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0b2d698b1e
Based on https://github.com/sdroege/gst-player commit 9ce6ae0dbb8eeeefaf794cfae80e279a03cc598d
224 lines
6.6 KiB
C
224 lines
6.6 KiB
C
/* GStreamer
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*
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* Copyright (C) 2014-2015 Sebastian Dröge <sebastian@centricular.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 St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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/**
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* SECTION:gstplayer-videooverlayvideorenderer
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* @short_description: Player Video Overlay Video Renderer
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "gstplayer-video-overlay-video-renderer.h"
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#include "gstplayer.h"
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#include <gst/video/video.h>
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struct _GstPlayerVideoOverlayVideoRenderer
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{
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GObject parent;
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GstVideoOverlay *video_overlay;
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gpointer window_handle;
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};
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struct _GstPlayerVideoOverlayVideoRendererClass
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{
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GObjectClass parent_class;
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};
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static void
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gst_player_video_overlay_video_renderer_interface_init
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(GstPlayerVideoRendererInterface * iface);
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enum
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{
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VIDEO_OVERLAY_VIDEO_RENDERER_PROP_0,
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VIDEO_OVERLAY_VIDEO_RENDERER_PROP_WINDOW_HANDLE,
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VIDEO_OVERLAY_VIDEO_RENDERER_PROP_LAST
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};
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G_DEFINE_TYPE_WITH_CODE (GstPlayerVideoOverlayVideoRenderer,
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gst_player_video_overlay_video_renderer, G_TYPE_OBJECT,
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G_IMPLEMENT_INTERFACE (GST_TYPE_PLAYER_VIDEO_RENDERER,
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gst_player_video_overlay_video_renderer_interface_init));
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static GParamSpec
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* video_overlay_video_renderer_param_specs
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[VIDEO_OVERLAY_VIDEO_RENDERER_PROP_LAST] = { NULL, };
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static void
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gst_player_video_overlay_video_renderer_set_property (GObject * object,
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guint prop_id, const GValue * value, GParamSpec * pspec)
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{
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GstPlayerVideoOverlayVideoRenderer *self =
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GST_PLAYER_VIDEO_OVERLAY_VIDEO_RENDERER (object);
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switch (prop_id) {
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case VIDEO_OVERLAY_VIDEO_RENDERER_PROP_WINDOW_HANDLE:
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self->window_handle = g_value_get_pointer (value);
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if (self->video_overlay)
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gst_video_overlay_set_window_handle (self->video_overlay,
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(guintptr) self->window_handle);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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gst_player_video_overlay_video_renderer_get_property (GObject * object,
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guint prop_id, GValue * value, GParamSpec * pspec)
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{
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GstPlayerVideoOverlayVideoRenderer *self =
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GST_PLAYER_VIDEO_OVERLAY_VIDEO_RENDERER (object);
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switch (prop_id) {
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case VIDEO_OVERLAY_VIDEO_RENDERER_PROP_WINDOW_HANDLE:
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g_value_set_pointer (value, self->window_handle);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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gst_player_video_overlay_video_renderer_finalize (GObject * object)
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{
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GstPlayerVideoOverlayVideoRenderer *self =
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GST_PLAYER_VIDEO_OVERLAY_VIDEO_RENDERER (object);
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if (self->video_overlay)
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gst_object_unref (self->video_overlay);
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G_OBJECT_CLASS
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(gst_player_video_overlay_video_renderer_parent_class)->finalize (object);
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}
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static void
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gst_player_video_overlay_video_renderer_class_init
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(GstPlayerVideoOverlayVideoRendererClass * klass)
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
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gobject_class->set_property =
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gst_player_video_overlay_video_renderer_set_property;
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gobject_class->get_property =
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gst_player_video_overlay_video_renderer_get_property;
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gobject_class->finalize = gst_player_video_overlay_video_renderer_finalize;
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video_overlay_video_renderer_param_specs
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[VIDEO_OVERLAY_VIDEO_RENDERER_PROP_WINDOW_HANDLE] =
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g_param_spec_pointer ("window-handle", "Window Handle",
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"Window handle to embed the video into",
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G_PARAM_READWRITE | G_PARAM_CONSTRUCT | G_PARAM_STATIC_STRINGS);
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g_object_class_install_properties (gobject_class,
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VIDEO_OVERLAY_VIDEO_RENDERER_PROP_LAST,
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video_overlay_video_renderer_param_specs);
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}
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static void
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gst_player_video_overlay_video_renderer_init
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(G_GNUC_UNUSED GstPlayerVideoOverlayVideoRenderer * self)
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{
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}
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static GstElement *gst_player_video_overlay_video_renderer_create_video_sink
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(GstPlayerVideoRenderer * iface, GstPlayer * player)
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{
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GstElement *video_overlay;
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GstPlayerVideoOverlayVideoRenderer *self =
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GST_PLAYER_VIDEO_OVERLAY_VIDEO_RENDERER (iface);
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if (self->video_overlay)
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gst_object_unref (self->video_overlay);
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video_overlay = gst_player_get_pipeline (player);
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g_return_val_if_fail (GST_IS_VIDEO_OVERLAY (video_overlay), NULL);
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self->video_overlay = GST_VIDEO_OVERLAY (video_overlay);
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gst_video_overlay_set_window_handle (self->video_overlay,
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(guintptr) self->window_handle);
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return NULL;
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}
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static void
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gst_player_video_overlay_video_renderer_interface_init
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(GstPlayerVideoRendererInterface * iface)
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{
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iface->create_video_sink =
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gst_player_video_overlay_video_renderer_create_video_sink;
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}
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/**
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* gst_player_video_overlay_video_renderer_new:
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* @window_handle: (allow-none): Window handle to use or %NULL
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*
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* Returns: (transfer full):
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*/
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GstPlayerVideoRenderer *
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gst_player_video_overlay_video_renderer_new (gpointer window_handle)
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{
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return g_object_new (GST_TYPE_PLAYER_VIDEO_OVERLAY_VIDEO_RENDERER,
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"window-handle", window_handle, NULL);
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}
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/**
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* gst_player_video_overlay_video_renderer_set_window_handle:
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* @self: #GstPlayerVideoRenderer instance
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* @window_handle: handle referencing to the platform specific window
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*
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* Sets the platform specific window handle into which the video
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* should be rendered
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**/
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void gst_player_video_overlay_video_renderer_set_window_handle
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(GstPlayerVideoOverlayVideoRenderer * self, gpointer window_handle)
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{
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g_return_if_fail (GST_IS_PLAYER_VIDEO_OVERLAY_VIDEO_RENDERER (self));
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g_object_set (self, "window-handle", window_handle, NULL);
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}
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/**
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* gst_player_video_overlay_video_renderer_get_window_handle:
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* @self: #GstPlayerVideoRenderer instance
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*
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* Returns: (transfer none): The currently set, platform specific window
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* handle
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*/
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gpointer
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gst_player_video_overlay_video_renderer_get_window_handle
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(GstPlayerVideoOverlayVideoRenderer * self) {
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gpointer window_handle;
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g_return_val_if_fail (GST_IS_PLAYER_VIDEO_OVERLAY_VIDEO_RENDERER (self),
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NULL);
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g_object_get (self, "window-handle", &window_handle, NULL);
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return window_handle;
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}
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