auto sound_frame = sound_asset->asset()->start_read()->get_frame (frame++);
uint8_t const * d = sound_frame->data ();
for (int offset = 0; offset < sound_frame->size(); offset += (3 * sound_asset->asset()->channels())) {
auto sound_frame = sound_asset->asset()->start_read()->get_frame (frame++);
uint8_t const * d = sound_frame->data ();
for (int offset = 0; offset < sound_frame->size(); offset += (3 * sound_asset->asset()->channels())) {