Files
foobar2000-sdk/foobar2000/SDK/imageLoaderLite.h
2021-12-14 00:28:25 -07:00

52 lines
2.2 KiB
C++

#pragma once
#ifdef _WIN32
namespace Gdiplus {
class Image;
}
#endif
namespace fb2k {
#ifdef _WIN32
typedef Gdiplus::Image * nativeImage_t;
#else
typedef void * nativeImage_t;
#endif
struct imageInfo_t {
uint32_t width, height, bitDepth;
bool haveAlpha;
const char * formatName;
const char * mime;
};
//! \since 1.6
//! Interface to common image loader routines that turn a bytestream into a image that can be drawn in a window. \n
//! Windows: Using imageLoaderLite methods initializes gdiplus if necessary, leaving gdiplus initialized for the rest of app lifetime. \n
//! If your component supports running on foobar2000 older than 1.6, use tryGet() to gracefully fall back to your own image loader: \n
//! auto api = fb2k::imageLoaderLite::tryGet(); if (api.is_valid()) { do stuff with api; } else { use fallbacks; }
class imageLoaderLite : public service_base {
FB2K_MAKE_SERVICE_COREAPI(imageLoaderLite);
public:
//! Throws excpetions on failure, returns valid image otherwise.\n
//! Caller takes ownership of the returned object. \n
//! @param outInfo Optional struct to receive information about the loaded image.
virtual nativeImage_t load(const void * data, size_t bytes, imageInfo_t * outInfo = nullptr, abort_callback & aborter = fb2k::noAbort) = 0;
//! Parses the image data just enough to hand over basic info about what's inside. \n
//! Much faster than load(). \n
//! Supports all formats recognized by load().
virtual imageInfo_t getInfo(const void * data, size_t bytes, abort_callback & aborter = fb2k::noAbort) = 0;
//! Helper - made virtual so it can be possibly specialized in the future
virtual nativeImage_t load(album_art_data_ptr data, imageInfo_t * outInfo = nullptr, abort_callback & aborter = fb2k::noAbort) {
return load(data->get_ptr(), data->get_size(), outInfo, aborter);
}
//! Helper - made virtual so it can be possibly specialized in the future
virtual imageInfo_t getInfo(album_art_data_ptr data, abort_callback & aborter = fb2k::noAbort) {
return getInfo(data->get_ptr(), data->get_size(), aborter);
}
};
}
#define FB2K_GETOPENFILENAME_PICTUREFILES "Picture files|*.jpg;*.jpeg;*.png;*.bmp;*.gif;*.webp"
#define FB2K_GETOPENFILENAME_PICTUREFILES_ALL FB2K_GETOPENFILENAME_PICTUREFILES "|All files|*.*"