+
+# encode the vob file into a compressed file format using handbrake
+function encode_vob_file_handbrake {
+
+ # declare some globals
+ typeset handbrake_cli=""
+ typeset handbrake_video_encoder_opts=""
+ typeset filetype=""
+ typeset handbrake_audio_opts=""
+ typeset hb_profile=""
+
+ # Set a variable that we will use later to determine if we found a handler for $profile or not
+ typeset -i found_profile=0
+
+ # For a given profile, to override the 2 pass behavior to be single pass,
+ # simply set the PASSES variable below to "2" instead of "1 2" inside your profile handler.
+ # It indicates which PASS numbers to loop over. PASSES="2" means just do pass 2 => single pass mode.
+ PASSES="-2"
+
+ # Set our DRC option
+ DRC="-D $drc"
+
+ # Check the global force_onepass_mode. If it is set, change our variables appropriately
+ # to force 1-pass encoding across all profiles.
+ if [ $force_onepass_mode -eq 1 ]; then
+ PASSES=""
+ fi
+
+ # get our audio track from the VOB file (requires mp4 version of handbrake to extract)
+ get_audio_track_from_vob "$vobfile" "$handbrake_mp4"
+
+ # XVID profile
+ if [[ "$profile" =~ "xvid" ]]; then
+ found_profile=1
+ handbrake_cli="$handbrake_xvid"
+ final_output_file="$dest/$dvdname.avi"
+ filetype="avi"
+
+ # Very High Quality (16fps)
+ if [ "$profile" == "xvidvhq" ]; then
+ handbrake_opts[0]="-f avi"
+ handbrake_opts[1]="-b $target_bitrate"
+ handbrake_opts[2]="-e xvid"
+ handbrake_opts[3]="-T"
+ handbrake_opts[4]="-5"
+ handbrake_opts[5]="-8"
+ fi
+ # High Quality (20fps)
+ if [ "$profile" == "xvidhq" ]; then
+ handbrake_opts[0]="-f avi"
+ handbrake_opts[1]="-b $target_bitrate"
+ handbrake_opts[2]="-e ffmpeg"
+ handbrake_opts[3]="-T"
+ handbrake_opts[4]="-5"
+ fi
+ # Fast (28fps)
+ if [ "$profile" == "xvid" ]; then
+ handbrake_opts[0]="-f avi"
+ handbrake_opts[1]="-b $target_bitrate"
+ handbrake_opts[2]="-e ffmpeg"
+ handbrake_opts[3]="-T"
+ fi
+ fi
+
+ # MP4 profile
+ if [[ "$profile" =~ "mp4" ]]; then
+ found_profile=1
+ handbrake_cli="$handbrake_mp4"
+ final_output_file="$dest/$dvdname.mp4"
+ PASSES=""
+
+ # Handle custom parameter overrides
+ if [ $custom_bitrate == 1 ]; then
+ handbrake_opts[0]="-b $target_bitrate"
+ fi
+ if [ $custom_audio_2ch == 0 ]; then
+ audio_2ch=0
+ fi
+ if [ $custom_audio_6ch == 0 ]; then
+ audio_6ch=0
+ fi
+
+ # Very High Quality
+ if [ "$profile" == "mp4vhq" ]; then
+ profile="hb_High_Profile"
+ fi
+ # High Quality
+ if [ "$profile" == "mp4hq" ]; then
+ profile="hb_Normal"
+ fi
+ # Fast
+ if [ "$profile" == "mp4" ]; then
+ profile="hb_Classic"
+ fi
+ fi
+
+ # iphone and ipod MP4 profiles
+ if [ "$profile" == "iphone" ] || [ "$profile" == "ipod" ]; then
+ found_profile=1
+ handbrake_cli="$handbrake_mp4"
+ final_output_file="$dest/$dvdname.mp4"
+ PASSES=""
+
+ # Handle custom parameter overrides
+ if [ $custom_bitrate == 1 ]; then
+ handbrake_opts[0]="-b $target_bitrate"
+ fi
+ if [ $custom_audio_2ch == 0 ]; then
