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cosmetics, remove useless braces, move comments where appropriate, remove whitespaces

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Originally committed as revision 15064 to svn://svn.ffmpeg.org/ffmpeg/trunk
pull/126/head
Baptiste Coudurier 17 years ago
parent 0b62964f54
commit a8f6e362d6
1 changed files with 23 additions and 28 deletions
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  1. 51
      libavformat/mxfenc.c

51
libavformat/mxfenc.c
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@ -240,7 +240,7 @@ static const MXFDataDefinitionUL *mxf_get_data_definition_ul(enum CodecType type
while (uls->type != CODEC_TYPE_DATA) {
if (type == uls->type)
break;
uls ++;
uls++;
}
return uls;
}
@ -271,9 +271,8 @@ static int mxf_write_essence_container_refs(AVFormatContext *s, int write)
if (write) {
mxf_write_refs_count(pb, count);
for (i = 0; i < count; i++) {
for (i = 0; i < count; i++)
put_buffer(pb, ff_mxf_essence_container_uls[essence_container_ul_sign[i]].uid, 16);
}
av_log(s,AV_LOG_DEBUG, "essence container count:%d\n", count);
for (i = 0; i < count; i++)
PRINT_KEY(s, "essence container ul:\n", ff_mxf_essence_container_uls[essence_container_ul_sign[i]].uid);
@ -385,6 +384,7 @@ static void mxf_write_content_storage(AVFormatContext *s)
mxf_write_local_tag(pb, 16, 0x3C0A);
mxf_write_uuid(pb, ContentStorage, 0);
PRINT_KEY(s, "content storage uid", pb->buf_ptr - 16);
// write package reference
mxf_write_local_tag(pb, 16 * 2 + 8, 0x1901);
mxf_write_refs_count(pb, 2);
@ -401,8 +401,7 @@ static void mxf_write_package(AVFormatContext *s, enum MXFMetadataSetType type)
mxf_write_metadata_key(pb, 0x013600);
PRINT_KEY(s, "Material Package key", pb->buf_ptr - 16);
klv_encode_ber_length(pb, 92 + 16 * s->nb_streams);
}
else {
} else {
mxf_write_metadata_key(pb, 0x013700);
PRINT_KEY(s, "Source Package key", pb->buf_ptr - 16);
klv_encode_ber_length(pb, 112 + 16 * s->nb_streams); // 20 bytes length for descriptor reference
@ -418,6 +417,7 @@ static void mxf_write_package(AVFormatContext *s, enum MXFMetadataSetType type)
mxf_write_local_tag(pb, 32, 0x4401);
mxf_write_umid(pb, type, 0);
PRINT_KEY(s, "package umid second part", pb->buf_ptr - 16);
// write create date
mxf_write_local_tag(pb, 8, 0x4405);
put_be64(pb, 0);
@ -432,8 +432,8 @@ static void mxf_write_package(AVFormatContext *s, enum MXFMetadataSetType type)
for (i = 0; i < s->nb_streams; i++)
mxf_write_uuid(pb, type == MaterialPackage ? Track : Track + TypeBottom, i);
// write multiple descriptor reference
if (type == SourcePackage) {
// write multiple descriptor reference
mxf_write_local_tag(pb, 16, 0x4701);
mxf_write_uuid(pb, MultipleDescriptor, 0);
}
@ -458,6 +458,7 @@ static void mxf_write_track(AVFormatContext *s, int stream_index, enum MXFMetada
mxf_write_local_tag(pb, 16, 0x3C0A);
mxf_write_uuid(pb, type == MaterialPackage ? Track : Track + TypeBottom, stream_index);
PRINT_KEY(s, "track uid", pb->buf_ptr - 16);
// write track id
mxf_write_local_tag(pb, 4, 0x4801);
put_be32(pb, stream_index);
@ -472,14 +473,13 @@ static void mxf_write_track(AVFormatContext *s, int stream_index, enum MXFMetada
// write track number
put_buffer(pb, sc->track_essence_element_key + 12, 4);
track_number_sign[i] ++;
track_number_sign[i]++;
break;
}
i++;
}
} else {
} else
put_be32(pb, 0); // track number of material package is 0
}
mxf_write_local_tag(pb, 8, 0x4B01);
put_be32(pb, st->time_base.den);
@ -494,9 +494,9 @@ static void mxf_write_track(AVFormatContext *s, int stream_index, enum MXFMetada
mxf_write_uuid(pb, type == MaterialPackage ? Sequence: Sequence + TypeBottom, stream_index);
}
static void mxf_write_common_fields( ByteIOContext *pb, AVStream *st)
static void mxf_write_common_fields(ByteIOContext *pb, AVStream *st)
{
const MXFDataDefinitionUL * data_def_ul;
