#include "uri.h"
#include "ccv.h"
#include <stdlib.h>
#include <stdio.h>
#include <ctype.h>
#include <dispatch/dispatch.h>
static void uri_tld_on_previous_blob(void* context, ebb_buf data);
static void uri_tld_on_source_blob(void* context, ebb_buf data);
typedef struct {
int tld;
ccv_tld_param_t params;
ccv_rect_t box;
} ccv_tld_uri_param_t;
static const param_dispatch_t param_map[] = {
{
.property = "bad_patches",
.type = PARAM_TYPE_INT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, bad_patches),
},
{
.property = "exclude_overlap",
.type = PARAM_TYPE_FLOAT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, exclude_overlap),
},
{
.property = "features",
.type = PARAM_TYPE_INT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, features),
},
{
.property = "height",
.type = PARAM_TYPE_INT,
.offset = offsetof(ccv_tld_uri_param_t, box) + offsetof(ccv_rect_t, height),
},
{
.property = "include_overlap",
.type = PARAM_TYPE_FLOAT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, include_overlap),
},
{
.property = "interval",
.type = PARAM_TYPE_INT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, interval),
},
{
.property = "level",
.type = PARAM_TYPE_INT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, level),
},
{
.property = "min_eigen",
.type = PARAM_TYPE_FLOAT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, min_eigen),
},
{
.property = "min_forward_backward_error",
.type = PARAM_TYPE_FLOAT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, min_forward_backward_error),
},
{
.property = "min_win",
.type = PARAM_TYPE_INT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, min_win),
},
{
.property = "new_deform",
.type = PARAM_TYPE_INT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, new_deform),
},
{
.property = "new_deform_angle",
.type = PARAM_TYPE_FLOAT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, new_deform_angle),
},
{
.property = "new_deform_scale",
.type = PARAM_TYPE_FLOAT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, new_deform_scale),
},
{
.property = "new_deform_shift",
.type = PARAM_TYPE_FLOAT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, new_deform_shift),
},
{
.property = "nnc_beyond",
.type = PARAM_TYPE_FLOAT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, nnc_beyond),
},
{
.property = "nnc_collect",
.type = PARAM_TYPE_FLOAT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, nnc_collect),
},
{
.property = "nnc_same",
.type = PARAM_TYPE_FLOAT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, nnc_same),
},
{
.property = "nnc_thres",
.type = PARAM_TYPE_FLOAT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, nnc_thres),
},
{
.property = "nnc_verify",
.type = PARAM_TYPE_FLOAT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, nnc_verify),
},
{
.property = "previous",
.type = PARAM_TYPE_BLOB,
.on_blob = uri_tld_on_previous_blob,
.offset = 0,
},
{
.property = "rotation",
.type = PARAM_TYPE_INT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, rotation),
},
{
.property = "shift",
.type = PARAM_TYPE_FLOAT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, shift),
},
{
.property = "source",
.type = PARAM_TYPE_BODY,
.on_blob = uri_tld_on_source_blob,
.offset = 0,
},
{
.property = "structs",
.type = PARAM_TYPE_INT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, structs),
},
{
.property = "tld",
.type = PARAM_TYPE_ID,
.offset = offsetof(ccv_tld_uri_param_t, tld),
},
{
.property = "top_n",
.type = PARAM_TYPE_INT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, top_n),
},
{
.property = "track_deform",
