cogito/esphome_dev/esphome/components/online_image/png_image.h

36 lines
776 B
C++

#pragma once
#include "esphome/core/defines.h"
#include "esphome/core/helpers.h"
#include "image_decoder.h"
#ifdef USE_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);
~PngDecoder() override;
int prepare(size_t download_size) override;
int HOT decode(uint8_t *buffer, size_t size) override;
protected:
RAMAllocator<pngle_t> allocator_;
pngle_t *pngle_;
};
} // namespace online_image
} // namespace esphome
#endif // USE_ONLINE_IMAGE_PNG_SUPPORT