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// Usage: | |
// getByteCount({'MULTISIG-P2SH:2-4':45},{'P2PKH':1}) Means "45 inputs of P2SH Multisig and 1 output of P2PKH" | |
// getByteCount({'P2PKH':1,'MULTISIG-P2SH:2-3':2},{'P2PKH':2}) means "1 P2PKH input and 2 Multisig P2SH (2 of 3) inputs along with 2 P2PKH outputs" | |
function getByteCount(inputs, outputs) { | |
var totalWeight = 0 | |
var hasWitness = false | |
var inputCount = 0 | |
var outputCount = 0 | |
// assumes compressed pubkeys in all cases. | |
var types = { |