完成Rtmp Metedata对象

src/Common/Factory.cpp

@@ -208,6 +208,18 @@ RtmpCodec::Ptr Factory::getRtmpCodecByTrack(const Track::Ptr &track) {
     }
 }
 
+AMFValue Factory::getAmfByCodecId(CodecId codecId) {
+    switch (codecId){
+        case CodecAAC:{
+            return AMFValue("mp4a");
+        }
+        case CodecH264:{
+            return AMFValue("avc1");
+        }
+        default:
+            return AMFValue(AMF_NULL);
+    }
+}
 
 
 }//namespace mediakit

src/Common/Factory.h

@@ -111,6 +111,14 @@ public:
      * @return
      */
     static RtmpCodec::Ptr getRtmpCodecByTrack(const Track::Ptr &track);
+
+
+    /**
+     * 根据codecId获取rtmp的codec描述
+     * @param codecId
+     * @return
+     */
+    static AMFValue getAmfByCodecId(CodecId codecId);
 };
 
 

src/RtmpMuxer/RtmpMetedata.cpp

+/*
+ * 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 "RtmpMetedata.h"
+namespace mediakit {
+
+}//namespace mediakit
\ No newline at end of file

src/RtmpMuxer/RtmpMetedata.h

+/*
+ * 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.
+ */
+
+#ifndef ZLMEDIAKIT_RTMPMETEDATA_H
+#define ZLMEDIAKIT_RTMPMETEDATA_H
+
+#include "RtmpMuxer/H264RtmpCodec.h"
+#include "RtmpMuxer/AACRtmpCodec.h"
+#include "Util/base64.h"
+#include "Player/Track.h"
+#include "Rtmp/amf.h"
+#include "Common/Factory.h"
+
+namespace mediakit {
+
+/**
+ * rtmp metedata基类，用于描述rtmp格式信息
+ */
+class Metedata : public CodecInfo{
+public:
+    typedef std::shared_ptr<Metedata> Ptr;
+    Metedata():_metedata(AMF_OBJECT){}
+    virtual ~Metedata(){}
+    const AMFValue &getMetedata() const{
+        return _metedata;
+    }
+protected:
+    AMFValue _metedata;
+};
+
+/**
+* metedata中除音视频外的其他描述部分
+*/
+class TitleMete : public Metedata{
+public:
+    TitleMete(float dur_sec = 0,
+              uint64_t fileSize = 0,
+              const map<string,string> &header = map<string,string>()){
+        _metedata.set("duration", dur_sec);
+        _metedata.set("fileSize", 0);
+        _metedata.set("server","ZLMediaKit");
+        for (auto &pr : header){
+            _metedata.set(pr.first, pr.second);
+        }
+    }
+
+    /**
+     * 返回音频或视频类型
+     * @return
+     */
+    TrackType getTrackType() const override {
+        return TrackInvalid;
+    }
+
+    /**
+     * 返回编码器id
+     * @return
+     */
+    CodecId getCodecId() const override{
+        return CodecInvalid;
+    }
+};
+
+class VideoMete : public Metedata{
+public:
+    VideoMete(const VideoTrack::Ptr &video,int datarate = 5000){
+        _metedata.set("width", video->getVideoWidth());
+        _metedata.set("height", video->getVideoHeight());
+        _metedata.set("videodatarate", datarate);
+        _metedata.set("framerate", video->getVideoFps());
+        _metedata.set("videocodecid", Factory::getAmfByCodecId(video->getCodecId())); //h.264
+    }
+    virtual ~VideoMete(){}
+};
+
+
+class AudioMete : public Metedata{
+public:
+    AudioMete(const AudioTrack::Ptr &audio,int datarate = 160){
+        _metedata.set("audiodatarate", datarate);
+        _metedata.set("audiosamplerate", audio->getAudioSampleRate());
+        _metedata.set("audiosamplesize", audio->getAudioSampleBit());
+        _metedata.set("audiochannels", audio->getAudioChannel());
+        _metedata.set("stereo", audio->getAudioChannel() > 1);
+        _metedata.set("audiocodecid", Factory::getAmfByCodecId(audio->getCodecId())); //aac
+    }
+    virtual ~AudioMete(){}
+};
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+}//namespace mediakit
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+#endif //ZLMEDIAKIT_RTMPMETEDATA_H

src/RtspMuxer/RtspSdp.h

@@ -34,7 +34,7 @@
 namespace mediakit {
 
 /**
-* sdp基类
+* rtsp sdp基类
 */
 class Sdp : public CodecInfo{
 public: