static void op1a_close(MXFReader *reader)
{
if (reader->essenceReader == NULL || reader->essenceReader->data == NULL)
{
return;
}
mxf_free_header_metadata(&reader->essenceReader->data->headerMetadata);
mxf_free_partition(&reader->essenceReader->data->headerPartition);
free_index(&reader->essenceReader->data->index);
mxf_clear_list(&reader->essenceReader->data->partitions);
SAFE_FREE(reader->essenceReader->data);
}
int mxf_create_header_metadata(MXFHeaderMetadata** headerMetadata, MXFDataModel* dataModel)
{
MXFHeaderMetadata* newHeaderMetadata;
CHK_MALLOC_ORET(newHeaderMetadata, MXFHeaderMetadata);
memset(newHeaderMetadata, 0, sizeof(MXFHeaderMetadata));
newHeaderMetadata->dataModel = dataModel;
mxf_initialise_list(&newHeaderMetadata->sets, free_metadata_set_in_list);
CHK_OFAIL(mxf_create_primer_pack(&newHeaderMetadata->primerPack));
*headerMetadata = newHeaderMetadata;
return 1;
fail:
mxf_free_header_metadata(&newHeaderMetadata);
return 0;
}
int write_dv50(FILE* dv50File, MXFFile* mxfFile, int test)
{
MXFFilePartitions partitions;
MXFPartition* headerPartition;
MXFPartition* bodyPartition;
MXFPartition* footerPartition;
MXFHeaderMetadata* headerMetadata = NULL;
MXFMetadataSet* metaDictSet = NULL;
MXFMetadataSet* prefaceSet = NULL;
MXFMetadataSet* identSet = NULL;
MXFMetadataSet* contentStorageSet = NULL;
MXFMetadataSet* sourcePackageSet = NULL;
MXFMetadataSet* materialPackageSet = NULL;
MXFMetadataSet* sourcePackageTrackSet = NULL;
MXFMetadataSet* materialPackageTrackSet = NULL;
MXFMetadataSet* sequenceSet = NULL;
MXFMetadataSet* sourceClipSet = NULL;
MXFMetadataSet* essContainerDataSet = NULL;
MXFMetadataSet* cdciDescriptorSet = NULL;
MXFDataModel* dataModel = NULL;
MXFIndexTableSegment* indexSegment = NULL;
MXFEssenceElement* essenceElement = NULL;
MXFMetadataItem* durationItem1 = NULL;
MXFMetadataItem* durationItem2 = NULL;
MXFMetadataItem* durationItem3 = NULL;
MXFMetadataItem* durationItem4 = NULL;
MXFMetadataItem* durationItem5 = NULL;
MXFMetadataItem* imageSizeItem = NULL;
mxfTimestamp now;
uint32_t bodySID = 1;
uint32_t indexSID = 2;
mxfUUID thisGeneration;
mxfUTF16Char* companyName = L"BBC Research";
mxfUTF16Char* productName = L"Write Avid DV-50 example";
mxfUTF16Char* versionString = L"Alpha version";
mxfUMID sourcePackageUMID;
mxfUMID materialPackageUMID;
uint32_t sourceTrackID = 1;
uint32_t sourceTrackNumber = 0x18010201;
mxfRational sampleRate = {25, 1};
mxfRational editRate = sampleRate;
mxfLength duration = 0;
mxfRational aspectRatio = {4, 3};
mxfUUID indexSegmentUUID;
uint32_t frameSize = 288000;
int32_t imageSize = 0;
int32_t resolutionID = 0x8e;
const uint32_t essenceBufferSize = 4096;
uint8_t buffer[4096];
int done = 0;
uint8_t* arrayElement;
int64_t headerMetadataPos;
mxf_generate_uuid(&thisGeneration);
