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authorEvgeny Zinoviev <me@ch1p.io>2023-09-13 09:34:49 +0300
committerEvgeny Sorokin <me@ch1p.io>2024-01-13 00:57:00 +0000
commit7058d0f5063dc9b065248d0a906cf874788caecf (patch)
tree26468a5d5a7f8c05804911b3fbf649d952bfd8f1 /web/kbn_assets/h265webjs-dist/worker-parse-dist.js
parent57955b596485ecce1ffd4395e23c078358cc5ddd (diff)
save
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+(function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+ value: true
+});
+exports["default"] = void 0;
+
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
+function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
+
+function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
+
+/*********************************************************
+ * LICENSE: LICENSE-Free_CN.MD
+ *
+ * Author: Numberwolf - ChangYanlong
+ * QQ: 531365872
+ * QQ Group:925466059
+ * Wechat: numberwolf11
+ * Discord: numberwolf#8694
+ * E-Mail: porschegt23@foxmail.com
+ * Github: https://github.com/numberwolf/h265web.js
+ *
+ * 作者: 小老虎(Numberwolf)(常炎隆)
+ * QQ: 531365872
+ * QQ群: 531365872
+ * 微信: numberwolf11
+ * Discord: numberwolf#8694
+ * 邮箱: porschegt23@foxmail.com
+ * 博客: https://www.jianshu.com/u/9c09c1e00fd1
+ * Github: https://github.com/numberwolf/h265web.js
+ *
+ **********************************************************/
+
+/**
+ * codecImp Obj
+ * Video Raw 265 264 Parser
+ */
+var AfterGetNalThenMvLen = 3;
+
+var RawParserModule =
+/*#__PURE__*/
+function () {
+ function RawParserModule() {
+ _classCallCheck(this, RawParserModule);
+
+ this.frameList = [];
+ this.stream = null;
+ }
+ /*
+ *****************************************************
+ * *
+ * *
+ * HEVC Frames *
+ * *
+ * *
+ *****************************************************
+ */
+
+
+ _createClass(RawParserModule, [{
+ key: "pushFrameRet",
+ value: function pushFrameRet(streamPushInput) {
+ if (!streamPushInput || streamPushInput == undefined || streamPushInput == null) {
+ return false;
+ }
+
+ if (!this.frameList || this.frameList == undefined || this.frameList == null) {
+ this.frameList = [];
+ this.frameList.push(streamPushInput);
+ } else {
+ this.frameList.push(streamPushInput);
+ }
+
+ return true;
+ }
+ }, {
+ key: "nextFrame",
+ value: function nextFrame() {
+ if (!this.frameList && this.frameList == undefined || this.frameList == null && this.frameList.length < 1) {
+ return null;
+ }
+
+ return this.frameList.shift();
+ }
+ }, {
+ key: "clearFrameRet",
+ value: function clearFrameRet() {
+ this.frameList = null;
+ }
+ /*
+ *****************************************************
+ * *
+ * *
+ * HEVC stream *
+ * *
+ * *
+ *****************************************************
+ */
+
+ }, {
+ key: "setStreamRet",
+ value: function setStreamRet(streamBufInput) {
+ this.stream = streamBufInput;
+ }
+ }, {
+ key: "getStreamRet",
+ value: function getStreamRet() {
+ return this.stream;
+ }
+ /**
+ * push stream nalu, for live, not vod
+ * @param Uint8Array
+ * @return bool
+ */
+
+ }, {
+ key: "appendStreamRet",
+ value: function appendStreamRet(input) {
+ if (!input || input === undefined || input == null) {
+ return false;
+ }
+
+ if (!this.stream || this.stream === undefined || this.stream == null) {
+ this.stream = input;
+ return true;
+ }
+
+ var lenOld = this.stream.length;
+ var lenPush = input.length;
+ var mergeStream = new Uint8Array(lenOld + lenPush);
+ mergeStream.set(this.stream, 0);
+ mergeStream.set(input, lenOld);
