CN110944226B - Network Karaoke system, lyric display method in Karaoke scene and related equipment - Google Patents

Network Karaoke system, lyric display method in Karaoke scene and related equipment Download PDF

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Publication number
CN110944226B
CN110944226B CN201911181672.6A CN201911181672A CN110944226B CN 110944226 B CN110944226 B CN 110944226B CN 201911181672 A CN201911181672 A CN 201911181672A CN 110944226 B CN110944226 B CN 110944226B
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lyrics
audio
time stamp
display
target
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CN110944226A (en
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曾衍
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Guangzhou Huaduo Network Technology Co Ltd
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Guangzhou Huaduo Network Technology Co Ltd
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    • 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]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
    • H04N21/4307—Synchronising the rendering of multiple content streams or additional data on devices, e.g. synchronisation of audio on a mobile phone with the video output on the TV screen
    • 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
    • H04N21/231—Content storage operation, e.g. caching movies for short term storage, replicating data over plural servers, prioritizing data for deletion
    • 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
    • H04N21/233—Processing of audio elementary 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
    • H04N21/25—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
    • H04N21/254—Management at additional data server, e.g. shopping server, rights management server
    • H04N21/2541—Rights Management
    • 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
    • H04N21/262—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists
    • 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]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/47—End-user applications
    • H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
    • 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]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/85—Assembly of content; Generation of multimedia applications
    • H04N21/854—Content authoring
    • H04N21/8547—Content authoring involving timestamps for synchronizing content

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Databases & Information Systems (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)

Abstract

The invention provides a network Karaoke system, a lyric display method under Karaoke scene and related equipment, wherein a service server in the system sends a resource address of a target song to a client when receiving a singing instruction of the target song; when each client receives a resource address of a target song, lyrics of the target song are obtained in a CDN server, if the client does not have the singing authority of the target song, audio is played and each audio time stamp of the audio is obtained according to a preset time interval when the audio and the time stamp record sent by a stream pushing server are received; determining a target display time stamp corresponding to the currently acquired audio time stamp in the time stamp record; and if the lyrics corresponding to the target display time stamp are not obtained currently, obtaining the lyrics in the CDN server and displaying the lyrics. By applying the system provided by the invention, the user can watch the lyrics under the condition of not receiving the video, and the watching experience of the user is improved.

Description

Network Karaoke system, lyric display method in Karaoke scene and related equipment
Technical Field
The invention relates to the technical field of multimedia, in particular to a network Karaoke system, a lyric display method in a Karaoke scene and related equipment.
Background
In recent years, with the development of network technologies, people are more and more interested in various entertainment activities in the internet, wherein the network karaoke is one of entertainment ways enjoyed by many people, people can release the living pressure and the working pressure in the way of the network karaoke to promote the relationships between relatives and friends, and can also make friends on the internet.
In the existing network live broadcast K song scene, people often need to watch the lyrics of a song in the process of participating in the network K song. In the existing network live broadcast K song scene, the lyrics playing music are usually built in the music MV video and are played together with the music MV video. When the user chooses not to receive the video in order to save traffic, the user cannot watch the lyrics while listening to the playing music, resulting in a poor user experience.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a network K song system, a lyric display method in a K song scene and related equipment, so that a user can watch the lyrics playing the current song without receiving videos, and the watching experience of the user is improved.
In order to achieve the above object, the following solutions are proposed:
a network karaoke system comprising:
the system comprises a business server, a stream pushing server and a plurality of clients;
the business server is used for sending the resource address of the target song to each client when a singing instruction of the target song is received; the target song is a current song to be sung;
each client is used for acquiring lyrics of the target song in a preset CDN server when the resource address of the target song is received, judging whether the lyrics have the singing authority of the target song, playing the audio when receiving the audio and time stamp record generated in the singing process of the target song sent by the streaming server if the client does not have the singing authority of the target song, and acquiring each audio time stamp of the audio according to a preset time interval in the playing process of the audio; in the time stamp record, determining a target display time stamp corresponding to the currently acquired audio time stamp; judging whether the lyrics corresponding to the target display timestamp are acquired or not, if not, acquiring the lyrics corresponding to the target display timestamp in the CDN server, and displaying the acquired lyrics corresponding to the target display timestamp; the time stamp records include corresponding relations between each audio time stamp of the audio and the display time stamp of the lyrics of the target song.
A lyric display method in a K song scene comprises the following steps:
when receiving audio and time stamp records generated in the singing process of a target song sent by a preset streaming server, playing the audio, and acquiring each audio time stamp of the audio according to a preset time interval in the playing process of the audio; the time stamp records comprise corresponding relations between each audio time stamp of the audio and the display time stamp of the lyrics of the target song;
in the time stamp record, determining a target display time stamp corresponding to the currently acquired audio time stamp;
and judging whether the lyrics corresponding to the target display timestamp are acquired or not, if not, acquiring the lyrics corresponding to the target display timestamp in a preset CDN server, and displaying the acquired lyrics corresponding to the target display timestamp.
The above method, optionally, further includes:
if the lyrics corresponding to the target display time stamp are obtained currently, determining a current highlight display area of the lyrics according to the target display time stamp;
and highlighting the highlighted area of the lyrics.
