1111results about How to "Improve smooth performance" patented technology

The invention provides a method and a device for displaying a dragging progress bar. The method comprises the steps of: finding out corresponding latest timestamp from a key frame index at a time point of the progress bar when a user drags, obtaining byte offset according to the timestamp, and then obtaining key frame data from a video file via the byte offset and displaying the key frame. Therefore, the current frame does not need to be calculated when the user continuously drags; the current frame is replaced by the key frame to carry out real-time display rapidly; the problem of delayed display caused by searching the key frame and calculating the current frame too frequently is avoided; real-time display is achieved; and the experience of user fluency is also improved.

A background program finishing system is applied to an electronic device, and comprises a temperature acquiring unit used for obtaining the real-time temperature of the electronic device, a comparing unit used for comparing the real-time temperature of the electronic device to a prestored first preset temperature and a second preset temperature to obtain a comparison result, and an execution unit used for finishing application programs run in the background of the electronic device according to the comparison result of the comparing unit. The invention further provides a background program finishing method. During operation of the electronic device, by adopting the background program finishing method, the fluency of a system of the electronic device can be improved, which is conducive to improve the user experience of the electronic device. The background program finishing system can automatically organize the application programs running in the background of the electronic device without manual operation of a user, and the operation is quick and convenient.

The invention discloses a method and apparatus for sending media streams, and belongs to the technical field of computers. The method comprises the following steps: in a process of sending first media streams of a target live video to a target terminal, obtaining sending state information corresponding to the target terminal, wherein the first media streams comprise audio streams and first video streams at a first code rate; and if the sending state information satisfies a preset congestion state condition, sending second media streams of the target live video to the target terminal, wherein the second media streams comprise the audio streams and second video streams at a second code rate, and the second code rate is smaller than the first code rate. By adoption of the method and apparatus disclosed by the invention, the smoothness of the live video can be improved.

The invention proposes a sound quality adjustment method and system, a main unit end and a storage medium. The method comprises the steps: obtaining a code rate range of wireless audio equipment when the main unit end and the wireless audio equipment build wireless communication connection; presetting a first code rate of the main unit end according to the code rate range and the current signal intensity of the wireless communication connection; controlling the main unit end so transmit audio data to the wireless audio equipment at the first code rate; judging whether to carry out the matching with the current wireless transmission quality or not through obtaining the transmission throughput capacity of audio data fed back by the wireless audio equipment, respectively judging results and adjusting the first code rate, thereby adjusting the sound quality when the audio data is played at the wireless audio equipment, avoiding play jamming caused by poorer wireless transmission quality, and improving the audio play fluency of the wireless audio equipment.

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 relates to a full-automatic paper diaper packaging production line which comprises a stacking machine, pre-compression device, a transition mechanism, a secondary compression device, a bag feeding device, a bag opening device, a packaging, sealing and cutting-off device, a pushing mechanism and an offcut collecting device. The pre-compression device comprises a support, a support plate, a left compression mechanism, a right compression mechanism and a push out mechanism, wherein each of the left compression mechanism and the right compression mechanism comprises a compression translation mechanism, an upper push block and a lower push block, the upper push block and the lower push block are respectively connected with the power output end of the compression translation mechanism, and the upper push block is located above the lower push block. The full-automatic paper diaper packaging production line has the advantages that the upper push blocks and the lower push blocks are respectively driven by independent compression translation mechanisms and are fixed in the middle to perform pre-compression, paper diapers are prevented from being deviated and stuck, production smoothness is increased, and production efficiency is increased; the upper push blocks are separated from the lower push blocks, the friction between the paper diapers and the upper push blocks and the lower push blocks is reduced, and abrasion and scratch of the paper diapers are avoided.

The invention provides a video sharing method and system. The video sharing method comprises the steps that the quality level of videos capable of being shot by a shoot terminal is determined; the quality level of videos capable of being shot is sent to the shoot terminal; shot videos are uploaded in real time, the video sharing mode and a receiving target are uploaded, a server generates a sharing address of the videos, and the sharing address of the videos is sent to the receiving target according to the sharing mode; after terminal hardware ability parameters uploaded by a player terminal and the network speed of the player terminal are received, the quality level of the videos capable of being shot of the player terminal is determined; the videos are played at the player terminal where the receiving target is located according to the quality level of the videos capable of being shot of the player terminal. By means of the method and system, adaptive video play can be achieved according to the device parameters and network conditions of the player terminal, play smoothness of the videos is improved while the video quality is guaranteed, waiting time of video upload is reduced, and user experience is improved.

