视频监控漏提 gengdidi

gassafetyprogress-web/public/h5player/playctrl1/AudioRenderer.js

+/**
+ * Created by wangweijie5 on 2016/12/16.
+ */
+
+"use strict";
+
+var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
+
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
+var __instance = function () {
+    var instance = void 0;
+    return function (newInstance) {
+        if (newInstance) instance = newInstance;
+        return instance;
+    };
+}();
+
+var AudioRenderer = function () {
+    function AudioRenderer() {
+        _classCallCheck(this, AudioRenderer);
+
+        if (__instance()) return __instance();
+
+        // 确保只有单例
+        if (AudioRenderer.unique !== undefined) {
+            return AudioRenderer.unique;
+        }
+
+        AudioRenderer.unique = this;
+
+        this.oAudioContext = null;
+        this.currentVolume = 0.8; // 初始音量
+        this.bSetVolume = false;
+        this.gainNode = null;
+        this.iWndNum = -1; // 窗口号
+        this.mVolumes = new Map(); // 用于存储所有音量
+
+        // Init AudioContext
+        var AudioContext = window.AudioContext || window.webkitAudioContext;
+        this.oAudioContext = new AudioContext();
+
+        this.writeString = function (view, offset, string) {
+            for (var i = 0; i < string.length; i++) {
+                view.setUint8(offset + i, string.charCodeAt(i));
+            }
+        };
+
+        this.setBufferToDataview = function (output, offset, input) {
+            for (var i = 0; i < input.length; i++, offset++) {
+                output.setUint8(offset, input[i]);
+            }
+        };
+
+        __instance(this);
+    }
+
+    /**
+     * @synopsis 音频播放
+     *
+     *  @param dataBuf [IN] 音频缓存
+     *  @param dataLen [IN] 缓存长度
+     *  @param audioInfo [IN] 音频参数
+     *
+     * @returns 状态码
+     */
+
+
+    _createClass(AudioRenderer, [{
+        key: 'Play',
+        value: function Play(dataBuf, dataLen, audioInfo) {
+            var bufferData = new ArrayBuffer(44 + dataLen);
+            var viewTalk = new DataView(bufferData);
+            var sampleRates = audioInfo.samplesPerSec;
+            var channels = audioInfo.channels;
+            var bitsPerSample = audioInfo.bitsPerSample;
+
+            //console.log("audiorender sampleRates"+sampleRates+"channels:"+channels+"bitsPerSample:"+bitsPerSample);
+
+            /* RIFF identifier */
+            this.writeString(viewTalk, 0, 'RIFF');
+            /* file length */
+            viewTalk.setUint32(4, 32 + dataLen * 2, true);
+            /* RIFF type */
+            this.writeString(viewTalk, 8, 'WAVE');
+            /* format chunk identifier */
+            this.writeString(viewTalk, 12, 'fmt ');
+            /* format chunk length */
+            viewTalk.setUint32(16, 16, true);
+            /* sample format (raw) */
+            viewTalk.setUint16(20, 1, true);
+            /* channel count */
+            viewTalk.setUint16(22, channels, true);
+            /* sample rate */
+            viewTalk.setUint32(24, sampleRates, true);
+            /* byte rate (sample rate * block align) */
+            viewTalk.setUint32(28, sampleRates * 2, true);
+            /* block align (channel count * bytes per sample)/8 */
+            viewTalk.setUint16(32, channels * bitsPerSample / 8, true);
+            /* bits per sample */
+            viewTalk.setUint16(34, bitsPerSample, true);
+            /* data chunk identifier */
+            this.writeString(viewTalk, 36, 'data');
+            /* data chunk length */
+            viewTalk.setUint32(40, dataLen, true);
+            this.setBufferToDataview(viewTalk, 44, dataBuf);
+
+            var self = this;
+            this.oAudioContext.decodeAudioData(viewTalk.buffer, function (buffer) {
+
+                var bufferSource = self.oAudioContext.createBufferSource();
+                if (bufferSource == null) {
+                    return -1;
+                }
+
+                bufferSource.buffer = buffer;
+                bufferSource.start(0);
+
+                if (self.gainNode == null || self.bSetVolume) {
+                    self.gainNode = self.oAudioContext.createGain();
+                    // self.gainNode.gain.value = self.currentVolume;
+                    // // self.currentVolume = self.gainNode.gain.value;
