Files
ustreamer/src/ustreamer/workers.h
2024-04-05 19:21:42 +03:00

90 lines
3.1 KiB
C

/*****************************************************************************
# #
# uStreamer - Lightweight and fast MJPEG-HTTP streamer. #
# #
# Copyright (C) 2018-2024 Maxim Devaev <mdevaev@gmail.com> #
# #
# This program is free software: you can redistribute it and/or modify #
# it under the terms of the GNU General Public License as published by #
# the Free Software Foundation, either version 3 of the License, or #
# (at your option) any later version. #
# #
# This program is distributed in the hope that it will be useful, #
# but WITHOUT ANY WARRANTY; without even the implied warranty of #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
# GNU General Public License for more details. #
# #
# You should have received a copy of the GNU General Public License #
# along with this program. If not, see <https://www.gnu.org/licenses/>. #
# #
*****************************************************************************/
#pragma once
#include <stdatomic.h>
#include <pthread.h>
#include "../libs/types.h"
#include "../libs/list.h"
typedef struct us_worker_sx {
pthread_t tid;
uint number;
char *name;
ldf last_job_time;
pthread_mutex_t has_job_mutex;
void *job;
atomic_bool has_job;
bool job_timely;
bool job_failed;
ldf job_start_ts;
pthread_cond_t has_job_cond;
struct us_workers_pool_sx *pool;
US_LIST_DECLARE;
} us_worker_s;
typedef void *(*us_workers_pool_job_init_f)(void *arg);
typedef void (*us_workers_pool_job_destroy_f)(void *job);
typedef bool (*us_workers_pool_run_job_f)(us_worker_s *wr);
typedef struct us_workers_pool_sx {
const char *name;
ldf desired_interval;
us_workers_pool_job_destroy_f job_destroy;
us_workers_pool_run_job_f run_job;
uint n_workers;
us_worker_s *workers;
ldf job_timely_ts;
ldf approx_job_time;
pthread_mutex_t free_workers_mutex;
uint free_workers;
pthread_cond_t free_workers_cond;
atomic_bool stop;
} us_workers_pool_s;
us_workers_pool_s *us_workers_pool_init(
const char *name, const char *wr_prefix, uint n_workers, ldf desired_interval,
us_workers_pool_job_init_f job_init, void *job_init_arg,
us_workers_pool_job_destroy_f job_destroy,
us_workers_pool_run_job_f run_job);
void us_workers_pool_destroy(us_workers_pool_s *pool);
us_worker_s *us_workers_pool_wait(us_workers_pool_s *pool);
void us_workers_pool_assign(us_workers_pool_s *pool, us_worker_s *ready_wr);
ldf us_workers_pool_get_fluency_delay(us_workers_pool_s *pool, const us_worker_s *ready_wr);