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v4l2: only to STREAMOFF when streaming

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Only call STREAMOFF when we previously called STREAMON
This commit is contained in:
Wim Taymans 2011-07-19 18:25:29 +01:00
parent 83bc5e0765
commit b98bc75f47
1 changed files with 17 additions and 16 deletions
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33
sys/v4l2/gstv4l2bufferpool.c
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@ -398,24 +398,25 @@ gst_v4l2_buffer_pool_stop (GstBufferPool * bpool)
GST_DEBUG_OBJECT (pool, "stopping pool");
switch (obj->mode) {
case GST_V4L2_IO_RW:
break;
case GST_V4L2_IO_MMAP:
case GST_V4L2_IO_USERPTR:
/* we actually need to sync on all queued buffers but not
* on the non-queued ones */
GST_DEBUG_OBJECT (pool, "STREAMOFF");
if (v4l2_ioctl (pool->video_fd, VIDIOC_STREAMOFF, &obj->type) < 0)
goto stop_failed;
break;
default:
g_assert_not_reached ();
break;
if (pool->streaming) {
switch (obj->mode) {
case GST_V4L2_IO_RW:
break;
case GST_V4L2_IO_MMAP:
case GST_V4L2_IO_USERPTR:
/* we actually need to sync on all queued buffers but not
* on the non-queued ones */
GST_DEBUG_OBJECT (pool, "STREAMOFF");
if (v4l2_ioctl (pool->video_fd, VIDIOC_STREAMOFF, &obj->type) < 0)
goto stop_failed;
break;
default:
g_assert_not_reached ();
break;
}
pool->streaming = FALSE;
}
pool->streaming = FALSE;
/* first free the buffers in the queue */
ret = GST_BUFFER_POOL_CLASS (parent_class)->stop (bpool);