/** @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_sub_input(struct upipe *upipe, struct uref *uref,
struct upump **upump_p)
{
uint64_t date;
if (ubase_check(uref_clock_get_dts_prog(uref, &date)))
upipe_throw_clock_ts(upipe, uref);
upipe_dejitter_output(upipe, uref, upump_p);
}
/** @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);
}
/** helper phony pipe */
static void test_input(struct upipe *upipe, struct uref *uref,
struct upump **upump_p)
{
struct x264_test *x264_test = x264_test_from_upipe(upipe);
uint64_t pts = 0, dts = 0;
if (uref->udict != NULL) {
udict_dump(uref->udict, upipe->uprobe);
}
if (!ubase_check(uref_clock_get_pts_prog(uref, &pts))) {
upipe_warn(upipe, "received packet with no pts");
}
if (!ubase_check(uref_clock_get_dts_prog(uref, &dts))) {
upipe_warn(upipe, "received packet with no dts");
}
upipe_dbg_va(upipe, "received pic %d, pts: %"PRIu64" , dts: %"PRIu64,
x264_test->counter, pts, dts);
x264_test->counter++;
uref_free(uref);
}
/** @internal @This prepends a PES header to a logical unit.
*
* @param upipe description structure of the pipe
* @param upump_p reference to pump that generated the buffer
*/
static void upipe_ts_pese_work(struct upipe *upipe, struct upump **upump_p)
{
struct upipe_ts_pese *upipe_ts_pese = upipe_ts_pese_from_upipe(upipe);
if (ulist_empty(&upipe_ts_pese->next_pes))
return;
uint64_t pts = UINT64_MAX, dts = UINT64_MAX;
struct uref *uref = uref_from_uchain(ulist_pop(&upipe_ts_pese->next_pes));
size_t header_size;
if (upipe_ts_pese->pes_id != PES_STREAM_ID_PRIVATE_2) {
uref_clock_get_pts_prog(uref, &pts);
uref_clock_get_dts_prog(uref, &dts);
if (pts != UINT64_MAX) {
if (dts != UINT64_MAX &&
((pts / CLOCK_SCALE) % POW2_33) !=
((dts / CLOCK_SCALE) % POW2_33))
header_size = PES_HEADER_SIZE_PTSDTS;
else
header_size = PES_HEADER_SIZE_PTS;
} else
header_size = PES_HEADER_SIZE_NOPTS;
} else
header_size = PES_HEADER_SIZE;
if (header_size < upipe_ts_pese->pes_header_size)
header_size = upipe_ts_pese->pes_header_size;
struct ubuf *ubuf = ubuf_block_alloc(upipe_ts_pese->ubuf_mgr, header_size);
if (unlikely(ubuf == NULL)) {
upipe_throw_fatal(upipe, UBASE_ERR_ALLOC);
goto upipe_ts_pese_work_err;
}
uint8_t *buffer;
int size = -1;
if (unlikely(!ubase_check(ubuf_block_write(ubuf, 0, &size, &buffer)))) {
ubuf_free(ubuf);
upipe_throw_fatal(upipe, UBASE_ERR_ALLOC);
goto upipe_ts_pese_work_err;
}
pes_init(buffer);
pes_set_streamid(buffer, upipe_ts_pese->pes_id);
size_t pes_length = upipe_ts_pese->next_pes_size + header_size -
PES_HEADER_SIZE;
if (pes_length > UINT16_MAX) {
if (unlikely((upipe_ts_pese->pes_id & PES_STREAM_ID_VIDEO_MPEG) !=
PES_STREAM_ID_VIDEO_MPEG))
upipe_warn(upipe, "PES length > 65535 for a non-video stream");
pes_set_length(buffer, 0);
} else
pes_set_length(buffer, pes_length);
if (upipe_ts_pese->pes_id != PES_STREAM_ID_PRIVATE_2) {
pes_set_headerlength(buffer, header_size - PES_HEADER_SIZE_NOPTS);
pes_set_dataalignment(buffer);
if (pts != UINT64_MAX) {
pes_set_pts(buffer, (pts / CLOCK_SCALE) % POW2_33);
if (dts != UINT64_MAX &&
((pts / CLOCK_SCALE) % POW2_33) !=
((dts / CLOCK_SCALE) % POW2_33))
pes_set_dts(buffer, (dts / CLOCK_SCALE) % POW2_33);
}
}
ubuf_block_unmap(ubuf, 0);
struct ubuf *payload = uref_detach_ubuf(uref);
uref_attach_ubuf(uref, ubuf);
if (unlikely(!ubase_check(uref_block_append(uref, payload)))) {
uref_free(uref);
ubuf_free(payload);
upipe_throw_fatal(upipe, UBASE_ERR_ALLOC);
return;
}
/* intended pass-through */
upipe_ts_pese_work_err:
uref_block_set_start(uref);
upipe_ts_pese_output(upipe, uref, upump_p);
struct uchain *uchain;
while ((uchain = ulist_pop(&upipe_ts_pese->next_pes)) != NULL)
upipe_ts_pese_output(upipe, uref_from_uchain(uchain), upump_p);
upipe_ts_pese->next_pes_size = 0;
upipe_ts_pese->next_pes_duration = 0;
}
