libcamera: Rename pixelformats.{cpp,h} to pixel_format.{cpp,h}

The libcamera source files are named after class names, using
snake_case. pixelformats.h and pixelformats.cpp don't comply with that
rule. Fix them.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>

include/libcamera/internal/formats.h

@@ -12,7 +12,7 @@
 #include <vector>
 
 #include <libcamera/geometry.h>
-#include <libcamera/pixelformats.h>
+#include <libcamera/pixel_format.h>
 
 #include "libcamera/internal/v4l2_pixelformat.h"
 

include/libcamera/internal/v4l2_pixelformat.h

@@ -13,7 +13,7 @@
 
 #include <linux/videodev2.h>
 
-#include <libcamera/pixelformats.h>
+#include <libcamera/pixel_format.h>
 
 namespace libcamera {
 

include/libcamera/internal/v4l2_videodevice.h

@@ -17,7 +17,7 @@
 
 #include <libcamera/buffer.h>
 #include <libcamera/geometry.h>
-#include <libcamera/pixelformats.h>
+#include <libcamera/pixel_format.h>
 #include <libcamera/signal.h>
 
 #include "libcamera/internal/formats.h"

include/libcamera/meson.build

@@ -13,7 +13,7 @@ libcamera_public_headers = files([
     'geometry.h',
     'logging.h',
     'object.h',
-    'pixelformats.h',
+    'pixel_format.h',
     'request.h',
     'signal.h',
     'span.h',

include/libcamera/pixel_format.h

@@ -2,10 +2,10 @@
 /*
  * Copyright (C) 2019, Google Inc.
  *
- * pixelformats.h - libcamera pixel formats
+ * pixel_format.h - libcamera Pixel Format
  */
-#ifndef __LIBCAMERA_PIXEL_FORMATS_H__
-#define __LIBCAMERA_PIXEL_FORMATS_H__
+#ifndef __LIBCAMERA_PIXEL_FORMAT_H__
+#define __LIBCAMERA_PIXEL_FORMAT_H__
 
 #include <set>
 #include <stdint.h>
@@ -40,4 +40,4 @@ private:
 
 } /* namespace libcamera */
 
-#endif /* __LIBCAMERA_PIXEL_FORMATS_H__ */
+#endif /* __LIBCAMERA_PIXEL_FORMAT_H__ */

include/libcamera/stream.h

@@ -14,7 +14,7 @@
 
 #include <libcamera/buffer.h>
 #include <libcamera/geometry.h>
-#include <libcamera/pixelformats.h>
+#include <libcamera/pixel_format.h>
 
 namespace libcamera {