Reduce allocations

This commit is contained in:
Nicolas Werner 2020-09-03 21:16:29 +02:00
parent 8272d00b50
commit 9b94940251

View file

@ -260,6 +260,7 @@ decode(std::string_view blurhash, size_t width, size_t height, size_t bytesPerPi
Components components{};
std::vector<Color> values;
values.reserve(blurhash.size() / 2);
try {
components = unpackComponents(decode83(blurhash.substr(0, 1)));
@ -277,7 +278,7 @@ decode(std::string_view blurhash, size_t width, size_t height, size_t bytesPerPi
return {};
}
i.image.reserve(height * width * 3);
i.image.reserve(height * width * bytesPerPixel);
for (size_t y = 0; y < height; y++) {
for (size_t x = 0; x < width; x++) {