int test_create_and_write(const char *filename) { MXFFile *mxfFile = NULL; uint8_t runin[RUNIN_LEN]; MXFFilePartitions partitions; MXFPartition *headerPartition = NULL; MXFPartition *bodyPartition1 = NULL; MXFPartition *bodyPartition2 = NULL; MXFPartition *footerPartition = NULL; if (!mxf_disk_file_open_new(filename, &mxfFile)) { mxf_log_error("Failed to create '%s'" LOG_LOC_FORMAT, filename, LOG_LOC_PARAMS); return 0; } mxf_initialise_file_partitions(&partitions); /* TEST */ /* write 8 bytes of runin */ memset(runin, 0, RUNIN_LEN); CHK_OFAIL(mxf_file_write(mxfFile, runin, RUNIN_LEN) == RUNIN_LEN); /* write the header pp */ CHK_OFAIL(mxf_append_new_partition(&partitions, &headerPartition)); headerPartition->key = MXF_PP_K(ClosedComplete, Header); headerPartition->indexSID = 1; CHK_OFAIL(mxf_append_partition_esscont_label(headerPartition, &MXF_EC_L(SD_Unc_625_50i_422_135_FrameWrapped))); CHK_OFAIL(mxf_append_partition_esscont_label(headerPartition, &MXF_EC_L(BWFFrameWrapped))); CHK_OFAIL(mxf_write_partition(mxfFile, headerPartition)); /* write empty header metadata */ CHK_OFAIL(mxf_mark_header_start(mxfFile, headerPartition)); CHK_OFAIL(mxf_allocate_space(mxfFile, 1024)); CHK_OFAIL(mxf_mark_header_end(mxfFile, headerPartition)); /* write the body pp 1 */ CHK_OFAIL(mxf_append_new_from_partition(&partitions, headerPartition, &bodyPartition1)); bodyPartition1->key = MXF_PP_K(ClosedComplete, Body); bodyPartition1->bodySID = 2; CHK_OFAIL(mxf_write_partition(mxfFile, bodyPartition1)); /* write the body pp 2, with KAG 256 */ CHK_OFAIL(mxf_append_new_from_partition(&partitions, headerPartition, &bodyPartition2)); bodyPartition2->key = MXF_PP_K(ClosedComplete, Body); bodyPartition2->bodySID = 3; bodyPartition2->kagSize = 256; CHK_OFAIL(mxf_write_partition(mxfFile, bodyPartition2)); CHK_OFAIL(mxf_fill_to_kag(mxfFile, bodyPartition2)); /* write the footer pp */ CHK_OFAIL(mxf_append_new_from_partition(&partitions, headerPartition, &footerPartition)); footerPartition->key = MXF_PP_K(ClosedComplete, Footer); footerPartition->indexSID = 1; CHK_OFAIL(mxf_write_partition(mxfFile, footerPartition)); /* write RIP */ CHK_OFAIL(mxf_write_rip(mxfFile, &partitions)); /* update the partitions */ CHK_OFAIL(mxf_update_partitions(mxfFile, &partitions)); mxf_file_close(&mxfFile); mxf_clear_file_partitions(&partitions); return 1; fail: mxf_file_close(&mxfFile); mxf_clear_file_partitions(&partitions); 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; }