libcamera/libcamera.git - libcamera official repository

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author	Laurent Pinchart <laurent.pinchart@ideasonboard.com>	2022-08-28 03:40:25 +0300
committer	Laurent Pinchart <laurent.pinchart@ideasonboard.com>	2022-09-01 22:41:01 +0300
commit	251f0534b74bcb46c777aa0df34b1b4142b664f5 (patch)
tree	09da0bd567c7aa01ceb95f24d0a54446faf07a9a /utils/raspberrypi/ctt/ctt_geq.py
parent	ee4681b7e8899c50b6d960d3b0b52ffd09c19a22 (diff)

qcam: viewfinder_gl: Take color space into account for YUV rendering

Update the YUV shaders and the viewfinder_gl to correctly take the Y'CbCr encoding and the quantization range into account when rendering YUV formats to RGB. Support for the primaries and transfer function will be added in a subsequent step. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Umang Jain <umang.jain@ideasonboard.com> Reviewed-by: Kunal Agarwal <kunalagarwal1072002@gmail.com>

Diffstat (limited to 'utils/raspberrypi/ctt/ctt_geq.py')

0 files changed, 0 insertions, 0 deletions

/* SPDX-License-Identifier: LGPL-2.1-or-later */ /* * Copyright (C) 2020, Google Inc. * * file.h - File I/O operations */ #ifndef __LIBCAMERA_INTERNAL_FILE_H__ #define __LIBCAMERA_INTERNAL_FILE_H__ #include <map> #include <string> #include <sys/types.h> #include <libcamera/span.h> namespace libcamera { class File { public: enum MapFlag { MapNoOption = 0, MapPrivate = (1 << 0), }; enum OpenMode { NotOpen = 0, ReadOnly = (1 << 0), WriteOnly = (1 << 1), ReadWrite = ReadOnly | WriteOnly, }; File(const std::string &name); File(); ~File(); File(const File &) = delete; File &operator=(const File &) = delete; const std::string &fileName() const { return name_; } void setFileName(const std::string &name); bool exists() const; bool open(OpenMode mode); bool isOpen() const { return fd_ != -1; } OpenMode openMode() const { return mode_; } void close(); int error() const { return error_; } ssize_t size() const; off_t pos() const; off_t seek(off_t pos); ssize_t read(const Span<uint8_t> &data); ssize_t write(const Span<const uint8_t> &data); Span<uint8_t> map(off_t offset = 0, ssize_t size = -1, MapFlag flags = MapNoOption); bool unmap(uint8_t *addr); static bool exists(const std::string &name); private: void unmapAll(); std::string name_; int fd_; OpenMode mode_; int error_; std::map<void *, size_t> maps_; }; } /* namespace libcamera */ #endif /* __LIBCAMERA_INTERNAL_FILE_H__ */


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