Patent application number | Description | Published |
20090132599 | HIERARCHICAL AND REDUCED INDEX STRUCTURES FOR MULTIMEDIA FILES - Playback and distribution systems and methods for multimedia files are provided. The multimedia files are encoded with indexes associated with the content data of the multimedia files. Through the use of the indexes, playback of the content is enhanced without significantly increasing the file size of the multimedia file. | 05-21-2009 |
20090132721 | Chunk Header Incorporating Binary Flags and Correlated Variable-Length Fields - Playback and distribution systems and methods for multimedia files are provided. The multimedia files are encoded with flags associated with the content data of the multimedia files. Through the use of the flags, playback of the content is enhanced without significantly increasing the file size of the multimedia file. | 05-21-2009 |
20090136216 | System and Method for Playback of Partially Available Multimedia Content - Critical information or playback data is included in a media file thereby enabling multimedia content to be decoded and presented even when only some of the multimedia content is partially available. | 05-28-2009 |
20090169181 | APPLICATION ENHANCEMENT TRACKS - Systems and methods of providing enhanced digital media playback through application enhancement tracks are described. Application enhancement tracks are derived from the main content that they are associated with and are encoded to aid the performance of one or more functions related to the content, such as visual-search. | 07-02-2009 |
20090303241 | SYSTEMS AND METHODS FOR FONT FILE OPTIMIZATION FOR MULTIMEDIA FILES - Methods and systems of generating and displaying textual information for a multimedia file are provided. An optimized font file is created that matches the text data of the multimedia file and optionally a number of predetermined text characters. The optimized font file may also be further configured to conform to a specific memory and/or timing constraint. | 12-10-2009 |
20090307258 | MULTIMEDIA DISTRIBUTION AND PLAYBACK SYSTEMS AND METHODS USING ENHANCED METADATA STRUCTURES - A metadata systems and methods are provided that enhance the playback features of multimedia files. A metadata structure is used that includes metadata tags and objects to allow access to various data typically not available to most playback devices. | 12-10-2009 |
20100250532 | SINGULAR, COLLECTIVE AND AUTOMATED CREATION OF A MEDIA GUIDE FOR ONLINE CONTENT - Systems and methods are provided in which a content guide includes one or more tags associated with a single user, a group of users or a channel subscribed to by users that enables the retrieval of content for subsequent viewing and which can be supplemented by recommendations and data from other sources. | 09-30-2010 |
20110129202 | SYSTEM AND METHOD FOR DETERMINING BIT STREAM COMPATIBILITY - Systems and methods for determining whether a decoder can playback compressed video identified as being encoded with an operating profile and/or level unsupported by the decoder are shown. Systems and methods are described for playing back video encoded as an elementary bitstream, where the elementary bitstream has a specified encoding profile and satisfies at least one playback condition. A number of embodiments include a decoder that is incapable of playing back video encoded in accordance with the specified encoding profile. In addition, the decoder is configured to locate the specified encoding profile within the elementary bitstream. The decoder is also configured to determine whether the elementary bitstream satisfies the at least one playback condition in response to the location of the specified encoding profile within the elementary bitstream. Furthermore, the decoder is configured to commence playback of the elementary bitstream based upon the determination that the at least one playback condition is satisfied. | 06-02-2011 |
20110135090 | ELEMENTARY BITSTREAM CRYPTOGRAPHIC MATERIAL TRANSPORT SYSTEMS AND METHODS - Systems and methods for providing multimedia content from one process or component to another process or component over an unsecured connection are provided. One embodiment includes obtaining the cryptographic information, extracting the at least partially encrypted video data from the container file to create an elementary bitstream, enciphering the cryptographic information, inserting the cryptographic information in the elementary bitstream, providing the elementary bitstream to a video decoder, extracting the cryptographic information from the elementary bitstream at the video decoder, deciphering the cryptographic information, decrypting the elementary bitstream with the cryptographic information and decoding the elementary bitstream for rendering on a display device using the video decoder. | 06-09-2011 |
