From: Limin Wang <lance.lmw...@gmail.com>
Signed-off-by: Limin Wang <lance.lmw...@gmail.com>
---
libavdevice/decklink_dec.cpp | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/libavdevice/decklink_dec.cpp b/libavdevice/decklink_dec.cpp
index 82106aa..2bcdadd 100644
--- a/libavdevice/decklink_dec.cpp
+++ b/libavdevice/decklink_dec.cpp
@@ -41,6 +41,7 @@ extern "C" {
#include "libavutil/imgutils.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/time.h"
+#include "libavutil/timecode.h"
#include "libavutil/mathematics.h"
#include "libavutil/reverse.h"
#include "avdevice.h"
@@ -778,6 +779,18 @@ HRESULT decklink_input_callback::VideoInputFrameArrived(
AVDictionary* metadata_dict = NULL;
int metadata_len;
uint8_t* packed_metadata;
+ uint32_t tc_data;
+ uint8_t *s12m_data;
+ int s12m_size = sizeof(uint32_t) * 4;
+
+ if ((tc_data = av_timecode_get_smpte_by_tc_string(tc))
> 0) {
+ s12m_data = av_packet_new_side_data(&pkt,
AV_PKT_DATA_S12M_TIMECODE, s12m_size);
+ if (s12m_data) {
+ AV_WL32(s12m_data, 1); // one TC ;
+ AV_WL32(s12m_data + 4, tc_data); // TC;
+ }
+ }
+
if (av_dict_set(&metadata_dict, "timecode", tc,
AV_DICT_DONT_STRDUP_VAL) >= 0) {
packed_metadata =
av_packet_pack_dictionary(metadata_dict, &metadata_len);
av_dict_free(&metadata_dict);
--
1.8.3.1
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