69 #define MXF_MAX_CHUNK_SIZE (32 << 20)
70 #define RUN_IN_MAX (65535+1) // S377m-2004 section 5.5 and S377-1-2009 section 6.5, the +1 is to be slightly more tolerant
182 uint8_t track_number[4];
204 #define MXF_FIELD_DOMINANCE_DEFAULT 0
205 #define MXF_FIELD_DOMINANCE_FF 1
206 #define MXF_FIELD_DOMINANCE_FL 2
335 static const uint8_t
mxf_header_partition_pack_key[] = { 0x06,0x0e,0x2b,0x34,0x02,0x05,0x01,0x01,0x0d,0x01,0x02,0x01,0x01,0x02 };
336 static const uint8_t
mxf_essence_element_key[] = { 0x06,0x0e,0x2b,0x34,0x01,0x02,0x01,0x01,0x0d,0x01,0x03,0x01 };
337 static const uint8_t
mxf_avid_essence_element_key[] = { 0x06,0x0e,0x2b,0x34,0x01,0x02,0x01,0x01,0x0e,0x04,0x03,0x01 };
338 static const uint8_t
mxf_canopus_essence_element_key[] = { 0x06,0x0e,0x2b,0x34,0x01,0x02,0x01,0x0a,0x0e,0x0f,0x03,0x01 };
339 static const uint8_t
mxf_system_item_key_cp[] = { 0x06,0x0e,0x2b,0x34,0x02,0x05,0x01,0x01,0x0d,0x01,0x03,0x01,0x04 };
340 static const uint8_t
mxf_system_item_key_gc[] = { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x03,0x01,0x14 };
342 static const uint8_t
mxf_apple_coll_prefix[] = { 0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0e,0x0e,0x20,0x04,0x01,0x05,0x03,0x01 };
345 static const uint8_t
mxf_crypto_source_container_ul[] = { 0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x09,0x06,0x01,0x01,0x02,0x02,0x00,0x00,0x00 };
346 static const uint8_t
mxf_encrypted_triplet_key[] = { 0x06,0x0e,0x2b,0x34,0x02,0x04,0x01,0x07,0x0d,0x01,0x03,0x01,0x02,0x7e,0x01,0x00 };
347 static const uint8_t
mxf_encrypted_essence_container[] = { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x07,0x0d,0x01,0x03,0x01,0x02,0x0b,0x01,0x00 };
348 static const uint8_t
mxf_sony_mpeg4_extradata[] = { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x01,0x0e,0x06,0x06,0x02,0x02,0x01,0x00,0x00 };
349 static const uint8_t
mxf_ffv1_extradata[] = { 0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0e,0x04,0x01,0x06,0x0c,0x01,0x00,0x00,0x00 };
350 static const uint8_t
mxf_avid_project_name[] = { 0xa5,0xfb,0x7b,0x25,0xf6,0x15,0x94,0xb9,0x62,0xfc,0x37,0x17,0x49,0x2d,0x42,0xbf };
351 static const uint8_t
mxf_jp2k_rsiz[] = { 0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0a,0x04,0x01,0x06,0x03,0x01,0x00,0x00,0x00 };
352 static const uint8_t
mxf_indirect_value_utf16le[] = { 0x4c,0x00,0x02,0x10,0x01,0x00,0x00,0x00,0x00,0x06,0x0e,0x2b,0x34,0x01,0x04,0x01,0x01 };
353 static const uint8_t
mxf_indirect_value_utf16be[] = { 0x42,0x01,0x10,0x02,0x00,0x00,0x00,0x00,0x00,0x06,0x0e,0x2b,0x34,0x01,0x04,0x01,0x01 };
354 static const uint8_t
mxf_apple_coll_max_cll[] = { 0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0e,0x0e,0x20,0x04,0x01,0x05,0x03,0x01,0x01 };
355 static const uint8_t
mxf_apple_coll_max_fall[] = { 0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0e,0x0e,0x20,0x04,0x01,0x05,0x03,0x01,0x02 };
357 static const uint8_t
mxf_mca_label_dictionary_id[] = { 0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0e,0x01,0x03,0x07,0x01,0x01,0x00,0x00,0x00 };
358 static const uint8_t
mxf_mca_tag_symbol[] = { 0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0e,0x01,0x03,0x07,0x01,0x02,0x00,0x00,0x00 };
359 static const uint8_t
mxf_mca_tag_name[] = { 0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0e,0x01,0x03,0x07,0x01,0x03,0x00,0x00,0x00 };
360 static const uint8_t
mxf_group_of_soundfield_groups_link_id[] = { 0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0e,0x01,0x03,0x07,0x01,0x04,0x00,0x00,0x00 };
361 static const uint8_t
mxf_mca_link_id[] = { 0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0e,0x01,0x03,0x07,0x01,0x05,0x00,0x00,0x00 };
362 static const uint8_t
mxf_mca_channel_id[] = { 0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0e,0x01,0x03,0x04,0x0a,0x00,0x00,0x00,0x00 };
363 static const uint8_t
mxf_soundfield_group_link_id[] = { 0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0e,0x01,0x03,0x07,0x01,0x06,0x00,0x00,0x00 };
364 static const uint8_t
mxf_mca_rfc5646_spoken_language[] = { 0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0d,0x03,0x01,0x01,0x02,0x03,0x15,0x00,0x00 };
366 static const uint8_t
mxf_sub_descriptor[] = { 0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x09,0x06,0x01,0x01,0x04,0x06,0x10,0x00,0x00 };
376 #define IS_KLV_KEY(x, y) (!memcmp(x, y, sizeof(y)))
433 int bytes_num =
size & 0x7f;
441 if (
size > INT64_MAX)
453 else if (
b !=
key[
i])
475 if (
pos > INT64_MAX - length)
485 for (
i = 0;
i <
s->nb_streams;
i++) {
492 return s->nb_streams == 1 &&
s->streams[0]->priv_data ? 0 : -1;