+                    // self.gainNode.connect(self.oAudioContext.destination);
+
+                    self.bSetVolume = false;
+                }
+
+                self.gainNode.gain.value = self.currentVolume;
+                // self.currentVolume = self.gainNode.gain.value;
+                self.gainNode.connect(self.oAudioContext.destination);
+
+                bufferSource.connect(self.gainNode);
+            }, function (e) {
+                console.log("decode error");
+                return -1;
+            });
+
+            return 0;
+        }
+
+        /**
+         * @synopsis 停止播放
+         *
+         * @returns 返回音量
+         */
+
+    }, {
+        key: 'Stop',
+        value: function Stop() {
+            if (this.gainNode != null) {
+                this.gainNode.disconnect();
+                this.gainNode = null;
+            }
+
+            // this.oAudioContext.close();
+
+            // AudioRenderer.unique = undefined;
+            // __instance() = null;
+            return true;
+        }
+
+        /**
+         * @synopsis 设置音量
+         *
+         *  @param iVolume [IN] 音量
+         *
+         * @returns 状态码
+         */
+
+    }, {
+        key: 'SetVolume',
+        value: function SetVolume(iVolume) {
+            this.bSetVolume = true;
+            this.currentVolume = iVolume;
+
+            // 储存当前窗口设置音量值
+            this.mVolumes.set(this.iWndNum, iVolume);
+            return true;
+        }
+
+        /**
+         * @synopsis 设置窗口号
+         *
+         *  @param iWndNum [IN] 窗口号
+         *
+         * @returns 状态码
+         */
+
+    }, {
+        key: 'SetWndNum',
+        value: function SetWndNum(iWndNum) {
+            this.iWndNum = iWndNum;
+
+            // 获取当前窗口设置音量值
+            var iVolume = this.mVolumes.get(iWndNum);
+            if (iVolume == undefined) {
+                iVolume = 0.8; // 默认音量
+            }
+            this.currentVolume = iVolume;
+
+            return true;
+        }
+
+        /**
+         * @synopsis 获取音量
+         *
+         * @returns 返回音量
+         */
+
+    }, {
+        key: 'GetVolume',
+        value: function GetVolume() {
+            // 获取当前窗口设置音量值
+            var iVolume = this.mVolumes.get(this.iWndNum);
+            if (iVolume == undefined) {
+                iVolume = 0.8; // 默认音量
+            }
+
+            return iVolume;
+        }
+    }]);
+
+    return AudioRenderer;
+}();
+//# sourceMappingURL=AudioRenderer.js.map
\ No newline at end of file

gassafetyprogress-web/public/h5player/playctrl1/SuperRender_20.js

+"use strict";var vertexYUVShader=["#version 300 es","layout(location = 0) in vec4 vertexPos;","layout(location = 1) in vec2 texturePos;","out vec2 textureCoord;","void main()","{","gl_Position = vertexPos;","textureCoord = texturePos;","}"].join("\n");var fragmentYUVShader=["#version 300 es","precision highp float;","in vec2 textureCoord;","out vec4 fragColor;","uniform sampler2D ySampler;","uniform sampler2D uSampler;","uniform sampler2D vSampler;","const mat4 YUV2RGB = mat4","(","1.1643828125, 0, 1.59602734375, -.87078515625,","1.1643828125, -.39176171875, -.81296875, .52959375,","1.1643828125, 2.017234375, 0, -1.081390625,","0, 0, 0, 1",");","void main(void) {","float y = texture(ySampler,  textureCoord).r;","float u = texture(uSampler,  textureCoord).r;","float v = texture(vSampler,  textureCoord).r;","fragColor = vec4(y, u, v, 1) * YUV2RGB;","}"].join("\n");var vertexLineShader=["#version 300 es","layout(location = 0) in vec4 vertexPosLine;","void main()","{","gl_Position = vertexPosLine;","}"].join("\n");var fragmentLineShader=["#version 300 es","precision highp float;","uniform mediump float fRcom;","uniform mediump float fGcom;","uniform mediump float fBcom;","out vec4 fragColor;","void main()","{","fragColor = vec4(fRcom,fGcom,fBcom,1.0);","}"].join("\n");(function(e,r){e.SuperRender2=r()})(this,function(){function e(e){this.canvasElement=document.getElementById(e);this.initContextGL();if(this.contextGL){this.YUVProgram=this.initProgram(vertexYUVShader,fragmentYUVShader);this.LineProgram=this.initProgram(vertexLineShader,fragmentLineShader);this.initBuffers();this.initTextures()}}e.prototype.initContextGL=function(){var e=this.canvasElement;var r=null;try{r=e.getContext("webgl2")}catch(e){r=null}if(!r||typeof r.getParameter!