Changeset 3783 for pjproject/trunk/pjmedia/src/pjmedia-videodev/v4l2_dev.c

Timestamp:

Oct 4, 2011 4:02:47 AM (13 years ago)

Author:

bennylp

Message:

Misc (re #1370): open v4l2 in blocking mode to get rid of Resource temporarily unavailable error

File:

• pjproject/trunk/pjmedia/src/pjmedia-videodev/v4l2_dev.c (modified) (3 diffs)

pjproject/trunk/pjmedia/src/pjmedia-videodev/v4l2_dev.c

@@ -229 +229 @@
         int fd;
         vid4lin_dev_info *pdi;
-        pj_pool_t *pool = f->dev_pool;
         pj_uint32_t fmt_cap[8];
         int j, fmt_cnt=0;
@@ -357 +356 @@
     pj_status_t status;
 
-    /* libv4l2 annoyingly writes "libv4l2: error dequeuing buf: Resource
-     * temporarily unavailable" too many times to stderr. Turn it off
-     * for good.
-     */
-    v4l2_log_file = fopen("/dev/null", "w");
-
     status = v4l2_scan_devs(cf);
     if (status != PJ_SUCCESS)
@@ -579 +572 @@
     pjmedia_event_publisher_init(&stream->base.epub, PJMEDIA_SIG_VID_DEV_V4L2);
 
-    stream->fd = v4l2_open(vdi->dev_name, O_RDWR | O_NONBLOCK, 0);
+    stream->fd = v4l2_open(vdi->dev_name, O_RDWR, 0);
     if (stream->fd < 0)
         goto on_error;