mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-19 14:56:36 +00:00
486da3557d
Original commit message from CVS: should work with avifile too some cleanup ( video/png, ... )
86 lines
2.3 KiB
C
86 lines
2.3 KiB
C
/* GStreamer
|
|
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
|
|
*
|
|
* Filter:
|
|
* Copyright (C) 2000 Donald A. Graft
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Library General Public License for more details.
|
|
*
|
|
* 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.
|
|
*
|
|
*/
|
|
|
|
#include <string.h>
|
|
#include <gst/gst.h>
|
|
|
|
#include "gstpngenc.h"
|
|
|
|
extern GstElementDetails gst_pngenc_details;
|
|
|
|
static GstCaps*
|
|
png_caps_factory (void)
|
|
{
|
|
return gst_caps_new ( "png_png", "video/png", NULL);
|
|
}
|
|
|
|
|
|
static GstCaps*
|
|
raw_caps_factory (void)
|
|
{
|
|
return gst_caps_new ( "png_raw",
|
|
"video/raw",
|
|
gst_props_new (
|
|
"format", GST_PROPS_FOURCC (GST_STR_FOURCC ("RGB ")),
|
|
"bpp", GST_PROPS_INT (24),
|
|
"red_mask", GST_PROPS_INT (0xff),
|
|
"green_mask", GST_PROPS_INT (0xff00),
|
|
"blue_mask", GST_PROPS_INT (0xff0000),
|
|
"width", GST_PROPS_INT_RANGE (16, 4096),
|
|
"height", GST_PROPS_INT_RANGE (16, 4096),
|
|
NULL )
|
|
);
|
|
}
|
|
|
|
static gboolean
|
|
plugin_init (GModule * module, GstPlugin * plugin)
|
|
{
|
|
GstElementFactory *png_enc;
|
|
GstCaps *raw_caps, *png_caps;
|
|
|
|
/* create an elementfactory for the jpegdec element */
|
|
png_enc = gst_element_factory_new("pngenc", GST_TYPE_PNGENC, &gst_pngenc_details);
|
|
g_return_val_if_fail(png_enc != NULL, FALSE);
|
|
|
|
raw_caps = raw_caps_factory ();
|
|
png_caps = png_caps_factory ();
|
|
|
|
/* register sink pads */
|
|
pngenc_sink_template = gst_pad_template_new ("sink", GST_PAD_SINK,
|
|
GST_PAD_ALWAYS,
|
|
raw_caps, NULL);
|
|
gst_element_factory_add_pad_template (png_enc, pngenc_sink_template);
|
|
|
|
|
|
/* register src pads */
|
|
pngenc_src_template = gst_pad_template_new ("src", GST_PAD_SRC,
|
|
GST_PAD_ALWAYS,
|
|
png_caps, NULL);
|
|
gst_element_factory_add_pad_template (png_enc, pngenc_src_template);
|
|
|
|
gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (png_enc));
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
GstPluginDesc plugin_desc = {
|
|
GST_VERSION_MAJOR,
|
|
GST_VERSION_MINOR,
|
|
"png",
|
|
plugin_init
|
|
};
|