521 int cdp_identifier, cdp_length, cdp_footer_id, ccdata_id, cc_count;
522 int line_num, sample_coding, sample_count;
523 int did, sdid, data_length;
529 for (
i = 0;
i < count;
i++) {
538 length -= 6 + 8 + sample_count;
539 if (line_num != 9 && line_num != 11)
541 if (sample_coding == 7 || sample_coding == 8 || sample_coding == 9) {
553 if (did != 0x61 || sdid != 1) {
558 if (cdp_identifier != 0x9669) {
567 if (ccdata_id != 0x72) {
575 if (cdp_length - 9 - 4 < cc_count * 3) {
579 avio_skip(
s->pb, data_length - 9 - 4 - cc_count * 3);
581 if (cdp_footer_id != 0x74) {
596 const uint8_t *buf_ptr, *end_ptr;
614 uint32_t
sample = bytestream_get_le32(&buf_ptr);
616 bytestream_put_le24(&data_ptr, (
sample >> 4) & 0xffffff);
618 bytestream_put_le16(&data_ptr, (
sample >> 12) & 0xffff);
629 static const uint8_t checkv[16] = {0x43, 0x48, 0x55, 0x4b, 0x43, 0x48, 0x55, 0x4b, 0x43, 0x48, 0x55, 0x4b, 0x43, 0x48, 0x55, 0x4b};
635 uint64_t plaintext_size;
641 if (!mxf->
aesc &&
s->key &&
s->keylen == 16) {
668 if (orig_size < plaintext_size)
672 if (
size < 32 ||
size - 32 < orig_size || (
int)orig_size != orig_size)
678 if (memcmp(tmpbuf, checkv, 16))
684 else if (
size < plaintext_size)
686 size -= plaintext_size;
702 if (item_len != 18) {
706 if (item_num > 65536 || item_num < 0) {
728 uint64_t footer_partition;
729 uint32_t nb_essence_containers;
730 uint64_t this_partition;
754 memset(partition, 0,
sizeof(*partition));
780 if (this_partition != klv_offset - mxf->
run_in) {
782 "this_partition %"PRId64
" mismatches %"PRId64
"\n",
783 this_partition, klv_offset - mxf->
run_in);
802 av_dict_set(&
s->metadata,
"operational_pattern_ul", str, 0);
805 if (this_partition &&
808 "PreviousPartition equal to ThisPartition %"PRIx64
"\n",
821 "Overriding PreviousPartition with %"PRIx64
"\n",
826 if (footer_partition) {
829 "inconsistent FooterPartition value: %"PRIu64
" != %"PRIu64
"\n",
837 "PartitionPack: ThisPartition = 0x%"PRIX64
838 ", PreviousPartition = 0x%"PRIX64
", "
839 "FooterPartition = 0x%"PRIX64
", IndexSID = %i, BodySID = %i\n",
849 "PreviousPartition points to this partition or forward\n");
853 if (
op[12] == 1 &&
op[13] == 1) mxf->
op =
OP1a;
854 else if (
op[12] == 1 &&
op[13] == 2) mxf->
op =
OP1b;
855 else if (
op[12] == 1 &&
op[13] == 3) mxf->
op =
OP1c;
856 else if (
op[12] == 2 &&
op[13] == 1) mxf->
op =
OP2a;
857 else if (
op[12] == 2 &&
op[13] == 2) mxf->
op =
OP2b;
858 else if (
op[12] == 2 &&
op[13] == 3) mxf->
op =
OP2c;
859 else if (
op[12] == 3 &&
op[13] == 1) mxf->
op =
OP3a;
860 else if (
op[12] == 3 &&
op[13] == 2) mxf->
op =
OP3b;
861 else if (
op[12] == 3 &&
op[13] == 3) mxf->
op =
OP3c;
863 else if (
op[12] == 0x10) {
868 if (nb_essence_containers != 1) {
874 "\"OPAtom\" with %"PRIu32
" ECs - assuming %s\n",
875 nb_essence_containers,
876 op ==
OP1a ?
"OP1a" :
"OPAtom");
914 return (score << 60) | ((uint64_t)p->
pack_ofs >> 4);
926 for (
int i = 0;
i <
mg->metadata_sets_count;
i++) {
927 if (!memcmp((*metadata_set)->uid,
mg->metadata_sets[
i]->uid, 16)) {
928 uint64_t old_s =
mg->metadata_sets[
i]->partition_score;
929 uint64_t new_s = (*metadata_set)->partition_score;
962 if (
c > INT_MAX /
sizeof(
UID))
974 if (
ret != *count *
sizeof(
UID)) {
975 *count =
ret < 0 ? 0 :
ret /
sizeof(
UID);
987 if (size < 0 || size > INT_MAX - 1)
1011 if (size < 0 || size > INT_MAX/2)
1033 #define READ_STR16(type, big_endian) \
1034 static int mxf_read_utf16 ## type ##_string(AVIOContext *pb, int size, char** str) \
1036 return mxf_read_utf16_string(pb, size, str, big_endian); \
1117 mxf_read_utf16be_string(pb,
size, &track->
name);
1170 &package->tracks_count);
1174 avio_read(pb, package->package_uid, 16);
1177 avio_read(pb, package->descriptor_ref, 16);
1180 return mxf_read_utf16be_string(pb,
size, &package->name);
1183 &package->comment_count);
1210 uint32_t nb_index_entries;
1212 if (
segment->temporal_offset_entries)
1216 if (nb_index_entries > INT_MAX)
1218 segment->nb_index_entries = nb_index_entries;
1221 if(
segment->nb_index_entries && length < 11)
1232 for (
i = 0;
i <
segment->nb_index_entries;
i++) {
1267 segment->index_edit_rate.den);
1296 }
while (
code != 0);
1304 int entry_count, entry_size;
1337 if (entry_size == 4) {
1338 if (entry_count > 0)
1342 if (entry_count > 1)
1425 for (
int i = 0;
i < 3;
i++) {
1455 if (!descriptor->
coll) {
1457 if (!descriptor->
coll)
1531 return mxf_read_utf16le_string(pb,
size - 17, &tagged_value->
value);
1533 return mxf_read_utf16be_string(pb,
size - 17, &tagged_value->
value);