The invention provides an information processing method and device and a storage medium. A graphical user interface is obtained by executing a software application on a processor of a terminal and rendering the software application on a display device of the terminal. The method includes the steps: when a first touch operation that acts on a skill control in a graphic user interface is detected, providing at least two selection sub-controls in the graphic user interface, and selecting the sub-controls to select a corresponding skill according to a second touch operation; when the second touchoperation acting on the selected sub-control is detected, determining a target selection sub-control according to the second touch operation, and determining the skill corresponding to the target selection sub-control as a to-be-released skill; and when the second touch operation meets a first preset triggering condition, registering the skill control or the target selection sub-control as a skillrelease control which is to release skills. According to the information processing method and device and the storage medium, more skill selections within the limited graphical user interface can beprovided, and fluency of skill selection and skill control can also be improved.

The invention provides a multimedia courseware teaching live broadcast method. The method comprises the steps that a server side and a client side are initialized, wherein the client side comprises a teacher side and a student side; the server side obtains a multimedia courseware uploaded by the teacher side, converts the multimedia courseware into a swf format file and generates a description layer on the swf format file; the converted swf format file is sent to the teacher side and the student side; description layer operation data carried out on the swf format file by the teacher side is obtained and is sent to the student side through the server side; and the operation data is generated on the swf format file of the student side. According to the multimedia courseware teaching live broadcast method provided by the invention, the multimedia courseware and operation data of the teacher side can be independently transmitted to the student side, the demand for a bandwidth is effectively reduced, and the teaching live broadcast fluency is improved.

The invention provides a live broadcast method and device based on artificial intelligence, equipment and a storage medium. The method comprises the following steps: receiving a given text for a virtual anchor to perform, acquiring audio data and facial feature data corresponding to the virtual anchor in real time according to the given text, and respectively forming at least one audio data packetand at least one facial feature data packet; performing special effect rendering processing in real time based on the facial feature data in the facial feature data packet to obtain an image data packet carrying an image frame set corresponding to the virtual anchor; extracting an image frame set in the image data packet and audio data in the audio data packet in real time; and pushing the live broadcast data stream of the virtual anchor according to the image frame set and the audio data. By adoption of the live broadcast method and the device provided by the invention, the real-time performance and fluency of live broadcast can be effectively improved.

The present invention relates to image processing field, the embodiment of the invention provides a method and system of multiple-screen real-time signal process, the method includes following steps: collecting and aquiring parellel image signal, processing serial / parallel conversion to the image signal, acquiring high speed serial data signal; adopting high speed serial data space division switching techinology, dispatching the high speed serial data signal; processing serial / parallel conversion to the high speed serial data signa, and reducing the parallel image signal; processing scaling, overlapping treatment to the reduced image signal, transmitting the scaled, overlapped image signal to the display device to display. The technical solution of the embodiment of the invention is beneficial to improve the peal-time ability of the image signal transmission, the display quality of the image, reducing cost of the image signal process.

The invention provides a virtual reality image display method and device and virtual reality equipment. The method can be applied to the virtual reality equipment. The method comprises the steps thata latest rendering-completed image is acquired; a first head pose after first preset duration is predicted based on an acquired first current head pose, wherein the first preset duration is duration required for performing first time warping processing on the latest rendering-completed image; first time warping processing is performed on the latest rendering-completed image according to the firsthead pose to obtain a first warped image matched with the first head pose; and the first warped image is output into a display cache, so that the first warped image is displayed when a vertical synchronization signal Vsync of a current frame is received. Through the method, display delay of the image can be shortened, and the smoothness of a display picture can be improved.

An imaging device and an imaging method are provided. The imaging device for taking and storing movies and still pictures, comprises an imaging section (11) which performs photoelectric conversion on an incoming optical image, and applies processing to output signals of the incoming optical image to acquire image data; a microcomputer (25) which controls the exposure of the imaging section (11), and controls the shooting of the optical image. In the imaging device, the microcomputer (25), while taking still pictures while shooting a movie, carries out exposure by dividing a time (t4-t5) corresponding to a single frame of the movie into a plurality of times, applies processing by the imaging section (11) to acquire a plurality of image data, performs positional alignment of the subject image of the plurality of image data and combines a plurality of image data, and stores as still picture data, and combines a plurality of image data without carrying out positional alignment of the subject image of the priority of image data and stores as a single frame of the movie data.

The invention belongs to the technical field of security and protection monitoring and provides a video playing method and device. The video playing method comprises the steps of receiving video source data, dividing the video source data into video data and audio data, buffering the video data in a preset video buffering region and buffering the audio data in a preset audio buffering region and calculating inter-frame space of the received video source data; if the playing duration of the data buffered in the video buffering region and the playing duration of the data buffered in the audio buffering region respectively reach to a size set between the buffering regions, respectively decoding and playing a first frame of the video data and a first frame of the audio data; calculating a time interval of the current frame which shall be played based on the inter-frame space of the received video source data and the playing duration of the data buffered in the current buffering regions; and obtaining the decoding time of the next frame of the video data and the audio data based on the time interval of the current frame which shall be played. The video playing method and device can improve a standstill problem during the video playing process and can improve the video playing smoothness.

