{"header":{"message":"I can now save and load .wav files","description":"I copied code from:\n https://github.com/Youka/LuaWAV/blob/master/wav.lua\n https://love2d.org/forums/viewtopic.php?t=86173","timestamp":"2023-03-10T02:18:22Z","authors":[{"email":"vc@akkartik.com","name":"Kartik K. Agaram"}]},"hash":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC","authors":[],"deps":{"hashes":[["5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC","I can now save and load .wav files"],["AA",null],["WIKPYMSPVUBU4F6NAUAM7WD7RMXCYZGWZ2Y2ZRVVQLYPYO65SQ3AC","saving soundData:getString() doesn't help"],["OYKTFGBR3B5I6QZRGP5XWQ5OU5JXBC5HXPTJPJZOA5AN3P35IRQQC","start of a skeleton"],["6YXYTHFCHJVY6EAFVYME6UMQWB7GLGICNRDAJZ3EC2MH77JA2YEAC","playing is done"],["62ZSRAF5GN3UMOY3B2XD22BK3POFOKBJ2WUEYRKOVME75VU24UQQC","replace recording boolean with a device"],["LRDM35CEK3OHXOTB7TEFJRL7P6PQWO5ZG3F2BVA7DIDFHBPJQ7KAC","app running again"],["5OVKHVY6TJK53NCEUGSFBMHDENBJ25IEZNBWCI6QRCRLRKG5K7NAC","nice way to make on.* handlers more discoverable"],["PCIXQTNS34K6V672C7RFI6FM5KLPZKGDDI56TR35WCZMVUMPI2MQC","recording now working, after a fashion"],["7PMEO4GFIWAEZYONKVRWYLF3UPOW6JWVX6LFRAJUGRENLN2JUEFQC","play/record UI interaction states"],["54UFWEVZ7PP2P3EQBPONJJ4Q3MKITLA2GOJY652TGQR34DNEF65QC","visual affordances for recording and playing"],["R5QXEHUIZLELJGGCZAE7ATNS3CLRJ7JFRENMGH4XXH24C5WABZDQC","somebody stop me"],["OTIBCAUJ3KDQJLVDN3A536DLZGNRYMGJLORZVR3WLCGXGO6UGO6AC","love2d scaffold"],["SDRXK4X5R6KBAFZTFWKTC7375HVVVPSTCDJVAYWSNUSHSKD242GQC","move"],["36Z442IVPXHZ7D2QI26YLN3TDDEMDRQ2GKBYQAD6NUHQZVCCY4VAC","back to commit 8123959e52f without code editing"]],"deps":["WIKPYMSPVUBU4F6NAUAM7WD7RMXCYZGWZ2Y2ZRVVQLYPYO65SQ3AC"],"known":["LRDM35CEK3OHXOTB7TEFJRL7P6PQWO5ZG3F2BVA7DIDFHBPJQ7KAC","5OVKHVY6TJK53NCEUGSFBMHDENBJ25IEZNBWCI6QRCRLRKG5K7NAC","OYKTFGBR3B5I6QZRGP5XWQ5OU5JXBC5HXPTJPJZOA5AN3P35IRQQC","54UFWEVZ7PP2P3EQBPONJJ4Q3MKITLA2GOJY652TGQR34DNEF65QC","6YXYTHFCHJVY6EAFVYME6UMQWB7GLGICNRDAJZ3EC2MH77JA2YEAC","62ZSRAF5GN3UMOY3B2XD22BK3POFOKBJ2WUEYRKOVME75VU24UQQC","7PMEO4GFIWAEZYONKVRWYLF3UPOW6JWVX6LFRAJUGRENLN2JUEFQC","PCIXQTNS34K6V672C7RFI6FM5KLPZKGDDI56TR35WCZMVUMPI2MQC"]},"hunks":[{"FileAdd":{"meta":{"basename":"wav.lua","metadata":0},"path":"wav.lua","context":[{"change":12,"pos":2}],"contents":[{"Add":{"text":"--[[","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6"}},{"Add":{"text":"\tLibrary for simple audio reading, writing and analysing.","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:64"}},{"Add":{"text":"\t","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:66"}},{"Add":{"text":"\tCopyright © 2014, Christoph \"Youka\" Spanknebel","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:115"}},{"Add":{"text":"\tPermission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the \"Software\"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:549"}},{"Add":{"text":"\tThe above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:677"}},{"Add":{"text":"\tTHE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1139"}},{"Add":{"text":"]]","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1142"}},{"Add":{"text":"wav = {","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1150"}},{"Add":{"text":"\t--[[","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1156"}},{"Add":{"text":"\t\tReads or writes audio file in WAVE format with PCM integer samples.","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1226"}},{"Add":{"text":"\t\t","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1229"}},{"Add":{"text":"\t\tFunction 'create_context' requires 2 arguments: a filename and a mode, which can be \"r\" (read) or \"w\" (write).","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1342"}},{"Add":{"text":"\t\tA call returns one table with methods depending on the used mode.","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1410"}},{"Add":{"text":"\t\tOn reading, following methods are callable:","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1456"}},{"Add":{"text":"\t\t- get_filename()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1475"}},{"Add":{"text":"\t\t- get_mode()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1490"}},{"Add":{"text":"\t\t- get_file_size()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1510"}},{"Add":{"text":"\t\t- get_channels_number()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1536"}},{"Add":{"text":"\t\t- get_sample_rate()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1558"}},{"Add":{"text":"\t\t- get_byte_rate()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1578"}},{"Add":{"text":"\t\t- get_block_align()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1600"}},{"Add":{"text":"\t\t- get_bits_per_sample()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1626"}},{"Add":{"text":"\t\t- get_samples_per_channel()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1656"}},{"Add":{"text":"\t\t- get_sample_from_ms(ms)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1683"}},{"Add":{"text":"\t\t- get_ms_from_sample(sample)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1714"}},{"Add":{"text":"\t\t- get_min_max_amplitude()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1742"}},{"Add":{"text":"\t\t- get_position()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1761"}},{"Add":{"text":"\t\t- set_position(pos)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1783"}},{"Add":{"text":"\t\t- get_samples_interlaced(n)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1813"}},{"Add":{"text":"\t\t- get_samples(n)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1832"}},{"Add":{"text":"\t\tOn writing, following methods are callable:","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1878"}},{"Add":{"text":"\t\t- get_filename()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1897"}},{"Add":{"text":"\t\t- get_mode()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1912"}},{"Add":{"text":"\t\t- init(channels_number, sample_rate, bits_per_sample)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:1968"}},{"Add":{"text":"\t\t- write_samples_interlaced(samples)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2006"}},{"Add":{"text":"\t\t- finish()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2019"}},{"Add":{"text":"\t\t","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2022"}},{"Add":{"text":"\t\t(WAVE format: https://ccrma.stanford.edu/courses/422/projects/WaveFormat/)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2099"}},{"Add":{"text":"\t]]","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2103"}},{"Add":{"text":"\tcreate_context = function(filename, mode)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2146"}},{"Add":{"text":"\t\t-- Check function parameters","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2177"}},{"Add":{"text":"\t\tif type(filename) ~= \"string\" or not (mode == \"r\" or mode == \"w\") then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2250"}},{"Add":{"text":"\t\t\terror(\"invalid function parameters, expected filename and mode \\\"r\\\" or \\\"w\\\"\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2336"}},{"Add":{"text":"\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2342"}},{"Add":{"text":"\t\t-- Audio file handle","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2365"}},{"Add":{"text":"\t\tlocal file = io.open(filename, mode == \"r\" and \"rb\" or \"wb\")","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2428"}},{"Add":{"text":"\t\tif not file then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2447"}},{"Add":{"text":"\t\t\terror(string.format(\"couldn't open file %q\", filename), 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2509"}},{"Add":{"text":"\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2515"}},{"Add":{"text":"\t\t-- Byte-string(unsigend integer,little endian)<->Lua-number converters","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2588"}},{"Add":{"text":"\t\tlocal function bton(s)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2613"}},{"Add":{"text":"\t\t\tlocal bytes = {s:byte(1,#s)}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2645"}},{"Add":{"text":"\t\t\tlocal n, bytes_n = 0, #bytes","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2677"}},{"Add":{"text":"\t\t\tfor i = 0, bytes_n-1 do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2704"}},{"Add":{"text":"\t\t\t\tn = n + bytes[1+i] * 2^(i*8)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2737"}},{"Add":{"text":"\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2744"}},{"Add":{"text":"\t\t\treturn n","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2756"}},{"Add":{"text":"\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2762"}},{"Add":{"text":"\t\tlocal unpack = table.unpack or unpack\t-- Lua 5.1 or 5.2 table unpacker","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2835"}},{"Add":{"text":"\t\tlocal function ntob(n, len)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2865"}},{"Add":{"text":"\t\t\tlocal n, bytes = math.max(math.floor(n), 0), {}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2916"}},{"Add":{"text":"\t\t\tfor i=1, len do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2935"}},{"Add":{"text":"\t\t\t\tbytes[i] = n % 256","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2958"}},{"Add":{"text":"\t\t\t\tn = math.floor(n / 256)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2986"}},{"Add":{"text":"\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:2993"}},{"Add":{"text":"\t\t\treturn string.char(unpack(bytes))","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3030"}},{"Add":{"text":"\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3036"}},{"Add":{"text":"\t\t-- Check for integer","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3059"}},{"Add":{"text":"\t\tlocal function isint(n)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3085"}},{"Add":{"text":"\t\t\treturn type(n) == \"number\" and n == math.floor(n)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3138"}},{"Add":{"text":"\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3144"}},{"Add":{"text":"\t\t-- Initialize read process","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3173"}},{"Add":{"text":"\t\tif mode == \"r\" then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3195"}},{"Add":{"text":"\t\t\t-- Audio meta informations","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3225"}},{"Add":{"text":"\t\t\tlocal file_size, channels_number, sample_rate, byte_rate, block_align, bits_per_sample, samples_per_channel","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3336"}},{"Add":{"text":"\t\t\t-- Audio samples file area","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3366"}},{"Add":{"text":"\t\t\tlocal data_begin, data_end","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3396"}},{"Add":{"text":"\t\t\t-- Read file type","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3417"}},{"Add":{"text":"\t\t\tif file:read(4) ~= \"RIFF\" then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3451"}},{"Add":{"text":"\t\t\t\terror(\"not a RIFF file\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3483"}},{"Add":{"text":"\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3490"}},{"Add":{"text":"\t\t\tfile_size = file:read(4)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3518"}},{"Add":{"text":"\t\t\tif not file_size then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3543"}},{"Add":{"text":"\t\t\t\terror(\"file header incomplete (file size)\")","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3591"}},{"Add":{"text":"\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3598"}},{"Add":{"text":"\t\t\tfile_size = bton(file_size) + 8","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3633"}},{"Add":{"text":"\t\t\tif file:read(4) ~= \"WAVE\" then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3667"}},{"Add":{"text":"\t\t\t\terror(\"not a WAVE