20120170642 | SYSTEMS AND METHODS FOR ENCODING TRICK PLAY STREAMS FOR PERFORMING SMOOTH VISUAL SEARCH OF MEDIA ENCODED FOR ADAPTIVE BITRATE STREAMING VIA HYPERTEXT TRANSFER PROTOCOL - Systems and methods for performing smooth visual search of media encoded for adaptive bitrate streaming using trick play streams are disclosed. One embodiment of the invention includes transcoding a selected portion of the source video into a portion of trick play stream video for inclusion in a trick play stream using the source encoder, where the portion of trick play stream video is encoded at a lower frame rate and a lower resolution than the source video, writing the trick play stream to a separate container file using the source encoder, and adding an entry to an index that identifies the location of each frame in the portion of trick play stream video within the container file containing the trick play stream. | 07-05-2012 |
20120170643 | SYSTEMS AND METHODS FOR ENCODING MEDIA INCLUDING SUBTITLES FOR ADAPTIVE BITRATE STREAMING - Systems and methods for adaptive bitrate streaming of media including subtitles utilizing HTTP in accordance with embodiments of the invention are disclosed. One embodiment of the invention includes selecting a portion of the source media using the source encoder, transcoding the selected portion of the source media into a plurality of alternative portions of encoded video, where each alternative portion is encoded using a different set of encoding parameters and commences with an intra frame at the start of a closed group of pictures (GOP), writing each of the alternative portions of encoded video to a separate container file using the source encoder, writing a subtitle stream segment from each subtitle track corresponding to the selected portion of the source media to a separate container file using the source encoder, and associating a font file with at least one of the container files containing subtitle stream segments. | 07-05-2012 |
20120170906 | SYSTEMS AND METHODS FOR ADAPTIVE BITRATE STREAMING OF MEDIA INCLUDING SUBTITLES - Systems and methods for adaptive bitrate streaming of media including subtitles utilizing Hypertext Transfer Protocol (HTTP) in accordance with embodiments of the invention are disclosed. One embodiment of the invention includes requesting and buffering portions of video from at least one of the alternative streams using a playback device, requesting information indicative of a font utilized by a font-rendering engine to render text from a selected subtitle stream, downloading at least one font file when the font is not present on the playback device, requesting and buffering at least a portion of the selected subtitle stream, decoding the buffered portions of video using a decoder on the playback device, rendering the portions of the subtitle stream corresponding to the buffered portion of video using a font-rendering engine configured by the at least one downloaded font file, and performing synchronized playback of the decoded video and rendered subtitles using the playback device. | 07-05-2012 |
20120170915 | SYSTEMS AND METHODS FOR PERFORMING SMOOTH VISUAL SEARCH OF MEDIA ENCODED FOR ADAPTIVE BITRATE STREAMING VIA HYPERTEXT TRANSFER PROTOCOL USING TRICK PLAY STREAMS - Systems and methods for performing smooth visual search of media encoded for adaptive bitrate streaming using trick play streams are disclosed. One embodiment of the invention includes requesting and buffering portions of video from at least one of the alternative streams using a playback device, decoding the buffered portions of video using a decoder on the playback device, receiving at least one user instruction directing the playback device to perform a visual search of the media, requesting and buffering portions of video from the trick play stream using the playback device, and decoding the buffered portions of the trick play stream using a decoder on the playback device. | 07-05-2012 |
20120173751 | SYSTEMS AND METHODS FOR ADAPTIVE BITRATE STREAMING OF MEDIA STORED IN MATROSKA CONTAINER FILES USING HYPERTEXT TRANSFER PROTOCOL - Systems and methods for adaptive bitrate streaming of media stored in Matroska container files utilizing Hypertext Transfer Potocol (HTTP) in accordance with embodiments of the invention are disclosed. In one embodiment, a processor configured, via a client application, to request portions of files from a remote server. In addition, the client application further configures the processor to retrieve top level index data that identifies a plurality of EBML container files and describes at least a maximum bitrate of the alternative streams contained within the EBML container files, parse the top level index data to obtain information identifying the plurality of EBML container files, request a portion of at least one of the EBML container files that contains the at least one element that specifies the encoding parameters of the stream contained within the EBML container file, retrieve an index that references each element containing portions of encoded video within at least one of the EBML container files, utilize the index to request portions of a first EBML container file that includes elements that contain portions of encoded video, receive and buffer the requested elements, decode the encoded video contained within the buffered elements utilizing the encoding parameters, measure current streaming conditions, and select another of the EBML container files from which to retrieve elements containing portions of encoded video for decoding, where the selection is based upon the measured streaming conditions and the description of the bitrate of the alternative stream contained within the top level data. | 07-05-2012 |
