/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2019, Google Inc. * * format_convert.h - qcam - Convert buffer to RGB */ #ifndef __QCAM_FORMAT_CONVERTER_H__ #define __QCAM_FORMAT_CONVERTER_H__ #include <stddef.h> #include <QSize> #include <libcamera/pixelformats.h> class QImage; class FormatConverter { public: int configure(const libcamera::PixelFormat &format, const QSize &size); void convert(const unsigned char *src, size_t size, QImage *dst); private: enum FormatFamily { MJPEG, NV, RGB, YUV, }; void convertNV(const unsigned char *src, unsigned char *dst); void convertRGB(const unsigned char *src, unsigned char *dst); void convertYUV(const unsigned char *src, unsigned char *dst); libcamera::PixelFormat format_; unsigned int width_; unsigned int height_; enum FormatFamily formatFamily_; /* NV parameters */ unsigned int horzSubSample_; unsigned int vertSubSample_; bool nvSwap_; /* RGB parameters */ unsigned int bpp_; unsigned int r_pos_; unsigned int g_pos_; unsigned int b_pos_; /* YUV parameters */ unsigned int y_pos_; unsigned int cb_pos_; }; #endif /* __QCAM_FORMAT_CONVERTER_H__ */