diff options
Diffstat (limited to 'src/uca-grabber.h')
| -rw-r--r-- | src/uca-grabber.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/uca-grabber.h b/src/uca-grabber.h index 0ae229d..0e203e1 100644 --- a/src/uca-grabber.h +++ b/src/uca-grabber.h @@ -1,6 +1,8 @@ #ifndef __UNIFIED_CAMERA_ACCESS_GRABBER_H #define __UNIFIED_CAMERA_ACCESS_GRABBER_H +#include <stdbool.h> + /* * --- virtual methods -------------------------------------------------------- */ @@ -37,6 +39,14 @@ typedef uint32_t (*uca_grabber_get_property) (struct uca_grabber_t *grabber, enu */ typedef uint32_t (*uca_grabber_alloc) (struct uca_grabber_t *grabber, uint32_t n_buffers); +/** + * \brief Begin acquiring frames + * \param[in] n_frames Number of frames to acquire, -1 means infinite number + * \param[in] async Grab asynchronous if true + */ +typedef uint32_t (*uca_grabber_acquire) (struct uca_grabber_t *grabber, int32_t n_frames, bool async); + +typedef uint32_t (*uca_grabber_grab) (struct uca_grabber_t *grabber, char *buffer, size_t n_bytes); struct uca_grabber_t { @@ -47,6 +57,8 @@ struct uca_grabber_t { uca_grabber_set_property set_property; uca_grabber_get_property get_property; uca_grabber_alloc alloc; + uca_grabber_acquire acquire; + uca_grabber_grab grab; /* Private */ void *user; |