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37 #include "config.h" |
37 #include "config.h" |
38 #endif |
38 #endif |
39 |
39 |
40 #include "gstvideofilter.h" |
40 #include "gstvideofilter.h" |
41 |
41 |
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42 #include <gst/video/video.h> |
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43 |
42 GST_DEBUG_CATEGORY_STATIC (gst_video_filter_debug); |
44 GST_DEBUG_CATEGORY_STATIC (gst_video_filter_debug); |
43 #define GST_CAT_DEFAULT gst_video_filter_debug |
45 #define GST_CAT_DEFAULT gst_video_filter_debug |
44 |
46 |
45 static void gst_video_filter_class_init (gpointer g_class, gpointer class_data); |
47 static void gst_video_filter_class_init (gpointer g_class, gpointer class_data); |
46 static void gst_video_filter_init (GTypeInstance * instance, gpointer g_class); |
48 static void gst_video_filter_init (GTypeInstance * instance, gpointer g_class); |
73 "GstVideoFilter", &video_filter_info, G_TYPE_FLAG_ABSTRACT); |
75 "GstVideoFilter", &video_filter_info, G_TYPE_FLAG_ABSTRACT); |
74 } |
76 } |
75 return video_filter_type; |
77 return video_filter_type; |
76 } |
78 } |
77 |
79 |
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80 static gboolean |
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81 gst_video_filter_get_unit_size (GstBaseTransform * btrans, GstCaps * caps, |
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82 guint * size) |
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83 { |
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84 GstVideoFormat fmt; |
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85 gint width, height; |
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86 |
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87 if (!gst_video_format_parse_caps (caps, &fmt, &width, &height)) { |
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88 GST_WARNING_OBJECT (btrans, "Failed to parse caps %" GST_PTR_FORMAT, caps); |
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89 return FALSE; |
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90 } |
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91 |
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92 *size = gst_video_format_get_size (fmt, width, height); |
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93 |
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94 GST_DEBUG_OBJECT (btrans, "Returning size %u bytes for caps %" |
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95 GST_PTR_FORMAT, *size, caps); |
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96 |
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97 return TRUE; |
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98 } |
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99 |
78 static void |
100 static void |
79 gst_video_filter_class_init (gpointer g_class, gpointer class_data) |
101 gst_video_filter_class_init (gpointer g_class, gpointer class_data) |
80 { |
102 { |
81 GObjectClass *gobject_class; |
103 GObjectClass *gobject_class; |
82 GstElementClass *gstelement_class; |
104 GstElementClass *gstelement_class; |
85 |
107 |
86 klass = (GstVideoFilterClass *) g_class; |
108 klass = (GstVideoFilterClass *) g_class; |
87 gobject_class = (GObjectClass *) klass; |
109 gobject_class = (GObjectClass *) klass; |
88 gstelement_class = (GstElementClass *) klass; |
110 gstelement_class = (GstElementClass *) klass; |
89 trans_class = (GstBaseTransformClass *) klass; |
111 trans_class = (GstBaseTransformClass *) klass; |
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112 |
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113 trans_class->get_unit_size = |
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114 GST_DEBUG_FUNCPTR (gst_video_filter_get_unit_size); |
90 |
115 |
91 parent_class = g_type_class_peek_parent (klass); |
116 parent_class = g_type_class_peek_parent (klass); |
92 |
117 |
93 GST_DEBUG_CATEGORY_INIT (gst_video_filter_debug, "videofilter", 0, |
118 GST_DEBUG_CATEGORY_INIT (gst_video_filter_debug, "videofilter", 0, |
94 "videofilter"); |
119 "videofilter"); |