//#define DEBUG
+#include "libavutil/aes.h"
+#include "libavcodec/bytestream.h"
#include "avformat.h"
-#include "aes.h"
typedef uint8_t UID[16];
MultipleDescriptor,
Descriptor,
Track,
- EssenceContainerData,
CryptoContext,
};
-typedef struct MXFCryptoContext {
+typedef struct {
UID uid;
enum MXFMetadataSetType type;
- UID context_uid;
UID source_container_ul;
} MXFCryptoContext;
-typedef struct MXFStructuralComponent {
+typedef struct {
UID uid;
enum MXFMetadataSetType type;
UID source_package_uid;
int source_track_id;
} MXFStructuralComponent;
-typedef struct MXFSequence {
+typedef struct {
UID uid;
enum MXFMetadataSetType type;
UID data_definition_ul;
int64_t duration;
} MXFSequence;
-typedef struct MXFTrack {
+typedef struct {
UID uid;
enum MXFMetadataSetType type;
MXFSequence *sequence; /* mandatory, and only one */
AVRational edit_rate;
} MXFTrack;
-typedef struct MXFDescriptor {
+typedef struct {
UID uid;
enum MXFMetadataSetType type;
UID essence_container_ul;
int extradata_size;
} MXFDescriptor;
-typedef struct MXFPackage {
+typedef struct {
UID uid;
enum MXFMetadataSetType type;
UID package_uid;
UID descriptor_ref;
} MXFPackage;
-typedef struct MXFEssenceContainerData {
- UID uid;
- enum MXFMetadataSetType type;
- UID linked_package_uid;
-} MXFEssenceContainerData;
-
typedef struct {
UID uid;
enum MXFMetadataSetType type;
} MXFMetadataSet;
-typedef struct MXFContext {
+typedef struct {
UID *packages_refs;
int packages_count;
MXFMetadataSet **metadata_sets;
int metadata_sets_count;
AVFormatContext *fc;
struct AVAES *aesc;
+ uint8_t *local_tags;
+ int local_tags_count;
} MXFContext;
-typedef struct KLVPacket {
+typedef struct {
UID key;
offset_t offset;
uint64_t length;
Clip,
};
-typedef struct MXFCodecUL {
+typedef struct {
UID uid;
+ unsigned matching_len;
enum CodecID id;
- enum MXFWrappingScheme wrapping;
} MXFCodecUL;
-typedef struct MXFDataDefinitionUL {
+typedef struct {
UID uid;
enum CodecType type;
} MXFDataDefinitionUL;
-typedef struct MXFMetadataReadTableEntry {
+typedef struct {
const UID key;
int (*read)();
int ctx_size;
static const uint8_t mxf_essence_element_key[] = { 0x06,0x0e,0x2b,0x34,0x01,0x02,0x01,0x01,0x0d,0x01,0x03,0x01 };
static const uint8_t mxf_klv_key[] = { 0x06,0x0e,0x2b,0x34 };
/* complete keys to match */
+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 };
static const uint8_t mxf_encrypted_triplet_key[] = { 0x06,0x0e,0x2b,0x34,0x02,0x04,0x01,0x07,0x0d,0x01,0x03,0x01,0x02,0x7e,0x01,0x00 };
static const uint8_t mxf_encrypted_essence_container[] = { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x07,0x0d,0x01,0x03,0x01,0x02,0x0b,0x01,0x00 };
+static const uint8_t mxf_sony_mpeg4_extradata[] = { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x01,0x0e,0x06,0x06,0x02,0x02,0x01,0x00,0x00 };
#define IS_KLV_KEY(x, y) (!memcmp(x, y, sizeof(y)))
static int mxf_get_d10_aes3_packet(ByteIOContext *pb, AVStream *st, AVPacket *pkt, int64_t length)
{
uint8_t buffer[61444];
- uint8_t *buf_ptr, *end_ptr, *data_ptr;
+ const uint8_t *buf_ptr, *end_ptr;
+ uint8_t *data_ptr;
+ int i;
if (length > 61444) /* worst case PAL 1920 samples 8 channels */
return -1;
data_ptr = pkt->data;
end_ptr = buffer + length;
buf_ptr = buffer + 4; /* skip SMPTE 331M header */
- for (; buf_ptr < end_ptr; buf_ptr += 4) {
- if (st->codec->bits_per_sample == 24) {
- data_ptr[0] = (buf_ptr[2] >> 4) | ((buf_ptr[3] & 0x0f) << 4);
- data_ptr[1] = (buf_ptr[1] >> 4) | ((buf_ptr[2] & 0x0f) << 4);
- data_ptr[2] = (buf_ptr[0] >> 4) | ((buf_ptr[1] & 0x0f) << 4);
- data_ptr += 3;
- } else {
- data_ptr[0] = (buf_ptr[2] >> 4) | ((buf_ptr[3] & 0x0f) << 4);
- data_ptr[1] = (buf_ptr[1] >> 4) | ((buf_ptr[2] & 0x0f) << 4);
