每一帧必须包含相同的尺寸。
当您选择一个小巧的摄像头，如光学变焦，高清电影(每秒多少帧)，机身尺寸，百万像素，电池寿命，不要选择等功能，担心的品牌！
When you choose a compact camera, choose the features, such as optical zoom, HD movie (how many frames per second), camera body dimension, megapixels, battery life, etc. DO NOT worry the brand name!
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