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| | # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
require 'yaml'
require 'dtas/splitfx'
require 'thread'
require_relative 'helper'
class TestSplitfx < Testcase
include DTAS::SpawnFix
def tmp_err(path)
err = $stderr.dup
$stderr.reopen(path, 'a')
begin
yield
ensure
$stderr.reopen(err)
err.close
end
end
def test_t2s
sfx = DTAS::SplitFX.new
sfx.instance_eval do
@infmt = DTAS::Format.load("rate"=>44100)
end
assert_equal 118554000, sfx.t2s_cdda('44:48.3')
assert_equal 118554030, sfx.t2s('44:48.3')
end
def assert_contains_stats(file)
buf = File.read(file)
[ 'DC offset', 'Min level', 'Max level', 'Pk lev dB',
'RMS lev dB', 'RMS Pk dB', 'RMS Tr dB', 'Crest factor', 'Flat factor',
'Pk count', 'Bit-depth', 'Num samples',
'Length s', 'Scale max', 'Window s'
].each do |re|
assert_match(/^#{re}/, buf, buf)
end
end
def test_example
hash = YAML.load(File.read("examples/splitfx.sample.yml"))
sfx = DTAS::SplitFX.new
Dir.mktmpdir do |dir|
Dir.chdir(dir) do
guitar_pluck("foo.flac")
sfx.import(hash, {})
opts = { jobs: nil, silent: true }
# ensure default FLAC target works
WAIT_ALL_MTX.synchronize do
tmp_err('err.txt') { sfx.run("flac", opts) }
end
expect = %w(1.flac 2.flac foo.flac)
assert_equal expect, Dir["*.flac"].sort
# compare results with expected output
res_cmd = "sox 1.flac 2.flac -ts32 -c2 -r44100 result.s32 stats"
res_pid = spawn(res_cmd, err: 'b.txt')
exp_cmd = "sox foo.flac -ts32 -c2 -r44100 expect.s32 trim 4 stats"
exp_pid = spawn(exp_cmd, err: 'a.txt')
_, s = Process.waitpid2(res_pid)
assert s.success?, "#{res_cmd}: #{s.inspect}"
_, s = Process.waitpid2(exp_pid)
assert s.success?, "#{exp_cmd}: #{s.inspect}"
assert_equal File.read('a.txt'), File.read('b.txt')
assert_contains_stats('err.txt')
cmp = "cmp result.s32 expect.s32"
assert system(cmp), cmp
# try Ogg Opus, use opusenc/opusdec for now since that's available
# in Debian 7.0 (sox.git currently has opusfile support, but that
# hasn't made it into Debian, yet)
if `which opusenc 2>/dev/null`.size > 0 &&
`which opusdec 2>/dev/null`.size > 0
WAIT_ALL_MTX.synchronize do
tmp_err('opus.err.txt') { sfx.run("opusenc", opts) }
end
assert_contains_stats('opus.err.txt')
# ensure opus lengths match flac ones, we decode using opusdec
# since sox does not yet have opus support in Debian 7.0
%w(1 2).each do |nr|
cmd = "opusdec #{nr}.opus #{nr}.wav 2>/dev/null"
assert system(cmd), cmd
assert_equal `soxi -D #{nr}.flac`, `soxi -D #{nr}.wav`
end
# ensure 16/44.1kHz FLAC works (CDDA-like)
File.unlink('1.flac', '2.flac')
WAIT_ALL_MTX.synchronize do
tmp_err('flac-cdda.err.txt') { sfx.run("flac-cdda", opts) }
end
assert_contains_stats('flac-cdda.err.txt')
%w(1 2).each do |nr|
assert_equal `soxi -D #{nr}.flac`, `soxi -D #{nr}.wav`
end
end
end
end
end
end
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