Optionally, in the method, the displaying the lyrics corresponding to the acquired target display time stamp includes:
acquiring a display time range of the lyrics;
determining a current highlight display area of the lyrics according to the target display timestamp and the display time range, wherein the highlight display area is a lyrics area corresponding to the part of the target display timestamp, of which the display time range is smaller than or equal to the display time range;
determining display style information corresponding to the lyrics;
adding the display style information to a highlighted region of the lyrics;
and displaying the lyrics added with the display style information.
Optionally, in the method, the displaying the lyrics corresponding to the acquired target display time stamp includes:
acquiring a display time range of the lyrics;
determining display style information corresponding to the lyrics;
determining the current progress position of the lyrics according to the target display timestamp and the display time range, and adding the display style information at the progress position of the lyrics;
and displaying the lyrics added with the display style information.
Optionally, the method further includes, after receiving the audio and time stamp record generated in the singing process of the target song sent by the streaming server, that:
judging whether the current client has the video playing authority granted by the user;
if the current client has the video playing permission, acquiring a pre-stored video corresponding to the target song in the CDN server according to the video resource information in the resource address;
and in the process of playing the audio, playing the video, and adjusting the playing progress of the video according to the target display timestamp to enable the audio and the video to be played synchronously.
The above method, optionally, the video storage process includes:
when receiving a music video corresponding to the target song, separating an initial audio and a picture in the music video according to a preset separation mode to obtain a video which does not carry an audio and corresponds to the music video;
and storing the video into the CDN server.
A lyric display device under a K song scene, comprising:
the playing unit is used for playing the audio when receiving the audio and time stamp records generated in the singing process of a target song sent by a preset push streaming server, and acquiring each audio time stamp of the audio according to a preset time interval in the playing process of the audio; the time stamp records comprise corresponding relations between each audio time stamp of the audio and the display time stamp of the lyrics of the target song;
the determining unit is used for determining a target display time stamp corresponding to the currently acquired audio time stamp in the time stamp record;
and the display unit is used for judging whether the lyrics corresponding to the target display timestamp are acquired or not, if not, acquiring the lyrics corresponding to the target display timestamp in a preset CDN server, and displaying the acquired lyrics corresponding to the target display timestamp.
A storage medium comprising a stored program, wherein, when the program runs, a device in which the storage medium is located is controlled to execute a lyric display method in a K-song scenario as described above.
An electronic device comprising a memory and one or more programs, wherein the one or more programs are stored in the memory and configured to be executed by the one or more processors to perform a lyric display method as in the Karaoke scenario described above.
Compared with the prior art, the invention has the following advantages:
the invention provides a network Karaoke system, a lyric display method under Karaoke scene and related equipment, wherein the system comprises: the system comprises a business server, a stream pushing server and a plurality of clients; the business server is used for sending the resource address of the target song to each client when a singing instruction of the target song is received; the target song is a current song to be sung; each client is used for acquiring lyrics of the target song in a preset CDN server when the resource address of the target song is received, judging whether the lyrics have the singing authority of the target song, playing the audio when receiving the audio and time stamp record generated in the singing process of the target song sent by the streaming server if the client does not have the singing authority of the target song, and acquiring each audio time stamp of the audio according to a preset time interval in the playing process of the audio; in the time stamp record, determining a target display time stamp corresponding to the currently acquired audio time stamp; judging whether the lyrics corresponding to the target display timestamp are acquired or not, if not, acquiring the lyrics corresponding to the target display timestamp in the CDN server, and displaying the acquired lyrics corresponding to the target display timestamp; the time stamp records include corresponding relations between each audio time stamp of the audio and the display time stamp of the lyrics of the target song. By applying the system provided by the invention, the user can watch the lyrics of the current playing music without receiving the video, thereby improving the watching experience of the user.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.
Fig. 1 is a schematic structural diagram of a network karaoke system provided by the present invention;
FIG. 2 is a flowchart of a method for displaying lyrics in a Karaoke scene according to the present invention;
FIG. 3 is a flowchart illustrating a method for displaying lyrics in a Karaoke scene according to another embodiment of the present invention;
FIG. 4 is a diagram illustrating an example of a lyric display method in a Karaoke scenario according to the present invention;
FIG. 5 is a diagram of another example of a lyric display method in a K song scenario according to the present invention;
FIG. 6 is a flowchart illustrating a method for displaying lyrics in a Karaoke scene according to another embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a lyric display device in a Karaoke scene according to the present invention;
fig. 8 is a schematic structural diagram of an electronic device provided in the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In this application, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Referring to fig. 1, a schematic structural diagram of a network karaoke system provided by the present invention is shown, the network karaoke system includes: a service server 101, a stream pushing server 102 and a plurality of clients 103.
The service server 101 and the stream pushing server 102 may be independent servers, or may be integrated into the same server.
The client 103 may be a personal computer, a server computer, a hand-held or portable device, a tablet-type device, a multi-processor apparatus, a distributed computing environment including any of the above apparatus or devices, and so forth.
The service server 101 interacts with the client 103 through a network, the stream pushing server 102 interacts with the client 103 through a network, and the CDN server 104 interacts with the client 103 through a network, which is a medium providing a communication link according to an embodiment of the present invention and may include various connection types, such as a wired connection, a wireless communication link, or an optical fiber cable.