mxf_get_timestamp_now(&now);
/* Older Avids could fail when given files with UMIDs generated using
other methods. (Note: not 100% sure this is true) */
mxf_generate_aafsdk_umid(&sourcePackageUMID);
mxf_generate_aafsdk_umid(&materialPackageUMID);
mxf_generate_uuid(&indexSegmentUUID);
mxf_initialise_file_partitions(&partitions);
/* set the minimum llen */
mxf_file_set_min_llen(mxfFile, 4);
/* load the data model, plus AVID extensions */
CHK_ORET(mxf_load_data_model(&dataModel));
CHK_ORET(mxf_avid_load_extensions(dataModel));
CHK_ORET(mxf_finalise_data_model(dataModel));
/* write the header partition pack */
CHK_ORET(mxf_append_new_partition(&partitions, &headerPartition));
headerPartition->key = MXF_PP_K(ClosedComplete, Header);
headerPartition->majorVersion = 1;
headerPartition->minorVersion = 2;
headerPartition->kagSize = 0x100;
headerPartition->operationalPattern = MXF_OP_L(atom, NTracks_1SourceClip);
CHK_ORET(mxf_append_partition_esscont_label(headerPartition, &MXF_EC_L(DVBased_50_625_50_ClipWrapped)));
CHK_ORET(mxf_write_partition(mxfFile, headerPartition));
CHK_ORET(mxf_fill_to_kag(mxfFile, headerPartition));
/* create the header metadata */
CHK_ORET(mxf_create_header_metadata(&headerMetadata, dataModel));
/* create the Avid meta-dictionary */
CHK_ORET(mxf_avid_create_default_metadictionary(headerMetadata, &metaDictSet));
/* Preface */
CHK_ORET(mxf_create_set(headerMetadata, &MXF_SET_K(Preface), &prefaceSet));
CHK_ORET(mxf_set_timestamp_item(prefaceSet, &MXF_ITEM_K(Preface, LastModifiedDate), &now));
CHK_ORET(mxf_set_version_type_item(prefaceSet, &MXF_ITEM_K(Preface, Version), 0x0102));
CHK_ORET(mxf_set_ul_item(prefaceSet, &MXF_ITEM_K(Preface, OperationalPattern), &MXF_OP_L(atom, NTracks_1SourceClip)));
CHK_ORET(mxf_alloc_array_item_elements(prefaceSet, &MXF_ITEM_K(Preface, EssenceContainers), mxfUL_extlen, 1, &arrayElement));
mxf_set_ul(&MXF_EC_L(DVBased_50_625_50_ClipWrapped), arrayElement);
/* Preface - Identification */
CHK_ORET(mxf_create_set(headerMetadata, &MXF_SET_K(Identification), &identSet));
CHK_ORET(mxf_add_array_item_strongref(prefaceSet, &MXF_ITEM_K(Preface, Identifications), identSet));
CHK_ORET(mxf_set_uuid_item(identSet, &MXF_ITEM_K(Identification, ThisGenerationUID), &thisGeneration));
CHK_ORET(mxf_set_utf16string_item(identSet, &MXF_ITEM_K(Identification, CompanyName), companyName));
CHK_ORET(mxf_set_utf16string_item(identSet, &MXF_ITEM_K(Identification, ProductName), productName));
CHK_ORET(mxf_set_utf16string_item(identSet, &MXF_ITEM_K(Identification, VersionString), versionString));
CHK_ORET(mxf_set_uuid_item(identSet, &MXF_ITEM_K(Identification, ProductUID), &g_WrapDV50ProductUID_uuid));
CHK_ORET(mxf_set_timestamp_item(identSet, &MXF_ITEM_K(Identification, ModificationDate), &now));
