i frames p frames b frames

An I‑frame (Intra-coded picture), a complete image, like a JPG or BMP image file. P and B frames hold only part of the i...

i frames p frames b frames

An I‑frame (Intra-coded picture), a complete image, like a JPG or BMP image file. P and B frames hold only part of the image information (the part that changes between frames), so they need less space in the output file than an I‑frame. ,跳到 B-frame - B-frame is the term for bidirectionally predicted pictures. This kind of prediction method occupies less coding data than P-frames ...

相關軟體 MediaInfo 資訊

MediaInfo
MediaInfo 提供有關視頻或音頻文件的技術和標籤信息。信息的例子是編解碼器,比特率,每秒幀數,寬度,高度,頻道數量,持續時間,標題,作者,字幕語言和章節名稱。 多種方式查看信息(文本,圖表,樹和 HTML ),你可以自定義這些視圖。可以輸出文本,CSV,HTM,圖形界面或命令行的可能性。支持的格式包括 MKV,OGM,AVI,MPEG1,MPEG2,MPEG4,DVD,OGG,MP3,WAV... MediaInfo 軟體介紹

i frames p frames b frames 相關參考資料
H.264 Frame - 筆記

I-frame (IDR): 不需要參考其他Frames,是一張完整的畫面。 IDR frame 為真正的關鍵畫格(keyframes), P-frame & B-frame 不會越過IDR frame 去 ...

http://chriswu123.blogspot.com

I-P-B Frames - Onur Uzun - Medium

An I‑frame (Intra-coded picture), a complete image, like a JPG or BMP image file. P and B frames hold only part of the image information (the part that changes between frames), so they need less space...

https://medium.com

Inter frame - Wikipedia

跳到 B-frame - B-frame is the term for bidirectionally predicted pictures. This kind of prediction method occupies less coding data than P-frames ...

https://en.wikipedia.org

I‑frame & P‑frame & B‑frame - 简书

The three major picture types used in the different video algorithms are I, P and B. They are different in the following characteristics: I‑frames are ...

https://www.jianshu.com

MPEG_H.264 壓縮格式GOP. IBP 基本架構@ 小吳老師的 ...

【幀間壓縮】,以B-Frame (Bi-directional-Frame)與 P-Frame (Predictive-Frame)為代表,其壓縮技術主要為【多幀共同】畫面內容考量,就是與臨近各幀 ...

https://wellswoo.pixnet.net

Video compression picture types - Wikipedia

In the field of video compression a video frame is compressed using different algorithms with ... Three types of pictures (or frames) are used in video compression: I, P, and B frames. An I‑frame (Int...

https://en.wikipedia.org

What is P-frame? Webopedia Definition

https://www.webopedia.com

動態補償如何讓影片壓縮變小?B-frame 能讓影片變多瘦? | T客邦

在說明B‑frame之前,筆者要先解釋一下動態補償的概念,它是消除出 ... 畫面,在解碼時並不會施行動態補償,P‑frame則是單向性的預測畫格,它 ...

https://www.techbang.com

視訊壓縮圖像類型- 维基百科,自由的百科全书

在典型的視訊壓縮設計中,可以看到三種主要的圖像類型有:節點圖像(Intra pictures)、預測圖像(Predicted pictures)和前後預測圖像(Bi-predictive pictures或Bi-directional pictures)。以上三者也常稱作I畫格(I frames)、P畫格(P frames)和B畫格(B frames)。

https://zh.wikipedia.org