- data_ptr += 2;
+ for (; buf_ptr < end_ptr; ) {
+ for (i = 0; i < st->codec->channels; i++) {
+ uint32_t sample = bytestream_get_le32(&buf_ptr);
+ if (st->codec->bits_per_sample == 24)
+ bytestream_put_le24(&data_ptr, (sample >> 4) & 0xffffff);
+ else
+ bytestream_put_le16(&data_ptr, (sample >> 12) & 0xffff);
}
+ buf_ptr += 32 - st->codec->channels*4; // always 8 channels stored SMPTE 331M
}
pkt->size = data_ptr - pkt->data;
return 0;
{
static const uint8_t checkv[16] = {0x43, 0x48, 0x55, 0x4b, 0x43, 0x48, 0x55, 0x4b, 0x43, 0x48, 0x55, 0x4b, 0x43, 0x48, 0x55, 0x4b};
MXFContext *mxf = s->priv_data;
- ByteIOContext *pb = &s->pb;
+ ByteIOContext *pb = s->pb;
offset_t end = url_ftell(pb) + klv->length;
uint64_t size;
uint64_t orig_size;
if (!mxf->aesc && s->key && s->keylen == 16) {
mxf->aesc = av_malloc(av_aes_size);
+ if (!mxf->aesc)
+ return -1;
av_aes_init(mxf->aesc, s->key, 128, 1);
}
// crypto context
// source klv key
klv_decode_ber_length(pb);
get_buffer(pb, klv->key, 16);
- if (!IS_KLV_KEY(klv, mxf_essence_element_key)) goto err_out;
+ if (!IS_KLV_KEY(klv, mxf_essence_element_key))
+ return -1;
index = mxf_get_stream_index(s, klv);
- if (index < 0) goto err_out;
+ if (index < 0)
+ return -1;
// source size
klv_decode_ber_length(pb);
orig_size = get_be64(pb);
- if (orig_size < plaintext_size) goto err_out;
+ if (orig_size < plaintext_size)
+ return -1;
// enc. code
size = klv_decode_ber_length(pb);
- if (size < 32 || size - 32 < orig_size) goto err_out;
+ if (size < 32 || size - 32 < orig_size)
+ return -1;
get_buffer(pb, ivec, 16);
get_buffer(pb, tmpbuf, 16);
if (mxf->aesc)
pkt->stream_index = index;
url_fskip(pb, end - url_ftell(pb));
return 0;
-
-err_out:
- url_fskip(pb, end - url_ftell(pb));
- return -1;
}
static int mxf_read_packet(AVFormatContext *s, AVPacket *pkt)
{
KLVPacket klv;
- while (!url_feof(&s->pb)) {
- if (klv_read_packet(&klv, &s->pb) < 0)
+ while (!url_feof(s->pb)) {
+ if (klv_read_packet(&klv, s->pb) < 0)
return -1;
#ifdef DEBUG
PRINT_KEY(s, "read packet", klv.key);
if (IS_KLV_KEY(klv.key, mxf_essence_element_key)) {
int index = mxf_get_stream_index(s, &klv);
if (index < 0) {
- av_log(s, AV_LOG_ERROR, "error getting stream index\n");
- url_fskip(&s->pb, klv.length);
- return -1;
+ av_log(s, AV_LOG_ERROR, "error getting stream index %x\n", AV_RB32(klv.key+12));
+ goto skip;
}
+ if (s->streams[index]->discard == AVDISCARD_ALL)
+ goto skip;
/* check for 8 channels AES3 element */
if (klv.key[12] == 0x06 && klv.key[13] == 0x01 && klv.key[14] == 0x10) {
- if (mxf_get_d10_aes3_packet(&s->pb, s->streams[index], pkt, klv.length) < 0) {
+ if (mxf_get_d10_aes3_packet(s->pb, s->streams[index], pkt, klv.length) < 0) {
av_log(s, AV_LOG_ERROR, "error reading D-10 aes3 frame\n");
return -1;
}
} else
- av_get_packet(&s->pb, pkt, klv.length);
+ av_get_packet(s->pb, pkt, klv.length);
pkt->stream_index = index;
pkt->pos = klv.offset;
return 0;
} else
- url_fskip(&s->pb, klv.length);
+ skip:
+ url_fskip(s->pb, klv.length);
+ }
+ return AVERROR(EIO);
+}
+
+static int mxf_read_primer_pack(MXFContext *mxf)
+{
+ ByteIOContext *pb = mxf->fc->pb;
+ int item_num = get_be32(pb);
+ int item_len = get_be32(pb);
+
+ if (item_len != 18) {
+ av_log(mxf->fc, AV_LOG_ERROR, "unsupported primer pack item length\n");
+ return -1;
}
- return AVERROR_IO;
+ if (item_num > UINT_MAX / item_len)
+ return -1;
+ mxf->local_tags_count = item_num;
+ mxf->local_tags = av_malloc(item_num*item_len);
+ if (!mxf->local_tags)
+ return -1;
+ get_buffer(pb, mxf->local_tags, item_num*item_len);
+ return 0;
}
static int mxf_add_metadata_set(MXFContext *mxf, void *metadata_set)
{
mxf->metadata_sets = av_realloc(mxf->metadata_sets, (mxf->metadata_sets_count + 1) * sizeof(*mxf->metadata_sets));
