author | Nikhil Devshatwar <nikhil.nd@ti.com> | |
Thu, 25 Sep 2014 09:06:07 +0000 (14:36 +0530) | ||
committer | Nikhil Devshatwar <nikhil.nd@ti.com> | |
Wed, 1 Oct 2014 08:38:31 +0000 (14:08 +0530) | ||
commit | 3b4478350587e9d6e88bb79be2231355028c293d | |
tree | f6852cd8019d922edc816fff0fddfdcbc3352092 | tree | snapshot (tar.xz tar.gz zip) |
parent | 8555e6acd986474536fe91dfcfd02974242574b0 | commit | diff |
v4l2: Add latency measurement
To profile the driver capture latency and display latency,
Calculate the latencies at QBUF and DQBUF ioctls
Print the latencies only when --debug is passed.
Signed-off-by: Nikhil Devshatwar <nikhil.nd@ti.com>
To profile the driver capture latency and display latency,
Calculate the latencies at QBUF and DQBUF ioctls
Print the latencies only when --debug is passed.
Signed-off-by: Nikhil Devshatwar <nikhil.nd@ti.com>
util/v4l2.c | diff | blob | history |