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merge declaration and init 

Originally committed as revision 15077 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Baptiste Coudurier 2008-08-31 00:36:30 +00:00
parent e7daab1e9c
commit ac0ab12fe9
1 changed files with 7 additions and 18 deletions
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25
libavformat/mxfenc.c
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@ -230,11 +230,10 @@ static void mxf_write_metadata_key(ByteIOContext *pb, unsigned int value)
static void mxf_free(AVFormatContext *s)
{
AVStream *st;
int i;
for (i = 0; i < s->nb_streams; i++) {
st = s->streams[i];
AVStream *st = s->streams[i];
av_freep(&st->priv_data);
}
}
@ -426,8 +425,8 @@ static void mxf_write_package(AVFormatContext *s, enum MXFMetadataSetType type)
static void mxf_write_track(AVFormatContext *s, int stream_index, enum MXFMetadataSetType type, int *track_number_sign)
{
ByteIOContext *pb = s->pb;
AVStream *st;
MXFStreamContext *sc;
AVStream *st = s->streams[stream_index];
MXFStreamContext *sc = st->priv_data;
const MXFCodecUL *element;
int i = 0;
@ -435,9 +434,6 @@ static void mxf_write_track(AVFormatContext *s, int stream_index, enum MXFMetada
PRINT_KEY(s, "track key", pb->buf_ptr - 16);
klv_encode_ber_length(pb, 80);
st = s->streams[stream_index];
sc = st->priv_data;
// write track uid
mxf_write_local_tag(pb, 16, 0x3C0A);
mxf_write_uuid(pb, type == MaterialPackage ? Track : Track + TypeBottom, stream_index);
@ -480,10 +476,8 @@ static void mxf_write_track(AVFormatContext *s, int stream_index, enum MXFMetada
static void mxf_write_common_fields(ByteIOContext *pb, AVStream *st)
{
const MXFDataDefinitionUL *data_def_ul;
const MXFDataDefinitionUL *data_def_ul = mxf_get_data_definition_ul(st->codec->codec_type);
// find data define uls
data_def_ul = mxf_get_data_definition_ul(st->codec->codec_type);
mxf_write_local_tag(pb, 16, 0x0201);
put_buffer(pb, data_def_ul->uid, 16);
@ -495,14 +489,12 @@ static void mxf_write_common_fields(ByteIOContext *pb, AVStream *st)
static void mxf_write_sequence(AVFormatContext *s, int stream_index, enum MXFMetadataSetType type)
{
ByteIOContext *pb = s->pb;
AVStream *st;
AVStream *st = s->streams[stream_index];
mxf_write_metadata_key(pb, 0x010f00);
PRINT_KEY(s, "sequence key", pb->buf_ptr - 16);
klv_encode_ber_length(pb, 80);
st = s->streams[stream_index];
mxf_write_local_tag(pb, 16, 0x3C0A);
mxf_write_uuid(pb, type == MaterialPackage ? Sequence: Sequence + TypeBottom, stream_index);
@ -518,15 +510,13 @@ static void mxf_write_sequence(AVFormatContext *s, int stream_index, enum MXFMet
static void mxf_write_structural_component(AVFormatContext *s, int stream_index, enum MXFMetadataSetType type)
{
ByteIOContext *pb = s->pb;
AVStream *st;
AVStream *st = s->streams[stream_index];
int i;
mxf_write_metadata_key(pb, 0x011100);
PRINT_KEY(s, "sturctural component key", pb->buf_ptr - 16);
klv_encode_ber_length(pb, 108);
st = s->streams[stream_index];
// write uid
mxf_write_local_tag(pb, 16, 0x3C0A);
mxf_write_uuid(pb, type == MaterialPackage ? SourceClip: SourceClip + TypeBottom, stream_index);
@ -607,9 +597,8 @@ static void mxf_write_generic_desc(ByteIOContext *pb, const MXFDescriptorWriteTa
static void mxf_write_mpegvideo_desc(AVFormatContext *s, const MXFDescriptorWriteTableEntry *desc_tbl, int stream_index)
{
ByteIOContext *pb = s->pb;
AVStream *st;
AVStream *st = s->streams[stream_index];
st = s->streams[stream_index];
mxf_write_generic_desc(pb, desc_tbl, st);
mxf_write_local_tag(pb, 4, 0x3203);