+ if (!mxf->metadata_sets)
+ return -1;
mxf->metadata_sets[mxf->metadata_sets_count] = metadata_set;
mxf->metadata_sets_count++;
return 0;
}
-static int mxf_read_metadata_cryptographic_context(MXFCryptoContext *cryptocontext, ByteIOContext *pb, int tag)
+static int mxf_read_cryptographic_context(MXFCryptoContext *cryptocontext, ByteIOContext *pb, int tag, int size, UID uid)
{
- switch(tag) {
- case 0xFFFE:
- get_buffer(pb, cryptocontext->context_uid, 16);
- break;
- case 0xFFFD:
+ if (size != 16)
+ return -1;
+ if (IS_KLV_KEY(uid, mxf_crypto_source_container_ul))
get_buffer(pb, cryptocontext->source_container_ul, 16);
- break;
- }
return 0;
}
-static int mxf_read_metadata_content_storage(MXFContext *mxf, ByteIOContext *pb, int tag)
+static int mxf_read_content_storage(MXFContext *mxf, ByteIOContext *pb, int tag)
{
switch (tag) {
case 0x1901:
if (mxf->packages_count >= UINT_MAX / sizeof(UID))
return -1;
mxf->packages_refs = av_malloc(mxf->packages_count * sizeof(UID));
+ if (!mxf->packages_refs)
+ return -1;
url_fskip(pb, 4); /* useless size of objects, always 16 according to specs */
get_buffer(pb, (uint8_t *)mxf->packages_refs, mxf->packages_count * sizeof(UID));
break;
return 0;
}
-static int mxf_read_metadata_source_clip(MXFStructuralComponent *source_clip, ByteIOContext *pb, int tag)
+static int mxf_read_source_clip(MXFStructuralComponent *source_clip, ByteIOContext *pb, int tag)
{
switch(tag) {
case 0x0202:
return 0;
}
-static int mxf_read_metadata_material_package(MXFPackage *package, ByteIOContext *pb, int tag)
+static int mxf_read_material_package(MXFPackage *package, ByteIOContext *pb, int tag)
{
switch(tag) {
case 0x4403:
if (package->tracks_count >= UINT_MAX / sizeof(UID))
return -1;
package->tracks_refs = av_malloc(package->tracks_count * sizeof(UID));
+ if (!package->tracks_refs)
+ return -1;
url_fskip(pb, 4); /* useless size of objects, always 16 according to specs */
get_buffer(pb, (uint8_t *)package->tracks_refs, package->tracks_count * sizeof(UID));
break;
return 0;
}
-static int mxf_read_metadata_track(MXFTrack *track, ByteIOContext *pb, int tag)
+static int mxf_read_track(MXFTrack *track, ByteIOContext *pb, int tag)
{
switch(tag) {
case 0x4801:
return 0;
}
-static int mxf_read_metadata_sequence(MXFSequence *sequence, ByteIOContext *pb, int tag)
+static int mxf_read_sequence(MXFSequence *sequence, ByteIOContext *pb, int tag)
{
switch(tag) {
case 0x0202:
if (sequence->structural_components_count >= UINT_MAX / sizeof(UID))
return -1;
sequence->structural_components_refs = av_malloc(sequence->structural_components_count * sizeof(UID));
+ if (!sequence->structural_components_refs)
+ return -1;
url_fskip(pb, 4); /* useless size of objects, always 16 according to specs */
get_buffer(pb, (uint8_t *)sequence->structural_components_refs, sequence->structural_components_count * sizeof(UID));
break;
return 0;
}
-static int mxf_read_metadata_source_package(MXFPackage *package, ByteIOContext *pb, int tag)
+static int mxf_read_source_package(MXFPackage *package, ByteIOContext *pb, int tag)
{
switch(tag) {
case 0x4403:
if (package->tracks_count >= UINT_MAX / sizeof(UID))
return -1;
package->tracks_refs = av_malloc(package->tracks_count * sizeof(UID));
+ if (!package->tracks_refs)
+ return -1;
url_fskip(pb, 4); /* useless size of objects, always 16 according to specs */
get_buffer(pb, (uint8_t *)package->tracks_refs, package->tracks_count * sizeof(UID));
break;
return 0;
}
-static void mxf_read_metadata_pixel_layout(ByteIOContext *pb, MXFDescriptor *descriptor)
+static void mxf_read_pixel_layout(ByteIOContext *pb, MXFDescriptor *descriptor)
{
int code;
} while (code != 0); /* SMPTE 377M E.2.46 */
