Systems and methods for adaptive streaming of multimedia content
Granted: December 13, 2022
Patent Number:
11527264
The disclosed computer-implemented method includes determining that audio quality is to be adjusted for a multimedia streaming connection over which audio data and video data are being streamed to a content player. The audio data is streamed at a specified audio quality level and the video data is streamed at a specified video quality level. The method also includes determining that a specified minimum video quality level is to be maintained while adjusting the audio quality level. Still…
Feature generation for online/offline machine learning
Granted: December 6, 2022
Patent Number:
11522938
A system for utilizing models derived from offline historical data in online applications is provided. The system includes a processor and a memory storing machine-readable instructions for determining a set of contexts of the usage data, and for each of the contexts within the set of contexts, collecting service data from services supporting the media service and storing that service data in a database. The system performing an offline testing process by fetching service data for a…
Techniques for evaluating a video rate selection algorithm based on a greedy optimization of total download size over a completed streaming session
Granted: December 6, 2022
Patent Number:
11522935
In various embodiments, a hindsight application computes a total download size for a sequence of encoded chunks associated with a media title for evaluation of at least one aspect of a video streaming service. The hindsight application computes a feasible download end time associated with a source chunk of the media title based on a network throughput trace and a subsequent feasible download end time associated with a subsequent source chunk of the media title. The hindsight application…
Upstream fault detection
Granted: November 22, 2022
Patent Number:
11507488
Techniques are described for detecting faults in media content based on the behavior of users viewing the media content. Embodiments stream a first instance of media content to one or more users. The behavior of the one or more users is monitored while the users are viewing the streaming first instance of media content. Embodiments then determine whether the first instance of media content is faulty, based on the monitored behavior of the one or more users.
Source-consistent techniques for predicting absolute perceptual video quality
Granted: November 15, 2022
Patent Number:
11503304
In various embodiments, a perceptual quality application computes an absolute quality score for encoded video content. In operation, the perceptual quality application selects a model based on the spatial resolution of the video content from which the encoded video content is derived. The model associates a set of objective values for a set of objective quality metrics with an absolute quality score. The perceptual quality application determines a set of target objective values for the…
Techniques for modifying audiovisual media titles to improve audio transitions
Granted: November 15, 2022
Patent Number:
11503264
A playback application is configured to analyze audio frames associated with transitions between segments within a media title to identify one or more portions of extraneous audio. The playback application is configured to analyze the one or more portions of extraneous audio and then determine which of the one or more corresponding audio frames should be dropped. In doing so, the playback application can analyze a topology associated with the media title to determine whether any specific…
Display panel of a programmed computer system with a graphical user interface
Granted: November 1, 2022
Patent Number:
D968431
Differencing engine for digital forensics
Granted: October 25, 2022
Patent Number:
11483325
In various embodiments, a forensic scoping application analyzes host instances in order to detect anomalies. The forensic scoping application acquires a snapshot for each host instance included in an instance group. Each snapshot represents a current operational state of the associated host instance. Subsequently, the forensic scoping application performs clustering operation(s) based on the snapshots to generate a set of clusters. The forensic scoping application determines that a first…
Techniques for comparing the compression efficiency of encoding configurations
Granted: October 25, 2022
Patent Number:
11481541
In various embodiments, a codec comparison application independently encodes each source image included in a set of source images using a first encoding configuration to generate a first set of encoded images. The codec comparison application also independently encodes each source image included in the set of source images using a second encoding configuration to generate a second set of encoded images. For each encoded image in the first set of encoded images and each encoded image in…
Automated video cropping
Granted: October 18, 2022
Patent Number:
11477533
The disclosed computer-implemented method may include receiving, as an input, segmented video scenes, where each video scene includes a specified length of video content. The method may further include scanning the video scenes to identify objects within the video scene and also determining a relative importance value for the identified objects. The relative importance value may include an indication of which objects are to be included in a cropped version of the video scene. The method…
Adaptive retrieval of objects from remote storage
Granted: October 18, 2022
Patent Number:
11474948