file\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3699"}},{"Add":{"text":"\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3706"}},{"Add":{"text":"\t\t\t-- Read file chunks","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3729"}},{"Add":{"text":"\t\t\tlocal chunk_id, chunk_size","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3759"}},{"Add":{"text":"\t\t\twhile true do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3776"}},{"Add":{"text":"\t\t\t\t-- Read chunk header","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3801"}},{"Add":{"text":"\t\t\t\tchunk_id, chunk_size = file:read(4), file:read(4)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3855"}},{"Add":{"text":"\t\t\t\tif not chunk_size then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3882"}},{"Add":{"text":"\t\t\t\t\tbreak","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3893"}},{"Add":{"text":"\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3901"}},{"Add":{"text":"\t\t\t\tchunk_size = bton(chunk_size)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3935"}},{"Add":{"text":"\t\t\t\t-- Identify chunk type","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3962"}},{"Add":{"text":"\t\t\t\tif chunk_id == \"fmt \" then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:3993"}},{"Add":{"text":"\t\t\t\t\t-- Read format informations","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4026"}},{"Add":{"text":"\t\t\t\t\tlocal bytes = file:read(2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4058"}},{"Add":{"text":"\t\t\t\t\tif not bytes or bton(bytes) ~= 1 then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4101"}},{"Add":{"text":"\t\t\t\t\t\terror(\"data must be in PCM format\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4146"}},{"Add":{"text":"\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4155"}},{"Add":{"text":"\t\t\t\t\tbytes = file:read(2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4181"}},{"Add":{"text":"\t\t\t\t\tif not bytes then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4204"}},{"Add":{"text":"\t\t\t\t\t\terror(\"channels number not found\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4248"}},{"Add":{"text":"\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4257"}},{"Add":{"text":"\t\t\t\t\tchannels_number = bton(bytes)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4292"}},{"Add":{"text":"\t\t\t\t\tbytes = file:read(4)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4318"}},{"Add":{"text":"\t\t\t\t\tif not bytes then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4341"}},{"Add":{"text":"\t\t\t\t\t\terror(\"sample rate not found\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4381"}},{"Add":{"text":"\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4390"}},{"Add":{"text":"\t\t\t\t\tsample_rate = bton(bytes)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4421"}},{"Add":{"text":"\t\t\t\t\tbytes = file:read(4)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4447"}},{"Add":{"text":"\t\t\t\t\tif not bytes then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4470"}},{"Add":{"text":"\t\t\t\t\t\terror(\"byte rate not found\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4508"}},{"Add":{"text":"\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4517"}},{"Add":{"text":"\t\t\t\t\tbyte_rate = bton(bytes)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4546"}},{"Add":{"text":"\t\t\t\t\tbytes = file:read(2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4572"}},{"Add":{"text":"\t\t\t\t\tif not bytes then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4595"}},{"Add":{"text":"\t\t\t\t\t\terror(\"block align not found\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4635"}},{"Add":{"text":"\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4644"}},{"Add":{"text":"\t\t\t\t\tblock_align = bton(bytes)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4675"}},{"Add":{"text":"\t\t\t\t\tbytes = file:read(2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4701"}},{"Add":{"text":"\t\t\t\t\tif not bytes then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4724"}},{"Add":{"text":"\t\t\t\t\t\terror(\"bits per sample not found\")","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4765"}},{"Add":{"text":"\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4774"}},{"Add":{"text":"\t\t\t\t\tbits_per_sample = bton(bytes)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4809"}},{"Add":{"text":"\t\t\t\t\tif bits_per_sample ~= 8 and bits_per_sample ~= 16 and bits_per_sample ~= 24 and bits_per_sample ~= 32 then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4921"}},{"Add":{"text":"\t\t\t\t\t\terror(\"bits per sample must be 8, 16, 24 or 32\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4979"}},{"Add":{"text":"\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:4988"}},{"Add":{"text":"\t\t\t\t\tfile:seek(\"cur\", chunk_size-16)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5025"}},{"Add":{"text":"\t\t\t\telseif chunk_id == \"data\" then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5060"}},{"Add":{"text":"\t\t\t\t\t-- Read samples","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5081"}},{"Add":{"text":"\t\t\t\t\tif not block_align then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5110"}},{"Add":{"text":"\t\t\t\t\t\terror(\"format informations must be defined before sample data\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5183"}},{"Add":{"text":"\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5192"}},{"Add":{"text":"\t\t\t\t\tsamples_per_channel = chunk_size / block_align","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5244"}},{"Add":{"text":"\t\t\t\t\tdata_begin = file:seek()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5274"}},{"Add":{"text":"\t\t\t\t\tdata_end = data_begin + chunk_size","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5314"}},{"Add":{"text":"\t\t\t\t\tbreak\t-- Stop here for later reading","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5356"}},{"Add":{"text":"\t\t\t\telse","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5365"}},{"Add":{"text":"\t\t\t\t\t-- Skip chunk","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5384"}},{"Add":{"text":"\t\t\t\t\tfile:seek(\"cur\", chunk_size)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5418"}},{"Add":{"text":"\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5426"}},{"Add":{"text":"\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5433"}},{"Add":{"text":"\t\t\t-- Enough informations available?","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5470"}},{"Add":{"text":"\t\t\tif not bits_per_sample then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5501"}},{"Add":{"text":"\t\t\t\terror(\"no format informations found\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5546"}},{"Add":{"text":"\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5553"}},{"Add":{"text":"\t\t\t-- Return audio handler","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5580"}},{"Add":{"text":"\t\t\tlocal obj","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5593"}},{"Add":{"text":"\t\t\tobj = {","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5604"}},{"Add":{"text":"\t\t\t\tget_filename = function()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5634"}},{"Add":{"text":"\t\t\t\t\treturn filename","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5655"}},{"Add":{"text":"\t\t\t\tend,","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5664"}},{"Add":{"text":"\t\t\t\tget_mode = function()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5690"}},{"Add":{"text":"\t\t\t\t\treturn mode","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5707"}},{"Add":{"text":"\t\t\t\tend,","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5716"}},{"Add":{"text":"\t\t\t\tget_file_size = function()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5747"}},{"Add":{"text":"\t\t\t\t\treturn file_size","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5769"}},{"Add":{"text":"\t\t\t\tend,","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5778"}},{"Add":{"text":"\t\t\t\tget_channels_number = function()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5815"}},{"Add":{"text":"\t\t\t\t\treturn channels_number","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5843"}},{"Add":{"text":"\t\t\t\tend,","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5852"}},{"Add":{"text":"\t\t\t\tget_sample_rate = function()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5885"}},{"Add":{"text":"\t\t\t\t\treturn sample_rate","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5909"}},{"Add":{"text":"\t\t\t\tend,","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5918"}},{"Add":{"text":"\t\t\t\tget_byte_rate = function()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5949"}},{"Add":{"text":"\t\t\t\t\treturn byte_rate","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5971"}},{"Add":{"text":"\t\t\t\tend,","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:5980"}},{"Add":{"text":"\t\t\t\tget_block_align = function()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6013"}},{"Add":{"text":"\t\t\t\t\treturn block_align","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6037"}},{"Add":{"text":"\t\t\t\tend,","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6046"}},{"Add":{"text":"\t\t\t\tget_bits_per_sample = function()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6083"}},{"Add":{"text":"\t\t\t\t\treturn bits_per_sample","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6111"}},{"Add":{"text":"\t\t\t\tend,","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6120"}},{"Add":{"text":"\t\t\t\tget_samples_per_channel = function()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6161"}},{"Add":{"text":"\t\t\t\t\treturn samples_per_channel","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6193"}},{"Add":{"text":"\t\t\t\tend,","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6202"}},{"Add":{"text":"\t\t\t\tget_sample_from_ms = function(ms)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6240"}},{"Add":{"text":"\t\t\t\t\tif not isint(ms) or ms < 0 then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6277"}},{"Add":{"text":"\t\t\t\t\t\terror(\"positive integer expected\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6321"}},{"Add":{"text":"\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6330"}},{"Add":{"text":"\t\t\t\t\treturn ms * 0.001 * sample_rate","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6367"}},{"Add":{"text":"\t\t\t\tend,","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6376"}},{"Add":{"text":"\t\t\t\tget_ms_from_sample = function(sample)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6418"}},{"Add":{"text":"\t\t\t\t\tif not isint(sample) or sample < 0 then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6463"}},{"Add":{"text":"\t\t\t\t\t\terror(\"positive integer expected\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6507"}},{"Add":{"text":"\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6516"}},{"Add":{"text":"\t\t\t\t\treturn sample / sample_rate * 1000","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6556"}},{"Add":{"text":"\t\t\t\tend,","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6565"}},{"Add":{"text":"\t\t\t\tget_min_max_amplitude = function()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6604"}},{"Add":{"text":"\t\t\t\t\tlocal half_level = 2^bits_per_sample / 2","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6650"}},{"Add":{"text":"\t\t\t\t\treturn -half_level, half_level - 1","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6690"}},{"Add":{"text":"\t\t\t\tend,","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6699"}},{"Add":{"text":"\t\t\t\tget_position = function()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6729"}},{"Add":{"text":"\t\t\t\t\tif not data_begin then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6757"}},{"Add":{"text":"\t\t\t\t\t\terror(\"no