ffmpeg | branch: master | Luca Barbato <lu_z...@gentoo.org> | Sun Aug 3 19:27:07 2014 +0200| [89616408e38ac7257e36976723df0e23d6ee1157] | committer: Luca Barbato
mpegts: Define the section length with a constant The specification says the value is expressed in 10 bits including the 4-byte CRC. > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=89616408e38ac7257e36976723df0e23d6ee1157 --- libavformat/mpegtsenc.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/libavformat/mpegtsenc.c b/libavformat/mpegtsenc.c index 838702e..28ad6ea 100644 --- a/libavformat/mpegtsenc.c +++ b/libavformat/mpegtsenc.c @@ -89,6 +89,10 @@ typedef struct MpegTSWrite { #define DEFAULT_PES_HEADER_FREQ 16 #define DEFAULT_PES_PAYLOAD_SIZE ((DEFAULT_PES_HEADER_FREQ - 1) * 184 + 170) +/* The section length is 12 bits. The first 2 are set to 0, the remaining + * 10 bits should not exceed 1021. */ +#define SECTION_LENGTH 1020 + /* NOTE: 4 bytes must be left at the end for the crc32 */ static void mpegts_write_section(MpegTSSection *s, uint8_t *buf, int len) { @@ -201,7 +205,7 @@ static void mpegts_write_pat(AVFormatContext *s) { MpegTSWrite *ts = s->priv_data; MpegTSService *service; - uint8_t data[1012], *q; + uint8_t data[SECTION_LENGTH], *q; int i; q = data; @@ -217,7 +221,7 @@ static void mpegts_write_pat(AVFormatContext *s) static void mpegts_write_pmt(AVFormatContext *s, MpegTSService *service) { MpegTSWrite *ts = s->priv_data; - uint8_t data[1012], *q, *desc_length_ptr, *program_info_length_ptr; + uint8_t data[SECTION_LENGTH], *q, *desc_length_ptr, *program_info_length_ptr; int val, stream_type, i; q = data; @@ -372,7 +376,7 @@ static void mpegts_write_sdt(AVFormatContext *s) { MpegTSWrite *ts = s->priv_data; MpegTSService *service; - uint8_t data[1012], *q, *desc_list_len_ptr, *desc_len_ptr; + uint8_t data[SECTION_LENGTH], *q, *desc_list_len_ptr, *desc_len_ptr; int i, running_status, free_ca_mode, val; q = data; _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