=="function"){r=null}this.contextGL=r;console.log("WebGL2.0")};e.prototype.initProgram=function(e,r){var t=this.contextGL;var a=t.createShader(t.VERTEX_SHADER);t.shaderSource(a,e);t.compileShader(a);if(!t.getShaderParameter(a,t.COMPILE_STATUS)){console.log("Vertex shader failed to compile: "+t.getShaderInfoLog(a))}var i=t.createShader(t.FRAGMENT_SHADER);t.shaderSource(i,r);t.compileShader(i);if(!t.getShaderParameter(i,t.COMPILE_STATUS)){console.log("Fragment shader failed to compile: "+t.getShaderInfoLog(i))}var o=t.createProgram();t.attachShader(o,a);t.attachShader(o,i);t.linkProgram(o);if(!t.getProgramParameter(o,t.LINK_STATUS)){console.log("Program failed to compile: "+t.getProgramInfoLog(o))}t.deleteShader(a);t.deleteShader(i);return o};e.prototype.initBuffers=function(){var e=this.contextGL;var r=e.createBuffer();e.bindBuffer(e.ARRAY_BUFFER,r);e.bufferData(e.ARRAY_BUFFER,new Float32Array([1,1,-1,1,1,-1,-1,-1]),e.STATIC_DRAW);e.bindBuffer(e.ARRAY_BUFFER,null);var t=e.createBuffer();e.bindBuffer(e.ARRAY_BUFFER,t);e.bufferData(e.ARRAY_BUFFER,new Float32Array([1,0,0,0,1,1,0,1]),e.DYNAMIC_DRAW);e.bindBuffer(e.ARRAY_BUFFER,null);var a=e.createBuffer();e.bindBuffer(e.ARRAY_BUFFER,a);e.bufferData(e.ARRAY_BUFFER,16,e.DYNAMIC_DRAW);e.bindBuffer(e.ARRAY_BUFFER,null);this.vertexPosBuffer=r;this.texturePosBuffer=t;this.vertexLineBuffer=a};e.prototype.initTextures=function(){var e=this.contextGL;var r=this.YUVProgram;e.useProgram(r);var t=this.initTexture();var a=e.getUniformLocation(r,"ySampler");e.uniform1i(a,0);this.yTextureRef=t;var i=this.initTexture();var o=e.getUniformLocation(r,"uSampler");e.uniform1i(o,1);this.uTextureRef=i;var n=this.initTexture();var f=e.getUniformLocation(r,"vSampler");e.uniform1i(f,2);this.vTextureRef=n;e.useProgram(null)};e.prototype.initTexture=function(){var e=this.contextGL;var r=e.createTexture();e.bindTexture(e.TEXTURE_2D,r);e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MAG_FILTER,e.LINEAR);e.texParameteri(e.TEXTURE_2D,e.TEXTURE_MIN_FILTER,e.LINEAR);e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE);e.texParameteri(e.TEXTURE_2D,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE);e.bindTexture(e.TEXTURE_2D,null);return r};e.prototype.SR_DisplayFrameData=function(e,r,t){if(e<=0||r<=0){return}var a=this.contextGL;if(null==t){a.clearColor(0,0,0,0);a.clear(a.COLOR_BUFFER_BIT|a.DEPTH_BUFFER_BIT);return}var i=this.canvasElement;this.nWindowWidth=i.width;this.nWindowHeight=i.height;var o=this.nWindowWidth;var n=this.nWindowHeight;a.clearColor(.8,.8,1,1);a.clear(a.COLOR_BUFFER_BIT|a.DEPTH_BUFFER_BIT);a.viewport(0,0,o,n);this.updateFrameData(e,r,t);var f=this.YUVProgram;a.useProgram(f);var u=this.vertexPosBuffer;a.bindBuffer(a.ARRAY_BUFFER,u);var s=a.getAttribLocation(f,"vertexPos");a.enableVertexAttribArray(s);a.vertexAttribPointer(s,2,a.FLOAT,false,0,0);a.bindBuffer(a.ARRAY_BUFFER,null);var v=this.texturePosBuffer;a.bindBuffer(a.ARRAY_BUFFER,v);var l=a.getAttribLocation(f,"texturePos");a.enableVertexAttribArray(l);a.vertexAttribPointer(l,2,a.FLOAT,false,0,0);a.bindBuffer(a.ARRAY_BUFFER,null);a.drawArrays(a.TRIANGLE_STRIP,0,4);a.disableVertexAttribArray(s);a.disableVertexAttribArray(l);a.useProgram(null)};e.prototype.updateFrameData=function(e,r,t){var a=this.contextGL;var i=this.yTextureRef;var o=this.uTextureRef;var n=this.vTextureRef;var f=t;var u=e*r;var s=f.subarray(0,u);a.activeTexture(a.TEXTURE0);a.bindTexture(a.TEXTURE_2D,i);a.texImage2D(a.TEXTURE_2D,0,a.LUMINANCE,e,r,0,a.LUMINANCE,a.UNSIGNED_BYTE,s);var v=e/2*r/2;var l=f.subarray(u,u+v);a.activeTexture(a.TEXTURE1);a.bindTexture(a.TEXTURE_2D,o);a.texImage2D(a.TEXTURE_2D,0,a.LUMINANCE,e/2,r/2,0,a.LUMINANCE,a.UNSIGNED_BYTE,l);var R=v;var m=f.subarray(u+v,u+v+R);a.activeTexture(a.TEXTURE2);a.bindTexture(a.TEXTURE_2D,n);a.texImage2D(a.TEXTURE_2D,0,a.LUMINANCE,e/2,r/2,0,a.LUMINANCE,a.UNSIGNED_BYTE,m)};e.prototype.SR_DrawLine=function(e,r,t,a){var i=this.contextGL;var o=this.nWindowWidth;var n=this.nWindowHeight;var f=this.LineProgram;i.useProgram(f);var u=i.getUniformLocation(f,"fRcom");i.uniform1f(u,t.fR);var s=i.getUniformLocation(f,"fGcom");i.uniform1f(s,t.fG);var v=i.getUniformLocation(f,"fBcom");i.uniform1f(v,t.fB);var