*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
*/
/**
* <refsect2>
* <title>Example launch line</title>
* |[
- * gst-launch -v videotestsrc ! optv ! ffmpegcolorspace ! autovideosink
+ * gst-launch-1.0 -v videotestsrc ! optv ! videoconvert ! autovideosink
* ]| This pipeline shows the effect of optv on a test stream.
* </refsect2>
*/
#include "gsteffectv.h"
#include <gst/video/video.h>
-#include <gst/controller/gstcontroller.h>
enum
{
static guint32 palette[256];
-GST_BOILERPLATE (GstOpTV, gst_optv, GstVideoFilter, GST_TYPE_VIDEO_FILTER);
+#define gst_optv_parent_class parent_class
+G_DEFINE_TYPE (GstOpTV, gst_optv, GST_TYPE_VIDEO_FILTER);
-static GstStaticPadTemplate gst_optv_src_template =
- GST_STATIC_PAD_TEMPLATE ("src",
- GST_PAD_SRC,
- GST_PAD_ALWAYS,
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
- GST_STATIC_CAPS (GST_VIDEO_CAPS_BGRx "; " GST_VIDEO_CAPS_RGBx)
+#define CAPS_STR GST_VIDEO_CAPS_MAKE ("{ BGRx, RGBx }")
#else
- GST_STATIC_CAPS (GST_VIDEO_CAPS_xBGR "; " GST_VIDEO_CAPS_xRGB)
+#define CAPS_STR GST_VIDEO_CAPS_MAKE ("{ xBGR, xRGB }")
#endif
+
+static GstStaticPadTemplate gst_optv_src_template =
+GST_STATIC_PAD_TEMPLATE ("src",
+ GST_PAD_SRC,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS (CAPS_STR)
);
static GstStaticPadTemplate gst_optv_sink_template =
- GST_STATIC_PAD_TEMPLATE ("sink",
+GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
-#if G_BYTE_ORDER == G_LITTLE_ENDIAN
- GST_STATIC_CAPS (GST_VIDEO_CAPS_BGRx "; " GST_VIDEO_CAPS_RGBx)
-#else
- GST_STATIC_CAPS (GST_VIDEO_CAPS_xBGR "; " GST_VIDEO_CAPS_xRGB)
-#endif
+ GST_STATIC_CAPS (CAPS_STR)
);
static void
#endif
opmap[OP_SPIRAL1][i] = ((guint)
- ((at / M_PI * 256) + (r * 4000))) & 255;
+ ((at / G_PI * 256) + (r * 4000))) & 255;
j = r * 300 / 32;
rr = r * 300 - j * 32;
j *= 64;
j += (rr > 28) ? (rr - 28) * 16 : 0;
opmap[OP_SPIRAL2][i] = ((guint)
- ((at / M_PI * 4096) + (r * 1600) - j)) & 255;
+ ((at / G_PI * 4096) + (r * 1600) - j)) & 255;
opmap[OP_PARABOLA][i] =
((guint) (yy / (xx * xx * 0.3 + 0.1) * 400)) & 255;
}
static GstFlowReturn
-gst_optv_transform (GstBaseTransform * trans, GstBuffer * in, GstBuffer * out)
+gst_optv_transform_frame (GstVideoFilter * vfilter, GstVideoFrame * in_frame,
+ GstVideoFrame * out_frame)
{
- GstOpTV *filter = GST_OPTV (trans);
+ GstOpTV *filter = GST_OPTV (vfilter);
guint32 *src, *dest;
- GstFlowReturn ret = GST_FLOW_OK;
gint8 *p;
guint8 *diff;
- gint x, y;
+ gint x, y, width, height;
GstClockTime timestamp, stream_time;
+ guint8 phase;
- timestamp = GST_BUFFER_TIMESTAMP (in);
+ timestamp = GST_BUFFER_TIMESTAMP (in_frame->buffer);
stream_time =
- gst_segment_to_stream_time (&trans->segment, GST_FORMAT_TIME, timestamp);
+ gst_segment_to_stream_time (&GST_BASE_TRANSFORM (vfilter)->segment,
+ GST_FORMAT_TIME, timestamp);
GST_DEBUG_OBJECT (filter, "sync to %" GST_TIME_FORMAT,
GST_TIME_ARGS (timestamp));
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);
+ gst_object_sync_values (GST_OBJECT (filter), stream_time);
if (G_UNLIKELY (filter->opmap[0] == NULL))
return GST_FLOW_NOT_NEGOTIATED;
+ 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);
+
+ GST_OBJECT_LOCK (filter);
switch (filter->mode) {
default:
case 0:
filter->phase -= filter->speed;
diff = filter->diff;
- image_y_over (src, diff, filter->threshold, filter->width * filter->height);
+ image_y_over (src, diff, filter->threshold, width * height);
+ phase = filter->phase;
- for (y = 0; y < filter->height; y++) {
- for (x = 0; x < filter->width; x++) {
- *dest++ = palette[(((guint8) (*p + filter->phase)) ^ *diff++) & 255];
+ for (y = 0; y < height; y++) {
+ for (x = 0; x < width; x++) {
+ *dest++ = palette[(((guint8) (*p + phase)) ^ *diff++) & 255];
p++;
}
}
+ GST_OBJECT_UNLOCK (filter);
- return ret;
+ return GST_FLOW_OK;
}
static gboolean
