Method and apparatus for controlling the playing of multimedia content

• US 10,643,612 B2
• Filed: 05/14/2018
• Issued: 05/05/2020
• Est. Priority Date: 03/20/2018
• Status: Active Grant

• Current Assignee: Baidu Online Network Technology (Beijing) Co., Ltd (Baidu Incorporated), Shanghai Xiaodu Technology Company Limited
• Original Assignee: Baidu Online Network Technology (Beijing) Co., Ltd (Baidu Incorporated)
• Inventors: Wu, Wei, Wang, Jiafeng, Luo, Junnan, Jiang, Zhenghao, Li, Jing, Liu, Yue, Wang, Fei, Zhang, Yan
• Primary Examiner(s): Leland, III, Edwin S
• Application Number:
  US15/979,174
• Publication Number:
  US 20190295543A1
• Time in Patent Office: 722 Days
• Field of Search: 704235
• CPC Class Codes: G06F 16/44 Browsing; Visualisation therefor
• CPC Class Codes: G06F 16/48 Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
• CPC Class Codes: G06F 3/165 Management of the audio stream, e.g. setting of volume, audio stream path
• CPC Class Codes: G10L 15/08 Speech classification or search
• CPC Class Codes: G10L 15/22 Procedures used during a speech recognition process, e.g. man-machine dialogue
• CPC Class Codes: G10L 2015/088 Word spotting
• CPC Class Codes: G10L 2015/223 Execution procedure of a spoken command
• CPC Class Codes: G10L 25/51 for comparison or discrimination
• CPC Class Codes: H04L 63/0861 using biometrical features, e.g. fingerprint, retina-scan cryptographic mechanisms or cryptographic arrangements for entity authentication using biological data H04L9/3231
• CPC Class Codes: H04L 67/10 in which an application is distributed across nodes in the network software deployment G06F8/60; multiprogramming arrangements G06F9/46
• CPC Class Codes: H04L 67/306 User profiles
• CPC Class Codes: H04N 21/218 Source of audio or video content , e.g. local disk arrays details of retrieval in video databases G06F16/739
• CPC Class Codes: H04N 21/233 Processing of audio elementary streams monitoring, identification or recognition of audio in broadcast systems H04H60/58
• CPC Class Codes: H04N 21/23418 involving operations for analysing video streams, e.g. detecting features or characteristics television picture signal circuitry for scene change detection H04N5/147; filtering for image enhancement G06T5/00; methods or arrangements for recognising scenes G06V20/00; arrangements characterised by components specially adapted for monitoring, identification or recognition of video in broadcast systems H04H60/59
• CPC Class Codes: H04N 21/2387 Stream processing in response to a playback request from an end-user, e.g. for trick-play
• CPC Class Codes: H04N 21/25816 involving client authentication restricting access to computer systems by authenticating users using a predetermined code G06F21/33; cryptographic authentication protocols H04L9/32; networks authentication protocols H04L63/08; authentication in wireless network security H04W12/06
• CPC Class Codes: H04N 21/42203 sound input device, e.g. microphone
• CPC Class Codes: H04N 21/4316 for displaying supplemental content in a region of the screen, e.g. an advertisement in a separate window
• CPC Class Codes: H04N 21/4394 involving operations for analysing the audio stream, e.g. detecting features or characteristics in audio streams arrangements characterised by components specially adapted for monitoring, identification or recognition of audio in broadcast systems H04H60/58
• CPC Class Codes: H04N 21/44008 involving operations for analysing video streams, e.g. detecting features or characteristics in the video stream arrangements characterised by components specially adapted for monitoring, identification or recognition of video in broadcast systems H04H60/59
• CPC Class Codes: H04N 21/6587 : Control parameters, e.g. trick play commands, viewpoint selection
• CPC Class Codes: H04N 21/812 : involving advertisement data advertising per se G06Q30/02
• CPC Class Codes: H04N 21/8126 : involving additional data, e.g. news, sports, stocks, weather forecasts

Abstract

Embodiments of the present disclosure disclose a method and apparatus for playing multimedia content. A specific embodiment of the method includes: recognizing a voice signal to obtain corresponding voice information, in response to detecting the voice signal sent by a user according to guidance information of a presented current multimedia content; matching the voice information with template information corresponding to the guidance information as acquired; and generating a command to execute an operation to skip playing the current multimedia content, in response to determining successful matching the voice information and the template information corresponding to the guidance information. This embodiment realizes the improvement of the multimedia content acquisition efficiency.