+ this.stream = mergeStream; // let retList = this.nextNaluList(9000);
+ // if (retList !== false && retList.length > 0) {
+ // this.frameList.push(...retList);
+ // }
+
+ for (var i = 0; i < 9999; i++) {
+ var nalBuf = this.nextNalu();
+
+ if (nalBuf !== false && nalBuf !== null && nalBuf !== undefined) {
+ this.frameList.push(nalBuf);
+ } else {
+ break;
+ }
+ }
+
+ return true;
+ }
+ /**
+ * sub nalu stream, and get Nalu unit
+ */
+
+ }, {
+ key: "subBuf",
+ value: function subBuf(startOpen, endOpen) {
+ // sub block [m,n]
+ // nal
+ var returnBuf = new Uint8Array(this.stream.subarray(startOpen, endOpen + 1)); // streamBuf sub
+
+ this.stream = new Uint8Array(this.stream.subarray(endOpen + 1));
+ return returnBuf;
+ }
+ /**
+ * @param onceGetNalCount: once use get nal count, defult 1
+ * @return uint8array OR false
+ */
+
+ }, {
+ key: "nextNalu",
+ value: function nextNalu() {
+ var onceGetNalCount = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 1;
+
+ // check params
+ if (this.stream == null || this.stream.length <= 4) {
+ return false;
+ } // start nal pos
+
+
+ var startTag = -1; // return nalBuf
+
+ var returnNalBuf = null;
+
+ for (var i = 0; i < this.stream.length; i++) {
+ if (i + 5 >= this.stream.length) {
+ return false; // if (startTag == -1) {
+ // return false;
+ // } else {
+ // // 如果结尾不到判断的字节位置 就直接全量输出最后一个nal
+ // returnNalBuf = this.subBuf(startTag, this.stream.length-1);
+ // return returnNalBuf;
+ // }
+ } // find nal
+
+
+ if ( // 0x00 00 01
+ this.stream[i] == 0 && this.stream[i + 1] == 0 && this.stream[i + 2] == 1 || // 0x00 00 00 01
+ this.stream[i] == 0 && this.stream[i + 1] == 0 && this.stream[i + 2] == 0 && this.stream[i + 3] == 1) {
+ // console.log(
+ // "enter find nal , now startTag:" + startTag
+ // + ", now pos:" + i
+ // );
+ var nowPos = i;
+ i += AfterGetNalThenMvLen; // 移出去
+ // begin pos
+
+ if (startTag == -1) {
+ startTag = nowPos;
+ } else {
+ if (onceGetNalCount <= 1) {
+ // startCode - End
+ // [startTag,nowPos)
+ // console.log("[===>] last code hex is :" + this.stream[nowPos-1].toString(16))
+ returnNalBuf = this.subBuf(startTag, nowPos - 1);
+ return returnNalBuf;
+ } else {
+ onceGetNalCount -= 1;
+ }
+ }
+ }
+ } // end for
+
+
+ return false;
+ }
+ }, {
+ key: "nextNalu2",
+ value: function nextNalu2() {
+ var onceGetNalCount = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 1;
+
+ // check params
+ if (this.stream == null || this.stream.length <= 4) {
+ return false;
+ } // start nal pos
+
+
+ var startTag = -1; // return nalBuf
+
+ var returnNalBuf = null;
+
+ for (var i = 0; i < this.stream.length; i++) {
+ if (i + 5 >= this.stream.length) {
+ if (startTag == -1) {
+ return false;
+ } else {
+ // 如果结尾不到判断的字节位置 就直接全量输出最后一个nal
+ returnNalBuf = this.subBuf(startTag, this.stream.length - 1);
+ return returnNalBuf;
+ }
+ } // find nal
+
+
+ var is3BitHeader = this.stream.slice(i, i + 3).join(' ') == '0 0 1';
+ var is4BitHeader = this.stream.slice(i, i + 4).join(' ') == '0 0 0 1';
+
+ if (is3BitHeader || is4BitHeader) {
+ var nowPos = i;
+ i += AfterGetNalThenMvLen; // 移出去
+ // begin pos
+
+ if (startTag == -1) {
+ startTag = nowPos;
+ } else {
+ if (onceGetNalCount <= 1) {
+ // startCode - End
+ // [startTag,nowPos)
+ // console.log("[===>] last code hex is :" + this.stream[nowPos-1].toString(16))
+ returnNalBuf = this.subBuf(startTag, nowPos - 1);
+ return returnNalBuf;
+ } else {
+ onceGetNalCount -= 1;
+ }
+ }
+ }
+ } // end for
+
+
+ return false;
+ }