+ audio_2ch=0
+ fi
+ if [ $custom_audio_6ch == 0 ]; then
+ audio_6ch=0
+ fi
+
+ # iphone
+ if [ "$profile" == "iphone" ]; then
+ profile="hb_iPhone_&_iPod_Touch"
+ fi
+ # ipod
+ if [ "$profile" == "ipod" ]; then
+ profile="hb_iPod"
+ fi
+
+ fi
+
+ # Predefined Handbrake Profile Handling
+ if [[ "$profile" =~ "hb" ]]; then
+ found_profile=1
+ handbrake_cli="$handbrake_mp4"
+ final_output_file="$dest/$dvdname.mp4"
+ PASSES=""
+
+ # Handle custom parameter overrides
+ if [ $custom_bitrate == 1 ]; then
+ handbrake_opts[0]="-b $target_bitrate"
+ fi
+ if [ $custom_audio_2ch == 0 ]; then
+ audio_2ch=0
+ fi
+ if [ $custom_audio_6ch == 0 ]; then
+ audio_6ch=0
+ fi
+
+ # extract the HandBrake Profile name from $profile
+ hb_profile=`echo "$profile" | sed 's/hb_//g' | sed 's/_/ /g'`
+ fi
+
+ # Make sure we found a handler for the given profile
+ if [ $found_profile -eq 0 ]; then
+ fatal_and_exit "-E- Unable to find a profile handler for profile: $profile"
+ fi
+
+ # setup our audio option
+ if [ $audio_2ch -eq 1 ] && [ $audio_6ch -eq 1 ]; then
+ handbrake_audio_opts="-E faac,ac3 -6 dpl2,auto"
+ fi
+ if [ $audio_6ch -eq 1 ] && [ $audio_2ch -eq 0 ]; then
+ handbrake_audio_opts="-E ac3 -6 auto"
+ fi
+ if [ $audio_2ch -eq 1 ] && [ $audio_6ch -eq 0 ]; then
+ handbrake_audio_opts="-E faac -6 dpl2"
+ fi
+ if [ -n "$track" ]; then
+ handbrake_audio_opts="$handbrake_audio_opts -a $track"
+ fi
+
+ # Convert our array of opts into a string
+ for OPTS in "${video_encoder_opts[@]}"; do
+ handbrake_video_encoder_opts="$handbrake_video_encoder_opts:$OPTS"
+ done
+ if [ -n "$handbrake_video_encoder_opts" ]; then
+ handbrake_video_encoder_opts="-x $handbrake_video_encoder_opts"
+ fi
+ for OPTS in "${handbrake_opts[@]}"; do
+ handbrake_cmd_line_opts="$handbrake_cmd_line_opts $OPTS"
+ done
+
+ # Append "global" command line options
+ handbrake_cmd_line_opts="$handbrake_cmd_line_opts -v 1"
+ handbrake_cmd_line_opts="$handbrake_cmd_line_opts $PASSES"
+ handbrake_cmd_line_opts="$handbrake_cmd_line_opts $DRC"
+ handbrake_cmd_line_opts="$handbrake_cmd_line_opts $SCALE"
+
+ # Execute the handbrake command to encode the video
+ if [ -n "$hb_profile" ]; then
+ echo -e "\n Encoding: $handbrake_cli -i \"$vobfile\" -o \"$final_output_file\" -Z \"$hb_profile\" $handbrake_cmd_line_opts $handbrake_audio_opts $handbrake_video_encoder_opts >> $encodelog 2>&1" >> "$logfile"
+ $handbrake_cli -i "$vobfile" -o "$final_output_file" -Z "$hb_profile" $handbrake_cmd_line_opts $handbrake_audio_opts $handbrake_video_encoder_opts >> $encodelog 2>&1
+ handbrake_retval=$?
+ else
+ echo -e "\n Encoding: $handbrake_cli -i \"$vobfile\" -o \"$final_output_file\" $handbrake_cmd_line_opts $handbrake_audio_opts $handbrake_video_encoder_opts >> $encodelog 2>&1" >> "$logfile"
+ $handbrake_cli -i "$vobfile" -o "$final_output_file" $handbrake_cmd_line_opts $handbrake_audio_opts $handbrake_video_encoder_opts >> $encodelog 2>&1
+ handbrake_retval=$?