}
-static int mxf_read_metadata_generic_descriptor(MXFDescriptor *descriptor, ByteIOContext *pb, int tag, int size)
+static int mxf_read_generic_descriptor(MXFDescriptor *descriptor, ByteIOContext *pb, int tag, int size, UID uid)
{
switch(tag) {
case 0x3F01:
if (descriptor->sub_descriptors_count >= UINT_MAX / sizeof(UID))
return -1;
descriptor->sub_descriptors_refs = av_malloc(descriptor->sub_descriptors_count * sizeof(UID));
+ if (!descriptor->sub_descriptors_refs)
+ return -1;
url_fskip(pb, 4); /* useless size of objects, always 16 according to specs */
get_buffer(pb, (uint8_t *)descriptor->sub_descriptors_refs, descriptor->sub_descriptors_count * sizeof(UID));
break;
descriptor->bits_per_sample = get_be32(pb);
break;
case 0x3401:
- mxf_read_metadata_pixel_layout(pb, descriptor);
+ mxf_read_pixel_layout(pb, descriptor);
break;
- case 0x8201: /* Private tag used by SONY C0023S01.mxf */
- descriptor->extradata = av_malloc(size);
- descriptor->extradata_size = size;
- get_buffer(pb, descriptor->extradata, size);
+ default:
+ /* Private uid used by SONY C0023S01.mxf */
+ if (IS_KLV_KEY(uid, mxf_sony_mpeg4_extradata)) {
+ descriptor->extradata = av_malloc(size);
+ if (!descriptor->extradata)
+ return -1;
+ descriptor->extradata_size = size;
+ get_buffer(pb, descriptor->extradata, size);
+ }
break;
}
return 0;
static const MXFCodecUL mxf_codec_uls[] = {
/* PictureEssenceCoding */
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x01,0x11,0x00 }, CODEC_ID_MPEG2VIDEO, Frame }, /* MP@ML Long GoP */
-
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x05 }, CODEC_ID_MPEG2VIDEO, Frame }, /* D-10 30Mbps PAL */
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x03 }, CODEC_ID_MPEG2VIDEO, Frame }, /* D-10 40Mbps PAL */
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x01 }, CODEC_ID_MPEG2VIDEO, Frame }, /* D-10 50Mbps PAL */
-
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x02,0x02,0x00 }, CODEC_ID_MPEG2VIDEO, Frame }, /* 422P@ML I-Frame */
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x02,0x03,0x00 }, CODEC_ID_MPEG2VIDEO, Frame }, /* 422P@ML Long GoP */
-
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x03,0x03,0x00 }, CODEC_ID_MPEG2VIDEO, Frame }, /* MP@HL Long GoP */
-
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x04,0x02,0x00 }, CODEC_ID_MPEG2VIDEO, Frame }, /* 422P@HL I-Frame */
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x04,0x03,0x00 }, CODEC_ID_MPEG2VIDEO, Frame }, /* 422P@HL Long GoP */
-
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x20,0x02,0x03 }, CODEC_ID_MPEG4, Frame }, /* XDCAM proxy_pal030926.mxf */
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x20,0x02,0x04 }, CODEC_ID_MPEG4, Frame }, /* XDCAM Proxy C0023S01.mxf */
-
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x01,0x02,0x00 }, CODEC_ID_DVVIDEO, Frame }, /* DV25 IEC PAL */
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x02,0x00 }, CODEC_ID_DVVIDEO, Frame }, /* DVCPRO25 PAL */
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x02,0x04,0x00 }, CODEC_ID_DVVIDEO, Frame }, /* DVCPRO50 PAL */
-
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x07,0x04,0x01,0x02,0x02,0x03,0x01,0x01,0x00 }, CODEC_ID_JPEG2000, Frame }, /* JPEG2000 Codestream */
-
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x01,0x7F,0x00,0x00,0x00 }, CODEC_ID_RAWVIDEO, Frame }, /* Uncompressed */
+ { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x01,0x11,0x00 }, 14, CODEC_ID_MPEG2VIDEO }, /* MP@ML Long GoP */
+ { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x01,0x02,0x01,0x01 }, 14, CODEC_ID_MPEG2VIDEO }, /* D-10 50Mbps PAL */
+ { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x03,0x03,0x00 }, 14, CODEC_ID_MPEG2VIDEO }, /* MP@HL Long GoP */
+ { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x04,0x02,0x00 }, 14, CODEC_ID_MPEG2VIDEO }, /* 422P@HL I-Frame */
+ { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x20,0x02,0x03 }, 14, CODEC_ID_MPEG4 }, /* XDCAM proxy_pal030926.mxf */
+ { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x02,0x02,0x01,0x02,0x00 }, 13, CODEC_ID_DVVIDEO }, /* DV25 IEC PAL */
+ { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x07,0x04,0x01,0x02,0x02,0x03,0x01,0x01,0x00 }, 14, CODEC_ID_JPEG2000 }, /* JPEG2000 Codestream */
+ { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x01,0x02,0x01,0x7F,0x00,0x00,0x00 }, 13, CODEC_ID_RAWVIDEO }, /* Uncompressed */
/* SoundEssenceCompression */
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x01,0x00,0x00,0x00,0x00 }, CODEC_ID_PCM_S16LE, Frame }, /* Uncompressed */
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x01,0x7F,0x00,0x00,0x00 }, CODEC_ID_PCM_S16LE, Frame },
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x07,0x04,0x02,0x02,0x01,0x7E,0x00,0x00,0x00 }, CODEC_ID_PCM_S16BE, Frame }, /* From Omneon MXF file */
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x04,0x04,0x02,0x02,0x02,0x03,0x01,0x01,0x00 }, CODEC_ID_PCM_ALAW, Frame }, /* XDCAM Proxy C0023S01.mxf */
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x02,0x03,0x02,0x01,0x00 }, CODEC_ID_AC3, Frame },
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x02,0x03,0x02,0x05,0x00 }, CODEC_ID_MP2, Frame }, /* MP2 or MP3 */
- //{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x02,0x03,0x02,0x1C,0x00 }, CODEC_ID_DOLBY_E, Frame }, /* Dolby-E */
- { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, CODEC_ID_NONE, Frame },
+ { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x01,0x00,0x00,0x00,0x00 }, 13, CODEC_ID_PCM_S16LE }, /* Uncompressed */
+ { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x01,0x7F,0x00,0x00,0x00 }, 13, CODEC_ID_PCM_S16LE },
+ { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x07,0x04,0x02,0x02,0x01,0x7E,0x00,0x00,0x00 }, 13, CODEC_ID_PCM_S16BE }, /* From Omneon MXF file */
+ { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x04,0x04,0x02,0x02,0x02,0x03,0x01,0x01,0x00 }, 15, CODEC_ID_PCM_ALAW }, /* XDCAM Proxy C0023S01.mxf */
+ { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x02,0x03,0x02,0x01,0x00 }, 15, CODEC_ID_AC3 },
+ { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x02,0x03,0x02,0x05,0x00 }, 15, CODEC_ID_MP2 }, /* MP2 or MP3 */
+ //{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x02,0x03,0x02,0x1C,0x00 }, 15, CODEC_ID_DOLBY_E }, /* Dolby-E */
+ { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, 0, CODEC_ID_NONE },
};
static const MXFCodecUL mxf_picture_essence_container_uls[] = {
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x02,0x0D,0x01,0x03,0x01,0x02,0x04,0x60,0x01 }, CODEC_ID_MPEG2VIDEO, Frame }, /* MPEG-ES Frame wrapped */
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x02,0x0D,0x01,0x03,0x01,0x02,0x04,0xe0,0x02 }, CODEC_ID_MPEG2VIDEO, Clip }, /* MPEG-ES Clip wrapped, 0xe0 MPV stream id */
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x04,0x61,0x07 }, CODEC_ID_MPEG2VIDEO, Clip }, /* MPEG-ES Custom wrapped, 0x61 ??? stream id */
- { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, CODEC_ID_NONE, Frame },
+ { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x02,0x0D,0x01,0x03,0x01,0x02,0x04,0x60,0x01 }, 14, CODEC_ID_MPEG2VIDEO }, /* MPEG-ES Frame wrapped */
+ { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x02,0x41,0x01 }, 14, CODEC_ID_DVVIDEO }, /* DV 625 25mbps */
+ { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, 0, CODEC_ID_NONE },
