[project @ 2003-02-25 21:00:27 by bursa]

Bug fixes, experimental JPEG support.

svn path=/import/netsurf/; revision=100

1 files changed, 59 insertions, 0 deletions

diff --git a/riscos/jpeg.c b/riscos/jpeg.c
new file mode 100644
index 000000000..48f43ca8e
--- /dev/null
+++ b/riscos/jpeg.c
@@ -0,0 +1,59 @@
+/**
+ * $Id: jpeg.c,v 1.1 2003/02/25 21:00:27 bursa Exp $
+ *
+ * This is just a temporary implementation using the JPEG renderer
+ * available in some versions of RISC OS.
+ */
+
+#include <assert.h>
+#include <string.h>
+#include <stdlib.h>
+#include "netsurf/content/content.h"
+#include "netsurf/riscos/jpeg.h"
+#include "netsurf/utils/utils.h"
+#include "oslib/jpeg.h"
+
+
+void jpeg_create(struct content *c)
+{
+	c->data.jpeg.data = xcalloc(0, 1);
+	c->data.jpeg.length = 0;
+}
+
+
+void jpeg_process_data(struct content *c, char *data, unsigned long size)
+{
+	c->data.jpeg.data = xrealloc(c->data.jpeg.data, c->data.jpeg.length + size);
+	memcpy(c->data.jpeg.data + c->data.jpeg.length, data, size);
+	c->data.jpeg.length += size;
+}
+
+
+int jpeg_convert(struct content *c, unsigned int width, unsigned int height)
+{
+	os_error *error;
+	int w, h;
+	error = xjpeginfo_dimensions(c->data.jpeg.data, (int) c->data.jpeg.length,
+			0, &w, &h, 0, 0, 0);
+	if (error != 0)
+		return 1;
+	c->width = w;
+	c->height = h;
+	return 0;
+}
+
+
+void jpeg_revive(struct content *c, unsigned int width, unsigned int height)
+{
+}
+
+
+void jpeg_reformat(struct content *c, unsigned int width, unsigned int height)
+{
+}
+
+
+void jpeg_destroy(struct content *c)
+{
+	xfree(c->data.jpeg.data);
+}