.type = PARAM_TYPE_INT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, track_deform),
},
{
.property = "track_deform_angle",
.type = PARAM_TYPE_FLOAT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, track_deform_angle),
},
{
.property = "track_deform_scale",
.type = PARAM_TYPE_FLOAT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, track_deform_scale),
},
{
.property = "track_deform_shift",
.type = PARAM_TYPE_FLOAT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, track_deform_shift),
},
{
.property = "validate_set",
.type = PARAM_TYPE_FLOAT,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, validate_set),
},
{
.property = "width",
.type = PARAM_TYPE_INT,
.offset = offsetof(ccv_tld_uri_param_t, box) + offsetof(ccv_rect_t, width),
},
{
.property = "win_size",
.type = PARAM_TYPE_SIZE,
.offset = offsetof(ccv_tld_uri_param_t, params) + offsetof(ccv_tld_param_t, win_size),
},
{
.property = "x",
.type = PARAM_TYPE_INT,
.offset = offsetof(ccv_tld_uri_param_t, box) + offsetof(ccv_rect_t, x),
},
{
.property = "y",
.type = PARAM_TYPE_INT,
.offset = offsetof(ccv_tld_uri_param_t, box) + offsetof(ccv_rect_t, y),
},
};
typedef struct {
ebb_buf desc;
ccv_array_t* tlds;
dispatch_semaphore_t semaphore;
} tld_context_t;
typedef struct {
dispatch_semaphore_t semaphore;
ccv_tld_t* tld;
} ccv_thread_safe_tld_t;
typedef struct {
param_parser_t param_parser;
ccv_tld_uri_param_t uri_params;
ebb_buf previous;
ebb_buf source;
} tld_param_parser_t;
static void uri_tld_on_previous_blob(void* context, ebb_buf data)
{
tld_param_parser_t* parser = (tld_param_parser_t*)context;
parser->previous = data;
}
static void uri_tld_on_source_blob(void* context, ebb_buf data)
{
tld_param_parser_t* parser = (tld_param_parser_t*)context;
parser->source = data;
}
void* uri_tld_track_object_init(void)
{
assert(param_parser_map_alphabet(param_map, sizeof(param_map) / sizeof(param_dispatch_t)) == 0);
tld_context_t* context = (tld_context_t*)malloc(sizeof(tld_context_t));
context->tlds = ccv_array_new(sizeof(ccv_tld_t*), 64, 0);
context->semaphore = dispatch_semaphore_create(1);
context->desc = param_parser_map_http_body(param_map, sizeof(param_map) / sizeof(param_dispatch_t),
"{"
"\"tld\":\"integer\","
"\"box\":{"
"\"x\":\"integer\","
"\"y\":\"integer\","
"\"width\":\"integer\","
"\"height\":\"integer\","
"\"confidence\":\"number\""
"},"
"\"info\":{"
"\"perform_track\":\"boolean\","
"\"perform_learn\":\"boolean\","
"\"track_success\":\"boolean\","
"\"ferns_detects\":\"integer\","
"\"nnc_detects\":\"integer\","
"\"clustered_detects\":\"integer\","
"\"confident_matches\":\"integer\","
"\"close_matches\":\"integer\""
"}}");
return context;
}
void uri_tld_track_object_destroy(void* context)
{
tld_context_t* tld_context = (tld_context_t*)context;
ccv_array_free(tld_context->tlds);
dispatch_release(tld_context->semaphore);
free(tld_context->desc.data);
free(tld_context);
}
static void uri_tld_param_parser_init(tld_param_parser_t* parser)
{
param_parser_init(&parser->param_parser, param_map, sizeof(param_map) / sizeof(param_dispatch_t), &parser->uri_params, parser);
parser->uri_params.params = ccv_tld_default_params;
parser->uri_params.box = ccv_rect(0, 0, 0, 0);
parser->uri_params.tld = -1;
parser->previous.data = 0;
parser->source.data = 0;
}
void* uri_tld_track_object_parse(const void* context, void* parsed, int resource_id, const char* buf, size_t len, uri_parse_state_t state, int header_index)
{
tld_param_parser_t* parser;
if (parsed)
parser = (tld_param_parser_t*)parsed;
else {