1543 return mxf_read_utf16be_string(pb,
size, &tagged_value->
name);
1557 for (
i = 0;
i <
len;
i++) {
1558 if (
i != 7 &&
key[
i] != uid_prefix[
i])
1566 while (uls->
uid[0]) {
1580 for (
int i =
mg->metadata_sets_count - 1;
i >= 0;
i--)
1581 if (!memcmp(*strong_ref,
mg->metadata_sets[
i]->uid, 16))
1582 return mg->metadata_sets[
i];
1589 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x07,0x0d,0x01,0x03,0x01,0x02,0x0c,0x01,0x00 }, 14,
AV_CODEC_ID_JPEG2000,
NULL, 14,
J2KWrap },
1590 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x02,0x0d,0x01,0x03,0x01,0x02,0x10,0x60,0x01 }, 14,
AV_CODEC_ID_H264,
NULL, 15 },
1591 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x02,0x0d,0x01,0x03,0x01,0x02,0x11,0x01,0x00 }, 14,
AV_CODEC_ID_DNXHD,
NULL, 14 },
1592 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x02,0x0d,0x01,0x03,0x01,0x02,0x12,0x01,0x00 }, 14,
AV_CODEC_ID_VC1,
NULL, 14 },
1593 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x02,0x0d,0x01,0x03,0x01,0x02,0x14,0x01,0x00 }, 14,
AV_CODEC_ID_TIFF,
NULL, 14 },
1594 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x02,0x0d,0x01,0x03,0x01,0x02,0x15,0x01,0x00 }, 14,
AV_CODEC_ID_DIRAC,
NULL, 14 },
1595 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x02,0x0d,0x01,0x03,0x01,0x02,0x1b,0x01,0x00 }, 14,
AV_CODEC_ID_CFHD,
NULL, 14 },
1596 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x02,0x0d,0x01,0x03,0x01,0x02,0x1c,0x01,0x00 }, 14,
AV_CODEC_ID_PRORES,
NULL, 14 },
1597 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x02,0x0d,0x01,0x03,0x01,0x02,0x04,0x60,0x01 }, 14,
AV_CODEC_ID_MPEG2VIDEO,
NULL, 15 },
1598 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x01,0x0d,0x01,0x03,0x01,0x02,0x01,0x04,0x01 }, 14,
AV_CODEC_ID_MPEG2VIDEO,
NULL, 15,
D10D11Wrap },
1599 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x0d,0x01,0x03,0x01,0x02,0x23,0x01,0x00 }, 14,
AV_CODEC_ID_FFV1,
NULL, 14 },
1600 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x01,0x0d,0x01,0x03,0x01,0x02,0x02,0x41,0x01 }, 14,
AV_CODEC_ID_DVVIDEO,
NULL, 15 },
1601 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x01,0x0d,0x01,0x03,0x01,0x02,0x05,0x00,0x00 }, 14,
AV_CODEC_ID_RAWVIDEO,
NULL, 15,
RawVWrap },
1602 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0a,0x0e,0x0f,0x03,0x01,0x02,0x20,0x01,0x01 }, 15,
AV_CODEC_ID_HQ_HQA },
1603 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0a,0x0e,0x0f,0x03,0x01,0x02,0x20,0x02,0x01 }, 15,
AV_CODEC_ID_HQX },
1604 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0a,0x0e,0x15,0x00,0x04,0x02,0x10,0x00,0x01 }, 16,
AV_CODEC_ID_HEVC,
NULL, 15 },
1605 { { 0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0xff,0x4b,0x46,0x41,0x41,0x00,0x0d,0x4d,0x4f }, 14,
AV_CODEC_ID_RAWVIDEO },
1606 { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, 0,
AV_CODEC_ID_NONE },
1611 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x01,0x0d,0x01,0x03,0x01,0x02,0x01,0x00,0x00 }, 14,
AV_CODEC_ID_MPEG2VIDEO },
1612 { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, 0,
AV_CODEC_ID_NONE },
1617 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x02,0x01,0x32,0x00,0x00 }, 14,
AV_CODEC_ID_H264 },
1618 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x07,0x04,0x01,0x02,0x02,0x03,0x01,0x01,0x00 }, 14,
AV_CODEC_ID_JPEG2000 },
1619 { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, 0,
AV_CODEC_ID_NONE },
1624 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x02,0x01,0x32,0x21,0x01 }, 16, 1440 },
1625 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x02,0x01,0x32,0x21,0x02 }, 16, 1440 },
1626 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x02,0x01,0x32,0x21,0x03 }, 16, 1440 },
1627 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0A,0x04,0x01,0x02,0x02,0x01,0x32,0x21,0x04 }, 16, 1440 },
1628 { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, 0, 0 },
1633 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x01,0x0d,0x01,0x03,0x01,0x02,0x06,0x01,0x00 }, 14,
AV_CODEC_ID_PCM_S16LE,
NULL, 14,
RawAWrap },
1634 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x02,0x0d,0x01,0x03,0x01,0x02,0x04,0x40,0x01 }, 14,
AV_CODEC_ID_MP2,
NULL, 15 },
1635 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x01,0x0d,0x01,0x03,0x01,0x02,0x01,0x01,0x01 }, 14,
AV_CODEC_ID_PCM_S16LE,
NULL, 13 },
1636 { { 0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0xff,0x4b,0x46,0x41,0x41,0x00,0x0d,0x4d,0x4F }, 14,
AV_CODEC_ID_PCM_S16LE },
1637 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x03,0x04,0x02,0x02,0x02,0x03,0x03,0x01,0x00 }, 14,
AV_CODEC_ID_AAC },
