Add Olympus-specific tags to read_exif_data()

@ Add Olympus-specific tags to read_exif_data() (Rasmus)

diff --git a/ext/exif/exif.c b/ext/exif/exif.c
index 925335506ef63afe383aa08ae4e6b51c834f308a..7b0513d86d3e51b42602e4645941a42812b6813f 100644 (file)
--- a/ext/exif/exif.c
+++ b/ext/exif/exif.c
@@ -86,6 +86,15 @@ typedef struct {
        char Software[32];
        char *Thumbnail;
        int ThumbnailSize;
+       /* Olympus vars */
+       int SpecialMode;
+       int JpegQual;
+       int Macro;
+       int DigiZoom;
+       char SoftwareRelease[16];
+       char PictInfo[64];
+       char CameraId[64];
+       /* End Olympus vars */
 } ImageInfoType;
 
 /* This structure is used to store a section of a Jpeg file. */
@@ -270,8 +279,15 @@ static int ExifBytesPerFormat[] = {0,1,1,2,4,8,1,1,2,4,8,4,8};
 
 #define TAG_SOFTWARE          0x0131
 
-#define TAG_THUMBOFFSET       0x0201
-#define TAG_THUMBSIZE         0x0202
+/* Olympus specific tags */
+#define TAG_SPECIALMODE       0x0200
+#define TAG_JPEGQUAL          0x0201
+#define TAG_MACRO             0x0202
+#define TAG_DIGIZOOM          0x0204
+#define TAG_SOFTWARERELEASE   0x0207
+#define TAG_PICTINFO          0x0208
+#define TAG_CAMERAID          0x0209
+/* end Olympus specific tags */
 
 #define TAG_COPYRIGHT         0x8298
 
@@ -335,6 +351,7 @@ static const struct {
   {    0x212,  "YCbCrSubSampling"},
   {    0x213,  "YCbCrPositioning"},
   {    0x214,  "ReferenceBlackWhite"},
+  { 0x1000, "RelatedImageFileFormat"},
   {    0x828D, "CFARepeatPatternDim"},
   {    0x828E, "CFAPattern"},
   {    0x828F, "BatteryLevel"},
@@ -659,6 +676,34 @@ static void ProcessExifDir(ImageInfoType *ImageInfo, char *DirStart, char *Offse
             case TAG_LIGHT_SOURCE:
                 /* Rarely set or useful. */
                 break;
+
+                       case TAG_SPECIALMODE:
+                ImageInfo->SpecialMode = (int)ConvertAnyFormat(ValuePtr, Format,ImageInfo->SpecialMode);
+                               break;
+
+                       case TAG_JPEGQUAL:
+                ImageInfo->JpegQual = (int)ConvertAnyFormat(ValuePtr, Format,ImageInfo->JpegQual);
+                               break;
+
+                       case TAG_MACRO:
+                ImageInfo->Macro = (int)ConvertAnyFormat(ValuePtr, Format,ImageInfo->Macro);
+                               break;
+
+                       case TAG_DIGIZOOM:
+                ImageInfo->DigiZoom = (int)ConvertAnyFormat(ValuePtr, Format,ImageInfo->DigiZoom);
+                               break;
+
+                       case TAG_SOFTWARERELEASE:
+                strncpy(ImageInfo->SoftwareRelease, ValuePtr, 15);
+                               break;
+
+                       case TAG_PICTINFO:
+                strncpy(ImageInfo->PictInfo, ValuePtr, 63);
+                               break;
+
+                       case TAG_CAMERAID:
+                strncpy(ImageInfo->CameraId, ValuePtr, 63);
+                               break;
         }
 
         if (Tag == TAG_EXIF_OFFSET || Tag == TAG_INTEROP_OFFSET) {
@@ -896,6 +941,10 @@ int ReadJpegFile(ImageInfoType *ImageInfo, Section_t *Sections,
     ImageInfo->Distance = 0;
     ImageInfo->CCDWidth = 0;
     ImageInfo->FlashUsed = -1;
+       ImageInfo->SpecialMode = -1;
+       ImageInfo->JpegQual = -1;
+       ImageInfo->Macro = -1;
+       ImageInfo->DigiZoom = -1;
 
     {
         /* Store file date/time. */
@@ -932,7 +981,7 @@ int php_read_jpeg_exif(ImageInfoType *ImageInfo, char *FileName, int ReadAll)
 
     ret = ReadJpegFile(ImageInfo, Sections, &SectionsRead, FileName, ReadAll, LastExifRefd); 
        /*
-        * Thought this might pick out the embedded thumbnail, but it doesn't work.
+        * Thought this might pick out the embedded thumbnail, but it doesn't work.   -RL
     for (i=0;i<SectionsRead-1;i++) {
         if (Sections[i].Type == M_EXIF) {
                        thumbsize = Sections[i].Size;
@@ -1051,6 +1100,27 @@ PHP_FUNCTION(read_exif_data) {
                add_assoc_long(return_value,"ThumbnailSize",ImageInfo.ThumbnailSize);
                efree(ImageInfo.Thumbnail);
        }
+       if(ImageInfo.SpecialMode >= 0) {
+               add_assoc_long(return_value,"SpecialMode",ImageInfo.SpecialMode);
+       }
+       if(ImageInfo.JpegQual >= 0) {
+               add_assoc_long(return_value,"JpegQual",ImageInfo.JpegQual);
+       }
+       if(ImageInfo.Macro >= 0) {
+               add_assoc_long(return_value,"Macro",ImageInfo.Macro);
+       }
+       if(ImageInfo.DigiZoom >= 0) {
+               add_assoc_long(return_value,"DigiZoom",ImageInfo.DigiZoom);
+       }
+       if (ImageInfo.SoftwareRelease[0]) {
+               add_assoc_string(return_value,"SoftwareRelease",ImageInfo.SoftwareRelease,1);
+       }
+       if (ImageInfo.PictInfo[0]) {
+               add_assoc_string(return_value,"PictInfo",ImageInfo.PictInfo,1);
+       }
+       if (ImageInfo.CameraId[0]) {
+               add_assoc_string(return_value,"CameraId",ImageInfo.CameraId,1);
+       }
 }
 
 #endif