mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-29 03:30:35 +00:00
74 lines
2.3 KiB
C
74 lines
2.3 KiB
C
|
/* GStreamer
|
||
|
|
* Copyright (C) <2021> Collabora Ltd.
|
||
|
|
* Author: Nicolas Dufresne <nicolas.dufresne@collabora.com>
|
||
|
|
*
|
||
|
|
* This library is free software; you can redistribute it and/or
|
||
|
|
* modify it under the terms of the GNU Library General Public
|
||
|
|
* License as published by the Free Software Foundation; either
|
||
|
|
* version 2 of the License, or (at your option) any later version.
|
||
|
|
*
|
||
|
|
* 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., 51 Franklin St, Fifth Floor,
|
||
|
|
* Boston, MA 02110-1301, USA.
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* SECTION:element-vp8alphadecodebin
|
||
|
|
* @title: Wrapper to decode VP8 alpha using vp8dec
|
||
|
|
*
|
||
|
|
* Use two `vp8dec` instance in order to decode VP8 alpha channel.
|
||
|
|
*
|
||
|
|
* Since: 1.20
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifdef HAVE_CONFIG_H
|
||
|
|
#include "config.h"
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#include "gstvp8alphadecodebin.h"
|
||
|
|
|
||
|
|
static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
|
||
|
|
GST_PAD_SINK,
|
||
|
|
GST_PAD_ALWAYS,
|
||
|
|
GST_STATIC_CAPS ("video/x-vp8, codec-alpha = (boolean) true")
|
||
|
|
);
|
||
|
|
|
||
|
|
struct _GstVp8AlphaDecodeBin
|
||
|
|
{
|
||
|
|
GstAlphaDecodeBin parent;
|
||
|
|
};
|
||
|
|
|
||
|
|
#define gst_vp8_alpha_decode_bin_parent_class parent_class
|
||
|
|
G_DEFINE_TYPE (GstVp8AlphaDecodeBin, gst_vp8_alpha_decode_bin,
|
||
|
|
GST_TYPE_ALPHA_DECODE_BIN);
|
||
|
|
|
||
|
|
GST_ELEMENT_REGISTER_DEFINE (vp8_alpha_decode_bin, "vp8alphadecodebin",
|
||
|
|
GST_RANK_PRIMARY + GST_ALPHA_DECODE_BIN_RANK_OFFSET,
|
||
|
|
GST_TYPE_VP8_ALPHA_DECODE_BIN);
|
||
|
|
|
||
|
|
static void
|
||
|
|
gst_vp8_alpha_decode_bin_class_init (GstVp8AlphaDecodeBinClass * klass)
|
||
|
|
{
|
||
|
|
GstAlphaDecodeBinClass *adbin_class = (GstAlphaDecodeBinClass *) klass;
|
||
|
|
GstElementClass *element_class = (GstElementClass *) klass;
|
||
|
|
|
||
|
|
adbin_class->decoder_name = "vp8dec";
|
||
|
|
gst_element_class_add_static_pad_template (element_class, &sink_template);
|
||
|
|
|
||
|
|
gst_element_class_set_static_metadata (element_class,
|
||
|
|
"VP8 Alpha Decoder", "Codec/Decoder/Video",
|
||
|
|
"Wrapper bin to decode VP8 with alpha stream.",
|
||
|
|
"Nicolas Dufresne <nicolas.dufresne@collabora.com>");
|
||
|
|
}
|
||
|
|
|
||
|
|
static void
|
||
|
|
gst_vp8_alpha_decode_bin_init (GstVp8AlphaDecodeBin * self)
|
||
|
|
{
|
||
|
|
}
|