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zbar: fix documentation

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Fix some typos and markdown cleanup.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/7914>
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Stéphane Cerveau 2024-11-18 11:00:36 +01:00 committed by GStreamer Marge Bot
parent 6d8cd9cf92
commit c67ac844ed
1 changed files with 6 additions and 6 deletions
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subprojects/gst-plugins-bad/ext/zbar/gstzbar.c
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@ -22,26 +22,26 @@
* @title: zbar
*
* Detect bar codes in the video streams and send them as element messages to
* the #GstBus if .#GstZBar:message property is %TRUE.
* If the .#GstZBar:attach-frame property is %TRUE, the posted barcode message
* the #GstBus if #GstZBar:message property is %TRUE.
* If the #GstZBar:attach-frame property is %TRUE, the posted barcode message
* includes a sample of the frame where the barcode was detected (Since 1.6).
*
* The element generate messages named`barcode`. The structure contains these fields:
* The element generates messages named `barcode`. The structure contains these fields:
*
* * #GstClockTime `timestamp`: the timestamp of the buffer that triggered the message.
* * gchar * `type`: the symbol type.
* * gchar * `symbol`: the detected bar code data.
* * gint `quality`: an unscaled, relative quantity: larger values are better than smaller
* values.
* * GstSample `frame`: the frame in which the barcode message was detected, if
* the .#GstZBar:attach-frame property was set to %TRUE (Since 1.6)
* * #GstSample `frame`: the frame in which the barcode message was detected, if
* the #GstZBar:attach-frame property was set to %TRUE (Since 1.6)
*
* ## Example launch lines
* |[
* gst-launch-1.0 -m v4l2src ! videoconvert ! zbar ! videoconvert ! xvimagesink
* ]| This pipeline will detect barcodes and send them as messages.
* |[
* gst-launch-1.0 -m v4l2src ! tee name=t ! queue ! videoconvert ! zbar ! fakesink t. ! queue ! xvimagesink
* gst-launch-1.0 -m v4l2src ! tee name=t ! queue ! videoconvert ! zbar ! fakesink t. ! queue ! videoconvert ! xvimagesink
* ]| Same as above, but running the filter on a branch to keep the display in color
*
*/