samples available\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6796"}},{"Add":{"text":"\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6805"}},{"Add":{"text":"\t\t\t\t\treturn (file:seek() - data_begin) / block_align","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6858"}},{"Add":{"text":"\t\t\t\tend,","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6867"}},{"Add":{"text":"\t\t\t\tset_position = function(pos)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6900"}},{"Add":{"text":"\t\t\t\t\tif not isint(pos) or pos < 0 then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6939"}},{"Add":{"text":"\t\t\t\t\t\terror(\"positive integer expected\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:6983"}},{"Add":{"text":"\t\t\t\t\telseif not data_begin then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7015"}},{"Add":{"text":"\t\t\t\t\t\terror(\"no samples available\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7054"}},{"Add":{"text":"\t\t\t\t\telseif data_begin + pos * block_align > data_end then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7113"}},{"Add":{"text":"\t\t\t\t\t\terror(\"tried to set position behind data end\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7169"}},{"Add":{"text":"\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7178"}},{"Add":{"text":"\t\t\t\t\tfile:seek(\"set\", data_begin + pos * block_align)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7232"}},{"Add":{"text":"\t\t\t\tend,","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7241"}},{"Add":{"text":"\t\t\t\tget_samples_interlaced = function(n)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7282"}},{"Add":{"text":"\t\t\t\t\tif not isint(n) or n <= 0 then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7318"}},{"Add":{"text":"\t\t\t\t\t\terror(\"positive integer greater zero expected\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7375"}},{"Add":{"text":"\t\t\t\t\telseif not data_begin then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7407"}},{"Add":{"text":"\t\t\t\t\t\terror(\"no samples available\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7446"}},{"Add":{"text":"\t\t\t\t\telseif file:seek() + n * block_align > data_end then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7504"}},{"Add":{"text":"\t\t\t\t\t\terror(\"tried to read over data end\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7550"}},{"Add":{"text":"\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7559"}},{"Add":{"text":"\t\t\t\t\tlocal bytes, sample, output = file:read(n * block_align), nil, {n = 0}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7635"}},{"Add":{"text":"\t\t\t\t\tlocal bytes_n = #bytes","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7663"}},{"Add":{"text":"\t\t\t\t\tif bits_per_sample == 8 then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7697"}},{"Add":{"text":"\t\t\t\t\t\tfor i=1, bytes_n, 1 do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7726"}},{"Add":{"text":"\t\t\t\t\t\t\tsample = bton(bytes:sub(i,i))","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7763"}},{"Add":{"text":"\t\t\t\t\t\t\toutput.n = output.n + 1","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7794"}},{"Add":{"text":"\t\t\t\t\t\t\toutput[output.n] = sample > 127 and sample - 256 or sample","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7860"}},{"Add":{"text":"\t\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7870"}},{"Add":{"text":"\t\t\t\t\telseif bits_per_sample == 16 then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7909"}},{"Add":{"text":"\t\t\t\t\t\tfor i=1, bytes_n, 2 do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7938"}},{"Add":{"text":"\t\t\t\t\t\t\tsample = bton(bytes:sub(i,i+1))","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:7977"}},{"Add":{"text":"\t\t\t\t\t\t\toutput.n = output.n + 1","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8008"}},{"Add":{"text":"\t\t\t\t\t\t\toutput[output.n] = sample > 32767 and sample - 65536 or sample","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8078"}},{"Add":{"text":"\t\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8088"}},{"Add":{"text":"\t\t\t\t\telseif bits_per_sample == 24 then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8127"}},{"Add":{"text":"\t\t\t\t\t\tfor i=1, bytes_n, 3 do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8156"}},{"Add":{"text":"\t\t\t\t\t\t\tsample = bton(bytes:sub(i,i+2))","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8195"}},{"Add":{"text":"\t\t\t\t\t\t\toutput.n = output.n + 1","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8226"}},{"Add":{"text":"\t\t\t\t\t\t\toutput[output.n] = sample > 8388607 and sample - 16777216 or sample","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8301"}},{"Add":{"text":"\t\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8311"}},{"Add":{"text":"\t\t\t\t\telse\t-- if bits_per_sample == 32 then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8354"}},{"Add":{"text":"\t\t\t\t\t\tfor i=1, bytes_n, 4 do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8383"}},{"Add":{"text":"\t\t\t\t\t\t\tsample = bton(bytes:sub(i,i+3))","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8422"}},{"Add":{"text":"\t\t\t\t\t\t\toutput.n = output.n + 1","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8453"}},{"Add":{"text":"\t\t\t\t\t\t\toutput[output.n] = sample > 2147483647 and sample - 4294967296 or sample","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8533"}},{"Add":{"text":"\t\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8543"}},{"Add":{"text":"\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8552"}},{"Add":{"text":"\t\t\t\t\treturn output","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8571"}},{"Add":{"text":"\t\t\t\tend,","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8580"}},{"Add":{"text":"\t\t\t\tget_samples = function(n)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8610"}},{"Add":{"text":"\t\t\t\t\tlocal success, samples = pcall(obj.get_samples_interlaced, n)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8677"}},{"Add":{"text":"\t\t\t\t\tif not success then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8702"}},{"Add":{"text":"\t\t\t\t\t\terror(samples, 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8726"}},{"Add":{"text":"\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8735"}},{"Add":{"text":"\t\t\t\t\tlocal output, channel_samples = {n = channels_number}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8794"}},{"Add":{"text":"\t\t\t\t\tfor c=1, output.n do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8820"}},{"Add":{"text":"\t\t\t\t\t\tchannel_samples = {n = samples.n / channels_number}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8878"}},{"Add":{"text":"\t\t\t\t\t\tfor s=1, channel_samples.n do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8914"}},{"Add":{"text":"\t\t\t\t\t\t\tchannel_samples[s] = samples[c + (s-1) * channels_number]","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8979"}},{"Add":{"text":"\t\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:8989"}},{"Add":{"text":"\t\t\t\t\t\toutput[c] = channel_samples","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9023"}},{"Add":{"text":"\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9032"}},{"Add":{"text":"\t\t\t\t\treturn output","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9051"}},{"Add":{"text":"\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9059"}},{"Add":{"text":"\t\t\t}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9064"}},{"Add":{"text":"\t\t\treturn obj","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9078"}},{"Add":{"text":"\t\t-- Initialize write process","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9108"}},{"Add":{"text":"\t\telse","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9115"}},{"Add":{"text":"\t\t\t-- Audio meta informations","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9145"}},{"Add":{"text":"\t\t\tlocal channels_number_private, bytes_per_sample","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9196"}},{"Add":{"text":"\t\t\t-- Return audio handler","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9223"}},{"Add":{"text":"\t\t\treturn {","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9235"}},{"Add":{"text":"\t\t\t\tget_filename = function()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9265"}},{"Add":{"text":"\t\t\t\t\treturn filename","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9286"}},{"Add":{"text":"\t\t\t\tend,","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9295"}},{"Add":{"text":"\t\t\t\tget_mode = function()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9321"}},{"Add":{"text":"\t\t\t\t\treturn mode","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9338"}},{"Add":{"text":"\t\t\t\tend,","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9347"}},{"Add":{"text":"\t\t\t\tinit = function(channels_number, sample_rate, bits_per_sample)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9414"}},{"Add":{"text":"\t\t\t\t\t-- Check function parameters","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9448"}},{"Add":{"text":"\t\t\t\t\tif not isint(channels_number) or channels_number < 1 or","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9509"}},{"Add":{"text":"\t\t\t\t\t\tnot isint(sample_rate) or sample_rate < 2 or","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9560"}},{"Add":{"text":"\t\t\t\t\t\tnot (bits_per_sample == 8 or bits_per_sample == 16 or bits_per_sample == 24 or bits_per_sample == 32) then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9673"}},{"Add":{"text":"\t\t\t\t\t\terror(\"valid channels number, sample rate and bits per sample expected\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9755"}},{"Add":{"text":"\t\t\t\t\t-- Already finished?","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9781"}},{"Add":{"text":"\t\t\t\t\telseif not file then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9807"}},{"Add":{"text":"\t\t\t\t\t\terror(\"already finished\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9842"}},{"Add":{"text":"\t\t\t\t\t-- Already initialized?","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9871"}},{"Add":{"text":"\t\t\t\t\telseif file:seek() > 0 then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9904"}},{"Add":{"text":"\t\t\t\t\t\terror(\"already initialized\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9942"}},{"Add":{"text":"\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9951"}},{"Add":{"text":"\t\t\t\t\t-- Write file type","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:9975"}},{"Add":{"text":"\t\t\t\t\tfile:write(\"RIFF????WAVE\")\t-- file size to insert later","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:10036"}},{"Add":{"text":"\t\t\t\t\t-- Write format chunk","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:10063"}},{"Add":{"text":"\t\t\t\t\tfile:write(\"fmt \",","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:10087"}},{"Add":{"text":"\t\t\t\t\t\t\t\tntob(16, 4),","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:10108"}},{"Add":{"text":"\t\t\t\t\t\t\t\tntob(1, 2),","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:10128"}},{"Add":{"text":"\t\t\t\t\t\t\t\tntob(channels_number, 2),","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:10162"}},{"Add":{"text":"\t\t\t\t\t\t\t\tntob(sample_rate, 4),","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:10192"}},{"Add":{"text":"\t\t\t\t\t\t\t\tntob(sample_rate * channels_number * (bits_per_sample / 8), 4),","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:10264"}},{"Add":{"text":"\t\t\t\t\t\t\t\tntob(channels_number * (bits_per_sample / 8), 2),","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:10322"}},{"Add":{"text":"\t\t\t\t\t\t\t\tntob(bits_per_sample, 2))","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:10356"}},{"Add":{"text":"\t\t\t\t\t-- Write data chunk (so far)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:10390"}},{"Add":{"text":"\t\t\t\t\tfile:write(\"data????