45results about How to "Improve playback fluency" patented technology

The invention provides a method for optimizing a multimedia player. The method comprises the following steps: carrying out self-adapted dynamic frame drop according to a decoding speed; when converting an image from a YCbCr format into an RGB (Red, Green and Blue) format, adopting an algorithm grade optimization manner and adopting a manner of reducing resolution ratio conversion and concurrent conversion; outputting a converted image to a target display buffer. With the adoption of the method disclosed by the invention, the smoothness of playing a video can be improved; the method not only has the commonality, but also can effectively reduce CPU (Central Processing Unit) and system resource occupying rates.

The invention discloses a method for acquiring a live video clip. The method comprises steps of: acquiring the reference time length of a clip; determining that the sum of the reference time length and a first preset time length is a first time length and/or determining the difference between the reference time length and the first preset time length is a second time length; acquiring the qth key frame of a current original live source; determining that the initial position of the qth key frame is the initial position of the qth clip; within the first time length and/or the second time length of the initial position of the qth key frame, determining that the initial position of the (q+1)th key frame is the end position of the qth clip when it is determined that the (q+1)th key frame exists; and at the initial position and the end position of the qth key frame, cutting the current original live source in order to form the qth clip, wherein the q is a positive integer. The invention also discloses a server.

The embodiment of the invention provides a bullet screen issuing method for live broadcast playback, and the method comprises the steps: receiving a barrage pull request sent by a client during live broadcast playback, the bullet screen pull request carrying a timestamp; and in response to the bullet screen pulling request, issuing a bullet screen fragmentation file corresponding to the timestampin N bullet screen fragmentation files to the client, wherein the N bullet screen fragmentation files are obtained by segmenting live bullet screen data corresponding to the target live broadcast playback video, and N is a positive integer. According to the embodiment of the invention, the live broadcast bullet screen data corresponding to the target live broadcast playback video is segmented, andthe bullet screen fragmentation file is issued to the client in a fragmentation manner, so that the memory occupation rate of the bullet screen data is reduced, and the playing fluency is improved.

The embodiment of the invention relates to a streaming media data transmission method, a streaming media data receiving method and electronic equipment. The streaming media data transmission method comprises the following steps: fragmenting streaming media data according to a preset time period, dividing each fragment into a plurality of data packets, and adding the plurality of data packets intoa buffer queue; receiving a fragmentation request sent by a client; obtaining fragmentation information and the plurality of data packets corresponding to the fragmentation information from the bufferqueue according to the fragmentation request; and sending the fragmentation information and the plurality of data packets corresponding to the fragmentation information to the client, the fragmentation information being used for indicating the client to receive the data packets, and transmitting the plurality of received data packets to a player after determining that the reception of the plurality of data packets is completed. According to the streaming media data transmission method, the streaming media data receiving method and the electronic equipment, the resistance during network fluctuation can be enhanced, and the playing fluency is improved.

The invention discloses a viewpoint switching method of a multi-viewpoint video, which comprises the following steps: after a terminal receives a viewpoint switching request, checking whether an IDR frame exists in the local cache content of the terminal of the current viewpoint within a preset duration; if the IDR frame exists in the preset duration, adding the time point of the IDR frame into the viewpoint switching request, and reporting the viewpoint switching request to a server; if the IDR frame does not exist in the preset duration and the cache content is greater than the preset duration, adding a time point after the preset duration into the viewpoint switching request, and reporting the viewpoint switching request to a server; if the IDR frame does not exist in the preset duration and the cache content is less than the preset duration, adding the time point of the cache tail end into the viewpoint switching request, and reporting the viewpoint switching request to a server; and emptying the terminal local cache after the time point in the viewpoint switching request of the reporting server. According to the invention, alignment of timestamps of different viewpoints in multi-viewpoint video switching is realized, so that connection of front and rear viewpoints is synchronized in time. The invention further discloses a corresponding viewpoint switching system for the multi-viewpoint video.

The invention relates to a video playing method and device, a storage medium and electronic equipment, and the method comprises the steps: receiving a video playing request, wherein the video playingrequest comprises first video information, and the video playing request indicates playing video data corresponding to the first video information through a target page; obtaining second video information corresponding to a video preview page, wherein the video preview page is used for playing video data corresponding to the second video information; and under the condition that the first video information and the second video information are the same, playing video data corresponding to the first video information in the target page based on the video playing progress information corresponding to the video preview page. Therefore, the transmission amount of the video data can be effectively reduced, the request response time of the video data and the waiting time of video playing can be shortened, on the other hand, it can be ensured that the playing progress of the preview video in the video preview page and the video playing progress of the target page are continuous, and the continuity of video playing is ensured.

The invention discloses a multimedia file playing method and system for a mobile storage device, and the technical scheme is characterized in that the method comprises the following steps: the storagedevice is partitioned in advance to form a display partition and a hidden partition, specific playing software being stored in the display partition, and multimedia file data being stored in the hidden partition; when the storage device is powered on, only the display partition is reported to be recognized by the host operating system; and a private command is issued to the storage device throughthe specific playing software to determine that the hidden partition exists in the storage device, the multimedia file data is analyzed in the hidden partition and playing action is executed. According to the invention, the purpose of improving the data security in the storage device is achieved.

The embodiment of the invention discloses a video downloading method and device, a server and a storage medium. The method comprises the following steps: in response to the situation that the currentnetwork state of a to-be-played video does not support smooth playing of the to-be-played video at a pre-downloading code rate, selecting a corresponding target code rate gear when the to-be-played video meets a playing index requirement and a playing performance requirement at the same time from code rate gears matched with the current network state; and downloading the to-be-played video by adopting the target code rate gear. The embodiment of the invention provides a technical scheme. Code rate reselection when the to-be-played video cannot be smoothly played at the pre-downloading code rate is realized. Therefore, downloading and playing of the to-be-played video at the target code rate gear can meet the playing starting index requirement and the playing performance requirement at thesame time, rapid playing starting of the to-be-played video is guaranteed on the basis that playing lag of the to-be-played video is avoided, and the playing fluency of the to-be-played video is improved.