The embodiment of the invention provides a network switching method and a terminal. The method comprises the following steps that the current network flow demand of the terminal is acquired; whether the network flow demand is greater than the preset flow value is judged; when the judgment result is yes, existence of a preset priority network or a target network of which signal intensity is higher than that of the current connection network in the current connectable networks is searched; and when the preset priority network or the target network is searched, the current connection network is switched to the preset priority network or the target network. Switching between networks can be intelligently and conveniently realized by the network switching method so that network fluency can be enhanced.

The invention discloses a terminal application program starting method and device; the method comprises the following steps: preloading application programs installed in a terminal in advance; receiving a user inputted order used for selecting a first application program from the preloaded application programs to start; starting the first application program through a preloaded file. The terminal application program starting method and device can preload the to-be-started application in advance, so the corresponding application program can be directly started through the preloaded file after the starting order is received. The novel method and device can accelerate application program starting speed, can reduce starting time consumption, thus improving staring smoothness, and improving user usage experience; in addition, the application also provides the terminal having said technical advantages.

The invention discloses a method for synchronous live broadcast through multiple cameras. A plurality of digital high definition cameras are installed in the sports field according to different angles and regions; the plurality of digital high definition cameras perform live broadcast of the same game simultaneously; when the videos of the plurality of digital high definition cameras are gathered, a current timestamp is automatically added; after a director tool receives multi-channel video information, the size of a buffer zone is adjusted automatically according to the timestamp, and a proper delay duration is selected for playing the video. The multi-channel videos are played synchronously, so that video play smoothness is improved, and the frame consistency is guaranteed.

The invention discloses a video stream transmitting method and device, and belongs to the technical field of internet. The method includes adopting a currently enabled first encoder to execute encoding processing on a first original video frame to obtain a video frame after first encoding; if the resolution ratio of the video frame after encoding is different from that of the video frame after previous encoding, obtaining a parameter set corresponding to the video frame after first encoding, the parameter set corresponding to the video frame after first encoding including encoding parameters adopted by the video frame after first encoding; generating a header file associated with the video frame after first encoding, the header file including a parameter set corresponding to the video frame after first encoding; and transmitting the header file and the video frame after first encoding to a streaming media server. A plurality of encoders are created in a stream pushing client and are used for executing encoding processing on video frames of different resolutions, thereby achieving an effect of improving fluency of video playing.

The invention provides a video playing method and device, and belongs to the technical field of videos. The method comprises the following steps: in a process of playing a video at a current frame rate, detecting a video picture difference between two adjacent frames to be played; when the video picture difference is greater than a preset difference threshold value, determining a target frame rate, when the target frame rate is greater than the current frame rate; generating a middle picture of the two adjacent frames according to the target frame rate; and inserting the middle picture between the two adjacent frames to play. Through adoption of the video playing method and device, the video picture difference between the two adjacent frames is detected to determine video frames which tend to jitter and have poor smoothness, and the middle picture can be generated dynamically according to actual conditions of the video frames in a playing process and is inserted between the two adjacent frames to play, so that the aim of increasing the frame rate adopted in playing is fulfilled; picture jittering is avoided; and the smoothness of a video picture is improved.

The invention introduces a prediction method for a station passenger flow and inter-station journey time. The method comprises the following steps that: establishing a station passenger flow prediction model; establishing an inter-station journey time prediction model; establishing a bus departure interval model; and finally, on the basis of the passenger flow prediction model and the inter-station journey time prediction model, solving the bus departure interval model so as to realize the dynamic scheduling of buses.

The invention discloses a track smoothing method and a device of operation equipment in a numerical control system, and a numerical control machine tool. The method comprises the following steps of: respectively performing S-type velocity planning on a first processing track and a second processing track; pre-calculating corresponding velocity and position of a sliding track on a starting point and an end point of the first processing track and the second processing track according to a preset sliding ratio; acquiring a track length L and a maximum velocity Vm of the first processing track and the second processing track subjected to the S-type velocity planning; and regulating the velocity and position of the starting point and the end point of the sliding track according to the track length L and a maximum velocity Vm of the first processing track and the second processing track. By the track smoothing method and device of the operation equipment in the numerical control system, the S-type velocity planning is performed on the processing track, so that the smooth transition in continuous velocity can be realized between the sliding track and the processing track; the stability performance of the machine tool is effectively improved; and the impacting and violent vibration phenomena of the machine tool are avoided.

