From 8418473c5178c112d279d7b9ffab3a61f6306693 Mon Sep 17 00:00:00 2001 From: Nick Hollinghurst Date: Mon, 23 Jan 2023 15:49:30 +0000 Subject: 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 Signed-off-by: Naushir Patuck Reviewed-by: Naushir Patuck Reviewed-by: David Plowman Signed-off-by: Kieran Bingham --- src/ipa/raspberrypi/raspberrypi.cpp | 48 +++++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) 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 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("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("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. -- cgit v1.2.1