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examples: add file inpoints and summary to overlay example

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This commit is contained in:
Luis de Bethencourt 2011-08-09 17:39:02 +02:00
parent be381792aa
commit 18d588ff1e
1 changed files with 29 additions and 16 deletions
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45
tests/examples/transition.c
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@ -27,16 +27,18 @@ typedef struct
char *name;
} transition_type;
GESTimelineObject *make_source (char *path, guint64 start, guint64 duration,
gint priority);
GESTimelineObject *make_source (gchar * path, guint64 start, guint64 inpoint,
guint64 duration, gint priority);
gboolean print_transition_data (GESTimelineObject * tr);
GESTimelinePipeline *make_timeline (char *nick, double tdur, char *patha,
float adur, char *pathb, float bdur);
GESTimelinePipeline *make_timeline (gchar * nick, double tdur, gchar * patha,
gfloat adur, gdouble ainpoint, gchar * pathb, gfloat bdur,
gdouble binpoint);
GESTimelineObject *
make_source (char *path, guint64 start, guint64 duration, gint priority)
make_source (gchar * path, guint64 start, guint64 duration, guint64 inpoint,
gint priority)
{
char *uri = g_strdup_printf ("file://%s", path);
@ -46,7 +48,7 @@ make_source (char *path, guint64 start, guint64 duration, gint priority)
g_object_set (ret,
"start", (guint64) start,
"duration", (guint64) duration,
"priority", (guint32) priority, "in-point", (guint64) 0, NULL);
"priority", (guint32) priority, "in-point", (guint64) inpoint, NULL);
g_free (uri);
@ -89,15 +91,15 @@ print_transition_data (GESTimelineObject * tr)
}
GESTimelinePipeline *
make_timeline (char *nick, double tdur, char *patha, float adur,
char *pathb, float bdur)
make_timeline (gchar * nick, gdouble tdur, gchar * patha, gfloat adur,
gdouble ainp, gchar * pathb, gfloat bdur, gdouble binp)
{
GESTimeline *timeline;
GESTrack *trackv, *tracka;
GESTimelineLayer *layer1;
GESTimelineObject *srca, *srcb;
GESTimelinePipeline *pipeline;
guint64 aduration, bduration, tduration, tstart;
guint64 aduration, bduration, tduration, tstart, ainpoint, binpoint;
GESTimelineStandardTransition *tr = NULL;
pipeline = ges_timeline_pipeline_new ();
@ -122,9 +124,11 @@ make_timeline (char *nick, double tdur, char *patha, float adur,
aduration = (guint64) (adur * GST_SECOND);
bduration = (guint64) (bdur * GST_SECOND);
tduration = (guint64) (tdur * GST_SECOND);
ainpoint = (guint64) (ainp * GST_SECOND);
binpoint = (guint64) (binp * GST_SECOND);
tstart = aduration - tduration;
srca = make_source (patha, 0, aduration, 1);
srcb = make_source (pathb, tstart, bduration, 2);
srca = make_source (patha, 0, aduration, ainpoint, 1);
srcb = make_source (pathb, tstart, bduration, binpoint, 2);
ges_timeline_layer_add_object (layer1, srca);
ges_timeline_layer_add_object (layer1, srcb);
g_timeout_add_seconds (1, (GSourceFunc) print_transition_data, srca);
@ -155,7 +159,8 @@ main (int argc, char **argv)
GESTimelinePipeline *pipeline;
GMainLoop *mainloop;
gchar *type = (gchar *) "crossfade";
gdouble adur, bdur, tdur;
gchar *patha, *pathb;
gdouble adur, bdur, tdur, ainpoint, binpoint;
GOptionEntry options[] = {
{"type", 't', 0, G_OPTION_ARG_STRING, &type,
@ -169,6 +174,10 @@ main (int argc, char **argv)
g_thread_init (NULL);
ctx = g_option_context_new ("- transition between two media files");
g_option_context_set_summary (ctx,
"Select two files, and optionally a transition duration and type.\n"
"A file is a triplet of filename, inpoint (in seconds) and duration (in seconds).\n"
"Example:\n" "transition file1.avi 0 5 file2.avi 25 5 -d 2 -t crossfade");
g_option_context_add_main_entries (ctx, options, NULL);
g_option_context_add_group (ctx, gst_init_get_option_group ());
@ -186,11 +195,15 @@ main (int argc, char **argv)
ges_init ();
patha = argv[1];
ainpoint = (gdouble) atof (argv[2]);
adur = (gdouble) atof (argv[3]);
pathb = argv[4];
binpoint = (gdouble) atof (argv[5]);
bdur = (gdouble) atof (argv[6]);
adur = (gdouble) atof (argv[2]);
bdur = (gdouble) atof (argv[4]);
pipeline = make_timeline (type, tdur, argv[1], adur, argv[3], bdur);
pipeline =
make_timeline (type, tdur, patha, adur, ainpoint, pathb, bdur, binpoint);
mainloop = g_main_loop_new (NULL, FALSE);
g_timeout_add_seconds ((adur + bdur) + 1, (GSourceFunc) g_main_loop_quit,