parser = (tld_param_parser_t*)malloc(sizeof(tld_param_parser_t));
uri_tld_param_parser_init(parser);
}
switch (state)
{
case URI_QUERY_STRING:
case URI_CONTENT_BODY:
case URI_PARSE_TERMINATE:
case URI_MULTIPART_HEADER_FIELD:
case URI_MULTIPART_HEADER_VALUE:
case URI_MULTIPART_DATA:
param_parser_execute(&parser->param_parser, resource_id, buf, len, state, header_index);
break;
}
return parser;
}
int uri_tld_track_object_intro(const void* context, const void* parsed, ebb_buf* buf)
{
tld_context_t* tld_context = (tld_context_t*)context;
buf->data = tld_context->desc.data;
buf->len = tld_context->desc.len;
return 0;
}
int uri_tld_track_object(const void* context, const void* parsed, ebb_buf* buf)
{
if (!parsed)
return -1;
tld_context_t* tld_context = (tld_context_t*)context;
tld_param_parser_t* parser = (tld_param_parser_t*)parsed;
param_parser_terminate(&parser->param_parser);
if (parser->source.data == 0)
{
if (parser->previous.data)
free(parser->previous.data);
free(parser);
return -1;
}
ccv_dense_matrix_t* source = 0;
if (((char*)parser->source.data)[0] == '@' && parser->source.len == 11)
{
// TODO: find source in cache
} else
ccv_read(parser->source.data, &source, CCV_IO_ANY_STREAM | CCV_IO_GRAY, parser->source.written);
free(parser->source.data);
if (source == 0)
{
if (parser->previous.data)
free(parser->previous.data);
free(parser);
return -1;
}
int i;
ccv_dense_matrix_t* previous = 0;
if (parser->previous.data == 0 || parser->previous.written == 0)
{
if (parser->previous.data)
free(parser->previous.data);
// to initialize
if (ccv_rect_is_zero(parser->uri_params.box))
{
ccv_matrix_free(source);
free(parser);
return -1;
}
ccv_thread_safe_tld_t thread_safe_tld = {
.tld = 0
};
int tld_ident = -1;
dispatch_semaphore_wait(tld_context->semaphore, DISPATCH_TIME_FOREVER);
for (i = 0; i < tld_context->tlds->rnum; i++)
{
ccv_thread_safe_tld_t* tld = (ccv_thread_safe_tld_t*)ccv_array_get(tld_context->tlds, i);
if (tld->tld == 0)
{
tld_ident = i;
thread_safe_tld = *tld;
break;
}
}
if (thread_safe_tld.tld == 0)
{
thread_safe_tld.tld = (ccv_tld_t*)1;
thread_safe_tld.semaphore = dispatch_semaphore_create(1);
tld_ident = tld_context->tlds->rnum;
ccv_array_push(tld_context->tlds, &thread_safe_tld);
}
dispatch_semaphore_signal(tld_context->semaphore);
dispatch_semaphore_wait(thread_safe_tld.semaphore, DISPATCH_TIME_FOREVER);
thread_safe_tld.tld = ccv_tld_new(source, parser->uri_params.box, parser->uri_params.params);
dispatch_semaphore_signal(thread_safe_tld.semaphore);
ccv_matrix_free(source);
dispatch_semaphore_wait(tld_context->semaphore, DISPATCH_TIME_FOREVER);
*(ccv_thread_safe_tld_t*)ccv_array_get(tld_context->tlds, tld_ident) = thread_safe_tld; // set the real tld pointer
dispatch_semaphore_signal(tld_context->semaphore);
parser->uri_params.tld = tld_ident;
// print out box and tld
char cell[128];
snprintf(cell, 128, "{\"tld\":%d,\"box\":{\"x\":%d,\"y\":%d,\"width\":%d,\"height\":%d,\"confidence\":1}}\n", tld_ident, parser->uri_params.box.x, parser->uri_params.box.y, parser->uri_params.box.width, parser->uri_params.box.height);
size_t len = strlen(cell);
char* data = (char*)malloc(192 + len);;
static const char ebb_http_tld_created[] = "HTTP/1.1 201 Created\r\nCache-Control: no-cache\r\nContent-Type: application/json; charset=utf-8\r\nLocation: /tld/track.object/%d\r\nContent-Length: %zd\r\n\r\n";
snprintf(data, 192, ebb_http_tld_created, tld_ident, len);
size_t data_len = strlen(data);
memcpy(data + data_len, cell, len);
buf->data = data;
buf->len = data_len + len;
buf->on_release = uri_ebb_buf_free;
} else {