The service server 101 is configured to send a resource address of a target song to each client 103 when a singing instruction for the target song is received; the target song is a current song to be sung;
each client 103 is configured to, when receiving a resource address of the target song, obtain lyrics of the target song in a preset CDN server 104, and determine whether the client has a singing permission of the target song, and if the client does not have the singing permission of the target song, play the audio when receiving an audio and a timestamp record generated in the singing process of the target song sent by the streaming server 102, and obtain each audio timestamp of the audio according to a preset time interval in the playing process of the audio; in the time stamp record, determining a target display time stamp corresponding to the currently acquired audio time stamp; judging whether the lyrics corresponding to the target display timestamp are acquired, if not, acquiring the lyrics corresponding to the target display timestamp in the CDN server 104, and displaying the acquired lyrics corresponding to the target display timestamp; the time stamp records include corresponding relations between each audio time stamp of the audio and the display time stamp of the lyrics of the target song.
If the client 103 has the singing permission of the target song, when the lyrics of the target song are acquired, the lyrics of the target song are played in the client so that a user corresponding to the client sings the target song according to the lyrics of the target song; and collecting the audio generated by singing the target song, and allocating an audio time stamp corresponding to the collected audio for each frame of audio. And associating each audio time stamp with a display time stamp of the lyrics of the target song in the singing process to obtain the time stamp record. The captured audio and the timestamp record are sent to the plug flow server 102.
When receiving the audio and the time stamp record generated in the singing process of the target song sent by the client with the singing authority, the plug flow server 102 sends the audio and the time stamp record to the clients except the client with the singing authority.
In the system provided by the embodiment of the present invention, each client may apply for a singing authority, and after the client has the singing authority, the client having the singing authority may obtain a video and an accompaniment audio in the CDN server 104 according to a resource address, so that a user corresponding to the client sings the target song according to the lyrics, the video and the accompaniment audio, where an association relationship is preset among a display timestamp of the lyrics, a playing timestamp of the video, and an audio timestamp of the accompaniment audio, and may play the video first, determine whether the lyrics corresponding to the playing timestamp exist in a lyrics file according to the playing timestamp of the video, and if not, obtain the lyrics corresponding to the playing timestamp in the CDN server 104, and display the lyrics.
In the process of singing a song, a client with a singing permission can set a singing mode, wherein the singing mode can be an original singing mode or an accompaniment mode, and is specifically set by a user. The audio and the accompaniment audio of the target song may be mixed in a preset mixing manner, and the obtained audio and the timestamp record may be sent to the streaming server 102.
It should be understood that the numbers of the service servers, the stream pushing servers and the clients in fig. 1 are only illustrative and can be set according to actual needs.
By applying the network K song system provided by the embodiment of the invention, the user can watch the lyrics of the current playing song without receiving the video, thereby improving the watching experience of the user.
The embodiment of the invention provides a lyric display method in a K song scene, which can be applied to various system platforms, wherein an execution main body of the method can be a processor of a client terminal without singing authority, the client terminal without singing authority can be a computer terminal or various mobile devices, and a flow chart of the method is shown in figure 2 and specifically comprises the following steps:
s201: when receiving audio and time stamp records generated in the singing process of a target song sent by a preset streaming server, playing the audio, and acquiring each audio time stamp of the audio according to a preset time interval in the playing process of the audio; the time stamp records include corresponding relations between each audio time stamp of the audio and the display time stamp of the lyrics of the target song.
In the method provided by the embodiment of the present invention, the size of the time interval may be set by a technician according to an actual situation, and may be, for example, 10s, 20s, and the like.
Specifically, the display time stamp is each display time stamp of the MV video played by the anchor terminal in the process of collecting the anchor singing the target song.
S202: and in the time stamp record, determining a target display time stamp corresponding to the currently acquired audio time stamp.
In the method provided by the embodiment of the invention, each audio time stamp corresponds to each display time stamp one by one, namely, one display time stamp can be uniquely determined in the time stamp record through one audio time stamp.
S203: and judging whether the lyrics corresponding to the target display time stamp are acquired currently, if not, executing S204, and if so, executing S205.
In the method provided by the embodiment of the invention, each line of lyrics corresponds to one display time range, whether the lyrics in the display time range corresponding to the target display timestamp exist currently can be judged, if yes, the lyrics corresponding to the target display timestamp are determined to be acquired currently, and otherwise, the lyrics corresponding to the target display timestamp are determined not to be acquired currently.
S204: and acquiring lyrics corresponding to the target display time stamp in a preset CDN server, and displaying the acquired lyrics corresponding to the target display time stamp.
In the method provided by the embodiment of the invention, each line of lyrics corresponds to one display time range, whether the lyrics in the display time range corresponding to the target display timestamp exist currently can be judged, if yes, the lyrics corresponding to the target display timestamp are determined to be acquired currently, and otherwise, the lyrics corresponding to the target display timestamp are determined not to be acquired currently.
In the method provided by the embodiment of the present invention, a communication connection is established with a preset Content Delivery Network (CDN) server according to lyric resource information in a pre-obtained resource address, and lyrics corresponding to the display timestamp are obtained in the CDN server, where the resource address is sent by a preset service server in response to a singing instruction.
The display time range corresponds to the display progress of the lyrics, and any display time stamp in the display time range can correspond to the progress position of one lyric in the lyrics.
