Function interleave

lib/recorder.js:142–155

(inputL, inputR)

            }

            function interleave(inputL, inputR) {
                var length = inputL.length + inputR.length;
                var result = new Float32Array(length);

                var index = 0,
                    inputIndex = 0;

                while (index < length) {
                    result[index++] = inputL[inputIndex];
                    result[index++] = inputR[inputIndex];
                    inputIndex++;
                }
                return result;
            }

            function floatTo16BitPCM(output, offset, input) {
                for (var i = 0; i < input.length; i++, offset += 2) {