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// StreamPackage.h: interface for the StreamPackage class.
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//
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//////////////////////////////////////////////////////////////////////
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#if !defined(AFX_STREAMPACKAGE_H__014CF316_354F_47ED_B30D_D39912DD250D__INCLUDED_)
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#define AFX_STREAMPACKAGE_H__014CF316_354F_47ED_B30D_D39912DD250D__INCLUDED_
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#if (defined(WIN32) || defined(WIN64))
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#define SG_PACKAGE_API __declspec(dllimport)
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#define CALLMETHOD __stdcall
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#define CALLBACK __stdcall
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#else
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#define CALLMETHOD
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#define CALLBACK
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#define SG_PACKAGE_API
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*码流封装错误类型*/
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typedef enum
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{
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SG_ERR_NOERR = 0, /*成功*/
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SG_ERR_HANDLE_EMPTY, /*句柄无效*/
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SG_ERR_INIT_FAIL, /*初始化失败*/
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SG_ERR_PARAM_ERR, /*参数错误*/
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}SG_ERR_TYPE;
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/*码流封装类型*/
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typedef enum
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{
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SG_STREAM_TYPE_DAV_STREAM = 19, /* 封装格式 DAV */
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}SG_STREAM_TYPE;
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/*帧类型*/
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typedef enum
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{
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SG_FRAME_TYPE_VIDEO = 1, /* 视频帧 */
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SG_FRAME_TYPE_AUDIO, /* 音频帧 */
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SG_FRAME_TYPE_EXT /* 大华扩展帧 */
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}SG_FRAME_TYPE;
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/*视频帧子类型*/
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typedef enum
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{
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SG_FRAME_SUB_TYPE_I, /* I帧 */
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SG_FRAME_SUB_TYPE_P, /* P帧 */
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SG_FRAME_SUB_TYPE_B, /* B帧 */
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SG_FRAME_SUB_TYPE_JPEG_FRAME = 8, /*JPEG 帧*/
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}SG_FRAME_SUB_TYPE;
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/*编码类型*/
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typedef enum
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{
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SG_ENCODE_VIDEO_UNKNOWN = 0, /*视频编码格式不可知*/
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SG_ENCODE_VIDEO_MPEG4 = 1 , /*视频编码格式是MPEG4*/
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SG_ENCODE_VIDEO_JPEG = 3, /*视频编码格式是标准JPEG*/
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SG_ENCODE_VIDEO_H264 = 4, /*视频编码格式是大华码流H264*/
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SG_ENCODE_AUDIO_PCM = 7, /*音频编码格式是PCM8*/
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SG_ENCODE_AUDIO_G711A = 14, /*音频编码格式是G711A*/
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SG_ENCODE_AUDIO_PCM16 = 16, /*音频编码格式是PCM16*/
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SG_ENCODE_AUDIO_AAC = 26, /*音频编码格式是AAC*/
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SG_ENCODE_AUDIO_MP2 = 31, /*音频编码格式是MP2*/
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}SG_ENCODE_TYPE;
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/*解交错标志*/
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typedef enum
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{
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SG_DEINTERLACE_NONE = 2, /*无解交错*/
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}SG_DEINTERLACE_TYPE;
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/*加密类型*/
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typedef enum
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{
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SG_ENCRYPT,
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}SG_ENCRYPT_TYPE;
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#pragma pack(1)
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/*文件头信息*/
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typedef struct
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{
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unsigned int struct_size;
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}SGHeaderInfo;
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/*文件尾信息*/
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typedef struct
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{
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unsigned int struct_size;
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}SGTailerInfo;
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//帧数据信息
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typedef struct
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{
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unsigned int struct_size;
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unsigned char* frame_pointer; /*帧数据指针*/
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unsigned int frame_size; /*帧数据长度*/
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unsigned int frame_type; /*帧类型 SG_FRAME_TYPE*/
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unsigned int frame_sub_type; /*帧子类型 SG_FRAME_SUB_TYPE*/
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unsigned int frame_encode; /*编码类型 SG_ENCODE_TYPE*/
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unsigned int frame_time; /*帧时间戳*/
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unsigned int frame_data; /*日期时间，UTC时间*/
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unsigned int width; /*视频宽度*/
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unsigned int heigth; /*视频高度*/
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unsigned int frame_rate; /*视频帧率*/
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unsigned int deinter_lace; /*解交错信息 SG_DEINTERLACE_TYPE*/
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unsigned int sample_rate; /*音频采样率*/
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unsigned int bit_per_sample; /*音频采样位数*/
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unsigned int channels; /*音频通道数*/
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unsigned int bit_rate; /*音频比特率*/
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unsigned char rtp_channel; /*通道号*/
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unsigned char reserved1[7];
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unsigned int frame_seq; /*帧序号*/
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unsigned char reserved[152]; /*保留字段*/
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}SGFrameInfo;
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//数据输出信息
