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vf_vavpp: use libavutil hw frames API for frame pool and upload

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Another step to get rid of the legacy crap in vaapi.c. (Most is still
kept, because it's in use by vo_vaapi.c.)
This commit is contained in:
wm4
2017-09-29 17:54:21 +02:00
parent 1f79b26529
commit d462a2a321
5 changed files with 121 additions and 51 deletions
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34
video/mp_image_pool.c
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@@ -309,3 +309,37 @@ struct mp_image *mp_image_hw_download(struct mp_image *src,
}
return dst;
}
bool mp_image_hw_upload(struct mp_image *hw_img, struct mp_image *src)
{
if (hw_img->w != src->w || hw_img->h != src->h)
return false;
if (!hw_img->hwctx || src->hwctx)
return false;
bool ok = false;
AVFrame *dstav = NULL;
AVFrame *srcav = NULL;
// This means the destination image will not be "writable", which would be
// a pain if Libav enforced this - fortunately it doesn't care. We can
// transfer data to it even if there are multiple refs.
dstav = mp_image_to_av_frame(hw_img);
if (!dstav)
goto done;
srcav = mp_image_to_av_frame(src);
if (!srcav)
goto done;
ok = av_hwframe_transfer_data(dstav, srcav, 0) >= 0;
done:
av_frame_unref(srcav);
av_frame_unref(dstav);
if (ok)
mp_image_copy_attributes(hw_img, src);
return ok;
}