fix non rtc push rtc play g711 audio loss

src/Extension/G711Rtp.h

@@ -0,0 +1,51 @@
+/*
+ * Copyright (c) 2016 The ZLMediaKit project authors. All Rights Reserved.
+ *
+ * This file is part of ZLMediaKit(https://github.com/xia-chu/ZLMediaKit).
+ *
+ * Use of this source code is governed by MIT license that can be found in the
+ * LICENSE file in the root of the source tree. All contributing project authors
+ * may be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef ZLMEDIAKIT_G711RTP_H
+#define ZLMEDIAKIT_G711RTP_H
+
+#include "Frame.h"
+#include "CommonRtp.h"
+#include "Rtsp/RtpCodec.h"
+
+namespace mediakit{
+
+
+/**
+ * G711 rtp编码类
+ */
+class G711RtpEncoder : public CommonRtpDecoder, public RtpInfo {
+public:
+    typedef std::shared_ptr <G711RtpEncoder> Ptr;
+
+    ~G711RtpEncoder() override {}
+
+    /**
+     * 构造函数
+     * @param codec 编码类型
+     * @param ssrc ssrc
+     * @param mtu_size mtu 大小
+     * @param sample_rate 采样率
+     * @param payload_type pt类型
+     * @param interleaved rtsp interleaved 值
+     */
+    G711RtpEncoder(CodecId codec, uint32_t ssrc, uint32_t mtu_size, uint32_t sample_rate, uint8_t payload_type, uint8_t interleaved,uint32_t channels);
+
+    /**
+     * 输入帧数据并编码成rtp
+     */
+    bool inputFrame(const Frame::Ptr &frame) override;
+private:
+    FrameImp::Ptr _cache_frame;
+    uint32_t _channels = 1;
+};
+
+}//namespace mediakit
+#endif //ZLMEDIAKIT_G711RTP_H