CHK_ORET(mxf_set_product_version_item(identSet, &MXF_ITEM_K(Identification, ToolkitVersion), mxf_get_version()));
if (test)
{
/* use the same string on all platforms to make checking diffs easier */
CHK_ORET(mxf_set_utf16string_item(identSet, &MXF_ITEM_K(Identification, Platform), L"test platform string"));
}
else
{
CHK_ORET(mxf_set_utf16string_item(identSet, &MXF_ITEM_K(Identification, Platform), mxf_get_platform_wstring()));
}
/* Preface - ContentStorage */
CHK_ORET(mxf_create_set(headerMetadata, &MXF_SET_K(ContentStorage), &contentStorageSet));
CHK_ORET(mxf_set_strongref_item(prefaceSet, &MXF_ITEM_K(Preface, ContentStorage), contentStorageSet));
/* Preface - ContentStorage - MaterialPackage */
CHK_ORET(mxf_create_set(headerMetadata, &MXF_SET_K(MaterialPackage), &materialPackageSet));
CHK_ORET(mxf_add_array_item_strongref(contentStorageSet, &MXF_ITEM_K(ContentStorage, Packages), materialPackageSet));
CHK_ORET(mxf_set_umid_item(materialPackageSet, &MXF_ITEM_K(GenericPackage, PackageUID), &materialPackageUMID));
CHK_ORET(mxf_set_timestamp_item(materialPackageSet, &MXF_ITEM_K(GenericPackage, PackageCreationDate), &now));
CHK_ORET(mxf_set_timestamp_item(materialPackageSet, &MXF_ITEM_K(GenericPackage, PackageModifiedDate), &now));
CHK_ORET(mxf_set_utf16string_item(materialPackageSet, &MXF_ITEM_K(GenericPackage, Name), L"writedv50 material"));
/* Preface - ContentStorage - MaterialPackage - Timeline Track */
CHK_ORET(mxf_create_set(headerMetadata, &MXF_SET_K(Track), &materialPackageTrackSet));
CHK_ORET(mxf_add_array_item_strongref(materialPackageSet, &MXF_ITEM_K(GenericPackage, Tracks), materialPackageTrackSet));
CHK_ORET(mxf_set_uint32_item(materialPackageTrackSet, &MXF_ITEM_K(GenericTrack, TrackID), sourceTrackID));
CHK_ORET(mxf_set_uint32_item(materialPackageTrackSet, &MXF_ITEM_K(GenericTrack, TrackNumber), sourceTrackNumber));
CHK_ORET(mxf_set_rational_item(materialPackageTrackSet, &MXF_ITEM_K(Track, EditRate), &editRate));
CHK_ORET(mxf_set_position_item(materialPackageTrackSet, &MXF_ITEM_K(Track, Origin), 0));
/* Preface - ContentStorage - MaterialPackage - Timeline Track - Sequence */
CHK_ORET(mxf_create_set(headerMetadata, &MXF_SET_K(Sequence), &sequenceSet));
CHK_ORET(mxf_set_strongref_item(materialPackageTrackSet, &MXF_ITEM_K(GenericTrack, Sequence), sequenceSet));
CHK_ORET(mxf_set_ul_item(sequenceSet, &MXF_ITEM_K(StructuralComponent, DataDefinition), &MXF_DDEF_L(LegacyPicture)));
CHK_ORET(mxf_set_length_item(sequenceSet, &MXF_ITEM_K(StructuralComponent, Duration), duration));
CHK_ORET(mxf_get_item(sequenceSet, &MXF_ITEM_K(StructuralComponent, Duration), &durationItem1));
/* Preface - ContentStorage - MaterialPackage - Timeline Track - Sequence - SourceClip */
CHK_ORET(mxf_create_set(headerMetadata, &MXF_SET_K(SourceClip), &sourceClipSet));
