libcamera/libcamera.git - libcamera official repository

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author	Naushir Patuck <naush@raspberrypi.com>	2022-11-15 09:07:50 +0000
committer	Laurent Pinchart <laurent.pinchart@ideasonboard.com>	2022-11-29 17:15:55 +0200
commit	c7524b10e0a07623b8fbb2c4becfd01ca9cb936a (patch)
tree	6126b6a94471a13b9544c8ca396e4f9b5c318453 /include/android
parent	dd0a75401f0cf3578ec2d02070dad0df863462d9 (diff)

pipeline: raspberrypi: delayed_controls: Template the ControlRingBuffer class

Convert ControlRingBuffer to a templated class to allow arbitrary ring buffer array types to be defined. Rename ControlRingBuffer to RingBuffer to indicate this. Signed-off-by: Naushir Patuck <naush@raspberrypi.com> Reviewed-by: David Plowman <david.plowman@raspberrypi.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

Diffstat (limited to 'include/android')

0 files changed, 0 insertions, 0 deletions

/* SPDX-License-Identifier: LGPL-2.1-or-later */ /* * Copyright (C) 2019, Google Inc. * * camera_metadata.h - libcamera Android Camera Metadata Helper */ #pragma once #include <stdint.h> #include <vector> #include <system/camera_metadata.h> class CameraMetadata { public: CameraMetadata(); CameraMetadata(size_t entryCapacity, size_t dataCapacity); CameraMetadata(const camera_metadata_t *metadata); CameraMetadata(const CameraMetadata &other); ~CameraMetadata(); CameraMetadata &operator=(const CameraMetadata &other); std::tuple<size_t, size_t> usage() const; bool resized() const { return resized_; } bool isValid() const { return valid_; } bool getEntry(uint32_t tag, camera_metadata_ro_entry_t *entry) const; template<typename T> bool entryContains(uint32_t tag, T value) const; bool hasEntry(uint32_t tag) const; template<typename T, std::enable_if_t<std::is_arithmetic_v<T> || std::is_enum_v<T>> * = nullptr> bool setEntry(uint32_t tag, const T &data) { if (hasEntry(tag)) return updateEntry(tag, &data, 1, sizeof(T)); else return addEntry(tag, &data, 1, sizeof(T)); } template<typename T, std::enable_if_t<std::is_arithmetic_v<T> || std::is_enum_v<T>> * = nullptr> bool addEntry(uint32_t tag, const T &data) { return addEntry(tag, &data, 1, sizeof(T)); } template<typename T, size_t size> bool addEntry(uint32_t tag, const T (&data)[size]) { return addEntry(tag, data, size, sizeof(T)); } template<typename S, typename T = typename S::value_type> bool addEntry(uint32_t tag, const S &data) { return addEntry(tag, data.data(), data.size(), sizeof(T)); } template<typename T> bool addEntry(uint32_t tag, const T *data, size_t count) { return addEntry(tag, data, count, sizeof(T)); } template<typename T> bool updateEntry(uint32_t tag, const T &data) { return updateEntry(tag, &data, 1, sizeof(T)); } template<typename T, size_t size> bool updateEntry(uint32_t tag, const T (&data)[size]) { return updateEntry(tag, data, size, sizeof(T)); } template<typename S, typename T = typename S::value_type> bool updateEntry(uint32_t tag, const S &data) { return updateEntry(tag, data.data(), data.size(), sizeof(T)); } template<typename T> bool updateEntry(uint32_t tag, const T *data, size_t count) { return updateEntry(tag, data, count, sizeof(T)); } camera_metadata_t *getMetadata(); const camera_metadata_t *getMetadata() const; private: bool resize(size_t count, size_t size); bool addEntry(uint32_t tag, const void *data, size_t count, size_t elementSize); bool updateEntry(uint32_t tag, const void *data, size_t count, size_t elementSize); camera_metadata_t *metadata_; bool valid_; bool resized_; };


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