1638 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x0d,0x01,0x03,0x01,0x02,0x16,0x00,0x00 }, 14,
AV_CODEC_ID_AAC,
NULL, 14 },
1639 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x0d,0x01,0x03,0x01,0x02,0x17,0x00,0x00 }, 14,
AV_CODEC_ID_AAC,
NULL, 14 },
1640 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x0d,0x01,0x03,0x01,0x02,0x18,0x00,0x00 }, 14,
AV_CODEC_ID_AAC,
NULL, 14 },
1641 { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, 0,
AV_CODEC_ID_NONE },
1645 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x09,0x0d,0x01,0x03,0x01,0x02,0x0d,0x00,0x00 }, 16,
AV_CODEC_ID_NONE,
"vbi_smpte_436M", 11 },
1646 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x09,0x0d,0x01,0x03,0x01,0x02,0x0e,0x00,0x00 }, 16,
AV_CODEC_ID_NONE,
"vbi_vanc_smpte_436M", 11 },
1647 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x09,0x0d,0x01,0x03,0x01,0x02,0x13,0x01,0x01 }, 16,
AV_CODEC_ID_TTML },
1648 { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, 0,
AV_CODEC_ID_NONE },
1658 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x01,0x00,0x00,0x00,0x00 },
AV_CHAN_FRONT_LEFT,
AV_AUDIO_SERVICE_TYPE_MAIN },
1659 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x02,0x00,0x00,0x00,0x00 },
AV_CHAN_FRONT_RIGHT,
AV_AUDIO_SERVICE_TYPE_MAIN },
1660 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x03,0x00,0x00,0x00,0x00 },
AV_CHAN_FRONT_CENTER,
AV_AUDIO_SERVICE_TYPE_MAIN },
1661 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x04,0x00,0x00,0x00,0x00 },
AV_CHAN_LOW_FREQUENCY,
AV_AUDIO_SERVICE_TYPE_MAIN },
1662 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x05,0x00,0x00,0x00,0x00 },
AV_CHAN_SIDE_LEFT,
AV_AUDIO_SERVICE_TYPE_MAIN },
1663 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x06,0x00,0x00,0x00,0x00 },
AV_CHAN_SIDE_RIGHT,
AV_AUDIO_SERVICE_TYPE_MAIN },
1664 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x07,0x00,0x00,0x00,0x00 },
AV_CHAN_SIDE_LEFT,
AV_AUDIO_SERVICE_TYPE_MAIN },
1665 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x08,0x00,0x00,0x00,0x00 },
AV_CHAN_SIDE_RIGHT,
AV_AUDIO_SERVICE_TYPE_MAIN },
1666 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x09,0x00,0x00,0x00,0x00 },
AV_CHAN_BACK_LEFT,
AV_AUDIO_SERVICE_TYPE_MAIN },
1667 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x0a,0x00,0x00,0x00,0x00 },
AV_CHAN_BACK_RIGHT,
AV_AUDIO_SERVICE_TYPE_MAIN },
1668 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x0b,0x00,0x00,0x00,0x00 },
AV_CHAN_FRONT_LEFT_OF_CENTER,
AV_AUDIO_SERVICE_TYPE_MAIN },
1669 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x0c,0x00,0x00,0x00,0x00 },
AV_CHAN_FRONT_RIGHT_OF_CENTER,
AV_AUDIO_SERVICE_TYPE_MAIN },
1670 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x0d,0x00,0x00,0x00,0x00 },
AV_CHAN_BACK_CENTER,
AV_AUDIO_SERVICE_TYPE_MAIN },
1671 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x0e,0x00,0x00,0x00,0x00 },
AV_CHAN_FRONT_CENTER,
AV_AUDIO_SERVICE_TYPE_VISUALLY_IMPAIRED },
1672 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x0f,0x00,0x00,0x00,0x00 },
AV_CHAN_FRONT_CENTER,
AV_AUDIO_SERVICE_TYPE_HEARING_IMPAIRED },
1673 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x20,0x03,0x00,0x00,0x00 },
AV_CHAN_STEREO_LEFT,
AV_AUDIO_SERVICE_TYPE_MAIN },
1674 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x20,0x04,0x00,0x00,0x00 },
AV_CHAN_STEREO_RIGHT,
AV_AUDIO_SERVICE_TYPE_MAIN },
1675 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x30,0x01,0x01,0x00,0x00 },
AV_CHAN_TOP_FRONT_LEFT,
AV_AUDIO_SERVICE_TYPE_MAIN },
1676 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x30,0x01,0x02,0x00,0x00 },
AV_CHAN_TOP_FRONT_RIGHT,
AV_AUDIO_SERVICE_TYPE_MAIN },
1677 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x30,0x01,0x03,0x00,0x00 },
AV_CHAN_TOP_FRONT_CENTER,
AV_AUDIO_SERVICE_TYPE_MAIN },
1678 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x30,0x01,0x04,0x00,0x00 },
AV_CHAN_TOP_SIDE_LEFT,
AV_AUDIO_SERVICE_TYPE_MAIN },
1679 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x30,0x01,0x05,0x00,0x00 },
AV_CHAN_TOP_SIDE_RIGHT,
AV_AUDIO_SERVICE_TYPE_MAIN },
1680 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x30,0x01,0x06,0x00,0x00 },
AV_CHAN_TOP_SIDE_LEFT,
AV_AUDIO_SERVICE_TYPE_MAIN },
1681 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x30,0x01,0x07,0x00,0x00 },
AV_CHAN_TOP_SIDE_RIGHT,
AV_AUDIO_SERVICE_TYPE_MAIN },
1682 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x30,0x01,0x08,0x00,0x00 },
AV_CHAN_TOP_BACK_LEFT,
AV_AUDIO_SERVICE_TYPE_MAIN },
1683 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x30,0x01,0x09,0x00,0x00 },