Specifically, the target display timestamp is matched with each playing timestamp of the lyrics, so that the current progress position of the lyrics can be determined, the highlight display area of the lyrics is determined according to the progress position, the highlight display area of the lyrics is highlighted on a preset visual page, and specifically, the highlight display is used for enhancing the display effect of the highlight display area in the visual page, such as adding bright colors, increasing preset styles and patterns, and the like.
S205: and determining a highlighted area of the lyrics according to the target display timestamp, and highlighting the highlighted area of the lyrics.
In the method provided by the embodiment of the invention, the display time range of the lyrics can be determined, the highlight display area of the lyrics can be determined according to the display time range and the display timestamp, specifically, the highlight display area of the lyrics is highlighted, style information can be added in the highlight display area, a user can select the favorite style information to display, and the singing experience of the user is improved.
The embodiment of the invention provides a lyric display method in a K song scene, which comprises the following steps: when receiving audio and time stamp records generated in the singing process of a target song sent by a preset streaming server, playing the audio, and acquiring each audio time stamp of the audio according to a preset time interval in the playing process of the audio; the time stamp records comprise corresponding relations between each audio time stamp of the audio and the display time stamp of the lyrics of the target song; in the time stamp record, determining a target display time stamp corresponding to the currently acquired audio time stamp; and judging whether the lyrics corresponding to the target display timestamp are acquired or not, if not, acquiring the lyrics corresponding to the target display timestamp in the CDN server, and displaying the acquired lyrics corresponding to the target display timestamp. By applying the method provided by the invention, the user can watch the lyrics of the current playing song without receiving the video, thereby improving the watching experience of the user.
In the method provided in the embodiment of the present invention, based on the implementation process, there are various ways to display the lyrics corresponding to the obtained target display timestamp, specifically as follows, where the first way is:
acquiring a display time range of the lyrics;
determining a current highlight display area of the lyrics according to the target display timestamp and the display time range, wherein the highlight display area is a lyrics area corresponding to the part of the target display timestamp, of which the display time range is smaller than or equal to the display time range;
determining display style information corresponding to the lyrics;
adding the display style information to a highlighted region of the lyrics;
and displaying the lyrics added with the display style information.
Each lyric is correspondingly configured with a display time range, and a lyric area corresponding to the part of the target display timestamp with the display time range smaller than or equal to that of the target display timestamp is determined as a highlight display area, namely, each lyric timestamp smaller than or equal to that of the target display timestamp is determined in the display time range; and determining the lyric partial area corresponding to each lyric timestamp which is less than or equal to the target display timestamp as a highlight display area.
The second way is:
acquiring a display time range of the lyrics;
determining display style information corresponding to the lyrics;
determining the current progress position of the lyrics according to the target display timestamp and the display time range, and adding the display style information at the progress position of the lyrics;
and displaying the lyrics added with the display style information.
Specifically, the display style information of a plurality of lyrics can be stored in advance, and the display style information of the lyrics can be selected by a user; and determining the display style information selected by the current user as the display style information corresponding to the lyrics, adding the display style information to the current progress position of the lyrics, and displaying the lyrics added with the display style information, thereby realizing the display of the highlighted area of the lyrics.
By applying the method provided by the embodiment of the invention, a flexible lyric display scheme can be provided for the user, the user can select the favorite lyric display style, and moreover, the user can still synchronously display the lyrics and the audio without watching the video, thereby improving the user experience.
In the method provided in the embodiment of the present invention, based on the foregoing implementation process, specifically, after receiving the audio and time stamp record generated in the singing process of the target song sent by the streaming server, as shown in fig. 3, the method further includes:
s301: judging whether the current client has the video playing authority granted by the user;
in the method provided by the embodiment of the invention, the user can select whether to watch the MV video corresponding to the target song, and if the user wants to watch the video corresponding to the target song, the user can grant the video playing permission to the client.
S302: and if the current client has the video playing permission, acquiring a pre-stored video corresponding to the target song in the CDN server according to the video resource information in the resource address.
In the method provided by the embodiment of the invention, when the client has the video playing right granted by the user, the pre-stored video corresponding to the target song is obtained according to the video resource information in the resource address, and if the video resource information does not exist in the resource address, a request containing the ID of the target song is sent to the service server so as to obtain the video resource information corresponding to the ID of the target song. If the video playing authority is not available, only the lyrics corresponding to the target song are played, and the video corresponding to the target song is not acquired.
S303: and in the process of playing the audio, playing the video, and adjusting the playing progress of the video according to the target display timestamp to enable the audio and the video to be played synchronously.
In the method provided by the embodiment of the present invention, the playing progress of the video may be adjusted by displaying the timestamp, that is, determining a picture corresponding to the target display timestamp in the video, and playing the picture, specifically, the following steps are performed:
acquiring a current playing time stamp of the video;
judging whether the target display timestamp is larger than the play timestamp;
and if the target display timestamp is greater than the playing timestamp, adjusting the current playing picture to a picture corresponding to the target display timestamp in the video.
In the method provided by the embodiment of the present invention, one way to obtain the current playing timestamp of the video is as follows: and determining a video frame currently played by the video, and reading a playing time stamp on the video frame.
Specifically, if the display timestamp is [00:30:07] and the play timestamp is [00:29:53], it is determined that the target display timestamp is greater than the play timestamp.
