OpenJPEG
2.2.0
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Data Structures | |
struct | opj_tls_key_val_t |
struct | opj_tls_t |
struct | opj_worker_thread_job_t |
struct | opj_worker_thread_t |
struct | opj_job_list_t |
struct | opj_worker_thread_list_t |
struct | opj_thread_pool_t |
Typedefs | |
typedef struct opj_job_list_t | opj_job_list_t |
typedef struct opj_worker_thread_list_t | opj_worker_thread_list_t |
Enumerations | |
enum | opj_worker_thread_state { OPJWTS_OK, OPJWTS_STOP, OPJWTS_ERROR } |
Functions | |
OPJ_BOOL OPJ_CALLCONV | opj_has_thread_support (void) |
Returns if the library is built with thread support. More... | |
int OPJ_CALLCONV | opj_get_num_cpus (void) |
Return the number of virtual CPUs. More... | |
opj_mutex_t * | opj_mutex_create (void) |
Creates a mutex. More... | |
void | opj_mutex_lock (opj_mutex_t *mutex) |
Lock/acquire the mutex. More... | |
void | opj_mutex_unlock (opj_mutex_t *mutex) |
Unlock/release the mutex. More... | |
void | opj_mutex_destroy (opj_mutex_t *mutex) |
Destroy a mutex. More... | |
opj_cond_t * | opj_cond_create (void) |
Creates a condition. More... | |
void | opj_cond_wait (opj_cond_t *cond, opj_mutex_t *mutex) |
Wait for the condition to be signaled. More... | |
void | opj_cond_signal (opj_cond_t *cond) |
Signal waiting threads on a condition. More... | |
void | opj_cond_destroy (opj_cond_t *cond) |
Destroy a condition. More... | |
opj_thread_t * | opj_thread_create (opj_thread_fn thread_fn, void *user_data) |
Creates a new thread. More... | |
void | opj_thread_join (opj_thread_t *thread) |
Wait for a thread to be finished and release associated resources to the thread handle. More... | |
static opj_tls_t * | opj_tls_new (void) |
static void | opj_tls_destroy (opj_tls_t *tls) |
void * | opj_tls_get (opj_tls_t *tls, int key) |
Get a thread local value corresponding to the provided key. More... | |
OPJ_BOOL | opj_tls_set (opj_tls_t *tls, int key, void *value, opj_tls_free_func opj_free_func) |
Set a thread local value corresponding to the provided key. More... | |
static OPJ_BOOL | opj_thread_pool_setup (opj_thread_pool_t *tp, int num_threads) |
static opj_worker_thread_job_t * | opj_thread_pool_get_next_job (opj_thread_pool_t *tp, opj_worker_thread_t *worker_thread, OPJ_BOOL signal_job_finished) |
opj_thread_pool_t * | opj_thread_pool_create (int num_threads) |
Create a new thread pool. More... | |
static void | opj_worker_thread_function (void *user_data) |
OPJ_BOOL | opj_thread_pool_submit_job (opj_thread_pool_t *tp, opj_job_fn job_fn, void *user_data) |
Submit a new job to be run by one of the thread in the thread pool. More... | |
void | opj_thread_pool_wait_completion (opj_thread_pool_t *tp, int max_remaining_jobs) |
Wait that no more than max_remaining_jobs jobs are remaining in the queue of the thread pool. More... | |
int | opj_thread_pool_get_thread_count (opj_thread_pool_t *tp) |
Return the number of threads associated with the thread pool. More... | |
void | opj_thread_pool_destroy (opj_thread_pool_t *tp) |
Destroy a thread pool. More... | |
typedef struct opj_job_list_t opj_job_list_t |
typedef struct opj_worker_thread_list_t opj_worker_thread_list_t |
int OPJ_CALLCONV opj_get_num_cpus | ( | void | ) |
Return the number of virtual CPUs.
Referenced by opj_j2k_get_default_thread_count().
OPJ_BOOL OPJ_CALLCONV opj_has_thread_support | ( | void | ) |
Returns if the library is built with thread support.
OPJ_TRUE if mutex, condition, thread, thread pool are available.
References OPJ_FALSE.
Referenced by opj_j2k_get_default_thread_count(), and opj_j2k_set_threads().
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References opj_worker_thread_t::cond, opj_thread_pool_t::cond, opj_job_list_t::job, opj_thread_pool_t::job_queue, opj_worker_thread_t::marked_as_waiting, opj_worker_thread_t::mutex, opj_thread_pool_t::mutex, opj_job_list_t::next, opj_worker_thread_list_t::next, opj_cond_signal(), opj_cond_wait(), OPJ_FALSE, opj_free(), opj_malloc(), opj_mutex_lock(), opj_mutex_unlock(), OPJ_TRUE, OPJWTS_ERROR, OPJWTS_STOP, opj_thread_pool_t::pending_jobs_count, opj_thread_pool_t::signaling_threshold, opj_thread_pool_t::state, opj_thread_pool_t::waiting_worker_thread_count, opj_thread_pool_t::waiting_worker_thread_list, opj_worker_thread_list_t::worker_thread, and opj_thread_pool_t::worker_threads_count.
Referenced by opj_worker_thread_function().
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References opj_worker_thread_t::cond, opj_thread_pool_t::cond, opj_worker_thread_t::marked_as_waiting, opj_worker_thread_t::mutex, opj_thread_pool_t::mutex, opj_calloc(), opj_cond_create(), opj_cond_wait(), OPJ_FALSE, opj_mutex_create(), opj_mutex_destroy(), opj_mutex_lock(), opj_mutex_unlock(), opj_thread_create(), OPJ_TRUE, opj_worker_thread_function(), OPJWTS_ERROR, opj_thread_pool_t::state, opj_worker_thread_t::thread, opj_worker_thread_t::tp, opj_thread_pool_t::waiting_worker_thread_count, opj_thread_pool_t::worker_threads, and opj_thread_pool_t::worker_threads_count.
Referenced by opj_thread_pool_create().
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References opj_tls_t::key_val, opj_tls_t::key_val_count, opj_free(), opj_tls_key_val_t::opj_free_func, and opj_tls_key_val_t::value.
Referenced by opj_thread_pool_destroy(), and opj_worker_thread_function().
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References opj_calloc().
Referenced by opj_thread_pool_create(), and opj_worker_thread_function().
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