCC Transport > Muxing mode, more info : Muxed in Video #1 > Duration : 1h 4mn > Bit rate mode : Constant > Stream size : 0.00 Byte (0%) > > Didn't matter whether I used -c:s copy or -c:d copy, as long as I added one or > the other the closed captions were there and I could see them in VLC by > selecting s "Subtitles Track" from the Video menu. To me using -c:s makes > more intuitive sense, but either way it works. So, thank you for jogging my > thought process on this. > > By the way, I am not saying this will work for over-the-air broadcasts, or even > for all satellite feeds, but it works with this one. Nor am I saying this will work > when played back using something other than VLC (for example I doubt it > would work with XBMC, because they currently don't seem to support > subtitles that are not in a separate text file). > > My final conversion command is this: > > ffmpeg -loglevel quiet -i "original.ts" -c:v copy -filter_complex > '[0:1][0:2][0:3]amerge=inputs=3,pan=5.1|FL=c0|FR=c1|FC=c2|LFE=c3|BL=c4 > |BR=c5' -c:a ac3 -c:s copy "converted.ts" > _______________________________________________ > ffmpeg-user mailing list > [email protected] > http://ffmpeg.org/mailman/listinfo/ffmpeg-user _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user