if (parser->uri_params.tld < 0)
{
free(parser->previous.data);
free(parser);
return -1;
}
if (((char*)parser->previous.data)[0] == '@' && parser->previous.written == 11)
{
// TODO: find previous in cache
} else
ccv_read(parser->previous.data, &previous, CCV_IO_ANY_STREAM | CCV_IO_GRAY, parser->previous.written);
free(parser->previous.data);
if (previous == 0)
{
free(parser);
return -1;
}
ccv_thread_safe_tld_t thread_safe_tld = {
.tld = 0,
};
dispatch_semaphore_wait(tld_context->semaphore, DISPATCH_TIME_FOREVER);
if (parser->uri_params.tld < tld_context->tlds->rnum)
thread_safe_tld = *(ccv_thread_safe_tld_t*)ccv_array_get(tld_context->tlds, parser->uri_params.tld);
dispatch_semaphore_signal(tld_context->semaphore);
if (thread_safe_tld.tld == 0)
{
ccv_matrix_free(previous);
ccv_matrix_free(source);
free(parser);
return -1;
}
dispatch_semaphore_wait(thread_safe_tld.semaphore, DISPATCH_TIME_FOREVER);
if (thread_safe_tld.tld->frame_signature != previous->sig)
{
dispatch_semaphore_signal(thread_safe_tld.semaphore);
ccv_matrix_free(previous);
ccv_matrix_free(source);
free(parser);
return -1;
}
ccv_tld_info_t info;
ccv_comp_t box = ccv_tld_track_object(thread_safe_tld.tld, previous, source, &info);
dispatch_semaphore_signal(thread_safe_tld.semaphore);
ccv_matrix_free(previous);
ccv_matrix_free(source);
char cell[320];
snprintf(cell, 320,
"{\"tld\":%d,"
"\"box\":{"
"\"x\":%d,"
"\"y\":%d,"
"\"width\":%d,"
"\"height\":%d,"
"\"confidence\":%f"
"},"
"\"info\":{"
"\"perform_track\":%s,"
"\"perform_learn\":%s,"
"\"track_success\":%s,"
"\"ferns_detects\":%d,"
"\"nnc_detects\":%d,"
"\"clustered_detects\":%d,"
"\"confident_matches\":%d,"
"\"close_matches\":%d"
"}}\n",
parser->uri_params.tld,
box.rect.x, box.rect.y, box.rect.width, box.rect.height, box.confidence,
info.perform_track ? "true" : "false",
info.perform_learn ? "true" : "false",
info.track_success ? "true" : "false",
info.ferns_detects,
info.nnc_detects,
info.clustered_detects,
info.confident_matches,
info.close_matches
);
size_t len = strlen(cell);
char* data = (char*)malloc(192 + len);;
snprintf(data, 192, ebb_http_header, len);
size_t data_len = strlen(data);
memcpy(data + data_len, cell, len);
buf->data = data;
buf->len = data_len + len;
buf->on_release = uri_ebb_buf_free;
}
free(parser);
return 0;
}
int uri_tld_track_object_free(const void* context, const void* parsed, ebb_buf* buf)
{
if (!parsed)
return -1;
tld_context_t* tld_context = (tld_context_t*)context;
tld_param_parser_t* parser = (tld_param_parser_t*)parsed;
param_parser_terminate(&parser->param_parser);
if (parser->source.data)
free(parser->source.data);
if (parser->previous.data)
free(parser->previous.data);
if (parser->uri_params.tld < 0)
{
free(parser);
return -1;
}
ccv_thread_safe_tld_t thread_safe_tld = {
.tld = 0,
};
dispatch_semaphore_wait(tld_context->semaphore, DISPATCH_TIME_FOREVER);
if (parser->uri_params.tld < tld_context->tlds->rnum)
{
thread_safe_tld = *(ccv_thread_safe_tld_t*)ccv_array_get(tld_context->tlds, parser->uri_params.tld);
ccv_thread_safe_tld_t dummy_tld = thread_safe_tld;
dummy_tld.tld = 0;
*(ccv_thread_safe_tld_t*)ccv_array_get(tld_context->tlds, parser->uri_params.tld) = dummy_tld;
}
dispatch_semaphore_signal(tld_context->semaphore);
if (!thread_safe_tld.tld)
{
free(parser);
return -1;
} else {
dispatch_semaphore_wait(thread_safe_tld.semaphore, DISPATCH_TIME_FOREVER);
ccv_tld_free(thread_safe_tld.tld);
dispatch_semaphore_signal(thread_safe_tld.semaphore);
buf->data = (void*)ebb_http_ok_true;
buf->len = sizeof(ebb_http_ok_true) - 1;
free(parser);
}
return 0;
}