19 lines
304 B
JavaScript
19 lines
304 B
JavaScript
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'use strict';
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function isDDS(buffer){
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return buffer.readUInt32LE(0) === 0x20534444;
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}
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function calculate(buffer){
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// read file resolution metadata
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return {
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'height': buffer.readUInt32LE(12),
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'width': buffer.readUInt32LE(16)
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};
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}
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module.exports = {
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'detect': isDDS,
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'calculate': calculate
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};
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