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85 lines
2.4 KiB
C
85 lines
2.4 KiB
C
/* vim: set filetype=c: */
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% ClassName
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GstVideoFilter
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% TYPE_CLASS_NAME
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GST_TYPE_VIDEO_FILTER
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% pads
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srcpad-template-video
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sinkpad-template-video
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% pkg-config
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gstreamer-video-1.0
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% includes
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#include <gst/video/video.h>
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#include <gst/video/gstvideofilter.h>
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% prototypes
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static gboolean gst_replace_start (GstBaseTransform * trans);
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static gboolean gst_replace_stop (GstBaseTransform * trans);
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static gboolean gst_replace_set_info (GstVideoFilter * filter, GstCaps * incaps,
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GstVideoInfo * in_info, GstCaps * outcaps, GstVideoInfo * out_info);
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static GstFlowReturn gst_replace_transform_frame (GstVideoFilter * filter,
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GstVideoFrame * inframe, GstVideoFrame * outframe);
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static GstFlowReturn gst_replace_transform_frame_ip (GstVideoFilter * filter,
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GstVideoFrame * frame);
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% declare-class
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GstBaseTransformClass *base_transform_class = GST_BASE_TRANSFORM_CLASS (klass);
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GstVideoFilterClass *video_filter_class = GST_VIDEO_FILTER_CLASS (klass);
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% set-methods
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base_transform_class->start = GST_DEBUG_FUNCPTR (gst_replace_start);
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base_transform_class->stop = GST_DEBUG_FUNCPTR (gst_replace_stop);
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video_filter_class->set_info = GST_DEBUG_FUNCPTR (gst_replace_set_info);
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video_filter_class->transform_frame = GST_DEBUG_FUNCPTR (gst_replace_transform_frame);
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video_filter_class->transform_frame_ip = GST_DEBUG_FUNCPTR (gst_replace_transform_frame_ip);
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% methods
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static gboolean
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gst_replace_start (GstBaseTransform * trans)
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{
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GstReplace *replace = GST_REPLACE (trans);
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GST_DEBUG_OBJECT (replace, "start");
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return TRUE;
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}
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static gboolean
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gst_replace_stop (GstBaseTransform * trans)
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{
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GstReplace *replace = GST_REPLACE (trans);
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GST_DEBUG_OBJECT (replace, "stop");
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return TRUE;
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}
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static gboolean
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gst_replace_set_info (GstVideoFilter * filter, GstCaps * incaps,
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GstVideoInfo * in_info, GstCaps * outcaps, GstVideoInfo * out_info)
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{
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GstReplace *replace = GST_REPLACE (filter);
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GST_DEBUG_OBJECT (replace, "set_info");
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return TRUE;
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}
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/* transform */
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static GstFlowReturn
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gst_replace_transform_frame (GstVideoFilter * filter, GstVideoFrame * inframe,
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GstVideoFrame * outframe)
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{
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GstReplace *replace = GST_REPLACE (filter);
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GST_DEBUG_OBJECT (replace, "transform_frame");
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return GST_FLOW_OK;
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}
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static GstFlowReturn
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gst_replace_transform_frame_ip (GstVideoFilter * filter, GstVideoFrame * frame)
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{
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GstReplace *replace = GST_REPLACE (filter);
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GST_DEBUG_OBJECT (replace, "transform_frame_ip");
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return GST_FLOW_OK;
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}
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% end
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