CHK_ORET(mxf_add_array_item_strongref(sequenceSet, &MXF_ITEM_K(Sequence, StructuralComponents), sourceClipSet));
CHK_ORET(mxf_set_ul_item(sourceClipSet, &MXF_ITEM_K(StructuralComponent, DataDefinition), &MXF_DDEF_L(LegacyPicture)));
CHK_ORET(mxf_set_length_item(sourceClipSet, &MXF_ITEM_K(StructuralComponent, Duration), duration));
CHK_ORET(mxf_set_position_item(sourceClipSet, &MXF_ITEM_K(SourceClip, StartPosition), 0));
CHK_ORET(mxf_set_umid_item(sourceClipSet, &MXF_ITEM_K(SourceClip, SourcePackageID), &sourcePackageUMID));
CHK_ORET(mxf_set_uint32_item(sourceClipSet, &MXF_ITEM_K(SourceClip, SourceTrackID), sourceTrackID));
CHK_ORET(mxf_get_item(sourceClipSet, &MXF_ITEM_K(StructuralComponent, Duration), &durationItem2));
/* Preface - ContentStorage - SourcePackage */
CHK_ORET(mxf_create_set(headerMetadata, &MXF_SET_K(SourcePackage), &sourcePackageSet));
CHK_ORET(mxf_add_array_item_strongref(contentStorageSet, &MXF_ITEM_K(ContentStorage, Packages), sourcePackageSet));
CHK_ORET(mxf_set_weakref_item(prefaceSet, &MXF_ITEM_K(Preface, PrimaryPackage), sourcePackageSet));
CHK_ORET(mxf_set_umid_item(sourcePackageSet, &MXF_ITEM_K(GenericPackage, PackageUID), &sourcePackageUMID));
CHK_ORET(mxf_set_timestamp_item(sourcePackageSet, &MXF_ITEM_K(GenericPackage, PackageCreationDate), &now));
CHK_ORET(mxf_set_timestamp_item(sourcePackageSet, &MXF_ITEM_K(GenericPackage, PackageModifiedDate), &now));
CHK_ORET(mxf_set_utf16string_item(sourcePackageSet, &MXF_ITEM_K(GenericPackage, Name), L"writedv50 source"));
/* Preface - ContentStorage - SourcePackage - Timeline Track */
CHK_ORET(mxf_create_set(headerMetadata, &MXF_SET_K(Track), &sourcePackageTrackSet));
CHK_ORET(mxf_add_array_item_strongref(sourcePackageSet, &MXF_ITEM_K(GenericPackage, Tracks), sourcePackageTrackSet));
CHK_ORET(mxf_set_uint32_item(sourcePackageTrackSet, &MXF_ITEM_K(GenericTrack, TrackID), sourceTrackID));
CHK_ORET(mxf_set_uint32_item(sourcePackageTrackSet, &MXF_ITEM_K(GenericTrack, TrackNumber), sourceTrackNumber));
CHK_ORET(mxf_set_rational_item(sourcePackageTrackSet, &MXF_ITEM_K(Track, EditRate), &editRate));
CHK_ORET(mxf_set_position_item(sourcePackageTrackSet, &MXF_ITEM_K(Track, Origin), 0));
/* Preface - ContentStorage - SourcePackage - Timeline Track - Sequence */
CHK_ORET(mxf_create_set(headerMetadata, &MXF_SET_K(Sequence), &sequenceSet));
CHK_ORET(mxf_set_strongref_item(sourcePackageTrackSet, &MXF_ITEM_K(GenericTrack, Sequence), sequenceSet));
CHK_ORET(mxf_set_ul_item(sequenceSet, &MXF_ITEM_K(StructuralComponent, DataDefinition), &MXF_DDEF_L(LegacyPicture)));
CHK_ORET(mxf_set_length_item(sequenceSet, &MXF_ITEM_K(StructuralComponent, Duration), duration));
CHK_ORET(mxf_get_item(sequenceSet, &MXF_ITEM_K(StructuralComponent, Duration), &durationItem3));
