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New karaoke timing helper script to automatically add lead-in timing to lines, such that they join up.

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Originally committed to SVN as r1656.
This commit is contained in:
Niels Martin Hansen 2007-12-16 18:46:47 +00:00
parent d7f962e2e9
commit 44a414e893
1 changed files with 77 additions and 0 deletions
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automation/autoload/karaoke-auto-leadin.lua Normal file
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--[[
Copyright (c) 2007, Niels Martin Hansen
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
* Neither the name of the Aegisub Group nor the names of its contributors
may be used to endorse or promote products derived from this software
without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
]]
script_name = "Automatic karaoke lead-in"
script_description = "Join up the ends of selected lines and add \k tags to shift karaoke"
script_author = "Niels Martin Hansen"
script_version = "1.0"
function add_auto_leadin(subs, sel)
-- Smallest inter-line duration
local min_interdur = nil
for i = 2, #sel do
-- Grab two selected lines
local A = subs[sel[i-1]]
local B = subs[sel[i]]
-- Blank duration between lines
local interdur = B.start_time - A.end_time
if interdur > 0 then
-- Update smallest inter-line duration
if not min_interdur or interdur < min_interdur then
min_interdur = interdur
end
B.start_time = A.end_time
B.text = string.format("{\\k%d}%s", interdur/10, B.text)
subs[sel[i]] = B
else
aegisub.debug.out(2, "Warning: Skipping line-pair with zero or negative inter-duration:\n%s\n%s\n\n", A.text, B.text)
end
end
if min_interdur then
aegisub.debug.out(0, "Smallest inter-line duration: %d milliseconds", min_interdur)
aegisub.set_undo_point(script_name)
else
aegisub.debug.out(2, "Warning: No lines modified")
end
end
function check_minsel_2(subs, sel)
return #sel >= 2
end
aegisub.register_macro(script_name, script_description, add_auto_leadin, check_minsel_2)