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324c211283
Fixes https://gitlab.freedesktop.org/gstreamer/gstreamer/-/issues/3421 Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/6440>
80 lines
2.3 KiB
C
80 lines
2.3 KiB
C
/* GStreamer
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* Copyright (C) 2013 Mathieu Duponchelle <mduponchelle1@gmail.com>
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* Copyright (C) 2013 Thibault Saunier <thibault.saunier@collabora.com>
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* Copyright (C) 2020 Thibault Saunier <tsaunier@igalia.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Suite 500,
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* Boston, MA 02110-1335, USA.
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*/
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#pragma once
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#include <ges/ges-types.h>
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#include <glib-object.h>
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#include <gst/gst.h>
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G_BEGIN_DECLS
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/**
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* ges_frame_composition_meta_api_get_type: (attributes doc.skip=true)
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*/
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GES_API
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GType ges_frame_composition_meta_api_get_type (void);
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/**
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* GES_TYPE_META_FRAME_COMPOSITION: (attributes doc.skip=true)
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*/
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#define GES_TYPE_META_FRAME_COMPOSITION (ges_frame_composition_meta_api_get_type())
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/**
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* GESFrameCompositionMeta:
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* @meta: the parent #GstMeta.
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* @posx: The desired x position.
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* @posy: The desired y position.
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* @height: The desired height of the video. -1 means that no scaling should be
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* applied.
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* @width: The desired width of the video. -1 means that no scaling should beapplied
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* applied.
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* @zorder: The desired z order.
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* @operator:The blending operator for the source.
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*
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* Metadata type that holds information about the positioning, size,
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* transparency and composition operator of a video frame in the timeline
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* composition.
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*
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* Since: 1.24
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*/
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typedef struct _GESFrameCompositionMeta GESFrameCompositionMeta;
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struct _GESFrameCompositionMeta {
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GstMeta meta;
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gdouble alpha;
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gdouble posx;
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gdouble posy;
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gdouble height;
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gdouble width;
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guint zorder;
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#ifdef __cplusplus
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gint _operator;
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#else
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gint operator;
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#endif
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};
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GES_API
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GESFrameCompositionMeta * ges_buffer_add_frame_composition_meta (GstBuffer * buffer);
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G_END_DECLS
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