\")\t-- data size to insert later","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:10447"}},{"Add":{"text":"\t\t\t\t\t-- Set format memory","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:10473"}},{"Add":{"text":"\t\t\t\t\tchannels_number_private, bytes_per_sample = channels_number, bits_per_sample / 8","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:10559"}},{"Add":{"text":"\t\t\t\tend,","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:10568"}},{"Add":{"text":"\t\t\t\twrite_samples_interlaced = function(samples)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:10617"}},{"Add":{"text":"\t\t\t\t\t-- Check function parameters","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:10651"}},{"Add":{"text":"\t\t\t\t\tif type(samples) ~= \"table\" then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:10689"}},{"Add":{"text":"\t\t\t\t\t\terror(\"samples table expected\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:10730"}},{"Add":{"text":"\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:10739"}},{"Add":{"text":"\t\t\t\t\tlocal samples_n = #samples","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:10771"}},{"Add":{"text":"\t\t\t\t\tif samples_n == 0 or samples_n % channels_number_private ~= 0 then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:10843"}},{"Add":{"text":"\t\t\t\t\t\terror(\"valid number of samples expected (multiple of channels)\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:10917"}},{"Add":{"text":"\t\t\t\t\t-- Already finished?","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:10943"}},{"Add":{"text":"\t\t\t\t\telseif not file then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:10969"}},{"Add":{"text":"\t\t\t\t\t\terror(\"already finished\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11004"}},{"Add":{"text":"\t\t\t\t\t-- Already initialized?","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11033"}},{"Add":{"text":"\t\t\t\t\telseif file:seek() == 0 then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11067"}},{"Add":{"text":"\t\t\t\t\t\terror(\"initialize before writing samples\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11119"}},{"Add":{"text":"\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11128"}},{"Add":{"text":"\t\t\t\t\t-- All samples are numbers?","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11161"}},{"Add":{"text":"\t\t\t\t\tfor i=1, samples_n do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11188"}},{"Add":{"text":"\t\t\t\t\t\tif type(samples[i]) ~= \"number\" then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11231"}},{"Add":{"text":"\t\t\t\t\t\t\terror(\"samples have to be numbers\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11277"}},{"Add":{"text":"\t\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11287"}},{"Add":{"text":"\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11296"}},{"Add":{"text":"\t\t\t\t\t-- Write samples to file","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11326"}},{"Add":{"text":"\t\t\t\t\tlocal sample","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11344"}},{"Add":{"text":"\t\t\t\t\tif bytes_per_sample == 1 then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11379"}},{"Add":{"text":"\t\t\t\t\t\tfor i=1, samples_n do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11407"}},{"Add":{"text":"\t\t\t\t\t\t\tsample = samples[i]","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11434"}},{"Add":{"text":"\t\t\t\t\t\t\tfile:write(ntob(sample < 0 and sample + 256 or sample, 1))","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11500"}},{"Add":{"text":"\t\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11510"}},{"Add":{"text":"\t\t\t\t\telseif bytes_per_sample == 2 then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11549"}},{"Add":{"text":"\t\t\t\t\t\tfor i=1, samples_n do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11577"}},{"Add":{"text":"\t\t\t\t\t\t\tsample = samples[i]","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11604"}},{"Add":{"text":"\t\t\t\t\t\t\tfile:write(ntob(sample < 0 and sample + 65536 or sample, 2))","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11672"}},{"Add":{"text":"\t\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11682"}},{"Add":{"text":"\t\t\t\t\telseif bytes_per_sample == 3 then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11721"}},{"Add":{"text":"\t\t\t\t\t\tfor i=1, samples_n do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11749"}},{"Add":{"text":"\t\t\t\t\t\t\tsample = samples[i]","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11776"}},{"Add":{"text":"\t\t\t\t\t\t\tfile:write(ntob(sample < 0 and sample + 16777216 or sample, 3))","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11847"}},{"Add":{"text":"\t\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11857"}},{"Add":{"text":"\t\t\t\t\telse\t-- if bytes_per_sample == 4 then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11900"}},{"Add":{"text":"\t\t\t\t\t\tfor i=1, samples_n do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11928"}},{"Add":{"text":"\t\t\t\t\t\t\tsample = samples[i]","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:11955"}},{"Add":{"text":"\t\t\t\t\t\t\tfile:write(ntob(sample < 0 and sample + 4294967296 or sample, 4))","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12028"}},{"Add":{"text":"\t\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12038"}},{"Add":{"text":"\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12047"}},{"Add":{"text":"\t\t\t\tend,","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12056"}},{"Add":{"text":"\t\t\t\tfinish = function()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12080"}},{"Add":{"text":"\t\t\t\t\t-- Already finished?","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12106"}},{"Add":{"text":"\t\t\t\t\tif not file then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12128"}},{"Add":{"text":"\t\t\t\t\t\terror(\"already finished\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12163"}},{"Add":{"text":"\t\t\t\t\t-- Already initialized?","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12192"}},{"Add":{"text":"\t\t\t\t\telseif file:seek() == 0 then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12226"}},{"Add":{"text":"\t\t\t\t\t\terror(\"initialize before finishing\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12272"}},{"Add":{"text":"\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12281"}},{"Add":{"text":"\t\t\t\t\t-- Get file size","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12303"}},{"Add":{"text":"\t\t\t\t\tlocal file_size = file:seek()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12338"}},{"Add":{"text":"\t\t\t\t\t-- Save file size","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12361"}},{"Add":{"text":"\t\t\t\t\tfile:seek(\"set\", 4)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12386"}},{"Add":{"text":"\t\t\t\t\tfile:write(ntob(file_size - 8, 4))","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12426"}},{"Add":{"text":"\t\t\t\t\t-- Save data size","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12449"}},{"Add":{"text":"\t\t\t\t\tfile:seek(\"set\", 40)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12475"}},{"Add":{"text":"\t\t\t\t\tfile:write(ntob(file_size - 44, 4))","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12516"}},{"Add":{"text":"\t\t\t\t\t-- Finalize file for secure reading","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12557"}},{"Add":{"text":"\t\t\t\t\tfile:close()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12575"}},{"Add":{"text":"\t\t\t\t\tfile = nil","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12591"}},{"Add":{"text":"\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12599"}},{"Add":{"text":"\t\t\t}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12604"}},{"Add":{"text":"\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12610"}},{"Add":{"text":"\tend,","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12616"}},{"Add":{"text":"\t--[[","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12622"}},{"Add":{"text":"\t\tAnalyses frequencies of audio samples.","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12663"}},{"Add":{"text":"\t\t","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12666"}},{"Add":{"text":"\t\tFunction 'create_frequency_analyzer' requires 2 arguments: a table with audio samples and the relating sample rate.","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12784"}},{"Add":{"text":"\t\tA call returns one table with following methods:","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12835"}},{"Add":{"text":"\t\t- get_frequencies()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12857"}},{"Add":{"text":"\t\t- get_frequency_weight(freq)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12888"}},{"Add":{"text":"\t\t- get_frequency_range_weight(freq_min, freq_max)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12939"}},{"Add":{"text":"\t\t","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:12942"}},{"Add":{"text":"\t\t(FFT: http://www.relisoft.com/science/physics/fft.html)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13000"}},{"Add":{"text":"\t]]","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13004"}},{"Add":{"text":"\tcreate_frequency_analyzer = function(samples, sample_rate)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13064"}},{"Add":{"text":"\t\t-- Check function parameters","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13095"}},{"Add":{"text":"\t\tif type(samples) ~= \"table\" or","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13128"}},{"Add":{"text":"\t\t\ttype(sample_rate) ~= \"number\" or sample_rate ~= math.floor(sample_rate) or sample_rate < 2 then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13227"}},{"Add":{"text":"\t\t\terror(\"samples table and sample rate expected\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13281"}},{"Add":{"text":"\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13287"}},{"Add":{"text":"\t\tlocal samples_n = #samples","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13316"}},{"Add":{"text":"\t\tif samples_n ~= math.ceil_pow2(samples_n) then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13365"}},{"Add":{"text":"\t\t\terror(\"table size has to be a power of two\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13416"}},{"Add":{"text":"\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13422"}},{"Add":{"text":"\t\tfor _, sample in ipairs(samples) do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13460"}},{"Add":{"text":"\t\t\tif type(sample) ~= \"number\" then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13496"}},{"Add":{"text":"\t\t\t\terror(\"table has only to contain numbers\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13546"}},{"Add":{"text":"\t\t\telseif sample > 1 or sample < -1 then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13587"}},{"Add":{"text":"\t\t\t\terror(\"numbers should be normalized / limited to -1 until 1\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13656"}},{"Add":{"text":"\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13663"}},{"Add":{"text":"\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13669"}},{"Add":{"text":"\t\t-- Complex numbers","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13690"}},{"Add":{"text":"\t\tlocal complex_t","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13708"}},{"Add":{"text":"\t\tdo","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13713"}},{"Add":{"text":"\t\t\tlocal complex = {}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13735"}},{"Add":{"text":"\t\t\tlocal function tocomplex(a, b)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13769"}},{"Add":{"text":"\t\t\t\tif getmetatable(b) ~= complex then return a, {r = b, i = 0}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13833"}},{"Add":{"text":"\t\t\t\telseif getmetatable(a) ~= complex then return {r = a, i = 0}, b","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13901"}},{"Add":{"text":"\t\t\t\telse return a, b end","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13926"}},{"Add":{"text":"\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13933"}},{"Add":{"text":"\t\t\tcomplex.