The embodiment of the invention discloses a screen recording frame rate adjustment method, a terminal and a computer readable storage medium. The screen recording frame rate adjustment method comprises the following steps: when the terminal enters a screen recording state, displaying an animation of a preset size on a display interface of an application program currently running in the terminal; and performing screen recording according to the screen recording parameters determined by the animation. According to the embodiment of the invention, screen recording is carried out according to thescreen recording parameters determined by the animation through the animation displayed on the display interface of the currently running application program of the terminal. The problems that in an existing terminal video recording mode, video playing is not smooth, and user experience is reduced are solved. The playing fluency of the recorded video is improved, and the user experience is improved.

The invention provides a data sending method and device based on multi-link aggregation, and relates to the technical field of articulated naturality web, the method comprises the following steps: when at least one received target data packet is stored in a first queue, copying the at least one target data packet from the first queue to a second queue; emptying the first queue; and sequentially sending the at least one target data packet to the articulated naturality web device from the second queue according to a preset sequence and a preset sending interval; copying the target data packet from the first queue to the second queue, emptying the first queue, and sending the target data packet to the articulated naturality web device by the second queue, so that the data packet can be enqueued and dequeued at the same time, and the packet sending efficiency of the data packet is ensured; and sending the target data packet to the articulated naturality web device according to the preset sequence and the preset sending interval, so that the number and the time interval of the data packets sent by the network cards corresponding to different communication links are the same, the data packets can be uniformly and stably sent, the jitter degree of the real-time bandwidth can be reduced, and the playing fluency of the articulated naturality web terminal is improved.

The application discloses a method for displaying a virtual reality scene, and a virtual reality device and system. The method comprises: a target scene area corresponding to a to-be-displayed targetcontent in a virtual scene is determined, wherein the virtual scene is divided into multiple scene areas in advance; for each scene area, a corresponding CPU frequency and GPU frequency are set basedon the scene complexity; a first CPU frequency and a first GPU frequency corresponding to the target scene area are determined; and according to the first CPU frequency and the first GPU frequency, the CPU and the GPU are triggered to display the target content. Therefore, the number of frequency switching is reduced; the playing blocking is avoided; and the display effect is improved.

The invention discloses a video coding code rate control method and belongs to the video coding technology field. The method comprises steps that the code rate information of a video is acquired; images within the target unit time are extracted from the video, and the target unit time refers to the unit time when a code rate is greater than a preset value; the images are filtered; the images after filtering are coded and are then packaged to be video files. Through the method, problems of over-long coding time consuming and increase of probability of video playing failure existing in a code rate control method in the prior art are solved, on one hand, code rate reduction processing on images with relatively large code rates is carried out, the coding consuming time is reduced, on the other hand, a problem of video playing failure caused by slice loss can be avoided, probability of video playing failure is substantially reduced, moreover, through code rate reduction processing on the images with the relatively large code rates, a video peak code rate is substantially reduced, and purposes of reducing video playing lag and improving video playing smoothness are realized.

The invention discloses a media resource playing method and device in a cloud technology scene, a storage medium and electronic equipment, and particularly relates to technologies such as a database and cloud security. The method comprises the steps: in response to control operation triggered in a client, obtaining an animation media resource matched with a target action to be executed by a controlled virtual character, and meanwhile, sending an operation synchronization instruction to a server; determining a key playing position where the key picture frame is located from the animation mediaresource, wherein the controlled virtual character in the key picture frame is executing the target action; determining the playing speed of the animation media resource according to the key playing position of the key picture frame and the network delay of the network environment of the client; and playing the animation media resource according to the playing speed. According to the method and the device, the technical problem of playing picture lag caused by waiting for network delay in the media resource playing process is solved.

The invention relates to the technical field of computers, in particular to a game video acceleration method and device, computer equipment and a storage medium, and the game video acceleration method comprises the following steps: determining the gender of a user; determining the body type of the user; recommending a game video to the user according to the determined gender and body type of the user; and adjusting the network bandwidth according to the gender and the body type of the user and the duration of the recommended game video. According to the game video acceleration method provided by the embodiment of the invention, on the basis of the intelligent desktop network transmission display, after the proper game video is recommended for the user on the basis of the personal overall condition of the user and game linkage, the playing fluency of the game video is improved by dynamically adjusting the downloaded network bandwidth, and the use experience of the user is improved.

The invention provides a task scheduling method and device in a peer-to-peer network, and the method comprises the steps: judging whether each uploading task in the processing can be completed withintask time or not according to the processing progress information of each uploading task in the processing; wherein the in-progress uploading task is an uploading task which is allocated to the uploading node but is not completed; and scheduling the uploading task which is judged to be incapable of being completed within the task time. The resource sharing performance in the peer-to-peer network can be improved.

The invention discloses an image display method and device, a storage medium and electronic equipment. The method comprises the steps of obtaining image data of a first frame of video image played by a player, determining a parameter value of a display parameter set of the first frame of video image according to the image data of the first frame of video image, processing a preset original identification image according to the parameter value of the display parameter set of the first frame of video image, obtaining the first identification image, and displaying the first identification image on a second frame of video image currently played by the player in an overlapping mode, wherein the playing time of the second frame of video image in the player is later than the playing time of the first frame of video image in the player. According to the invention, the technical problem of unclear image display in the prior art is solved.