Various embodiments of the present application set forth a computer-implemented method for accessing data comprising identifying a first set of read operations occurring during a first time period, where each read operation included in the set of read operations is associated with retrieving a different portion of at least one object from a storage system, determining a byte density associated with the set of read operations, where the byte density indicates a size of contiguous portions…
Techniques for composite media storage and retrieval
Granted: October 4, 2022
Patent Number:
11463746
One embodiment sets forth a technique that includes receiving a request for a range of data included in an encoded version of the media title that is stored across a set of files. The technique also includes determining, based on a file extent index, one or more files included in the set of files, wherein the file extent index maps an identifier for each file in the set to a given range of data that is stored in the file and included in the encoded version. The technique further includes…
Systems and methods for implementing shared locks to stream telemetry data between server instances
Granted: September 27, 2022
Patent Number:
11457086
The disclosed computer-implemented method includes identifying a target networking device communicatively connected to a cluster of networked server instances. The networked server instances are configured to consume network telemetry messages. The method further includes applying a shared lock to the target networking device, so that only a single networked server instance has access to network telemetry messages produced by the target networking device. The method also includes…
Iterative techniques for generating multiple encoded versions of a media title
Granted: September 13, 2022
Patent Number:
11444999
In various embodiments, an iterative encoding application generates shot encode points based on a first set of encoding points and a first shot sequence associated with a media title. The iterative encoding application performs convex hull operations across the shot encode points to generate a first convex hull. Subsequently, the iterative encoding application generates encoded media sequences based on the first convex hull and a second convex hull that is associated with both a second…
Advanced metadata proxy
Granted: May 10, 2022
Patent Number:
11328053
The disclosed computer-implemented method may include establishing a header policy that is to be applied at a metadata proxy. The header policy may indicate that specified header information is to be included in each metadata service request sent to a metadata service. The method may also include accessing the established header policy at the metadata proxy, where the metadata proxy is configured to intercept metadata service requests and check the intercepted requests for the specified…
Video playback in an online streaming environment
Granted: April 26, 2022
Patent Number:
11317158
A computer-implemented method of displaying video content includes, based on an input to transition playback of a video content item from a first media player that is instantiated in a user interface to a second media player that is instantiated in the user interface, determining a current value of a first state descriptor associated with the first media player; setting a value of a second state descriptor associated with the second media player to match the current value of the first…
Video blurring systems and methods
Granted: April 26, 2022
Patent Number:
11317150
The disclosed computer-implemented method includes determining that an image is to be blurred. The image has multiple pixels arranged along horizontal and/or vertical axes. The method next includes identifying a boundary size for a sliding window within which pixel values are to be sampled from the image and sampling, from pixels that lie on an axis that is diagonal relative to the horizontal/vertical axis of the image, various pixel values from within the boundary of the sliding window.…
Techniques for dynamically benchmarking cloud data store systems
Granted: April 5, 2022
Patent Number:
11297138
In various embodiments, a benchmarking engine automatically tests a data store to assess functionality and/or performance of the data store. The benchmarking engine generates data store operations based on dynamically adjustable configuration data. As the benchmarking engine generates the data store operations, the data store operations execute on the data store. In a complementary fashion, as the data store operations execute on the data store, the benchmarking engine generates…
Dynamically cropping digital content for display in any aspect ratio
Granted: March 22, 2022
Patent Number:
11282165
One embodiment of the present invention sets forth a technique for dynamically cropping image data transmitted to an endpoint device. The technique includes computing a first visual interest score for a first visual interest region within a digital image based on content included in the first visual interest region, computing a second visual interest score for a second visual interest region within the digital image based on content included in the second visual interest region, and…
Machine learning techniques for determining quality of user experience
Granted: March 22, 2022
Patent Number:
11284140
In various embodiments, a quality of experience (QoE) prediction application computes a visual quality score associated with a stream of encoded video content. The QoE prediction application also determines a rebuffering duration associated with the stream of encoded video content. Subsequently, the QoE prediction application computes an overall QoE score associated with the stream of encoded video content based on the visual quality score, the rebuffering duration, and an exponential…
