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Diffstat (limited to '')
| -rw-r--r-- | xbmc/pictures/libexif.h | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/xbmc/pictures/libexif.h b/xbmc/pictures/libexif.h new file mode 100644 index 0000000..567255e --- /dev/null +++ b/xbmc/pictures/libexif.h @@ -0,0 +1,138 @@ +#pragma once + +#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 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 2000 +#define MAX_DATE_COPIES 10 + +typedef struct { + char CameraMake [33]; + char CameraModel [41]; + char DateTime [21]; + 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 + |