/* Preface - ContentStorage - SourcePackage - Timeline Track - Sequence - SourceClip */
CHK_ORET(mxf_create_set(headerMetadata, &MXF_SET_K(SourceClip), &sourceClipSet));
CHK_ORET(mxf_add_array_item_strongref(sequenceSet, &MXF_ITEM_K(Sequence, StructuralComponents), sourceClipSet));
CHK_ORET(mxf_set_ul_item(sourceClipSet, &MXF_ITEM_K(StructuralComponent, DataDefinition), &MXF_DDEF_L(LegacyPicture)));
CHK_ORET(mxf_set_length_item(sourceClipSet, &MXF_ITEM_K(StructuralComponent, Duration), duration));
CHK_ORET(mxf_set_position_item(sourceClipSet, &MXF_ITEM_K(SourceClip, StartPosition), 0));
CHK_ORET(mxf_set_umid_item(sourceClipSet, &MXF_ITEM_K(SourceClip, SourcePackageID), &g_Null_UMID));
CHK_ORET(mxf_set_uint32_item(sourceClipSet, &MXF_ITEM_K(SourceClip, SourceTrackID), 0));
CHK_ORET(mxf_get_item(sourceClipSet, &MXF_ITEM_K(StructuralComponent, Duration), &durationItem4));
/* Preface - ContentStorage - SourcePackage - CDCIEssenceDescriptor */
CHK_ORET(mxf_create_set(headerMetadata, &MXF_SET_K(CDCIEssenceDescriptor), &cdciDescriptorSet));
CHK_ORET(mxf_set_strongref_item(sourcePackageSet, &MXF_ITEM_K(SourcePackage, Descriptor), cdciDescriptorSet));
CHK_ORET(mxf_set_rational_item(cdciDescriptorSet, &MXF_ITEM_K(FileDescriptor, SampleRate), &sampleRate));
CHK_ORET(mxf_set_length_item(cdciDescriptorSet, &MXF_ITEM_K(FileDescriptor, ContainerDuration), duration));
CHK_ORET(mxf_set_ul_item(cdciDescriptorSet, &MXF_ITEM_K(FileDescriptor, EssenceContainer), &MXF_EC_L(DVBased_50_625_50_ClipWrapped)));
CHK_ORET(mxf_set_ul_item(cdciDescriptorSet, &MXF_ITEM_K(GenericPictureEssenceDescriptor, PictureEssenceCoding), &MXF_CMDEF_L(DVBased_50_625_50)));
CHK_ORET(mxf_set_uint32_item(cdciDescriptorSet, &MXF_ITEM_K(GenericPictureEssenceDescriptor, StoredHeight), 288));
CHK_ORET(mxf_set_uint32_item(cdciDescriptorSet, &MXF_ITEM_K(GenericPictureEssenceDescriptor, StoredWidth), 720));
CHK_ORET(mxf_set_uint32_item(cdciDescriptorSet, &MXF_ITEM_K(GenericPictureEssenceDescriptor, SampledHeight), 288));
CHK_ORET(mxf_set_uint32_item(cdciDescriptorSet, &MXF_ITEM_K(GenericPictureEssenceDescriptor, SampledWidth), 720));
CHK_ORET(mxf_set_int32_item(cdciDescriptorSet, &MXF_ITEM_K(GenericPictureEssenceDescriptor, SampledXOffset), 0));
CHK_ORET(mxf_set_int32_item(cdciDescriptorSet, &MXF_ITEM_K(GenericPictureEssenceDescriptor, SampledYOffset), 0));
CHK_ORET(mxf_set_uint32_item(cdciDescriptorSet, &MXF_ITEM_K(GenericPictureEssenceDescriptor, DisplayHeight), 288));
CHK_ORET(mxf_set_uint32_item(cdciDescriptorSet, &MXF_ITEM_K(GenericPictureEssenceDescriptor, DisplayWidth), 720));
CHK_ORET(mxf_set_int32_item(cdciDescriptorSet, &MXF_ITEM_K(GenericPictureEssenceDescriptor, DisplayXOffset), 0));
CHK_ORET(mxf_set_int32_item(cdciDescriptorSet, &MXF_ITEM_K(GenericPictureEssenceDescriptor, DisplayYOffset), 0));
