ffmpeg | branch: release/1.1 | Luca Barbato <lu_z...@gentoo.org> | Sun Aug 3 19:27:07 2014 +0200| [694b7cd873f8b06af109036eff1ccd741afdd28e] | 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=694b7cd873f8b06af109036eff1ccd741afdd28e --- libavformat/mpegtsenc.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/libavformat/mpegtsenc.c b/libavformat/mpegtsenc.c index 29d83c6..86fc631 100644 --- a/libavformat/mpegtsenc.c +++ b/libavformat/mpegtsenc.c @@ -122,6 +122,10 @@ static const AVClass mpegts_muxer_class = { .version = LIBAVUTIL_VERSION_INT, }; +/* 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) { @@ -233,7 +237,7 @@ 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; @@ -249,7 +253,7 @@ 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; @@ -401,7 +405,7 @@ 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