Claims

1. A method for playing multimedia content, comprising:

recognizing a voice signal to obtain corresponding voice information, in response to detecting the voice signal sent by a user according to guidance information of a presented current multimedia content;

matching the voice information with template information corresponding to the guidance information as acquired; and

generating a command to execute an operation to skip playing the current multimedia content, in response to determining successful matching the voice information and the template information corresponding to the guidance information;

wherein the guidance information and the template information corresponding to the guidance information comprise guidance information and template information determined through a following approach;

analyzing the current multimedia content based on a preset multimedia content library to extract a key sentence contained in the multimedia content;

defining the key sentence as the template information; and

acquiring corresponding guidance information configured for the key sentence;

wherein the preset multimedia content library comprises a plurality of multimedia contents having key content identifiers; and

the analyzing the current multimedia content based on a preset multimedia content library to extract a key sentence contained in the multimedia content comprises;

extracting a plurality of candidate sentences from a text content of the current multimedia content;

determining a multimedia content having an identical key content identifier to the current multimedia content in the preset multimedia content library as an associated multimedia content of the current multimedia content;

determining a multimedia content having a different key content identifier from the current multimedia content in the preset multimedia content library as a non-associated multimedia content of the current multimedia content;

determining a number of the associated multimedia contents containing each candidate sentence and a number of the non-associated multimedia contents containing each candidate sentence; and

determining the key sentence of the current multimedia content from the candidate sentences according to the number of the associated multimedia contents and the number of the non-associated multimedia contents containing each candidate sentence.

2. The method according to claim 1, further comprising:

acquiring play configuration information of the current multimedia content, the play configuration information comprising the guidance information of the current multimedia content, presentation mode information of the guidance information and the template information corresponding to the guidance information.

3. The method according to claim 1, wherein the guidance information is used to guide the user to send a voice instruction to skip playing the current multimedia content, and the template information comprises a template instruction;

the recognizing the voice signal to obtain corresponding voice information, comprises;

converting the voice signal into a corresponding user instruction text; and

the matching the voice information with template information corresponding to the guidance information as acquired, comprises;

matching the user instruction text semantically with the template instruction corresponding to the guidance information as acquired.

4. The method according to claim 1, wherein the recognizing a voice signal to obtain corresponding voice information, in response to detecting the voice signal sent by a user according to guidance information of a presented current multimedia content, comprises:

verifying a legitimacy of the voice signal, in response to detecting the voice signal sent by the user according to the guidance information; and

recognizing the voice signal by voice to obtain the corresponding voice information, in response to passing the verifying a legitimacy of the voice signal.

5. The method according to claim 4, wherein the verifying a legitimacy of the voice signal, in response to detecting the voice signal sent by the user according to the guidance information, comprises:

acquiring security authentication information of a playback device and a user account used by the user for viewing the current multimedia content, in response to detecting the voice signal sent by the user according to the guidance information;

authenticating the security authentication information of the playback device and the security authentication information of the user account; and

determining the verification of the legitimacy of the voice signal, in response to passing the authenticating the security authentication information of the playback device and the security authentication information of the user account.

6. The method according to claim 1, further comprising:

generating first prompt information for prompting the user of successfully skipping the played current multimedia content, in response to determining successful matching the voice information and the template information corresponding to the guidance information.

7. The method according to claim 1, further comprising:

generating second prompt information for prompting the user of not successfully skipping the played current multimedia content, in response to determining unsuccessful matching the voice information and the template information corresponding to the guidance information.

8. An apparatus for playing multimedia content, comprising:

at least one processor; and

a memory storing instructions, which when executed by the at least one processor, cause the at least one processor to perform operations, the operations comprising;

recognizing a voice signal to obtain corresponding voice information, in response to detecting the voice signal sent by a user according to guidance information of a presented current multimedia content;

matching the voice information with template information corresponding to the guidance information as acquired; and

generating a command to execute an operation to skip playing the current multimedia content, in response to determining successful matching the voice information and the template information corresponding to the guidance information;

wherein the guidance information and the template information corresponding to the guidance information comprise guidance information and template information determined through a following approach;

analyzing the current multimedia content based on a preset multimedia content library to extract a key sentence contained in the multimedia content;

defining the key sentence as the template information; and

acquiring corresponding guidance information configured for the key sentence;

