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191 lines
5 KiB
C
191 lines
5 KiB
C
/* GStreamer Editing Services
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* Copyright (C) 2010 Edward Hervey <bilboed@bilboed.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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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <glib.h>
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#include <glib/gstdio.h>
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#include <ges/ges.h>
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#include <gst/pbutils/encoding-profile.h>
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/* GLOBAL VARIABLE */
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static guint repeat = 0;
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GESPipeline *pipeline = NULL;
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static gboolean thumbnail_cb (gpointer pipeline);
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#define TEST_PATH "test_thumbnail.jpg"
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static gboolean
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thumbnail_cb (gpointer user)
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{
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GstSample *b = NULL;
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GstCaps *caps;
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GESPipeline *p;
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p = GES_PIPELINE (user);
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caps = gst_caps_from_string ("image/jpeg");
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GST_INFO ("getting thumbnails");
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/* check raw rgb use-case with scaling */
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b = ges_pipeline_get_thumbnail_rgb24 (p, 320, 240);
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g_assert (b);
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gst_sample_unref (b);
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/* check encoding use-case from caps */
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b = NULL;
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b = ges_pipeline_get_thumbnail (p, caps);
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g_assert (b);
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gst_sample_unref (b);
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g_assert (ges_pipeline_save_thumbnail (p, -1, -1, (gchar *)
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"image/jpeg", (gchar *) TEST_PATH, NULL));
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g_assert (g_file_test (TEST_PATH, G_FILE_TEST_EXISTS));
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g_unlink (TEST_PATH);
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gst_caps_unref (caps);
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return FALSE;
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}
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static GESPipeline *
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create_timeline (void)
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{
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GESPipeline *pipeline;
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GESLayer *layer;
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GESTrack *tracka, *trackv;
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GESTimeline *timeline;
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GESClip *src;
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timeline = ges_timeline_new ();
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tracka = GES_TRACK (ges_audio_track_new ());
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trackv = GES_TRACK (ges_video_track_new ());
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layer = ges_layer_new ();
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/* Add the tracks and the layer to the timeline */
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if (!ges_timeline_add_layer (timeline, layer) ||
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!ges_timeline_add_track (timeline, tracka) ||
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!ges_timeline_add_track (timeline, trackv))
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return NULL;
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/* Add the main audio/video file */
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src = GES_CLIP (ges_test_clip_new ());
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g_object_set (src,
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"vpattern", GES_VIDEO_TEST_PATTERN_SNOW,
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"start", 0, "duration", 10 * GST_SECOND, NULL);
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ges_layer_add_clip (layer, GES_CLIP (src));
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pipeline = ges_pipeline_new ();
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if (!ges_pipeline_set_timeline (pipeline, timeline))
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return NULL;
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return pipeline;
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}
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static void
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bus_message_cb (GstBus * bus, GstMessage * message, GMainLoop * mainloop)
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{
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switch (GST_MESSAGE_TYPE (message)) {
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case GST_MESSAGE_ERROR:
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gst_print ("ERROR\n");
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g_main_loop_quit (mainloop);
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break;
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case GST_MESSAGE_EOS:
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if (repeat > 0) {
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gst_print ("Looping again\n");
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/* No need to change state before */
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gst_element_seek_simple (GST_ELEMENT (pipeline), GST_FORMAT_TIME,
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GST_SEEK_FLAG_FLUSH, 0);
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gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_PLAYING);
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repeat -= 1;
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} else {
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gst_print ("Done\n");
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g_main_loop_quit (mainloop);
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}
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break;
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default:
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break;
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}
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}
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int
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main (int argc, gchar ** argv)
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{
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GError *err = NULL;
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GOptionEntry options[] = {
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{NULL}
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};
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GOptionContext *ctx;
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GMainLoop *mainloop;
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GstBus *bus;
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ctx = g_option_context_new ("tests thumbnail supoprt (produces no output)");
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g_option_context_set_summary (ctx, "");
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g_option_context_add_main_entries (ctx, options, NULL);
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g_option_context_add_group (ctx, gst_init_get_option_group ());
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if (!g_option_context_parse (ctx, &argc, &argv, &err)) {
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gst_print ("Error initializing: %s\n", err->message);
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g_option_context_free (ctx);
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g_clear_error (&err);
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exit (1);
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}
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g_option_context_free (ctx);
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/* Initialize the GStreamer Editing Services */
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ges_init ();
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/* Create the pipeline */
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pipeline = create_timeline ();
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if (!pipeline)
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exit (-1);
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ges_pipeline_set_mode (pipeline, GES_PIPELINE_MODE_PREVIEW);
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/* Play the pipeline */
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mainloop = g_main_loop_new (NULL, FALSE);
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gst_print ("thumbnailing every 1 seconds\n");
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g_timeout_add (1000, thumbnail_cb, pipeline);
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bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
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gst_bus_add_signal_watch (bus);
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g_signal_connect (bus, "message", G_CALLBACK (bus_message_cb), mainloop);
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if (gst_element_set_state (GST_ELEMENT (pipeline),
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GST_STATE_PLAYING) == GST_STATE_CHANGE_FAILURE) {
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gst_print ("Failed to start the encoding\n");
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return 1;
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}
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g_main_loop_run (mainloop);
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gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_NULL);
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gst_object_unref (pipeline);
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return 0;
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}
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