From 2ee1da5bfef095c97e0a52eb8ed97ba6d34657b7 Mon Sep 17 00:00:00 2001
From: Martijn Braam <martijn@brixit.nl>
Date: Sat, 8 Jul 2023 20:59:07 +0200
Subject: [PATCH] Implement close command

---
 include/libmegapixels.h |  3 +++
 src/pipeline.c          | 24 ++++++++++++++++++++++++
 2 files changed, 27 insertions(+)

diff --git a/include/libmegapixels.h b/include/libmegapixels.h
index d7e33a8..06c78aa 100644
--- a/include/libmegapixels.h
+++ b/include/libmegapixels.h
@@ -90,6 +90,9 @@ libmegapixels_load_file(libmegapixels_devconfig **config, const char *file);
 EXPORT int
 libmegapixels_open(libmegapixels_camera *camera);
 
+EXPORT void
+libmegapixels_close(libmegapixels_camera *camera);
+
 EXPORT unsigned int
 libmegapixels_select_mode(libmegapixels_camera *camera, libmegapixels_mode *mode);
 
diff --git a/src/pipeline.c b/src/pipeline.c
index 9047d99..80275e7 100644
--- a/src/pipeline.c
+++ b/src/pipeline.c
@@ -169,6 +169,30 @@ libmegapixels_open(libmegapixels_camera *camera)
 	return 0;
 }
 
+void
+libmegapixels_close(libmegapixels_camera *camera)
+{
+	if (camera->media_fd != 0) {
+		close(camera->media_fd);
+		camera->media_fd = 0;
+	}
+	if (camera->sensor_fd != 0) {
+		close(camera->sensor_fd);
+		camera->sensor_fd = 0;
+	}
+	if (camera->video_fd != 0) {
+		close(camera->video_fd);
+		camera->video_fd = 0;
+	}
+
+	for (int i = 0; i < camera->num_handles; i++) {
+		if (camera->handles[i]->fd != 0) {
+			close(camera->handles[i]->fd);
+			camera->handles[i]->fd = 0;
+		}
+	}
+}
+
 unsigned int
 libmegapixels_select_mode(libmegapixels_camera *camera, libmegapixels_mode *mode)
 {