Phyrne's HD PVR Capture Script [Updated 30/10/12]

#! /bin/sh

### Phyrne's HD PVR capture script ###

# Set an alias for the device
HDPVR=/dev/video0

# Set an alias for the filename
DT=$(date +"%d--%H:%M--%a")

# Check for the external drive

DRV=`lsusb | grep "JMicron"`
    if [ "x${DRV}x" != "xx" ]; then
        echo "Capture drive plugged in, mounting..."
    else
        echo "Please insert the capture drive and re-run the script" && exit
    fi

# Check to see if the drive is already mounted

MNT=`ls ~/Captures | grep "Jan"`
    if [ "x${MNT}x" != "xx" ]; then
        echo "Drive already mounted ;)"
    else
        sudo mount /dev/sdb1 ~/Captures && echo "Drive mounted!"
    fi

# Load the hdpvr module if necessary

PVR=`lsmod | grep "hdpvr"`
    if [ "x${PVR}x" != "xx" ]; then
        echo "HD PVR module is already loaded"
    else
        echo "Loading HD PVR module..." && sudo modprobe hdpvr && echo "Done!"
    fi

# Set the HD PVR's video settings
sudo /usr/bin/v4l2-ctl --verbose -d $HDPVR -c video_bitrate_mode=0
sudo /usr/bin/v4l2-ctl --verbose -d $HDPVR -c video_bitrate=13500000
sudo /usr/bin/v4l2-ctl --verbose -d $HDPVR -c video_peak_bitrate=20200000
sudo /usr/bin/v4l2-ctl --verbose -d $HDPVR --set-ctrl brightness=125 --set-ctrl contrast=60 --set-ctrl hue=15 --set-ctrl saturation=85 --set-ctrl sharpness=130


# Capture footage to the capture drive

    # Check the HD PVR is plugged in and active

ACT=`ls /dev/ | grep "video0"`
    if [ "x${ACT}x" != "xx" ]; then
        ffmpeg -i $HDPVR -vcodec copy -acodec ac3 -ab 128k -f matroska ~/capture.mkv
    else
        echo "The HD PVR is not active :( Make sure you're sending a video signal to it!" && sudo umount -l ~/Captures && sudo rmmod hdpvr
    fi

# Move the captured video to it's applicable directory (depending on the current month)

JAN=`date +%b | grep "Jan"`
    if [ "x${JAN}x" != "xx" ]; then
        mv ~/capture.mkv ~/Captures/Jan/"$DT".mkv
    fi

FEB=`date +%b | grep "Feb"`
    if [ "x${FEB}x" != "xx" ]; then
        mv ~/capture.mkv ~/Captures/Feb/"$DT".mkv
    fi

MAR=`date +%b | grep "Mar"`
    if [ "x${MAR}x" != "xx" ]; then
        mv ~/capture.mkv ~/Captures/Mar/"$DT".mkv
    fi

APR=`date +%b | grep "Apr"`
    if [ "x${APR}x" != "xx" ]; then
        mv ~/capture.mkv ~/Captures/Apr/"$DT".mkv
    fi

MAY=`date +%b | grep "May"`
    if [ "x${MAY}x" != "xx" ]; then
        mv ~/capture.mkv ~/Captures/May/"$DT".mkv
    fi

JUN=`date +%b | grep "Jun"`
    if [ "x${JUN}x" != "xx" ]; then
        mv ~/capture.mkv ~/Captures/Jun/"$DT".mkv
    fi

JUL=`date +%b | grep "Jul"`
    if [ "x${JUL}x" != "xx" ]; then
        mv ~/capture.mkv ~/Captures/Jul/"$DT".mkv
    fi

AUG=`date +%b | grep "Aug"`
    if [ "x${AUG}x" != "xx" ]; then
        mv ~/capture.mkv ~/Captures/Aug/"$DT".mkv
    fi

SEP=`date +%b | grep "Sep"`
    if [ "x${SEP}x" != "xx" ]; then
        mv ~/capture.mkv ~/Captures/Sep/"$DT".mkv
    fi

OCT=`date +%b | grep "Oct"`
    if [ "x${OCT}x" != "xx" ]; then
        mv ~/capture.mkv ~/Captures/Oct/"$DT".mkv
    fi

NOV=`date +%b | grep "Nov"`
    if [ "x${NOV}x" != "xx" ]; then
        mv ~/capture.mkv ~/Captures/Nov/"$DT".mkv
    fi

DEC=`date +%b | grep "Dec"`
    if [ "x${DEC}x" != "xx" ]; then
        mv ~/capture.mkv ~/Captures/Dec/"$DT".mkv
    fi