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camerabin: smal api doc update

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This commit is contained in:
Stefan Kost 2010-12-02 15:45:02 +02:00
parent e96b8a7b5f
commit 6e9763a090
1 changed files with 11 additions and 8 deletions
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19
gst/camerabin/gstcamerabin.c
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@ -42,6 +42,7 @@
* <refsect2>
* <title>Image capture</title>
* <para>
* Image capture is selected by switching #GstCameraBin:mode to %MODE_IMAGE.
* Taking still images is initiated with the #GstCameraBin::capture-start action
* signal. Once the image has been captured, "image-captured" gst message is
* posted to the bus and capturing another image is possible. If application
@ -63,7 +64,8 @@
* <refsect2>
* <title>Video capture</title>
* <para>
* Video capture is started with the #GstCameraBin::capture-start action signal
* Video capture is selected by switching #GstCameraBin:mode to %MODE_VIDEO.
* The capture is started with the #GstCameraBin::capture-start action signal
* too. In addition to image capture one can use #GstCameraBin::capture-pause to
* pause recording and #GstCameraBin::capture-stop to end recording.
*
@ -87,17 +89,18 @@
* <refsect2>
* <title>Video and image previews</title>
* <para>
* GstCameraBin contains "preview-caps" property, which is used to determine
* whether the application wants a preview image of the captured picture or
* video. When set, a GstMessage named "preview-image" will be sent. This
* message will contain a GstBuffer holding the preview image, converted
* GstCameraBin contains #GstCameraBin:preview-caps property, which is used to
* determine whether the application wants a preview image of the captured
* picture or video. When set, a GstMessage named "preview-image" will be sent.
* This message will contain a GstBuffer holding the preview image, converted
* to a format defined by those preview caps. The ownership of the preview
* image is kept in GstCameraBin, so application should ref the preview buffer
* object if it needs to use it elsewhere than in message handler.
*
* Defining preview caps is done by selecting the capturing mode first and
* then setting the property. Camerabin remembers caps separately for both
* modes, so it is not necessary to set the caps again after changing the mode.
* Defining preview caps is done by selecting the capturing #GstCameraBin:mode
* first and then setting the property. Camerabin remembers caps separately for
* both modes, so it is not necessary to set the caps again after changing the
* mode.
* </para>
* </refsect2>
* <refsect2>