AV_CHAN_TOP_BACK_RIGHT,
AV_AUDIO_SERVICE_TYPE_MAIN },
1684 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x30,0x01,0x0a,0x00,0x00 },
AV_CHAN_TOP_SIDE_LEFT,
AV_AUDIO_SERVICE_TYPE_MAIN },
1685 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x30,0x01,0x0b,0x00,0x00 },
AV_CHAN_TOP_SIDE_RIGHT,
AV_AUDIO_SERVICE_TYPE_MAIN },
1686 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x30,0x01,0x0c,0x00,0x00 },
AV_CHAN_TOP_CENTER,
AV_AUDIO_SERVICE_TYPE_MAIN },
1687 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x30,0x01,0x0d,0x00,0x00 },
AV_CHAN_LOW_FREQUENCY,
AV_AUDIO_SERVICE_TYPE_MAIN },
1688 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x30,0x01,0x0e,0x00,0x00 },
AV_CHAN_LOW_FREQUENCY_2,
AV_AUDIO_SERVICE_TYPE_MAIN },
1689 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x30,0x01,0x0f,0x00,0x00 },
AV_CHAN_TOP_BACK_CENTER,
AV_AUDIO_SERVICE_TYPE_MAIN },
1690 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x30,0x01,0x10,0x00,0x00 },
AV_CHAN_BACK_CENTER,
AV_AUDIO_SERVICE_TYPE_MAIN },
1691 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x30,0x01,0x11,0x00,0x00 },
AV_CHAN_BOTTOM_FRONT_LEFT,
AV_AUDIO_SERVICE_TYPE_MAIN },
1692 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x30,0x01,0x12,0x00,0x00 },
AV_CHAN_BOTTOM_FRONT_RIGHT,
AV_AUDIO_SERVICE_TYPE_MAIN },
1693 { { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x0d,0x03,0x02,0x01,0x30,0x01,0x13,0x00,0x00 },
AV_CHAN_BOTTOM_FRONT_CENTER,
AV_AUDIO_SERVICE_TYPE_MAIN },
1694 { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, 0,
AV_AUDIO_SERVICE_TYPE_NB },
1710 val = (*essence_container_ul)[
codec_ul->wrapping_indicator_pos];
1711 switch (
codec_ul->wrapping_indicator_type) {
1716 if (
val == 0x03 ||
val == 0x04)
1737 int i, j, nb_segments = 0;
1739 int last_body_sid = -1, last_index_sid = -1, last_index_start = -1;
1743 nb_segments =
mg->metadata_sets_count;
1747 if (!(unsorted_segments =
av_calloc(nb_segments,
sizeof(*unsorted_segments))) ||
1748 !(*sorted_segments =
av_calloc(nb_segments,
sizeof(**sorted_segments)))) {
1754 for (
i = nb_segments = 0;
i <
mg->metadata_sets_count;
i++) {
1756 if (
s->edit_unit_byte_count ||
s->nb_index_entries)
1757 unsorted_segments[nb_segments++] =
s;
1759 av_log(mxf->
fc,
AV_LOG_WARNING,
"IndexSID %i segment at %"PRId64
" missing EditUnitByteCount and IndexEntryArray\n",
1760 s->index_sid,
s->index_start_position);
1769 *nb_sorted_segments = 0;
1772 for (
i = 0;
i < nb_segments;
i++) {
1773 int best = -1, best_body_sid = -1, best_index_sid = -1, best_index_start = -1;
1774 uint64_t best_index_duration = 0;
1776 for (j = 0; j < nb_segments; j++) {
1784 s->body_sid > last_body_sid ||
1785 s->body_sid == last_body_sid &&
s->index_sid > last_index_sid ||
1786 s->body_sid == last_body_sid &&
s->index_sid == last_index_sid &&
s->index_start_position > last_index_start) &&
1788 s->body_sid < best_body_sid ||
1789 s->body_sid == best_body_sid &&
s->index_sid < best_index_sid ||
1790 s->body_sid == best_body_sid &&
s->index_sid == best_index_sid &&
s->index_start_position < best_index_start ||
1791 s->body_sid == best_body_sid &&
s->index_sid == best_index_sid &&
s->index_start_position == best_index_start &&
s->index_duration > best_index_duration)) {
1793 best_body_sid =
s->body_sid;
1794 best_index_sid =
s->index_sid;
1795 best_index_start =
s->index_start_position;
1796 best_index_duration =
s->index_duration;
1804 (*sorted_segments)[(*nb_sorted_segments)++] = unsorted_segments[best];
1805 last_body_sid = best_body_sid;
1806 last_index_sid = best_index_sid;
1807 last_index_start = best_index_start;
1830 m0 = m = (
a +
b) >> 1;
1832 while (m < b && mxf->partitions[m].body_sid != body_sid)
1835 if (m < b && mxf->partitions[m].body_offset <=
offset)
1847 *partition_out = last_p;
1852 "failed to find absolute offset of %"PRIX64
" in BodySID %i - partial file?\n",
1882 int64_t offset_temp = 0;
1889 edit_unit =
FFMAX(edit_unit,
s->index_start_position);
1891 if (edit_unit < s->index_start_position +
s->index_duration) {
1892 int64_t
index = edit_unit -
s->index_start_position;
1894 if (
s->edit_unit_byte_count)
1895 offset_temp +=
s->edit_unit_byte_count *
index;
1897 if (
s->nb_index_entries == 2 *
s->index_duration + 1)
1900 if (index < 0 || index >=
s->nb_index_entries) {
1906 offset_temp =
s->stream_offset_entries[
index];
1910 *edit_unit_out =
av_rescale_q(edit_unit, edit_rate,
s->index_edit_rate);
1915 offset_temp +=
s->edit_unit_byte_count *
s->index_duration;
1928 int8_t max_temporal_offset = -128;
1935 if (!
