{"_id":"NgrqM9f65QjgwG9F7","bibbaseid":"furht-layeredaccesscontrolformpeg4finegranularityscalablevideo-2008","authorIDs":[],"bibdata":{"bibtype":"incollection","type":"incollection","title":"Layered Access Control for Mpeg-4 Fine Granularity Scalable Video","copyright":"©2008 Springer-Verlag","isbn":"978-0-387-74724-8 978-0-387-78414-4","url":"http://link.springer.com/referenceworkentry/10.1007/978-0-387-78414-4_34","abstract":"DefinitionAn encryption scheme enabling fine granularity scalable access control of multimedia with a single encrypted code stream.When it comes to the transmission of video, it is often desired that the data is encoded in a scalable manner, i.e., various quality representations can be extracted from a single code stream. Traditional encryption method may destroy the scalability of the original code stream. Layered Access Control (LAC) for MPEG-4 Fine Granularity Scalable (FGS) video preserves scalabilities in a cipherstream, controls the access to each quality layer with different keys, and supports multiple access types (PSNR and bitrate) simultaneously [1]. This provides support for business models in which a consumer pays according to the quality of service he or she requests. PSNR layers are usually used for quality-based access such as local play, while bitrate layers are used for streaming and other applications where bandwidth constraints are of a major concern. ...","language":"en","urldate":"2016-05-03","booktitle":"Encyclopedia of Multimedia","publisher":"Springer US","editor":[{"propositions":[],"lastnames":["Furht"],"firstnames":["Borko"],"suffixes":[]}],"year":"2008","note":"00000","pages":"412–412","bibtex":"@incollection{furht_layered_2008,\n\ttitle = {Layered {Access} {Control} for {Mpeg}-4 {Fine} {Granularity} {Scalable} {Video}},\n\tcopyright = {©2008 Springer-Verlag},\n\tisbn = {978-0-387-74724-8 978-0-387-78414-4},\n\turl = {http://link.springer.com/referenceworkentry/10.1007/978-0-387-78414-4_34},\n\tabstract = {DefinitionAn encryption scheme enabling fine granularity scalable access control of multimedia with a single encrypted code stream.When it comes to the transmission of video, it is often desired that the data is encoded in a scalable manner, i.e., various quality representations can be extracted from a single code stream. Traditional encryption method may destroy the scalability of the original code stream. Layered Access Control (LAC) for MPEG-4 Fine Granularity Scalable (FGS) video preserves scalabilities in a cipherstream, controls the access to each quality layer with different keys, and supports multiple access types (PSNR and bitrate) simultaneously [1]. This provides support for business models in which a consumer pays according to the quality of service he or she requests. PSNR layers are usually used for quality-based access such as local play, while bitrate layers are used for streaming and other applications where bandwidth constraints are of a major concern. ...},\n\tlanguage = {en},\n\turldate = {2016-05-03},\n\tbooktitle = {Encyclopedia of {Multimedia}},\n\tpublisher = {Springer US},\n\teditor = {Furht, Borko},\n\tyear = {2008},\n\tnote = {00000},\n\tpages = {412--412}\n}\n\n","editor_short":["Furht, B."],"key":"furht_layered_2008","id":"furht_layered_2008","bibbaseid":"furht-layeredaccesscontrolformpeg4finegranularityscalablevideo-2008","role":"editor","urls":{"Paper":"http://link.springer.com/referenceworkentry/10.1007/978-0-387-78414-4_34"},"downloads":0,"html":""},"bibtype":"incollection","biburl":"http://www.telemidia.puc-rio.br/~alan/files/all.bib","creationDate":"2020-03-03T14:08:15.160Z","downloads":0,"keywords":[],"search_terms":["layered","access","control","mpeg","fine","granularity","scalable","video"],"title":"Layered Access Control for Mpeg-4 Fine Granularity Scalable Video","year":2008,"dataSources":["jAxurbvLP8q5LTdLa"]}