Method _native_size

src/pptx/parts/image.py:121–133

A (width, height) 2-tuple representing the native dimensions of the image in EMU. Calculated based on the image DPI value, if present, assuming 72 dpi as a default.

(self)

    @property
    def _native_size(self) -> tuple[Length, Length]:
        """A (width, height) 2-tuple representing the native dimensions of the image in EMU.

        Calculated based on the image DPI value, if present, assuming 72 dpi as a default.
        """
        EMU_PER_INCH = 914400
        horz_dpi, vert_dpi = self._dpi
        width_px, height_px = self._px_size

        width = EMU_PER_INCH * width_px / horz_dpi
        height = EMU_PER_INCH * height_px / vert_dpi

        return Emu(int(width)), Emu(int(height))

    @property
    def _px_size(self) -> tuple[int, int]: