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effectv: port streaktv to 0.11

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This commit is contained in:
Wim Taymans 2011-07-07 17:49:34 +02:00
parent b8c426564f
commit 69e2de76de
3 changed files with 78 additions and 54 deletions
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3
gst/effectv/gstradioac.c
View file

@ -405,6 +405,9 @@ gst_radioactv_transform (GstBaseTransform * trans, GstBuffer * in,
}
GST_OBJECT_UNLOCK (filter);
gst_video_frame_unmap (&in_frame);
gst_video_frame_unmap (&out_frame);
return GST_FLOW_OK;
/* ERRORS */

126
gst/effectv/gststreak.c
View file

@ -51,8 +51,6 @@
#include "gststreak.h"
#include "gsteffectv.h"
#include <gst/video/video.h>
#define DEFAULT_FEEDBACK FALSE
enum
@ -61,40 +59,51 @@ enum
PROP_FEEDBACK
};
GST_BOILERPLATE (GstStreakTV, gst_streaktv, GstVideoFilter,
GST_TYPE_VIDEO_FILTER);
#define gst_streaktv_parent_class parent_class
G_DEFINE_TYPE (GstStreakTV, gst_streaktv, GST_TYPE_VIDEO_FILTER);
static GstStaticPadTemplate gst_streaktv_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_streaktv_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 GstFlowReturn
gst_streaktv_transform (GstBaseTransform * trans, GstBuffer * in,
GstBuffer * out)
{
GstStreakTV *filter = GST_STREAKTV (trans);
guint32 *src, *dest;
GstFlowReturn ret = GST_FLOW_OK;
GstVideoFrame in_frame, out_frame;
gint i, cf;
gint video_area = filter->width * filter->height;
gint video_area, width, height;
guint32 **planetable = filter->planetable;
gint plane = filter->plane;
guint stride_mask, stride_shift, stride;
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);
width = GST_VIDEO_FRAME_WIDTH (&in_frame);
height = GST_VIDEO_FRAME_HEIGHT (&in_frame);
video_area = width * height;
GST_OBJECT_LOCK (filter);
if (filter->feedback) {
stride_mask = 0xfcfcfcfc;
@ -106,9 +115,6 @@ gst_streaktv_transform (GstBaseTransform * trans, GstBuffer * in,
stride_shift = 3;
}
src = (guint32 *) GST_BUFFER_DATA (in);
dest = (guint32 *) GST_BUFFER_DATA (out);
for (i = 0; i < video_area; i++) {
planetable[plane][i] = (src[i] & stride_mask) >> stride_shift;
}
@ -139,7 +145,23 @@ gst_streaktv_transform (GstBaseTransform * trans, GstBuffer * in,
filter->plane = plane & (PLANES - 1);
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
@ -147,30 +169,33 @@ gst_streaktv_set_caps (GstBaseTransform * btrans, GstCaps * incaps,
GstCaps * outcaps)
{
GstStreakTV *filter = GST_STREAKTV (btrans);
GstStructure *structure;
gboolean ret = FALSE;
GstVideoInfo info;
gint i, width, height;
structure = gst_caps_get_structure (incaps, 0);
if (!gst_video_info_from_caps (&info, incaps))
goto invalid_caps;
GST_OBJECT_LOCK (filter);
if (gst_structure_get_int (structure, "width", &filter->width) &&
gst_structure_get_int (structure, "height", &filter->height)) {
gint i;
filter->info = info;
if (filter->planebuffer)
g_free (filter->planebuffer);
width = GST_VIDEO_INFO_WIDTH (&info);
height = GST_VIDEO_INFO_HEIGHT (&info);
filter->planebuffer =
g_new0 (guint32, filter->width * filter->height * 4 * PLANES);
for (i = 0; i < PLANES; i++)
filter->planetable[i] =
&filter->planebuffer[filter->width * filter->height * i];
if (filter->planebuffer)
g_free (filter->planebuffer);
ret = TRUE;
filter->planebuffer = g_new0 (guint32, width * height * 4 * PLANES);
for (i = 0; i < PLANES; i++)
filter->planetable[i] = &filter->planebuffer[width * height * i];
return TRUE;
/* ERRORS */
invalid_caps:
{
GST_DEBUG_OBJECT (filter, "invalid caps received");
return FALSE;
}
GST_OBJECT_UNLOCK (filter);
return ret;
}
static gboolean
@ -234,27 +259,11 @@ gst_streaktv_get_property (GObject * object, guint prop_id, GValue * value,
}
}
static void
gst_streaktv_base_init (gpointer g_class)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
gst_element_class_set_details_simple (element_class, "StreakTV effect",
"Filter/Effect/Video",
"StreakTV makes after images of moving objects",
"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_streaktv_sink_template));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&gst_streaktv_src_template));
}
static void
gst_streaktv_class_init (GstStreakTVClass * klass)
{
GObjectClass *gobject_class = (GObjectClass *) klass;
GstElementClass *gstelement_class = (GstElementClass *) klass;
GstBaseTransformClass *trans_class = (GstBaseTransformClass *) klass;
gobject_class->set_property = gst_streaktv_set_property;
@ -267,13 +276,24 @@ gst_streaktv_class_init (GstStreakTVClass * klass)
"Feedback", DEFAULT_FEEDBACK,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
gst_element_class_set_details_simple (gstelement_class, "StreakTV effect",
"Filter/Effect/Video",
"StreakTV makes after images of moving objects",
"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_streaktv_sink_template));
gst_element_class_add_pad_template (gstelement_class,
gst_static_pad_template_get (&gst_streaktv_src_template));
trans_class->set_caps = GST_DEBUG_FUNCPTR (gst_streaktv_set_caps);
trans_class->transform = GST_DEBUG_FUNCPTR (gst_streaktv_transform);
trans_class->start = GST_DEBUG_FUNCPTR (gst_streaktv_start);
}
static void
gst_streaktv_init (GstStreakTV * filter, GstStreakTVClass * klass)
gst_streaktv_init (GstStreakTV * filter)
{
filter->feedback = DEFAULT_FEEDBACK;

3
gst/effectv/gststreak.h
View file

@ -29,6 +29,7 @@
#include <gst/gst.h>
#include <gst/video/video.h>
#include <gst/video/gstvideofilter.h>
G_BEGIN_DECLS
@ -54,7 +55,7 @@ struct _GstStreakTV
GstVideoFilter element;
/* < private > */
gint width, height;
GstVideoInfo info;
gboolean feedback;