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smpte: send stream-start event

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This commit is contained in:
Tim-Philipp Müller 2012-09-23 16:31:37 +01:00
parent 8e3c7fa799
commit ebe0b1887a
2 changed files with 12 additions and 0 deletions
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11
gst/smpte/gstsmpte.c
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@ -98,6 +98,7 @@ enum
PROP_LAST, PROP_LAST,
}; };
/* FIXME: should use video meta etc. */
#define I420_Y_ROWSTRIDE(width) (GST_ROUND_UP_4(width)) #define I420_Y_ROWSTRIDE(width) (GST_ROUND_UP_4(width))
#define I420_U_ROWSTRIDE(width) (GST_ROUND_UP_8(width)/2) #define I420_U_ROWSTRIDE(width) (GST_ROUND_UP_8(width)/2)
#define I420_V_ROWSTRIDE(width) ((GST_ROUND_UP_8(I420_Y_ROWSTRIDE(width)))/2) #define I420_V_ROWSTRIDE(width) ((GST_ROUND_UP_8(I420_Y_ROWSTRIDE(width)))/2)
@ -386,6 +387,7 @@ gst_smpte_reset (GstSMPTE * smpte)
smpte->height = -1; smpte->height = -1;
smpte->position = 0; smpte->position = 0;
smpte->end_position = 0; smpte->end_position = 0;
smpte->send_stream_start = TRUE;
} }
static void static void
@ -467,6 +469,15 @@ gst_smpte_collected (GstCollectPads * pads, GstSMPTE * smpte)
!gst_pad_has_current_caps (smpte->sinkpad2)) !gst_pad_has_current_caps (smpte->sinkpad2))
goto not_negotiated; goto not_negotiated;
if (smpte->send_stream_start) {
gchar s_id[32];
/* stream-start (FIXME: create id based on input ids) */
g_snprintf (s_id, sizeof (s_id), "smpte-%08x", g_random_int ());
gst_pad_push_event (smpte->srcpad, gst_event_new_stream_start (s_id));
smpte->send_stream_start = FALSE;
}
ts = gst_util_uint64_scale_int (smpte->position * GST_SECOND, ts = gst_util_uint64_scale_int (smpte->position * GST_SECOND,
smpte->fps_denom, smpte->fps_num); smpte->fps_denom, smpte->fps_num);

1
gst/smpte/gstsmpte.h
View file

@ -51,6 +51,7 @@ struct _GstSMPTE {
*sinkpad1, *sinkpad1,
*sinkpad2; *sinkpad2;
GstCollectPads *collect; GstCollectPads *collect;
gboolean send_stream_start;
/* properties */ /* properties */
gint type; gint type;