GB2564644B - Method and system of encoding a data stream according to a variable bitrate mode - Google Patents
Method and system of encoding a data stream according to a variable bitrate mode Download PDFInfo
- Publication number
- GB2564644B GB2564644B GB1711194.9A GB201711194A GB2564644B GB 2564644 B GB2564644 B GB 2564644B GB 201711194 A GB201711194 A GB 201711194A GB 2564644 B GB2564644 B GB 2564644B
- Authority
- GB
- United Kingdom
- Prior art keywords
- encoding
- data stream
- stream according
- variable bitrate
- bitrate mode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/115—Selection of the code volume for a coding unit prior to coding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/136—Incoming video signal characteristics or properties
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/162—User input
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/164—Feedback from the receiver or from the transmission channel
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
- H04N21/2365—Multiplexing of several video streams
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
- H04N21/23805—Controlling the feeding rate to the network, e.g. by controlling the video pump
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/266—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
- H04N21/2662—Controlling the complexity of the video stream, e.g. by scaling the resolution or bitrate of the video stream based on the client capabilities
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1711194.9A GB2564644B (en) | 2017-07-12 | 2017-07-12 | Method and system of encoding a data stream according to a variable bitrate mode |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1711194.9A GB2564644B (en) | 2017-07-12 | 2017-07-12 | Method and system of encoding a data stream according to a variable bitrate mode |
Publications (3)
Publication Number | Publication Date |
---|---|
GB201711194D0 GB201711194D0 (en) | 2017-08-23 |
GB2564644A GB2564644A (en) | 2019-01-23 |
GB2564644B true GB2564644B (en) | 2020-12-16 |
Family
ID=59676722
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1711194.9A Expired - Fee Related GB2564644B (en) | 2017-07-12 | 2017-07-12 | Method and system of encoding a data stream according to a variable bitrate mode |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2564644B (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1995028684A1 (en) * | 1994-04-14 | 1995-10-26 | Motorola Inc. | Device, method and system for variable bit-rate packet video communications |
WO1996028896A1 (en) * | 1995-03-15 | 1996-09-19 | The Chinese University Of Hong Kong | Method for compression of loss-tolerant data |
EP1091588A1 (en) * | 1999-04-23 | 2001-04-11 | Sony Corporation | Image encoder and its method |
WO2006099086A1 (en) * | 2005-03-10 | 2006-09-21 | Qualcomm Incorporated | Context-adaptive bandwidth adjustment in video rate control |
EP2262304A1 (en) * | 2004-05-13 | 2010-12-15 | Qualcomm Incorporated | Delivery of information over a communication channel |
-
2017
- 2017-07-12 GB GB1711194.9A patent/GB2564644B/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1995028684A1 (en) * | 1994-04-14 | 1995-10-26 | Motorola Inc. | Device, method and system for variable bit-rate packet video communications |
WO1996028896A1 (en) * | 1995-03-15 | 1996-09-19 | The Chinese University Of Hong Kong | Method for compression of loss-tolerant data |
EP1091588A1 (en) * | 1999-04-23 | 2001-04-11 | Sony Corporation | Image encoder and its method |
EP2262304A1 (en) * | 2004-05-13 | 2010-12-15 | Qualcomm Incorporated | Delivery of information over a communication channel |
WO2006099086A1 (en) * | 2005-03-10 | 2006-09-21 | Qualcomm Incorporated | Context-adaptive bandwidth adjustment in video rate control |
Also Published As
Publication number | Publication date |
---|---|
GB201711194D0 (en) | 2017-08-23 |
GB2564644A (en) | 2019-01-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20210712 |