l=e.fX/o*2-1;var R=-(e.fY/n)*2+1;var m=r.fX/o*2-1;var h=-(r.fY/n)*2+1;var E=this.vertexLineBuffer;i.bindBuffer(i.ARRAY_BUFFER,E);i.bufferSubData(i.ARRAY_BUFFER,0,new Float32Array([l,R,m,h]));var T=i.getAttribLocation(f,"vertexPosLine");i.enableVertexAttribArray(T);i.vertexAttribPointer(T,2,i.FLOAT,false,0,0);i.bindBuffer(i.ARRAY_BUFFER,null);i.drawArrays(i.LINES,0,2);i.disableVertexAttribArray(T);i.useProgram(null)};e.prototype.SR_SetDisplayRect=function(e){var r=this.contextGL;var t=this.nWindowWidth;var a=this.nWindowHeight;var i=null;if(e&&t>0&&a>0){var o=e.left/t;var n=e.top/a;var f=e.right/t;var u=e.bottom/a;i=new Float32Array([f,n,o,n,f,u,o,u])}else{i=new Float32Array([1,0,0,0,1,1,0,1])}var s=this.texturePosBuffer;r.bindBuffer(r.ARRAY_BUFFER,s);r.bufferSubData(r.ARRAY_BUFFER,0,i);r.bindBuffer(r.ARRAY_BUFFER,null)};e.prototype.SR_Destroy=function(){var e=this.contextGL;var r=this.YUVProgram;e.deleteProgram(r);var t=this.LineProgram;e.deleteProgram(t);var a=this.vertexPosBuffer;var i=this.texturePosBuffer;var o=this.vertexLineBuffer;e.deleteBuffer(a);e.deleteBuffer(i);e.deleteBuffer(o);var n=this.yTextureRef;var f=this.uTextureRef;var u=this.vTextureRef;e.deleteTexture(n);e.deleteTexture(f);e.deleteTexture(u)};return e});
\ No newline at end of file

gassafetyprogress-web/public/h5player/playctrl2/Decoder.worker.js

+/**
+ * @license
+ * Copyright 2015 The Emscripten Authors
+ * SPDX-License-Identifier: MIT
+ */
+
+// Pthread Web Worker startup routine:
+// This is the entry point file that is loaded first by each Web Worker
+// that executes pthreads on the Emscripten application.
+
+// Thread-local:
+var initializedJS = false; // Guard variable for one-time init of the JS state (currently only embind types registration)
+
+var Module = {};
+
+function assert(condition, text) {
+  if (!condition) abort('Assertion failed: ' + text);
+}
+
+function threadPrintErr() {
+  var text = Array.prototype.slice.call(arguments).join(' ');
+  console.error(text);
+}
+function threadAlert() {
+  var text = Array.prototype.slice.call(arguments).join(' ');
+  postMessage({cmd: 'alert', text: text, threadId: Module['_pthread_self']()});
+}
+// We don't need out() for now, but may need to add it if we want to use it
+// here. Or, if this code all moves into the main JS, that problem will go
+// away. (For now, adding it here increases code size for no benefit.)
+var out = function() {
+  throw 'out() is not defined in worker.js.';
+}
+var err = threadPrintErr;
+this.alert = threadAlert;
+
+Module['instantiateWasm'] = function(info, receiveInstance) {
+  // Instantiate from the module posted from the main thread.
+  // We can just use sync instantiation in the worker.
+  var instance = new WebAssembly.Instance(Module['wasmModule'], info);
+  // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193,
+  // the above line no longer optimizes out down to the following line.
+  // When the regression is fixed, we can remove this if/else.
+  receiveInstance(instance);
+  // We don't need the module anymore; new threads will be spawned from the main thread.
+  Module['wasmModule'] = null;
+  return instance.exports;
+};
+
+function moduleLoaded() {
+}
+
+this.onmessage = function(e) {
+  try {
+    if (e.data.cmd === 'load') { // Preload command that is called once per worker to parse and load the Emscripten code.
+
+      // Module and memory were sent from main thread
+      Module['wasmModule'] = e.data.wasmModule;
+
+      Module['wasmMemory'] = e.data.wasmMemory;
+
+      Module['buffer'] = Module['wasmMemory'].buffer;
+
+      Module['ENVIRONMENT_IS_PTHREAD'] = true;
+
+      if (typeof e.data.urlOrBlob === 'string') {
+        importScripts(e.data.urlOrBlob);
+      } else {
+        var objectUrl = URL.createObjectURL(e.data.urlOrBlob);
+        importScripts(objectUrl);
+        URL.revokeObjectURL(objectUrl);
+      }
+      JSPlayerModule(Module).then(function (instance) {
+        Module = instance;
+        moduleLoaded();
+      });
+
+    } else if (e.data.cmd === 'objectTransfer') {
+      Module['PThread'].receiveObjectTransfer(e.data);
+    } else if (e.data.cmd === 'run') {
+      // This worker was idle, and now should start executing its pthread entry
+      // point.
