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authorNaushir Patuck <naush@raspberrypi.com>2022-10-06 14:17:37 +0100
committerLaurent Pinchart <laurent.pinchart@ideasonboard.com>2022-10-18 03:09:44 +0300
commitf9c490ab25f38dcaf62da27980dcd8e9f1e53897 (patch)
treebd37a36e377cbf693f56d2f04f1ae98ba969c321 /src/ipa/raspberrypi/cam_helper_imx519.cpp
parentc513522f3f5b9e3cb091cf7dfd249376b4171bfe (diff)
ipa: raspberrypi: Pass lineLength into the CamHelper API
Update CamHelper::exposureLines() and CamHelper::exposure() to take a line length duration parameter for use in the exposure calculations. For now, only use the minimum line length for all the calculations to match the existing IPA behavior. Signed-off-by: Naushir Patuck <naush@raspberrypi.com> Tested-by: Dave Stevenson <dave.stevenson@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/cam_helper_imx519.cpp')
-rw-r--r--src/ipa/raspberrypi/cam_helper_imx519.cpp7
1 files changed, 4 insertions, 3 deletions
diff --git a/src/ipa/raspberrypi/cam_helper_imx519.cpp b/src/ipa/raspberrypi/cam_helper_imx519.cpp
index 54e104e7..2c120dad 100644
--- a/src/ipa/raspberrypi/cam_helper_imx519.cpp
+++ b/src/ipa/raspberrypi/cam_helper_imx519.cpp
@@ -144,9 +144,9 @@ uint32_t CamHelperImx519::getVBlanking(Duration &exposure,
if (shift) {
/* Account for any rounding in the scaled frame length value. */
frameLength <<= shift;
- exposureLines = CamHelperImx519::exposureLines(exposure);
+ exposureLines = CamHelperImx519::exposureLines(exposure, mode_.minLineLength);
exposureLines = std::min(exposureLines, frameLength - frameIntegrationDiff);
- exposure = CamHelperImx519::exposure(exposureLines);
+ exposure = CamHelperImx519::exposure(exposureLines, mode_.minLineLength);
}
return frameLength - mode_.height;
@@ -170,7 +170,8 @@ void CamHelperImx519::populateMetadata(const MdParser::RegisterMap &registers,
{
DeviceStatus deviceStatus;
- deviceStatus.shutterSpeed = exposure(registers.at(expHiReg) * 256 + registers.at(expLoReg));
+ deviceStatus.shutterSpeed = exposure(registers.at(expHiReg) * 256 + registers.at(expLoReg),
+ mode_.minLineLength);
deviceStatus.analogueGain = gain(registers.at(gainHiReg) * 256 + registers.at(gainLoReg));
deviceStatus.frameLength = registers.at(frameLengthHiReg) * 256 + registers.at(frameLengthLoReg);