Sends a seek event to an element.
MT safe.
| rate |
The new playback rate |
| format |
The format of the seek values |
| flags |
The optional seek flags. |
| cur_type |
The type and flags for the new current position |
| cur |
The value of the new current position |
| stop_type |
The type and flags for the new stop position |
| stop |
The value of the new stop position |
true if the event was handled. Flushing seeks will trigger a preroll, which will emit
ASYNC_DONE. |