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| author | Jean-Francois Moine <moinejf@free.fr> | 2009-02-14 11:12:43 +0100 |
|---|---|---|
| committer | Jean-Francois Moine <moinejf@free.fr> | 2009-02-14 11:12:43 +0100 |
| commit | f957f39eafc6f6d168d3ae4f61f7a15a29cee6c8 (patch) | |
| tree | 19db0887def3bf12dd92679fc773ba53fc100be6 /v4l2-apps/libv4l/README.multi-threading | |
| parent | d0ee609e50f6eba78db4783e1374311be2e38ea5 (diff) | |
| parent | adff0f37dc0f0ab48850eaad267223c634e975a2 (diff) | |
| download | mediapointer-dvb-s2-f957f39eafc6f6d168d3ae4f61f7a15a29cee6c8.tar.gz mediapointer-dvb-s2-f957f39eafc6f6d168d3ae4f61f7a15a29cee6c8.tar.bz2 | |
merge: v4l-dvb
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 |