Camera API - manage video capture devices

Defines
#define	MS_STATIC_IMAGE_SET_IMAGE   MS_FILTER_METHOD(MS_STATIC_IMAGE_ID,0,const char)
Typedefs
typedef struct _MSWebCamManager	MSWebCamManager
typedef struct _MSWebCamDesc	MSWebCamDesc
typedef struct _MSWebCam	MSWebCam
Functions
MSWebCamManager *	ms_web_cam_manager_get (void)
void	ms_web_cam_manager_destroy (void)
MSWebCam *	ms_web_cam_manager_get_cam (MSWebCamManager *m, const char *id)
MSWebCam *	ms_web_cam_manager_get_default_cam (MSWebCamManager *m)
const MSList *	ms_web_cam_manager_get_list (MSWebCamManager *m)
void	ms_web_cam_manager_add_cam (MSWebCamManager *m, MSWebCam *c)
void	ms_web_cam_manager_prepend_cam (MSWebCamManager *m, MSWebCam *c)
void	ms_web_cam_manager_register_desc (MSWebCamManager *m, MSWebCamDesc *desc)
void	ms_web_cam_manager_reload (MSWebCamManager *m)
struct _MSFilter *	ms_web_cam_create_reader (MSWebCam *obj)
MSWebCam *	ms_web_cam_new (MSWebCamDesc *desc)
void	ms_web_cam_destroy (MSWebCam *obj)
const char *	ms_web_cam_get_driver_type (const MSWebCam *obj)
const char *	ms_web_cam_get_name (const MSWebCam *obj)
const char *	ms_web_cam_get_string_id (MSWebCam *obj)

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Define Documentation

#define MS_STATIC_IMAGE_SET_IMAGE   MS_FILTER_METHOD(MS_STATIC_IMAGE_ID,0,const char)

method for the "nowebcam" filter

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Typedef Documentation

MSWebCamManager

Structure for webcam manager object.

MSWebCamDesc

Structure for sound card description object.

MSWebCam

Structure for sound card object.

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Function Documentation

MSWebCamManager* ms_web_cam_manager_get

(

void

)

Retreive a webcam manager object.

Returns: MSWebCamManager if successfull, NULL otherwise.

void ms_web_cam_manager_destroy

(

void

)

Destroy the webcam manager object.

MSWebCam* ms_web_cam_manager_get_cam	(	MSWebCamManager *	m,
		const char *	id
	)

Retreive a webcam object based on its name.

Parameters:

m	A webcam manager containing webcam.
id	A name for card to search.

Returns: MSWebCam if successfull, NULL otherwise.

MSWebCam* ms_web_cam_manager_get_default_cam

(

MSWebCamManager *

m

)

Retreive the default webcam object.

Parameters:

m	A webcam manager containing webcams.

Returns: MSWebCam if successfull, NULL otherwise.

const MSList* ms_web_cam_manager_get_list

(

MSWebCamManager *

m

)

Retreive the list of webcam objects.

Parameters:

m	A webcam manager containing webcams.

Returns: MSList of cards if successfull, NULL otherwise.

void ms_web_cam_manager_add_cam	(	MSWebCamManager *	m,
		MSWebCam *	c
	)

Add a webcam object in a webcam manager's list.

Parameters:

m	A webcam manager containing webcams
c	A web cam object.

void ms_web_cam_manager_prepend_cam	(	MSWebCamManager *	m,
		MSWebCam *	c
	)

Add a webcam object on top of list of the webcam manager's list.

Parameters:

m	A webcam manager containing webcams
c	A web cam object.

void ms_web_cam_manager_register_desc	(	MSWebCamManager *	m,
		MSWebCamDesc *	desc
	)

Register a webcam descriptor in a webcam manager.

Parameters:

m	A webcam manager containing sound cards.
desc	A webcam descriptor object.

void ms_web_cam_manager_reload

(

MSWebCamManager *

m

)

Ask all registered MSWebCamDesc to detect the webcams again.

Parameters:

m	A webcam manager

struct _MSFilter* ms_web_cam_create_reader

(

MSWebCam *

obj

)

[read]

Create an INPUT filter based on the selected camera.

Parameters:

obj	A webcam object.

Returns: A MSFilter if successfull, NULL otherwise.

MSWebCam* ms_web_cam_new

(

MSWebCamDesc *

desc

)

Create a new webcam object.

Parameters:

desc	A webcam description object.

Returns: MSWebCam if successfull, NULL otherwise.

void ms_web_cam_destroy

(

MSWebCam *

obj

)

Destroy webcam object.

Parameters:

obj	A MSWebCam object.

const char* ms_web_cam_get_driver_type

(

const MSWebCam *

obj

)

Retreive a webcam's driver type string.

Internal driver types are either: "V4L V4LV2"

Parameters:

obj	A webcam object.

Returns: a string if successfull, NULL otherwise.

const char* ms_web_cam_get_name

(

const MSWebCam *

obj

)

Retreive a webcam's name.

Parameters:

obj	A webcam object.

Returns: a string if successfull, NULL otherwise.

const char* ms_web_cam_get_string_id

(

MSWebCam *

obj

)

Retreive webcam's id: (

driver_type:

name).

Parameters:

obj	A webcam object.

Returns: A string if successfull, NULL otherwise.