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我想知道如何使用 GStreamer 将我的 20 分钟 mp4 视频中的所有帧保存为 jpg 图像的语法或命令。使用 FFmpeg 我可以做到,但不确定 gst-launch-1.0
应该是这样的:
gst-launch-1.0 filesrc location=<video_file> ! decodebin ! videoconvert ! jpegenc ! multifilesink location=%05d.jpg