US 12,293,778 B2
Method and apparatus for adjusting speed of multimedia clip, device and medium
Weibo Bian, Beijing (CN); and Xiangrui Zeng, Beijing (CN)
Assigned to Beijing Zitiao Network Technology Co., Ltd., Beijing (CN)
Filed by Beijing Zitiao Network Technology Co., Ltd., Beijing (CN)
Filed on Apr. 5, 2024, as Appl. No. 18/627,975.
Application 18/627,975 is a continuation of application No. PCT/CN2023/097371, filed on May 31, 2023.
Claims priority of application No. 202210622737.1 (CN), filed on Jun. 1, 2022.
Prior Publication US 2024/0290351 A1, Aug. 29, 2024
Int. Cl. G11B 27/00 (2006.01); G11B 27/34 (2006.01); G11B 27/36 (2006.01)
CPC G11B 27/005 (2013.01) [G11B 27/34 (2013.01); G11B 27/36 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A multimedia clip speed adjustment method, comprising:
segmenting a multimedia material clip into multiple intervals on an editing track for an audio or a video, the multiple intervals comprising a target interval, wherein a first control point and a second control point corresponding to the target interval are provided on the multimedia material clip;
adjusting, in response to a movement operation on the first control point, a speed change amount based on a position of the first control point on the editing track, controlling a speed of video frames within the target interval to change according to a speed change amount adjusted, and increasing or decreasing a displayed length of the target interval on the editing track according to a playback duration of the video frames of which the speed is changed; and
adjusting, in response to a movement operation on the second control point, a slope of a speed curve based on a position of the second control point within the target interval, and controlling the speed of the video frames within the target interval to change according to the speed curve with a slope adjusted.