{"guid":"bde964f6-410d-412f-a4fa-71a7e8315496","title":"Free Software Virtual Singer","subtitle":"Dehumanize the Human Voice","slug":"froscon2016-1723-free_software_virtual_singer","link":null,"description":"Virtual Singers such as \u003ca href=\"https://en.wikipedia.org/wiki/Hatsune_Miku\"\u003eHatsune Miku\u003c/a\u003e are very popular in Japan.  \nBefore that there was also an \u003ca href=\"https://en.wikipedia.org/wiki/MBROLA\"\u003eMBROLA\u003c/a\u003e-based Virtual Singer called Melissa and\na multilingual formant synthesizer called Virtual Singer by the French company Myriad.\nAll those Virtual Singers are based on proprietary software, until recently there was no free replacement. \nIn 2011 I discovered that the \u003ca href=\"http://www.mtg.upf.edu/\"\u003eMusic Technology Group\u003c/a\u003e had released their Spectral Modeling Synthesis library under the GNU GPL,\nand I decided to use that one in my own \u003ca href=\"https://en.wikipedia.org/wiki/Utau\"\u003eUTAU\u003c/a\u003e compatible resampler.","original_language":"eng","persons":["Tobias Platen"],"view_count":503,"promoted":false,"date":"2016-08-20T14:00:00.000+02:00","release_date":"2016-08-20T02:00:00.000+02:00","updated_at":"2026-04-19T18:00:05.428+02:00","tags":["Is this the real life, is this just fantasy?"],"length":2841,"duration":2841,"thumb_url":"https://static.media.ccc.de/media/events/froscon/2016/1723-hd.jpg","poster_url":"https://static.media.ccc.de/media/events/froscon/2016/1723-hd_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/froscon/2016/bde964f6-410d-412f-a4fa-71a7e8315496-timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/froscon/2016/bde964f6-410d-412f-a4fa-71a7e8315496-thumbnails.vtt","frontend_link":"https://media.ccc.de/v/froscon2016-1723-free_software_virtual_singer","url":"https://api.media.ccc.de/public/events/bde964f6-410d-412f-a4fa-71a7e8315496","conference_title":"FrOSCon 2016","conference_url":"https://api.media.ccc.de/public/conferences/froscon2016","related":[{"event_id":224,"event_guid":"import-2cc6115def2f9d86e2","weight":1},{"event_id":348,"event_guid":"import-3673b1772b6aa8b7e1","weight":1},{"event_id":636,"event_guid":"import-d3c5d3252def4c998f","weight":1},{"event_id":2018,"event_guid":"NcH7TwKoQARNQ2auG050Wg","weight":1},{"event_id":2414,"event_guid":"b27fffbe-258a-4bc9-a27c-f7558bcba446","weight":1},{"event_id":2416,"event_guid":"629d6355-cea6-4ada-a223-a57c4c7b14da","weight":1},{"event_id":2581,"event_guid":"3a151ea9-1ce0-4546-a617-123207864de7","weight":1},{"event_id":2592,"event_guid":"7cc647b6-2514-47eb-9360-75dbdb836520","weight":1},{"event_id":2595,"event_guid":"6c89e5be-fc58-4c69-a281-3a7775b78f42","weight":3},{"event_id":2598,"event_guid":"68942be0-cb7d-4460-ac03-0ee7c1b18e20","weight":1},{"event_id":2600,"event_guid":"bbb86613-c4df-42df-a010-6691a3b40e7f","weight":1},{"event_id":2619,"event_guid":"cbba409c-d155-4e0b-b681-fdc66e514611","weight":1},{"event_id":2626,"event_guid":"ec53c07b-2519-4c4d-a23a-a4f3cfa67883","