If the image cannot be read (because of missing file, improper permissions, unsupported or invalid format), the function returns an empty matrix ( Mat::data=NULL ).Ĭurrently, the following file formats are supported: The function imread loads an image from the specified file and returns it. More.Ĭv::imwritemulti (const String &filename, InputArrayOfArrays img, const std::vector ¶ms=std::vector())ĭetailed Description Function Documentation ◆ haveImageReader() More.Ĭv::imwrite (const String &filename, InputArray img, const std::vector ¶ms=std::vector()) Loads a of images of a multi-page image from a file. More.Ĭv::imreadmulti (const String &filename, std::vector &mats, int start, int count, int flags= IMREAD_ANYCOLOR)
More.Ĭv::imread (const String &filename, int flags= IMREAD_COLOR)Ĭv::imreadmulti (const String &filename, std::vector &mats, int flags= IMREAD_ANYCOLOR) More.Ĭv::imdecode ( InputArray buf, int flags, Mat *dst)Ĭv::imencode (const String &ext, InputArray img, std::vector &buf, const std::vector ¶ms=std::vector())Įncodes an image into a memory buffer. More.Ĭv::imdecode ( InputArray buf, int flags) Returns the number of images inside the give file. More.Ĭv::imcount (const String &filename, int flags= IMREAD_ANYCOLOR) Returns true if an image with the specified filename can be encoded by OpenCV. More.Ĭv::haveImageWriter (const String &filename) Returns true if the specified image can be decoded by OpenCV. Flags used for image file reading and writingĬv::haveImageReader (const String &filename)
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