无法打开屏幕输入设备, ret: I/O error [dshow @ 0000022f68e0c040] Malformed dshow inputstring. 搜索发现是avformat_open_input第二个参数填写错误,正确地应该是"audio=virtual-audio-capturer"。 3.ffplay播放yuv数据命令: ffplay -i output.yuv -pixel_format yuv420p -video_size 3840x2160 pixel_format...
grabber = new FFmpegFrameGrabber("screen-capture-recorder"); grabber.setFormat("dshow"); The resulting information is as follows Error: [dshow @ 000000002df1cb80] Malformed dshow input string. [libx264 @ 000000002df1f280] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX FMA3 BMI2...
screen recorder works for windows provided you have your desktop input registered as screen recorder. I was facing similar issues. If you run this on ffmpeg CLI. You will get list of input devices. If you see any device listed as screen recorder you can use dshow. Dshow can be used for...