libcamera/vivid.git - libcamera pipeline handler for VIVID

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Diffstat (limited to 'src/android/jpeg/post_processor_jpeg.h')

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/* SPDX-License-Identifier: LGPL-2.1-or-later */ /* * Copyright (C) 2021, Google Inc. * * IPU3 IPA Context */ #include "ipa_context.h" /** * \file ipa_context.h * \brief Context and state information shared between the algorithms */ namespace libcamera::ipa::ipu3 { /** * \struct IPASessionConfiguration * \brief Session configuration for the IPA module * * The session configuration contains all IPA configuration parameters that * remain constant during the capture session, from IPA module start to stop. * It is typically set during the configure() operation of the IPA module, but * may also be updated in the start() operation. */ /** * \struct IPAActiveState * \brief The active state of the IPA algorithms * * The IPA is fed with the statistics generated from the latest frame captured * by the hardware. The statistics are then processed by the IPA algorithms to * compute ISP parameters required for the next frame capture. The current state * of the algorithms is reflected through the IPAActiveState to store the values * most recently computed by the IPA algorithms. */ /** * \struct IPAContext * \brief Global IPA context data shared between all algorithms * * \var IPAContext::configuration * \brief The IPA session configuration, immutable during the session * * \var IPAContext::frameContexts * \brief Ring buffer of the IPAFrameContext(s) * * \var IPAContext::activeState * \brief The current state of IPA algorithms * * \var IPAContext::ctrlMap * \brief A ControlInfoMap::Map of controls populated by the algorithms */ /** * \var IPASessionConfiguration::grid * \brief Grid configuration of the IPA * * \var IPASessionConfiguration::grid.bdsGrid * \brief Bayer Down Scaler grid plane config used by the kernel * * \var IPASessionConfiguration::grid.bdsOutputSize * \brief BDS output size configured by the pipeline handler * * \var IPASessionConfiguration::grid.stride * \brief Number of cells on one line including the ImgU padding */ /** * \var IPASessionConfiguration::af * \brief AF grid configuration of the IPA * * \var IPASessionConfiguration::af.afGrid * \brief AF scene grid configuration */ /** * \var IPAActiveState::af * \brief Context for the Automatic Focus algorithm * * \var IPAActiveState::af.focus * \brief Current position of the lens * * \var IPAActiveState::af.maxVariance * \brief The maximum variance of the current image * * \var IPAActiveState::af.stable * \brief It is set to true, if the best focus is found */ /** * \var IPASessionConfiguration::agc * \brief AGC parameters configuration of the IPA * * \var IPASessionConfiguration::agc.minShutterSpeed * \brief Minimum shutter speed supported with the configured sensor * * \var IPASessionConfiguration::agc.maxShutterSpeed * \brief Maximum shutter speed supported with the configured sensor * * \var IPASessionConfiguration::agc.minAnalogueGain * \brief Minimum analogue gain supported with the configured sensor * * \var IPASessionConfiguration::agc.maxAnalogueGain * \brief Maximum analogue gain supported with the configured sensor */ /** * \var IPASessionConfiguration::sensor * \brief Sensor-specific configuration of the IPA * * \var IPASessionConfiguration::sensor.lineDuration * \brief Line duration in microseconds * * \var IPASessionConfiguration::sensor.defVBlank * \brief The default vblank value of the sensor * * \var IPASessionConfiguration::sensor.size


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