-gst_optv_set_caps (GstBaseTransform * btrans, GstCaps * incaps,
- GstCaps * outcaps)
+gst_optv_set_info (GstVideoFilter * vfilter, GstCaps * incaps,
+ GstVideoInfo * in_info, GstCaps * outcaps, GstVideoInfo * out_info)
{
- GstOpTV *filter = GST_OPTV (btrans);
- GstStructure *structure;
- gboolean ret = FALSE;
+ GstOpTV *filter = GST_OPTV (vfilter);
+ gint i, width, height;
- structure = gst_caps_get_structure (incaps, 0);
-
- if (gst_structure_get_int (structure, "width", &filter->width) &&
- gst_structure_get_int (structure, "height", &filter->height)) {
- gint i;
-
- for (i = 0; i < 4; i++) {
- if (filter->opmap[i])
- g_free (filter->opmap[i]);
- filter->opmap[i] = g_new (gint8, filter->width * filter->height);
- }
- setOpmap (filter->opmap, filter->width, filter->height);
+ width = GST_VIDEO_INFO_WIDTH (in_info);
+ height = GST_VIDEO_INFO_HEIGHT (in_info);
- if (filter->diff)
- g_free (filter->diff);
- filter->diff = g_new (guint8, filter->width * filter->height);
-
- ret = TRUE;
+ for (i = 0; i < 4; i++) {
+ g_free (filter->opmap[i]);
+ filter->opmap[i] = g_new (gint8, width * height);
}
+ setOpmap (filter->opmap, width, height);
+
+ g_free (filter->diff);
+ filter->diff = g_new (guint8, width * height);
- return ret;
+ return TRUE;
}
static gboolean
gint i;
for (i = 0; i < 4; i++) {
- if (filter->opmap[i])
- g_free (filter->opmap[i]);
+ g_free (filter->opmap[i]);
filter->opmap[i] = NULL;
}
}
- if (filter->diff)
- g_free (filter->diff);
+ g_free (filter->diff);
filter->diff = NULL;
G_OBJECT_CLASS (parent_class)->finalize (object);
{
GstOpTV *filter = GST_OPTV (object);
+ GST_OBJECT_LOCK (filter);
switch (prop_id) {
case PROP_MODE:
filter->mode = g_value_get_enum (value);
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
+ GST_OBJECT_UNLOCK (filter);
}
static void
}
static void
-gst_optv_base_init (gpointer g_class)
-{
- GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
-
- gst_element_class_set_details_simple (element_class, "OpTV effect",
- "Filter/Effect/Video",
- "Optical art meets real-time video effect",
- "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_optv_sink_template));
- gst_element_class_add_pad_template (element_class,
- gst_static_pad_template_get (&gst_optv_src_template));
-}
-
-static void
gst_optv_class_init (GstOpTVClass * klass)
{
GObjectClass *gobject_class = (GObjectClass *) klass;
+ GstElementClass *gstelement_class = (GstElementClass *) klass;
GstBaseTransformClass *trans_class = (GstBaseTransformClass *) klass;
+ GstVideoFilterClass *vfilter_class = (GstVideoFilterClass *) klass;
gobject_class->set_property = gst_optv_set_property;
gobject_class->get_property = gst_optv_get_property;
"Luma threshold", 0, G_MAXINT, DEFAULT_THRESHOLD,
GST_PARAM_CONTROLLABLE | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
- trans_class->set_caps = GST_DEBUG_FUNCPTR (gst_optv_set_caps);
- trans_class->transform = GST_DEBUG_FUNCPTR (gst_optv_transform);
+ gst_element_class_set_static_metadata (gstelement_class, "OpTV effect",
+ "Filter/Effect/Video",
+ "Optical art meets real-time video effect",
+ "FUKUCHI, Kentarou <fukuchi@users.sourceforge.net>, "
+ "Sebastian Dröge <sebastian.droege@collabora.co.uk>");
+
+ gst_element_class_add_static_pad_template (gstelement_class,
+ &gst_optv_sink_template);
+ gst_element_class_add_static_pad_template (gstelement_class,
+ &gst_optv_src_template);
+
trans_class->start = GST_DEBUG_FUNCPTR (gst_optv_start);
+ vfilter_class->set_info = GST_DEBUG_FUNCPTR (gst_optv_set_info);
+ vfilter_class->transform_frame = GST_DEBUG_FUNCPTR (gst_optv_transform_frame);
+
initPalette ();
}
static void
-gst_optv_init (GstOpTV * filter, GstOpTVClass * klass)
+gst_optv_init (GstOpTV * filter)
{
filter->speed = DEFAULT_SPEED;
filter->mode = DEFAULT_MODE;
projects / platform / upstream / gst-plugins-good.git / blobdiff