const MXFDataDefinitionUL *data_def_ul;
// find data define uls
data_def_ul = mxf_get_data_definition_ul(st->codec->codec_type);
@ -554,18 +554,17 @@ static void mxf_write_structural_component(AVFormatContext *s, int stream_index,
mxf_write_local_tag(pb, 8, 0x1201);
put_be64(pb, 0);
// write source package uid, end of the reference
mxf_write_local_tag(pb, 32, 0x1101);
if (type == SourcePackage) {
// write source package uid, end of the reference
for (i = 0; i < 4; i++) {
for (i = 0; i < 4; i++)
put_be64(pb, 0);
}
} else
mxf_write_umid(pb, SourcePackage, 0);
// write source track id
mxf_write_local_tag(pb, 4, 0x1102);
if (type == SourcePackage)
// write source track id
put_be32(pb, 0);
else
put_be32(pb, stream_index);
@ -596,9 +595,8 @@ static void mxf_write_multi_descriptor(AVFormatContext *s)
// write sub descriptor refs
mxf_write_local_tag(pb, s->nb_streams * 16 + 8, 0x3F01);
mxf_write_refs_count(pb, s->nb_streams);
for (i = 0; i < s->nb_streams; i++) {
for (i = 0; i < s->nb_streams; i++)
mxf_write_uuid(pb, SubDescriptor, i);
}
}
static void mxf_write_header_desc(ByteIOContext *pb, const MXFDescriptorWriteTableEntry *desc_tbl, AVStream *st)
@ -623,7 +621,7 @@ static void mxf_write_header_desc(ByteIOContext *pb, const MXFDescriptorWriteTab
put_buffer(pb, codec_ul->uid, 16);
}
static void mxf_write_mpeg_video_desc(AVFormatContext *s, const MXFDescriptorWriteTableEntry *desc_tbl, int stream_index)
static void mxf_write_mpegvideo_desc(AVFormatContext *s, const MXFDescriptorWriteTableEntry *desc_tbl, int stream_index)
{
ByteIOContext *pb = s->pb;
AVStream *st;
@ -667,11 +665,11 @@ static void mxf_write_wav_desc(AVFormatContext *s, const MXFDescriptorWriteTable
// tmp write, will modified later
mxf_write_local_tag(pb, 16, 0x3201);
put_buffer(pb, (ff_mxf_codec_uls + 8) ->uid, 16);
put_buffer(pb, (ff_mxf_codec_uls + 8)->uid, 16);
}
static const MXFDescriptorWriteTableEntry mxf_descriptor_write_table[] = {
{ { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x51,0x00 }, mxf_write_mpeg_video_desc, CODEC_ID_MPEG2VIDEO},
{ { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x51,0x00 }, mxf_write_mpegvideo_desc, CODEC_ID_MPEG2VIDEO},
{ { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x48,0x00 }, mxf_write_wav_desc, CODEC_ID_PCM_S16LE},
{ { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, NULL, CODEC_ID_NONE},
};
@ -707,10 +705,9 @@ static int mxf_write_header_metadata_sets(AVFormatContext *s)
AVStream *st;
MXFStreamContext *sc = NULL;
int i;
mxf_write_preface(s);
mxf_write_preface(s);
mxf_write_identification(s);
mxf_write_content_storage(s);
for (i = 0; i < s->nb_streams; i++) {
@ -720,11 +717,10 @@ static int mxf_write_header_metadata_sets(AVFormatContext *s)
return AVERROR(ENOMEM);
st->priv_data = sc;
// set pts information
if (st->codec->codec_type == CODEC_TYPE_VIDEO) {
if (st->codec->codec_type == CODEC_TYPE_VIDEO)
av_set_pts_info(st, 64, 1, st->codec->time_base.den);
} else if (st->codec->codec_type == CODEC_TYPE_AUDIO) {
else if (st->codec->codec_type == CODEC_TYPE_AUDIO)
av_set_pts_info(st, 64, 1, st->codec->sample_rate);
}
}
mxf_build_structural_metadata(s, MaterialPackage);
@ -736,6 +732,7 @@ static void mxf_write_partition(AVFormatContext *s, int64_t byte_position, int b
{
MXFContext *mxf = s->priv_data;
ByteIOContext *pb = s->pb;
// write klv
put_buffer(pb, key, 16);
if (!mxf->essence_container_count)
@ -827,13 +824,11 @@ static void mxf_update_header_partition(AVFormatContext *s, int64_t footer_parti
static int mux_write_footer(AVFormatContext *s)
{
ByteIOContext *pb = s->pb;
int64_t byte_position= url_ftell(pb);
if (!url_is_streamed(s->pb)) {
mxf_write_partition(s, byte_position, 0, footer_partition_key);
put_flush_packet(pb);
mxf_update_header_partition(s, byte_position);
}
mxf_free(s);

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