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further element_error fixes
Original commit message from CVS: further element_error fixes
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2 changed files with 43 additions and 36 deletions
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@ -1,3 +1,9 @@
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2004-01-19 Thomas Vander Stichele <thomas at apestaart dot org>
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* sys/v4l/v4l_calls.h:
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* sys/v4l2/v4l2_calls.h:
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element_error fixes
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2004-01-19 Thomas Vander Stichele <thomas at apestaart dot org>
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* gst-libs/gst/gst-i18n-plugin.h:
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@ -21,61 +21,62 @@
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#define __V4L2_CALLS_H__
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#include "gstv4l2element.h"
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#include "gst-libs/gst/gst-i18n-plugin.h"
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/* simple check whether the device is open */
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#define GST_V4L2_IS_OPEN(v4l2element) \
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(v4l2element->video_fd > 0)
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#define GST_V4L2_IS_OPEN(element) \
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(element->video_fd > 0)
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/* check whether the device is 'active' */
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#define GST_V4L2_IS_ACTIVE(v4l2element) \
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(v4l2element->buffer != NULL)
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#define GST_V4L2_IS_ACTIVE(element) \
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(element->buffer != NULL)
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#define GST_V4L2_IS_OVERLAY(v4l2element) \
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(v4l2element->vcap.capabilities & V4L2_CAP_VIDEO_OVERLAY)
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#define GST_V4L2_IS_OVERLAY(element) \
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(element->vcap.capabilities & V4L2_CAP_VIDEO_OVERLAY)
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/* checks whether the current v4lelement has already been open()'ed or not */
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#define GST_V4L2_CHECK_OPEN(v4l2element) \
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if (!GST_V4L2_IS_OPEN(v4l2element)) \
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#define GST_V4L2_CHECK_OPEN(element) \
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if (!GST_V4L2_IS_OPEN(element)) \
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{ \
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gst_element_error(GST_ELEMENT(v4l2element), \
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"Device is not open"); \
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gst_element_error (element, RESOURCE, TOO_LAZY, \
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(_("Device is not open")), NULL); \
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return FALSE; \
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}
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/* checks whether the current v4lelement is close()'ed or whether it is still open */
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#define GST_V4L2_CHECK_NOT_OPEN(v4l2element) \
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if (GST_V4L2_IS_OPEN(v4l2element)) \
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#define GST_V4L2_CHECK_NOT_OPEN(element) \
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if (GST_V4L2_IS_OPEN(element)) \
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{ \
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gst_element_error(GST_ELEMENT(v4l2element), \
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"Device is open"); \
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gst_element_error (element, RESOURCE, TOO_LAZY, \
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(_("Device is open")), NULL); \
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return FALSE; \
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}
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/* checks whether the current v4lelement does video overlay */
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#define GST_V4L2_CHECK_OVERLAY(v4l2element) \
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if (!GST_V4L2_IS_OVERLAY(v4l2element)) \
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#define GST_V4L2_CHECK_OVERLAY(element) \
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if (!GST_V4L2_IS_OVERLAY(element)) \
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{ \
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gst_element_error(GST_ELEMENT(v4l2element), \
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"Device doesn't do overlay"); \
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gst_element_error (element, RESOURCE, TOO_LAZY, \
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NULL, ("Device cannot handle overlay")); \
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return FALSE; \
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}
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/* checks whether we're in capture mode or not */
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#define GST_V4L2_CHECK_ACTIVE(v4l2element) \
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if (!GST_V4L2_IS_ACTIVE(v4l2element)) \
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#define GST_V4L2_CHECK_ACTIVE(element) \
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if (!GST_V4L2_IS_ACTIVE(element)) \
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{ \
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gst_element_error(GST_ELEMENT(v4l2element), \
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"Device is not in streaming mode"); \
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gst_element_error (element, RESOURCE, SETTINGS, \
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NULL, ("Device is not in streaming mode")); \
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return FALSE; \
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}
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/* checks whether we're out of capture mode or not */
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#define GST_V4L2_CHECK_NOT_ACTIVE(v4l2element) \
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if (GST_V4L2_IS_ACTIVE(v4l2element)) \
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#define GST_V4L2_CHECK_NOT_ACTIVE(element) \
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if (GST_V4L2_IS_ACTIVE(element)) \
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{ \
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gst_element_error(GST_ELEMENT(v4l2element), \
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"Device is in streaming mode"); \
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gst_element_error (element, RESOURCE, SETTINGS, \
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NULL, ("Device is in streaming mode")); \
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return FALSE; \
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}
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