[Bugme-new] [Bug 16511] New: gspca module return invalid v4l2_buffer's timestamp
bugzilla-daemon at bugzilla.kernel.org
bugzilla-daemon at bugzilla.kernel.org
Wed Aug 4 00:17:39 PDT 2010
https://bugzilla.kernel.org/show_bug.cgi?id=16511
Summary: gspca module return invalid v4l2_buffer's timestamp
Product: v4l-dvb
Version: unspecified
Kernel Version: 2.6.32-9
Platform: All
OS/Version: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: webcam
AssignedTo: v4l-dvb_webcam at kernel-bugs.osdl.org
ReportedBy: andrey.d.nikitin at gmail.com
Regression: No
v4l2 API says about struct v4l2_buffer timestamp value:
"For input streams this is the system time (as returned by the gettimeofday()
function)
when the first data byte was captured."
gspca devica capture (v4l2, mmap, qbuf/dqbuf)
frame_nr timestamp sec:usec
-------- ------------------
1 4980:319
2 4980:319
3 4980:383
4 4980:479
5 4980:543
6 4980:639
7 4980:703
8 4980:799
9 4980:863
10 4980:927
4980 sec = 1970 year.
-- Package-specific info:
** Version:
Linux version 2.6.32-3-686-bigmem (Debian 2.6.32-9) (maks at debian.org) (gcc
version 4.3.4 (Debian 4.3.4-8) ) #1 SMP Thu Feb 25 06:54:30 UTC 2010
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