op25/op25/gr-op25_repeater/apps/ffmpeg.sh

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#! /bin/sh
# Copyright (c) 2020 OP25
#
# This file is part of OP25 and part of GNU Radio
#
# OP25 is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3, or (at your option)
# any later version.
#
# OP25 is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
# License for more details.
#
# You should have received a copy of the GNU General Public License
# along with OP25; see the file COPYING. If not, write to the Free
# Software Foundation, Inc., 51 Franklin Street, Boston, MA
# 02110-1301, USA.
#
# this script should not be run directly - run ffmpeg.liq instead
#
# requires ffmpeg configured with --enable-libx264
#
ffmpeg \
-ar 8000 \
-ac 1 \
-acodec pcm_s16le \
-f s16le \
-i pipe:0 \
-f image2 \
-loop 1 \
-i ../www/images/status.png \
-vcodec libx264 \
-pix_fmt yuv420p \
-f flv \
-acodec aac \
-b:a 48k \
rtmp://localhost/live/stream