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-rw-r--r--src/apps/cam/image.h50
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diff --git a/src/apps/cam/image.h b/src/apps/cam/image.h
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+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+/*
+ * Copyright (C) 2021, Ideas on Board Oy
+ *
+ * image.h - Multi-planar image with access to pixel data
+ */
+
+#pragma once
+
+#include <memory>
+#include <stdint.h>
+#include <vector>
+
+#include <libcamera/base/class.h>
+#include <libcamera/base/flags.h>
+#include <libcamera/base/span.h>
+
+#include <libcamera/framebuffer.h>
+
+class Image
+{
+public:
+ enum class MapMode {
+ ReadOnly = 1 << 0,
+ WriteOnly = 1 << 1,
+ ReadWrite = ReadOnly | WriteOnly,
+ };
+
+ static std::unique_ptr<Image> fromFrameBuffer(const libcamera::FrameBuffer *buffer,
+ MapMode mode);
+
+ ~Image();
+
+ unsigned int numPlanes() const;
+
+ libcamera::Span<uint8_t> data(unsigned int plane);
+ libcamera::Span<const uint8_t> data(unsigned int plane) const;
+
+private:
+ LIBCAMERA_DISABLE_COPY(Image)
+
+ Image();
+
+ std::vector<libcamera::Span<uint8_t>> maps_;
+ std::vector<libcamera::Span<uint8_t>> planes_;
+};
+
+namespace libcamera {
+LIBCAMERA_FLAGS_ENABLE_OPERATORS(Image::MapMode)
+}