preparser.c File Reference

Include dependency graph for preparser.c:

Data Structures
struct	vlc_preparser_t
struct	task

Functions
static void	RunnableRun (void *)
static struct task *	TaskNew (vlc_preparser_t *preparser, input_item_t *item, input_item_meta_request_option_t options, const struct vlc_metadata_cbs *cbs, void *userdata, void *id, vlc_tick_t timeout)
static void	TaskDelete (struct task *task)
static void	PreparserAddTask (vlc_preparser_t *preparser, struct task *task)
static void	PreparserRemoveTask (vlc_preparser_t *preparser, struct task *task)
static void	NotifyPreparseEnded (struct task *task, bool art_fetched)
static void	OnParserEnded (input_item_t *item, int status, void *task_)
static void	OnParserSubtreeAdded (input_item_t *item, input_item_node_t *subtree, void *task_)
static void	OnArtFetchEnded (input_item_t *item, bool fetched, void *userdata)
static void	Parse (struct task *task, vlc_tick_t deadline)
static int	Fetch (struct task *task)
static void	Interrupt (struct task *task)
vlc_preparser_t *	vlc_preparser_New (vlc_object_t *parent)
	This function creates the preparser object and thread. More...
int	vlc_preparser_Push (vlc_preparser_t *preparser, input_item_t *item, input_item_meta_request_option_t i_options, const struct vlc_metadata_cbs *cbs, void *cbs_userdata, int timeout_ms, void *id)
	This function enqueues the provided item to be preparsed or fetched. More...
void	vlc_preparser_Cancel (vlc_preparser_t *preparser, void *id)
	This function cancel all preparsing requests for a given id. More...
void	vlc_preparser_Deactivate (vlc_preparser_t *preparser)
	This function deactivates the preparser. More...
void	vlc_preparser_Delete (vlc_preparser_t *preparser)
	This function destroys the preparser object and thread. More...

Variables
static const input_fetcher_callbacks_t	input_fetcher_callbacks

Function Documentation

Fetch()

static int Fetch ( struct task *  task )

static

References task::fetcher, vlc_preparser_t::fetcher, input_fetcher_callbacks, input_fetcher_Push(), task::item, META_REQUEST_OPTION_FETCH_ANY, task::options, task::preparser, and VLC_ENOENT.

Referenced by RunnableRun().

Interrupt()

static void Interrupt ( struct task *  task )

static

References task::interrupted, ITEM_PREPARSE_TIMEOUT, task::preparse_ended, task::preparse_status, and vlc_sem_post().

Referenced by vlc_preparser_Cancel().

NotifyPreparseEnded()

static void NotifyPreparseEnded ( struct task *  task, bool  art_fetched  )

static

References task::cbs, task::item, META_REQUEST_OPTION_FETCH_ANY, input_fetcher_callbacks_t::on_art_fetch_ended, task::options, task::preparse_status, and task::userdata.

Referenced by OnArtFetchEnded(), RunnableRun(), and vlc_preparser_Cancel().

OnArtFetchEnded()

static void OnArtFetchEnded ( input_item_t *  item, bool  fetched, void *  userdata  )

static

References input_item_SetPreparsed(), task::interrupted, task::item, NotifyPreparseEnded(), TaskDelete(), task::userdata, and VLC_UNUSED.

OnParserEnded()

static void OnParserEnded ( input_item_t *  item, int  status, void *  task_  )

static

References task::interrupted, task::item, ITEM_PREPARSE_DONE, ITEM_PREPARSE_FAILED, task::preparse_ended, task::preparse_status, vlc_sem_post(), VLC_SUCCESS, and VLC_UNUSED.

Referenced by Parse().

OnParserSubtreeAdded()

static void OnParserSubtreeAdded ( input_item_t *  item, input_item_node_t *  subtree, void *  task_  )

static

References task::cbs, task::item, task::userdata, and VLC_UNUSED.

Referenced by Parse().

Parse()

static void Parse ( struct task *  task, vlc_tick_t  deadline  )

static

References task::cbs, input_item_Parse(), input_item_parser_id_Release(), task::interrupted, task::item, ITEM_PREPARSE_FAILED, ITEM_PREPARSE_TIMEOUT, OnParserEnded(), OnParserSubtreeAdded(), vlc_preparser_t::owner, task::parser, task::preparse_ended, task::preparse_status, task::preparser, vlc_sem_timedwait(), vlc_sem_wait(), and VLC_TICK_INVALID.

Referenced by RunnableRun().

PreparserAddTask()

static void PreparserAddTask ( vlc_preparser_t *  preparser, struct task *  task  )

static

References vlc_preparser_t::lock, task::node, task::preparser, vlc_preparser_t::submitted_tasks, vlc_list_append(), vlc_mutex_lock(), and vlc_mutex_unlock().

Referenced by vlc_preparser_Push().

PreparserRemoveTask()

static void PreparserRemoveTask ( vlc_preparser_t *  preparser, struct task *  task  )

static

References vlc_preparser_t::lock, task::node, task::preparser, vlc_list_remove(), vlc_mutex_lock(), and vlc_mutex_unlock().

Referenced by RunnableRun().

RunnableRun()

static void RunnableRun ( void *  userdata )

static

References Fetch(), input_item_SetPreparsed(), task::interrupted, task::item, META_REQUEST_OPTION_SCOPE_ANY, META_REQUEST_OPTION_SCOPE_FORCED, NotifyPreparseEnded(), task::options, Parse(), task::preparser, PreparserRemoveTask(), TaskDelete(), task::timeout, task::userdata, VLC_SUCCESS, vlc_thread_set_name(), VLC_TICK_INVALID, and vlc_tick_now().

Referenced by TaskNew().

TaskDelete()

static void TaskDelete ( struct task *  task )

static

References input_item_Release(), and task::item.

Referenced by OnArtFetchEnded(), RunnableRun(), and vlc_preparser_Cancel().

TaskNew()

static struct task * TaskNew ( vlc_preparser_t *  preparser, input_item_t *  item, input_item_meta_request_option_t  options, const struct vlc_metadata_cbs *  cbs, void *  userdata, void *  id, vlc_tick_t  timeout  )

static

References task::cbs, task::id, input_item_Hold(), task::interrupted, task::item, ITEM_PREPARSE_SKIPPED, task::options, task::parser, task::preparse_ended, task::preparse_status, task::preparser, vlc_runnable::run, task::runnable, RunnableRun(), task::timeout, vlc_runnable::userdata, task::userdata, and vlc_sem_init().

Referenced by vlc_preparser_Push().

Variable Documentation

input_fetcher_callbacks

const input_fetcher_callbacks_t input_fetcher_callbacks

static

Initial value:

= {
    .on_art_fetch_ended = OnArtFetchEnded,
}

Referenced by Fetch().