[FFmpeg-user] Unable to convert dvb_teletext subtitles

[Adam Baxter]

On 10 June 2015 at 16:52, Carl Eugen Hoyos <cehoyos at ag.or.at> wrote:

> Adam Baxter <voltagex <at> voltagex.org> writes:
>
> > ffmpeg -loglevel debug -i
> > E:\Sort\_Needs_encoding\AV-0-268435456-0-0-268439761-97938000_BDY
> test.srt
>
> Please test with:
> ffmpeg -txt_format text -i input out.srt
>
> Splitting the commandline.
Reading option '-txt_format' ... matched as AVOption 'txt_format' with
argument 'text'.
Reading option '-loglevel' ... matched as option 'loglevel' (set logging
level) with argument 'debug'.
Reading option '-i' ... matched as input file with argument
'E:\Sort\_Needs_encoding\AV-0-268435456-0-0-268439761-97938000_BDY'.
Reading option 'test.txt' ... matched as output file.
Finished splitting the commandline.
Parsing a group of options: global .
Applying option loglevel (set logging level) with argument debug.
Successfully parsed a group of options.
Parsing a group of options: input file
E:\Sort\_Needs_encoding\AV-0-268435456-0-0-268439761-97938000_BDY.
Successfully parsed a group of options.
Opening an input file:
E:\Sort\_Needs_encoding\AV-0-268435456-0-0-268439761-97938000_BDY.
[mpegts @ 00000000054369e0] Format mpegts probed with size=2048 and
score=100
[mpegts @ 00000000054369e0] stream=0 stream_type=2 pid=202 prog_reg_desc=
[mpegts @ 00000000054369e0] stream=1 stream_type=4 pid=28c prog_reg_desc=
[mpegts @ 00000000054369e0] stream=2 stream_type=6 pid=242 prog_reg_desc=
[mpegts @ 00000000054369e0] Before avformat_find_stream_info() pos: 0 bytes
read:65536 seeks:1
[mpegts @ 00000000054369e0] parser not found for codec dvb_teletext,
packets or times may be invalid.
[libzvbi_teletextdec @ 000000000545ed80] page filter: *
[mpegts @ 00000000054369e0] parser not found for codec dvb_teletext,
packets or times may be invalid.
[mpegts @ 00000000054369e0] max_analyze_duration 5000000 reached at 5000000
microseconds
[mpegts @ 00000000054369e0] PES packet size mismatch
[mpegts @ 00000000054369e0] After avformat_find_stream_info() pos: 0 bytes
read:4354480 seeks:4 frames:573
Input #0, mpegts, from
'E:\Sort\_Needs_encoding\AV-0-268435456-0-0-268439761-97938000_BDY':
  Duration: 00:36:17.12, start: 44077.332144, bitrate: 5061 kb/s
  Program 676
    Stream #0:0[0x202], 117, 1/90000: Video: mpeg2video (Main), 1 reference
frame ([2][0][0][0] / 0x0002), yuv420p(tv, left), 720x576 [SAR 64:45 DAR 1
6:9], 1/50, max. 10000 kb/s, 25 fps, 25 tbr, 90k tbn, 50 tbc
    Stream #0:1[0x28c](eng), 204, 1/90000: Audio: mp2 ([4][0][0][0] /
0x0004), 48000 Hz, stereo, s16p, 256 kb/s
    Stream #0:2[0x242](eng), 252, 1/90000: Subtitle: dvb_teletext
([6][0][0][0] / 0x0006)
Successfully opened the file.
Parsing a group of options: output file test.txt.
Successfully parsed a group of options.
Opening an output file: test.txt.
[NULL @ 0000000005468f40] Unable to find a suitable output format for
'test.txt'
test.txt: Invalid argument
[AVIOContext @ 000000000543fb20] Statistics: 4354480 bytes read, 4 seeks


--Adam