+ /**
+ * @brief sub nalu stream, and get Nalu unit
+ * to parse:
+ * typedef struct {
+ * uint32_t width;
+ * uint32_t height;
+ * uint8_t *dataY;
+ * uint8_t *dataChromaB;
+ * uint8_t *dataChromaR;
+ * } ImageData;
+ * @params struct_ptr: Module.cwrap('getFrame', 'number', [])
+ * @return Dict
+ */
+
+ }, {
+ key: "parseYUVFrameStruct",
+ value: function parseYUVFrameStruct() {
+ var struct_ptr = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null;
+
+ // sub block [m,n]
+ if (struct_ptr == null || !struct_ptr || struct_ptr == undefined) {
+ return null;
+ }
+
+ var width = Module.HEAPU32[struct_ptr / 4];
+ var height = Module.HEAPU32[struct_ptr / 4 + 1]; // let imgBufferPtr = Module.HEAPU32[ptr / 4 + 2];
+ // let imageBuffer = Module.HEAPU8.subarray(imgBufferPtr, imgBufferPtr + width * height * 3);
+ // console.log("width:",width," height:",height);
+
+ var sizeWH = width * height; // let imgBufferYPtr = Module.HEAPU32[ptr / 4 + 2];
+ // let imageBufferY = Module.HEAPU8.subarray(imgBufferYPtr, imgBufferYPtr + sizeWH);
+ // let imgBufferBPtr = Module.HEAPU32[ptr/4+ 2 + sizeWH/4 + 1];
+ // let imageBufferB = Module.HEAPU8.subarray(
+ // imgBufferBPtr,
+ // imgBufferBPtr + sizeWH/4
+ // );
+ // console.log(imageBufferB);
+ // let imgBufferRPtr = Module.HEAPU32[imgBufferBPtr + sizeWH/16 + 1];
+ // let imageBufferR = Module.HEAPU8.subarray(
+ // imgBufferRPtr,
+ // imgBufferRPtr + sizeWH/4
+ // );
+
+ var imgBufferPtr = Module.HEAPU32[struct_ptr / 4 + 1 + 1];
+ var imageBufferY = Module.HEAPU8.subarray(imgBufferPtr, imgBufferPtr + sizeWH);
+ var imageBufferB = Module.HEAPU8.subarray(imgBufferPtr + sizeWH + 8, imgBufferPtr + sizeWH + 8 + sizeWH / 4);
+ var imageBufferR = Module.HEAPU8.subarray(imgBufferPtr + sizeWH + 8 + sizeWH / 4 + 8, imgBufferPtr + sizeWH + 8 + sizeWH / 2 + 8);
+ return {
+ width: width,
+ height: height,
+ sizeWH: sizeWH,
+ imageBufferY: imageBufferY,
+ imageBufferB: imageBufferB,
+ imageBufferR: imageBufferR
+ };
+ }
+ }]);
+
+ return RawParserModule;
+}();
+
+exports["default"] = RawParserModule;
+
+},{}],2:[function(require,module,exports){
+"use strict";
+
+var _rawParser = _interopRequireDefault(require("./dist/raw-parser.js"));
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
+
+// console.log("import parse worker!!!", RawParserModule);
+var g_RawParser = new _rawParser["default"]();
+
+onmessage = function onmessage(event) {
+ // console.log("parse - worker.onmessage", event);
+ var body = event.data;
+ var cmd = null;
+
+ if (body.cmd === undefined || body.cmd === null) {
+ cmd = '';
+ } else {
+ cmd = body.cmd;
+ } // console.log("parse - worker recv cmd:", cmd);
+
+
+ switch (cmd) {
+ case 'append-chunk':
+ // console.log("parse - worker append-chunk");
+ var chunk = body.data;
+ g_RawParser.appendStreamRet(chunk);
+ break;
+
+ case 'get-nalu':
+ // let nalBuf = g_RawParser.nextNalu();
+ var nalBuf = g_RawParser.nextFrame(); // console.log("parse - worker get-nalu", nalBuf);
+ // if (nalBuf != false) {
+
+ postMessage({
+ cmd: "return-nalu",
+ data: nalBuf,
+ msg: "return-nalu"
+ }); // }
+
+ break;
+
+ case 'stop':
+ // console.log("parse - worker stop");
+ postMessage('parse - WORKER STOPPED: ' + body);
+ close(); // Terminates the worker.
+
+ break;
+
+ default:
+ // console.log("parse - worker default");
+ // console.log("parse - worker.body -> default: ", body);
+ // worker.postMessage('Unknown command: ' + data.msg);
+ break;
+ }
+
+ ;
+};
+
+},{"./dist/raw-parser.js":1}]},{},[2]);