weight":1},{"event_id":2632,"event_guid":"0df91965-384c-4816-ae9a-d4fe5ea58dfe","weight":1},{"event_id":2705,"event_guid":"55fccc39-c1bb-4d05-aa95-7188ad229f56","weight":1},{"event_id":2809,"event_guid":"0417a69e-87af-43f9-abbb-0f0666bfda3e","weight":1},{"event_id":2868,"event_guid":"0549d204-604a-46c5-92a2-e64b85aa9892","weight":1},{"event_id":2880,"event_guid":"72ad2630-b736-4d4c-8ea1-d982076426bc","weight":1},{"event_id":2958,"event_guid":"2714ce2a-4930-436e-b1e4-b461a6a79a15","weight":1},{"event_id":3171,"event_guid":"oWSnX3jCppg3FvmJY0Xn9Q","weight":1},{"event_id":3330,"event_guid":"20b3fa66-1288-58a1-bb62-0c240c82e929","weight":2},{"event_id":3356,"event_guid":"f2441a62-9871-573d-9852-acd7191b974f","weight":1},{"event_id":3362,"event_guid":"b0c67d24-645a-5caa-bf6a-bc4f7ab88075","weight":1},{"event_id":3369,"event_guid":"bc4252d3-3aaa-502b-997a-7a329bdc7cfe","weight":1},{"event_id":3385,"event_guid":"74460321-01f0-4a03-b0fd-ae67143edfab","weight":1},{"event_id":3386,"event_guid":"02c20a13-fdf5-4fc3-a86a-dbb08a23ea20","weight":2},{"event_id":3390,"event_guid":"780f8f8e-9210-4bf6-8e0f-087b56bdd54c","weight":1},{"event_id":3391,"event_guid":"7aa3a3b6-3879-4d05-8b5a-0b72ba96343c","weight":2},{"event_id":3394,"event_guid":"d2389347-2fc0-41c9-8e42-96c1b3350995","weight":1},{"event_id":3396,"event_guid":"1b3d3055-e131-4157-8432-7d408be4ec2b","weight":2},{"event_id":3398,"event_guid":"22f1f4b9-d58a-4b07-b5ad-85048efb5f91","weight":1},{"event_id":3399,"event_guid":"9557846d-fd00-4415-9a8c-d069496ec527","weight":1},{"event_id":3403,"event_guid":"ca11e7f4-633d-4ae8-aff6-b1b90e15fc12","weight":1},{"event_id":3404,"event_guid":"927868f5-bec9-457b-85c1-e248d971dcc7","weight":1},{"event_id":3408,"event_guid":"e2114972-4a84-4dd5-8044-c6553b2d45ca","weight":1},{"event_id":3413,"event_guid":"9127c60b-892a-4583-bdbb-575f70dc140a","weight":1},{"event_id":3414,"event_guid":"d9b14733-50f1-423c-9d77-5985ffc5d5e2","weight":1},{"event_id":3416,"event_guid":"a2f1743e-e5cd-458b-bf2a-5f2797afe6a0","weight":1},{"event_id":3418,"event_guid":"e22d9cbc-8dfe-4b87-a0e0-56fb76a62511","weight":1},{"event_id":3428,"event_guid":"7d2ccfda-ae1f-47a9-8d0a-c1c6c270614a","weight":1},{"event_id":3430,"event_guid":"58fb896b-6a05-4bdf-ab5d-85fe2501c61e","weight":1},{"event_id":3431,"event_guid":"a60f0bd1-96c2-436e-a652-f04779a9a0ef","weight":1},{"event_id":3434,"event_guid":"8918cb01-0d95-4cf7-bcf2-db04e9ee8061","weight":1},{"event_id":3436,"event_guid":"bff919d7-0756-4e00-9901-9f9311415f9a","weight":1},{"event_id":3438,"event_guid":"ec1ceb0a-9da3-44f1-bf23-00c1d52486ff","weight":1},{"event_id":3441,"event_guid":"c1361990-afdb-4fe5-ad41-ea1e699d4b32","weight":1},{"event_id":3443,"event_guid":"9025f997-c99b-4998-8d48-5937f0f5dc90","weight":1},{"event_id":3447,"event_guid":"fc5be874-d531-4465-bdb6-68c9fabd16a4","weight":1},{"event_id":3454,"event_guid":"97e86b22-bd65-4ce7-9ba3-0fa6817cd715","weight":1},{"event_id":3458,"event_guid":"0cd76d0e-cdb3-4c3f-9ebc-0dd2918be905","weight":1},{"event