summaryrefslogtreecommitdiff
path: root/v4l2-apps/libv4l/libv4lconvert/processing/libv4lprocessing.h
diff options
context:
space:
mode:
Diffstat (limited to 'v4l2-apps/libv4l/libv4lconvert/processing/libv4lprocessing.h')
-rw-r--r--v4l2-apps/libv4l/libv4lconvert/processing/libv4lprocessing.h48
1 files changed, 48 insertions, 0 deletions
diff --git a/v4l2-apps/libv4l/libv4lconvert/processing/libv4lprocessing.h b/v4l2-apps/libv4l/libv4lconvert/processing/libv4lprocessing.h
new file mode 100644
index 000000000..3c50d9fb9
--- /dev/null
+++ b/v4l2-apps/libv4l/libv4lconvert/processing/libv4lprocessing.h
@@ -0,0 +1,48 @@
+/*
+# (C) 2008-2009 Elmar Kleijn <elmar_kleijn@hotmail.com>
+# (C) 2008-2009 Sjoerd Piepenbrink <need4weed@gmail.com>
+# (C) 2008-2009 Hans de Goede <hdegoede@redhat.com>
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License as published by
+# the Free Software Foundation; either version 2.1 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+*/
+
+#ifndef __LIBV4LPROCESSING_H
+#define __LIBV4LPROCESSING_H
+
+/* These headers are not needed by us, but by linux/videodev2.h,
+ which is broken on some systems and doesn't include them itself :( */
+#include <sys/time.h>
+#include <linux/types.h>
+#include <linux/ioctl.h>
+/* end broken header workaround includes */
+#include <linux/videodev2.h>
+
+struct v4lprocessing_data;
+struct v4lcontrol_data;
+
+struct v4lprocessing_data *v4lprocessing_create(struct v4lcontrol_data *data);
+void v4lprocessing_destroy(struct v4lprocessing_data *data);
+
+/* Prepare to process 1 frame, returns 1 if processing is necesary,
+ return 0 if no processing will be done */
+int v4lprocessing_pre_processing(struct v4lprocessing_data *data);
+
+/* Do the actual processing, this is a nop if v4lprocessing_pre_processing()
+ returned 0, or if called more then 1 time after a single
+ v4lprocessing_pre_processing() call. */
+void v4lprocessing_processing(struct v4lprocessing_data *data,
+ unsigned char *buf, const struct v4l2_format *fmt);
+
+#endif