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authorNick Hollinghurst <nick.hollinghurst@raspberrypi.com>2023-01-23 15:49:30 +0000
committerKieran Bingham <kieran.bingham@ideasonboard.com>2023-01-30 16:30:43 +0000
commit8418473c5178c112d279d7b9ffab3a61f6306693 (patch)
tree77b9fd65490508dad651cfd677e38a1f6c69e3d4 /src/ipa
parenta38c0502b4e5536aef17fab3e98ce2cd1b135dd4 (diff)
ipa: raspberrypi: Handle autofocus algorithm results
Handle the results returned from the autofocus algorithm by updating lens actuator position to the desired value. Update the Request metadata with the algorithm status to provide back to the application. Signed-off-by: Nick Hollinghurst <nick.hollinghurst@raspberrypi.com> Signed-off-by: Naushir Patuck <naush@raspberrypi.com> Reviewed-by: Naushir Patuck <naush@raspberrypi.com> Reviewed-by: David Plowman <david.plowman@raspberrypi.com> Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Diffstat (limited to 'src/ipa')
-rw-r--r--src/ipa/raspberrypi/raspberrypi.cpp48
1 files changed, 48 insertions, 0 deletions
diff --git a/src/ipa/raspberrypi/raspberrypi.cpp b/src/ipa/raspberrypi/raspberrypi.cpp
index 0eb55ed6..fbace14b 100644
--- a/src/ipa/raspberrypi/raspberrypi.cpp
+++ b/src/ipa/raspberrypi/raspberrypi.cpp
@@ -32,6 +32,7 @@
#include "libcamera/internal/mapped_framebuffer.h"
#include "af_algorithm.h"
+#include "af_status.h"
#include "agc_algorithm.h"
#include "agc_status.h"
#include "alsc_status.h"
@@ -164,6 +165,7 @@ private:
void applySharpen(const struct SharpenStatus *sharpenStatus, ControlList &ctrls);
void applyDPC(const struct DpcStatus *dpcStatus, ControlList &ctrls);
void applyLS(const struct AlscStatus *lsStatus, ControlList &ctrls);
+ void applyAF(const struct AfStatus *afStatus, ControlList &lensCtrls);
void resampleTable(uint16_t dest[], double const src[12][16], int destW, int destH);
std::map<unsigned int, MappedFrameBuffer> buffers_;
@@ -629,6 +631,36 @@ void IPARPi::reportMetadata(unsigned int ipaContext)
m[i] = ccmStatus->matrix[i];
libcameraMetadata_.set(controls::ColourCorrectionMatrix, m);
}
+
+ const AfStatus *afStatus = rpiMetadata.getLocked<AfStatus>("af.status");
+ if (afStatus) {
+ int32_t s, p;
+ switch (afStatus->state) {
+ case AfState::Scanning:
+ s = controls::AfStateScanning;
+ break;
+ case AfState::Focused:
+ s = controls::AfStateFocused;
+ break;
+ case AfState::Failed:
+ s = controls::AfStateFailed;
+ break;
+ default:
+ s = controls::AfStateIdle;
+ }
+ switch (afStatus->pauseState) {
+ case AfPauseState::Pausing:
+ p = controls::AfPauseStatePausing;
+ break;
+ case AfPauseState::Paused:
+ p = controls::AfPauseStatePaused;
+ break;
+ default:
+ p = controls::AfPauseStateRunning;
+ }
+ libcameraMetadata_.set(controls::AfState, s);
+ libcameraMetadata_.set(controls::AfPauseState, p);
+ }
}
bool IPARPi::validateSensorControls()
@@ -1294,6 +1326,14 @@ void IPARPi::prepareISP(const ISPConfig &data)
if (dpcStatus)
applyDPC(dpcStatus, ctrls);
+ const AfStatus *afStatus = rpiMetadata.getLocked<AfStatus>("af.status");
+ if (afStatus) {
+ ControlList lensctrls(lensCtrls_);
+ applyAF(afStatus, lensctrls);
+ if (!lensctrls.empty())
+ setLensControls.emit(lensctrls);
+ }
+
if (!ctrls.empty())
setIspControls.emit(ctrls);
}
@@ -1619,6 +1659,14 @@ void IPARPi::applyLS(const struct AlscStatus *lsStatus, ControlList &ctrls)
ctrls.set(V4L2_CID_USER_BCM2835_ISP_LENS_SHADING, c);
}
+void IPARPi::applyAF(const struct AfStatus *afStatus, ControlList &lensCtrls)
+{
+ if (afStatus->lensSetting) {
+ ControlValue v(afStatus->lensSetting.value());
+ lensCtrls.set(V4L2_CID_FOCUS_ABSOLUTE, v);
+ }
+}
+
/*
* Resamples a 16x12 table with central sampling to destW x destH with corner
* sampling.