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| author | Matthias Vogelgesang <matthias.vogelgesang@kit.edu> | 2011-03-23 09:36:41 +0100 |
|---|---|---|
| committer | Matthias Vogelgesang <matthias.vogelgesang@kit.edu> | 2011-03-23 09:36:41 +0100 |
| commit | 8c48a8ad1c6153770c24ae2e8a9b0f9efedfc4af (patch) | |
| tree | 5b39b777aec9dd10b61b1d117fd97c33cc397019 /src/grabbers/me4.c | |
| parent | bc152fef853627c971b1fc9eb3aab985af83b248 (diff) | |
| download | libuca-8c48a8ad1c6153770c24ae2e8a9b0f9efedfc4af.tar.gz libuca-8c48a8ad1c6153770c24ae2e8a9b0f9efedfc4af.tar.bz2 libuca-8c48a8ad1c6153770c24ae2e8a9b0f9efedfc4af.tar.xz libuca-8c48a8ad1c6153770c24ae2e8a9b0f9efedfc4af.zip | |
Some very important person at SiSo decided to have 64-bit frame numbers on 64-
bit systems and 32-bit frame numbers on 32-bit systems. This commit changes the
API to the former, which means it now takes 1.44x10^10 years to have an overflow
at a very slow frame rate of 1000 frames per second.
Diffstat (limited to 'src/grabbers/me4.c')
| -rw-r--r-- | src/grabbers/me4.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/grabbers/me4.c b/src/grabbers/me4.c index cc7af2c..f1073ff 100644 --- a/src/grabbers/me4.c +++ b/src/grabbers/me4.c @@ -138,9 +138,10 @@ uint32_t uca_me4_stop_acquire(struct uca_grabber *grabber) return UCA_NO_ERROR; } -uint32_t uca_me4_grab(struct uca_grabber *grabber, void **buffer, uint32_t *frame_number) +uint32_t uca_me4_grab(struct uca_grabber *grabber, void **buffer, uint64_t *frame_number) { - static int32_t last_frame = 0; + static frameindex_t last_frame = 0; + if (grabber->asynchronous) last_frame = Fg_getLastPicNumberEx(GET_FG(grabber), PORT_A, GET_MEM(grabber)); else @@ -149,7 +150,7 @@ uint32_t uca_me4_grab(struct uca_grabber *grabber, void **buffer, uint32_t *fram if (last_frame <= 0) return UCA_ERR_PROP_GENERAL; - *frame_number = last_frame; + *frame_number = (uint64_t) last_frame; *buffer = Fg_getImagePtrEx(GET_FG(grabber), last_frame, PORT_A, GET_MEM(grabber)); return UCA_NO_ERROR; } |