/** @internal @This initializes the output manager for a dejitter pipe.
*
* @param upipe description structure of the pipe
*/
static void upipe_dejitter_init_sub_mgr(struct upipe *upipe)
{
struct upipe_dejitter *upipe_dejitter =
upipe_dejitter_from_upipe(upipe);
struct upipe_mgr *sub_mgr = &upipe_dejitter->sub_mgr;
sub_mgr->refcount = upipe_dejitter_to_urefcount(upipe_dejitter);
sub_mgr->signature = UPIPE_DEJITTER_SUB_SIGNATURE;
sub_mgr->upipe_alloc = upipe_dejitter_sub_alloc;
sub_mgr->upipe_input = upipe_dejitter_sub_input;
sub_mgr->upipe_control = upipe_dejitter_sub_control;
sub_mgr->upipe_mgr_control = NULL;
}
/** @internal @This receives data.
*
* @param upipe description structure of the pipe
* @param uref uref structure
* @param upump_p reference to pump that generated the buffer
*/
static void upipe_dejitter_input(struct upipe *upipe, struct uref *uref,
struct upump **upump_p)
{
uint64_t date;
if (ubase_check(uref_clock_get_dts_prog(uref, &date))) {
struct upipe_dejitter *upipe_dejitter =
upipe_dejitter_from_upipe(upipe);
upipe_throw_clock_ref(upipe, uref, date, !upipe_dejitter->inited);
upipe_throw_clock_ts(upipe, uref);
upipe_dejitter->inited = true;
}
upipe_dejitter_output(upipe, uref, upump_p);
}
/** @internal @This allocates a dejitter pipe.
*
* @param mgr common management structure
* @param uprobe structure used to raise events
* @param signature signature of the pipe allocator
* @param args optional arguments
* @return pointer to upipe or NULL in case of allocation error
*/
static struct upipe *upipe_dejitter_alloc(struct upipe_mgr *mgr,
struct uprobe *uprobe,
uint32_t signature, va_list args)
{
struct upipe *upipe = upipe_dejitter_alloc_void(mgr, uprobe, signature,
args);
if (unlikely(upipe == NULL))
return NULL;
struct upipe_dejitter *upipe_dejitter = upipe_dejitter_from_upipe(upipe);
upipe_dejitter_init_urefcount(upipe);
upipe_dejitter_init_output(upipe);
upipe_dejitter->inited = false;
upipe_throw_ready(upipe);
return upipe;
}
