On Thu, 26 Mar 2020 at 00:27, Devin Heitmueller <[email protected]> wrote:
> Hello, > > I've seen various postings related to problems with the use of copy with > the tee output format, but not with any real resolution. I'm trying to > direct output to both an flv and a UDP output with codec copy, and I've > boiled it down to the following test case (run against today's master). > > I originally assumed it was some failure to automatically insert a BSF when > using the tee filter, but I don't see any sign of that. > > There's something in ffmpeg that converts "h264 (High) ([27][0][0][0]" into > "h264 (High) ([7][0][0][0] / 0x0007)" when going directly to flv but not > when using tee, but it's not clear to me where in the code that happens. > > Any suggestions would be greatly appreciated (I'm happy to provide the > foo.ts file if you can't reproduce it with any other ts that has h.264 in > it). > > Thanks, > > Devin Heitmueller > > ===== > ./ffmpeg -i foo.ts -map 0:0 -c:v copy -f tee "[f=mpegts]udp:// > 227.1.1.1:6002?pkt_size=1316|[f=flv]whatever.flv > <http://227.1.1.1:6002?pkt_size=1316%7C[f=flv]whatever.flv>" > ffmpeg version N-96891-g60b1f85b67 Copyright (c) 2000-2020 the FFmpeg > developers > built with Apple clang version 11.0.0 (clang-1100.0.33.17) > configuration: > libavutil 56. 42.100 / 56. 42.100 > libavcodec 58. 73.102 / 58. 73.102 > libavformat 58. 39.101 / 58. 39.101 > libavdevice 58. 9.103 / 58. 9.103 > libavfilter 7. 77.100 / 7. 77.100 > libswscale 5. 6.100 / 5. 6.100 > libswresample 3. 6.100 / 3. 6.100 > Input #0, mpegts, from 'foo.ts': > Duration: 00:00:23.90, start: 1.400000, bitrate: 2531 kb/s > Program 1 > Metadata: > service_name : Service01 > service_provider: FFmpeg > Stream #0:0[0x100]: Video: h264 (High) ([27][0][0][0] / 0x001B), > yuv420p(tv, bt709, top first), 1920x1080 [SAR 1:1 DAR 16:9], 29.97 fps, > 29.97 tbr, 90k tbn, 59.94 tbc > Stream #0:1[0x101]: Audio: mp2 ([3][0][0][0] / 0x0003), 48000 Hz, > stereo, fltp, 256 kb/s > [flv @ 0x7fe45a804c00] Tag [27][0][0][0] incompatible with output codec id > '27' ([7][0][0][0]) > [tee @ 0x7fe45a802200] Slave '[f=flv]whatever.flv': error writing header: > Invalid data found when processing input > [tee @ 0x7fe45a802200] Slave muxer #1 failed, aborting. > Could not write header for output file #0 (incorrect codec parameters ?): > Invalid data found when processing input > Stream mapping: > Stream #0:0 -> #0:0 (copy) > Last message repeated 1 times > =================== > > For reference, this command works fine: > ./ffmpeg -i foo.ts -map 0:0 -c:v copy -f flv whatever.flv > > > -- > Devin J. Heitmueller - Kernel Labs > > Hey there, Could you provide the sample file mentioned in the issue above? _______________________________________________ ffmpeg-user mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
