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Add some doc/comments to the timecode example script

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Robin Gareus 2016-12-08 15:42:11 +01:00
parent 3fe99b0c7c
commit 3242bbd84c
1 changed files with 10 additions and 6 deletions
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16
scripts/s_timecode.lua
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@ -2,15 +2,19 @@ ardour { ["type"] = "Snippet", name = "Timecode" }
function factory () return function ()
-- generic convert, explicitly provide Timecode (fps) and sample-rate
hh, mm, ss, ff = ARDOUR.LuaAPI.sample_to_timecode (Timecode.TimecodeFormat.TC25, 48000, 1920)
print (ARDOUR.LuaAPI.sample_to_timecode (Timecode.TimecodeFormat.TC25, 48000, 1920))
local samplerate = 48000 -- samples per second
-- generic convert, explicitly provide Timecode (fps) and sample-rate
local s = ARDOUR.LuaAPI.timecode_to_sample (Timecode.TimecodeFormat.TC25, 48000, 10, 11, 12, 13)
assert (25 * (10 * 3600 + 11 * 60 + 12 ) + 13 == s * 25 / 48000)
-- http://manual.ardour.org/lua-scripting/class_reference/#Timecode.TimecodeFormat
hh, mm, ss, ff = ARDOUR.LuaAPI.sample_to_timecode (Timecode.TimecodeFormat.TC25, samplerate, 1920)
print (ARDOUR.LuaAPI.sample_to_timecode (Timecode.TimecodeFormat.TC25, samplerate, 1920))
-- use session-settings
-- generic convert, explicitly provide Timecode (fps) and sample-rate
local s = ARDOUR.LuaAPI.timecode_to_sample (Timecode.TimecodeFormat.TC25, samplerate, 10, 11, 12, 13)
assert (25 * (10 * 3600 + 11 * 60 + 12 ) + 13 == s * 25 / samplerate)
-- use session-settings: sample-rate and timecode format is taken from the
-- current session. Note that the sample-rate includes pull-up/down
print (Session:sample_to_timecode_lua (12345))
print (Session:timecode_to_sample_lua (10, 11, 12, 13))