CHK_ORET(mxf_set_uint8_item(cdciDescriptorSet, &MXF_ITEM_K(GenericPictureEssenceDescriptor, FrameLayout), 1));
CHK_ORET(mxf_alloc_array_item_elements(cdciDescriptorSet, &MXF_ITEM_K(GenericPictureEssenceDescriptor, VideoLineMap), 4, 2, &arrayElement));
mxf_set_int32(23, arrayElement);
mxf_set_int32(335, &arrayElement[4]);
CHK_ORET(mxf_set_rational_item(cdciDescriptorSet, &MXF_ITEM_K(GenericPictureEssenceDescriptor, AspectRatio), &aspectRatio));
CHK_ORET(mxf_set_uint32_item(cdciDescriptorSet, &MXF_ITEM_K(GenericPictureEssenceDescriptor, ImageAlignmentOffset), 1));
CHK_ORET(mxf_set_uint32_item(cdciDescriptorSet, &MXF_ITEM_K(CDCIEssenceDescriptor, ComponentDepth), 8));
CHK_ORET(mxf_set_uint32_item(cdciDescriptorSet, &MXF_ITEM_K(CDCIEssenceDescriptor, HorizontalSubsampling), 2));
CHK_ORET(mxf_set_uint32_item(cdciDescriptorSet, &MXF_ITEM_K(CDCIEssenceDescriptor, VerticalSubsampling), 1));
CHK_ORET(mxf_set_uint8_item(cdciDescriptorSet, &MXF_ITEM_K(CDCIEssenceDescriptor, ColorSiting), 4));
CHK_ORET(mxf_set_uint32_item(cdciDescriptorSet, &MXF_ITEM_K(CDCIEssenceDescriptor, BlackRefLevel), 16));
CHK_ORET(mxf_set_uint32_item(cdciDescriptorSet, &MXF_ITEM_K(CDCIEssenceDescriptor, WhiteReflevel), 235));
CHK_ORET(mxf_set_uint32_item(cdciDescriptorSet, &MXF_ITEM_K(CDCIEssenceDescriptor, ColorRange), 225));
CHK_ORET(mxf_get_item(cdciDescriptorSet, &MXF_ITEM_K(FileDescriptor, ContainerDuration), &durationItem5));
CHK_ORET(mxf_set_int32_item(cdciDescriptorSet, &MXF_ITEM_K(GenericPictureEssenceDescriptor, ResolutionID), resolutionID));
CHK_ORET(mxf_set_int32_item(cdciDescriptorSet, &MXF_ITEM_K(GenericPictureEssenceDescriptor, FrameSampleSize), frameSize));
CHK_ORET(mxf_set_int32_item(cdciDescriptorSet, &MXF_ITEM_K(GenericPictureEssenceDescriptor, ImageSize), 0));
CHK_ORET(mxf_get_item(cdciDescriptorSet, &MXF_ITEM_K(GenericPictureEssenceDescriptor, ImageSize), &imageSizeItem));
/* Preface - ContentStorage - EssenceContainerData */
CHK_ORET(mxf_create_set(headerMetadata, &MXF_SET_K(EssenceContainerData), &essContainerDataSet));
CHK_ORET(mxf_add_array_item_strongref(contentStorageSet, &MXF_ITEM_K(ContentStorage, EssenceContainerData), essContainerDataSet));
CHK_ORET(mxf_set_umid_item(essContainerDataSet, &MXF_ITEM_K(EssenceContainerData, LinkedPackageUID), &sourcePackageUMID));
CHK_ORET(mxf_set_uint32_item(essContainerDataSet, &MXF_ITEM_K(EssenceContainerData, IndexSID), indexSID));
CHK_ORET(mxf_set_uint32_item(essContainerDataSet, &MXF_ITEM_K(EssenceContainerData, BodySID), bodySID));
/* write the header metadata with Avid extensions */
CHK_ORET((headerMetadataPos = mxf_file_tell(mxfFile)) >= 0);
CHK_ORET(mxf_mark_header_start(mxfFile, headerPartition));
CHK_ORET(mxf_avid_write_header_metadata(mxfFile, headerMetadata, headerPartition));
