1 | ;
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2 |
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3 | /* eslint-disable consistent-return */
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4 |
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5 | var str2arr = require('../common').str2arr;
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6 | var sliceEq = require('../common').sliceEq;
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7 | var readUInt16LE = require('../common').readUInt16LE;
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8 |
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9 | var SIG_BM = str2arr('BM');
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10 |
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11 |
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12 | module.exports = function (data) {
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13 | if (data.length < 26) return;
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14 |
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15 | if (!sliceEq(data, 0, SIG_BM)) return;
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16 |
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17 | return {
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18 | width: readUInt16LE(data, 18),
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19 | height: readUInt16LE(data, 22),
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20 | type: 'bmp',
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21 | mime: 'image/bmp',
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22 | wUnits: 'px',
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23 | hUnits: 'px'
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24 | };
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25 | };
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