整理代码，添加265模板代码

src/Extension/H264.cpp

@@ -0,0 +1,56 @@
+/*
+ * MIT License
+ *
+ * Copyright (c) 2016 xiongziliang <771730766@qq.com>
+ *
+ * This file is part of ZLMediaKit(https://github.com/xiongziliang/ZLMediaKit).
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+
+#include "H264.h"
+#include "H264/SPSParser.h"
+#include "Util/logger.h"
+using namespace toolkit;
+
+namespace mediakit{
+
+bool getAVCInfo(const string& strSps,int &iVideoWidth, int &iVideoHeight, float  &iVideoFps) {
+    return getAVCInfo(strSps.data(),strSps.size(),iVideoWidth,iVideoHeight,iVideoFps);
+}
+bool getAVCInfo(const char * sps,int sps_len,int &iVideoWidth, int &iVideoHeight, float  &iVideoFps){
+    T_GetBitContext tGetBitBuf;
+    T_SPS tH264SpsInfo;
+    memset(&tGetBitBuf,0,sizeof(tGetBitBuf));
+    memset(&tH264SpsInfo,0,sizeof(tH264SpsInfo));
+    tGetBitBuf.pu8Buf = (uint8_t*)sps + 1;
+    tGetBitBuf.iBufSize = sps_len - 1;
+    if(0 != h264DecSeqParameterSet((void *) &tGetBitBuf, &tH264SpsInfo)){
+        return false;
+    }
+    h264GetWidthHeight(&tH264SpsInfo, &iVideoWidth, &iVideoHeight);
+    h264GeFramerate(&tH264SpsInfo, &iVideoFps);
+    //ErrorL << iVideoWidth << " " << iVideoHeight << " " << iVideoFps;
+    return true;
+}
+
+}//namespace mediakit
+
+