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function decompressDataValue(polyData, prop) {
if (!polyData.hasOwnProperty(prop)) {
return Promise.resolve(polyData)
}
const byteArray = new Uint8Array(polyData[prop].compressedValues.buffer)
const elementSize = DataTypeByteSize[polyData[prop].dataType]
const numberOfBytes = polyData[prop].size * elementSize
const pipelinePath = 'ZstdDecompress'
const args = ['input.bin', 'output.bin', String(numberOfBytes)]
const desiredOutputs = [
{ path: 'output.bin', type: IOTypes.Binary }
]
const inputs = [
{ path: 'input.bin', type: IOTypes.Binary, data: byteArray }
]
console.log(`${prop} input MB: ${byteArray.length / 1000 / 1000}`)
console.log(`${prop} output MB: ${numberOfBytes / 1000 / 1000 }`)
const compressionAmount = byteArray.length / numberOfBytes
console.log(`${prop} compression amount: ${compressionAmount}`)
const t0 = performance.now()
return runPipelineBrowser(null, pipelinePath, args, desiredOutputs, inputs)
.then(function ({stdout, stderr, outputs, webWorker}) {
webWorker.terminate()
const t1 = performance.now();
const duration = Number(t1 - t0).toFixed(1).toString()
console.log(`${prop} decompression took ${duration} milliseconds.`)
polyData[prop]['values'] = new window[polyData[prop].dataType](outputs[0].data.buffer)
return polyData
})
function decompressDataValue(polyData, prop) {
if (!polyData.hasOwnProperty(prop)) {
return Promise.resolve(polyData)
}
const byteArray = new Uint8Array(polyData[prop].compressedValues.buffer)
const elementSize = DataTypeByteSize[polyData[prop].dataType]
const numberOfBytes = polyData[prop].size * elementSize
const pipelinePath = 'ZstdDecompress'
const args = ['input.bin', 'output.bin', String(numberOfBytes)]
const desiredOutputs = [
{ path: 'output.bin', type: IOTypes.Binary }
]
const inputs = [
{ path: 'input.bin', type: IOTypes.Binary, data: byteArray }
]
console.log(`${prop} input MB: ${byteArray.length / 1000 / 1000}`)
console.log(`${prop} output MB: ${numberOfBytes / 1000 / 1000 }`)
const compressionAmount = byteArray.length / numberOfBytes
console.log(`${prop} compression amount: ${compressionAmount}`)
const t0 = performance.now()
return runPipelineBrowser(null, pipelinePath, args, desiredOutputs, inputs)
.then(function ({stdout, stderr, outputs, webWorker}) {
webWorker.terminate()
const t1 = performance.now();
const duration = Number(t1 - t0).toFixed(1).toString()
console.log(`${prop} decompression took ${duration} milliseconds.`)
polyData[prop]['values'] = new window[polyData[prop].dataType](outputs[0].data.buffer)