forked from kaltura/nginx-vod-module
/
ngx_http_vod_submodule.h
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/
ngx_http_vod_submodule.h
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#ifndef _NGX_HTTP_VOD_SUBMODULE_H_INCLUDED_
#define _NGX_HTTP_VOD_SUBMODULE_H_INCLUDED_
// includes
#include "ngx_http_vod_request_parse.h"
#include "vod/common.h"
// macros
#define DEFINE_SUBMODULE(x) const ngx_http_vod_submodule_t x = { \
(u_char*)#x, \
sizeof(#x) - 1, \
offsetof(ngx_http_vod_loc_conf_t, x), \
(ngx_http_vod_create_loc_conf_t)ngx_http_vod_##x##_create_loc_conf, \
(ngx_http_vod_merge_loc_conf_t)ngx_http_vod_##x##_merge_loc_conf, \
ngx_http_vod_##x##_get_file_path_components, \
ngx_http_vod_##x##_parse_uri_file_name, \
ngx_http_vod_##x##_parse_drm_info, \
}
#define ngx_http_vod_submodule_size_only(submodule_context) \
((submodule_context)->r->header_only || (submodule_context)->r->method == NGX_HTTP_HEAD)
// request classes
#define REQUEST_CLASS_MANIFEST (0x01)
#define REQUEST_CLASS_SEGMENT (0x02)
#define REQUEST_CLASS_THUMB (0x04)
#define REQUEST_CLASS_OTHER (0x08) // dash init segment, hls iframes manifest, hls master manifest, hls encryption key
struct ngx_http_vod_loc_conf_s;
// typedefs
typedef vod_status_t (*ngx_http_vod_frame_processor_t)(void* context);
typedef void (*ngx_http_vod_create_loc_conf_t)(
ngx_conf_t *cf,
void *conf);
typedef char* (*ngx_http_vod_merge_loc_conf_t)(
ngx_conf_t *cf,
struct ngx_http_vod_loc_conf_s *base,
void *conf,
void *prev);
typedef struct {
request_context_t request_context;
media_set_t media_set;
request_params_t request_params;
ngx_http_request_t* r;
struct ngx_http_vod_loc_conf_s* conf;
} ngx_http_vod_submodule_context_t;
// submodule request
struct ngx_http_vod_request_s {
int flags;
int parse_type;
int request_class;
int codecs_mask;
uint32_t timescale;
ngx_int_t (*handle_metadata_request)(
// in
ngx_http_vod_submodule_context_t* submodule_context,
// out
ngx_str_t* response,
ngx_str_t* content_type);
ngx_int_t (*init_frame_processor)(
// in
ngx_http_vod_submodule_context_t* submodule_context,
segment_writer_t* segment_writer,
// out
ngx_http_vod_frame_processor_t* frame_processor,
void** frame_processor_state,
ngx_str_t* output_buffer,
size_t* response_size,
ngx_str_t* content_type);
};
typedef struct ngx_http_vod_request_s ngx_http_vod_request_t;
// submodule
typedef struct {
u_char* name;
size_t name_len;
int conf_offset;
ngx_http_vod_create_loc_conf_t create_loc_conf;
ngx_http_vod_merge_loc_conf_t merge_loc_conf;
int (*get_file_path_components)
(ngx_str_t* uri);
ngx_int_t (*parse_uri_file_name)(
ngx_http_request_t *r,
struct ngx_http_vod_loc_conf_s *conf,
u_char* start_pos,
u_char* end_pos,
request_params_t* request_params,
const ngx_http_vod_request_t** request);
ngx_int_t (*parse_drm_info)(
ngx_http_vod_submodule_context_t* submodule_context,
ngx_str_t* drm_info,
void** output);
} ngx_http_vod_submodule_t;
// globals
extern const ngx_http_vod_submodule_t* submodules[];
#endif // _NGX_HTTP_VOD_SUBMODULE_H_INCLUDED_