2016-06-09 23:29 GMT+10:00 Carl Eugen Hoyos <[email protected]>: > YIRAN LI <mrfun.china@...> writes: > > > AVCodecContext.flags |= CODEC_FLAG_QSCALE > > and AVCodecContext.global_quality = qscale * FF_QP2LAMBDA, > > in my case qscale = 3 > > This is correct, qscale 3 ensures (with mpeg-4 asp) a > near-lossless visual quality. > > Thansk Carl, I think I can use the same way to set quality for mpeg4 video, right?
What't the differenct between it and seting qmin qmax in codeccctx? Thanks > Carl Eugen > _______________________________________________ > Libav-user mailing list > [email protected] > http://ffmpeg.org/mailman/listinfo/libav-user >
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