Function PngWriteCallbackIWriter

Siv3D/src/Siv3D/ImageFormat/PNG/PNGEncoder.cpp:25–30

namespace s3d
{
	static void PngWriteCallbackIWriter(png_structp png_ptr, png_bytep src, png_size_t length)
	{
		IWriter* pWriter = static_cast<IWriter*>(::png_get_io_ptr(png_ptr));

		pWriter->write(src, length);
	}

	static void PngWriteCallbackBlob(png_structp png_ptr, png_bytep src, png_size_t length)
	{