};
static const MXFCodecUL mxf_sound_essence_container_uls[] = {
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x06,0x01,0x00 }, CODEC_ID_PCM_S16LE, Frame }, /* BWF Frame wrapped */
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x06,0x03,0x00 }, CODEC_ID_PCM_S16LE, Frame }, /* AES Frame wrapped */
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x02,0x0D,0x01,0x03,0x01,0x02,0x04,0x40,0x01 }, CODEC_ID_MP2, Frame }, /* MPEG-ES Frame wrapped, 0x40 ??? stream id */
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x02,0x0D,0x01,0x03,0x01,0x02,0x04,0xc0,0x01 }, CODEC_ID_MP2, Frame }, /* MPEG-ES Frame wrapped, 0xc0 MPA stream id */
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x02,0x0D,0x01,0x03,0x01,0x02,0x04,0xc0,0x02 }, CODEC_ID_MP2, Clip }, /* MPEG-ES Clip wrapped, 0xc0 MPA stream id */
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x05,0x01 }, CODEC_ID_PCM_S16BE, Frame }, /* D-10 Mapping 30Mbps PAL Extended Template */
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x03,0x01 }, CODEC_ID_PCM_S16BE, Frame }, /* D-10 Mapping 40Mbps PAL Extended Template */
- { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x01,0x01 }, CODEC_ID_PCM_S16BE, Frame }, /* D-10 Mapping 50Mbps PAL Extended Template */
- { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, CODEC_ID_NONE, Frame },
+ { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x06,0x01,0x00 }, 14, CODEC_ID_PCM_S16LE }, /* BWF Frame wrapped */
+ { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x02,0x0D,0x01,0x03,0x01,0x02,0x04,0x40,0x01 }, 14, CODEC_ID_MP2 }, /* MPEG-ES Frame wrapped, 0x40 ??? stream id */
+ { { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x01,0x01,0x01 }, 14, CODEC_ID_PCM_S16LE }, /* D-10 Mapping 50Mbps PAL Extended Template */
+ { { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, 0, CODEC_ID_NONE },
};
/*
static const MXFCodecUL *mxf_get_codec_ul(const MXFCodecUL *uls, UID *uid)
{
while (uls->id != CODEC_ID_NONE) {
- if(mxf_match_uid(uls->uid, *uid, 16))
+ if(mxf_match_uid(uls->uid, *uid, uls->matching_len))
break;
uls++;
}
continue;
st = av_new_stream(mxf->fc, source_track->track_id);
+ if (!st) {
+ av_log(mxf->fc, AV_LOG_ERROR, "could not allocate stream\n");
+ return -1;
+ }
st->priv_data = source_track;
st->duration = component->duration;
if (st->duration == -1)
st->codec->codec_id = CODEC_ID_PCM_S24BE;
else if (descriptor->bits_per_sample == 32)
st->codec->codec_id = CODEC_ID_PCM_S32BE;
- if (descriptor->essence_container_ul[13] == 0x01) /* D-10 Mapping */
- st->codec->channels = 8; /* force channels to 8 */
} else if (st->codec->codec_id == CODEC_ID_MP2) {
st->need_parsing = AVSTREAM_PARSE_FULL;
}
}
- if (container_ul && container_ul->wrapping == Clip) {
- dprintf(mxf->fc, "stream %d: clip wrapped essence\n", st->index);
+ if (st->codec->codec_type != CODEC_TYPE_DATA && (*essence_container_ul)[15] > 0x01) {
+ av_log(mxf->fc, AV_LOG_WARNING, "only frame wrapped mappings are correctly supported\n");
st->need_parsing = AVSTREAM_PARSE_FULL;
}
}
}
static const MXFMetadataReadTableEntry mxf_metadata_read_table[] = {
- { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x18,0x00 }, mxf_read_metadata_content_storage, 0, AnyType },
- { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x37,0x00 }, mxf_read_metadata_source_package, sizeof(MXFPackage), SourcePackage },
- { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x36,0x00 }, mxf_read_metadata_material_package, sizeof(MXFPackage), MaterialPackage },
- { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x0F,0x00 }, mxf_read_metadata_sequence, sizeof(MXFSequence), Sequence },
- { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x11,0x00 }, mxf_read_metadata_source_clip, sizeof(MXFStructuralComponent), SourceClip },
- { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x44,0x00 }, mxf_read_metadata_generic_descriptor, sizeof(MXFDescriptor), MultipleDescriptor },
- { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x42,0x00 }, mxf_read_metadata_generic_descriptor, sizeof(MXFDescriptor), Descriptor }, /* Generic Sound */
- { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x28,0x00 }, mxf_read_metadata_generic_descriptor, sizeof(MXFDescriptor), Descriptor }, /* CDCI */
- { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x29,0x00 }, mxf_read_metadata_generic_descriptor, sizeof(MXFDescriptor), Descriptor }, /* RGBA */
- { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x51,0x00 }, mxf_read_metadata_generic_descriptor, sizeof(MXFDescriptor), Descriptor }, /* MPEG 2 Video */
- { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x48,0x00 }, mxf_read_metadata_generic_descriptor, sizeof(MXFDescriptor), Descriptor }, /* Wave */
- { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x47,0x00 }, mxf_read_metadata_generic_descriptor, sizeof(MXFDescriptor), Descriptor }, /* AES3 */
- { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x3A,0x00 }, mxf_read_metadata_track, sizeof(MXFTrack), Track }, /* Static Track */
- { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x3B,0x00 }, mxf_read_metadata_track, sizeof(MXFTrack), Track }, /* Generic Track */
- { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x04,0x01,0x02,0x02,0x00,0x00 }, mxf_read_metadata_cryptographic_context, sizeof(MXFCryptoContext), CryptoContext },
+ { { 0x06,0x0E,0x2B,0x34,0x02,0x05,0x01,0x01,0x0d,0x01,0x02,0x01,0x01,0x05,0x01,0x00 }, mxf_read_primer_pack },
+ { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x18,0x00 }, mxf_read_content_storage, 0, AnyType },
+ { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x37,0x00 }, mxf_read_source_package, sizeof(MXFPackage), SourcePackage },
+ { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x36,0x00 }, mxf_read_material_package, sizeof(MXFPackage), MaterialPackage },
+ { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x0F,0x00 }, mxf_read_sequence, sizeof(MXFSequence), Sequence },
+ { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x11,0x00 }, mxf_read_source_clip, sizeof(MXFStructuralComponent), SourceClip },
+ { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x44,0x00 }, mxf_read_generic_descriptor, sizeof(MXFDescriptor), MultipleDescriptor },
+ { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x42,0x00 }, mxf_read_generic_descriptor, sizeof(MXFDescriptor), Descriptor }, /* Generic Sound */
+ { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x28,0x00 }, mxf_read_generic_descriptor, sizeof(MXFDescriptor), Descriptor }, /* CDCI */
+ { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x29,0x00 }, mxf_read_generic_descriptor, sizeof(MXFDescriptor), Descriptor }, /* RGBA */
+ { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x51,0x00 }, mxf_read_generic_descriptor, sizeof(MXFDescriptor), Descriptor }, /* MPEG 2 Video */
+ { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x48,0x00 }, mxf_read_generic_descriptor, sizeof(MXFDescriptor), Descriptor }, /* Wave */
+ { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x47,0x00 }, mxf_read_generic_descriptor, sizeof(MXFDescriptor), Descriptor }, /* AES3 */
+ { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x3A,0x00 }, mxf_read_track, sizeof(MXFTrack), Track }, /* Static Track */
+ { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x3B,0x00 }, mxf_read_track, sizeof(MXFTrack), Track }, /* Generic Track */
