8results about How to "Smooth playback" patented technology

The application relates to the technical field of graphic display, and discloses an animation display method, related devices and a storage medium, wherein the animation display method comprises the following steps: S1, in an animation display scene, for a transparent superposition region containing a highlight background in a picture, determining a luminance change range and establishing a corresponding relationship between luminance and transparency, forming a unified display reference basis; S2, according to the display reference basis, performing step-by-step linearization processing on foreground color, background color and transparency, limiting the numerical range of color and transparency, and preventing abnormal deviation of transparency in the highlight pixel interval; through dynamic corresponding and linearization inhibition control of luminance and transparency, the application stabilizes the transparency change in the highlight area, avoids reverse color and light emission artifacts; and through transparent transition layer reconstruction and frame sequence output control, smooth transition and continuous display are realized, and the naturalness and system stability of animation display are improved.

The invention discloses a digital earth roaming animation generation method, tool and device based on an unreal engine, and relates to the technical field of geographic information systems.The digital earth roaming animation generation method comprises the steps that an observation target of a digital earth roaming animation is determined, a preset manipulator is adopted, the observation target serves as the center, a camera is controlled to move, and the digital earth roaming animation is generated; the method comprises the steps of obtaining a key frame corresponding to each observation target, editing each key frame by adopting a preset editing panel to obtain sub-animations, connecting all the sub-animations to generate an initial animation, and interpolating every two sub-animations in the initial animation by adopting a preset interpolation algorithm to generate the digital earth roaming animation. According to the invention, the technical problem of low continuity of the digital earth roaming animation generated in the prior art is solved.

The invention discloses an audio and video code rate adjusting method and device, a program product and electronic equipment, and relates to the field of financial science and technology or other related fields, and the code rate adjusting method comprises the steps: collecting performance data and network data of target equipment, obtaining audio and video original stream data, and transmitting the audio and video original stream data to a server; the method comprises the steps of constructing multi-modal data based on performance data, network data and audio and video original stream data, determining a reference code rate based on the multi-modal data, determining target encoder parameters of a target encoder based on the reference code rate and the multi-modal data, and determining the target encoder parameters of the target encoder based on the target encoder parameters. And performing code rate adjustment on the audio and video original stream data by using the target encoder to obtain target audio and video stream data. According to the invention, the technical problem that the code rate of audio and video cannot be accurately adjusted in the prior art is solved.

The application discloses a video data transmission method and system, and the video data transmission method comprises the following steps: a data prediction step, in which state data of a next moment of a playing terminal is determined according to state data of a current moment of the playing terminal; a network capability prediction step, in which predicted network capability of the playing terminal at a future moment is determined according to the state data of the next moment and a pre-constructed network quality map; and a transmission parameter adjustment step, in which video data transmission parameters of the playing terminal at the next moment are pre-adjusted based on the predicted network capability, so as to avoid network congestion possibly occurring at the future moment in advance.

The invention relates to a harmonica (100) comprising at least: a. a comb (130) comprising a plurality of chambers (131); b. a first plate (110) comprising a plurality of blow reeds (111); c. a second plate (120) comprising a plurality of draw reeds (121); the harmonica (100) being characterized in that: d. each chamber of the plurality of chambers (131) comprises at least one material protrusion, each material protrusion being configured to reduce the oscillation space of a draw reed (121); and in that the harmonica comprises: at least one additional plate (150) arranged above the first plate (110) and comprising a plurality of additional material protrusions (155), each additional material protrusion (155) of the plurality of additional material protrusions (155) being configured to reduce the oscillation space of a blow reed (111).

The invention discloses a patient state identification information pushing system and method for a smart ward, and belongs to the technical field of video engines, and the system comprises a video display module, a buffer area adjustment module, a code rate initial adjustment module and a code rate secondary adjustment module. Wherein the video display module is used for obtaining a video fluency index so as to obtain a video fluency judgment result; the buffer area adjusting module obtains a network congestion state judgment result, analyzes and obtains a buffer area adjusting judgment result in combination with a video fluency judgment result, and adjusts the size of a buffer area; the code rate initial adjustment module is used for analyzing and obtaining a code rate adjustment judgment result based on the size of the adjusted buffer area so as to carry out corresponding code rate adjustment; and the code rate secondary adjustment module is used for acquiring and analyzing the video fluency index after code rate adjustment, thereby performing corresponding secondary adjustment on the initial code rate, and solving the problem that video fluency and definition cannot be both considered in the prior art.

This application discloses a sound effect processing method, apparatus, storage medium, and electronic device. The method includes: determining the physical parameters of a virtual mobile vehicle; determining, based on the vehicle type of the virtual mobile vehicle, whether a vehicle sound source is configured on the virtual mobile vehicle, wherein the vehicle sound source is a sound source obtained by merging the motor sound source and the external speaker sound source of the virtual mobile vehicle; if a vehicle sound source is configured on the virtual mobile vehicle, generating a target sound effect corresponding to the physical parameters based on at least one layer of sound effect structure pre-configured for the vehicle sound source, wherein the at least one layer of sound effect structure is a hierarchical structure obtained by layering the sound effects emitted by the motor sound source and the sound effects emitted by the external speaker sound source; and controlling the vehicle sound source to play the target sound effect. This application solves the technical problem of low design performance in simulating the sound effects of virtual mobile vehicles in related technologies.

The invention is suitable for the technical field of high-definition video wireless transmission, and provides a high-definition video wireless transmission control system, which comprises a video transmitting device, a video receiving device and video playing equipment, the video sending device comprises a video sending device, a video receiving device and video playing equipment; the video sending device comprises a content decomposition module, a bit grouping module, a network decomposition module, a field conversion module and a wireless sending module. The video receiving device comprises a wireless receiving module, a video decoding module, a decompression calculation module, a wireless transmission module, a wireless network module, a memory and a processing center, and the wireless receiving module, the video decoding module, the decompression calculation module, the wireless transmission module, the wireless network module and the memory are respectively connected with the processing center; the video playing device comprises a wireless communication module and a video playing module. According to the invention, the problems of time delay, lagging, low transmission image quality and the like during wireless video playing are solved.