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In mpegts "reserved_future_use" field must be set to 1 in SDT table

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According to EN 300 468 section 3.1 (Definitions):

   Unless otherwise specified within the present document all
   "reserved_future_use" bits is set to "1".

This was not the case for SDT generation so this patch fixes it.

Signed-off-by: Janne Grunau <janne-ffmpeg@jannau.net>
This commit is contained in:
Georgi Chorbadzhiyski 2011-01-28 18:28:20 +02:00 committed by Janne Grunau
parent 3c802cabba
commit a7827a17c6
1 changed files with 3 additions and 1 deletions
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4
libavformat/mpegtsenc.c
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@ -128,6 +128,8 @@ static int mpegts_write_section1(MpegTSSection *s, int tid, int id,
{
uint8_t section[1024], *q;
unsigned int tot_len;
/* reserved_future_use field must be set to 1 for SDT */
unsigned int flags = tid == SDT_TID ? 0xf000 : 0xb000;
tot_len = 3 + 5 + len + 4;
/* check if not too big */
@ -136,7 +138,7 @@ static int mpegts_write_section1(MpegTSSection *s, int tid, int id,
q = section;
*q++ = tid;
put16(&q, 0xb000 | (len + 5 + 4)); /* 5 byte header + 4 byte CRC */
put16(&q, flags | (len + 5 + 4)); /* 5 byte header + 4 byte CRC */
put16(&q, id);
*q++ = 0xc1 | (version << 1); /* current_next_indicator = 1 */
*q++ = sec_num;