20130006869 | METHOD TO IDENTIFY CONSUMER ELECTRONICS PRODUCTS - Systems and methods for identifying consumer electronic products using a playback device with a product identifier in accordance with embodiments of the invention are disclosed. In one embodiment, a playback device includes a processor and memory configured to store a product identifier, where the product identifier is associated with a specific product and is associated with cryptographic information, wherein the processor is configured by a client application to request content from a server, communicate the product identifier to a server, and receive encrypted content accessible using cryptographic information including the cryptographic information associated with the product identifier. | 01-03-2013 |
20130007200 | SYSTEMS AND METHODS FOR DETERMINING AVAILABLE BANDWIDTH AND PERFORMING INITIAL STREAM SELECTION WHEN COMMENCING STREAMING USING HYPERTEXT TRANSFER PROTOCOL - Systems and methods for determining available bandwidth and performing initial stream selection when commencing adaptive bitrate streaming using Hypertext Transfer Protocol (HTTP) in accordance with embodiments of the invention are disclosed. One embodiment includes performing a bandwidth probe to obtain an estimate of the available bandwidth between a playback device and a remote server, where the bandwidth probe comprises the playback device requesting blocks of data of increasing size from the remote server until the time taken to download a requested block exceeds a predetermined threshold, selecting an initial stream from said plurality of streams of encoded media that are encoded at different maximum bitrates rates using the playback device based upon the maximum bitrates of the plurality of streams and the estimated available bandwidth, and commencing streaming of encoded media by requesting portions of the encoded media from the initial streams using the playback device. | 01-03-2013 |
20130007263 | Systems and Methods for Estimating Available Bandwidth and Performing Initial Stream Selection When Streaming Content - Systems and methods for determining available bandwidth and performing initial stream selection when commencing adaptive bitrate streaming using Hypertext Transfer Protocol (HTTP) in accordance with embodiments of the invention are disclosed. One embodiment of the invention includes measuring network bandwidth using a playback device, determining an initial network bandwidth estimate using the network bandwidth measurements, selecting an initial stream from said plurality of streams of encoded media that are encoded at different maximum bitrates rates using the playback device based upon the maximum bitrates of the plurality of streams and the initial bandwidth estimate; and commencing streaming of encoded media by requesting portions of the encoded media from the initial streams using the playback device. | 01-03-2013 |
20130007297 | Systems and Methods for Performing Multiphase Adaptive Bitrate Streaming - Multiphase adaptive bitrate streaming systems and methods in accordance with embodiments of the invention are disclosed. One embodiment of the invention includes a processor configured to request portions of files. In addition, the processor streams encoded media in a first operational phase utilizing a first set of stream switching conditions. When at least one phase transition criterion is satisfied, the client application configures the processor to transition to a second operational phase utilizing a second set of stream switching conditions. | 01-03-2013 |
20130007443 | SYSTEMS AND METHODS FOR IDENTIFYING CONSUMER ELECTRONIC PRODUCTS BASED ON A PRODUCT IDENTIFIER - Systems and methods for identifying consumer electronic products using a playback device with a product identifier in accordance with embodiments of the invention are disclosed. One embodiment includes a processor, and memory configured to store a product identifier, where the product identifier is associated with a specific product and is associated with cryptographic information, and user account data, where the user account data is associated with a user account. In addition, the processor is configured by an application to receive a request for registration from a playback device, receive a product identifier from the playback device, retrieve cryptographic information using the playback device, and send user account data to the playback device encrypted using at least the cryptographic information associated with the product identifier. | 01-03-2013 |
