linphone-PayloadType.java文件分析

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说明

这个类主要是设置一些类型的参数，如MIME， RATE， FMTP等

功能

设置MIME
设置RATE
设置FMT

UML类图

PayloadType

PayloadType.java

package org.linphone.core;public interface PayloadType {    /**     * Obtain the registered mime-type (actually submime) of the PayloadType. For example: "H264", "speex"...     * @return the (sub) mime type.     */    String getMime();    /**     * Return the RTP clockrate. It is usually the same as the audio sampling rate, and 90000 for video payload types.     * @return     */    int getRate();    /**     * Set format parameter string wished for incoming stream. It is advertised in SDP.     * @param fmtp the fmtp string, like "octet-align=1;mode-set=4,5,6,7"     */    void setRecvFmtp(String fmtp);    /**     * Return the format parameters wished for incoming stream.     * @return the format parameter string.     */    String getRecvFmtp();    /**     * Set the format parameter effective for the outgoing stream (unusual).     * @param fmtp     */    void setSendFmtp(String fmtp);    /**     * Return the format parameter effective for the outgoing stream.     * @return     */    String getSendFmtp();}

PayloadTypeImpl.java

package org.linphone.core;class PayloadTypeImpl implements PayloadType {    public final long nativePtr;    private native String toString(long ptr);    private native String getMime(long ptr);    private native int getRate(long ptr);    protected PayloadTypeImpl(long aNativePtr)  {        nativePtr = aNativePtr;    }    public int getRate() {        return getRate(nativePtr);    }    public String getMime() {        return getMime(nativePtr);    }    public String toString() {        return toString(nativePtr);    }    private native void setRecvFmtp(long ptr, String fmtp);    @Override    public void setRecvFmtp(String fmtp) {        setRecvFmtp(nativePtr,fmtp);    }    private native String getRecvFmtp(long ptr);    @Override    public String getRecvFmtp() {        return getRecvFmtp(nativePtr);    }    private native void setSendFmtp(long ptr, String fmtp);    @Override    public void setSendFmtp(String fmtp) {        setSendFmtp(nativePtr,fmtp);    }    private native String getSendFmtp(long ptr);    @Override    public String getSendFmtp() {        return getSendFmtp(nativePtr);    }}

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