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Sur d’autres sites (14984)
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avcodec/h264 : create user data unregistered SEI side data for H.264
11 juin 2020, par Limin Wang -
I want to get the data of the MPEG2ts data stream
26 juin 2020, par 夏目たかしI want to get the data of the MPEG2ts data stream using FFMPEG.


Delivery side :


ffmpeg -re -i hoge.ts -map 0 -c copy -f mpegts udp://127.0.0.1:5004


Receiver :


ffmpeg -i udp://127.0.0.1:5004 -map 0:1 -codec copy -f data stream.txt


I started two command prompts and both were running on one PC.


disp Delivery side message :


Input #0, mpegts, from 'E:/Day_Flight.mpg':
 Duration: 00:03:14.88, start: 10.000000, bitrate: 4187 kb/s
 Program 1
 Stream #0:0[0x1e1]: Video: h264 (Main) ([27][0][0][0] / 0x001B), 
yuv420p(progressive), 1280x720, 60 fps, 60 tbr, 90k tbn, 180k tbc
 Stream #0:1[0x1f1]: Data: klv (KLVA / 0x41564C4B)
Output #0, mpegts, to 'udp://127.0.0.1:5004':
 Metadata:
 encoder : Lavf58.47.100
 Stream #0:0: Video: h264 (Main) ([27][0][0][0] / 0x001B), yuv420p(progressive), 1280x720, q=2-31, 60 fps, 60 tbr, 90k tbn, 90k tbc
 Stream #0:1: Data: klv (KLVA / 0x41564C4B)
Stream mapping:
 Stream #0:0 -> #0:0 (copy)
 Stream #0:1 -> #0:1 (copy)


disp Receiver message :


Input #0, mpegts, from 'udp://127.0.0.1:5004':
 Duration: N/A, start: 1.400000, bitrate: N/A
 Program 1
 Metadata:
 service_name : Service01
 service_provider: FFmpeg
 Stream #0:0[0x100]: Video: h264 (Main) ([27][0][0][0] / 0x001B), 
yuv420p(progressive), 1280x720, 60 fps, 60 tbr, 90k tbn, 180k tbc
 Stream #0:1[0x101]: Data: klv (KLVA / 0x41564C4B)
Output #0, data, to 'stream.txt':
 Metadata:
 encoder : Lavf58.47.100
 Stream #0:0: Data: klv (KLVA / 0x41564C4B)
Stream mapping:
 Stream #0:1 -> #0:0 (copy)


However, the contents of steram.txt are empty.
Please give me some advice.


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mpeg12dec : Extract CC user data into frame side data
26 novembre 2013, par John Stebbins
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