mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2024-07-10 08:35:58 +00:00
Code Issues 1 Projects Releases Wiki Activity

effectv: port last effectv element to 0.11

Browse source
This commit is contained in:
Wim Taymans 2011-07-07 17:59:04 +02:00
parent 69e2de76de
commit a3a253af15
2 changed files with 94 additions and 67 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

158
gst/effectv/gstripple.c
View file

@ -52,7 +52,6 @@
#include "gstripple.h"
#include "gsteffectv.h"
#include <gst/video/video.h>
#include <gst/controller/gstcontroller.h>
#define DEFAULT_MODE 0
@ -84,24 +83,21 @@ gst_rippletv_mode_get_type (void)
return type;
}
GST_BOILERPLATE (GstRippleTV, gst_rippletv, GstVideoFilter,
GST_TYPE_VIDEO_FILTER);
#define gst_rippletv_parent_class parent_class
G_DEFINE_TYPE (GstRippleTV, gst_rippletv, GST_TYPE_VIDEO_FILTER);
static GstStaticPadTemplate gst_rippletv_src_template =
GST_STATIC_PAD_TEMPLATE ("src",
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (GST_VIDEO_CAPS_BGRx "; " GST_VIDEO_CAPS_RGBx ";"
GST_VIDEO_CAPS_xBGR "; " GST_VIDEO_CAPS_xRGB)
GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE ("{ BGRx, RGBx, xBGR, xRGB }"))
);
static GstStaticPadTemplate gst_rippletv_sink_template =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (GST_VIDEO_CAPS_BGRx "; " GST_VIDEO_CAPS_RGBx ";"
GST_VIDEO_CAPS_xBGR "; " GST_VIDEO_CAPS_xRGB)
GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE ("{ BGRx, RGBx, xBGR, xRGB }"))
);
static const gint point = 16;
@ -145,7 +141,9 @@ image_bgset_y (guint32 * src, gint16 * background, gint video_area)
static gint
setBackground (GstRippleTV * filter, guint32 * src)
{
image_bgset_y (src, filter->background, filter->width * filter->height);
image_bgset_y (src, filter->background,
GST_VIDEO_INFO_WIDTH (&filter->info) *
GST_VIDEO_INFO_HEIGHT (&filter->info));
filter->bg_is_set = TRUE;
return 0;
@ -183,18 +181,21 @@ static void
motiondetect (GstRippleTV * filter, guint32 * src)
{
guint8 *diff = filter->diff;
gint width = filter->width;
gint width, height;
gint *p, *q;
gint x, y, h;
width = GST_VIDEO_INFO_WIDTH (&filter->info);
height = GST_VIDEO_INFO_HEIGHT (&filter->info);
if (!filter->bg_is_set)
setBackground (filter, src);
image_bgsubtract_update_y (src, filter->background, filter->diff,
filter->width * filter->height);
width * height);
p = filter->map1 + filter->map_w + 1;
q = filter->map2 + filter->map_w + 1;
diff += filter->width + 2;
diff += width + 2;
for (y = filter->map_h - 2; y > 0; y--) {
for (x = filter->map_w - 2; x > 0; x--) {
@ -310,7 +311,7 @@ gst_rippletv_transform (GstBaseTransform * trans, GstBuffer * in,
{
GstRippleTV *filter = GST_RIPPLETV (trans);
guint32 *src, *dest;
GstFlowReturn ret = GST_FLOW_OK;
GstVideoFrame in_frame, out_frame;
gint x, y, i;
gint dx, dy;
gint h, v;
@ -329,8 +330,14 @@ gst_rippletv_transform (GstBaseTransform * trans, GstBuffer * in,
if (GST_CLOCK_TIME_IS_VALID (stream_time))
gst_object_sync_values (G_OBJECT (filter), stream_time);
src = (guint32 *) GST_BUFFER_DATA (in);
dest = (guint32 *) GST_BUFFER_DATA (out);
if (!gst_video_frame_map (&in_frame, &filter->info, in, GST_MAP_READ))
goto invalid_in;
if (!gst_video_frame_map (&out_frame, &filter->info, out, GST_MAP_WRITE))
goto invalid_out;
src = GST_VIDEO_FRAME_PLANE_DATA (&in_frame, 0);
dest = GST_VIDEO_FRAME_PLANE_DATA (&out_frame, 0);
GST_OBJECT_LOCK (filter);
/* impact from the motion or rain drop */
@ -402,8 +409,8 @@ gst_rippletv_transform (GstBaseTransform * trans, GstBuffer * in,
vp += 2;
}
height = filter->height;
width = filter->width;
width = GST_VIDEO_FRAME_WIDTH (&in_frame);
height = GST_VIDEO_FRAME_HEIGHT (&in_frame);
vp = filter->vtable;
/* draw refracted image. The vector table is stretched. */
@ -443,12 +450,29 @@ gst_rippletv_transform (GstBaseTransform * trans, GstBuffer * in,
dest += 2;
vp += 2;
}
dest += filter->width;
dest += width;
vp += 2;
}
GST_OBJECT_UNLOCK (filter);
return ret;
gst_video_frame_unmap (&in_frame);
gst_video_frame_unmap (&out_frame);
return GST_FLOW_OK;
/* ERRORS */
invalid_in:
{
GST_DEBUG_OBJECT (filter, "invalid input frame");
return GST_FLOW_ERROR;
}
invalid_out:
{
GST_DEBUG_OBJECT (filter, "invalid output frame");
gst_video_frame_unmap (&in_frame);
return GST_FLOW_ERROR;
}
}
static gboolean
@ -456,43 +480,50 @@ gst_rippletv_set_caps (GstBaseTransform * btrans, GstCaps * incaps,