+      // performance.now() is specced to return a wallclock time in msecs since
+      // that Web Worker/main thread launched. However for pthreads this can
+      // cause subtle problems in emscripten_get_now() as this essentially
+      // would measure time from pthread_create(), meaning that the clocks
+      // between each threads would be wildly out of sync. Therefore sync all
+      // pthreads to the clock on the main browser thread, so that different
+      // threads see a somewhat coherent clock across each of them
+      // (+/- 0.1msecs in testing).
+      Module['__performance_now_clock_drift'] = performance.now() - e.data.time;
+
+      // Pass the thread address inside the asm.js scope to store it for fast access that avoids the need for a FFI out.
+      Module['__emscripten_thread_init'](e.data.threadInfoStruct, /*isMainBrowserThread=*/0, /*isMainRuntimeThread=*/0);
+
+      // Establish the stack frame for this thread in global scope
+      // The stack grows downwards
+      var max = e.data.stackBase;
+      var top = e.data.stackBase + e.data.stackSize;
+      assert(e.data.threadInfoStruct);
+      assert(top != 0);
+      assert(max != 0);
+      assert(top > max);
+      // Also call inside JS module to set up the stack frame for this pthread in JS module scope
+      Module['establishStackSpace'](top, max);
+      Module['PThread'].receiveObjectTransfer(e.data);
+      Module['PThread'].threadInit();
+
+      // Embind must initialize itself on all threads, as it generates support JS.
+      // We only do this once per worker since they get reused
+      if (!initializedJS) {
+        Module['___embind_register_native_and_builtin_types']();
+        initializedJS = true;
+      }
+
+      try {
+        // pthread entry points are always of signature 'void *ThreadMain(void *arg)'
+        // Native codebases sometimes spawn threads with other thread entry point signatures,
+        // such as void ThreadMain(void *arg), void *ThreadMain(), or void ThreadMain().
+        // That is not acceptable per C/C++ specification, but x86 compiler ABI extensions
+        // enable that to work. If you find the following line to crash, either change the signature
+        // to "proper" void *ThreadMain(void *arg) form, or try linking with the Emscripten linker
+        // flag -s EMULATE_FUNCTION_POINTER_CASTS=1 to add in emulation for this x86 ABI extension.
+        var result = Module['invokeEntryPoint'](e.data.start_routine, e.data.arg);
+
+        Module['checkStackCookie']();
+        if (Module['keepRuntimeAlive']()) {
+          Module['PThread'].setExitStatus(result);
+        } else {
+          Module['PThread'].threadExit(result);
+        }
+      } catch(ex) {
+        if (ex === 'Canceled!') {
+          Module['PThread'].threadCancel();
+        } else if (ex != 'unwind') {
+          // FIXME(sbc): Figure out if this is still needed or useful.  Its not
+          // clear to me how this check could ever fail.  In order to get into
+          // this try/catch block at all we have already called bunch of
+          // functions on `Module`.. why is this one special?
+          if (typeof(Module['_emscripten_futex_wake']) !== "function") {
+            err("Thread Initialisation failed.");
+            throw ex;
+          }
+          // ExitStatus not present in MINIMAL_RUNTIME
+          if (ex instanceof Module['ExitStatus']) {
+            if (Module['keepRuntimeAlive']()) {
+              err('Pthread 0x' + Module['_pthread_self']().toString(16) + ' called exit(), staying alive due to noExitRuntime.');
+            } else {
+              err('Pthread 0x' + Module['_pthread_self']().toString(16) + ' called exit(), calling threadExit.');
+              Module['PThread'].threadExit(ex.status);
+            }
+          }
+          else
+          {
+            Module['PThread'].threadExit(-2);
+            throw ex;
+          }
+        } else {
+          // else e == 'unwind', and we should fall through here and keep the pthread alive for asynchronous events.
+          err('Pthread 0x' + Module['_pthread_self']().toString(16) + ' completed its pthread main entry point with an unwind, keeping the pthread worker alive for asynchronous operation.');
+        }
+      }
+    } else if (e.data.cmd === 'cancel') { // Main thread is asking for a pthread_cancel() on this thread.
+      if (Module['_pthread_self']()) {
+        Module['PThread'].threadCancel();
+      }
+    } else if (e.data.target === 'setimmediate') {
+      // no-op
+    } else if (e.data.cmd === 'processThreadQueue') {
+      if (Module['_pthread_self']()) { // If this thread is actually running?