And under the condition that the target display timestamp is greater than the playing timestamp, determining a video frame corresponding to the target display timestamp in the video, namely determining a playing timestamp consistent with the target display timestamp in the video, and playing the video frame where the playing timestamp consistent with the target display timestamp is located.
If the target display timestamp is equal to the play timestamp, the play picture of the video may not be adjusted.
If the target display timestamp is less than the play timestamp, the video can be selected to be paused until the new target display timestamp is greater than or equal to the play timestamp; or, adjusting the current playing picture to a picture corresponding to the target display time stamp in the video.
Specifically, under the condition that the target display timestamp is smaller than the play timestamp, one way of adjusting the play progress of the video may be: firstly, judging whether the difference value between the target display timestamp and the playing timestamp is greater than a preset threshold value, if so, directly adjusting the current playing picture to a picture corresponding to the target display timestamp in the video, and if not, pausing the playing of the video until the new target display timestamp is greater than or equal to the playing timestamp; the preferred mode is as follows: and directly adjusting the playing picture to a picture corresponding to the target display time stamp in the video.
By applying the method provided by the embodiment of the invention, whether the playing progress of the video and the playing progress of the audio are synchronous can be determined by comparing the relation between the display timestamp and the playing timestamp, and the playing progress of the audio can be determined to be faster than the playing progress of the video under the condition that the display timestamp is greater than the playing timestamp; under the condition that the display timestamp is equal to the play timestamp, the playing progress of the audio and the playing progress of the video can be determined to be synchronous; under the condition that the display timestamp is smaller than the play timestamp, the playing progress of the audio can be determined to be slower than the playing progress of the video; and when the video playing progress is asynchronous with the audio playing progress, adjusting the video playing progress to ensure that the video playing progress and the audio playing progress lyrics are consistent in display progress.
In the method provided in the embodiment of the present invention, based on the implementation process, specifically, the video storage process includes:
when the uploaded music video is received, separating an initial audio and a picture in the music video according to a preset separation mode to obtain a video which does not carry the audio and corresponds to the music video;
and storing the video into the CDN server.
In the method provided by the embodiment of the invention, the music video is an MV video, and the music video comprises original singing audio, accompaniment audio, video pictures and the like; the initial audio and video pictures in the music video can be separated through an FFMPEG tool to obtain the video which does not carry the audio in the music video; and determining the song ID of the music video, and storing the song ID in association with the video.
In the method provided in the embodiment of the present invention, based on the foregoing implementation process, specifically, after separating the audio and the picture in the music video, the method further includes:
acquiring initial audio in the music video;
judging the type of the audio track of the initial audio;
if the audio track type of the initial audio is a multi-audio-track type, calling an FFMPEG tool preset by application to separate the initial audio to obtain an accompaniment audio and an original singing audio;
if the initial audio is of a single track type, separating the initial audio by applying a preset voice separation algorithm to obtain an accompaniment audio and an original singing audio;
and storing the acquired accompaniment audio and the original singing audio in association with the video.
In the method provided by the embodiment of the invention, the initial audio comprises an accompaniment audio and an original singing audio, wherein the original singing audio is a vocal audio of original singing; the accompaniment audio and the original audio can be in the same track or different tracks; if the track type of the initial audio is a single track type, the accompaniment audio and the original singing audio are in the same track, and under the condition, the initial audio can be separated by adopting a preset human voice separation AI algorithm to obtain the accompaniment audio and the original singing audio; if the track type of the initial audio is a multi-track type, it indicates that the accompaniment audio and the original singing audio are in different tracks.
Specifically, after obtaining the accompaniment audio and the original singing audio contained in the music video, obtaining lyrics corresponding to the music video; the lyrics, the accompaniment audio, the original singing audio and the video are stored in the CDN server, so that a user can select an accompaniment mode or an original singing mode to perform singing in the playing process, when the user selects the accompaniment mode, the client side obtains the lyrics, the accompaniment audio and the video in the CDN server, and when the user selects the original singing mode, the client side obtains the lyrics, the accompaniment audio, the original singing audio and the video in the CDN server, so that the requirement of the user for the network K singing can be met.
In an embodiment provided by the present invention, for clearly explaining an implementation process of the present invention, as shown in fig. 4, in an exemplary diagram provided by the present invention, it is assumed that a anchor 401 corresponding to a user 1 is a client currently having a singing permission, and a viewer 403 corresponding to a user 2 is a client not currently having a singing permission, where both the anchor and the viewer can send a song requesting request to a service server 405 to obtain a resource address of a target song, and obtain a corresponding song resource from a CDN server 404 after obtaining the resource address.
The method comprises the steps that a main broadcasting end 401 plays lyrics, videos and accompaniment audios under the condition that the lyrics, the videos and the accompaniment audios sent by a CDN server 404 are received, collects sounds generated by a user 1 in the process of singing songs, distributes audio time stamps for the audios collected at each collection moment, determines a display time stamp of the lyrics corresponding to each collection moment, and associates the audio time stamp and the display time stamp corresponding to each collection moment to obtain a time stamp record; the captured audio and the timestamp record are sent to the stream push server 402.
The audience 403 receives the lyrics sent by the CDN server 404, plays the audio when receiving the audio and the timestamp record sent by the streaming server 402 that the user 1 sings the target song, and acquires an audio timestamp of the audio in the playing process at a preset time interval; in the time stamp record, determining a target display time stamp corresponding to the currently acquired audio time stamp;
and judging whether the lyrics corresponding to the target display timestamp are acquired or not, if not, acquiring the lyrics corresponding to the target display timestamp in the CDN server, and displaying the acquired lyrics corresponding to the target display timestamp.