s->nb_index_entries) {
1940 if (
s->index_duration > INT_MAX -
index_table->nb_ptses) {
1946 if (
s->nb_index_entries !=
s->index_duration &&
1947 s->nb_index_entries !=
s->index_duration + 1 &&
1948 s->nb_index_entries !=
s->index_duration * 2 + 1) {
1950 av_log(mxf->
fc,
AV_LOG_ERROR,
"ignoring IndexSID %d, duration does not match nb_index_entries\n",
s->index_sid);
2005 int index_delta = 1;
2006 int n =
s->nb_index_entries;
2008 if (
s->nb_index_entries == 2 *
s->index_duration + 1)
2010 if (
s->nb_index_entries == index_delta *
s->index_duration + 1)
2014 for (j = 0; j < n; j += index_delta, x++) {
2015 int offset =
s->temporal_offset_entries[j] / index_delta;
2020 "x >= nb_ptses - IndexEntryCount %i < IndexDuration %"PRId64
"?\n",
2021 s->nb_index_entries,
s->index_duration);
2027 if (index < 0 || index >=
index_table->nb_ptses) {
2029 "index entry %i + TemporalOffset %i = %i, which is out of bounds\n",
2036 max_temporal_offset =
FFMAX(max_temporal_offset,
offset);
2059 int i, j, k,
ret, nb_sorted_segments;
2063 nb_sorted_segments <= 0) {
2069 for (
i = 0;
i < nb_sorted_segments;
i++) {
2070 if (
i == 0 || sorted_segments[
i-1]->index_sid != sorted_segments[
i]->index_sid)
2072 else if (sorted_segments[
i-1]->body_sid != sorted_segments[
i]->body_sid) {
2075 goto finish_decoding_index;
2084 goto finish_decoding_index;
2088 for (
i = j = 0;
i < nb_sorted_segments;
i++) {
2089 if (
i != 0 && sorted_segments[
i-1]->index_sid != sorted_segments[
i]->index_sid) {
2104 " pointer array\n");
2106 goto finish_decoding_index;
2109 if (sorted_segments[
i]->index_start_position)
2110 av_log(mxf->
fc,
AV_LOG_WARNING,
"IndexSID %i starts at EditUnit %"PRId64
" - seeking may not work as expected\n",
2118 goto finish_decoding_index;
2141 av_log(mxf->
fc,
AV_LOG_WARNING,
"IndexSID %i segment %i has zero IndexDuration and there's more than one segment\n",
2158 finish_decoding_index:
2164 static const uint8_t st_422_essence_container_ul[] = { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x07,0x0d,0x01,0x03,0x01,0x02,0x0c };
2166 return essence_container_ul &&
mxf_match_uid(*essence_container_ul, st_422_essence_container_ul,
2167 sizeof(st_422_essence_container_ul));
2179 char str[2 +
sizeof(
UID) * 4 + 1])
2187 uint16_t patch, uint16_t release,
char **str)
2189 *str =
av_asprintf(
"%d.%d.%d.%d.%d", major, minor, tertiary, patch, release);
2197 char str[2 + 4 *
sizeof(
UID) + 1];
2235 package = mxf_resolve_strong_ref(mxf, &mxf->packages_refs[i], SourcePackage);
2239 if (!memcmp(package->package_ul, package_ul, 16) && !memcmp(package->package_uid, package_uid, 16))
2256 if (!file_descriptor) {
2261 return file_descriptor;
2332 int64_t start_position;
2345 if (physical_package->
name && physical_package->
name[0])
2365 "Invalid edit rate (%d/%d) found on structural"
2366 " component #%d, defaulting to 25/1\n",
2464 if (rfc5646 && strlen(rfc5646) > 1) {
2465 char primary_tag[4] =
2466 {rfc5646[0], rfc5646[1], rfc5646[2] !=
'-' ? rfc5646[2] :
'\0',
'\0'};
2479 for (
int k = 0; k <
mg->metadata_sets_count; k++) {
2491 if (ffv1_sub_descriptor ==
NULL)
2506 int ambigous_language = 0;
2508 int ambigous_service_type = 0;
2512 char *channel_language;
2528 if (target_channel == 0 && descriptor->
channels == 1)
2530 if (target_channel <= 0 || target_channel > descriptor->
channels) {
2531 av_log(mxf->
fc,
AV_LOG_ERROR,
"AudioChannelLabelSubDescriptor has invalid MCA channel ID %d\n", target_channel);
2534 ch_layout->
u.
map[target_channel - 1].
id = channel_ordering->channel;
2536 service_type = channel_ordering->service_type;
2537 else if (service_type != channel_ordering->service_type)
2538 ambigous_service_type = 1;
2543 channel_language = label->
language;
2544 if (!channel_language) {
2547 channel_language = group->
language;
2552 channel_language = supergroup->
language;
2556 if (channel_language) {
2558 ambigous_language = 1;
2564 if (
language && !ambigous_language) {
2579 *ast = service_type;
2597 if (material_package)
break;
2599 if (!material_package) {
2605 if (material_package->
name && material_package->
name[0])
2617 UID *essence_container_ul =
NULL;
2668 if (!source_package) {
2679 source_track = temp_track;
2683 if (!source_track) {
2702 if(source_track && component)
2705 if (!source_track || !component || !source_package) {
2749 "Invalid edit rate (%d/%d) found on stream #%d, "
2750 "defaulting to 25/1\n",
2780 if (
mg->metadata_sets_count) {
2782 essence_container_ul = &((
MXFCryptoContext *)metadata)->source_container_ul;
2796 for (k = 0; k < 16; k++) {
2799 if (!(k+1 & 19) || k == 5)
2805 if (source_package->
name && source_package->
name[0])
2807 if (material_track->
name && material_track->
name[0])
2855 "Field dominance %d support",
2869 "Field dominance %d support",
2882 switch ((*essence_container_ul)[14]) {
2953 if (descriptor->
coll) {
2974 "found for stream #%d, time base forced to 1/48000\n",
3061 "with different wrapping\n",
i, j, track1->
body_sid);
3074 struct tm time = { 0 };
3076 time.tm_year = (timestamp >> 48) - 1900;
3077 time.tm_mon = (timestamp >> 40 & 0xFF) - 1;
3078 time.tm_mday = (timestamp >> 32 & 0xFF);
3079 time.tm_hour = (timestamp >> 24 & 0xFF);
3080 time.tm_min = (timestamp >> 16 & 0xFF);
3081 time.tm_sec = (timestamp >> 8 & 0xFF);
3082 msecs = (timestamp & 0xFF) * 4;
3085 time.tm_mon =
av_clip(time.tm_mon, 0, 11);
3086 time.tm_mday =
av_clip(time.tm_mday, 1, 31);
3087 time.tm_hour =
av_clip(time.tm_hour, 0, 23);
3088 time.tm_min =
av_clip(time.tm_min, 0, 59);
3089 time.tm_sec =
av_clip(time.tm_sec, 0, 59);
3090 msecs =
av_clip(msecs, 0, 999);
3092 return (int64_t)
av_timegm(&time) * 1000000 + msecs * 1000;
3095 #define SET_STR_METADATA(pb, name, str) do { \
3096 if ((ret = mxf_read_utf16be_string(pb, size, &str)) < 0) \
3098 av_dict_set(&s->metadata, name, str, AV_DICT_DONT_STRDUP_VAL); \
3101 #define SET_VERSION_METADATA(pb, name, major, minor, tertiary, patch, release, str) do { \
3102 major = avio_rb16(pb); \
3103 minor = avio_rb16(pb); \
3104 tertiary = avio_rb16(pb); \
3105 patch = avio_rb16(pb); \
3106 release = avio_rb16(pb); \
3107 if ((ret = mxf_version_to_str(major, minor, tertiary, patch, release, &str)) < 0) \
3109 av_dict_set(&s->metadata, name, str, AV_DICT_DONT_STRDUP_VAL); \
3112 #define SET_UID_METADATA(pb, name, var, str) do { \
