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ges-launch: Properly handle project loading

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So we start the pipeline only when the project is done loading, and we save it when it is
loaded, taking into account possible media URI updates.
This commit is contained in:
Thibault Saunier 2013-10-12 10:07:28 -03:00 committed by Thibault Saunier
parent 46c65aaaaf
commit fa742de968
1 changed files with 49 additions and 7 deletions
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56
tools/ges-launch.c
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@ -35,6 +35,7 @@
static guint repeat = 0;
static GESPipeline *pipeline = NULL;
static gboolean seenerrors = FALSE;
static gchar *save_path = NULL;
static gchar **new_paths = NULL;
static GMainLoop *mainloop;
static GHashTable *tried_uris;
@ -130,6 +131,41 @@ error_loading_asset_cb (GESProject * project, GError * error,
g_main_loop_quit (mainloop);
}
static void
project_loaded_cb (GESProject * project, GESTimeline * timeline)
{
GST_INFO ("Project loaded, playing it");
if (save_path) {
gchar *uri;
GError *error = NULL;
if (g_strcmp0 (save_path, "+r") == 0) {
uri = ges_project_get_uri (project);
} else if (!(uri = ensure_uri (save_path))) {
g_error ("couldn't create uri for '%s", save_path);
seenerrors = TRUE;
g_main_loop_quit (mainloop);
}
g_print ("\nSaving project to %s\n", uri);
ges_project_save (project, timeline, uri, NULL, TRUE, &error);
g_free (uri);
g_assert_no_error (error);
if (error) {
seenerrors = TRUE;
g_main_loop_quit (mainloop);
}
}
if (gst_element_set_state (GST_ELEMENT (pipeline),
GST_STATE_PLAYING) == GST_STATE_CHANGE_FAILURE) {
g_error ("Failed to start the pipeline\n");
}
}
static gboolean
check_time (char *time)
{
@ -172,6 +208,10 @@ create_timeline (int nbargs, gchar ** argv, const gchar * proj_uri)
g_signal_connect (project, "error-loading-asset",
G_CALLBACK (error_loading_asset_cb), NULL);
if (proj_uri != NULL) {
g_signal_connect (project, "loaded", G_CALLBACK (project_loaded_cb), NULL);
}
timeline = GES_TIMELINE (ges_asset_extract (GES_ASSET (project), NULL));
if (proj_uri)
@ -303,7 +343,7 @@ build_failure:
static GESPipeline *
create_pipeline (GESTimeline ** ret_timeline, gchar * load_path,
gchar * save_path, int argc, char **argv)
int argc, char **argv)
{
gchar *uri = NULL;
GESPipeline *pipeline = NULL;
@ -328,7 +368,7 @@ create_pipeline (GESTimeline ** ret_timeline, gchar * load_path,
/* save project if path is given. we do this now in case GES crashes or
* hangs during playback. */
if (save_path) {
if (save_path && !load_path) {
gchar *uri;
if (!(uri = ensure_uri (save_path))) {
g_error ("couldn't create uri for '%s", save_path);
@ -465,6 +505,8 @@ _print_position (void)
&duration);
g_print ("<Position: %" GST_TIME_FORMAT " / %" GST_TIME_FORMAT "/>\r",
GST_TIME_ARGS (position), GST_TIME_ARGS (duration));
GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS (GST_BIN (pipeline),
GST_DEBUG_GRAPH_SHOW_ALL, "ges-launch-position");
}
return TRUE;
@ -598,6 +640,7 @@ _parse_encoding_profile (const gchar * format)
int
main (int argc, gchar ** argv)
{
gint validate_res;
GError *err = NULL;
gchar *outputuri = NULL;
const gchar *format = NULL;
@ -607,7 +650,6 @@ main (int argc, gchar ** argv)
static gboolean list_patterns = FALSE;
static gdouble thumbinterval = 0;
static gboolean verbose = FALSE;
gchar *save_path = NULL;
gchar *load_path = NULL;
GOptionEntry options[] = {
{"thumbnail", 'm', 0.0, G_OPTION_ARG_DOUBLE, &thumbinterval,
@ -680,6 +722,7 @@ main (int argc, gchar ** argv)
/* Initialize the GStreamer Editing Services */
if (!ges_init ()) {
g_printerr ("Error initializing GES\n");
exit (1);
}
@ -703,8 +746,7 @@ main (int argc, gchar ** argv)
g_option_context_free (ctx);
/* Create the pipeline */
pipeline =
create_pipeline (&timeline, load_path, save_path, argc - 1, argv + 1);
pipeline = create_pipeline (&timeline, load_path, argc - 1, argv + 1);
if (!pipeline)
exit (1);
@ -763,9 +805,9 @@ main (int argc, gchar ** argv)
gst_bus_add_signal_watch (bus);
g_signal_connect (bus, "message", G_CALLBACK (bus_message_cb), mainloop);
if (gst_element_set_state (GST_ELEMENT (pipeline),
if (load_path == NULL && gst_element_set_state (GST_ELEMENT (pipeline),
GST_STATE_PLAYING) == GST_STATE_CHANGE_FAILURE) {
g_error ("Failed to start the encoding\n");
g_error ("Failed to start the pipeline\n");
return 1;
}
g_timeout_add (100, (GSourceFunc) _print_position, NULL);