20130044821 | SYSTEMS AND METHODS FOR ENCODING SOURCE MEDIA IN MATROSKA CONTAINER FILES FOR ADAPTIVE BITRATE STREAMING USING HYPERTEXT TRANSFER PROTOCOL - Systems and methods for encoding source media in Matroska container files for adaptive bitrate streaming utilizing Hypertext Transfer Potocol (HTTP) in accordance with embodiments of the invention are disclosed. One embodiment of the invention includes a processor configured via a source encoding application to ingest at least one multimedia file containing a source video. In addition, the source encoding application further configures the processor to select a portion of the source video, transcode the selected portion of the source video into a plurality of alternative portions of encoded video, where each alternative portion is encoded using a different set of encoding parameters and commences with an intra frame starting a closed Group of Pictures (GOP), write each of the alternative portions of encoded video to an element of a different EBML container file, where each element is located within an EBML container file that also includes another element that indicates the encoding parameters used to encode the alternative portion of encoded video, and add an entry to at least one index that identifies the location of the element containing one of the alternative portions of encoded video within each of the EBML container files. | 02-21-2013 |
20130054960 | SYSTEMS AND METHODS FOR APPLICATION IDENTIFICATION - Systems and methods for application identification in accordance with embodiments of the invention are disclosed. In one embodiment, a user device includes a processor and memory configured to store an application, a session manager, an application identifier, and at least one shared library, and the processor is configured by the session manager to communicate the application identifier and the application identifier data to an authentication server and permit the execution of the application in response to authentication of the application by the authentication server. | 02-28-2013 |
20130055084 | HIERARCHICAL AND REDUCED INDEX STRUCTURES FOR MULTIMEDIA FILES - Playback and distribution systems and methods for multimedia files are provided. The multimedia files are encoded with indexes associated with the content data of the multimedia files. Through the use of the indexes, playback of the content is enhanced without significantly increasing the file size of the multimedia file. | 02-28-2013 |
20130058393 | Systems and Methods for Encoding and Streaming Video Encoded Using a Plurality of Maximum Bitrate Levels - Systems and methods for streaming and playing back video having a variety of resolutions, frame rates, and/or sample aspect ratios, where the video streams are encoded at one of a number of maximum bit rate levels, in accordance with embodiments of the invention are disclosed. One embodiment includes a processor, and storage containing data relating combinations of resolution and frame rates to maximum bitrates, where a plurality of resolution and frame rates that are related to the same maximum bitrate form a maximum bitrate level. In addition, an encoding application configures the processor to encode a video stream as a plurality of video streams having different resolutions and frame rates, where the target maximum bitrate used during the encoding is selected based upon the maximum bitrate levels of the resolution and frame rate combinations indicated within the data relating combinations of resolution and frame rates to maximum bitrates. | 03-07-2013 |
20130058480 | SYSTEMS AND METHODS FOR SAVING ENCODED MEDIA STREAMED USING ADAPTIVE BITRATE STREAMING - Systems and methods for saving encoded media streamed using adaptive bitrate streaming in accordance with embodiments of the invention are disclosed. In one embodiment of the invention, a playback device configured to perform adaptive bitrate streaming of media includes a video decoder application and a processor, where the video decoder application configures the processor to select a download stream from a set of alternative streams of video data, measure streaming conditions and request a stream of video data from the alternative streams of video data, receive portions of video data from the requested stream of video data, decode the received video data, save the received video data to memory, when the received video data is from the download stream and separately download and save the corresponding portion of video data from the download stream to memory, when the received video data is not from the download stream. | 03-07-2013 |
20130114944 | CHUNCK HEADER INCORPORATING BINARY FLAGS AND CORRELATED VARIABLE-LENGTH FIELDS - Playback and distribution systems and methods for multimedia files are provided. The multimedia files are encoded with flags associated with the content data of the multimedia files. Through the use of the flags, playback of the content is enhanced without significantly increasing the file size of the multimedia file. | 05-09-2013 |