+        Module['_emscripten_current_thread_process_queued_calls']();
+      }
+    } else {
+      err('worker.js received unknown command ' + e.data.cmd);
+      err(e.data);
+    }
+  } catch(ex) {
+    err('worker.js onmessage() captured an uncaught exception: ' + ex);
+    if (ex && ex.stack) err(ex.stack);
+    throw ex;
+  }
+};
+
+

gassafetyprogress-web/public/h5player/talkW/AudioInterCom.worker.js

+/**
+ * @license
+ * Copyright 2015 The Emscripten Authors
+ * SPDX-License-Identifier: MIT
+ */
+
+// Pthread Web Worker startup routine:
+// This is the entry point file that is loaded first by each Web Worker
+// that executes pthreads on the Emscripten application.
+
+// Thread-local:
+var initializedJS = false; // Guard variable for one-time init of the JS state (currently only embind types registration)
+
+var Module = {};
+
+function assert(condition, text) {
+  if (!condition) abort('Assertion failed: ' + text);
+}
+
+function threadPrintErr() {
+  var text = Array.prototype.slice.call(arguments).join(' ');
+  console.error(text);
+}
+function threadAlert() {
+  var text = Array.prototype.slice.call(arguments).join(' ');
+  postMessage({cmd: 'alert', text: text, threadId: Module['_pthread_self']()});
+}
+// We don't need out() for now, but may need to add it if we want to use it
+// here. Or, if this code all moves into the main JS, that problem will go
+// away. (For now, adding it here increases code size for no benefit.)
+var out = function() {
+  throw 'out() is not defined in worker.js.';
+}
+var err = threadPrintErr;
+this.alert = threadAlert;
+
+Module['instantiateWasm'] = function(info, receiveInstance) {
+  // Instantiate from the module posted from the main thread.
+  // We can just use sync instantiation in the worker.
+  var instance = new WebAssembly.Instance(Module['wasmModule'], info);
+  // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193,
+  // the above line no longer optimizes out down to the following line.
+  // When the regression is fixed, we can remove this if/else.
+  receiveInstance(instance);
+  // We don't need the module anymore; new threads will be spawned from the main thread.
+  Module['wasmModule'] = null;
+  return instance.exports;
+};
+
+function moduleLoaded() {
+}
+
+this.onmessage = function(e) {
+  try {
+    if (e.data.cmd === 'load') { // Preload command that is called once per worker to parse and load the Emscripten code.
+
+      // Module and memory were sent from main thread
+      Module['wasmModule'] = e.data.wasmModule;
+
+      Module['wasmMemory'] = e.data.wasmMemory;
+
+      Module['buffer'] = Module['wasmMemory'].buffer;
+
+      Module['ENVIRONMENT_IS_PTHREAD'] = true;
+
+      if (typeof e.data.urlOrBlob === 'string') {
+        importScripts(e.data.urlOrBlob);
+      } else {
+        var objectUrl = URL.createObjectURL(e.data.urlOrBlob);
+        importScripts(objectUrl);
+        URL.revokeObjectURL(objectUrl);
+      }
+      JSAudioInterComModule(Module).then(function (instance) {
+        Module = instance;
+        moduleLoaded();
+      });
+
+    } else if (e.data.cmd === 'objectTransfer') {
+      Module['PThread'].receiveObjectTransfer(e.data);
+    } else if (e.data.cmd === 'run') {
+      // This worker was idle, and now should start executing its pthread entry
+      // point.
+      // performance.now() is specced to return a wallclock time in msecs since
+      // that Web Worker/main thread launched. However for pthreads this can
+      // cause subtle problems in emscripten_get_now() as this essentially
+      // would measure time from pthread_create(), meaning that the clocks
+      // between each threads would be wildly out of sync. Therefore sync all
+      // pthreads to the clock on the main browser thread, so that different
+      // threads see a somewhat coherent clock across each of them
+      // (+/- 0.1msecs in testing).
+      Module['__performance_now_clock_drift'] = performance.now() - e.data.time;
+
+      // Pass the thread address inside the asm.js scope to store it for fast access that avoids the need for a FFI out.
+      Module['__emscripten_thread_init'](e.data.threadInfoStruct, /*isMainBrowserThread=*/0, /*isMainRuntimeThread=*/0);
+
+      // Establish the stack frame for this thread in global scope
+      // The stack grows downwards
+      var max = e.data.stackBase;
+      var top = e.data.stackBase + e.data.stackSize;
+      assert(e.data.threadInfoStruct);
+      assert(top != 0);
+      assert(max != 0);
+      assert(top > max);
+      // Also call inside JS module to set up the stack frame for this pthread in JS module scope
+      Module['establishStackSpace'](top, max);
+      Module['PThread'].receiveObjectTransfer(e.data);
+      Module['PThread'].threadInit();
+
+      // Embind must initialize itself on all threads, as it generates support JS.