_id":3461,"event_guid":"8e19cc1e-42d7-4832-a787-e9d81c717751","weight":1},{"event_id":3508,"event_guid":"b55b6342-e094-8cb0-c445-1d6a1be2e552","weight":1},{"event_id":3618,"event_guid":"fc959f0c-5e93-4b23-8a63-5b6478adb700","weight":1},{"event_id":3662,"event_guid":"8c32309e-7136-4899-8ee4-1558e63ad137","weight":1},{"event_id":3667,"event_guid":"6347d122-daf0-4b30-851c-32cac06bf6bd","weight":1},{"event_id":3833,"event_guid":"e17b93a7-1ac4-5770-95a8-7248f1376884","weight":2},{"event_id":3839,"event_guid":"385033fe-d217-0170-aca6-28dd05677c66","weight":1},{"event_id":3855,"event_guid":"868c1ce8-2592-4d61-8de9-e19e36e48fee","weight":1},{"event_id":3858,"event_guid":"39d3b2d0-6f82-4aa6-b0c0-6ae18caa2c3c","weight":1},{"event_id":3862,"event_guid":"7f97fb44-f121-4f16-8bf7-05800fb37bdf","weight":1},{"event_id":3863,"event_guid":"9d73617c-83e1-4457-ab0f-13a99ea57d0d","weight":1},{"event_id":3871,"event_guid":"09528c03-ddb7-4bcb-9d83-322c500918d5","weight":1},{"event_id":3872,"event_guid":"3cf7b135-9ebb-45a5-8870-d3a5550198de","weight":1},{"event_id":3898,"event_guid":"8b54f7fa-012e-4a13-a0cf-a07408e767bf","weight":1},{"event_id":3933,"event_guid":"3c930882-c4ad-4b8d-985d-0157d33986df","weight":1},{"event_id":3939,"event_guid":"d178ebda-e0e0-4831-82e5-a38c7f09b024","weight":1},{"event_id":3941,"event_guid":"2607e58e-cd97-47ba-94db-ce349be3f0c4","weight":2},{"event_id":3942,"event_guid":"ec1c7660-cf4a-46be-b0d7-7e0c2a956c0a","weight":1},{"event_id":3944,"event_guid":"c6b1fc76-2f70-4051-9767-46487ab457b3","weight":1},{"event_id":4432,"event_guid":"0956dee1-0ac8-4381-94d4-134c91e32e96","weight":1},{"event_id":4433,"event_guid":"dc9b4e9a-edc3-473a-bfde-81fd30604b81","weight":1},{"event_id":4435,"event_guid":"9645858e-a653-4811-9400-5f5e390b0fd7","weight":1},{"event_id":4451,"event_guid":"3601ef6a-6f6e-4476-8ea4-49506e63096a","weight":1},{"event_id":4766,"event_guid":"19b7e5d7-bba7-46da-afbc-f16d43fe395f","weight":1},{"event_id":4840,"event_guid":"21127aeb-fe1f-4506-a3f0-d747e20419a5","weight":1},{"event_id":4847,"event_guid":"6d9ee2da-4907-415f-84b4-61ecfa783895","weight":1},{"event_id":5765,"event_guid":"cc58e79c-5a9f-43cf-80da-6dca94b402c4","weight":1},{"event_id":5769,"event_guid":"76ad2dd9-6054-44b4-a969-eb8f1bf87d62","weight":1},{"event_id":5819,"event_guid":"4fd19ecd-d015-4329-b825-cd7bc6541674","weight":1}],"recordings":[{"size":83,"length":2841,"mime_type":"video/mp4","language":"eng","filename":"froscon16-1723-eng-Free_Software_Virtual_Singer_sd.mp4","state":"new","folder":"h264-sd","high_quality":false,"width":720,"height":576,"updated_at":"2016-08-20T23:37:48.467+02:00","recording_url":"https://cdn.media.ccc.de/events/froscon/2016/h264-sd/froscon16-1723-eng-Free_Software_Virtual_Singer_sd.mp4","url":"https://api.media.ccc.de/public/recordings/12334","event_url":"https://api.media.ccc.de/public/events/bde964f6-410d-412f-a4fa-71a7e8315496","conference_url":"https://api.media.ccc.de/public/conferences/froscon2016"},{"size":234,"length":2841,"mime_type