vfw.c File Reference

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Classes
struct	video_state_s

Macros
#define	BIH_FIELDS(bih)
#define	BIH_FMT
#define	MAX_DRIVERS
#define	MAX_NAME
#define	VFW_NUM_FORMATS

Functions
int	_zbar_video_open (zbar_video_t *vdo, const char *dev)
static ZTHREAD	vfw_capture_thread (void *arg)
static int	vfw_cleanup (zbar_video_t *vdo)
static zbar_image_t *	vfw_dq (zbar_video_t *vdo)
static LRESULT CALLBACK	vfw_error_cb (HWND hwnd, int errid, const char *errmsg)
static int	vfw_init (zbar_video_t *vdo, uint32_t fmt)
static int	vfw_nq (zbar_video_t *vdo, zbar_image_t *img)
static int	vfw_probe (zbar_video_t *vdo)
static int	vfw_probe_format (zbar_video_t *vdo, uint32_t fmt)
static int	vfw_set_format (zbar_video_t *vdo, uint32_t fmt)
static int	vfw_start (zbar_video_t *vdo)
static int	vfw_stop (zbar_video_t *vdo)
static LRESULT CALLBACK	vfw_stream_cb (HWND hwnd, VIDEOHDR *hdr)

Variables
static const uint32_t	vfw_formats []

Macro Definition Documentation

#define BIH_FIELDS

(

bih

)

Referenced by vfw_probe(), vfw_probe_format(), and vfw_set_format().

#define BIH_FMT

Referenced by vfw_probe(), vfw_probe_format(), and vfw_set_format().

#define MAX_DRIVERS

Referenced by _zbar_video_open().

#define MAX_NAME

Referenced by _zbar_video_open().

#define VFW_NUM_FORMATS

Referenced by vfw_probe().

Function Documentation

int _zbar_video_open	(	zbar_video_t *	vdo,
		const char *	dev
	)

References __func__, _zbar_thread_self, _zbar_thread_start(), _zbar_thread_stop(), video_state_s::captured, err_capture_str(), video_state_s::hwnd, MAX_DRIVERS, MAX_NAME, name, null_error(), SEV_ERROR, video_state_s::thread, vfw_capture_thread(), vfw_probe(), zbar::ZBAR_ERR_INVALID, and zprintf.

Referenced by video_dq_image().

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static ZTHREAD vfw_capture_thread ( void *  arg )

static

References _zbar_event_trigger(), _zbar_mutex_lock, _zbar_mutex_unlock, _zbar_thread_self, zbar_thread_s::activity, video_state_s::hwnd, zbar_thread_s::notify, zbar_thread_s::running, zbar_thread_s::started, video_state_s::thread, and zprintf.

Referenced by _zbar_video_open().

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static int vfw_cleanup ( zbar_video_t *  vdo )

static

References _zbar_thread_stop(), video_state_s::captured, video_state_s::hwnd, and video_state_s::thread.

Referenced by vfw_probe().

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static zbar_image_t* vfw_dq ( zbar_video_t *  vdo )

static

References _zbar_mutex_lock, _zbar_mutex_unlock, and video_unlock().

Referenced by vfw_probe().

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static LRESULT CALLBACK vfw_error_cb ( HWND  hwnd, int  errid, const char *  errmsg  )

static

References _zbar_mutex_lock, _zbar_mutex_unlock, and zprintf.

Referenced by vfw_init().

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static int vfw_init ( zbar_video_t *  vdo, uint32_t  fmt  )

static

References __func__, err_capture(), video_state_s::hwnd, SEV_ERROR, SEV_WARNING, vfw_error_cb(), vfw_set_format(), vfw_stream_cb(), VIDEO_MMAP, zbar::ZBAR_ERR_BUSY, zbar::ZBAR_ERR_WINAPI, and zprintf.

Referenced by vfw_probe().

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static int vfw_nq ( zbar_video_t *  vdo, zbar_image_t *  img  )

static

References video_nq_image().

Referenced by vfw_probe().

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static int vfw_probe ( zbar_video_t *  vdo )

static

References __func__, video_state_s::bi_size, video_state_s::bih, BIH_FIELDS, BIH_FMT, err_capture(), video_state_s::hwnd, SEV_ERROR, vfw_cleanup(), vfw_dq(), vfw_formats, vfw_init(), vfw_nq(), VFW_NUM_FORMATS, vfw_probe_format(), vfw_start(), vfw_stop(), VIDEO_VFW, zbar::ZBAR_ERR_INVALID, and zprintf.

Referenced by _zbar_video_open().

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static int vfw_probe_format ( zbar_video_t *  vdo, uint32_t  fmt  )

static

References _zbar_format_lookup(), video_state_s::bih, BIH_FIELDS, BIH_FMT, zbar_format_def_s::group, zbar_format_def_s::p, zbar_format_def_s::rgb, zbar_format_def_s::yuv, ZBAR_FMT_GRAY, ZBAR_FMT_RGB_PACKED, ZBAR_FMT_YUV_NV, ZBAR_FMT_YUV_PACKED, ZBAR_FMT_YUV_PLANAR, and zprintf.

Referenced by vfw_probe().

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static int vfw_set_format ( zbar_video_t *  vdo, uint32_t  fmt  )

static

References __func__, _zbar_format_lookup(), video_state_s::bih, BIH_FIELDS, BIH_FMT, err_capture(), err_capture_int(), zbar_format_def_s::format, zbar_format_def_s::group, zbar_format_def_s::p, zbar_format_def_s::rgb, SEV_ERROR, zbar_format_def_s::yuv, zbar::ZBAR_ERR_INVALID, ZBAR_FMT_GRAY, ZBAR_FMT_RGB_PACKED, ZBAR_FMT_YUV_NV, ZBAR_FMT_YUV_PACKED, ZBAR_FMT_YUV_PLANAR, and zprintf.

Referenced by vfw_init().

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static int vfw_start ( zbar_video_t *  vdo )

static

References __func__, err_capture(), SEV_ERROR, and zbar::ZBAR_ERR_INVALID.

Referenced by vfw_probe().

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static int vfw_stop ( zbar_video_t *  vdo )

static

References __func__, _zbar_mutex_lock, _zbar_mutex_unlock, video_state_s::captured, err_capture(), video_state_s::hwnd, video_state_s::image, SEV_ERROR, and zbar::ZBAR_ERR_INVALID.

Referenced by vfw_probe().

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static LRESULT CALLBACK vfw_stream_cb ( HWND  hwnd, VIDEOHDR *  hdr  )

static

References _zbar_mutex_lock, _zbar_mutex_unlock, and video_dq_image().

Referenced by vfw_init().

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Variable Documentation

const uint32_t vfw_formats[]

static

Referenced by vfw_probe().