+ fi
+ if [ $handbrake_retval != 0 ]; then
+ fatal_and_exit "-E- Unhandled handbrake error"
+ fi
+
+ # Concatenate the encode log to our main log file, greping out unwanted lines
+ cat $encodelog | grep -v "Encoding:" | grep -v "hb_demux_ps" >> "$logfile"
+ cat $encodelog | grep "Encoding:" | sed 's/\r/\n/g' | grep "Encoding:" | grep "ETA" | head -1 >> "$logfile"
+ cat $encodelog | grep "Encoding:" | sed 's/\r/\n/g' | grep "Encoding:" | grep "ETA" | tail -1 >> "$logfile"
+}
+
+# encode the vob file into a compressed file format using mencoder
+function encode_vob_file_mencoder {
+
+ # Set a variable that we will use later to determine if we found a handler for $profile or not
+ typeset -i found_profile=0
+
+ # For a given profile, to override the 2 pass behavior to be single pass,
+ # simply set the PASSES variable below to "2" instead of "1 2" inside your profile handler.
+ # It indicates which PASS numbers to loop over. PASSES="2" means just do pass 2 => single pass mode.
+ PASSES="1 2"
+
+ # Declare our default 2 pass variables
+ passlogfile_opt="-passlogfile $passlogfile"
+ pass_opt="pass=%PASS"
+
+ # Check the global force_onepass_mode. If it is set, change our variables appropriately
+ # to force 1-pass encoding across all profiles.
+ if [ $force_onepass_mode -eq 1 ]; then
+ PASSES="2"
+ passlogfile_opt=""
+ pass_opt=""
+ fi
+
+ # XVID profile
+ if [[ "$profile" =~ "xvid" ]]; then
+ found_profile=1
+ final_output_file="$dest/$dvdname.avi"
+ mencoder_general_opts="$lang_opts $passlogfile_opt"
+ mencoder_output_opts="-ofps 30000/1001 -ffourcc DIVX"
+ mencoder_video_filter_opts="-vf pullup,softskip,hqdn3d=2:1:2$CROP$SCALE"
+ mencoder_video_encoder_opts="-ovc xvid -xvidencopts $pass_opt"
+
+ # Very High Quality (16fps)
+ if [ "$profile" == "xvidvhq" ]; then
+ video_encoder_opts[0]="bitrate=$target_bitrate"
+ video_encoder_opts[1]="threads=$mencoder_threads"
+ video_encoder_opts[2]="chroma_opt"
+ video_encoder_opts[3]="vhq=4"
+ video_encoder_opts[4]="bvhq=1"
+ video_encoder_opts[5]="quant_type=mpeg"
+ video_encoder_opts[6]="autoaspect"
+ fi
+ # High Quality (20fps)
+ if [ "$profile" == "xvidhq" ]; then
+ video_encoder_opts[0]="bitrate=$target_bitrate"
+ video_encoder_opts[1]="threads=$mencoder_threads"
+ video_encoder_opts[2]="chroma_opt"
+ video_encoder_opts[3]="vhq=2"
+ video_encoder_opts[4]="bvhq=1"
+ video_encoder_opts[5]="quant_type=mpeg"
+ video_encoder_opts[6]="autoaspect"
+ fi
+ # Fast (28fps)
+ if [ "$profile" == "xvid" ]; then
+ video_encoder_opts[0]="bitrate=$target_bitrate"
+ video_encoder_opts[1]="threads=$mencoder_threads"
+ video_encoder_opts[2]="vhq=0"
+ video_encoder_opts[3]="turbo"
+ video_encoder_opts[4]="autoaspect"
+ fi
+
+ for OPTS in "${video_encoder_opts[@]}"; do
+ mencoder_video_encoder_opts="$mencoder_video_encoder_opts:$OPTS"
+ done
+
+ if [ $audio_2ch -eq 0 ]; then
+ # These options produce good 6 channel audio for linux and windows
+ mencoder_audio_opts="-oac copy"
+ # There are 3 different ways to specify 6 channel encoding. We'll try the other ones in order if one of them fails.
