asfdec: replace magic constant with DATA_HEADER_SIZE

Signed-off-by: Vladimir Pantelic <vladoman@gmail.com>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
pull/36/head
Vladimir Pantelic 11 years ago committed by Anton Khirnov
parent 5f40833360
commit c53b5dda35
  1. 14
      libavformat/asfenc.c

@ -182,6 +182,8 @@
1 - /* Payload Flags */ \
2 * PAYLOAD_HEADER_SIZE_MULTIPLE_PAYLOADS)
#define DATA_HEADER_SIZE 50
typedef struct {
uint32_t seqno;
int is_streamed;
@ -517,14 +519,14 @@ static int asf_write_header1(AVFormatContext *s, int64_t file_size,
cur_pos = avio_tell(pb);
header_size = cur_pos - header_offset;
if (asf->is_streamed) {
header_size += 8 + 30 + 50;
header_size += 8 + 30 + DATA_HEADER_SIZE;
avio_seek(pb, header_offset - 10 - 30, SEEK_SET);
avio_wl16(pb, header_size);
avio_seek(pb, header_offset - 2 - 30, SEEK_SET);
avio_wl16(pb, header_size);
header_size -= 8 + 30 + 50;
header_size -= 8 + 30 + DATA_HEADER_SIZE;
}
header_size += 24 + 6;
avio_seek(pb, header_offset - 14, SEEK_SET);
@ -555,10 +557,10 @@ static int asf_write_header(AVFormatContext *s)
asf->nb_index_count = 0;
asf->maximum_packet = 0;
/* the data-chunk-size has to be 50, which is data_size - asf->data_offset
* at the moment this function is done. It is needed to use asf as
* streamable format. */
if (asf_write_header1(s, 0, 50) < 0) {
/* the data-chunk-size has to be 50 (DATA_HEADER_SIZE), which is
* data_size - asf->data_offset at the moment this function is done.
* It is needed to use asf as a streamable format. */
if (asf_write_header1(s, 0, DATA_HEADER_SIZE) < 0) {
//av_free(asf);
return -1;
}

Loading…
Cancel
Save