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lavu/videotoolbox: add support for memory mapping frames 

Signed-off-by: Cameron Gutman <aicommander@gmail.com>
Signed-off-by: Aman Karmani <aman@tmm1.net>
This commit is contained in:
Cameron Gutman 2022-01-03 00:33:19 +00:00 committed by Aman Karmani
parent 3e17e0e5ef
commit 242ed971cb
1 changed files with 25 additions and 0 deletions
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25
libavutil/hwcontext_videotoolbox.c
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@ -711,6 +711,30 @@ fail:
return err;
}
static int vt_map_from(AVHWFramesContext *hwfc, AVFrame *dst,
const AVFrame *src, int flags)
{
int err;
if (dst->format == AV_PIX_FMT_NONE)
dst->format = hwfc->sw_format;
else if (dst->format != hwfc->sw_format)
return AVERROR(ENOSYS);
err = vt_map_frame(hwfc, dst, src, flags);
if (err)
return err;
dst->width = src->width;
dst->height = src->height;
err = av_frame_copy_props(dst, src);
if (err)
return err;
return 0;
}
static int vt_device_create(AVHWDeviceContext *ctx, const char *device,
AVDictionary *opts, int flags)
{
@ -736,6 +760,7 @@ const HWContextType ff_hwcontext_type_videotoolbox = {
.transfer_get_formats = vt_transfer_get_formats,
.transfer_data_to = vt_transfer_data_to,
.transfer_data_from = vt_transfer_data_from,
.map_from = vt_map_from,
.pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_VIDEOTOOLBOX, AV_PIX_FMT_NONE },
};