As shown in fig. 5, another exemplary diagram provided for the present invention illustrates a display interface of a client during a K song process, where a plurality of clients are in the same K song room, a client not currently having a singing right receives an audio sent by the client currently having the singing right through a push streaming server, obtains a video and lyrics in a CDN server, and records and synchronously plays the audio, the video and the lyrics through time stamps in the client not currently having the singing right, "rainy in july" shown in fig. 5 is an inexplicable you "as the lyrics currently displayed, where each client may wait in line for the singing right of a song, and in the queuing process, may send a song requesting request to obtain a resource address related to the song requesting request, and before a user starts singing, obtain song resources such as an audio, accompaniment and a video through the resource address, and playing the acquired song resources so that the user sings the song ordered by the user according to the acquired song resources.
The method comprises the steps that one or more anchor ends are arranged, under the condition that the number of the anchor ends is multiple, each anchor end can collect audio generated in the singing process of a corresponding user and send the collected audio to other anchor ends through a streaming server, when any anchor end receives the audio sent by the streaming server, the audio and accompaniment audio played currently are mixed and played, when audience ends receive the audio and timestamp records sent by each anchor end through the streaming server, each audio is mixed according to a first preset mode to obtain chorus audio, each timestamp record is mixed according to a second preset mode to obtain the timestamp record corresponding to the chorus audio.
In an embodiment provided by the present invention, as shown in fig. 6, a flowchart of another method of the audio and video playing method for network karaoke provided by the present invention specifically includes:
s501: and uploading the lyric file, the MV file, the audio file and the like to a CDN server, wherein when the MV video of the song is obtained, the MV video of the song is separated to obtain the MV file without audio and the audio file, the lyric file corresponding to the MV video is obtained, the lyric file, the MV file and the audio file are stored in the CDN server, and the storage address is recorded.
S502: and establishing a mapping relation among the lyric file, the MV file, the audio file and the song.
And mapping and associating the storage addresses of the lyric file, the MV file and the audio file with the ID of the song, and storing the mapping relation in a service server.
S503: and selecting the corresponding song by the user, and acquiring the corresponding song resource according to the corresponding song ID.
Specifically, any one client can request songs.
S504: and acquiring corresponding resource links of the accompaniment audio, the MV and the lyrics according to the song ID.
In the method provided by the embodiment of the invention, the corresponding resource link, namely the corresponding resource address, can be obtained according to the song ID through the pre-established mapping relation.
S505: the client downloads these song resources.
And the client acquires corresponding song resources in the CDN server according to the resource address.
S506: and judging whether the current client is the anchor client or not, if so, executing S507, and if not, executing S510.
In the method provided by the embodiment of the invention, if the client has the wheat sequence authority, the client is indicated as the main broadcasting end, and if the client does not have the wheat sequence authority, the client is indicated as the audience end.
S507: the anchor starts singing.
In the method provided by the embodiment of the invention, the anchor end synchronously plays the acquired lyrics, video and accompaniment audio so as to enable the user corresponding to the anchor end to sing the song and collect the audio generated by the singing song.
S508: audio time stamp t0 for singing time and time stamp t1 for mv play are obtained.
In the method provided by the embodiment of the invention, in the process of collecting the audio generated by singing songs, a time stamp t0 is distributed for each collected audio frame, a time stamp t1 of mv playing is determined at each collection moment, and t0 and t1 at each collection moment are associated to obtain time stamp records of t0-t 1.
S509: the audio stream to, t1 is delivered to the viewer side through the push streaming server.
In the method provided by the embodiment of the invention, the collected audio and the accompaniment audio are mixed according to a preset mixing mode, and the mixed audio and the timestamp record corresponding to the audio are sent to the audience.
S510: and adjusting the playing progress of mv according to the corresponding relation of the transferred t0-t 1.
Specifically, in the playing process, if the currently acquired audio time stamp t0 is 00.05.11 and 00.05.11-00.10.11 exist in the time stamp record, it is determined that t1 is 00.10.11, and a video picture corresponding to 00.10.11 in the video is played.
S511: the current mv play timestamp t1 is obtained.
The lyric playing progress can be adjusted through the mv playing time stamp and the preset incidence relation between the video and the lyrics.
S512: it is determined whether a lyric of the time stamp t1 has been acquired, if yes, S513 is executed, and if no, S514 is executed.
In the method provided by the embodiment of the invention, the display time range of each lyric is determined, and whether the lyric containing the display time range of t1 is acquired is judged.
S513: playing the corresponding lyrics and scrolling the lyric enhancement style to indicate that it is playing.
In the method provided by the embodiment of the invention, after the lyrics corresponding to t1 are obtained, the lyrics are played.
S514: and acquiring the corresponding time according to the mv playing time stamp to acquire the lyrics in the corresponding time range.
The above specific implementations and the derivation processes of the implementations are all within the scope of the present invention.