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typedef struct
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{
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unsigned int struct_size;
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unsigned char* data_pointer; /*数据指针*/
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int data_size; /*数据长度*/
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int offset_type; /*数据偏移类型*/
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unsigned int offset_pos; /*数据偏移位置*/
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}SGOutputData;
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typedef void* (*SGMalloc_t)(int memory_size); /*内存分配函数*/
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typedef void (*SGFree_t)(void* memory_pointer, int memory_size); /*内存释放函数*/
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typedef void (*SGDataCB_t)(SGOutputData* data, void* user); /*数据输出回调函数*/
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//创建流封装器信息
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typedef struct
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{
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unsigned int struct_size;
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void* user; /*用户自定义数据*/
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SGMalloc_t sg_malloc; /*用户自定义内存分配函数指针*/
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SGFree_t sg_free; /*用户自定义内存释放函数指针*/
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SGDataCB_t sg_datacb; /*用户自定义数据输出回调函数指针*/
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}SGCreateParam;
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#pragma pack()
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/********************************************************************
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* Funcname: SG_CreateHandle
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* Purpose: 创建流封装器
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* InputParam: nType : 码流封装类型 SG_STREAM_TYPE
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* pCreateParam : 创建流封装器信息
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* Return: void* : 返回打包句柄， 失败返回NULL
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* Created: 2013.11.28
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* Revision Record: Ver 1.0:z_junjie
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*********************************************************************/
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SG_PACKAGE_API void* CALLMETHOD SG_CreateHandle(unsigned int nType, SGCreateParam* pCreateParam);
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/********************************************************************
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* Funcname: SG_DestroyHandle
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* Purpose: 销毁流封装器
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* InputParam: handle : 流封装器句柄
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* Return: 成功返回 SG_ERR_NOERR，失败返回错误码
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* Created: 2013.11.28
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* Revision Record: Ver 1.0:z_junjie
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*********************************************************************/
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SG_PACKAGE_API int CALLMETHOD SG_DestroyHandle(void* handle);
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/********************************************************************
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* Funcname: SG_CreateHeader
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* Purpose: 创建文件头
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* InputParam: handle : 流封装器句柄
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* pHeader : 文件头信息
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* Return: 成功返回 SG_ERR_NOERR，失败返回错误码
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* Created: 2013.11.28
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* Revision Record: Ver 1.0:z_junjie
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*********************************************************************/
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SG_PACKAGE_API int CALLMETHOD SG_CreateHeader(void* handle, SGHeaderInfo* pHeader);
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/********************************************************************
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* Funcname: StreamPacket_InputData
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* Purpose: 传入媒体数据
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* InputParam: handle : 打包句柄
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* frame_info : 需要打包的媒体信息
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* Return: 成功返回 SG_ERR_NOERR，失败返回错误码
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* Created: 2013.11.28
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* Revision Record: Ver 1.0:z_junjie
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*********************************************************************/
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SG_PACKAGE_API int CALLMETHOD SG_InputFrame(void* handle, SGFrameInfo* pFrame);
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/********************************************************************
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* Funcname: StreamPacket_CreateTailer
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* Purpose: 删除打包句柄
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* InputParam: handle : 打包句柄
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* Return: 成功返回 SG_ERR_NOERR，失败返回错误码
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* Created: 2013.11.28
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* Revision Record: Ver 1.0:z_junjie
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*********************************************************************/
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SG_PACKAGE_API int CALLMETHOD SG_CreateTailer(void* handle, SGTailerInfo* pTailer);
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/********************************************************************
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* Funcname: SG_SetEncryptType
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* Purpose: 设置加密类型
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* InputParam: handle : 打包句柄
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type: 加密类型，见SG_ENCRYPT_TYPE
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key: 秘钥指针
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keylen: 秘钥长度
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* Return: 成功返回 SG_ERR_NOERR，失败返回错误码
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* Created: 2013.11.28
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* Revision Record: Ver 1.0:z_junjie
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*********************************************************************/
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SG_PACKAGE_API int CALLMETHOD SG_SetEncryptType(void* handle, int type, unsigned char* key, int keylen);
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#ifdef __cplusplus
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}
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#endif
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#endif // !defined(AFX_STREAMPACKAGE_H__014CF316_354F_47ED_B30D_D39912DD250D__INCLUDED_)
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