CHK_ORET(mxf_fill_to_kag(mxfFile, headerPartition));
CHK_ORET(mxf_mark_header_end(mxfFile, headerPartition));
/* write the body partition pack */
CHK_ORET(mxf_append_new_from_partition(&partitions, headerPartition, &bodyPartition));
bodyPartition->key = MXF_PP_K(ClosedComplete, Body);
bodyPartition->kagSize = 0x200;
bodyPartition->bodySID = bodySID;
CHK_ORET(mxf_write_partition(mxfFile, bodyPartition));
CHK_ORET(mxf_fill_to_kag(mxfFile, bodyPartition));
/* write the DV-50 essence element */
CHK_ORET(mxf_open_essence_element_write(mxfFile, &MXF_EE_K(DVClipWrapped), 8, 0, &essenceElement));
while (!done)
{
size_t numRead = fread(buffer, 1, essenceBufferSize, dv50File);
if (numRead < essenceBufferSize)
{
if (!feof(dv50File))
{
fprintf(stderr, "Failed to read bytes from dv50 file\n");
return 0;
}
done = 1;
}
CHK_ORET(mxf_write_essence_element_data(mxfFile, essenceElement, buffer, (uint32_t)numRead));
}
duration = essenceElement->totalLen / frameSize;
imageSize = (int32_t)essenceElement->totalLen;
CHK_ORET(mxf_finalize_essence_element_write(mxfFile, essenceElement));
mxf_close_essence_element(&essenceElement);
CHK_ORET(mxf_fill_to_kag(mxfFile, bodyPartition));
/* write the footer partition pack */
CHK_ORET(mxf_append_new_from_partition(&partitions, headerPartition, &footerPartition));
footerPartition->key = MXF_PP_K(ClosedComplete, Footer);
footerPartition->kagSize = 0x200;
footerPartition->indexSID = indexSID;
CHK_ORET(mxf_write_partition(mxfFile, footerPartition));
CHK_ORET(mxf_fill_to_kag(mxfFile, footerPartition));
/* write the index table segment */
CHK_ORET(mxf_mark_index_start(mxfFile, footerPartition));
CHK_ORET(mxf_create_index_table_segment(&indexSegment));
indexSegment->instanceUID = indexSegmentUUID;
indexSegment->indexEditRate = editRate;
indexSegment->indexStartPosition = 0;
indexSegment->indexDuration = duration;
indexSegment->editUnitByteCount = frameSize;
indexSegment->indexSID = indexSID;
indexSegment->bodySID = bodySID;
indexSegment->sliceCount = 0;
indexSegment->posTableCount = 0;
indexSegment->deltaEntryArray = NULL;
indexSegment->indexEntryArray = NULL;
CHK_ORET(mxf_write_index_table_segment(mxfFile, indexSegment));
CHK_ORET(mxf_fill_to_kag(mxfFile, footerPartition));
CHK_ORET(mxf_mark_index_end(mxfFile, footerPartition));
/* write the random index pack */
CHK_ORET(mxf_write_rip(mxfFile, &partitions));
/* update and re-write the header metadata */
/* Note: the size will not change so it is safe to re-write */
CHK_ORET(mxf_set_length_item(durationItem1->set, &durationItem1->key, duration));
CHK_ORET(mxf_set_length_item(durationItem2->set, &durationItem2->key, duration));
CHK_ORET(mxf_set_length_item(durationItem3->set, &durationItem3->key, duration));
