Lines Matching defs:pngStruct
97 png_structp pngStruct = png_create_write_struct(PNG_LIBPNG_VER_STRING, nullptr, nullptr, nullptr);
98 if (pngStruct == nullptr) {
102 png_infop pngInfo = png_create_info_struct(pngStruct);
105 png_destroy_write_struct(&pngStruct, nullptr);
111 png_destroy_write_struct(&pngStruct, &pngInfo);
114 png_init_io(pngStruct, fp);
115 png_set_IHDR(pngStruct, pngInfo, width, height, bitmapDepth, PNG_COLOR_TYPE_RGBA, PNG_INTERLACE_NONE,
117 png_set_packing(pngStruct); // set packing info
118 png_write_info(pngStruct, pngInfo); // write to header
120 png_write_row(pngStruct, data + (i * stride));
122 png_write_end(pngStruct, pngInfo);
124 png_destroy_write_struct(&pngStruct, &pngInfo);