+ { { 0x06,0x0E,0x2B,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x04,0x01,0x02,0x02,0x00,0x00 }, mxf_read_cryptographic_context, sizeof(MXFCryptoContext), CryptoContext },
{ { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, NULL, 0, AnyType },
};
static int mxf_read_local_tags(MXFContext *mxf, KLVPacket *klv, int (*read_child)(), int ctx_size, enum MXFMetadataSetType type)
{
- ByteIOContext *pb = &mxf->fc->pb;
+ ByteIOContext *pb = mxf->fc->pb;
MXFMetadataSet *ctx = ctx_size ? av_mallocz(ctx_size) : mxf;
- uint64_t klv_end= url_ftell(pb) + klv->length;
+ uint64_t klv_end = url_ftell(pb) + klv->length;
+ if (!ctx)
+ return -1;
while (url_ftell(pb) + 4 < klv_end) {
int tag = get_be16(pb);
int size = get_be16(pb); /* KLV specified by 0x53 */
- uint64_t next= url_ftell(pb) + size;
+ uint64_t next = url_ftell(pb) + size;
+ UID uid = {0};
if (!size) { /* ignore empty tag, needed for some files with empty UMID tag */
av_log(mxf->fc, AV_LOG_ERROR, "local tag 0x%04X with 0 size\n", tag);
continue;
}
- if(ctx_size && tag == 0x3C0A)
+ if (tag > 0x7FFF) { /* dynamic tag */
+ int i;
+ for (i = 0; i < mxf->local_tags_count; i++) {
+ int local_tag = AV_RB16(mxf->local_tags+i*18);
+ if (local_tag == tag) {
+ memcpy(uid, mxf->local_tags+i*18+2, 16);
+ dprintf(mxf->fc, "local tag 0x%04X\n", local_tag);
+#ifdef DEBUG
+ PRINT_KEY(mxf->fc, "uid", uid);
+#endif
+ }
+ }
+ }
+ if (ctx_size && tag == 0x3C0A)
get_buffer(pb, ctx->uid, 16);
- else
- read_child(ctx, pb, tag, size);
+ else if (read_child(ctx, pb, tag, size, uid) < 0)
+ return -1;
url_fseek(pb, next, SEEK_SET);
}
MXFContext *mxf = s->priv_data;
KLVPacket klv;
- if (!mxf_read_sync(&s->pb, mxf_header_partition_pack_key, 14)) {
+ if (!mxf_read_sync(s->pb, mxf_header_partition_pack_key, 14)) {
av_log(s, AV_LOG_ERROR, "could not find header partition pack key\n");
return -1;
}
- url_fseek(&s->pb, -14, SEEK_CUR);
+ url_fseek(s->pb, -14, SEEK_CUR);
mxf->fc = s;
- while (!url_feof(&s->pb)) {
+ while (!url_feof(s->pb)) {
const MXFMetadataReadTableEntry *metadata;
- if (klv_read_packet(&klv, &s->pb) < 0)
+ if (klv_read_packet(&klv, s->pb) < 0)
return -1;
#ifdef DEBUG
PRINT_KEY(s, "read header", klv.key);
if (IS_KLV_KEY(klv.key, mxf_encrypted_triplet_key) ||
IS_KLV_KEY(klv.key, mxf_essence_element_key)) {
/* FIXME avoid seek */
- url_fseek(&s->pb, klv.offset, SEEK_SET);
+ url_fseek(s->pb, klv.offset, SEEK_SET);
break;
}
for (metadata = mxf_metadata_read_table; metadata->read; metadata++) {
if (IS_KLV_KEY(klv.key, metadata->key)) {
- if (mxf_read_local_tags(mxf, &klv, metadata->read, metadata->ctx_size, metadata->type) < 0) {
+ int (*read)() = klv.key[5] == 0x53 ? mxf_read_local_tags : metadata->read;
+ if (read(mxf, &klv, metadata->read, metadata->ctx_size, metadata->type) < 0) {
av_log(s, AV_LOG_ERROR, "error reading header metadata\n");
return -1;
}
}
}
if (!metadata->read)
- url_fskip(&s->pb, klv.length);
+ url_fskip(s->pb, klv.length);
}
return mxf_parse_structural_metadata(mxf);
}
case MaterialPackage:
av_freep(&((MXFPackage *)mxf->metadata_sets[i])->tracks_refs);
break;
+ case Track:
+ mxf->metadata_sets[i] = NULL; /* will be freed later */
+ break;
default:
break;
}
}
av_freep(&mxf->metadata_sets);
av_freep(&mxf->aesc);
+ av_freep(&mxf->local_tags);
return 0;
}
if (sample_time < 0)
sample_time = 0;
seconds = av_rescale(sample_time, st->time_base.num, st->time_base.den);
- url_fseek(&s->pb, (s->bit_rate * seconds) >> 3, SEEK_SET);
+ url_fseek(s->pb, (s->bit_rate * seconds) >> 3, SEEK_SET);
av_update_cur_dts(s, st, sample_time);
return 0;
}
AVInputFormat mxf_demuxer = {
"mxf",
- "MXF format",
+ NULL_IF_CONFIG_SMALL("MXF format"),
sizeof(MXFContext),
mxf_probe,
mxf_read_header,