__add = function(a, b)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:13967"}},{"Add":{"text":"\t\t\t\tlocal c1, c2 = tocomplex(a, b)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14002"}},{"Add":{"text":"\t\t\t\treturn setmetatable({r = c1.r + c2.r, i = c1.i + c2.i}, complex)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14071"}},{"Add":{"text":"\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14078"}},{"Add":{"text":"\t\t\tcomplex.__sub = function(a, b)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14112"}},{"Add":{"text":"\t\t\t\tlocal c1, c2 = tocomplex(a, b)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14147"}},{"Add":{"text":"\t\t\t\treturn setmetatable({r = c1.r - c2.r, i = c1.i - c2.i}, complex)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14216"}},{"Add":{"text":"\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14223"}},{"Add":{"text":"\t\t\tcomplex.__mul = function(a, b)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14257"}},{"Add":{"text":"\t\t\t\tlocal c1, c2 = tocomplex(a, b)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14292"}},{"Add":{"text":"\t\t\t\treturn setmetatable({r = c1.r * c2.r - c1.i * c2.i, i = c1.r * c2.i + c1.i * c2.r}, complex)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14389"}},{"Add":{"text":"\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14396"}},{"Add":{"text":"\t\t\tcomplex.__index = complex","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14425"}},{"Add":{"text":"\t\t\tcomplex_t = function(r, i)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14455"}},{"Add":{"text":"\t\t\t\treturn setmetatable({r = r, i = i}, complex)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14504"}},{"Add":{"text":"\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14511"}},{"Add":{"text":"\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14517"}},{"Add":{"text":"\t\tlocal function polar(theta)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14547"}},{"Add":{"text":"\t\t\treturn complex_t(math.cos(theta), math.sin(theta))","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14601"}},{"Add":{"text":"\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14607"}},{"Add":{"text":"\t\tlocal function magnitude(c)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14637"}},{"Add":{"text":"\t\t\treturn math.sqrt(c.r^2 + c.i^2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14672"}},{"Add":{"text":"\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14678"}},{"Add":{"text":"\t\t-- Fast Fourier Transform","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14706"}},{"Add":{"text":"\t\tlocal function fft(x)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14730"}},{"Add":{"text":"\t\t\t-- Check recursion break","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14758"}},{"Add":{"text":"\t\t\tlocal N = x.n","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14775"}},{"Add":{"text":"\t\t\tif N > 1 then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14792"}},{"Add":{"text":"\t\t\t\t-- Divide","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14806"}},{"Add":{"text":"\t\t\t\tlocal even, odd = {n = 0}, {n = 0}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14845"}},{"Add":{"text":"\t\t\t\tfor i=1, N, 2 do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14866"}},{"Add":{"text":"\t\t\t\t\teven.n = even.n + 1","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14891"}},{"Add":{"text":"\t\t\t\t\teven[even.n] = x[i]","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14916"}},{"Add":{"text":"\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14924"}},{"Add":{"text":"\t\t\t\tfor i=2, N, 2 do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14945"}},{"Add":{"text":"\t\t\t\t\todd.n = odd.n + 1","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14968"}},{"Add":{"text":"\t\t\t\t\todd[odd.n] = x[i]","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14991"}},{"Add":{"text":"\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:14999"}},{"Add":{"text":"\t\t\t\t-- Conquer","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15014"}},{"Add":{"text":"\t\t\t\tfft(even)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15028"}},{"Add":{"text":"\t\t\t\tfft(odd)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15041"}},{"Add":{"text":"\t\t\t\t--Combine","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15055"}},{"Add":{"text":"\t\t\t\tlocal t","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15067"}},{"Add":{"text":"\t\t\t\tfor k = 1, N/2 do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15089"}},{"Add":{"text":"\t\t\t\t\tt = polar(-2 * math.pi * (k-1) / N) * odd[k]","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15139"}},{"Add":{"text":"\t\t\t\t\tx[k] = even[k] + t","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15163"}},{"Add":{"text":"\t\t\t\t\tx[k+N/2] = even[k] - t","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15191"}},{"Add":{"text":"\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15199"}},{"Add":{"text":"\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15206"}},{"Add":{"text":"\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15212"}},{"Add":{"text":"\t\t-- Numbers to complex numbers","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15244"}},{"Add":{"text":"\t\tlocal data = {n = samples_n}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15275"}},{"Add":{"text":"\t\tfor i = 1, data.n do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15298"}},{"Add":{"text":"\t\t\tdata[i] = complex_t(samples[i], 0)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15336"}},{"Add":{"text":"\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15342"}},{"Add":{"text":"\t\t-- Process FFT","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15359"}},{"Add":{"text":"\t\tfft(data)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15371"}},{"Add":{"text":"\t\t-- Complex numbers to numbers","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15403"}},{"Add":{"text":"\t\tfor i = 1, data.n do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15426"}},{"Add":{"text":"\t\t\tdata[i] = magnitude(data[i])","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15458"}},{"Add":{"text":"\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15464"}},{"Add":{"text":"\t\t-- Calculate ordered frequencies","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15499"}},{"Add":{"text":"\t\tlocal frequencies, frequency_sum, sample_rate_half = {n = data.n / 2}, 0, sample_rate / 2","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15591"}},{"Add":{"text":"\t\tfor i=1, frequencies.n do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15619"}},{"Add":{"text":"\t\t\tfrequency_sum = frequency_sum + data[i]","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15662"}},{"Add":{"text":"\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15668"}},{"Add":{"text":"\t\tif frequency_sum > 0 then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15696"}},{"Add":{"text":"\t\t\tfor i=1, frequencies.n do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15725"}},{"Add":{"text":"\t\t\t\tfrequencies[i] = {freq = (i-1) / (frequencies.n-1) * sample_rate_half, weight = data[i] / frequency_sum}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15834"}},{"Add":{"text":"\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15841"}},{"Add":{"text":"\t\telse","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15848"}},{"Add":{"text":"\t\t\tfrequencies[1] = {freq = 0, weight = 1}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15891"}},{"Add":{"text":"\t\t\tfor i=2, frequencies.n do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:15920"}},{"Add":{"text":"\t\t\t\tfrequencies[i] = {freq = (i-1) / (frequencies.n-1) * sample_rate_half, weight = 0}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16007"}},{"Add":{"text":"\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16014"}},{"Add":{"text":"\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16020"}},{"Add":{"text":"\t\t-- Return frequencies getter","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16051"}},{"Add":{"text":"\t\treturn {","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16062"}},{"Add":{"text":"\t\t\tget_frequencies = function()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16094"}},{"Add":{"text":"\t\t\t\tlocal out = {n = frequencies.n}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16130"}},{"Add":{"text":"\t\t\t\tfor i=1, frequencies.n do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16160"}},{"Add":{"text":"\t\t\t\t\tout[i] = {freq = frequencies[i].freq, weight = frequencies[i].weight}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16235"}},{"Add":{"text":"\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16243"}},{"Add":{"text":"\t\t\t\treturn out","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16258"}},{"Add":{"text":"\t\t\tend,","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16266"}},{"Add":{"text":"\t\t\tget_frequency_weight = function(freq)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16307"}},{"Add":{"text":"\t\t\t\tif type(freq) ~= \"number\" or freq < 0 or freq > sample_rate_half then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16381"}},{"Add":{"text":"\t\t\t\t\terror(\"valid frequency expected\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16423"}},{"Add":{"text":"\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16431"}},{"Add":{"text":"\t\t\t\tfor i, frequency in ipairs(frequencies) do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16478"}},{"Add":{"text":"\t\t\t\t\tif frequency.freq == freq then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16514"}},{"Add":{"text":"\t\t\t\t\t\treturn frequency.weight","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16544"}},{"Add":{"text":"\t\t\t\t\telseif frequency.freq > freq then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16583"}},{"Add":{"text":"\t\t\t\t\t\tlocal frequency_last = frequencies[i-1]","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16629"}},{"Add":{"text":"\t\t\t\t\t\treturn (freq - frequency_last.freq) / (frequency.freq - frequency_last.freq) * (frequency.weight - frequency_last.weight) + frequency_last.weight","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16781"}},{"Add":{"text":"\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16790"}},{"Add":{"text":"\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16798"}},{"Add":{"text":"\t\t\tend,","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16806"}},{"Add":{"text":"\t\t\tget_frequency_range_weight = function(freq_min, freq_max)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16867"}},{"Add":{"text":"\t\t\t\tif type(freq_min) ~= \"number\" or freq_min < 0 or freq_min > sample_rate_half or","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:16951"}},{"Add":{"text":"\t\t\t\t\ttype(freq_max) ~= \"number\" or freq_max < 0 or freq_max > sample_rate_half or","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17033"}},{"Add":{"text":"\t\t\t\t\tfreq_min > freq_max then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17063"}},{"Add":{"text":"\t\t\t\t\terror(\"valid frequencies expected\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17107"}},{"Add":{"text":"\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17115"}},{"Add":{"text":"\t\t\t\tlocal weight_sum = 0","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17140"}},{"Add":{"text":"\t\t\t\tfor _, frequency in ipairs(frequencies) do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17187"}},{"Add":{"text":"\t\t\t\t\tif