+ mencoder_audioch_opts[0]="-channels 6 -af channels=6"
+ mencoder_audioch_opts[1]="-af channels=6"
+ mencoder_audioch_opts[2]=""
+ else
+ # These options produce good 2 channel audio for linux and windows (including the internal mythvideo player)
+ mencoder_audio_opts="-oac mp3lame -lameopts cbr:br=$audio_bitrate"
+ mencoder_audioch_opts[0]=""
+ fi
+
+ fi
+
+ # iphone and ipod MP4 profiles
+ if [ "$profile" == "iphone" ] || [ "$profile" == "ipod" ]; then
+ found_profile=1
+ if [ "$profile" == "iphone" ]; then
+ # SCALE: 480x320
+ # scale width to 480, set height appropriately, but keep a multiple of 16
+ #SCALE=",scale=480:-10"
+ # scale the video down however far is necessary to fit in 480x320
+ SCALE=",dsize=480:320:0,scale=-8:-8"
+ else
+ # SCALE: 320x240
+ # scale width to 320, set height appropriately, but keep a multiple of 16
+ #SCALE=",scale=320:-10"
+ # scale the video down however far is necessary to fit in 320x240
+ SCALE=",dsize=320:240:0,scale=-8:-8"
+ fi
+ final_output_file="$dest/$dvdname.mp4"
+ mencoder_general_opts="$lang_opts $passlogfile_opt"
+ mencoder_output_opts="-ofps 30000/1001 -sws 9 -of lavf -lavfopts format=mp4"
+ mencoder_video_filter_opts="-vf harddup$CROP$SCALE";
+ mencoder_video_encoder_opts="-ovc x264 -x264encopts $pass_opt"
+ video_encoder_opts[0]="bitrate=$target_bitrate"
+ video_encoder_opts[1]="threads=$mencoder_threads"
+ video_encoder_opts[2]="vbv_maxrate=1500"
+ video_encoder_opts[3]="vbv_bufsize=2000"
+ video_encoder_opts[4]="nocabac"
+ video_encoder_opts[5]="me=umh"
+ video_encoder_opts[6]="subq=6"
+ video_encoder_opts[7]="frameref=6"
+ video_encoder_opts[8]="trellis=1"
+ video_encoder_opts[9]="level_idc=30"
+ video_encoder_opts[10]="global_header"
+ video_encoder_opts[11]="bframes=0"
+ video_encoder_opts[12]="partitions=all"
+ for OPTS in "${video_encoder_opts[@]}"; do
+ mencoder_video_encoder_opts="$mencoder_video_encoder_opts:$OPTS"
+ done
+
+ mencoder_audio_opts="-oac faac -faacopts mpeg=4:object=2:br=$audio_bitrate:raw"
+ mencoder_audioch_opts[0]="-channels 2 -srate 48000"
+ fi
+
+ if [ $found_profile -eq 0 ]; then
+ fatal_and_exit "-E- Unable to find a profile handler for profile: $profile"
+ fi
+
+ # Do not edit this line. $mencoder_video_encoder_opts must be last
+ mencoder_opts="$mencoder_general_opts $mencoder_output_opts $mencoder_audio_opts $mencoder_video_filter_opts $mencoder_video_encoder_opts"
+ mencoder_retval=0
+
+ for PASS in $PASSES
+ do
+ # Set some options based on which pass we are in
+ mencoder_opts_for_pass=$(echo "$mencoder_opts" | sed "s,%PASS,$PASS,g")
+ [ $PASS -eq 1 ] && mencoder_opts_for_pass="$mencoder_opts_for_pass:turbo"
+ [ $PASS -eq 1 ] && output_file="/dev/null"
+ [ $PASS -eq 2 ] && output_file="$final_output_file"
+
+ # It's possible that the audio channel encoding may not work. Cycle through all our different audioch_opts until we find one that works.
+ for CH_OPTS in "${mencoder_audioch_opts[@]}";
+ do
+ echo -e " Encoding pass $PASS"
+ echo -e "\n Encoding pass $PASS: mencoder $CH_OPTS $mencoder_opts_for_pass \"$vobfile\" -o \"$output_file\" >> $encodelog 2>&1" >> "$logfile"
+ mencoder $CH_OPTS $mencoder_opts_for_pass "$vobfile" -o "$output_file" > $encodelog 2>&1
+ mencoder_retval=$?
+ grep -q "\[channels\] Invalid" $encodelog
+ if [ $? != 0 ]; then
+ break;
+ else
+ echo -e "\n-W- Audio channel encoding error. Falling back to next audio channel encoding scheme." >> "$logfile"
+ fi
+ done
+
+ if [ $mencoder_retval != 0 ]; then
+ fatal_and_exit "-E- Unhandled mencoder error"
+ fi
+
+ # Concatenate the encode log to our main log file, greping out unwanted lines
+ cat $encodelog | grep -v "^Pos:" | grep -v "duplicate" >> "$logfile"
+
+ done
+}
+