Files
AirplayServer/renderers/video_renderer_gstreamer.c
2020-04-19 14:40:31 +02:00

115 lines
3.9 KiB
C

/**
* RPiPlay - An open-source AirPlay mirroring server for Raspberry Pi
* Copyright (C) 2019 Florian Draschbacher
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "video_renderer.h"
#include <stdlib.h>
#include <assert.h>
#include <stdio.h>
#include <string.h>
#include <stdbool.h>
#include <unistd.h>
#include <gst/gst.h>
#include <gst/app/gstappsrc.h>
#include <gst/video/videooverlay.h>
//#include <glib.h>
//#include <gdk/gdkx.h>
//#include <gtk/gtk.h>
struct video_renderer_s {
logger_t *logger;
GstElement *appsrc, *pipeline, *sink;
//GtkWidget *main_window, *video_window;
//GdkWindow *window;
};
video_renderer_t *video_renderer_init(logger_t *logger, background_mode_t background_mode, bool low_latency) {
video_renderer_t *renderer;
GError *error = NULL;
renderer = calloc(1, sizeof(video_renderer_t));
assert(renderer);
gst_init(NULL, NULL);
renderer->logger = logger;
renderer->pipeline = gst_parse_launch("appsrc name=video_source is-live=true ! queue ! decodebin ! videoconvert ! autovideosink name=video_sink sync=false", &error);
g_assert (renderer->pipeline);
renderer->appsrc = gst_bin_get_by_name (GST_BIN (renderer->pipeline), "video_source");
renderer->sink = gst_bin_get_by_name (GST_BIN (renderer->pipeline), "video_sink");
/*
//GTK
gtk_init (NULL, NULL);
renderer->main_window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
g_signal_connect (G_OBJECT (renderer->main_window), "delete-event", G_CALLBACK (video_renderer_destroy), renderer);
gtk_window_set_title (GTK_WINDOW (renderer->main_window), "AirplayServer");
renderer->video_window = gtk_drawing_area_new ();
gtk_container_add (GTK_CONTAINER (renderer->main_window), renderer->video_window);
gtk_container_set_border_width (GTK_CONTAINER (renderer->main_window), 16);
//gtk_widget_set_double_buffered (renderer->video_window, FALSE);
gtk_widget_show_all (renderer->main_window);
renderer->window = gtk_widget_get_window (renderer->video_window);
gulong embed_xid = GDK_WINDOW_XID (renderer->window);
gst_video_overlay_set_window_handle (GST_VIDEO_OVERLAY (renderer->appsrc), embed_xid);
*/
return renderer;
}
void video_renderer_start(video_renderer_t *renderer) {
//g_signal_connect( renderer->pipeline, "deep-notify", G_CALLBACK(gst_object_default_deep_notify ), NULL );
gst_element_set_state (renderer->pipeline, GST_STATE_PLAYING);
}
void video_renderer_render_buffer(video_renderer_t *renderer, raop_ntp_t *ntp, unsigned char* data, int data_len, uint64_t pts, int type) {
GstBuffer *buffer;
assert(data_len != 0);
buffer = gst_buffer_new_and_alloc(data_len);
assert(buffer != NULL);
gst_buffer_fill(buffer, 0, data, data_len);
gst_app_src_push_buffer (GST_APP_SRC(renderer->appsrc), buffer);
}
void video_renderer_flush(video_renderer_t *renderer) {
}
void video_renderer_destroy(video_renderer_t *renderer) {
gst_app_src_end_of_stream (GST_APP_SRC(renderer->appsrc));
gst_element_set_state (renderer->pipeline, GST_STATE_NULL);
gst_object_unref (renderer->pipeline);
if (renderer) {
free(renderer);
}
}
void video_renderer_update_background(video_renderer_t *renderer, int type) {
}