新增设备主子码流选择，默认为不开启

‘sxh’

2023-06-15 15df08964bb459d6d01ec5ef423eae094eac1c72

 src/main/java/com/genersoft/iot/vmp/common/StreamInfo.java

@@ -528,4 +528,31 @@
        }
        return instance;
    }


    /*=========================设备主子码流逻辑START====================*/
    @Schema(description = "是否为子码流(true-是，false-主码流)")
    private boolean subStream;

    public boolean isSubStream() {
        return subStream;
    }

    public void setSubStream(boolean subStream) {
        this.subStream = subStream;
    }

    public static String getPlayStream(String deviceId,String channelId,boolean isSubStream){
        String streamId;
        if(isSubStream){
            streamId = String.format("%s_%s_%s","sub",deviceId, channelId);
        }else {
            streamId = String.format("%s_%s_%s","main", deviceId, channelId);
        }
        return streamId;
    }

    /*=========================设备主子码流逻辑END====================*/


}