static void stinger_transition_start(void *data)
{
struct stinger_info *s = data;
if (s->media_source) {
calldata_t cd = {0};
proc_handler_t *ph =
obs_source_get_proc_handler(s->media_source);
if (s->transitioning) {
proc_handler_call(ph, "restart", &cd);
return;
}
proc_handler_call(ph, "get_duration", &cd);
proc_handler_call(ph, "get_nb_frames", &cd);
s->duration_ns = (uint64_t)calldata_int(&cd, "duration");
s->duration_frames = (uint64_t)calldata_int(&cd, "num_frames");
if (s->transition_point_is_frame)
s->transition_point = (float)(
(long double)s->transition_point_frame /
(long double)s->duration_frames);
else
s->transition_point = (float)(
(long double)s->transition_point_ns /
(long double)s->duration_ns);
if (s->transition_point > 0.999f)
s->transition_point = 0.999f;
else if (s->transition_point < 0.001f)
s->transition_point = 0.001f;
s->transition_a_mul = (1.0f / s->transition_point);
s->transition_b_mul = (1.0f / (1.0f - s->transition_point));
obs_transition_enable_fixed(s->source, true,
(uint32_t)(s->duration_ns / 1000000));
calldata_free(&cd);
obs_source_add_active_child(s->source, s->media_source);
}
s->transitioning = true;
}
static void *ffmpeg_source_create(obs_data_t *settings, obs_source_t *source)
{
UNUSED_PARAMETER(settings);
struct ffmpeg_source *s = bzalloc(sizeof(struct ffmpeg_source));
s->source = source;
s->hotkey = obs_hotkey_register_source(source,
"MediaSource.Restart",
obs_module_text("RestartMedia"),
restart_hotkey, s);
proc_handler_t *ph = obs_source_get_proc_handler(source);
proc_handler_add(ph, "void restart()", restart_proc, s);
proc_handler_add(ph, "void get_duration(out int duration)",
get_duration, s);
proc_handler_add(ph, "void get_nb_frames(out int num_frames)",
get_nb_frames, s);
ffmpeg_source_update(s, settings);
return s;
}