frequency.freq >= freq_min and frequency.freq <= freq_max then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17258"}},{"Add":{"text":"\t\t\t\t\t\tweight_sum = weight_sum + frequency.weight","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17307"}},{"Add":{"text":"\t\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17316"}},{"Add":{"text":"\t\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17324"}},{"Add":{"text":"\t\t\t\treturn weight_sum","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17346"}},{"Add":{"text":"\t\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17353"}},{"Add":{"text":"\t\t}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17357"}},{"Add":{"text":"\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17362"}},{"Add":{"text":"}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17364"}},{"Add":{"text":"","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17365"}},{"Add":{"text":"--[[","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17370"}},{"Add":{"text":"\tRounds up number to power of 2.","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17403"}},{"Add":{"text":"]]","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17406"}},{"Add":{"text":"function math.ceil_pow2(x)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17433"}},{"Add":{"text":"\tif type(x) ~= \"number\" then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17462"}},{"Add":{"text":"\t\terror(\"number expected\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17492"}},{"Add":{"text":"\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17497"}},{"Add":{"text":"\tlocal p = 2","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17510"}},{"Add":{"text":"\twhile p < x do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17526"}},{"Add":{"text":"\t\tp = p * 2","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17538"}},{"Add":{"text":"\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17543"}},{"Add":{"text":"\treturn p","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17553"}},{"Add":{"text":"end","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17557"}},{"Add":{"text":"","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17558"}},{"Add":{"text":"--[[","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17563"}},{"Add":{"text":"\tRounds down number to power of 2.","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17598"}},{"Add":{"text":"]]","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17601"}},{"Add":{"text":"function math.floor_pow2(x)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17629"}},{"Add":{"text":"\tif type(x) ~= \"number\" then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17658"}},{"Add":{"text":"\t\terror(\"number expected\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17688"}},{"Add":{"text":"\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17693"}},{"Add":{"text":"\tlocal y = math.ceil_pow2(x)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17722"}},{"Add":{"text":"\treturn x == y and x or y / 2","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17752"}},{"Add":{"text":"end","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17756"}},{"Add":{"text":"","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17757"}},{"Add":{"text":"--[[","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17762"}},{"Add":{"text":"\tRounds number nearest to power of 2.","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17800"}},{"Add":{"text":"]]","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17803"}},{"Add":{"text":"function math.round_pow2(x)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17831"}},{"Add":{"text":"\tif type(x) ~= \"number\" then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17860"}},{"Add":{"text":"\t\terror(\"number expected\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17890"}},{"Add":{"text":"\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17895"}},{"Add":{"text":"\tlocal min, max = math.floor_pow2(x), math.ceil_pow2(x)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:17951"}},{"Add":{"text":"\treturn (x - min) / (max-min) < 0.5 and min or max","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18002"}},{"Add":{"text":"end","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18006"}},{"Add":{"text":"","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18007"}},{"Add":{"text":"--[[","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18012"}},{"Add":{"text":"\tConverts samples into an ASS (Advanced Substation Alpha) subtitle shape code.","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18091"}},{"Add":{"text":"]]","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18094"}},{"Add":{"text":"function audio_to_ass(samples, wave_width, wave_height_scale, wave_thickness)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18172"}},{"Add":{"text":"\t-- Check function parameters","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18202"}},{"Add":{"text":"\tif type(samples) ~= \"table\" or not samples[1] or","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18252"}},{"Add":{"text":"\t\ttype(wave_width) ~= \"number\" or wave_width <= 0 or","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18305"}},{"Add":{"text":"\t\ttype(wave_height_scale) ~= \"number\" or","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18346"}},{"Add":{"text":"\t\ttype(wave_thickness) ~= \"number\" or wave_thickness <= 0 then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18409"}},{"Add":{"text":"\t\terror(\"samples table, positive wave width, height scale and thickness expected\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18495"}},{"Add":{"text":"\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18500"}},{"Add":{"text":"\tfor _, sample in ipairs(samples) do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18537"}},{"Add":{"text":"\t\tif type(sample) ~= \"number\" then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18572"}},{"Add":{"text":"\t\t\terror(\"table has only to contain numbers\", 2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18621"}},{"Add":{"text":"\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18627"}},{"Add":{"text":"\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18632"}},{"Add":{"text":"\t-- Better fitting forms of known variables for most use","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18689"}},{"Add":{"text":"\tlocal thick2, samples_n = wave_thickness / 2, #samples","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18745"}},{"Add":{"text":"\t-- Build shape","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18761"}},{"Add":{"text":"\tlocal shape = string.format(\"m 0 %d l\", samples[1] * wave_height_scale - thick2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18843"}},{"Add":{"text":"\tfor i=2, samples_n do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18866"}},{"Add":{"text":"\t\tshape = string.format(\"%s %d %d\", shape, (i-1) / (samples_n-1) * wave_width, samples[i] * wave_height_scale - thick2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18986"}},{"Add":{"text":"\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:18991"}},{"Add":{"text":"\tfor i=samples_n, 1, -1 do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:19018"}},{"Add":{"text":"\t\tshape = string.format(\"%s %d %d\", shape, (i-1) / (samples_n-1) * wave_width, samples[i] * wave_height_scale + thick2)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:19138"}},{"Add":{"text":"\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:19143"}},{"Add":{"text":"\treturn shape","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:19157"}},{"Add":{"text":"end","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:19161"}}]}},{"Edit":{"inode":{"change":13,"pos":2},"path":"main.lua","line":15,"atom":{"NewVertex":{"up_context":[{"change":14,"pos":9}],"down_context":[{"change":15,"pos":2068}],"flag":"BLOCK","start":19206,"end":19248,"inode":{"change":13,"pos":2}}},"contents":[{"Add":{"text":"-- specific to current app","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:19232"}},{"Add":{"text":"require 'wav'","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:19246"}},{"Add":{"text":"","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:19247"}}]}},{"Replacement":{"inode":{"change":3,"pos":10815},"path":"head","line":1,"ins":{"up_context":[{"change":3,"pos":10815}],"down_context":[],"flag":"BLOCK","start":19253,"end":19256,"inode":{"change":3,"pos":10815}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":3,"pos":10815},"to":{"change":2,"start":15,"end":18},"introduced_by":2}],"inode":{"change":3,"pos":10815}},"ins_contents":[{"Add":{"text":"174","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:19256"}}],"del_contents":[{"Del":{"text":"165","pos":"WIKPYMSPVUBU4F6NAUAM7WD7RMXCYZGWZ2Y2ZRVVQLYPYO65SQ3AC:18"}}]}},{"FileAdd":{"meta":{"basename":"0174-play","metadata":0},"path":"0174-play","context":[{"change":12,"pos":2}],"contents":[{"Add":{"text":"play = function(word_idx)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:19296"}},{"Add":{"text":"\tif Words[word_idx].recording then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:19331"}},{"Add":{"text":"\t\tPlaying_source = love.audio.newSource(Words[word_idx].recording)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:19398"}},{"Add":{"text":"\telseif love.filesystem.exists(Words[word_idx].contents..'.wav') then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:19468"}},{"Add":{"text":"\t\tWords[word_idx].recording = love.sound.newSoundData(Words[word_idx].contents..'.wav')","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:19556"}},{"Add":{"text":"\t\tPlaying_source = love.audio.newSource(Words[word_idx].recording)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:19623"}},{"Add":{"text":"\telse","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:19629"}},{"Add":{"text":"\t\tPlaying_source = love.audio.newSource('sample.wav', 'static')","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:19693"}},{"Add":{"text":"\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:19698"}},{"Add":{"text":"\tPlaying_source:play()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:19721"}},{"Add":{"text":"\tRecording_device = nil","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:19745"}},{"Add":{"text":"end","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:19749"}}]}},{"FileAdd":{"meta":{"basename":"0174-fwmanifest","metadata":0},"path":"0174-fwmanifest","context":[{"change":12,"pos":2}],"contents":[{"Add":{"text":"{\"draw_new_word_button\":117,\"Font_height\":8,\"learn_mouse_press\":57,\"Line_height\":9,\"learn_mouse_release\":58,\"Recording_device\":132,\"learn_keychord_press\":59,\"learn_text_input\":60,\"learn_key_release\":61,\"Recording_word\":138,\"on.mouse_press\":51,\"draw_record_button\":140,\"on.mouse_release\":52,\"draw_play_button\":141,\"fw_parent\":173,\"on.key_release\":55,\"on.text_input\":54,\"Cursor_word\":24,\"play\":174,\"on_new_word_button\":118,\"new_word\":64,\"on_word\":80,\"to_word_idx\":94,\"record\":172,\"draw_recording_button\":133,\"draw_playing_button\":130,\"draw_teach_word\":68,\"on\":1,\"save_wav\":171,\"on.keychord_press\":53,\"on_record\":95,\"draw_teach_screen\":110,\"teach_mouse_release\":46,\"Mode\":2,\"teach_keychord_press\":47,\"teach_mouse_press\":88,\"teach_key_release\":56,\"on_play\":96,\"teach_text_input\":49,\"fw_app\":\"spell-cards\",\"on.draw\":5,\"draw_learn_screen\":4,\"Words\":12,\"Playing_source\":126,\"on.initialize\":7}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:20671"}}]}},{"FileAdd":{"meta":{"basename":"0173-play","metadata":0},"path":"0173-play","context":[{"change":12,"pos":2}],"contents":[{"Add":{"text":"play = function(word_idx)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:20739"}},{"Add":{"text":"\tif Words[word_idx].recording then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:20774"}},{"Add":{"text":"\t\tPlaying_source = love.audio.newSource(Words[word_idx].recording)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:20841"}},{"Add":{"text":"\telseif love.filesystem.exists(Words[word_idx].contents..'