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gaudieffects: port burn to 0.11
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commit
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2 changed files with 44 additions and 39 deletions
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@ -1,6 +1,6 @@
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/*
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* GStreamer
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* Copyright (C) 2010 Luis de Bethencourt <luis@debethencourt.com>
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* Copyright (C) >2010-2012> Luis de Bethencourt <luis@debethencourt.com>
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*
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* Burn - curve adjustment video effect.
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* Based on Pete Warden's FreeFrame plugin with the same name.
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@ -67,17 +67,17 @@
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#include "gstplugin.h"
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#include "gstburn.h"
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#include <gst/video/video.h>
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GST_DEBUG_CATEGORY_STATIC (gst_burn_debug);
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#define GST_CAT_DEFAULT gst_burn_debug
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#if G_BYTE_ORDER == G_LITTLE_ENDIAN
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#define CAPS_STR GST_VIDEO_CAPS_BGRx ";" GST_VIDEO_CAPS_RGBx
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#define CAPS_STR GST_VIDEO_CAPS_MAKE ("{ BGRx, RGBx }")
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#else
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#define CAPS_STR GST_VIDEO_CAPS_xRGB ";" GST_VIDEO_CAPS_xBGR
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#define CAPS_STR GST_VIDEO_CAPS_MAKE ("{ xBGR, xRGB }")
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#endif
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G_DEFINE_TYPE (GstBurn, gst_burn, GST_TYPE_VIDEO_FILTER);
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/* Filter signals and args. */
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enum
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{
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@ -112,8 +112,6 @@ static GstStaticPadTemplate src_factory = GST_STATIC_PAD_TEMPLATE ("src",
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GST_STATIC_CAPS (CAPS_STR)
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);
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GST_BOILERPLATE (GstBurn, gst_burn, GstVideoFilter, GST_TYPE_VIDEO_FILTER);
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static void gst_burn_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec);
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static void gst_burn_get_property (GObject * object, guint prop_id,
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@ -126,30 +124,24 @@ static GstFlowReturn gst_burn_transform (GstBaseTransform * btrans,
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/* GObject vmethod implementations */
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static void
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gst_burn_base_init (gpointer gclass)
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{
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GstElementClass *element_class = GST_ELEMENT_CLASS (gclass);
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gst_element_class_set_details_simple (element_class,
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"Burn",
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"Filter/Effect/Video",
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"Burn adjusts the colors in the video signal.",
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"Luis de Bethencourt <luis@debethencourt.com>");
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&src_factory));
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&sink_factory));
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}
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/* Initialize the burn's class. */
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static void
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gst_burn_class_init (GstBurnClass * klass)
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{
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GObjectClass *gobject_class = (GObjectClass *) klass;
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GstElementClass *gstelement_class = (GstElementClass *) klass;
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GstBaseTransformClass *trans_class = (GstBaseTransformClass *) klass;
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gst_element_class_set_details_simple (gstelement_class, "Burn",
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"Filter/Effect/Video",
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"Burn adjusts the colors in the video signal.",
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"Luis de Bethencourt <luis@debethencourt.com>");
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gst_element_class_add_pad_template (gstelement_class,
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gst_static_pad_template_get (&src_factory));
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gst_element_class_add_pad_template (gstelement_class,
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gst_static_pad_template_get (&sink_factory));
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gobject_class->set_property = gst_burn_set_property;
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gobject_class->get_property = gst_burn_get_property;
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@ -172,7 +164,7 @@ gst_burn_class_init (GstBurnClass * klass)
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* initialize instance structure.
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*/
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static void
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gst_burn_init (GstBurn * filter, GstBurnClass * gclass)
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gst_burn_init (GstBurn * filter)
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{
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filter->adjustment = DEFAULT_ADJUSTMENT;
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filter->silent = FALSE;
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@ -225,20 +217,25 @@ static gboolean
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gst_burn_set_caps (GstBaseTransform * btrans, GstCaps * incaps,
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GstCaps * outcaps)
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{
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GstBurn *filter = GST_BURN (btrans);
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GstStructure *structure;
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gboolean ret = FALSE;
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GstBurn *burn = GST_BURN (btrans);
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GstVideoInfo info;
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structure = gst_caps_get_structure (incaps, 0);
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if (!gst_video_info_from_caps (&info, incaps))
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goto invalid_caps;
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GST_OBJECT_LOCK (filter);
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if (gst_structure_get_int (structure, "width", &filter->width) &&
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gst_structure_get_int (structure, "height", &filter->height)) {
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ret = TRUE;
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burn->info = info;
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burn->width = GST_VIDEO_INFO_WIDTH (&info);
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burn->height = GST_VIDEO_INFO_HEIGHT (&info);
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return TRUE;
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/* ERRORS */
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invalid_caps:
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{
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GST_DEBUG_OBJECT (btrans, "could not parse caps");
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return FALSE;
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}
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GST_OBJECT_UNLOCK (filter);
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return ret;
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}
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/* Actual processing. */
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@ -248,10 +245,16 @@ gst_burn_transform (GstBaseTransform * btrans,
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{
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GstBurn *filter = GST_BURN (btrans);
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gint video_size, adjustment;
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guint32 *src = (guint32 *) GST_BUFFER_DATA (in_buf);
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guint32 *dest = (guint32 *) GST_BUFFER_DATA (out_buf);
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guint32 *src, *dest;
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GstClockTime timestamp;
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gint64 stream_time;
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GstVideoFrame in_frame, out_frame;
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gst_video_frame_map (&in_frame, &filter->info, in_buf, GST_MAP_READ);
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gst_video_frame_map (&out_frame, &filter->info, out_buf, GST_MAP_WRITE);
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src = GST_VIDEO_FRAME_PLANE_DATA (&in_frame, 0);
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dest = GST_VIDEO_FRAME_PLANE_DATA (&out_frame, 0);
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video_size = filter->width * filter->height;
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@ -1,7 +1,7 @@
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/*
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* GStreamer
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* Copyright (C) 2010 Luis de Bethencourt <luis@debethencourt.com>
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*
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*
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* Burn - curve adjustment film video effect.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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@ -48,6 +48,7 @@
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gst/video/gstvideofilter.h>
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G_BEGIN_DECLS
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@ -75,6 +76,7 @@ struct _GstBurn
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gint width, height;
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GstVideoInfo info;
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gint adjustment;
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gboolean silent;
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};
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