diff options
author | Wim Taymans <wim.taymans@collabora.co.uk> | 2011-07-05 11:40:56 +0200 |
---|---|---|
committer | Wim Taymans <wim.taymans@collabora.co.uk> | 2011-07-05 11:46:16 +0200 |
commit | 301e3e32ffd8eee7dedf6d43fbadbfc20d32d5aa (patch) | |
tree | edd867f531dc189225a3ff718d08eecc34aabb27 /gst/effectv | |
parent | 4c70f79e35f3e2640fdcfdb73b46eff9883755bc (diff) |
effectv: port edgetv
Diffstat (limited to 'gst/effectv')
-rw-r--r-- | gst/effectv/gstedge.c | 90 | ||||
-rw-r--r-- | gst/effectv/gstedge.h | 4 |
2 files changed, 49 insertions, 45 deletions
diff --git a/gst/effectv/gstedge.c b/gst/effectv/gstedge.c index f4b776297..1920742de 100644 --- a/gst/effectv/gstedge.c +++ b/gst/effectv/gstedge.c @@ -46,14 +46,13 @@ #include "gstedge.h" -#include <gst/video/video.h> - -GST_BOILERPLATE (GstEdgeTV, gst_edgetv, GstVideoFilter, GST_TYPE_VIDEO_FILTER); +#define gst_edgetv_parent_class parent_class +G_DEFINE_TYPE (GstEdgeTV, gst_edgetv, GST_TYPE_VIDEO_FILTER); #if G_BYTE_ORDER == G_LITTLE_ENDIAN -#define CAPS_STR GST_VIDEO_CAPS_BGRx ";" GST_VIDEO_CAPS_RGBx +#define CAPS_STR GST_VIDEO_CAPS_MAKE ("{ BGRx, RGBx }") #else -#define CAPS_STR GST_VIDEO_CAPS_xBGR ";" GST_VIDEO_CAPS_xRGB +#define CAPS_STR GST_VIDEO_CAPS_MAKE ("{ xBGR, xRGB }") #endif static GstStaticPadTemplate gst_edgetv_src_template = @@ -75,29 +74,35 @@ gst_edgetv_set_caps (GstBaseTransform * btrans, GstCaps * incaps, GstCaps * outcaps) { GstEdgeTV *edgetv = GST_EDGETV (btrans); - GstStructure *structure; - gboolean ret = FALSE; + GstVideoInfo info; + guint map_size; + gint width, height; - structure = gst_caps_get_structure (incaps, 0); + if (!gst_video_info_from_caps (&info, incaps)) + goto invalid_caps; - GST_OBJECT_LOCK (edgetv); - if (gst_structure_get_int (structure, "width", &edgetv->width) && - gst_structure_get_int (structure, "height", &edgetv->height)) { - guint map_size; + edgetv->info = info; - edgetv->map_width = edgetv->width / 4; - edgetv->map_height = edgetv->height / 4; - edgetv->video_width_margin = edgetv->width % 4; + width = GST_VIDEO_INFO_WIDTH (&info); + height = GST_VIDEO_INFO_HEIGHT (&info); - map_size = edgetv->map_width * edgetv->map_height * sizeof (guint32) * 2; + edgetv->map_width = width / 4; + edgetv->map_height = height / 4; + edgetv->video_width_margin = width % 4; - g_free (edgetv->map); - edgetv->map = (guint32 *) g_malloc0 (map_size); - ret = TRUE; - } - GST_OBJECT_UNLOCK (edgetv); + map_size = edgetv->map_width * edgetv->map_height * sizeof (guint32) * 2; - return ret; + g_free (edgetv->map); + edgetv->map = (guint32 *) g_malloc0 (map_size); + + return TRUE; + + /* ERRORS */ +invalid_caps: + { + GST_DEBUG_OBJECT (btrans, "could not parse caps"); + return FALSE; + } } static GstFlowReturn @@ -112,16 +117,21 @@ gst_edgetv_transform (GstBaseTransform * trans, GstBuffer * in, GstBuffer * out) gint video_width_margin; guint32 *map; GstFlowReturn ret = GST_FLOW_OK; + GstVideoFrame