":"video/mp4","language":"eng","filename":"froscon16-1723-eng-Free_Software_Virtual_Singer_hd.mp4","state":"new","folder":"h264-hd","high_quality":true,"width":1920,"height":1080,"updated_at":"2016-08-20T17:44:01.050+02:00","recording_url":"https://cdn.media.ccc.de/events/froscon/2016/h264-hd/froscon16-1723-eng-Free_Software_Virtual_Singer_hd.mp4","url":"https://api.media.ccc.de/public/recordings/12218","event_url":"https://api.media.ccc.de/public/events/bde964f6-410d-412f-a4fa-71a7e8315496","conference_url":"https://api.media.ccc.de/public/conferences/froscon2016"},{"size":90,"length":2841,"mime_type":"video/webm","language":"eng","filename":"froscon16-1723-eng-Free_Software_Virtual_Singer_webm-sd.webm","state":"new","folder":"webm-sd","high_quality":false,"width":720,"height":576,"updated_at":"2016-08-20T23:51:12.119+02:00","recording_url":"https://cdn.media.ccc.de/events/froscon/2016/webm-sd/froscon16-1723-eng-Free_Software_Virtual_Singer_webm-sd.webm","url":"https://api.media.ccc.de/public/recordings/12354","event_url":"https://api.media.ccc.de/public/events/bde964f6-410d-412f-a4fa-71a7e8315496","conference_url":"https://api.media.ccc.de/public/conferences/froscon2016"},{"size":43,"length":2834,"mime_type":"audio/mpeg","language":"eng","filename":"froscon16-1723-eng-Free_Software_Virtual_Singer.mp3","state":"new","folder":"mp3","high_quality":false,"width":0,"height":0,"updated_at":"2016-08-21T00:06:51.015+02:00","recording_url":"https://cdn.media.ccc.de/events/froscon/2016/mp3/froscon16-1723-eng-Free_Software_Virtual_Singer.mp3","url":"https://api.media.ccc.de/public/recordings/12388","event_url":"https://api.media.ccc.de/public/events/bde964f6-410d-412f-a4fa-71a7e8315496","conference_url":"https://api.media.ccc.de/public/conferences/froscon2016"},{"size":35,"length":2834,"mime_type":"audio/opus","language":"eng","filename":"froscon16-1723-eng-Free_Software_Virtual_Singer.opus","state":"new","folder":"opus","high_quality":false,"width":0,"height":0,"updated_at":"2016-08-21T00:10:00.346+02:00","recording_url":"https://cdn.media.ccc.de/events/froscon/2016/opus/froscon16-1723-eng-Free_Software_Virtual_Singer.opus","url":"https://api.media.ccc.de/public/recordings/12395","event_url":"https://api.media.ccc.de/public/events/bde964f6-410d-412f-a4fa-71a7e8315496","conference_url":"https://api.media.ccc.de/public/conferences/froscon2016"},{"size":278,"length":2841,"mime_type":"video/webm","language":"eng","filename":"froscon16-1723-eng-Free_Software_Virtual_Singer_webm-hd.webm","state":"new","folder":"webm-hd","high_quality":true,"width":1920,"height":1080,"updated_at":"2016-08-21T01:18:50.268+02:00","recording_url":"https://cdn.media.ccc.de/events/froscon/2016/webm-hd/froscon16-1723-eng-Free_Software_Virtual_Singer_webm-hd.webm","url":"https://api.media.ccc.de/public/recordings/12423","event_url":"https://api.media.ccc.de/public/events/bde964f6-410d-412f-a4fa-71a7e8315496","conference_url":"https://api.media.ccc.de/public/conferences/froscon2016"}]}