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authorNaushir Patuck <naush@raspberrypi.com>2021-02-16 08:55:05 +0000
committerLaurent Pinchart <laurent.pinchart@ideasonboard.com>2021-02-17 01:34:37 +0200
commit5aff27a20d718b05d20b9ce63d8b02a0b3bf9cb9 (patch)
tree1b070da18a1c1cbd5ab9b3f158f4573320b45a8c /src/ipa/raspberrypi
parent0e2ca7256bbd6b042d10061c3bce50b669eb9fb7 (diff)
ipa: raspberrypi: Fix exposure and gain delays for imx477
The exposure and gain delays for imx477 are both 2 frames. This error was not noticeable because the controller was using the embedded metadata to get the exposure and gain values for the frame. Signed-off-by: Naushir Patuck <naush@raspberrypi.com> Reviewed-by: David Plowman <david.plowman@raspberrypi.com> Tested-by: David Plowman <david.plowman@raspberrypi.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Diffstat (limited to 'src/ipa/raspberrypi')
-rw-r--r--src/ipa/raspberrypi/cam_helper_imx477.cpp7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/ipa/raspberrypi/cam_helper_imx477.cpp b/src/ipa/raspberrypi/cam_helper_imx477.cpp
index eaa7be16..419f8e77 100644
--- a/src/ipa/raspberrypi/cam_helper_imx477.cpp
+++ b/src/ipa/raspberrypi/cam_helper_imx477.cpp
@@ -37,6 +37,7 @@ public:
CamHelperImx477();
uint32_t GainCode(double gain) const override;
double Gain(uint32_t gain_code) const override;
+ void GetDelays(int &exposure_delay, int &gain_delay) const override;
bool SensorEmbeddedDataPresent() const override;
private:
@@ -62,6 +63,12 @@ double CamHelperImx477::Gain(uint32_t gain_code) const
return 1024.0 / (1024 - gain_code);
}
+void CamHelperImx477::GetDelays(int &exposure_delay, int &gain_delay) const
+{
+ exposure_delay = 2;
+ gain_delay = 2;
+}
+
bool CamHelperImx477::SensorEmbeddedDataPresent() const
{
return true;