整理优化代码

src/Extension/H264Rtp.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_H264RTPCODEC_H
+#define ZLMEDIAKIT_H264RTPCODEC_H
+
+#include "Rtsp/RtpCodec.h"
+#include "Util/ResourcePool.h"
+#include "Extension/H264.h"
+using namespace toolkit;
+
+namespace mediakit{
+
+/**
+ * h264 rtp解码类
+ */
+class H264RtpDecoder : public RtpCodec , public ResourcePoolHelper<H264Frame> {
+public:
+    typedef std::shared_ptr<H264RtpDecoder> Ptr;
+
+    H264RtpDecoder();
+    ~H264RtpDecoder() {}
+
+    /**
+     * 输入264 rtp包
+     * @param rtp rtp包
+     * @param key_pos 此参数忽略之
+     */
+    bool inputRtp(const RtpPacket::Ptr &rtp, bool key_pos = true) override;
+
+    TrackType getTrackType() const override{
+        return TrackVideo;
+    }
+
+    CodecId getCodecId() const override{
+        return CodecH264;
+    }
+private:
+    bool decodeRtp(const RtpPacket::Ptr &rtp);
+    void onGetH264(const H264Frame::Ptr &frame);
+    H264Frame::Ptr obtainFrame();
+private:
+    H264Frame::Ptr _h264frame;
+};
+
+/**
+ * 264 rtp打包类
+ */
+class H264RtpEncoder : public H264RtpDecoder ,public RtpInfo{
+public:
+    typedef std::shared_ptr<H264RtpEncoder> Ptr;
+
+    /**
+     * @param ui32Ssrc ssrc
+     * @param ui32MtuSize mtu大小
+     * @param ui32SampleRate 采样率，强制为90000
+     * @param ui8PlayloadType pt类型
+     * @param ui8Interleaved rtsp interleaved
+     */
+    H264RtpEncoder(uint32_t ui32Ssrc,
+                   uint32_t ui32MtuSize = 1400,
+                   uint32_t ui32SampleRate = 90000,
+                   uint8_t ui8PlayloadType = 96,
+                   uint8_t ui8Interleaved = TrackVideo * 2);
+    ~H264RtpEncoder() {}
+
+    /**
+     * 输入264帧
+     * @param frame 帧数据，必须
+     */
+    void inputFrame(const Frame::Ptr &frame) override;
+private:
+    void makeH264Rtp(int nal_type,const void *pData, unsigned int uiLen, bool bMark,  bool first_packet, uint32_t uiStamp);
+private:
+    unsigned char _aucSectionBuf[1600];
+};
+
+}//namespace mediakit{
+
+#endif //ZLMEDIAKIT_H264RTPCODEC_H