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| author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-03-12 11:10:42 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-03-12 11:10:42 -0300 |
| commit | 7787613f5c5a3a00ebd6aca9893ef2c4ad679bc1 (patch) | |
| tree | 4ffb8dbda509405c10b484edacb44807b16c5466 /v4l2-apps/libv4l/README.multi-threading | |
| parent | 84c19b03d182a3ad1a04fa4be0772ef587225fe6 (diff) | |
| parent | d32bcc1401cca5f2ea369ce78ab70947034b5c8f (diff) | |
| download | mediapointer-dvb-s2-7787613f5c5a3a00ebd6aca9893ef2c4ad679bc1.tar.gz mediapointer-dvb-s2-7787613f5c5a3a00ebd6aca9893ef2c4ad679bc1.tar.bz2 | |
merge: http://jusst.de/hg/v4l-dvb
From: Mauro Carvalho Chehab <mchehab@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'v4l2-apps/libv4l/README.multi-threading')
| -rw-r--r-- | v4l2-apps/libv4l/README.multi-threading | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/v4l2-apps/libv4l/README.multi-threading b/v4l2-apps/libv4l/README.multi-threading new file mode 100644 index 000000000..93b393c8c --- /dev/null +++ b/v4l2-apps/libv4l/README.multi-threading @@ -0,0 +1,12 @@ +libv4lconvert is not safe for using one convert instance as returned by +v4lconvert_create from multiple threads, if you want to use one v4lconvert +instance from multiple threads you must provide your own locking and make +sure no simultanious calls are made. + +libv4l1 and libv4l2 are safe for multithread use *under* *the* *following* +*conditions* : + +* when using v4lx_fd_open, do not make any v4lx_ calls to the passed fd until + v4lx_fd_open has completed + +* all v4lx_ calls must be completed before calling v4lx_close |