wherein the preset multimedia content library comprises a plurality of multimedia contents having key content identifiers; and

the analyzing the current multimedia content based on a preset multimedia content library to extract a key sentence contained in the multimedia content comprises;

extracting a plurality of candidate sentences from a text content of the current multimedia content;

determining a multimedia content having an identical key content identifier to the current multimedia content in the preset multimedia content library as an associated multimedia content of the current multimedia content;

determining a multimedia content having a different key content identifier from the current multimedia content in the preset multimedia content library as a non-associated multimedia content of the current multimedia content;

determining a number of the associated multimedia contents containing each candidate sentence and a number of the non-associated multimedia contents containing each candidate sentence; and

determining the key sentence of the current multimedia content from the candidate sentences according to the number of the associated multimedia contents and the number of the non-associated multimedia contents containing each candidate sentence.

9. The apparatus according to claim 8, further comprising:

acquiring play configuration information of the current multimedia content, the play configuration information comprising the guidance information of the current multimedia content, presentation mode information of the guidance information and the template information corresponding to the guidance information.

10. The apparatus according to claim 8, wherein the guidance information is used to guide the user to send a voice instruction to skip playing the current multimedia content, and the template information comprises a template instruction;

the recognizing the voice signal to obtain corresponding voice information, comprises;

converting the voice signal into a corresponding user instruction text; and

the matching the voice information with template information corresponding to the guidance information as acquired, comprises;

matching the user instruction text semantically with the template instruction corresponding to the guidance information as acquired.

11. The apparatus according to claim 8, wherein the recognizing a voice signal to obtain corresponding voice information, in response to detecting the voice signal sent by a user according to guidance information of a presented current multimedia content, comprises:

verifying a legitimacy of the voice signal, in response to detecting the voice signal sent by the user according to the guidance information; and

recognizing the voice signal by voice to obtain the corresponding voice information, in response to passing the verifying of a legitimacy of the voice signal.

12. The apparatus according to claim 11, wherein the verifying a legitimacy of the voice signal, in response to detecting the voice signal sent by the user according to the guidance information, comprises:

acquiring security authentication information of a playback device and a user account used by the user for viewing the current multimedia content, in response to detecting the voice signal sent by the user according to the guidance information;

authenticating the security authentication information of the playback device and the security authentication information of the user account; and

determining the verification of the legitimacy of the voice signal, in response to passing the authenticating the security authentication information of the playback device and the security authentication information of the user account.

13. The apparatus according to claim 8, further comprising:

generating first prompt information for prompting the user of successfully skipping the played current multimedia content, in response to determining successful matching the voice information and the template information corresponding to the guidance information.

14. The apparatus according to claim 8, further comprising:

generating second prompt information for prompting the user of not successfully skipping the played current multimedia content, in response to determining unsuccessful matching the voice information and the template information corresponding to the guidance information.

15. A non-transitory computer readable storage medium, storing a computer program thereon, the computer program, when executed by a processor, causes the processor to perform operations, the operations comprising:

recognizing a voice signal to obtain corresponding voice information, in response to detecting the voice signal sent by a user according to guidance information of a presented current multimedia content;

matching the voice information with template information corresponding to the guidance information as acquired; and

generating a command to execute an operation to skip playing the current multimedia content, in response to determining successful matching the voice information and the template information corresponding to the guidance information;

wherein the guidance information and the template information corresponding to the guidance information comprise guidance information and template information determined through a following approach;

analyzing the current multimedia content based on a preset multimedia content library to extract a key sentence contained in the multimedia content;

defining the key sentence as the template information; and

acquiring corresponding guidance information configured for the key sentence;

wherein the preset multimedia content library comprises a plurality of multimedia contents having key content identifiers; and

the analyzing the current multimedia content based on a preset multimedia content library to extract a key sentence contained in the multimedia content comprises;

extracting a plurality of candidate sentences from a text content of the current multimedia content;

determining a multimedia content having an identical key content identifier to the current multimedia content in the preset multimedia content library as an associated multimedia content of the current multimedia content;

determining a multimedia content having a different key content identifier from the current multimedia content in the preset multimedia content library as a non-associated multimedia content of the current multimedia content;

determining a number of the associated multimedia contents containing each candidate sentence and a number of the non-associated multimedia contents containing each candidate sentence; and

determining the key sentence of the current multimedia content from the candidate sentences according to the number of the associated multimedia contents and the number of the non-associated multimedia contents containing each candidate sentence.