20130287092 | Systems and Methods for Adaptive Streaming with Augmented Video Stream Transitions - Systems and methods for adaptive streaming with augmented video stream transitions in accordance with embodiments of the invention are disclosed. In one embodiment of the invention, a network client includes memory containing a video decoder application, an image processing application, and a client application and a processor, wherein the video decoder application configures the processor to decode video data for display, wherein the image processor application configures the processor to render an image for display, wherein the client application configures the processor to receive a first stream of video data, play the first stream of video data, detect a change in streaming conditions, request a second stream of video data, render an image for display, receive the second stream of video data, and play the second stream of video data, and coordinates the display of the image between the first stream of video and the second video stream. | 10-31-2013 |
20130291031 | Systems and Methods for Adaptive Streaming with Augmented Video Stream Transitions Using a Media Server - Systems and methods for adaptive streaming with augmented video stream transitions using a media server in accordance with embodiments of the invention are disclosed. In one embodiment of the invention, a media server includes multimedia content including a set of alternative streams of video data and a processor, wherein the processor is configured to receive a request to stream multimedia content, stream a first stream of video data, where the first stream of video data is one of the set of alternative streams of video data contained in the multimedia content, receive a request for a second stream of video data, where the second stream of video data is one of the set of alternative streams of video data contained in the multimedia content, transmit an image in response to the request for the second stream of video data, and stream the second stream of video data. | 10-31-2013 |
20130297602 | SINGULAR, COLLECTIVE AND AUTOMATED CREATION OF A MEDIA GUIDE FOR ONLINE CONTENT - Systems and methods are provided in which a content guide includes one or more tags associated with a single user, a group of users or a channel subscribed to by users that enables the retrieval of content for subsequent viewing and which can be supplemented by recommendations and data from other sources. | 11-07-2013 |
20130339855 | Systems and Methods for Adaptive Streaming Systems with Interactive Video Timelines - Systems and methods for adaptive streaming systems configured to generate interactive video timelines in accordance with embodiments of the invention are disclosed. In one embodiment of the invention, a method for selecting video to stream and playback using an interactive video timeline includes selecting a plurality of frames of video from a first stream of video data using a network client, displaying the plurality of frames of video in an interactive video timeline using the network client, selecting a playback frame of video data from the plurality of frames of video in the interactive video timeline using the network client, receiving a second stream of video data beginning from the playback frame of video data using the network client, and playing the second stream of video data using the network client. | 12-19-2013 |
20130347037 | SYSTEMS AND METHODS FOR PROVIDING A CUSTOMIZED PROGRAM LINEUP - Systems and methods for delivering content according to a customized program lineup are provided. A content source transmits a plurality of media assets in a first schedule according to scheduled transmission times. A processing device may receive a user input to receive the media assets in a second schedule different from the first schedule. When a request to access the content source is received, the processing device may automatically determine, based on the second schedule, whether the user has requested a different media asset than the originally-scheduled asset at the time of the request. If the user has requested a different media asset, the processing device may automatically receive and provide the different media asset instead of the originally-scheduled asset. | 12-26-2013 |
20140003502 | Systems and Methods for Decoding Video Encoded Using Predictions that Reference Higher Rate Video Sequences | 01-02-2014 |
20140003516 | SYSTEMS AND METHODS FOR FAST VIDEO STARTUP USING TRICK PLAY STREAMS | 01-02-2014 |
20140003523 | SYSTEMS AND METHODS FOR ENCODING VIDEO USING HIGHER RATE VIDEO SEQUENCES | 01-02-2014 |
20140003792 | SYSTEMS, METHODS, AND MEDIA FOR SYNCHRONIZING AND MERGING SUBTITLES AND MEDIA CONTENT | 01-02-2014 |
20140003799 | SYSTEMS AND METHODS FOR DECODING A VIDEO SEQUENCE ENCODED USING PREDICTIONS THAT INCLUDE REFERENCES TO FRAMES IN REFERENCE SEGMENTS FROM DIFFERENT VIDEO SEQUENCES | 01-02-2014 |