+      // We only do this once per worker since they get reused
+      if (!initializedJS) {
+        Module['___embind_register_native_and_builtin_types']();
+        initializedJS = true;
+      }
+
+      try {
+        // pthread entry points are always of signature 'void *ThreadMain(void *arg)'
+        // Native codebases sometimes spawn threads with other thread entry point signatures,
+        // such as void ThreadMain(void *arg), void *ThreadMain(), or void ThreadMain().
+        // That is not acceptable per C/C++ specification, but x86 compiler ABI extensions
+        // enable that to work. If you find the following line to crash, either change the signature
+        // to "proper" void *ThreadMain(void *arg) form, or try linking with the Emscripten linker
+        // flag -s EMULATE_FUNCTION_POINTER_CASTS=1 to add in emulation for this x86 ABI extension.
+        var result = Module['invokeEntryPoint'](e.data.start_routine, e.data.arg);
+
+        Module['checkStackCookie']();
+        if (Module['keepRuntimeAlive']()) {
+          Module['PThread'].setExitStatus(result);
+        } else {
+          Module['PThread'].threadExit(result);
+        }
+      } catch(ex) {
+        if (ex === 'Canceled!') {
+          Module['PThread'].threadCancel();
+        } else if (ex != 'unwind') {
+          // FIXME(sbc): Figure out if this is still needed or useful.  Its not
+          // clear to me how this check could ever fail.  In order to get into
+          // this try/catch block at all we have already called bunch of
+          // functions on `Module`.. why is this one special?
+          if (typeof(Module['_emscripten_futex_wake']) !== "function") {
+            err("Thread Initialisation failed.");
+            throw ex;
+          }
+          // ExitStatus not present in MINIMAL_RUNTIME
+          if (ex instanceof Module['ExitStatus']) {
+            if (Module['keepRuntimeAlive']()) {
+              err('Pthread 0x' + Module['_pthread_self']().toString(16) + ' called exit(), staying alive due to noExitRuntime.');
+            } else {
+              err('Pthread 0x' + Module['_pthread_self']().toString(16) + ' called exit(), calling threadExit.');
+              Module['PThread'].threadExit(ex.status);
+            }
+          }
+          else
+          {
+            Module['PThread'].threadExit(-2);
+            throw ex;
+          }
+        } else {
+          // else e == 'unwind', and we should fall through here and keep the pthread alive for asynchronous events.
+          err('Pthread 0x' + Module['_pthread_self']().toString(16) + ' completed its pthread main entry point with an unwind, keeping the pthread worker alive for asynchronous operation.');
+        }
+      }
+    } else if (e.data.cmd === 'cancel') { // Main thread is asking for a pthread_cancel() on this thread.
+      if (Module['_pthread_self']()) {
+        Module['PThread'].threadCancel();
+      }
+    } else if (e.data.target === 'setimmediate') {
+      // no-op
+    } else if (e.data.cmd === 'processThreadQueue') {
+      if (Module['_pthread_self']()) { // If this thread is actually running?
+        Module['_emscripten_current_thread_process_queued_calls']();
+      }
+    } else {
+      err('worker.js received unknown command ' + e.data.cmd);
+      err(e.data);
+    }
+  } catch(ex) {
+    err('worker.js onmessage() captured an uncaught exception: ' + ex);
+    if (ex && ex.stack) err(ex.stack);
+    throw ex;
+  }
+};
+
+// Node.js support
+if (typeof process === 'object' && typeof process.versions === 'object' && typeof process.versions.node === 'string') {
+  // Create as web-worker-like an environment as we can.