Corresponding to the method described in fig. 1, an embodiment of the present invention further provides a lyric display apparatus in a K song scene, which is used for specifically implementing the method in fig. 1, and the lyric display apparatus in the K song scene provided in the embodiment of the present invention may be applied to a computer terminal or various mobile devices, and a schematic structural diagram of the apparatus is shown in fig. 7, and specifically includes:
the playing unit 601 is configured to play audio when audio and timestamp records generated in a singing process of a target song sent by a preset streaming server are received, and acquire each audio timestamp of the audio according to a preset time interval in the playing process of the audio; the time stamp records comprise corresponding relations between each audio time stamp of the audio and the display time stamp of the lyrics of the target song;
a determining unit 602, configured to determine, in the timestamp record, a target display timestamp corresponding to the currently acquired audio timestamp;
a display unit 603, configured to determine whether the lyrics corresponding to the target display timestamp have been acquired, and if not, acquire the lyrics corresponding to the target display timestamp in a preset CDN server, and display the acquired lyrics corresponding to the target display timestamp.
The embodiment of the invention provides a lyric display device in a K song scene, which plays audio when receiving audio and time stamp records generated in a singing process of a target song sent by a preset plug flow server, and acquires each audio time stamp of the audio according to a preset time interval in the playing process of the audio; the time stamp records comprise corresponding relations between each audio time stamp of the audio and the display time stamp of the lyrics of the target song; in the time stamp record, determining a target display time stamp corresponding to the currently acquired audio time stamp; and judging whether the lyrics corresponding to the target display timestamp are acquired or not, if not, acquiring the lyrics corresponding to the target display timestamp in the CDN server, and displaying the acquired lyrics corresponding to the target display timestamp. By applying the method provided by the invention, the user can watch the lyrics of the current playing song without receiving the video, thereby improving the watching experience of the user.
In an embodiment of the present invention, based on the above scheme, specifically, the lyric display device in the K song scene further includes:
the first execution unit is used for determining a current highlight display area of the lyrics according to the target display time stamp under the condition that the lyrics corresponding to the target display time stamp are obtained currently;
and the second execution unit is used for highlighting the highlighted area of the lyrics.
In an embodiment of the present invention, based on the above scheme, specifically, the display unit 603 includes:
the first obtaining subunit is used for obtaining the display time range of the lyrics;
the first determining subunit is configured to determine, according to the target display timestamp and the display time range, a highlighted region of the lyrics, where the highlighted region is a lyrics region corresponding to a portion of the target display timestamp, where the display time range is smaller than or equal to the display time range;
the second determining subunit is used for determining the display style information corresponding to the lyrics;
a first adding subunit, configured to add the display style information to a highlighted area of the lyrics;
and the first display subunit is used for displaying the lyrics added with the display style information.
In an embodiment of the present invention, based on the above scheme, specifically, the display unit 603 includes:
the second acquisition subunit is used for acquiring the display time range of the lyrics;
the third determining subunit is used for determining the display style information corresponding to the lyrics;
the second adding subunit is used for determining the current progress position of the lyrics according to the target display timestamp and the display time range, and adding the display style information at the progress position of the lyrics;
and the second display subunit is used for displaying the lyrics added with the display style information.
In an embodiment of the present invention, based on the above scheme, specifically, the lyric display device in the K song scene further includes:
the judging unit is used for judging whether the current client has the video playing authority granted by the user;
an obtaining unit, configured to obtain, when the current client has the video playing right, a pre-stored video corresponding to the target song in the CDN server according to the video resource information in the resource address;
and the adjusting unit is used for playing the video in the process of playing the audio, and adjusting the playing progress of the video according to the target display timestamp so as to synchronously play the audio and the video.
In an embodiment of the present invention, based on the above scheme, specifically, the lyric display device in the K song scene further includes:
the receiving unit is used for separating the initial audio and the picture in the music video according to a preset separation mode when the music video corresponding to the target song is received, so as to obtain the video which does not carry the audio and corresponds to the music video;
and the storage unit is used for storing the video into the CDN server.
The embodiment of the invention also provides a storage medium, which comprises a stored instruction, wherein when the instruction runs, the equipment where the storage medium is located is controlled to execute the lyric display method in the K song scene.
An electronic device is provided in an embodiment of the present invention, and its structural diagram is shown in fig. 8, which specifically includes a memory 701 and one or more instructions 702, where the one or more instructions 702 are stored in the memory 701, and are configured to be executed by one or more processors 703 to perform the following operations according to the one or more instructions 702:
when receiving audio and time stamp records generated in the singing process of a target song sent by a preset streaming server, playing the audio, and acquiring each audio time stamp of the audio according to a preset time interval in the playing process of the audio; the time stamp records comprise corresponding relations between each audio time stamp of the audio and the display time stamp of the lyrics of the target song;
in the time stamp record, determining a target display time stamp corresponding to the currently acquired audio time stamp;
and judging whether the lyrics corresponding to the target display timestamp are acquired or not, if not, acquiring the lyrics corresponding to the target display timestamp in a preset CDN server, and displaying the acquired lyrics corresponding to the target display timestamp.
It should be noted that, in the present specification, the embodiments are all described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments may be referred to each other. For the device-like embodiment, since it is basically similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
For convenience of description, the above devices are described as being divided into various units by function, and are described separately. Of course, the functions of the units may be implemented in the same software and/or hardware or in a plurality of software and/or hardware when implementing the invention.
