4 #ifdef USE_ONLINE_IMAGE_PNG_SUPPORT 8 namespace online_image {
23 void prepare(uint32_t download_size)
override;
24 int HOT
decode(uint8_t *buffer,
size_t size)
override;
33 #endif // USE_ONLINE_IMAGE_PNG_SUPPORT PngDecoder(OnlineImage *image)
Construct a new PNG Decoder object.
Download an image from a given URL, and decode it using the specified decoder.
Class to abstract decoding different image formats.
int HOT decode(uint8_t *buffer, size_t size) override
Image decoder specialization for PNG images.
Implementation of SPI Controller mode.
void prepare(uint32_t download_size) override