Initial revision

1 files changed, 78 insertions, 0 deletions

diff --git a/rd/read-pcd.c b/rd/read-pcd.c
new file mode 100644
index 0000000..40c43d5
--- /dev/null
+++ b/rd/read-pcd.c
@@ -0,0 +1,78 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+#include "pcd.h"
+
+#include "readers.h"
+
+extern int pcd_res;
+
+/* ---------------------------------------------------------------------- */
+/* load                                                                   */
+
+struct pcd_state {
+    struct PCD_IMAGE img;
+    int    left,top,width,height;
+};
+
+static void*
+pcd_init(FILE *fp, char *filename, unsigned int page,
+	 struct ida_image_info *i, int thumbnail)
+{
+    struct pcd_state *h;
+    
+    fclose(fp);
+    h = malloc(sizeof(*h));
+    memset(h,0,sizeof(*h));
+
+    if (0 != pcd_open(&h->img, filename))
+	goto oops;
+    if (-1 == pcd_select(&h->img, thumbnail ? 1 : pcd_res,
+			 0,0,0, pcd_get_rot(&h->img, 0),
+                         &h->left, &h->top, &h->width, &h->height))
+	goto oops;
+    if (-1 == pcd_decode(&h->img))
+	goto oops;
+    
+    i->width  = h->width;
+    i->height = h->height;
+    i->npages = 1;
+    return h;
+
+ oops:
+    free(h);
+    return NULL;
+}
+
+static void
+pcd_read(unsigned char *dst, unsigned int line, void *data)
+{
+    struct pcd_state *h = data;
+
+    pcd_get_image_line(&h->img, line, dst, PCD_TYPE_RGB, 0);
+}
+
+static void
+pcd_done(void *data)
+{
+    struct pcd_state *h = data;
+
+    pcd_close(&h->img);
+    free(h);
+}
+
+static struct ida_loader pcd_loader = {
+    magic: "\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff",
+    moff:  0,
+    mlen:  16,
+    name:  "libpcd",
+    init:  pcd_init,
+    read:  pcd_read,
+    done:  pcd_done,
+};
+
+static void __init init_rd(void)
+{
+    load_register(&pcd_loader);
+}