From the above description of the embodiments, it is clear to those skilled in the art that the present invention can be implemented by software plus necessary general hardware platform. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which may be stored in a storage medium, such as ROM/RAM, magnetic disk, optical disk, etc., and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the method according to the embodiments or some parts of the embodiments.
The method and the device for displaying the lyrics in the K song scene provided by the invention are described in detail, a specific example is applied in the text to explain the principle and the implementation mode of the invention, and the description of the embodiment is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.

Claims (10)

1. A network karaoke system, comprising:
the system comprises a business server, a stream pushing server and a plurality of clients; the business server interacts with the plurality of clients through a network;
the business server is used for sending the resource address of the target song to each client when a singing instruction of the target song is received; the target song is a current song to be sung;
each client is used for acquiring lyrics of the target song in a preset CDN server when the resource address of the target song is received, judging whether the lyrics have the singing authority of the target song, playing the audio when receiving the audio and time stamp record generated in the singing process of the target song sent by the streaming server if the client does not have the singing authority of the target song, and acquiring each audio time stamp of the audio according to a preset time interval in the playing process of the audio; in the time stamp record, determining a target display time stamp corresponding to the currently acquired audio time stamp; judging whether the lyrics corresponding to the target display timestamp are acquired or not, if not, acquiring the lyrics corresponding to the target display timestamp in the CDN server, matching the target display timestamp with each playing timestamp of the acquired lyrics to determine the current progress position of the acquired lyrics, and displaying the lyrics corresponding to the acquired target display timestamp according to the progress position; the time stamp records include corresponding relations between each audio time stamp of the audio and the display time stamp of the lyrics of the target song.
2. A lyric display method under a K song scene is characterized by comprising the following steps:
when receiving audio and time stamp records generated in the singing process of a target song sent by a preset streaming server, playing the audio, and acquiring each audio time stamp of the audio according to a preset time interval in the playing process of the audio; the time stamp records comprise corresponding relations between each audio time stamp of the audio and the display time stamp of the lyrics of the target song;
in the time stamp record, determining a target display time stamp corresponding to the currently acquired audio time stamp;
judging whether the lyrics corresponding to the target display timestamp are acquired or not, if not, acquiring the lyrics corresponding to the target display timestamp in a preset CDN server, matching the target display timestamp with each playing timestamp of the acquired lyrics to determine the current progress position of the acquired lyrics, and displaying the lyrics corresponding to the acquired target display timestamp according to the progress position.
3. The method of claim 2, further comprising:
if the lyrics corresponding to the target display time stamp are obtained currently, determining a current highlight display area of the lyrics according to the target display time stamp;
and highlighting the highlighted area of the lyrics.
4. The method of claim 2, wherein the displaying the lyrics corresponding to the acquired target display timestamp comprises:
acquiring a display time range of the lyrics;
determining a current highlight display area of the lyrics according to the target display timestamp and the display time range, wherein the highlight display area is a lyrics area corresponding to the part of the target display timestamp, of which the display time range is smaller than or equal to the display time range;
determining display style information corresponding to the lyrics;
adding the display style information to a highlighted region of the lyrics;
and displaying the lyrics added with the display style information.
5. The method of claim 2, wherein the displaying the lyrics corresponding to the acquired target display timestamp comprises:
acquiring a display time range of the lyrics;
determining display style information corresponding to the lyrics;
determining the current progress position of the lyrics according to the target display timestamp and the display time range, and adding the display style information at the progress position of the lyrics;
and displaying the lyrics added with the display style information.
6. The method of claim 2, wherein receiving the audio and time stamp record generated during singing of the target song sent by the streaming server further comprises:
judging whether the current client has the video playing authority granted by the user;
if the current client has the video playing permission, acquiring a pre-stored video corresponding to the target song in the CDN server according to the video resource information in the resource address;
and in the process of playing the audio, playing the video, and adjusting the playing progress of the video according to the target display timestamp to enable the audio and the video to be played synchronously.
7. The method of claim 6, wherein the storing of the video comprises:
when receiving a music video corresponding to the target song, separating an initial audio and a picture in the music video according to a preset separation mode to obtain a video which does not carry an audio and corresponds to the music video;
and storing the video into the CDN server.
8. A lyrics display device under K song scene, characterized by comprising:
the playing unit is used for playing the audio when receiving the audio and time stamp records generated in the singing process of a target song sent by a preset push streaming server, and acquiring each audio time stamp of the audio according to a preset time interval in the playing process of the audio; the time stamp records comprise corresponding relations between each audio time stamp of the audio and the display time stamp of the lyrics of the target song;
the determining unit is used for determining a target display time stamp corresponding to the currently acquired audio time stamp in the time stamp record;
and the display unit is used for judging whether the lyrics corresponding to the target display timestamp are acquired or not, if not, acquiring the lyrics corresponding to the target display timestamp in a preset CDN server, matching the target display timestamp with each playing timestamp of the acquired lyrics to determine the current progress position of the acquired lyrics, and displaying the lyrics corresponding to the acquired target display timestamp according to the progress position.
9. A storage medium, comprising storage instructions, wherein when the instructions are executed, the storage medium is controlled to execute a lyric display method according to any one of claims 2 to 6 in a K song scene.
10. An electronic device comprising a memory and one or more instructions, wherein the one or more instructions are stored in the memory and configured to be executed by the one or more processors to perform the method for displaying lyrics in a Karaoke scene according to any one of claims 2-6.
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