processor.h File Reference

Classes
struct	proc_waiter_s
struct	zbar_processor_s

Macros
#define	EVENT_CANCELED
#define	EVENT_INPUT
#define	EVENT_OUTPUT
#define	EVENTS_PENDING
#define	MAX_INPUT_BLOCK

Typedefs
typedef struct proc_waiter_s	proc_waiter_t
typedef struct processor_state_s	processor_state_t

Functions
int	_zbar_process_image (zbar_processor_t *, zbar_image_t *)
int	_zbar_processor_cleanup (zbar_processor_t *)
int	_zbar_processor_close (zbar_processor_t *)
int	_zbar_processor_enable (zbar_processor_t *)
int	_zbar_processor_handle_input (zbar_processor_t *, int)
int	_zbar_processor_init (zbar_processor_t *)
int	_zbar_processor_input_wait (zbar_processor_t *, zbar_event_t *, int)
int	_zbar_processor_invalidate (zbar_processor_t *)
int	_zbar_processor_lock (zbar_processor_t *)
void	_zbar_processor_notify (zbar_processor_t *, unsigned)
int	_zbar_processor_open (zbar_processor_t *, char *, unsigned, unsigned)
int	_zbar_processor_set_size (zbar_processor_t *, unsigned, unsigned)
int	_zbar_processor_set_visible (zbar_processor_t *, int)
int	_zbar_processor_unlock (zbar_processor_t *, int)
int	_zbar_processor_wait (zbar_processor_t *, unsigned, zbar_timer_t *)

Macro Definition Documentation

#define EVENT_CANCELED

Referenced by _zbar_processor_handle_input(), _zbar_processor_notify(), and _zbar_processor_wait().

#define EVENT_INPUT

Referenced by _zbar_processor_handle_input(), and zbar_processor_user_wait().

#define EVENT_OUTPUT

Referenced by _zbar_process_image(), _zbar_processor_handle_input(), and zbar_process_one().

#define EVENTS_PENDING

Referenced by _zbar_processor_wait(), proc_wait_unthreaded(), and proc_waiter_dequeue().

#define MAX_INPUT_BLOCK

Referenced by proc_wait_unthreaded().

Typedef Documentation

typedef struct proc_waiter_s proc_waiter_t

typedef struct processor_state_s processor_state_t

Function Documentation

int _zbar_process_image	(	zbar_processor_t *	,
		zbar_image_t *
	)

References __func__, _zbar_image_swap_symbols(), _zbar_mutex_lock, _zbar_mutex_unlock, _zbar_processor_invalidate(), _zbar_processor_notify(), _zbar_verbosity, err_capture(), err_copy(), EVENT_OUTPUT, format, fourcc, SEV_ERROR, zbar::ZBAR_ERR_UNSUPPORTED, zbar_get_addon_name(), zbar_get_symbol_name(), zbar_image_convert(), zbar_image_destroy(), zbar_image_first_symbol(), zbar_image_get_data(), zbar_image_get_format(), zbar_image_get_height(), zbar_image_get_width(), zbar_image_scanner_get_results(), zbar_image_scanner_recycle_image(), zbar_image_write(), zbar_scan_image(), zbar_symbol_get_count(), zbar_symbol_get_data(), zbar_symbol_get_loc_size(), zbar_symbol_get_quality(), zbar_symbol_get_type(), zbar_symbol_next(), zbar_symbol_set_ref(), zbar_window_draw(), and zprintf.

Referenced by _zbar_processor_handle_input(), proc_video_handler(), proc_wait_unthreaded(), and zbar_process_image().

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int _zbar_processor_cleanup

(

zbar_processor_t *

)

References processor_state_s::kick_fds.

Referenced by zbar_processor_destroy().

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int _zbar_processor_close

(

zbar_processor_t *

)

References __func__, null_error(), and zbar_window_attach().

Referenced by _zbar_processor_handle_input(), and zbar_processor_init().

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int _zbar_processor_enable

(

zbar_processor_t *

)

References proc_video_handler(), and zbar_video_get_fd().

Referenced by zbar_processor_set_active().