+  self = {
+    location: {
+      href: __filename
+    }
+  };
+
+  var onmessage = this.onmessage;
+
+  var nodeWorkerThreads = require('worker_threads');
+
+  global.Worker = nodeWorkerThreads.Worker;
+
+  var parentPort = nodeWorkerThreads.parentPort;
+
+  parentPort.on('message', function(data) {
+    onmessage({ data: data });
+  });
+
+  var nodeFS = require('fs');
+
+  var nodeRead = function(filename) {
+    return nodeFS.readFileSync(filename, 'utf8');
+  };
+
+  function globalEval(x) {
+    global.require = require;
+    global.Module = Module;
+    eval.call(null, x);
+  }
+
+  importScripts = function(f) {
+    globalEval(nodeRead(f));
+  };
+
+  postMessage = function(msg) {
+    parentPort.postMessage(msg);
+  };
+
+  if (typeof performance === 'undefined') {
+    performance = {
+      now: function() {
+        return Date.now();
+      }
+    };
+  }
+}
+
+

gassafetyprogress-web/public/h5player/transform/systemTransform-worker.js

+importScripts('libSystemTransform.js');
+    const RECORDRTP = 0;  //录制一份未经过转封装的码流原始数据，用于定位问题
+    let dataType = 1;
+    
+    // 转封装库回调函数
+    self.STCallBack = function (fileIndex,indexLen, data, dataLen)
+    {
+        //stFrameInfo的类型见DETAIL_FRAME_INFO
+		let stFrameInfo = Module._GetDetialFrameInfo();
+        let nIsMp4Index = stFrameInfo.nIsMp4Index;
+		//console.log("FrameType is " , stFrameInfo);	
+		//console.log("nIsMp4Index is " + nIsMp4Index);
+        //debugger
+        var pData = null;
+        pData = new Uint8Array(dataLen);
+        pData.set(Module.HEAPU8.subarray(data, data + dataLen));
+        if (dataType === 1) {
+            if (pData[0] == 0x49 && pData[1] == 0x4d && pData[2] == 0x4b && pData[3] == 0x48) {//码流头丢掉
+                return;
+            }
+            postMessage({type: "outputData", buf: pData, dType: 1});
+            dataType = 2;
+        } else {
+            if (nIsMp4Index) {
+                postMessage({type: "outputData", buf: pData, dType: 6}); //6：索引类型
+            } else {
+                postMessage({type: "outputData", buf: pData, dType: 2}); //2:码流
+            }
+        }
+
+        		//stFrameInfo的类型见DETAIL_FRAME_INFO
+		//let stFrameInfo = Module._GetDetialFrameInfo();
+		//let stFrameType = stFrameInfo.nFrameType;
+		//let nFrameNum = stFrameInfo.nFrameNum;
+		//let nTimeStamp = stFrameInfo.nTimeStamp;
+        //let nIsMp4Index = stFrameInfo.nIsMp4Index;
+		
+		//console.log("FrameType is " + stFrameType);	
+		//console.log("nIsMp4Index is " + nIsMp4Index);	
+        
+    }
+
+    // self.Module = { memoryInitializerRequest: loadMemInitFile(), TOTAL_MEMORY: 128*1024*1024 };
+    // importScripts('SystemTransform.js');
+
+    self.Module['onRuntimeInitialized'] = function (){
+        postMessage({type: "loaded"});
+    }
+    onmessage = function (e) {
+        var data = e.data;
+        if ("create" === data.type) {
+            if (RECORDRTP) {
+                postMessage({type: "created"});
+                postMessage({type: "outputData", buf: data.buf, dType: 1});
+            } else {
+                var iHeadLen = data.len;
+                var pHead = Module._malloc(iHeadLen);
+    
+                self.writeArrayToMemory(new Uint8Array(data.buf), pHead);
+                var iTransType = data.packType;//目标格式
+                var iRet = Module._CreatHandle(pHead, iTransType, 4096);
+                if (iRet != 0) {
+                    console.log("_CreatHandle failed!" + iRet);
+                } else {
+                    iRet = Module._SysTransRegisterDataCallBack();			
+                    if(iRet != 0)
+                    {
+                        console.log("_SysTransRegisterDataCallBack Failed:" + iRet);
+                    }
+
+                    iRet = Module._SysTransStart(null, null);
+                    if(iRet != 0)
+                    {
+                        console.log("_SysTransStart Failed:" + iRet);
+                    }
+                    postMessage({type: "created"});
+                }
+            }
+
+        } else if ("inputData" === data.type) {
+            if (RECORDRTP) {
+                var aFileData = new Uint8Array(data.buf);  // 拷贝一份
+                var iBufferLen = aFileData.length;
+                var szBufferLen = iBufferLen.toString(16);
+                if (szBufferLen.length === 1) {
+                    szBufferLen = "000" + szBufferLen;
+                } else if (szBufferLen.length === 2) {
+                    szBufferLen = "00" + szBufferLen;
+                } else if (szBufferLen.length === 3) {
+                    szBufferLen = "0" + szBufferLen;
+                }
+                var aData = [0, 0, parseInt(szBufferLen.substring(0, 2), 16), parseInt(szBufferLen.substring(2, 4), 16)];
+                for(var iIndex = 0, iDataLength = aFileData.length; iIndex < iDataLength; iIndex++) {
+                    aData[iIndex + 4] = aFileData[iIndex]
+                }
+                var dataUint8 = new Uint8Array(aData);
+                postMessage({type: "outputData", buf: dataUint8.buffer, dType: 2});
+            } else {
+                let pInputDataBuf = Module._malloc(data.len);
+                var idataLen = data.len;
+                self.writeArrayToMemory(new Uint8Array(data.buf), pInputDataBuf);
+                    // 输入数据，每次最多2m
+                let pp = Module._SysTransInputData(0, pInputDataBuf, idataLen);
+                if(pp != 0) {
+                    //console.log("InputData Failed:" + pp);
+                }
+                Module._free(pInputDataBuf);
+            }
+        } else if ("release" === data.type) {
+            var iRet = Module._SysTransStop();
+            if (iRet != 0) {
+                console.log("_SysTransStop Failed:", iRet);
+            }
+            Module._SysTransRelease();
+            if (iRet != 0) {
+                console.log("_SysTransRelease Failed:", iRet);
+            }
+            close();
+        }
+    };
\ No newline at end of file