189 lines
6.8 KiB
C
189 lines
6.8 KiB
C
|
#ifndef __STREAM_FRAME_H
|
||
|
|
#define __STREAM_FRAME_H
|
||
|
|
#include "typesdef.h"
|
||
|
|
#include "stream_define.h"
|
||
|
|
//定义流的一些函数操作的回调函数,用于不同状态的时候分别通知流
|
||
|
|
enum
|
||
|
|
{
|
||
|
|
STREAM_OPEN_ENTER, //准备打开流
|
||
|
|
STREAM_OPEN_EXIT, //打开流完成退出
|
||
|
|
STREAM_OPEN_FAIL, //打开失败
|
||
|
|
|
||
|
|
STREAM_CLOSE_ENTER, //准备关闭流
|
||
|
|
STREAM_CLOSE_EXIT, //关闭流完成退出
|
||
|
|
STREAM_CLOSE_FAIL, //打开失败
|
||
|
|
|
||
|
|
STREAM_DATA_DIS, //自定义内存分配(open的时候会调用)
|
||
|
|
STREAM_DATA_DESTORY, //自定义内存释放(close的时候调用)
|
||
|
|
STREAM_FILTER_DATA, //在发送的时候,过滤数据包
|
||
|
|
STREAM_RECV_FILTER_DATA, //接收的时候过滤不需要播放的数据包
|
||
|
|
STREAM_SEND_DATA_START, //准备发送数据
|
||
|
|
STREAM_SEND_DATA_FINISH, //发送数据包完成
|
||
|
|
STREAM_RECV_DATA_FINISH,
|
||
|
|
STREAM_SEND_TO_DEST,
|
||
|
|
STREAM_GET_DATA_PRIV,
|
||
|
|
|
||
|
|
STREAM_DATA_FREE,
|
||
|
|
STREAM_DATA_FREE_END,
|
||
|
|
|
||
|
|
STREAM_SEND_CMD, //向流发送命令,可以执行一些特殊操作(如果流不想想响应,则不去响应就行了)
|
||
|
|
STREAM_DEL,
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
STREAM_DEFAULT_FINISH = 0x80,//定义流默认值最大,0x81-0xff都是用户流自定义
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
enum
|
||
|
|
{
|
||
|
|
STREAM_AVAILABLE, //流可用
|
||
|
|
STREAM_ISUED, //被使用
|
||
|
|
STREAM_UNAVAILABLE,
|
||
|
|
STREAM_WAIT_GC_MARKER,
|
||
|
|
STREAM_WAIT_GC_CLEAN,
|
||
|
|
STREAM_AVAILABLE_AGAIN, //流可重复利用,这个时候可能ref不为0,但是其他资源被释放
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
struct data_structure;
|
||
|
|
struct data_list;
|
||
|
|
struct stream_list;
|
||
|
|
typedef struct stream_s stream;
|
||
|
|
|
||
|
|
|
||
|
|
typedef int (*d_free_func)(struct data_structure *d);
|
||
|
|
typedef int (*stream_priv_func)(struct stream_s *s,void *priv,int opcode);
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
typedef void *(*stream_get_data)(void *data);
|
||
|
|
typedef uint32_t (*stream_get_data_time)(void *data);
|
||
|
|
typedef uint32_t (*stream_get_data_len)(void *data);
|
||
|
|
typedef void (*stream_data_free)(void *data);
|
||
|
|
typedef uint32 (*stream_data_custom_func)(void *data,int opcode,void *priv);
|
||
|
|
typedef uint32 (*stream_self_cmd)(stream *s,int opcode,uint32_t arg);
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
typedef uint32_t (*stream_set_data_len)(void *data,uint32_t len);
|
||
|
|
typedef uint32_t (*stream_set_data_timestamp)(void *data,uint32_t timestamp);
|
||
|
|
|
||
|
|
typedef struct
|
||
|
|
{
|
||
|
|
int type;
|
||
|
|
//公用函数
|
||
|
|
stream_get_data get_data; //获取data实体(不一定是数组可能是一个结构体,看流的定义)
|
||
|
|
stream_get_data_len get_data_len; //获取data的长度
|
||
|
|
stream_set_data_len set_data_len;
|
||
|
|
stream_data_free free; //释放data
|
||
|
|
stream_get_data_time get_data_time; //获取data的time
|
||
|
|
stream_set_data_timestamp set_data_time;
|
||
|
|
|
||
|
|
//用户扩展的函数(可以从data获取到到stream,一般给终端调用)
|
||
|
|
stream_data_custom_func custom_func;
|
||
|
|
|
||
|
|
|
||
|
|
}stream_ops_func;
|
||
|
|
|
||
|
|
|
||
|
|
//数据的结构体
|
||
|
|
struct data_structure
|
||
|
|
{
|
||
|
|
void *data; //数据的空间,自己申请赋值,可以是一个结构体也可以是一个数组,流自己决定,只是接收方要明确知道该数据的格式(提前协商)
|
||
|
|
struct data_structure *next;
|
||
|
|
struct data_structure *prev;
|
||
|
|
struct stream_s *s;
|
||
|
|
//注册函数,通过参数去获取一系列参数
|
||
|
|
stream_ops_func *ops;
|
||
|
|
void *priv;//私有的结构体
|
||
|
|
int type; //类型,理论每一个stream的数据类型都不是一样的
|
||
|
|
d_free_func free; //释放函数
|
||
|
|
int ref; //引用数量
|
||
|
|
uint32_t timestamp;
|
||
|
|
|
||
|
|
};
|
