/* GStreamer * Copyright (C) <2021> Collabora Ltd. * Author: Nicolas Dufresne * * 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 "); } static void gst_vp8_alpha_decode_bin_init (GstVp8AlphaDecodeBin * self) { }