[FFmpeg-user] Need help to re-stream multicast

2020-10-27 Thread Daniel Dimitrov
Dear all, I try to retransmit multicast stream . I can partially manage to do it unfortunately some interruptions in the stream appear , Please help me to correctly calculate the parameters for the udp url (fifo_size , buffer_size,bitrate, pkt_size) i want to set video bitrate to 3M and i am not

[FFmpeg-user] zmq example

2020-10-27 Thread Michael Koch
Hello, I'm testing this command line which is copied from the documentation: https://www.ffmpeg.org/ffmpeg-all.html#zmq_002c-azmq ffplay -dumpgraph 1 -f lavfi "color=s=100x100:c=red[l];color=s=100x100:c=blue[r];nullsrc=s=200x100,zmq[bg];[bg][l]overlay[bg+l];[bg+l][r]overlay@my=x=100" The

[FFmpeg-user] Producing audio-only HLS

2020-10-27 Thread Tom Worster
I'm experimenting with using HLS to serve audio on demand to web clients. The server has a weeks-long continuous audio recording. The user chooses an arbitrary point in time in the recording to start listening. The audio plays until the user stops it or unloads the web page from the browser.

[FFmpeg-user] DASH content FROM UDP (same bitrate in dash manifest for all adaptation sets)

2020-10-27 Thread Mar Andrés López
Dear all, ffmpeg –i udp://127.0.0.1:12007 –r 25 -c:v libx264 -c:a aac -b:a 128k -ac 1 -ar 44100 –b:d 2M -map v:0 -b:v:0 2M -map v:0 -b:v:1 145k -map v:0 -b:v:2 365k -map 0:a? -f dash dash.mpd 1. First I start streaming my video with UDP and ffmpeg. 2. Then I start to generate dash