20140006635 | ADAPTIVE STREAMING OF MULTIMEDIA | 01-02-2014 |
20140052696 | SYSTEMS AND METHODS FOR VISUAL CATEGORIZATION OF MULTIMEDIA DATA - Systems and methods for presenting a visual representation of the multimedia genres in multimedia content over time are provided. In particular, a user may be presented with a temporal genre chart that depicts the amount of each multimedia genre contained in a selected multimedia content. The temporal genre chart may also depict the variation in the amount of each multimedia genre over the duration of the multimedia content. Such temporal genre charts may provide a more accurate overview of multimedia content to the user than typical single genre tags or limited content previews. | 02-20-2014 |
20140068096 | System and Method for Decreasing an Initial Buffering Period of an Adaptive Streaming System - System and methods for selecting one of the alternative streams of encoded media from a group of alternative streams of encoded media for use during start-up of playback of the encoded media in accordance with embodiments of this invention are disclosed. The systems and methods begin by determining an estimated stability period for a current bandwidth of a communicative connection between the playback device and a remote system providing the alternative streams of encoded. A test process is then performed on the streams of encoded media to select one of streams of encoded media that provides portions of said encoded media such that an underflow condition does not occur during the estimated stability period. The streaming of encoded media is then commenced by requesting the portions of encoded media be transmitted from the remote server using the selected stream. | 03-06-2014 |
20140081988 | SYSTEMS AND METHODS FOR FACILITATING COMMUNICATION BETWEEN USERS RECEIVING A COMMON MEDIA ASSET - Methods and systems are described herein for providing a media guidance application that identifies users accessing the same media asset, determines which users desire to communicate with each other, and provides an asset-integrated notification to each of the users desiring to communicate, facilitating communication between the users. For example, other users with a desire to communicate with an initial user that are accessing the same media asset as the initial user may be indicated by inserting a media element representative of the other users directly into the media asset watched by an initial user. | 03-20-2014 |
20140095504 | SYSTEMS AND METHODS FOR CATALOGING USER-GENERATED CONTENT - Systems and methods are described herein for cataloging user-generated content. In one embodiment, user-generated content is received, and metadata associated with the user-generated content may be captured. The metadata may be automatically analyzed to determine one or more common characteristics of the user generated content. For example, it may be determined that the user-generated content was recorded during a trip along a particular route, or during a period where the user was exhibiting stressful physiological signs. Groupings of user-generated content may be defined based on the common characteristics. Post-processing and file storage operations may be performed on the user-generated content associated with a grouping. Groupings may be selected for playback and the user-generated content may be streamed to a target device. | 04-03-2014 |
20140096269 | SYSTEMS AND METHODS FOR FAST STARTUP STREAMING OF ENCRYPTED MULTIMEDIA CONTENT - Methods and systems to allow for the streaming of media from a file server to a client, where the streaming occurs concurrently with the execution of an information security protocol. The security protocol allows the client to securely receive one or more keys that allow the client to access the media. This permits a user to access the media sooner than would otherwise be possible, while allowing timely performance of security related processing. | 04-03-2014 |
20140188937 | SYSTEMS, METHODS, AND MEDIA FOR CONTROLLING ACCESS TO MEDIA CONTENT - Systems, methods and media for controlling access to media content are provided. In some embodiments systems for controlling access to media content are provided, the systems comprising processing circuitry configured to: determine whether media content can be0 associated with a slot; associate the media content with the slot and resetting a counter for the slot when it is determined that the media content can be associated with the slot; determine whether the media content is associated with the slot; grant access to the media content and updating a count of accesses to the media content when it is determined that media content is associated with the slot; determine if access to the media content has expired; and prevent access to the media content when it is determined that the access to the media content has expired. | 07-03-2014 |
