整理优化代码

src/Extension/H264Rtmp.h

@@ -0,0 +1,103 @@
+/*
+ * MIT License
+ *
+ * Copyright (c) 2016-2019 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_H264RTMPCODEC_H
+#define ZLMEDIAKIT_H264RTMPCODEC_H
+
+#include "Rtmp/RtmpCodec.h"
+#include "Extension/Track.h"
+#include "Util/ResourcePool.h"
+#include "Extension/H264.h"
+using namespace toolkit;
+
+namespace mediakit{
+/**
+ * h264 Rtmp解码类
+ */
+class H264RtmpDecoder : public RtmpCodec ,public ResourcePoolHelper<H264Frame> {
+public:
+    typedef std::shared_ptr<H264RtmpDecoder> Ptr;
+
+    H264RtmpDecoder();
+    ~H264RtmpDecoder() {}
+
+    /**
+     * 输入264 Rtmp包
+     * @param rtmp Rtmp包
+     * @param key_pos 此参数忽略之
+     */
+    bool inputRtmp(const RtmpPacket::Ptr &rtmp, bool key_pos = true) override;
+
+    TrackType getTrackType() const override{
+        return TrackVideo;
+    }
+
+    CodecId getCodecId() const override{
+        return CodecH264;
+    }
+protected:
+    bool decodeRtmp(const RtmpPacket::Ptr &Rtmp);
+    void onGetH264_l(const char *pcData, int iLen, uint32_t dts,uint32_t pts);
+    void onGetH264(const char *pcData, int iLen, uint32_t dts,uint32_t pts);
+    H264Frame::Ptr obtainFrame();
+protected:
+    H264Frame::Ptr _h264frame;
+    string _sps;
+    string _pps;
+};
+
+/**
+ * 264 Rtmp打包类
+ */
+class H264RtmpEncoder : public H264RtmpDecoder, public ResourcePoolHelper<RtmpPacket> {
+public:
+    typedef std::shared_ptr<H264RtmpEncoder> Ptr;
+
+    /**
+     * 构造函数，track可以为空，此时则在inputFrame时输入sps pps
+     * 如果track不为空且包含sps pps信息，
+     * 那么inputFrame时可以不输入sps pps
+     * @param track
+     */
+    H264RtmpEncoder(const Track::Ptr &track);
+    ~H264RtmpEncoder() {}
+
+    /**
+     * 输入264帧，可以不带sps pps
+     * @param frame 帧数据
+     */
+    void inputFrame(const Frame::Ptr &frame) override;
+private:
+    void makeVideoConfigPkt();
+private:
+    H264Track::Ptr _track;
+    bool _gotSpsPps = false;
+    RtmpPacket::Ptr _lastPacket;
+};
+
+}//namespace mediakit
+
+#endif //ZLMEDIAKIT_H264RTMPCODEC_H