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int _zbar_processor_handle_input	(	zbar_processor_t *	,
		int
	)

References __func__, _zbar_event_trigger(), _zbar_event_wait(), _zbar_mutex_lock, _zbar_mutex_unlock, _zbar_process_image(), _zbar_processor_close(), _zbar_processor_input_wait(), _zbar_processor_lock(), _zbar_processor_notify(), _zbar_processor_set_visible(), _zbar_processor_unlock(), zbar_thread_s::activity, err_capture(), EVENT_CANCELED, EVENT_INPUT, EVENT_OUTPUT, zbar_thread_s::notify, proc, proc_open(), zbar_thread_s::running, SEV_WARNING, zbar_thread_s::started, zbar::ZBAR_ERR_CLOSED, zbar_image_destroy(), zbar_video_next_image(), zbar_window_get_overlay(), zbar_window_set_overlay(), and zprintf.

Referenced by win_handle_event(), and x_handle_event().

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int _zbar_processor_init

(

zbar_processor_t *

)

References __func__, err_capture(), processor_state_s::kick_fds, proc_cache_polling(), proc_kick_handler(), SEV_FATAL, and zbar::ZBAR_ERR_SYSTEM.

Referenced by zbar_processor_create().

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int _zbar_processor_input_wait	(	zbar_processor_t *	,
		zbar_event_t *	,
		int
	)

References _zbar_mutex_lock, _zbar_mutex_unlock, processor_state_s::kick_fds, proc_poll_inputs(), proc_sleep(), and win_handle_events().

Referenced by _zbar_processor_handle_input(), and proc_wait_unthreaded().

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int _zbar_processor_invalidate

(

zbar_processor_t *

)

References __func__, and null_error().

Referenced by _zbar_process_image(), x_handle_event(), and zbar_processor_set_active().

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int _zbar_processor_lock

(

zbar_processor_t *

)

References _zbar_event_wait(), _zbar_thread_is_self, _zbar_thread_self, proc_waiter_s::notify, proc_waiter_queue(), and proc_waiter_release().

Referenced by _zbar_processor_handle_input(), proc_enter(), proc_video_handler(), x_connection_handler(), and zbar_processor_init().

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void _zbar_processor_notify	(	zbar_processor_t *	,
		unsigned
	)

References _zbar_event_trigger(), EVENT_CANCELED, proc_waiter_s::events, proc_waiter_s::next, proc_waiter_s::notify, and proc_waiter_dequeue().

Referenced by _zbar_process_image(), and _zbar_processor_handle_input().

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int _zbar_processor_open	(	zbar_processor_t *	,
		char *	,
		unsigned	,
		unsigned
	)

References __func__, err_capture(), err_capture_str(), err_copy(), EXT_STYLE, null_error(), SEV_ERROR, scan_image::width, win_register_class(), WIN_STYLE, x_connection_handler(), x_internal_watcher(), zbar::ZBAR_ERR_WINAPI, zbar::ZBAR_ERR_XDISPLAY, zbar::ZBAR_ERR_XPROTO, and zbar_window_attach().

Referenced by proc_open().

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int _zbar_processor_set_size	(	zbar_processor_t *	,
		unsigned	,
		unsigned
	)

References __func__, scan_image::height, null_error(), and scan_image::width.

Referenced by zbar_process_image(), and zbar_processor_set_visible().

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int _zbar_processor_set_visible	(	zbar_processor_t *	,
		int
	)

References __func__, and null_error().

Referenced by _zbar_processor_handle_input(), and zbar_processor_set_visible().

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int _zbar_processor_unlock	(	zbar_processor_t *	,
		int
	)

References _zbar_event_trigger(), _zbar_thread_is_self, proc_waiter_s::notify, and proc_waiter_dequeue().

Referenced by _zbar_processor_handle_input(), _zbar_processor_wait(), proc_leave(), proc_video_handler(), and x_connection_handler().

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int _zbar_processor_wait	(	zbar_processor_t *	,
		unsigned	,
		zbar_timer_t *
	)

References _zbar_event_wait(), _zbar_mutex_lock, _zbar_mutex_unlock, _zbar_processor_unlock(), _zbar_thread_is_self, EVENT_CANCELED, proc_waiter_s::events, EVENTS_PENDING, proc_waiter_s::notify, proc_wait_unthreaded(), proc_waiter_dequeue(), proc_waiter_queue(), and proc_waiter_release().

Referenced by zbar_process_one(), and zbar_processor_user_wait().

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