20140250473 | Systems and Methods for Performing Smooth Visual Search of Media Encoded for Adaptive Bitrate Streaming via Hypertext Transfer Protocol Using Trick Play Streams - Systems and methods for performing smooth visual search of media encoded for adaptive bitrate streaming using trick play streams are disclosed. One embodiment of the invention includes requesting and buffering portions of video from at least one of the alternative streams using a playback device, decoding the buffered portions of video using a decoder on the playback device, receiving at least one user instruction directing the playback device to perform a visual search of the media, requesting and buffering potions of video from the trick play stream using the playback device, and decoding the buffered portions of the trick play stream using a decoder on the playback device. | 09-04-2014 |
20140351574 | Systems and Methods for Application Identification - Systems and methods for application identification in accordance with embodiments of the invention are disclosed. In one embodiment, a user device includes a processor and memory configured to store an application, a session manager, an application identifier, and at least one shared library, and the processor is configured by the session manager to communicate the application identifier and the application identifier data to an authentication server and permit the execution of the application in response to authentication of the application by the authentication server. | 11-27-2014 |
20140355958 | Systems and Methods for Encoding Alternative Streams of Video for Playback on Playback Devices Having Predetermined Display Aspect Ratios and Network Connection Maximum Data Rates - Systems and methods for adaptive bitrate streaming of alternative streams of video encoded at resolution and sample aspect ratio combinations and maximum bitrates in accordance with embodiments of the invention are disclosed. In one embodiment of the invention, a source encoder configured to encode a source video stream as a plurality of alternative streams of video for playback on a playback device includes a processor configured to receive multimedia content including source video data having a primary resolution, a primary sample aspect ratio, and a primary frame rate and to encode the source video data as alternative streams of video, where the resolution and sample aspect ratio of at least one of the alternative streams of video are selected to have an aspect ratio that is the same as a predetermined display aspect ratio and at least one of the alternative streams is encoded at a maximum bitrate. | 12-04-2014 |
20140365651 | Systems and Methods for Estimating Available Bandwidth and Performing Initial Stream Selection When Streaming Content - Systems and methods for determining available bandwidth and performing initial stream selection when commencing adaptive bitrate streaming using Hypertext Transfer Protocol (HTTP) in accordance with embodiments of the invention are disclosed. One embodiment of the invention includes measuring network bandwidth using a playback device, determining an initial network bandwidth estimate using the network bandwidth measurements, selecting an initial stream from said plurality of streams of encoded media that are encoded at different maximum bitrates rates using the playback device based upon the maximum bitrates of the plurality of streams and the initial bandwidth estimate; and commencing streaming of encoded media by requesting portions of the encoded media from the initial streams using the playback device. | 12-11-2014 |
20140376720 | Elementary Bitstream Cryptographic Material Transport Systems and Methods - Systems and methods for providing multimedia content from one process or component to another process or component over an unsecured connection are provided. One embodiment includes obtaining the cryptographic information, extracting the at least partially encrypted video data from the container file to create an elementary bitstream, enciphering the cryptographic information, inserting the cryptographic information in the elementary bitstream, providing the elementary bitstream to a video decoder, extracting the cryptographic information from the elementary bitstream at the video decoder, deciphering the cryptographic information, decrypting the elementary bitstream with the cryptographic information and decoding the elementary bitstream for rendering on a display device using the video decoder. | 12-25-2014 |
20150058891 | SYSTEMS AND METHODS FOR PROVIDING A CUSTOMIZED PROGRAM LINEUP - Systems and methods for delivering content according to a customized program lineup are provided. A content source transmits a plurality of media assets in a first schedule according to scheduled transmission times. A processing device may receive a user input to receive the media assets in a second schedule different from the first schedule. When a request to access the content source is received, the processing device may automatically determine, based on the second schedule, whether the user has requested a different media asset than the originally-scheduled asset at the time of the request. If the user has requested a different media asset, the processing device may automatically receive and provide the different media asset instead of the originally-scheduled asset. | 02-26-2015 |