3113 char uuid_str[2 * AV_UUID_LEN + 4 + 1]; \
3114 avio_read(pb, var, 16); \
3115 av_uuid_unparse(uid, uuid_str); \
3116 av_dict_set(&s->metadata, name, uuid_str, 0); \
3119 #define SET_TS_METADATA(pb, name, var, str) do { \
3120 var = avio_rb64(pb); \
3121 if (var && (ret = avpriv_dict_set_timestamp(&s->metadata, name, mxf_timestamp_to_int64(var))) < 0) \
3133 uint16_t major, minor, tertiary, patch, release;
3183 { { 0x06,0x0e,0x2b,0x34,0x02,0x05,0x01,0x01,0x0d,0x01,0x02,0x01,0x01,0x05,0x01,0x00 },
mxf_read_primer_pack },
3184 { { 0x06,0x0e,0x2b,0x34,0x02,0x05,0x01,0x01,0x0d,0x01,0x02,0x01,0x01,0x02,0x01,0x00 },
mxf_read_partition_pack },
3185 { { 0x06,0x0e,0x2b,0x34,0x02,0x05,0x01,0x01,0x0d,0x01,0x02,0x01,0x01,0x02,0x02,0x00 },
mxf_read_partition_pack },
3186 { { 0x06,0x0e,0x2b,0x34,0x02,0x05,0x01,0x01,0x0d,0x01,0x02,0x01,0x01,0x02,0x03,0x00 },
mxf_read_partition_pack },
3187 { { 0x06,0x0e,0x2b,0x34,0x02,0x05,0x01,0x01,0x0d,0x01,0x02,0x01,0x01,0x02,0x04,0x00 },
mxf_read_partition_pack },
3188 { { 0x06,0x0e,0x2b,0x34,0x02,0x05,0x01,0x01,0x0d,0x01,0x02,0x01,0x01,0x03,0x01,0x00 },
mxf_read_partition_pack },
3189 { { 0x06,0x0e,0x2b,0x34,0x02,0x05,0x01,0x01,0x0d,0x01,0x02,0x01,0x01,0x03,0x02,0x00 },
mxf_read_partition_pack },
3190 { { 0x06,0x0e,0x2b,0x34,0x02,0x05,0x01,0x01,0x0d,0x01,0x02,0x01,0x01,0x03,0x03,0x00 },
mxf_read_partition_pack },
3191 { { 0x06,0x0e,0x2b,0x34,0x02,0x05,0x01,0x01,0x0d,0x01,0x02,0x01,0x01,0x03,0x04,0x00 },
mxf_read_partition_pack },
3192 { { 0x06,0x0e,0x2b,0x34,0x02,0x05,0x01,0x01,0x0d,0x01,0x02,0x01,0x01,0x04,0x02,0x00 },
mxf_read_partition_pack },
3193 { { 0x06,0x0e,0x2b,0x34,0x02,0x05,0x01,0x01,0x0d,0x01,0x02,0x01,0x01,0x04,0x04,0x00 },
mxf_read_partition_pack },
3194 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x2f,0x00 },
mxf_read_preface_metadata },
3195 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x30,0x00 },
mxf_read_identification_metadata },
3196 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x18,0x00 },
mxf_read_content_storage },
3197 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x37,0x00 },
mxf_read_package,
sizeof(
MXFPackage),
SourcePackage },
3198 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x36,0x00 },
mxf_read_package,
sizeof(
MXFPackage),
MaterialPackage },
3199 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x0f,0x00 },
mxf_read_sequence,
sizeof(
MXFSequence),
Sequence },
3200 { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0D,0x01,0x01,0x01,0x01,0x01,0x05,0x00 },
mxf_read_essence_group,
sizeof(
MXFEssenceGroup),
EssenceGroup},
3201 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x11,0x00 },
mxf_read_source_clip,
sizeof(
MXFStructuralComponent),
SourceClip },
3202 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x3f,0x00 },
mxf_read_tagged_value,
sizeof(
MXFTaggedValue),
TaggedValue },
3203 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x44,0x00 },
mxf_read_generic_descriptor,
sizeof(
MXFDescriptor),
MultipleDescriptor },
3204 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x42,0x00 },
mxf_read_generic_descriptor,
sizeof(
MXFDescriptor),
Descriptor },
3205 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x28,0x00 },
mxf_read_generic_descriptor,
sizeof(
MXFDescriptor),
Descriptor },
3206 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x29,0x00 },
mxf_read_generic_descriptor,
sizeof(
MXFDescriptor),
Descriptor },
3207 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x48,0x00 },
mxf_read_generic_descriptor,
sizeof(
MXFDescriptor),
Descriptor },
3208 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x47,0x00 },
mxf_read_generic_descriptor,
sizeof(
MXFDescriptor),
Descriptor },
3209 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x51,0x00 },
mxf_read_generic_descriptor,
sizeof(
MXFDescriptor),
Descriptor },
3210 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x5b,0x00 },
mxf_read_generic_descriptor,
sizeof(
MXFDescriptor),
Descriptor },
3211 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x5c,0x00 },
mxf_read_generic_descriptor,
sizeof(
MXFDescriptor),
Descriptor },
3212 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x5e,0x00 },
mxf_read_generic_descriptor,
sizeof(
MXFDescriptor),
Descriptor },
3213 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x64,0x00 },
mxf_read_generic_descriptor,
sizeof(
MXFDescriptor),
Descriptor },
3214 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x6b,0x00 },
mxf_read_mca_sub_descriptor,
sizeof(
MXFMCASubDescriptor),
AudioChannelLabelSubDescriptor },
3215 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x6c,0x00 },
mxf_read_mca_sub_descriptor,
sizeof(
MXFMCASubDescriptor),
SoundfieldGroupLabelSubDescriptor },
3216 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x6d,0x00 },
mxf_read_mca_sub_descriptor,
sizeof(
MXFMCASubDescriptor),
GroupOfSoundfieldGroupsLabelSubDescriptor },
3217 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x81,0x03 },
mxf_read_ffv1_sub_descriptor,
sizeof(
MXFFFV1SubDescriptor),
FFV1SubDescriptor },
3218 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x3A,0x00 },
mxf_read_track,
sizeof(
MXFTrack),
Track },
3219 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x3B,0x00 },
mxf_read_track,
sizeof(
MXFTrack),
Track },
3220 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x14,0x00 },
mxf_read_timecode_component,
sizeof(
MXFTimecodeComponent),
TimecodeComponent },
3221 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x0c,0x00 },
mxf_read_pulldown_component,
sizeof(
MXFPulldownComponent),
PulldownComponent },
3222 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x04,0x01,0x02,0x02,0x00,0x00 },
mxf_read_cryptographic_context,
sizeof(
MXFCryptoContext),
CryptoContext },
3223 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x02,0x01,0x01,0x10,0x01,0x00 },
mxf_read_index_table_segment,
sizeof(
MXFIndexTableSegment),
IndexTableSegment },
3224 { { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x23,0x00 },
mxf_read_essence_container_data,
sizeof(
MXFEssenceContainerData),
EssenceContainerData },
3225 { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },
NULL },
3266 if (next < 0 || next > INT64_MAX -
size) {
3283 if (local_tag ==
tag) {
3290 if (meta &&
tag == 0x3C0A) {
3307 "local tag %#04x extends past end of local set @ %#"PRIx64
"\n",
3327 key[13] >= 2 &&
key[13] <= 4;
3339 if (klv.
