git/scripts/crossfade.sh

37 SOX=../src/sox
75 first_length=`$SOX --info -D "$first_file"`
83 $SOX "$first_file" -e signed-integer -b 16 fadeout1.wav trim $trim_length $fade_first_opts
91     RMS=`$SOX fadeout1.wav 2>&1 -n stat | grep RMS | grep amplitude | cut -d : -f 2 | cut -f 1`
101 $SOX fadeout1.wav fadeout2.wav $fade_first_opts
105 $SOX "$second_file" -e signed-integer -b 16 fadein1.wav trim 0 $fade_length
109     RMS=`$SOX fadein1.wav 2>&1 -n stat | grep RMS | grep amplitude | cut -d : -f 2 | cut -f 1`
119 $SOX fadein1.wav fadein2.wav $fade_second_opts
123 $SOX -m -v 1.0 fadeout2.wav -v 1.0 fadein2.wav crossfade.wav
126 $SOX crossfade.wav crossfade1.wav trim 0 $crossfade_split_length
127 $SOX crossfade.wav crossfade2.wav trim $crossfade_split_length
131 $SOX "$first_file" -e signed-integer -b 16 song1.wav trim 0 $trim_length
132 $SOX "$second_file" -e signed-integer -b 16 song2.wav trim $fade_length
135 $SOX song1.wav crossfade1.wav "cfo_${first_file}.wav"
136 $SOX crossfade2.wav song2.wav "cfi_${second_file}.wav"