20150125131 | Chunk Header Incorporating Binary Flags and Correlated Variable-Length Fields - Playback and distribution systems and methods for multimedia files are provided. The multimedia files are encoded with flags associated with the content data of the multimedia files. Through the use of the flags, playback of the content is enhanced without significantly increasing the file size of the multimedia file. | 05-07-2015 |
20150189225 | FRAME-RATE CONVERSION IN A DISTRIBUTED COMPUTING SYSTEM - Described herein are, among other things, distributed processing methods and systems for frame rate conversion. In an embodiment, a transcoding management machine manages a distributed transcoding process, creating a plurality of video segments and assigning the video segments across a set of distributed transcoding resources for frame rate conversion. The management machine typically sends a given segment to a given transcoding resource along with instructions to convert the frame rate to a specified output frame rate. In addition, the management machine can send certain transcoding assistance information that preferably facilitates the frame rate change process and helps the transcoding resource to create a more accurate output segment. Hence, in some embodiments, each transcoding resource can perform its transcode job independently, but with reference to the input segment it is responsible for transcoding and the assistance information provided by the management machine. | 07-02-2015 |
20150281310 | Systems and Methods for Saving Encoded Media Streamed Using Adaptive Bitrate Streaming - Systems and methods for saving encoded media streamed using adaptive bitrate streaming in accordance with embodiments of the invention are disclosed. In one embodiment of the invention, a playback device configured to perform adaptive bitrate streaming of media includes a video decoder application and a processor, where the video decoder application configures the processor to select a download stream from a set of alternative streams of video data, measure streaming conditions and request a stream of video data from the alternative streams of video data, receive portions of video data from the requested stream of video data, decode the received video data, save the received video data to memory, when the received video data is from the download stream and separately download and save the corresponding portion of video data from the download stream to memory, when the received video data is not from the download stream. | 10-01-2015 |
20150289016 | SYSTEMS AND METHODS FOR PROVIDING A CUSTOMIZED PROGRAM LINEUP - Systems and methods for delivering content according to a customized program lineup are provided. A content source transmits a plurality of media assets in a first schedule according to scheduled transmission times. A processing device may receive a user input to receive the media assets in a second schedule different from the first schedule. When a request to access the content source is received, the processing device may automatically determine, based on the second schedule, whether the user has requested a different media asset than the originally-scheduled asset at the time of the request. If the user has requested a different media asset, the processing device may automatically receive and provide the different media asset instead of the originally-scheduled asset. | 10-08-2015 |
20150373421 | Elementary Bitstream Cryptographic Material Transport Systems and Methods - Systems and methods for providing multimedia content from one process or component to another process or component over an unsecured connection are provided. One embodiment includes obtaining the cryptographic information, extracting the at least partially encrypted video data from the container file to create an elementary bitstream, enciphering the cryptographic information, inserting the cryptographic information in the elementary bitstream, providing the elementary bitstream to a video decoder, extracting the cryptographic information from the elementary bitstream at the video decoder, deciphering the cryptographic information, decrypting the elementary bitstream with the cryptographic information and decoding the elementary bitstream for rendering on a display device using the video decoder. | 12-24-2015 |
20160048593 | SINGULAR, COLLECTIVE AND AUTOMATED CREATION OF A MEDIA GUIDE FOR ONLINE CONTENT - Systems and methods are provided in which a content guide includes one or more tags associated with a single user, a group of users or a channel subscribed to by users that enables the retrieval of content for subsequent viewing and which can be supplemented by recommendations and data from other sources. | 02-18-2016 |