.wav') then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:20911"}},{"Add":{"text":"\t\tWords[word_idx].recording = love.sound.newSoundData(Words[word_idx].contents..'.sounddata')","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:21005"}},{"Add":{"text":"\t\tPlaying_source = love.audio.newSource(Words[word_idx].recording)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:21072"}},{"Add":{"text":"\telse","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:21078"}},{"Add":{"text":"\t\tPlaying_source = love.audio.newSource('sample.wav', 'static')","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:21142"}},{"Add":{"text":"\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:21147"}},{"Add":{"text":"\tPlaying_source:play()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:21170"}},{"Add":{"text":"\tRecording_device = nil","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:21194"}},{"Add":{"text":"end","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:21198"}}]}},{"FileAdd":{"meta":{"basename":"0173-fwmanifest","metadata":0},"path":"0173-fwmanifest","context":[{"change":12,"pos":2}],"contents":[{"Add":{"text":"{\"draw_record_button\":140,\"draw_play_button\":141,\"on.mouse_press\":51,\"on.mouse_release\":52,\"fw_parent\":172,\"Playing_source\":126,\"fw_app\":\"spell-cards\",\"on.key_release\":55,\"on_new_word_button\":118,\"on.text_input\":54,\"Cursor_word\":24,\"Recording_device\":132,\"on_word\":80,\"new_word\":64,\"Recording_word\":138,\"record\":172,\"on\":1,\"on_play\":96,\"on_record\":95,\"draw_teach_word\":68,\"draw_learn_screen\":4,\"to_word_idx\":94,\"teach_mouse_press\":88,\"play\":173,\"teach_mouse_release\":46,\"draw_recording_button\":133,\"teach_keychord_press\":47,\"save_wav\":171,\"teach_key_release\":56,\"learn_keychord_press\":59,\"teach_text_input\":49,\"draw_new_word_button\":117,\"on.draw\":5,\"learn_mouse_press\":57,\"Words\":12,\"learn_mouse_release\":58,\"on.initialize\":7,\"draw_playing_button\":130,\"Font_height\":8,\"learn_text_input\":60,\"Line_height\":9,\"learn_key_release\":61,\"Mode\":2,\"draw_teach_screen\":110,\"on.keychord_press\":53}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:22120"}}]}},{"FileAdd":{"meta":{"basename":"0172-record","metadata":0},"path":"0172-record","context":[{"change":12,"pos":2}],"contents":[{"Add":{"text":"record = function(word_idx)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:22190"}},{"Add":{"text":"\tif Recording_device then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:22216"}},{"Add":{"text":"\t\tWords[word_idx].recording = Recording_device:getData()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:22273"}},{"Add":{"text":"\t\tRecording_device:stop()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:22299"}},{"Add":{"text":"\t\tif Words[word_idx].recording then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:22335"}},{"Add":{"text":"\t\t\tsave_wav(Words[word_idx].contents..'.wav', Words[word_idx].recording)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:22408"}},{"Add":{"text":"\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:22414"}},{"Add":{"text":"\t\tRecording_device = nil","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:22439"}},{"Add":{"text":"\t\tRecording_word = nil","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:22462"}},{"Add":{"text":"\t\treturn","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:22471"}},{"Add":{"text":"\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:22476"}},{"Add":{"text":"\tlocal devices = love.audio.getRecordingDevices()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:22526"}},{"Add":{"text":"\tif #devices == 0 then return end","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:22560"}},{"Add":{"text":"\tRecording_device = devices[1]","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:22591"}},{"Add":{"text":"\tRecording_device:start()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:22617"}},{"Add":{"text":"\tRecording_word = Words[word_idx]","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:22651"}},{"Add":{"text":"\tPlaying_source = nil","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:22673"}},{"Add":{"text":"end","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:22677"}}]}},{"FileAdd":{"meta":{"basename":"0172-fwmanifest","metadata":0},"path":"0172-fwmanifest","context":[{"change":12,"pos":2}],"contents":[{"Add":{"text":"{\"draw_record_button\":140,\"draw_play_button\":141,\"on.mouse_press\":51,\"on.mouse_release\":52,\"fw_parent\":171,\"Playing_source\":126,\"fw_app\":\"spell-cards\",\"on.key_release\":55,\"on_new_word_button\":118,\"on.text_input\":54,\"Cursor_word\":24,\"Recording_device\":132,\"on_word\":80,\"new_word\":64,\"Recording_word\":138,\"record\":172,\"on\":1,\"on_play\":96,\"on_record\":95,\"draw_teach_word\":68,\"draw_learn_screen\":4,\"to_word_idx\":94,\"teach_mouse_press\":88,\"play\":169,\"teach_mouse_release\":46,\"draw_recording_button\":133,\"teach_keychord_press\":47,\"save_wav\":171,\"teach_key_release\":56,\"learn_keychord_press\":59,\"teach_text_input\":49,\"draw_new_word_button\":117,\"on.draw\":5,\"learn_mouse_press\":57,\"Words\":12,\"learn_mouse_release\":58,\"on.initialize\":7,\"draw_playing_button\":130,\"Font_height\":8,\"learn_text_input\":60,\"Line_height\":9,\"learn_key_release\":61,\"Mode\":2,\"draw_teach_screen\":110,\"on.keychord_press\":53}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:23601"}}]}},{"FileAdd":{"meta":{"basename":"0171-save_wav","metadata":0},"path":"0171-save_wav","context":[{"change":12,"pos":2}],"contents":[{"Add":{"text":"save_wav = function(filename, sounddata)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:23684"}},{"Add":{"text":"\t-- credit to Intas and zorg on the LÖVE forum <3","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:23735"}},{"Add":{"text":"\t-- https://love2d.org/forums/viewtopic.php?t=86173","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:23787"}},{"Add":{"text":"\tlocal samples = {}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:23807"}},{"Add":{"text":"\tfor i = 0, sounddata:getSampleCount() - 1 do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:23853"}},{"Add":{"text":"\t\tlocal sample = sounddata:getSample(i)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:23893"}},{"Add":{"text":"\t\tlocal n","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:23903"}},{"Add":{"text":"\t\tlocal to16bit = sample * 32767","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:23936"}},{"Add":{"text":"\t\tif (to16bit > 0) then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:23960"}},{"Add":{"text":"\t\t\tn = math.floor(math.min(to16bit, 32767))","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:24004"}},{"Add":{"text":"\t\telse","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:24011"}},{"Add":{"text":"\t\t\tn = math.floor(math.max(to16bit, -32768))","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:24056"}},{"Add":{"text":"\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:24062"}},{"Add":{"text":"\t\ttable.insert(samples, n)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:24089"}},{"Add":{"text":"\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:24094"}},{"Add":{"text":"\tlocal w = wav.create_context(filename, \"w\")","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:24139"}},{"Add":{"text":"\tw.init(sounddata:getChannelCount(), sounddata:getSampleRate(), sounddata:getBitDepth())","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:24228"}},{"Add":{"text":"\tw.write_samples_interlaced(samples)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:24265"}},{"Add":{"text":"\tw.finish()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:24277"}},{"Add":{"text":"end","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:24281"}}]}},{"FileAdd":{"meta":{"basename":"0171-fwmanifest","metadata":0},"path":"0171-fwmanifest","context":[{"change":12,"pos":2}],"contents":[{"Add":{"text":"{\"draw_record_button\":140,\"draw_play_button\":141,\"on.mouse_press\":51,\"on.mouse_release\":52,\"fw_parent\":170,\"Playing_source\":126,\"fw_app\":\"spell-cards\",\"on.key_release\":55,\"on_new_word_button\":118,\"on.text_input\":54,\"Cursor_word\":24,\"Recording_device\":132,\"on_word\":80,\"new_word\":64,\"Recording_word\":138,\"record\":167,\"on\":1,\"on_play\":96,\"on_record\":95,\"draw_teach_word\":68,\"draw_learn_screen\":4,\"to_word_idx\":94,\"teach_mouse_press\":88,\"play\":169,\"teach_mouse_release\":46,\"draw_recording_button\":133,\"teach_keychord_press\":47,\"save_wav\":171,\"teach_key_release\":56,\"learn_keychord_press\":59,\"teach_text_input\":49,\"draw_new_word_button\":117,\"on.draw\":5,\"learn_mouse_press\":57,\"Words\":12,\"learn_mouse_release\":58,\"on.initialize\":7,\"draw_playing_button\":130,\"Font_height\":8,\"learn_text_input\":60,\"Line_height\":9,\"learn_key_release\":61,\"Mode\":2,\"draw_teach_screen\":110,\"on.keychord_press\":53}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:25207"}}]}},{"FileAdd":{"meta":{"basename":"0170-save_wav","metadata":0},"path":"0170-save_wav","context":[{"change":12,"pos":2}],"contents":[{"Add":{"text":"save_wav = function(filename, sounddata)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:25290"}},{"Add":{"text":"\t-- credit to Intas and zorg on the LÖVE forum <3","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:25341"}},{"Add":{"text":"\t-- https://love2d.org/forums/viewtopic.php?t=86173","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:25393"}},{"Add":{"text":"\tlocal samples = {}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:25413"}},{"Add":{"text":"\tfor i = 0, sounddata:getSampleCount() - 1 do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:25459"}},{"Add":{"text":"\t\tlocal sample = sounddata:getSample(i)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:25499"}},{"Add":{"text":"\t\tlocal n","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:25509"}},{"Add":{"text":"\t\tlocal to16bit = sample * 32767","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:25542"}},{"Add":{"text":"\t\tif (to16bit > 0) then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:25566"}},{"Add":{"text":"\t\t\tn = math.floor(math.min(to16bit, 32767))","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:25610"}},{"Add":{"text":"\t\telse","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:25617"}},{"Add":{"text":"\t\t\tn = math.floor(math.max(to16bit, -32768))","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:25662"}},{"Add":{"text":"\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:25668"}},{"Add":{"text":"\t\ttable.insert(samples, n)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:25695"}},{"Add":{"text":"\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:25700"}},{"Add":{"text":"\tlocal w = wav.create_context(\"test.wav\", \"w\")","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:25747"}},{"Add":{"text":"\tw.init(sounddata:getChannelCount(), sounddata:getSampleRate(), sounddata:getBitDepth())","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:25836"}},{"Add":{"text":"\tw.write_samples_interlaced(samples)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:25873"}},{"Add":{"text":"\tw.finish()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:25885"}},{"Add":{"text":"end","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:25889"}}]}},{"FileAdd":{"meta":{"basename":"0170-fwmanifest","metadata":0},"path":"0170-fwmanifest","context":[{"change":12,"pos":2}],"contents":[{"Add":{"text":"{\"draw_record_button\":140,\"draw_play_button\":141,\"on.mouse_press\":51,\"on.mouse_release\":52,\"fw_parent\":169,\"Playing_source\":126,\"fw_app\":\"spell-cards\",\"on.key_release\":55,\"on_new_word_button\":118,\"on.text_input\":54,\"Cursor_word\":24,\"Recording_device\":132,\"on_word\":80,\"new_word\":64,\"Recording_word\":138,\"record\":167,\"on\":1,\"on_play\":96,\"on_record\":95,\"draw_teach_word\":68,\"draw_learn_screen\":4,\"to_word_idx\":94,\"teach_mouse_press\":88,\"play\":169,\"teach_mouse_release\":46,\"draw_recording_button\":133,\"teach_keychord_press\":47,\"save_wav\":170,\"teach_key_release\":56,\"learn_keychord_press\":59,\"teach_text_input\":49,\"draw_new_word_button\":117,\"on.draw\":5,\"learn_mouse_press\":57,\"Words\":12,\"learn_mouse_release\":58,\"on.initialize\":7,\"draw_playing_button\":130,\"Font_height\":8,\"learn_text_input\":60,\"Line_height\":9,\"learn_key_release\":61,\"Mode\":2,\"draw_teach_screen\":110,\"on.keychord_press\":53}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:26815"}}]}},{"FileAdd":{"meta":{"basename":"0169-play","metadata":0},"path":"0169-play","context":[{"change":12,"pos":2}],"contents":[{"Add":{"text":"play = function(word_idx)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:26883"}},{"Add":{"text":"\tif Words[word_idx].recording then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:26918"}},{"Add":{"text":"\t\tPlaying_source = love.audio.newSource(Words[word_idx].recording)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:26985"}},{"Add":{"text":"\telseif love.filesystem.exists(Words[word_idx].contents..'