The invention provides a picture thumbnail display method. The method comprises the following steps that a first thread starts a second thread and a third thread; a second thread terminal scans picture files to obtain a picture file list to be displayed, and transmits the picture file list to the first thread; the first thread requests to load a picture thumbnail from the third thread according to the picture file list to be displayed; the third thread acquires thumbnail data which correspond to each picture file to be displayed, and returns the thumbnail data to the first thread; the first thread displays a thumbnail which corresponds to the picture file to be displayed through a picture display control according to the thumbnail data. Through implementation of the picture thumbnail display method, asynchronous loading processing can be performed on picture thumbnails, the lagging phenomenon is avoided, and the display smoothness of the picture thumbnails can be enhanced. Moreover, the invention further provides a picture thumbnail display device.

The invention discloses an entity input method and an entity input device and relates to the field of input methods. The method comprises the steps of receiving an input sequence which is input; obtaining at least one initial candidate item corresponding to the input sequence; performing semantic analysis to the initial candidate item based on a knowledge base, and querying a target object from the knowledge base according to the semantic analysis result; packaging the knowledge content corresponding to the target object to be an entity candidate item, and loading to each candidate item corresponding to the input sequence; displaying the entity candidate item in a candidate frame according to the position of the initial candidate item. According to the entity input method, the entity candidate item which more accords with a current input scene can be selected to be loaded into each candidate item, and thus the target object can be directly displayed to users in an entity object form, the information capacity and accuracy of the input method are improved, the input fluency of the complex information is enhanced, and the input efficiency is improved.

A video stream playing method includes the following steps: reading video frame information from data cached in a video frame buffer zone, and writing the video frame information into a preview queue; acquiring the number of video frames in the video frame information in the preview queue; and adjusting the playing speed of the video frames accordingly according to the number of video frames in the preview queue. A two-level buffer mechanism is set, namely, the video frames are buffered twice through the buffer zone and the preview queue. The playing speed is adjusted according to the number of video frames recorded in the preview queue. Thus, for network delay or network jitter within a certain range, the decoding pressure on the decoder is reduced, and video playing is smoother.

The invention provides an oral test and evaluation method, a device and a device for generating an oral test and evaluation model. The oral test and evaluation method applied to a data processing endof a oral test and evaluation system comprises the following steps: acquiring speech data to be evaluated; extracting colloquial attribute feature information of the speech data to be evaluated; basedon the pre-generated oral test and assessment model, the scoring results are obtained according to the spoken language attribute characteristic information of the speech data to be evaluated.

An embodiment of the invention provides a text information display method, device, and mobile device. The method includes display first image data rendered with a first paging text information in a display area; detecting determined page turning operation; moving at least one part of the first image data out of the display area according to the page turning operation; obtaining second image data rendered with second paging text information according to the page turning operation; moving the at least one part of the second paging text information into the display area after the first image data is moved out. According to the inventing, image data acts as a carrier of text information, direct rendering of text information is avoided, so that page turning responding speed is increased. A stuck condition during a page turning process is avoided and reading smoothness is improved.

The invention belongs to the technical field of tunnel construction. A multi-station mechanized switching mechanism for bolting construction. The mechanism comprises a propulsion beam, a fixed frame,a movable frame and a bolting mechanism, wherein the fixed frame is fixedly disposed on the propulsion beam; the movable frame is matched and disposed on the propulsion beam in the sliding mode, and the fixed frame and the movable frame are laterally disposed correspondingly. The bolting mechanism comprises at least two of a rock drill assembly, a bolt head assembly and a grouting assembly, and all the assemblies of the bolting mechanism are laterally arranged on the fixed frame and the movable frame in the sliding mode. The invention further discloses a bolt construction device. The overall structure design is reasonable, and automatic switching of drilling, bolt loading and grouting is achieved, so that construction workers are greatly liberated from the heavy labor intensity and the harsh construction environment. At the same time, the construction cost is reduced under the environment that the labor cost is higher and higher, and greater profits are created.

Provided in the invention is a game AOI synchronization method. The method comprises: an overall game scene is divided into a plurality of same grids; and during the playing process of the game, when a game server gets information that a position or state of a certain game entity Y changes, scene synchronization is only carried out on networks of visible regions of the game entity before and after the change instead of whole scene synchronization. The method is based on a scene synchronization scheme applied to a game server side, especially to a small-screen-included game server side like a mobile phone. The synchronization efficiency of states of game entities in a same scene can be improved effectively, so that the number of game players that can be accommodated by the scene can be increased, the game smoothness is improved, and thus the experience of the game layer is enhanced.