A tantárgyleírás hatályossága
Hatályosság kezdete:
2026. March 21.
Hatályosság vége:
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| Subject name (Hungarian, English) |
Médiafolyam technikák
Media Streaming
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| Subject code | BMEVIEEM243 | ||||||||||||
| Subject type | — | ||||||||||||
| Training Level | — | ||||||||||||
| Course types and hours (weekly/semester) |
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| Assessment type | vizsga | ||||||||||||
| Credits | 4 | ||||||||||||
| Subject coordinator |
DR. Hosszú Gábor
position: egyetemi docens
contact:
hosszu.gabor@vik.bme.hu
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| Responsible department |
Elektronikus Eszközök Tanszéke
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| Faculty | Villamosmérnöki és Informatikai Kar | ||||||||||||
| Subject website | — | ||||||||||||
| Primary curriculum type | — | ||||||||||||
| Direct prerequisites – Strong prerequisite | none | ||||||||||||
| Direct prerequisites – Weak prerequisite | none | ||||||||||||
| Direct prerequisites – Parallel prerequisite | none | ||||||||||||
| Direct prerequisites – Milestone prerequisite | none | ||||||||||||
| Direct prerequisites – Exclusion | none |
Objectives
Programme
Fundamentals of the media streaming:
- Networking infrastructure, unicasting, multicasting
- Architecture of the media services, e.g. RTP – Real-time Transport Protocol, RTSP – Real-Time Streaming Protocol, MMS, HTTP; MPEG2-TS, ASF, etc.
- Video compressing methods, e.g. DivX, Xvid, libavcodec family, H.264 implementations, x264, Quicktime, Nero Digital, Elecard etc.
- Stream serves: Helix, Quicktime és Darwin, Windows Media Services, Videolan, Clipstream, Flumotion, Flash Media Server and clients: RealPlayer, Quicktime player, Windows MediaPlayer, VLC
- Adaptivity of the media server systems (scalable codecs, transcoding, etc.)
Service architecture based on media streaming:
- IP TV, P2P tv, web-based broadcasting, WebTV, interactive television
- Personal broadcasting systems: YouTube, Videa, Index video, and peercasting
- Network based games: MMORPG, MMORTS. Scalability.
- Social networks, Web 2.0 service architecture, video chat, video-based monitoring systems
- quality insurance, online quality monitoring technics, algorithms
- Challenges of the commercial services: accounting, ads, etc.
The aim of the subject is introducing the Internet based media streaming technics, inlcuding the network level supports of the real-time streaming, e.g. the IP multicast.
Learning outcomes
Ez a tantárgy a KKK rendeletben meghatározott, következő kompetenciák fejlesztését szolgálja:
Knowledge
No learning outcomes recorded.
Skills
No learning outcomes recorded.
Attitudes
No learning outcomes recorded.
Autonomy and responsibility
No learning outcomes recorded.
Oktatási módszertan
3 hours/week lectures and computer based demonstration with examples.
Tanulástámogató anyagok
Online források
Handouts.; Optional:; Z. Czirkos, G. Hosszú: “Usage of Broadcast Messaging in a Distributed Hash Table for Intrusion Detection” chapter in book, Privacy, Intrusion Detection, and Response: Technologies for Protecting Networks, First edition, Editor: Dr. Peyman Kabiri, publisher: IGI Global, Information Science Reference, 2011, pp. 77-93. ISBN: 1609608364.; G. Hosszú: “Reliability Issues of the Multicast-based Mediacommunication” chapter in book, Encyclopedia of Multimedia Technology and Networking, Editor: Margherita Pagani, Idea Group Reference, Hershey, USA, 2005, ISBN: 1-59140-561-0, pp. 875-881.; G. Hosszú: “Current Multicast Technology” chapter in book, Encyclopedia of Information Science and Information Technology, Vol. I-V., Editor: Mehdi Khosrow-Pour, Idea Group Reference, Hershey, USA, 2005, ISBN: 1-59140-553-X, pp. 660-667.; G. Hosszú: “Introduction to Multicast Technology” chapter in book, Multimedia Networking: Technology, Management & Applications, Editor: Syed Mahbubur Rahman, Idea Group Publishing, Hershey, USA, 2001, ISBN: 1-930708-14-9, pp. 369-411.; Georgios Michaelides & Gábor Hosszú, “Privacy and; Security for Virtual Communities and Social Networks”, Examining the; Concepts, Issues, and Implications of Internet Trolling, 2013, Hershey: IGI-Global, ed.; Jonathan Bishop, 368 pages, ISBN13: 9781466628038, DOI:; 10.4018/978-1-4666-2803-8.ch325, pp.19-31, http://www.igi-global.com/chapter/privacy-security-virtual-communities-social/74105; Security for Virtual Communities and Social Networks”, Virtual Communities:; Concepts, Methodologies, Tools and Applications (4 vol), 2011, Hershey: IGI-Global, ed.; Information Resources Management Association, 2930 pages, ISBN13: 978-1609601003, DOI:; 10.4018/978-1-60960-100-3.ch325, pp.1051-1062, http://www.igi-global.com/viewtitlesample.aspx?id=48723&ptid=41909&t=privacy+and+security+for+virtual+communities+and+social+networks;
Recommended preliminary knowledge for completing the subject
Knowledge type competencies
(azon előzetes ismeretek összessége, amelyek megléte nem kötelező, de a tantárgy eredményes teljesítését nagyban elősegíti)
Computer Networks
Skill type competencies
(azon előzetes képességek és készségek összessége, amelyek megléte nem kötelező, de a tantárgy eredményes teljesítését nagyban elősegíti)
nincs
Recommended (non-compulsory) preliminary competencies
(azon ajánlott (nem kötelező) előzetesen megszerzendő kompetenciák összessége, amelyek jelentősen hozzájárulnak a tantárgy eredményes teljesítéséhez)
Computer Networks
General rules
Requirements:
Requirement for the signature: final mark >= 2 (satisfactory).
Final mark is based on the result of the mid-term test.
Threshold for satisfactory results: minimum 40% of the maximal score.
b. In the examination period: n.a.
c. Exam before the examination period: possible.
Additional possibilities:
One midterm test.
Assessment methods
In-term assessments
No detailed assessments provided.
Weight of in-term assessments
No weights provided.
Exam-period assessments
No detailed assessments provided.
Weight of exam elements
No weights provided.
Grade calculation
No grade thresholds provided.
Attendance requirements
No attendance requirements provided.
Rules for retake and resubmission
Not provided.
Short description
Not provided.
Detailed description
Not provided.
Recommended courses
-
Workload to complete the subject
No workload breakdown provided.
Validity of subject requirements
Requirements valid from:
—
Requirements valid until:
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Curriculum placement
No curriculum placements recorded for this subject version.