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| author | Simon Wilson <simonwilson@google.com> | 2010-11-03 00:53:20 -0700 |
|---|---|---|
| committer | Simon Wilson <simonwilson@google.com> | 2010-12-17 14:12:17 -0800 |
| commit | c755f3cdd0decc54f3d317f0281f0b038e8ece33 (patch) | |
| tree | ee384cab6da6c80b5f21d678d73dd42f983c7cf2 /libcamera | |
| parent | 277dfba014985bfa360e45ae75f323e533b3c6a5 (diff) | |
| download | device_samsung_crespo-c755f3cdd0decc54f3d317f0281f0b038e8ece33.zip device_samsung_crespo-c755f3cdd0decc54f3d317f0281f0b038e8ece33.tar.gz device_samsung_crespo-c755f3cdd0decc54f3d317f0281f0b038e8ece33.tar.bz2 | |
libcamera: change shutterspeed units to microseconds
This is to avoid shutter speeds less than 1ms from underflowing
during the conversion to the denominator portion of 1/1000s.
Change-Id: Ib6df304c38dd22a23aa31bc731c95030a089f05e
Diffstat (limited to 'libcamera')
| -rwxr-xr-x | libcamera/SecCamera.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/libcamera/SecCamera.cpp b/libcamera/SecCamera.cpp index 83d100e..6f14198 100755 --- a/libcamera/SecCamera.cpp +++ b/libcamera/SecCamera.cpp @@ -3392,7 +3392,8 @@ void SecCamera::setExifChangedAttribute() shutterSpeed = 100; } mExifInfo.exposure_time.num = 1; - mExifInfo.exposure_time.den = 1000.0 / shutterSpeed; /* ms -> sec */ + // x us -> 1/x s */ + mExifInfo.exposure_time.den = (uint32_t)(1000000 / shutterSpeed); //3 ISO Speed Rating int iso = fimc_v4l2_g_ctrl(m_cam_fd, V4L2_CID_CAMERA_GET_ISO); |