in_frame, out_frame; - src = (guint32 *) GST_BUFFER_DATA (in); - dest = (guint32 *) GST_BUFFER_DATA (out); - - GST_OBJECT_LOCK (filter); map = filter->map; - width = filter->width; map_height = filter->map_height; map_width = filter->map_width; video_width_margin = filter->video_width_margin; + + gst_video_frame_map (&in_frame, &filter->info, in, GST_MAP_READ); + gst_video_frame_map (&out_frame, &filter->info, out, GST_MAP_WRITE); + + src = GST_VIDEO_FRAME_PLANE_DATA (&in_frame, 0); + dest = GST_VIDEO_FRAME_PLANE_DATA (&out_frame, 0); + + width = GST_VIDEO_FRAME_WIDTH (&in_frame); + src += width * 4 + 4; dest += width * 4 + 4; @@ -198,7 +208,6 @@ gst_edgetv_transform (GstBaseTransform * trans, GstBuffer * in, GstBuffer * out) src += width * 3 + 8 + video_width_margin; dest += width * 3 + 8 + video_width_margin; } - GST_OBJECT_UNLOCK (filter); return ret; } @@ -226,27 +235,22 @@ gst_edgetv_finalize (GObject * object) } static void -gst_edgetv_base_init (gpointer g_class) +gst_edgetv_class_init (GstEdgeTVClass * klass) { - GstElementClass *element_class = GST_ELEMENT_CLASS (g_class); + GObjectClass *gobject_class = (GObjectClass *) klass; + GstElementClass *gstelement_class = (GstElementClass *) klass; + GstBaseTransformClass *trans_class = (GstBaseTransformClass *) klass; + + gobject_class->finalize = gst_edgetv_finalize; - gst_element_class_set_details_simple (element_class, "EdgeTV effect", + gst_element_class_set_details_simple (gstelement_class, "EdgeTV effect", "Filter/Effect/Video", "Apply edge detect on video", "Wim Taymans <wim.taymans@chello.be>"); - gst_element_class_add_pad_template (element_class, + gst_element_class_add_pad_template (gstelement_class, gst_static_pad_template_get (&gst_edgetv_sink_template)); - gst_element_class_add_pad_template (element_class, + gst_element_class_add_pad_template (gstelement_class, gst_static_pad_template_get (&gst_edgetv_src_template)); -} - -static void -gst_edgetv_class_init (GstEdgeTVClass * klass) -{ - GstBaseTransformClass *trans_class = (GstBaseTransformClass *) klass; - GObjectClass *gobject_class = (GObjectClass *) klass; - - gobject_class->finalize = gst_edgetv_finalize; trans_class->set_caps = GST_DEBUG_FUNCPTR (gst_edgetv_set_caps); trans_class->transform = GST_DEBUG_FUNCPTR (gst_edgetv_transform); @@ -254,6 +258,6 @@ gst_edgetv_class_init (GstEdgeTVClass * klass) } static void -gst_edgetv_init (GstEdgeTV * edgetv, GstEdgeTVClass * klass) +gst_edgetv_init (GstEdgeTV * edgetv) { } diff --git a/gst/effectv/gstedge.h b/gst/effectv/gstedge.h index 172d5978f..469dc68c0 100644 --- a/gst/effectv/gstedge.h +++ b/gst/effectv/gstedge.h @@ -29,6 +29,7 @@ #include <gst/gst.h> +#include <gst/video/video.h> #include <gst/video/gstvideofilter.h> G_BEGIN_DECLS @@ -52,8 +53,7 @@ struct _GstEdgeTV GstVideoFilter videofilter; /* < private > */ - - gint width, height; + GstVideoInfo info; gint map_width, map_height; guint32 *map; gint video_width_margin; |