From d5d6dbe85cf270aee7c956429a5a692feca3900f Mon Sep 17 00:00:00 2001
From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Date: Fri, 29 Apr 2022 04:31:48 +0300
Subject: libcamera: Add operator<<() for V4L2 format classes

Implement the stream output operator<<() for the V4L2DeviceFormat and
V4L2SubdeviceFormat classes to simplify printing them.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
---
 include/libcamera/internal/v4l2_subdevice.h   | 3 +++
 include/libcamera/internal/v4l2_videodevice.h | 3 +++
 2 files changed, 6 insertions(+)

(limited to 'include')

diff --git a/include/libcamera/internal/v4l2_subdevice.h b/include/libcamera/internal/v4l2_subdevice.h
index 58d1e511..6fda52ad 100644
--- a/include/libcamera/internal/v4l2_subdevice.h
+++ b/include/libcamera/internal/v4l2_subdevice.h
@@ -9,6 +9,7 @@
 
 #include <memory>
 #include <optional>
+#include <ostream>
 #include <string>
 #include <vector>
 
@@ -35,6 +36,8 @@ struct V4L2SubdeviceFormat {
 	uint8_t bitsPerPixel() const;
 };
 
+std::ostream &operator<<(std::ostream &out, const V4L2SubdeviceFormat &f);
+
 class V4L2Subdevice : public V4L2Device
 {
 public:
diff --git a/include/libcamera/internal/v4l2_videodevice.h b/include/libcamera/internal/v4l2_videodevice.h
index 9c9493cc..23f37f83 100644
--- a/include/libcamera/internal/v4l2_videodevice.h
+++ b/include/libcamera/internal/v4l2_videodevice.h
@@ -11,6 +11,7 @@
 #include <atomic>
 #include <memory>
 #include <optional>
+#include <ostream>
 #include <stdint.h>
 #include <string>
 #include <vector>
@@ -180,6 +181,8 @@ public:
 	const std::string toString() const;
 };
 
+std::ostream &operator<<(std::ostream &out, const V4L2DeviceFormat &f);
+
 class V4L2VideoDevice : public V4L2Device
 {
 public:
-- 
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