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simplify mxf_write_essence_container_refs

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Originally committed as revision 15075 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Baptiste Coudurier 2008-08-31 00:28:36 +00:00
parent 021fa42cb1
commit 3eaa53b35e
1 changed files with 4 additions and 8 deletions
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12
libavformat/mxfenc.c
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@ -250,21 +250,18 @@ static const MXFDataDefinitionUL *mxf_get_data_definition_ul(enum CodecType type
return uls;
}
static int mxf_write_essence_container_refs(AVFormatContext *s, int write)
static void mxf_write_essence_container_refs(AVFormatContext *s)
{
MXFContext *c = s->priv_data;
ByteIOContext *pb = s->pb;
int i;
if (write) {
mxf_write_refs_count(pb, c->essence_container_count);
av_log(s,AV_LOG_DEBUG, "essence container count:%d\n", c->essence_container_count);
for (i = 0; i < c->essence_container_count; i++) {
put_buffer(pb, ff_mxf_essence_container_uls[c->essence_containers_indices[i]].uid, 16);
PRINT_KEY(s, "essence container ul:\n", ff_mxf_essence_container_uls[c->essence_containers_indices[i]].uid);
}
}
return c->essence_container_count;
}
static void mxf_write_preface(AVFormatContext *s)
@ -303,7 +300,7 @@ static void mxf_write_preface(AVFormatContext *s)
// write essence_container_refs
mxf_write_local_tag(pb, 8 + 16 * mxf->essence_container_count, 0x3B0A);
mxf_write_essence_container_refs(s, 1);
mxf_write_essence_container_refs(s);
// write dm_scheme_refs
mxf_write_local_tag(pb, 8, 0x3B0B);
@ -703,8 +700,7 @@ static void mxf_write_partition(AVFormatContext *s, int64_t byte_position, int b
// write klv
put_buffer(pb, key, 16);
if (!mxf->essence_container_count)
mxf->essence_container_count = mxf_write_essence_container_refs(s, 0);
klv_encode_ber_length(pb, 88 + 16 * mxf->essence_container_count);
// write partition value
@ -734,7 +730,7 @@ static void mxf_write_partition(AVFormatContext *s, int64_t byte_position, int b
put_buffer(pb, op1a_ul, 16); // operational pattern
// essence container
mxf_write_essence_container_refs(s, 1);
mxf_write_essence_container_refs(s);
}
static int mux_write_header(AVFormatContext *s)