@@ -797,6 +797,29 @@ static int mpegts_write_pmt(AVFormatContext *s,
MpegTSService *service)
case AVMEDIA_TYPE_DATA:
if (codec_id == AV_CODEC_ID_SMPTE_KLV) {
put_registration_descriptor(&q, MKTAG('K', 'L', 'V', 'A'));
+
+ if(st->codecpar->profile == FF_PROFILE_KLVA_SYNC) {
+ const char *tag = "KLVA";
+ *q++ = METADATA_DESCRIPTOR;
+ *q++ = 9; /* descriptor_length */
+ put16(&q, 0x0100); /*
metadata_application_format */
+ *q++ = 0xff; /* metadata_format */
+ putbuf(&q, tag, strlen(tag)); /*
metadata_format_identifier */
+ *q++ = 0x00; /* metadata_service_id */
+ *q++ = 0x0f; /*
decoder_config_flags|DSM-CC_flag|reserved */
+
+ *q++ = METADATA_STD_DESCRIPTOR;
+ *q++ = 9; /* descriptor_length */
+ *q++ = 0xc0; /* reserved|metadata_input_leak_rate */
+ *q++ = 0x00;
+ *q++ = 0x00;
+ *q++ = 0xc0; /* reserved|metadata_buffer_size */
+ *q++ = 0x00;
+ *q++ = 0x00;
+ *q++ = 0xc0; /* reserved|metadata_output_leak_rate */
+ *q++ = 0x00;
+ *q++ = 0x00;
The metadata_descriptor and metadata_std_descriptor structures are defined by ISO/IEC 13818-1, Sections 2.6.61 and 2.6.62. Their inclusion in the PMT is motivated and required by MISB ST1402.2: Section 9.4.1: Requirements 15, 16, 17. Signed-off-by: Daniel Riehm <daniel.riehm@kitware.com> --- libavformat/mpegtsenc.c | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) + } } else if (codec_id == AV_CODEC_ID_TIMED_ID3) { const char *tag = "ID3 "; *q++ = METADATA_DESCRIPTOR;