CHK_ORET(mxf_set_length_item(durationItem4->set, &durationItem4->key, duration));
CHK_ORET(mxf_set_length_item(durationItem5->set, &durationItem5->key, duration));
CHK_ORET(mxf_set_int32_item(imageSizeItem->set, &imageSizeItem->key, imageSize));
CHK_ORET(mxf_file_seek(mxfFile, headerMetadataPos, SEEK_SET));
CHK_ORET(mxf_mark_header_start(mxfFile, headerPartition));
CHK_ORET(mxf_avid_write_header_metadata(mxfFile, headerMetadata, headerPartition));
CHK_ORET(mxf_fill_to_kag(mxfFile, headerPartition));
CHK_ORET(mxf_mark_header_end(mxfFile, headerPartition));
/* update the partitions */
CHK_ORET(mxf_update_partitions(mxfFile, &partitions));
/* free memory resources */
mxf_free_index_table_segment(&indexSegment);
mxf_clear_file_partitions(&partitions);
mxf_free_header_metadata(&headerMetadata);
mxf_free_data_model(&dataModel);
return 1;
}
int archive_mxf_read_footer_metadata(const char* filename, MXFDataModel* dataModel, MXFHeaderMetadata** headerMetadata)
{
MXFPageFile* mxfPageFile = NULL;
MXFFile* mxfFile = NULL;
MXFRIP rip;
MXFRIPEntry* lastRIPEntry = NULL;
mxfKey key;
uint8_t llen;
uint64_t len;
MXFPartition* footerPartition = NULL;
int result = 0;
MXFHeaderMetadata* newHeaderMetadata = NULL;
memset(&rip, 0, sizeof(rip));
/* open MXF file */
if (strstr(filename, "%d") != NULL)
{
CHK_OFAIL_NOMSG(mxf_page_file_open_read(filename, &mxfPageFile));
mxfFile = mxf_page_file_get_file(mxfPageFile);
}
else
{
CHK_OFAIL_NOMSG(mxf_disk_file_open_read(filename, &mxfFile));
}
/* read the RIP */
CHK_OFAIL_NOMSG(mxf_read_rip(mxfFile, &rip));
/* read footer partition pack */
CHK_OFAIL_NOMSG((lastRIPEntry = (MXFRIPEntry*)mxf_get_last_list_element(&rip.entries)) != NULL);
CHK_OFAIL_NOMSG(mxf_file_seek(mxfFile, mxf_get_runin_len(mxfFile) + lastRIPEntry->thisPartition, SEEK_SET));
CHK_OFAIL_NOMSG(mxf_read_kl(mxfFile, &key, &llen, &len));
CHK_OFAIL_NOMSG(mxf_is_partition_pack(&key));
result = 2; /* the file is complete and the presence, or not, of the header metadata will not change */
*headerMetadata = NULL;
CHK_OFAIL_NOMSG(mxf_is_footer_partition_pack(&key));
CHK_OFAIL_NOMSG(mxf_read_partition(mxfFile, &key, &footerPartition));
/* read the header metadata */
CHK_OFAIL_NOMSG(mxf_read_next_nonfiller_kl(mxfFile, &key, &llen, &len));
CHK_OFAIL_NOMSG(mxf_is_header_metadata(&key));
CHK_OFAIL_NOMSG(mxf_create_header_metadata(&newHeaderMetadata, dataModel));
CHK_OFAIL_NOMSG(mxf_read_header_metadata(mxfFile, newHeaderMetadata,
footerPartition->headerByteCount, &key, llen, len));
mxf_free_partition(&footerPartition);
mxf_clear_rip(&rip);
mxf_file_close(&mxfFile);
*headerMetadata = newHeaderMetadata;
newHeaderMetadata = NULL;
return 1;
fail:
mxf_free_header_metadata(&newHeaderMetadata);
mxf_free_partition(&footerPartition);
mxf_clear_rip(&rip);
mxf_file_close(&mxfFile);
return result;
}