key[5] == 0x53) {
3369 int64_t current_partition_ofs;
3400 if (klv.
offset >= current_partition_ofs) {
3402 PRIx64
" indirectly points to itself\n", current_partition_ofs);
3442 "failed to seek to FooterPartition @ 0x%" PRIx64
3443 " (%"PRId64
") - partial file?\n",
3466 for (
int i = 0;
i <
s->nb_streams;
i++) {
3502 if (x < mxf->partitions_count - 1)
3509 "partition %i: bad ThisPartition = %"PRIX64
"\n",
3566 int essence_partition_count = 0;
3567 int edit_unit_byte_count = 0;
3575 for (
i = 0;
i <
mg->metadata_sets_count;
i++) {
3588 essence_partition_count++;
3592 if (essence_partition_count != 1)
3602 if (edit_unit_byte_count <= 0)
3619 segment->edit_unit_byte_count = edit_unit_byte_count;
3620 segment->index_start_position = 0;
3632 int64_t file_size, max_rip_length, min_rip_length;
3648 max_rip_length = ((file_size - mxf->
run_in) / 105) * 12 + 28;
3649 max_rip_length =
FFMIN(max_rip_length, INT_MAX);
3652 min_rip_length = 16+1+24+4;
3658 if (length < min_rip_length || length > max_rip_length)
3660 avio_seek(
s->pb, file_size - length, SEEK_SET);
3686 int64_t essence_offset = 0;
3736 if (!essence_offset)
3737 essence_offset = klv.
offset;
3759 if (!metadata->
read) {
3766 if (!essence_offset) {
3777 for (
int i = 0;
i <
s->nb_streams;
i++)
3785 av_log(mxf->
fc,
AV_LOG_INFO,
"got %i index tables - only the first one (IndexSID %i) will be used\n",
3794 for (
int i = 0;
i <
s->nb_streams;
i++)
3816 if (
offset < current_offset)
3841 int64_t remainder = (
sample_rate.num * (int64_t) time_base.
num) %
3845 "seeking detected on stream #%d with time base (%d/%d) and "
3846 "sample rate (%d/%d), audio pts won't be accurate.\n",
3860 int64_t next_ofs = -1;
3863 int64_t new_edit_unit;
3876 if (next_ofs > current_offset)
3891 av_log(mxf->
fc,
AV_LOG_WARNING,
"edit unit sync lost on stream %d, jumping from %"PRId64
" to %"PRId64
"\n", st->
index, edit_unit, new_edit_unit);
3903 if (!bits_per_sample)
3909 bits_per_sample <= 0 ||
3955 int64_t max_data_size;
3963 max_data_size = klv.
length;
3990 "error getting stream index %"PRIu32
"\n",
4006 if (next_ofs <= 0) {
4014 if ((
size = next_ofs -
pos) <= 0) {
4020 if (
size > max_data_size)
4021 size = max_data_size;
4031 if (klv.
key[12] == 0x06 && klv.
key[13] == 0x01 && klv.
key[14] == 0x10) {
4083 for (
i = 0;
i <
s->nb_streams;
i++)
4084 s->streams[
i]->priv_data =
NULL;
4088 for (
i = 0;
i <
mg->metadata_sets_count;
i++)
4090 mg->metadata_sets_count = 0;
4111 const uint8_t *bufp = p->
buf;
4120 for (; bufp < end;) {
4121 if (!((bufp[13] - 1) & 0xF2)){
4139 AVStream *st =
s->streams[stream_index];
4158 if (sample_time < 0)
4162 seekpos =
avio_seek(
s->pb, (
s->bit_rate * seconds) >> 3, SEEK_SET);
4174 for (
i = 0;
i <
s->nb_streams;
i++) {
4175 MXFTrack *new_source_track =
s->streams[
i]->priv_data;
4178 source_track = new_source_track;
4183 if (
i ==
s->nb_streams)
4189 sample_time =
FFMAX(sample_time, 0);
4198 sample_time < t->ptses[0] &&
4200 sample_time = t->
ptses[0];
4206 sample_time += t->
offsets[sample_time];
4222 if (seekpos < klv.next_klv - klv.length || seekpos >= klv.
next_klv) {
4234 for (
i = 0;
i <
s->nb_streams;
i++) {
4238 int64_t track_edit_unit = sample_time;
4248 {
"eia608_extract",
"extract eia 608 captions from s436m track",