camera: Renamed "video_capture" files to "camera" and moved to own subdir.

src/camera/SDL_camera_c.h

@@ -0,0 +1,33 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2024 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+#include "../SDL_internal.h"
+#include "../../include/SDL3/SDL_camera.h"
+
+#ifndef SDL_video_capture_c_h_
+#define SDL_video_capture_c_h_
+
+/* Initialize the video_capture subsystem */
+int SDL_VideoCaptureInit(void);
+
+/* Shutdown the video_capture subsystem */
+void SDL_QuitVideoCapture(void);
+
+#endif /* SDL_video_capture_c_h_ */