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الـ Path الحالي: /home/picotech/domains/instantly.picotech.app/public_html/public/uploads/../uploads/../../../../instantly.picotech.app/homes/../../wa.picotech.app/public_html/node_modules/escape-html/../querystring/../@protobufjs/../safe-buffer/../@eshaz/../@protobufjs/../@hapi/../uuid/../path-exists/../mime/../codec-parser/src
الملفات الموجودة في هذا الـ Path:
.
..
CodecParser.js
codecs
constants.js
containers
globals.js
metadata
utilities.js
مشاهدة ملف: constants.js
const symbol = Symbol;
// prettier-ignore
/*
[
[
"left, right",
"left, right, center",
"left, center, right",
"center, left, right",
"center"
],
[
"front left, front right",
"front left, front right, front center",
"front left, front center, front right",
"front center, front left, front right",
"front center"
],
[
"side left, side right",
"side left, side right, side center",
"side left, side center, side right",
"side center, side left, side right",
"side center"
],
[
"rear left, rear right",
"rear left, rear right, rear center",
"rear left, rear center, rear right",
"rear center, rear left, rear right",
"rear center"
]
]
*/
const mappingJoin = ", ";
export const channelMappings = (() => {
const front = "front";
const side = "side";
const rear = "rear";
const left = "left";
const center = "center";
const right = "right";
return ["", front + " ", side + " ", rear + " "].map((x) =>
[
[left, right],
[left, right, center],
[left, center, right],
[center, left, right],
[center],
].flatMap((y) => y.map((z) => x + z).join(mappingJoin)),
);
})();
export const lfe = "LFE";
export const monophonic = "monophonic (mono)";
export const stereo = "stereo";
const surround = "surround";
export const getChannelMapping = (channelCount, ...mappings) =>
`${
[
monophonic,
stereo,
`linear ${surround}`,
"quadraphonic",
`5.0 ${surround}`,
`5.1 ${surround}`,
`6.1 ${surround}`,
`7.1 ${surround}`,
][channelCount - 1]
} (${mappings.join(mappingJoin)})`;
// prettier-ignore
export const vorbisOpusChannelMapping = [
monophonic,
getChannelMapping(2,channelMappings[0][0]),
getChannelMapping(3,channelMappings[0][2]),
getChannelMapping(4,channelMappings[1][0],channelMappings[3][0]),
getChannelMapping(5,channelMappings[1][2],channelMappings[3][0]),
getChannelMapping(6,channelMappings[1][2],channelMappings[3][0],lfe),
getChannelMapping(7,channelMappings[1][2],channelMappings[2][0],channelMappings[3][4],lfe),
getChannelMapping(8,channelMappings[1][2],channelMappings[2][0],channelMappings[3][0],lfe),
]
// sampleRates
export const rate192000 = 192000;
export const rate176400 = 176400;
export const rate96000 = 96000;
export const rate88200 = 88200;
export const rate64000 = 64000;
export const rate48000 = 48000;
export const rate44100 = 44100;
export const rate32000 = 32000;
export const rate24000 = 24000;
export const rate22050 = 22050;
export const rate16000 = 16000;
export const rate12000 = 12000;
export const rate11025 = 11025;
export const rate8000 = 8000;
export const rate7350 = 7350;
// header key constants
export const absoluteGranulePosition = "absoluteGranulePosition";
export const bandwidth = "bandwidth";
export const bitDepth = "bitDepth";
export const bitrate = "bitrate";
export const bitrateMaximum = bitrate + "Maximum";
export const bitrateMinimum = bitrate + "Minimum";
export const bitrateNominal = bitrate + "Nominal";
export const buffer = "buffer";
export const bufferFullness = buffer + "Fullness";
export const codec = "codec";
export const codecFrames = codec + "Frames";
export const coupledStreamCount = "coupledStreamCount";
export const crc = "crc";
export const crc16 = crc + "16";
export const crc32 = crc + "32";
export const data = "data";
export const description = "description";
export const duration = "duration";
export const emphasis = "emphasis";
export const hasOpusPadding = "hasOpusPadding";
export const header = "header";
export const isContinuedPacket = "isContinuedPacket";
export const isCopyrighted = "isCopyrighted";
export const isFirstPage = "isFirstPage";
export const isHome = "isHome";
export const isLastPage = "isLastPage";
export const isOriginal = "isOriginal";
export const isPrivate = "isPrivate";
export const isVbr = "isVbr";
export const layer = "layer";
export const length = "length";
export const mode = "mode";
export const modeExtension = mode + "Extension";
export const mpeg = "mpeg";
export const mpegVersion = mpeg + "Version";
export const numberAACFrames = "numberAAC" + "Frames";
export const outputGain = "outputGain";
export const preSkip = "preSkip";
export const profile = "profile";
export const profileBits = symbol();
export const protection = "protection";
export const rawData = "rawData";
export const segments = "segments";
export const subarray = "subarray";
export const version = "version";
export const vorbis = "vorbis";
export const vorbisComments = vorbis + "Comments";
export const vorbisSetup = vorbis + "Setup";
const block = "block";
export const blockingStrategy = block + "ingStrategy";
export const blockingStrategyBits = symbol();
export const blockSize = block + "Size";
export const blocksize0 = block + "size0";
export const blocksize1 = block + "size1";
export const blockSizeBits = symbol();
const channel = "channel";
export const channelMappingFamily = channel + "MappingFamily";
export const channelMappingTable = channel + "MappingTable";
export const channelMode = channel + "Mode";
export const channelModeBits = symbol();
export const channels = channel + "s";
const copyright = "copyright";
export const copyrightId = copyright + "Id";
export const copyrightIdStart = copyright + "IdStart";
export const frame = "frame";
export const frameCount = frame + "Count";
export const frameLength = frame + "Length";
const Number = "Number";
export const frameNumber = frame + Number;
export const framePadding = frame + "Padding";
export const frameSize = frame + "Size";
const Rate = "Rate";
export const inputSampleRate = "inputSample" + Rate;
const page = "page";
export const pageChecksum = page + "Checksum";
export const pageSegmentBytes = symbol();
export const pageSegmentTable = page + "SegmentTable";
export const pageSequenceNumber = page + "Sequence" + Number;
const sample = "sample";
export const sampleNumber = sample + Number;
export const sampleRate = sample + Rate;
export const sampleRateBits = symbol();
export const samples = sample + "s";
const stream = "stream";
export const streamCount = stream + "Count";
export const streamInfo = stream + "Info";
export const streamSerialNumber = stream + "Serial" + Number;
export const streamStructureVersion = stream + "StructureVersion";
const total = "total";
export const totalBytesOut = total + "BytesOut";
export const totalDuration = total + "Duration";
export const totalSamples = total + "Samples";
// private methods
export const readRawData = symbol();
export const incrementRawData = symbol();
export const mapCodecFrameStats = symbol();
export const mapFrameStats = symbol();
export const logWarning = symbol();
export const logError = symbol();
export const syncFrame = symbol();
export const fixedLengthFrameSync = symbol();
export const getHeader = symbol();
export const setHeader = symbol();
export const getFrame = symbol();
export const parseFrame = symbol();
export const parseOggPage = symbol();
export const checkCodecUpdate = symbol();
export const reset = symbol();
export const enable = symbol();
export const getHeaderFromUint8Array = symbol();
export const checkFrameFooterCrc16 = symbol();
export const uint8Array = Uint8Array;
export const dataView = DataView;
export const reserved = "reserved";
export const bad = "bad";
export const free = "free";
export const none = "none";
export const sixteenBitCRC = "16bit CRC";