| #!/bin/bash -e |
| |
| # FLAC - Free Lossless Audio Codec |
| # Copyright (C) 2012 Xiph.Org Foundation |
| # |
| # This file is part the FLAC project. FLAC is comprised of several |
| # components distributed under different licenses. The codec libraries |
| # are distributed under Xiph.Org's BSD-like license (see the file |
| # COPYING.Xiph in this distribution). All other programs, libraries, and |
| # plugins are distributed under the GPL (see COPYING.GPL). The documentation |
| # is distributed under the Gnu FDL (see COPYING.FDL). Each file in the |
| # FLAC distribution contains at the top the terms under which it may be |
| # distributed. |
| # |
| # Since this particular file is relevant to all components of FLAC, |
| # it may be distributed under the Xiph.Org license, which is the least |
| # restrictive of those mentioned above. See the file COPYING.Xiph in this |
| # distribution. |
| |
| source common.sh |
| |
| PATH=`pwd`/../src/flac:$PATH |
| |
| echo "Using FLAC binary :" $(which flac) |
| |
| date=`date "+%Y%m%dT%H%M%S"` |
| fname="comp${date}.flac" |
| |
| last_k=0 |
| last_size=$(wc -c < noisy-sine.wav) |
| |
| echo "Original file size ${last_size} bytes." |
| |
| for k in 0 1 2 3 4 5 6 7 8 ; do |
| flac${EXE} -${k} --silent noisy-sine.wav -o ${fname} |
| size=$(wc -c < ${fname}) |
| echo "Compression level ${k}, file size ${size} bytes." |
| if test ${last_size} -lt ${size} ; then |
| echo "Error : Compression ${last_k} size $last_size >= compression $k size $size." |
| exit 1 |
| fi |
| last_size=${size} |
| last_k=${k} |
| rm -f ${fname} |
| done |