[Libav-user] QImage(RGB32) to AVFrame(RGB32)
Carl Eugen Hoyos
ceffmpeg at gmail.com
Wed Apr 18 20:21:28 EEST 2018
2018-04-18 7:04 GMT+02:00, Valeriy Shtoma <shtomavaleriy at gmail.com>:
> I want to convert QImage to AVFrame and than push it to
> filter. But when I pushed AVFrame, I got an error:
> [in @ 0x11c71c200] Changing frame properties on the fly
> is not supported by all filters.
> and than
> [libx264 @ 0x10ea52c00] Input picture width (640) is greater
> than stride (0)
The x264 encoder does not support AV_PIX_FMT_ARGB or
any of its friends.
Since x264 does not support alpha, it can improve performance
not to signal a pix_fmt with alpha.
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