Codec: Codecs determine how videos and audio are compressed, which affects the file size and quality. There are separate codecs for audio and video compression. Frame rate: The frame rate, shown in frames per second, describes how often a new frame is shown. A higher frame rate typically ...
AVCaptureVideoDataOutput.AvailableVideoCodecTypes Property Reference Feedback Definition Namespace: AVFoundation Assembly: Xamarin.iOS.dll Gets the array of acceptable values for CompressedVideoSetting or UncompressedVideoSetting. C# 複製 public virtual Foundation.NSString[] AvailableVideoCodecTypes { ...
Video codec settings contains the group of settings related to video encoding. #color_metadata ⇒ String Choose Insert for this setting to include color metadata in this output. #crop ⇒ Types::Rectangle Use Cropping selection to specify the video area that the service will include in the...
Video Tutorials Term Archived Glossary What you are reading now is the developer documentation of HarmonyOS Developer 3.0, corresponding to API 8 Release. This version has been archived and is no longer maintained. You are advised to use the latest version. ...
Format type FORMAT_VideoInfo, FORMAT_VideoInfo2, FORMAT_MPEG2Video, or GUID_NULLIf the format type is GUID_NULL, no format structure is present.When the bitstream contains start codes, any of the format types listed here is sufficient, because the decoder does not require any additional infor...
FRNDA, J., L. SEVCIK, M. UHRINA and M. VOZNAK. Network Degradation Effects on Dif- ferent Codec Types and Characteristics of Video Streaming. Advances in Electrical and Electronic Engineering. 2014, vol. 12, no. 4, pp. 377-383. ISSN 1336-1376. DOI: 10.15598/aeee.v12i4.1218....
第十部分(ISO/IEC 14496-10):高级视频编码或称高级视频编码(Advanced Video Coding,缩写为AVC):定义一个视频编解码器(codec)。AVC和XviD都属于MPEG-4编码,但由于AVC属于MPEG-4 Part 10,在技术特性上比属于MPEG-4 Part2的XviD要先进。另外,它和ITU-T H.264标准是一致的,故又称为H.264。
Description String The description of the audio or video. Duration Float The duration of the audio or video. Unit: seconds. CoverURL String The thumbnail URL of the audio or video. Status String The status of the audio or video. For more information, see Status: the status of an audi...
MPEG-2 with an H.262 codec is the way to go if you want to burn your video to a DVD. How to Choose a Video File Format You should select a file format based on the quality of your video. The video should meet the minimum quality requirements, but no more. Downloading, converting ...
When the quantity of vCPUs is greater than or equal to 48, Kunpeng 920 CPU models 5220, 3210, 5221K, and 3211K are not supported. AI-accelerated ECSs Application Scenarios Huawei's Ascend chips provide extraordinary computational power. They provide a built-in hardware video codec engine that...