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further element_error fixes

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Original commit message from CVS:
further element_error fixes
This commit is contained in:
Thomas Vander Stichele 2004-01-19 17:11:28 +00:00
parent a8dc14076e
commit 5a2ceb9ba0
2 changed files with 43 additions and 36 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2004-01-19 Thomas Vander Stichele <thomas at apestaart dot org>
* sys/v4l/v4l_calls.h:
* sys/v4l2/v4l2_calls.h:
element_error fixes
2004-01-19 Thomas Vander Stichele <thomas at apestaart dot org>
* gst-libs/gst/gst-i18n-plugin.h:

53
sys/v4l2/v4l2_calls.h
View file

@ -21,61 +21,62 @@
#define __V4L2_CALLS_H__
#include "gstv4l2element.h"
#include "gst-libs/gst/gst-i18n-plugin.h"
/* simple check whether the device is open */
#define GST_V4L2_IS_OPEN(v4l2element) \
(v4l2element->video_fd > 0)
#define GST_V4L2_IS_OPEN(element) \
(element->video_fd > 0)
/* check whether the device is 'active' */
#define GST_V4L2_IS_ACTIVE(v4l2element) \
(v4l2element->buffer != NULL)
#define GST_V4L2_IS_ACTIVE(element) \
(element->buffer != NULL)
#define GST_V4L2_IS_OVERLAY(v4l2element) \
(v4l2element->vcap.capabilities & V4L2_CAP_VIDEO_OVERLAY)
#define GST_V4L2_IS_OVERLAY(element) \
(element->vcap.capabilities & V4L2_CAP_VIDEO_OVERLAY)
/* checks whether the current v4lelement has already been open()'ed or not */
#define GST_V4L2_CHECK_OPEN(v4l2element) \
if (!GST_V4L2_IS_OPEN(v4l2element)) \
#define GST_V4L2_CHECK_OPEN(element) \
if (!GST_V4L2_IS_OPEN(element)) \
{ \
gst_element_error(GST_ELEMENT(v4l2element), \
"Device is not open"); \
gst_element_error (element, RESOURCE, TOO_LAZY, \
(_("Device is not open")), NULL); \
return FALSE; \
}
/* checks whether the current v4lelement is close()'ed or whether it is still open */
#define GST_V4L2_CHECK_NOT_OPEN(v4l2element) \
if (GST_V4L2_IS_OPEN(v4l2element)) \
#define GST_V4L2_CHECK_NOT_OPEN(element) \
if (GST_V4L2_IS_OPEN(element)) \
{ \
gst_element_error(GST_ELEMENT(v4l2element), \
"Device is open"); \
gst_element_error (element, RESOURCE, TOO_LAZY, \
(_("Device is open")), NULL); \
return FALSE; \
}
/* checks whether the current v4lelement does video overlay */
#define GST_V4L2_CHECK_OVERLAY(v4l2element) \
if (!GST_V4L2_IS_OVERLAY(v4l2element)) \
#define GST_V4L2_CHECK_OVERLAY(element) \
if (!GST_V4L2_IS_OVERLAY(element)) \
{ \
gst_element_error(GST_ELEMENT(v4l2element), \
"Device doesn't do overlay"); \
gst_element_error (element, RESOURCE, TOO_LAZY, \
NULL, ("Device cannot handle overlay")); \
return FALSE; \
}
/* checks whether we're in capture mode or not */
#define GST_V4L2_CHECK_ACTIVE(v4l2element) \
if (!GST_V4L2_IS_ACTIVE(v4l2element)) \
#define GST_V4L2_CHECK_ACTIVE(element) \
if (!GST_V4L2_IS_ACTIVE(element)) \
{ \
gst_element_error(GST_ELEMENT(v4l2element), \
"Device is not in streaming mode"); \
gst_element_error (element, RESOURCE, SETTINGS, \
NULL, ("Device is not in streaming mode")); \
return FALSE; \
}
/* checks whether we're out of capture mode or not */
#define GST_V4L2_CHECK_NOT_ACTIVE(v4l2element) \
if (GST_V4L2_IS_ACTIVE(v4l2element)) \
#define GST_V4L2_CHECK_NOT_ACTIVE(element) \
if (GST_V4L2_IS_ACTIVE(element)) \
{ \
gst_element_error(GST_ELEMENT(v4l2element), \
"Device is in streaming mode"); \
gst_element_error (element, RESOURCE, SETTINGS, \
NULL, ("Device is in streaming mode")); \
return FALSE; \
}