From de8d5a0d80daba0b840a4f9714aee238966ab0a4 Mon Sep 17 00:00:00 2001
From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Date: Wed, 22 Feb 2012 23:57:55 +0100
Subject: snapshot: Use AEWB algorithm

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
---
 Makefile   |  2 +-
 snapshot.c | 22 ++++++++++++++++++++++
 2 files changed, 23 insertions(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index e4de38d..107e34d 100644
--- a/Makefile
+++ b/Makefile
@@ -7,7 +7,7 @@ LDFLAGS	:= -Lisp
 LIBS	:= -lomap3isp -lrt
 
 OBJ_LIVE := live.o events.o iq.o videoout.o
-OBJ_SNAP := snapshot.o events.o
+OBJ_SNAP := snapshot.o events.o iq.o
 
 %.o : %.c
 	$(CC) $(CFLAGS) -c -o $@ $<
diff --git a/snapshot.c b/snapshot.c
index 712195a..59da5b5 100644
--- a/snapshot.c
+++ b/snapshot.c
@@ -49,6 +49,7 @@
 #include "isp/v4l2-pool.h"
 
 #include "events.h"
+#include "iq.h"
 
 #define MEDIA_DEVICE		"/dev/media0"
 
@@ -95,8 +96,20 @@ static struct snapshot snap = {
 	.skip = 2,
 };
 
+static struct iq_tuning *iq = NULL;
+
 static struct events events;
 
+/* -----------------------------------------------------------------------------
+ * Image quality
+ */
+
+static void __iq_aewb_process(struct omap3_isp_device *isp __attribute__((__unused__)),
+			      const struct omap3_isp_aewb_stats *stats)
+{
+	iq_aewb_process(iq, stats);
+}
+
 /* -----------------------------------------------------------------------------
  * Events
  */
@@ -493,6 +506,7 @@ int main(int argc __attribute__((__unused__)), char *argv[] __attribute__((__unu
 	ops.snapshot_ready = snapshot_process;
 	ops.watch_fd = __events_watch_fd;
 	ops.unwatch_fd = __events_unwatch_fd;
+	ops.aewb_ready = __iq_aewb_process;
 
 	isp = omap3_isp_open(MEDIA_DEVICE, &ops);
 	if (isp == NULL) {
@@ -510,6 +524,12 @@ int main(int argc __attribute__((__unused__)), char *argv[] __attribute__((__unu
 	if (ret < 0)
 		goto cleanup;
 
+	iq = iq_init(isp);
+	if (iq == NULL) {
+		printf("error: unable to initialize image quality tuning\n");
+		goto cleanup;
+	}
+
 	/* Start the viewfinder if needed. */
 	if (vf.enabled) {
 		ret = omap3_isp_viewfinder_start(isp);
@@ -560,6 +580,8 @@ cleanup:
 		omap3_isp_close(isp);
 	if (vf.enabled)
 		viewfinder_cleanup(isp);
+	if (iq)
+		iq_cleanup(iq);
 
 	return exit_code;
 }
-- 
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