Add workaround for OV5640 capture mode not being set on first start after reboot

config/pine64,pinephone-1.0.ini

@@ -11,7 +11,7 @@ capture-rate=10
 capture-fmt=BGGR8
 preview-width=1280
 preview-height=720
-preview-rate=60
+preview-rate=30
 preview-fmt=BGGR8
 rotate=270
 colormatrix=1.384,-0.3203,-0.0124,-0.2728,1.049,0.1556,-0.0506,0.2577,0.8050

config/pine64,pinephone-1.1.ini

@@ -11,7 +11,7 @@ capture-rate=10
 capture-fmt=BGGR8
 preview-width=1280
 preview-height=720
-preview-rate=60
+preview-rate=30
 preview-fmt=BGGR8
 rotate=270
 colormatrix=1.384,-0.3203,-0.0124,-0.2728,1.049,0.1556,-0.0506,0.2577,0.8050

config/pine64,pinephone-1.2.ini

@@ -11,7 +11,7 @@ capture-rate=10
 capture-fmt=BGGR8
 preview-width=1280
 preview-height=720
-preview-rate=60
+preview-rate=30
 preview-fmt=BGGR8
 rotate=270
 mirrored=false

src/io_pipeline.c

@@ -185,6 +185,12 @@ setup_camera(MPDeviceList **device_list, const struct mp_camera_config *config)
 
 		info->camera = mp_camera_new(dev_info->video_fd, info->fd);
 
+		// Start with the capture format, this works around a bug with
+		// the ov5640 driver where it won't allow setting the preview
+		// format initially.
+		MPCameraMode mode = config->capture_mode;
+		mp_camera_set_mode(info->camera, &mode);
+
 		// Trigger continuous auto focus if the sensor supports it
 		if (mp_camera_query_control(info->camera, V4L2_CID_FOCUS_AUTO,
 					    NULL)) {