匠人学院 JR Academy
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Learning guide
Pika Guide

Create short-form AI videos faster with Pika using prompt, style, and output workflow guidance.

4 chapters·7 guides·Access varies by chapter
Output Specs and Duration
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Pika Output Specs

Choose output specifications from the destination platform before generating. For talking avatars and social clips, aspect ratio, duration and caption space affect the composition.

#Common aspect ratios

  • 9:16: Reels, TikTok and Shorts.
  • 16:9: YouTube, presentations and landing pages.
  • 1:1: some social feeds.

#Choosing duration

  • Three to five seconds: a useful starting point for testing character stability, synchronization and emotion.
  • Six to ten seconds: enough for a more complete spoken thought.
  • Longer pieces: split them into multiple clips.

The Chinese source describes a ten-second limit for Pika 2.2 based on its help information at the time. Treat this as a version-specific reference, and confirm the limit in your current interface. For longer work, generate separate segments.

#Before exporting

Check caption space, subject placement within the safe area, room for branding or a call to action, and whether the clip needs further editing.

When using Pikaframes for first- and last-frame control, also check whether both frames connect to the surrounding sequence, whether the pacing suits the platform, and whether to keep a clean export for later edits.

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FAQ

Pika 的核心优势是什么?
强调声音与表情同步,适合短视频与动效片段。
输出时长多长更稳定?
建议 3-5 秒片段先生成,再进行拼接。

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