.sounddata') then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:27061"}},{"Add":{"text":"\t\tWords[word_idx].recording = love.sound.newSoundData(Words[word_idx].contents..'.sounddata')","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:27155"}},{"Add":{"text":"\t\tPlaying_source = love.audio.newSource(Words[word_idx].recording)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:27222"}},{"Add":{"text":"\telse","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:27228"}},{"Add":{"text":"\t\tPlaying_source = love.audio.newSource('test.wav', 'static')","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:27290"}},{"Add":{"text":"\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:27295"}},{"Add":{"text":"\tPlaying_source:play()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:27318"}},{"Add":{"text":"\tRecording_device = nil","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:27342"}},{"Add":{"text":"end","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:27346"}}]}},{"FileAdd":{"meta":{"basename":"0169-fwmanifest","metadata":0},"path":"0169-fwmanifest","context":[{"change":12,"pos":2}],"contents":[{"Add":{"text":"{\"record\":167,\"new_word\":64,\"on\":1,\"save_wav\":168,\"on_record\":95,\"draw_teach_word\":68,\"teach_mouse_press\":88,\"teach_mouse_release\":46,\"draw_new_word_button\":117,\"draw_teach_screen\":110,\"teach_keychord_press\":47,\"draw_recording_button\":133,\"fw_parent\":168,\"on.draw\":5,\"fw_app\":\"spell-cards\",\"Words\":12,\"teach_key_release\":56,\"on.initialize\":7,\"on.keychord_press\":53,\"Font_height\":8,\"learn_mouse_press\":57,\"Line_height\":9,\"learn_mouse_release\":58,\"Mode\":2,\"learn_keychord_press\":59,\"Recording_device\":132,\"learn_text_input\":60,\"Playing_source\":126,\"learn_key_release\":61,\"Recording_word\":138,\"draw_playing_button\":130,\"teach_text_input\":49,\"on_play\":96,\"on.mouse_press\":51,\"draw_record_button\":140,\"on_new_word_button\":118,\"draw_play_button\":141,\"play\":169,\"on.mouse_release\":52,\"on.key_release\":55,\"on_word\":80,\"on.text_input\":54,\"Cursor_word\":24,\"to_word_idx\":94,\"draw_learn_screen\":4}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:28268"}}]}},{"FileAdd":{"meta":{"basename":"0168-save_wav","metadata":0},"path":"0168-save_wav","context":[{"change":12,"pos":2}],"contents":[{"Add":{"text":"save_wav = function(filename, sounddata)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:28351"}},{"Add":{"text":"\tlocal channelCount = sounddata:getChannelCount()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:28401"}},{"Add":{"text":"\tlocal sampleRate = sounddata:getSampleRate()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:28449"}},{"Add":{"text":"\tlocal bitDepth = sounddata:getBitDepth()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:28495"}},{"Add":{"text":"\tlocal samples = {}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:28515"}},{"Add":{"text":"\tfor i = 0, sounddata:getSampleCount() - 1 do","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:28561"}},{"Add":{"text":"\t\tlocal sample = sounddata:getSample(i)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:28601"}},{"Add":{"text":"\t\tlocal n","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:28611"}},{"Add":{"text":"\t\tlocal to16bit = sample * 32767","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:28644"}},{"Add":{"text":"\t\tif (to16bit > 0) then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:28668"}},{"Add":{"text":"\t\t\tn = math.floor(math.min(to16bit, 32767))","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:28712"}},{"Add":{"text":"\t\telse","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:28719"}},{"Add":{"text":"\t\t\tn = math.floor(math.max(to16bit, -32768))","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:28764"}},{"Add":{"text":"\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:28770"}},{"Add":{"text":"\t\ttable.insert(samples, n)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:28797"}},{"Add":{"text":"\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:28802"}},{"Add":{"text":"\tlocal w = wav.create_context(\"test.wav\", \"w\")","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:28849"}},{"Add":{"text":"\tw.init(channelCount, sampleRate, bitDepth)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:28893"}},{"Add":{"text":"\tw.write_samples_interlaced(samples)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:28930"}},{"Add":{"text":"\tw.finish()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:28942"}},{"Add":{"text":"end","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:28946"}}]}},{"FileAdd":{"meta":{"basename":"0168-fwmanifest","metadata":0},"path":"0168-fwmanifest","context":[{"change":12,"pos":2}],"contents":[{"Add":{"text":"{\"record\":167,\"new_word\":64,\"on\":1,\"save_wav\":168,\"on_record\":95,\"draw_teach_word\":68,\"teach_mouse_press\":88,\"teach_mouse_release\":46,\"draw_new_word_button\":117,\"draw_teach_screen\":110,\"teach_keychord_press\":47,\"draw_recording_button\":133,\"fw_parent\":167,\"on.draw\":5,\"fw_app\":\"spell-cards\",\"Words\":12,\"teach_key_release\":56,\"on.initialize\":7,\"on.keychord_press\":53,\"Font_height\":8,\"learn_mouse_press\":57,\"Line_height\":9,\"learn_mouse_release\":58,\"Mode\":2,\"learn_keychord_press\":59,\"Recording_device\":132,\"learn_text_input\":60,\"Playing_source\":126,\"learn_key_release\":61,\"Recording_word\":138,\"draw_playing_button\":130,\"teach_text_input\":49,\"on_play\":96,\"on.mouse_press\":51,\"draw_record_button\":140,\"on_new_word_button\":118,\"draw_play_button\":141,\"play\":165,\"on.mouse_release\":52,\"on.key_release\":55,\"on_word\":80,\"on.text_input\":54,\"Cursor_word\":24,\"to_word_idx\":94,\"draw_learn_screen\":4}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:29872"}}]}},{"FileAdd":{"meta":{"basename":"0167-record","metadata":0},"path":"0167-record","context":[{"change":12,"pos":2}],"contents":[{"Add":{"text":"record = function(word_idx)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:29942"}},{"Add":{"text":"\tif Recording_device then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:29968"}},{"Add":{"text":"\t\tWords[word_idx].recording = Recording_device:getData()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:30025"}},{"Add":{"text":"\t\tRecording_device:stop()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:30051"}},{"Add":{"text":"\t\tif Words[word_idx].recording then","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:30087"}},{"Add":{"text":"\t\t\tsave_wav(Words[word_idx].contents..'.sounddata', Words[word_idx].recording)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:30166"}},{"Add":{"text":"\t\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:30172"}},{"Add":{"text":"\t\tRecording_device = nil","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:30197"}},{"Add":{"text":"\t\tRecording_word = nil","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:30220"}},{"Add":{"text":"\t\treturn","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:30229"}},{"Add":{"text":"\tend","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:30234"}},{"Add":{"text":"\tlocal devices = love.audio.getRecordingDevices()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:30284"}},{"Add":{"text":"\tif #devices == 0 then return end","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:30318"}},{"Add":{"text":"\tRecording_device = devices[1]","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:30349"}},{"Add":{"text":"\tRecording_device:start()","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:30375"}},{"Add":{"text":"\tRecording_word = Words[word_idx]","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:30409"}},{"Add":{"text":"\tPlaying_source = nil","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:30431"}},{"Add":{"text":"end","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:30435"}}]}},{"FileAdd":{"meta":{"basename":"0167-fwmanifest","metadata":0},"path":"0167-fwmanifest","context":[{"change":12,"pos":2}],"contents":[{"Add":{"text":"{\"record\":167,\"new_word\":64,\"on\":1,\"save_wav\":166,\"on_record\":95,\"draw_teach_word\":68,\"teach_mouse_press\":88,\"teach_mouse_release\":46,\"draw_new_word_button\":117,\"draw_teach_screen\":110,\"teach_keychord_press\":47,\"draw_recording_button\":133,\"fw_parent\":166,\"on.draw\":5,\"fw_app\":\"spell-cards\",\"Words\":12,\"teach_key_release\":56,\"on.initialize\":7,\"on.keychord_press\":53,\"Font_height\":8,\"learn_mouse_press\":57,\"Line_height\":9,\"learn_mouse_release\":58,\"Mode\":2,\"learn_keychord_press\":59,\"Recording_device\":132,\"learn_text_input\":60,\"Playing_source\":126,\"learn_key_release\":61,\"Recording_word\":138,\"draw_playing_button\":130,\"teach_text_input\":49,\"on_play\":96,\"on.mouse_press\":51,\"draw_record_button\":140,\"on_new_word_button\":118,\"draw_play_button\":141,\"play\":165,\"on.mouse_release\":52,\"on.key_release\":55,\"on_word\":80,\"on.text_input\":54,\"Cursor_word\":24,\"to_word_idx\":94,\"draw_learn_screen\":4}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:31359"}}]}},{"FileAdd":{"meta":{"basename":"0166-save_wav","metadata":0},"path":"0166-save_wav","context":[{"change":12,"pos":2}],"contents":[{"Add":{"text":"save_wav = function(filename, soundData)","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:31442"}},{"Add":{"text":"end","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:31446"}}]}},{"FileAdd":{"meta":{"basename":"0166-fwmanifest","metadata":0},"path":"0166-fwmanifest","context":[{"change":12,"pos":2}],"contents":[{"Add":{"text":"{\"record\":162,\"new_word\":64,\"on\":1,\"save_wav\":166,\"on_record\":95,\"draw_teach_word\":68,\"teach_mouse_press\":88,\"teach_mouse_release\":46,\"draw_new_word_button\":117,\"draw_teach_screen\":110,\"teach_keychord_press\":47,\"draw_recording_button\":133,\"fw_parent\":165,\"on.draw\":5,\"fw_app\":\"spell-cards\",\"Words\":12,\"teach_key_release\":56,\"on.initialize\":7,\"on.keychord_press\":53,\"Font_height\":8,\"learn_mouse_press\":57,\"Line_height\":9,\"learn_mouse_release\":58,\"Mode\":2,\"learn_keychord_press\":59,\"Recording_device\":132,\"learn_text_input\":60,\"Playing_source\":126,\"learn_key_release\":61,\"Recording_word\":138,\"draw_playing_button\":130,\"teach_text_input\":49,\"on_play\":96,\"on.mouse_press\":51,\"draw_record_button\":140,\"on_new_word_button\":118,\"draw_play_button\":141,\"play\":165,\"on.mouse_release\":52,\"on.key_release\":55,\"on_word\":80,\"on.text_input\":54,\"Cursor_word\":24,\"to_word_idx\":94,\"draw_learn_screen\":4}","pos":"5UCLBIFY4LTDA2EGR2SNK4Z7YPJ5IC3CSBYZ6ZYQQ7KYCRLSIZ4QC:32372"}}]}}],"owner":"akkartik","repo":"spell-cards.love","login":null}

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