xbmc/lib/libexif/libexif.h at Jarvis · AIahmedshrf/xbmc

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#ifndef HAS_LIBEXIF_H

#define HAS_LIBEXIF_H

#ifdef __cplusplus

extern "C" {

#endif

#ifdef _DLL

#ifdef WIN32

#define EXIF_EXPORT __declspec(dllexport)

#else

#define EXIF_EXPORT

#endif

#else

#define EXIF_EXPORT

#endif

//--------------------------------------------------------------------------

// JPEG markers consist of one or more 0xFF bytes, followed by a marker

// code byte (which is not an FF). Here are the marker codes of interest

// in this application.

//--------------------------------------------------------------------------

#define M_SOF0 0xC0 // Start Of Frame N

#define M_SOF1 0xC1 // N indicates which compression process

#define M_SOF2 0xC2 // Only SOF0-SOF2 are now in common use

#define M_SOF3 0xC3

#define M_SOF5 0xC5 // NB: codes C4 and CC are NOT SOF markers

#define M_SOF6 0xC6

#define M_SOF7 0xC7

#define M_SOF9 0xC9

#define M_SOF10 0xCA

#define M_SOF11 0xCB

#define M_SOF13 0xCD

#define M_SOF14 0xCE

#define M_SOF15 0xCF

#define M_SOI 0xD8 // Start Of Image (beginning of datastream)

#define M_EOI 0xD9 // End Of Image (end of datastream)

#define M_SOS 0xDA // Start Of Scan (begins compressed data)

#define M_JFIF 0xE0 // Jfif marker

#define M_EXIF 0xE1 // Exif marker

#define M_COM 0xFE // COMment

#define M_DQT 0xDB

#define M_DHT 0xC4

#define M_DRI 0xDD

#define M_IPTC 0xED // IPTC marker

#define MAX_IPTC_STRING 256

typedef struct {

char RecordVersion[MAX_IPTC_STRING];

char SupplementalCategories[MAX_IPTC_STRING];

char Keywords[MAX_IPTC_STRING];

char Caption[MAX_IPTC_STRING];

char Author[MAX_IPTC_STRING];

char Headline[MAX_IPTC_STRING];

char SpecialInstructions[MAX_IPTC_STRING];

char Category[MAX_IPTC_STRING];

char Byline[MAX_IPTC_STRING];

char BylineTitle[MAX_IPTC_STRING];

char Credit[MAX_IPTC_STRING];

char Source[MAX_IPTC_STRING];

char CopyrightNotice[MAX_IPTC_STRING];

char ObjectName[MAX_IPTC_STRING];

char City[MAX_IPTC_STRING];

char State[MAX_IPTC_STRING];

char Country[MAX_IPTC_STRING];

char TransmissionReference[MAX_IPTC_STRING];

char Date[MAX_IPTC_STRING];

char Urgency[MAX_IPTC_STRING];

char ReferenceService[MAX_IPTC_STRING];

char 7132 CountryCode[MAX_IPTC_STRING];

char TimeCreated[MAX_IPTC_STRING];

char SubLocation[MAX_IPTC_STRING];

char ImageType[MAX_IPTC_STRING];

} IPTCInfo_t;

#define EXIF_COMMENT_CHARSET_CONVERTED -1 // Comments contains converted data

#define EXIF_COMMENT_CHARSET_UNKNOWN 0 // Exif: Unknown

#define EXIF_COMMENT_CHARSET_ASCII 2 // Exif: Ascii

#define EXIF_COMMENT_CHARSET_UNICODE 3 // Exif: Unicode (UTF-16)

#define EXIF_COMMENT_CHARSET_JIS 4 // Exif: JIS X208-1990

#define MAX_COMMENT 65533 // 2 bytes - 2 for the length param

#define MAX_DATE_COPIES 10

typedef struct {

char CameraMake [32];

char CameraModel [40];

char DateTime [20];

int Height, Width;

int Orientation;

int IsColor;

int Process;

int FlashUsed;

float FocalLength;

float ExposureTime;

float ApertureFNumber;

float Distance;

float CCDWidth;

float ExposureBias;

float DigitalZoomRatio;

int FocalLength35mmEquiv; // Exif 2.2 tag - usually not present.

int Whitebalance;

int MeteringMode;

int ExposureProgram;

int ExposureMode;

int ISOequivalent;

int LightSource;

int CommentsCharset; // EXIF_COMMENT_CHARSET_*

int XPCommentsCharset;

char Comments[MAX_COMMENT + 1]; // +1 for null termination

char FileComment[MAX_COMMENT + 1];

char XPComment[MAX_COMMENT + 1];

char Description[MAX_COMMENT + 1];

unsigned ThumbnailOffset; // Exif offset to thumbnail

unsigned ThumbnailSize; // Size of thumbnail.

unsigned LargestExifOffset; // Last exif data referenced (to check if thumbnail is at end)

char ThumbnailAtEnd; // Exif header ends with the thumbnail

// (we can only modify the thumbnail if its at the end)

int ThumbnailSizeOffset;

int DateTimeOffsets[MAX_DATE_COPIES];

int numDateTimeTags;

int GpsInfoPresent;

char GpsLat[31];

char GpsLong[31];

char GpsAlt[20];

} ExifInfo_t;

EXIF_EXPORT bool process_jpeg(const char *filename, ExifInfo_t *exifInfo, IPTCInfo_t *iptcInfo);

#ifdef __cplusplus

}

#endif

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