backend and frontend: support out of order chunks + now it's performant on chrome

frontend/src/lib/proto/video-update/decode-unit-buffer.ts

@@ -0,0 +1,100 @@
+// automatically generated by the FlatBuffers compiler, do not modify
+
+/* eslint-disable @typescript-eslint/no-unused-vars, @typescript-eslint/no-explicit-any, @typescript-eslint/no-non-null-assertion */
+
+import * as flatbuffers from 'flatbuffers';
+
+export class DecodeUnitBuffer {
+  bb: flatbuffers.ByteBuffer|null = null;
+  bb_pos = 0;
+  __init(i:number, bb:flatbuffers.ByteBuffer):DecodeUnitBuffer {
+  this.bb_pos = i;
+  this.bb = bb;
+  return this;
+}
+
+static getRootAsDecodeUnitBuffer(bb:flatbuffers.ByteBuffer, obj?:DecodeUnitBuffer):DecodeUnitBuffer {
+  return (obj || new DecodeUnitBuffer()).__init(bb.readInt32(bb.position()) + bb.position(), bb);
+}
+
+static getSizePrefixedRootAsDecodeUnitBuffer(bb:flatbuffers.ByteBuffer, obj?:DecodeUnitBuffer):DecodeUnitBuffer {
+  bb.setPosition(bb.position() + flatbuffers.SIZE_PREFIX_LENGTH);
+  return (obj || new DecodeUnitBuffer()).__init(bb.readInt32(bb.position()) + bb.position(), bb);
+}
+
+frameNumber():bigint {
+  const offset = this.bb!.__offset(this.bb_pos, 4);
+  return offset ? this.bb!.readUint64(this.bb_pos + offset) : BigInt('0');
+}
+
+bufferIndex():bigint {
+  const offset = this.bb!.__offset(this.bb_pos, 6);
+  return offset ? this.bb!.readUint64(this.bb_pos + offset) : BigInt('0');
+}
+
+bufferOffset():bigint {
+  const offset = this.bb!.__offset(this.bb_pos, 8);
+  return offset ? this.bb!.readUint64(this.bb_pos + offset) : BigInt('0');
+}
+
+data(index: number):number|null {
+  const offset = this.bb!.__offset(this.bb_pos, 10);
+  return offset ? this.bb!.readUint8(this.bb!.__vector(this.bb_pos + offset) + index) : 0;
+}
+
+dataLength():number {
+  const offset = this.bb!.__offset(this.bb_pos, 10);
+  return offset ? this.bb!.__vector_len(this.bb_pos + offset) : 0;
+}
+
+dataArray():Uint8Array|null {
+  const offset = this.bb!.__offset(this.bb_pos, 10);
+  return offset ? new Uint8Array(this.bb!.bytes().buffer, this.bb!.bytes().byteOffset + this.bb!.__vector(this.bb_pos + offset), this.bb!.__vector_len(this.bb_pos + offset)) : null;
+}
+
+static startDecodeUnitBuffer(builder:flatbuffers.Builder) {
+  builder.startObject(4);
+}
+
+static addFrameNumber(builder:flatbuffers.Builder, frameNumber:bigint) {
+  builder.addFieldInt64(0, frameNumber, BigInt('0'));
+}
+
+static addBufferIndex(builder:flatbuffers.Builder, bufferIndex:bigint) {
+  builder.addFieldInt64(1, bufferIndex, BigInt('0'));
+}
+
+static addBufferOffset(builder:flatbuffers.Builder, bufferOffset:bigint) {
+  builder.addFieldInt64(2, bufferOffset, BigInt('0'));
+}
+
+static addData(builder:flatbuffers.Builder, dataOffset:flatbuffers.Offset) {
+  builder.addFieldOffset(3, dataOffset, 0);
+}
+
+static createDataVector(builder:flatbuffers.Builder, data:number[]|Uint8Array):flatbuffers.Offset {
+  builder.startVector(1, data.length, 1);
+  for (let i = data.length - 1; i >= 0; i--) {
+    builder.addInt8(data[i]!);
+  }
+  return builder.endVector();
+}
+
+static startDataVector(builder:flatbuffers.Builder, numElems:number) {
+  builder.startVector(1, numElems, 1);
+}
+
+static endDecodeUnitBuffer(builder:flatbuffers.Builder):flatbuffers.Offset {
+  const offset = builder.endObject();
+  return offset;
+}
+
+static createDecodeUnitBuffer(builder:flatbuffers.Builder, frameNumber:bigint, bufferIndex:bigint, bufferOffset:bigint, dataOffset:flatbuffers.Offset):flatbuffers.Offset {
+  DecodeUnitBuffer.startDecodeUnitBuffer(builder);
+  DecodeUnitBuffer.addFrameNumber(builder, frameNumber);
+  DecodeUnitBuffer.addBufferIndex(builder, bufferIndex);
+  DecodeUnitBuffer.addBufferOffset(builder, bufferOffset);
+  DecodeUnitBuffer.addData(builder, dataOffset);
+  return DecodeUnitBuffer.endDecodeUnitBuffer(builder);
+}
+}