| #!/usr/bin/env bash | |
| # This script fetches and builds libx264, libav, rtmpd and their dependencies. | |
| # you may have to add /usr/local/lib to /etc/ld.so.conf | |
| # BASEDIR = build directory (default current dir) | |
| # PREFIX = install directory (default /usr/local) | |
| if [ -z "$BASEDIR" ]; then | |
| BASEDIR=`pwd` | |
| fi |
| How computers work | |
| ================== | |
| Most people on the planet directly interact with computers on a daily | |
| basis. They may be fooling around on their cell phone, writing a paper | |
| for their homework, or playing video games. Despite the ubiquity | |
| of digital computing devices, there is an astonishingly small number of | |
| people who are familiar with the inner workings of these devices. Not | |
| only that, but due to the fact most people think of computers in |
| #!/bin/bash | |
| NAME=obe_sd | |
| screen -d -m -S $NAME obecli | |
| sleep 2 | |
| screen -p 0 -S $NAME -X stuff $'set input decklink\012' | |
| screen -p 0 -S $NAME -X stuff $'set input opts card-idx=3\012' | |
| screen -p 0 -S $NAME -X stuff $'set input opts video-format=pal\012' | |
| screen -p 0 -S $NAME -X stuff $'probe input\012' |
| [2012-10-22T15:29:32+02:00] INFO: Processing package[ffmpeg] action install (mlt::default line 10) | |
| [2012-10-22T15:29:54+02:00] INFO: package[ffmpeg] installed version 6:0.8.3-6ubuntu2 | |
| [2012-10-22T15:29:54+02:00] INFO: Processing package[automake] action install (mlt::default line 10) | |
| [2012-10-22T15:29:54+02:00] INFO: Processing package[autoconf] action install (mlt::default line 10) | |
| [2012-10-22T15:29:54+02:00] INFO: Processing package[libtool] action install (mlt::default line 10) | |
| [2012-10-22T15:29:54+02:00] INFO: Processing package[intltool] action install (mlt::default line 10) | |
| [2012-10-22T15:29:54+02:00] INFO: Processing package[g++] action install (mlt::default line 10) | |
| [2012-10-22T15:29:54+02:00] INFO: Processing package[yasm] action install (mlt::default line 10) | |
| [2012-10-22T15:29:54+02:00] INFO: Processing package[swig] action install (mlt::default line 10) | |
| [2012-10-22T15:29:54+02:00] INFO: Processing package[libmp3lame-dev] action install (mlt::default line 10) |
| #!/bin/bash | |
| NAME=obe_hd | |
| screen -d -m -S $NAME obecli | |
| sleep 1 | |
| screen -p 0 -S $NAME -X stuff $'set input decklink\012' | |
| screen -p 0 -S $NAME -X stuff $'set input opts card-idx=0\012' | |
| screen -p 0 -S $NAME -X stuff $'set input opts video-format=1080i50\012' | |
| screen -p 0 -S $NAME -X stuff $'set input opts video-connection=sdi\012' |
This is a collection of working commandline examples to show how one could use FFMpeg and VLC for live transcoding of video streams. All examples have been tested on OSX 10.7.5 with FFMPeg 1.1.3 and VLC 2.0.5 in early 2013.
Documentation links
| #!/bin/bash | |
| FONTFILE=/usr/share/fonts/truetype/freefont/FreeSerif.ttf | |
| TEXT="bladeRF_ATSC_Demo_TBM2" | |
| VIDEOFILE="tbm_tdf_2.mp4" | |
| OUTFILE="tbm_tdf_2.ts" | |
| FILTERS="-vf drawtext=fontfile=${FONTFILE}:text=${TEXT}:x=100:y=50:fontsize=72:fontcolor=white@0.6:box=1:boxcolor=black@0.2 -t 327" | |
| VIDEO_CODEC="-vcodec mpeg2video -s hd720 -r 25" | |
| VIDEO_QUALITY="-b:v:0 8M" |
| #!/bin/bash | |
| FONTFILE=/usr/share/fonts/truetype/freefont/FreeSerif.ttf | |
| TEXT="BladeRF_ATSC_Demo_%T_Ch1" | |
| VIDEOFILE="-i /home/rtucker/Videos/Bike?Cam/2012-09-09-002-afternoon.AVI" | |
| AUDIOFILE="-i /home/rtucker/Music/Track?N?Field/Marathon/04?-?Track?N?Field?-?Iso?Maha.mp3" | |
| OUTFILE="udp://127.0.0.1:1234?pkt_size=188&buffer_size=65535" | |
| FILTERS="-vf drawtext=fontfile=${FONTFILE}:text=${TEXT}:x=100:y=50:fontsize=72:fontcolor=white@0.6:box=1:boxcolor=black@0.2" | |
| VIDEO_CODEC="-vcodec mpeg2video -s hd720 -r 30" |
| # --------------------------------------------------------------------------- | |
| # | |
| # Description: This file holds all my BASH configurations and aliases | |
| # | |
| # Sections: | |
| # 1. Environment Configuration | |
| # 2. Make Terminal Better (remapping defaults and adding functionality) | |
| # 3. File and Folder Management | |
| # 4. Searching | |
| # 5. Process Management |
This is a collection of working commandline examples to show how one could use FFMpeg and VLC for live transcoding of video streams. All examples have been tested on OSX 10.7.5 with FFMPeg 1.1.3 and VLC 2.0.5 in early 2013.
Documentation links