||
|
|
|
||
|
|
struct data_list
|
||
|
|
{
|
||
|
|
struct data_structure *data;//数据
|
||
|
|
struct data_list *next; //指针指向下一个
|
||
|
|
struct data_list *prev; //指针指向下一个
|
||
|
|
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
struct stream_list
|
||
|
|
{
|
||
|
|
struct stream_list *next;
|
||
|
|
struct stream_list *prev;
|
||
|
|
struct stream_s *s;
|
||
|
|
int enable; //独立一个开关,可以随时停止发送
|
||
|
|
};
|
||
|
|
struct stream_s
|
||
|
|
{
|
||
|
|
struct stream_list *s_list;
|
||
|
|
struct stream_s *next;
|
||
|
|
struct stream_s *prev;
|
||
|
|
void *priv; //流自己的私有结构体
|
||
|
|
stream_priv_func func; //流自己的操作函数,可以自定义操作
|
||
|
|
const char *name; //stream的名称
|
||
|
|
int used; //是否被使用
|
||
|
|
int enable; //是否使能
|
||
|
|
int ref; //引用次数,为0,代表没有人在使用
|
||
|
|
int open_ref; //open成功后,会+1,close一次会-1,知道变成0后,才能实际关闭
|
||
|
|
|
||
|
|
//给stream发送命令(要保证stream没有被提前释放)
|
||
|
|
stream_self_cmd self_cmd_func;
|
||
|
|
//d_free_func free; //释放data的函数,流自己专有的,释放的时候,先调用这个,再调用默认的
|
||
|
|
|
||
|
|
|
||
|
|
int src_d_list_count; //d_list的总数量,open的时候初始化好,直到删除才能被修改
|
||
|
|
void *src_d_list_head; //记录申请的空间头,删除的时候直接free掉
|
||
|
|
void *d_list_head; //记录申请的空间头,删除的时候直接free掉
|
||
|
|
|
||
|
|
//自己data的链表结构体
|
||
|
|
struct data_structure *src_d_list_f; //当是data产生源头的时候,这里可以调用的链表数量
|
||
|
|
struct data_structure *src_d_list_u; //如果被使用,则放在这个链表中,释放的时候是释放到src_d_list_f;
|
||
|
|
|
||
|
|
|
||
|
|
//接收的data链表结构体
|
||
|
|
struct data_list *d_list_f;//可用数据链表
|
||
|
|
struct data_list *d_list_u;//已有数据链表
|
||
|
|
};
|
||
|
|
|
||
|
|
void *open_stream(const char *name,int data_count,int recv_count,stream_priv_func func,void *priv);
|
||
|
|
int close_stream(struct stream_s *s);
|
||
|
|
int streamSrc_bind_streamDest(struct stream_s *s,const char *name);
|
||
|
|
int streamSrc_unbind_streamDest(struct stream_s *s,const char *name);
|
||
|
|
int send_data_to_stream(struct data_structure *data);
|
||
|
|
int enable_stream(struct stream_s *s,int enable);
|
||
|
|
struct data_structure *get_src_data_f(struct stream_s *s);
|
||
|
|
struct data_structure *recv_real_data(struct stream_s *s);
|
||
|
|
void *get_real_data(void *data_struct);
|
||
|
|
int free_data(void *data_struct);
|
||
|
|
void stream_data_mem_dis(struct stream_s *s,uint8_t *buf_head,int uint_len,int count);
|
||
|
|
int force_del_data(struct data_structure *data);
|
||
|
|
void stream_data_dis_mem(struct stream_s *s,int count);
|
||
|
|
void *get_stream_real_data(struct data_structure* data);
|
||
|
|
uint32_t get_stream_real_data_len(struct data_structure* data);
|
||
|
|
void send_stream_cmd(struct stream_s *s,void *data);
|
||
|
|
uint32_t set_stream_real_data_len(struct data_structure* data,uint32_t len);
|
||
|
|
void stream_work_queue_start();
|
||
|
|
uint32_t stream_data_custom_cmd_func(struct data_structure* data,int opcode,void *priv);
|
||
|
|
uint32_t set_stream_data_time(struct data_structure* data,uint32_t timestamp);
|
||
|
|
uint32_t get_stream_data_timestamp(struct data_structure* data);
|
||
|
|
void *open_stream_available(const char *name,int data_count,int recv_count,stream_priv_func func,void *priv);
|
||
|
|
uint32_t register_stream_self_cmd_func(stream *s,stream_self_cmd func);
|
||
|
|
|
||
|
|
uint32_t stream_self_cmd_func(stream *s,int opcode,uint32_t arg);
|
||
|
|
int open_stream_again(stream *s);
|
||
|
|
void broadcast_cmd_to_destStream(stream *s,uint32_t cmd);
|
||
|
|
void stream_data_dis_mem_custom(stream *s);
|
||
|
|
#endif
|