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tests/examples/transition.c: add routines for identifying transitions

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This commit is contained in:
Brandon Lewis 2010-05-26 13:04:06 +02:00 committed by Edward Hervey
parent 83e7f5eec0
commit 6943fe1b42
1 changed files with 34 additions and 0 deletions
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34
tests/examples/transition.c
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@ -64,6 +64,40 @@ print_transition_data (GESTimelineObject * tr)
return FALSE;
}
void
print_value_names (GEnumClass * enum_class)
{
if (enum_class) {
int i;
for (i = 0; i < enum_class->n_values; i++) {
GEnumValue value = enum_class->values[i];
g_print ("%s (%d): %s\n", value.value_nick, value.value,
value.value_name);
}
}
}
GEnumValue *
get_transition_type (char *nick, GEnumClass * smpte_enum_class)
{
GEnumValue *value = g_enum_get_value_by_nick (smpte_enum_class, nick);
g_print ("%s\n", nick);
if (!strcmp ("crossfade", nick)) {
return NULL;
}
if (!value) {
g_print ("Error: Invalid transition type. Valid transitions are:\n");
print_value_names (smpte_enum_class);
exit (-1);
}
return value;
}
GESTimelinePipeline *
make_timeline (double tdur, char *patha, float adur, char *pathb, float bdur)
{