esphome/esphome/components/online_image/png_image.h

38 lines
776 B
C++

#pragma once
#ifdef USE_ARDUINO
#include "image_decoder.h"
#ifdef ONLINE_IMAGE_PNG_SUPPORT
#include <pngle.h>
namespace esphome {
namespace online_image {
/**
* @brief Image decoder specialization for PNG images.
*/
class PngDecoder : public ImageDecoder {
public:
/**
* @brief Construct a new PNG Decoder object.
*
* @param display The image to decode the stream into.
*/
PngDecoder(OnlineImage *image) : ImageDecoder(image), pngle(pngle_new()) {}
virtual ~PngDecoder() { pngle_destroy(pngle); }
void prepare(uint32_t download_size) override;
int HOT decode(uint8_t *buffer, size_t size) override;
private:
pngle_t *pngle;
};
} // namespace online_image
} // namespace esphome
#endif // ONLINE_IMAGE_PNG_SUPPORT
#endif // USE_ARDUINO