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-rw-r--r--src/lib/jpeg.c12
-rw-r--r--src/lib/jpeg.h1
2 files changed, 13 insertions, 0 deletions
diff --git a/src/lib/jpeg.c b/src/lib/jpeg.c
index a86ea06661..8d370ec67b 100644
--- a/src/lib/jpeg.c
+++ b/src/lib/jpeg.c
@@ -257,6 +257,18 @@ static int dec_checkmarker(void)
return 0;
}
+void jpeg_fetch_size(unsigned char *buf, int *width, int *height)
+{
+ datap = buf;
+ getbyte();
+ getbyte();
+ readtables(M_SOF0);
+ getword();
+ getbyte();
+ *height = getword();
+ *width = getword();
+}
+
int jpeg_check_size(unsigned char *buf, int width, int height)
{
datap = buf;
diff --git a/src/lib/jpeg.h b/src/lib/jpeg.h
index a32e4aff8e..bdde8a4ecf 100644
--- a/src/lib/jpeg.h
+++ b/src/lib/jpeg.h
@@ -49,6 +49,7 @@ struct jpeg_decdata {
};
int jpeg_decode(unsigned char *, unsigned char *, int, int, int, struct jpeg_decdata *);
+void jpeg_fetch_size(unsigned char *buf, int *width, int *height);
int jpeg_check_size(unsigned char *, int, int);
#endif