GstCaps * outcaps)
{
GstRippleTV *filter = GST_RIPPLETV (btrans);
GstStructure *structure;
gboolean ret = FALSE;
GstVideoInfo info;
gint width, height;
structure = gst_caps_get_structure (incaps, 0);
if (!gst_video_info_from_caps (&info, incaps))
goto invalid_caps;
filter->info = info;
width = GST_VIDEO_INFO_WIDTH (&info);
height = GST_VIDEO_INFO_HEIGHT (&info);
GST_OBJECT_LOCK (filter);
if (gst_structure_get_int (structure, "width", &filter->width) &&
gst_structure_get_int (structure, "height", &filter->height)) {
filter->map_h = height / 2 + 1;
filter->map_w = width / 2 + 1;
filter->map_h = filter->height / 2 + 1;
filter->map_w = filter->width / 2 + 1;
if (filter->map)
g_free (filter->map);
filter->map = g_new0 (gint, filter->map_h * filter->map_w * 3);
if (filter->map)
g_free (filter->map);
filter->map = g_new0 (gint, filter->map_h * filter->map_w * 3);
filter->map1 = filter->map;
filter->map2 = filter->map + filter->map_w * filter->map_h;
filter->map3 = filter->map + filter->map_w * filter->map_h * 2;
filter->map1 = filter->map;
filter->map2 = filter->map + filter->map_w * filter->map_h;
filter->map3 = filter->map + filter->map_w * filter->map_h * 2;
if (filter->vtable)
g_free (filter->vtable);
filter->vtable = g_new0 (gint8, filter->map_h * filter->map_w * 2);
if (filter->vtable)
g_free (filter->vtable);
filter->vtable = g_new0 (gint8, filter->map_h * filter->map_w * 2);
if (filter->background)
g_free (filter->background);
filter->background = g_new0 (gint16, width * height);
if (filter->background)
g_free (filter->background);
filter->background = g_new0 (gint16, filter->width * filter->height);
if (filter->diff)
g_free (filter->diff);
filter->diff = g_new0 (guint8, filter->width * filter->height);
ret = TRUE;
}
if (filter->diff)
g_free (filter->diff);
filter->diff = g_new0 (guint8, width * height);
GST_OBJECT_UNLOCK (filter);
return ret;
return TRUE;
/* ERRORS */
invalid_caps:
{
GST_DEBUG_OBJECT (filter, "invalid caps received");
return FALSE;
}
}
static gboolean
@ -576,27 +607,11 @@ gst_rippletv_get_property (GObject * object, guint prop_id, GValue * value,
}
}
static void
gst_rippletv_base_init (gpointer g_class)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
gst_element_class_set_details_simple (element_class, "RippleTV effect",
"Filter/Effect/Video",
"RippleTV does ripple mark effect on the video input",
"FUKUCHI, Kentarou <fukuchi@users.sourceforge.net>, "
"Sebastian Dröge <sebastian.droege@collabora.co.uk>");
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&gst_rippletv_sink_template));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&gst_rippletv_src_template));
}
static void
gst_rippletv_class_init (GstRippleTVClass * klass)
{
GObjectClass *gobject_class = (GObjectClass *) klass;
GstElementClass *gstelement_class = (GstElementClass *) klass;
GstBaseTransformClass *trans_class = (GstBaseTransformClass *) klass;
gobject_class->set_property = gst_rippletv_set_property;
@ -614,6 +629,17 @@ gst_rippletv_class_init (GstRippleTVClass * klass)
"Mode", GST_TYPE_RIPPLETV_MODE, DEFAULT_MODE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS | GST_PARAM_CONTROLLABLE));
gst_element_class_set_details_simple (gstelement_class, "RippleTV effect",
"Filter/Effect/Video",
"RippleTV does ripple mark effect on the video input",
"FUKUCHI, Kentarou <fukuchi@users.sourceforge.net>, "
"Sebastian Dröge <sebastian.droege@collabora.co.uk>");
gst_element_class_add_pad_template (gstelement_class,
gst_static_pad_template_get (&gst_rippletv_sink_template));
gst_element_class_add_pad_template (gstelement_class,
gst_static_pad_template_get (&gst_rippletv_src_template));
trans_class->set_caps = GST_DEBUG_FUNCPTR (gst_rippletv_set_caps);
trans_class->transform = GST_DEBUG_FUNCPTR (gst_rippletv_transform);
trans_class->start = GST_DEBUG_FUNCPTR (gst_rippletv_start);
@ -622,7 +648,7 @@ gst_rippletv_class_init (GstRippleTVClass * klass)
}
static void
gst_rippletv_init (GstRippleTV * filter, GstRippleTVClass * klass)
gst_rippletv_init (GstRippleTV * filter)
{
filter->mode = DEFAULT_MODE;

3
gst/effectv/gstripple.h
View file

@ -29,6 +29,7 @@
#include <gst/gst.h>
#include <gst/video/video.h>
#include <gst/video/gstvideofilter.h>
G_BEGIN_DECLS
@ -52,7 +53,7 @@ struct _GstRippleTV
GstVideoFilter element;
/* < private > */
gint width, height;
GstVideoInfo info;
gint mode;