From: jinhyung.jo <jinhyung.jo@samsung.com>
Date: Mon, 17 Dec 2012 12:21:21 +0000 (+0900)
Subject: maru_camera : fixed a capture failure
X-Git-Tag: TizenStudio_2.0_p2.3~1140
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=d864d2b74e4b7524de17803e68f8868e567bd80f;p=sdk%2Femulator%2Fqemu.git

maru_camera : fixed a capture failure

Fixed a bug that cannot capture a image when the resolution differs between preview and capture in Linux system.

Signed-off-by: Jinhyung Jo <jinhyung.jo@samsung.com>
---

diff --git a/tizen/src/hw/maru_camera_linux_pci.c b/tizen/src/hw/maru_camera_linux_pci.c
index 38601ca..46a5916 100644
--- a/tizen/src/hw/maru_camera_linux_pci.c
+++ b/tizen/src/hw/maru_camera_linux_pci.c
@@ -760,6 +760,7 @@ void marucam_device_start_preview(MaruCamState *state)
 void marucam_device_stop_preview(MaruCamState *state)
 {
     struct timespec req;
+    struct v4l2_requestbuffers reqbuf;
     MaruCamParam *param = state->param;
     param->top = 0;
     req.tv_sec = 0;
@@ -784,6 +785,14 @@ void marucam_device_stop_preview(MaruCamState *state)
         n_framebuffer = 0;
     }
     state->buf_size = 0;
+
+    reqbuf.count = 0;
+    reqbuf.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+    reqbuf.memory = V4L2_MEMORY_MMAP;
+    if (xioctl(v4l2_fd, VIDIOC_REQBUFS, &reqbuf) < 0) {
+        ERR("Failed to ioctl() with VIDIOC_REQBUF in stop_preview: %s\n",
+            strerror(errno));
+    }
     INFO("Stopping preview\n");
 }