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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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@@ -2,3 +2,4 @@ node_modules | |
| *.log | ||
| .tags | ||
| .tags1 | ||
| .vscode | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,136 @@ | ||
| /* This Source Code Form is subject to the terms of the Mozilla Public | ||
| * License, v. 2.0. If a copy of the MPL was not distributed with this | ||
| * file, You can obtain one at https://mozilla.org/MPL/2.0/. */ | ||
|
|
||
| import {getStringFromDataView} from './utils'; | ||
|
|
||
| export const iccTags = { | ||
| 'desc': { | ||
| 'name': 'ICC Description', | ||
| }, | ||
| 'cprt': { | ||
| 'name': 'ICC Copyright', | ||
| }, | ||
| 'dmdd': { | ||
| 'name': 'ICC Device Model Description', | ||
| }, | ||
| 'vued': { | ||
| 'name': 'ICC Viewing Conditions Description', | ||
| }, | ||
| 'dmnd': { | ||
| 'name': 'ICC Device Manufacturer for Display', | ||
| }, | ||
| 'tech': { | ||
| 'name': 'Technology', | ||
| }, | ||
| }; | ||
|
|
||
| export const iccProfile = { | ||
| 4: { | ||
| 'name': 'Preferred CMM type', | ||
| 'value': (dataView, offset) => getStringFromDataView(dataView, offset, 4), | ||
| 'description': (value) => value !== null ? toCompany(value) : '', | ||
| }, | ||
| 8: { | ||
| 'name': 'Profile Version', | ||
| 'value': (dataView, offset) => { | ||
| return (dataView.getUint8(offset)).toString(10) + '.' | ||
| + (dataView.getUint8(offset + 1) >> 4).toString(10) + '.' | ||
| + (dataView.getUint8(offset + 1) % 16).toString(10); | ||
| } | ||
| }, | ||
| 12: { | ||
| 'name': 'Profile/Device class', | ||
| 'value': (dataView, offset) => getStringFromDataView(dataView, offset, 4), | ||
| 'description': (value) => { | ||
| switch (value.toLowerCase()) { | ||
| case 'scnr': return 'Input Device profile'; | ||
| case 'mntr': return 'Display Device profile'; | ||
| case 'prtr': return 'Output Device profile'; | ||
| case 'link': return 'DeviceLink profile'; | ||
| case 'abst': return 'Abstract profile'; | ||
| case 'spac': return 'ColorSpace profile'; | ||
| case 'nmcl': return 'NamedColor profile'; | ||
| case 'cenc': return 'ColorEncodingSpace profile'; | ||
| case 'mid ': return 'MultiplexIdentification profile'; | ||
| case 'mlnk': return 'MultiplexLink profile'; | ||
| case 'mvis': return 'MultiplexVisualization profile'; | ||
| default: return value; | ||
| } | ||
| } | ||
| }, | ||
| 16: { | ||
| 'name': 'Color Space', | ||
| 'value': (dataView, offset) => getStringFromDataView(dataView, offset, 4) | ||
| }, | ||
| 20: { | ||
| 'name': 'Connection Space', | ||
| 'value': (dataView, offset) => getStringFromDataView(dataView, offset, 4) | ||
| }, | ||
| 24: { | ||
| 'name': 'ICC Profile Date', | ||
| 'value': (dataView, offset) => parseDate(dataView, offset).toISOString() | ||
| }, | ||
| 36: { | ||
| 'name': 'ICC Signature', | ||
| 'value': (dataView, offset) => sliceToString(dataView.buffer.slice(offset, offset + 4)) | ||
| }, | ||
| 40: { | ||
| 'name': 'Primary Platform', | ||
| 'value': (dataView, offset) => getStringFromDataView(dataView, offset, 4), | ||
| 'description': (value) => toCompany(value) | ||
| }, | ||
| 48: { | ||
| 'name': 'Device Manufacturer', | ||
| 'value': (dataView, offset) => getStringFromDataView(dataView, offset, 4), | ||
| 'description': (value) => toCompany(value) | ||
| }, | ||
| 52: { | ||
| 'name': 'Device Model Number', | ||
| 'value': (dataView, offset) => getStringFromDataView(dataView, offset, 4) | ||
| }, | ||
| 64: { | ||
| 'name': 'Rendering Intent', | ||
| 'value': (dataView, offset) => dataView.getUint32(offset), | ||
| 'description': (value) => { | ||
| switch (value) { | ||
| case 0: return 'Perceptual'; | ||
| case 1: return 'Relative Colorimetric'; | ||
| case 2: return 'Saturation'; | ||
| case 3: return 'Absolute Colorimetric'; | ||
| default: return value; | ||
| } | ||
| } | ||
| }, | ||
|
|
||
| 80: { | ||
| 'name': 'Profile Creator', | ||
| 'value': (dataView, offset) => getStringFromDataView(dataView, offset, 4) | ||
| }, | ||
| }; | ||
|
|
||
| function parseDate(dataView, offset) { | ||
| const year = dataView.getUint16(offset); | ||
| const month = dataView.getUint16(offset + 2) - 1; | ||
| const day = dataView.getUint16(offset + 4); | ||
| const hours = dataView.getUint16(offset + 6); | ||
| const minutes = dataView.getUint16(offset + 8); | ||
| const seconds = dataView.getUint16(offset + 10); | ||
| return new Date(Date.UTC(year, month, day, hours, minutes, seconds)); | ||
| } | ||
|
|
||
| function sliceToString(slice) { | ||
| return String.fromCharCode.apply(null, new Uint8Array(slice)); | ||
| } | ||
|
|
||
| function toCompany(value) { | ||
| switch (value.toLowerCase()) { | ||
| case 'appl': return 'Apple'; | ||
| case 'adbe': return 'Adobe'; | ||
| case 'msft': return 'Microsoft'; | ||
| case 'sunw': return 'Sun Microsystems'; | ||
| case 'sgi': return 'Silicon Graphics'; | ||
| case 'tgnt': return 'Taligent'; | ||
| default: return value; | ||
| } | ||
| } |
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