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libobs: Add 'audio_sync' source signal

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Adds a signal is called when the sync offset has changed for a source.
This commit is contained in:
jp9000 2014-12-27 20:55:03 -08:00
parent e29a1fd367
commit fb6f8721e2
1 changed files with 13 additions and 2 deletions
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15
libobs/obs-source.c
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@ -82,6 +82,7 @@ static const char *source_signals[] = {
"void volume(ptr source, in out float volume)",
"void update_properties(ptr source)",
"void update_flags(ptr source, int flags)",
"void audio_sync(ptr source, int out int offset)",
"void audio_data(ptr source, ptr data)",
NULL
};
@ -1881,8 +1882,18 @@ float obs_source_get_present_volume(const obs_source_t *source)
void obs_source_set_sync_offset(obs_source_t *source, int64_t offset)
{
if (source)
source->sync_offset = offset;
if (source) {
struct calldata data = {0};
calldata_set_ptr(&data, "source", source);
calldata_set_int(&data, "offset", offset);
signal_handler_signal(source->context.signals, "audio_sync",
&data);
source->sync_offset = calldata_int(&data, "offset");
calldata_free(&data);
}
}
int64_t obs_source_get_sync_offset(const obs_source_t *source)