Commit e3f9c582 authored by Mark Thompson's avatar Mark Thompson

Merge commit 'e8bbacbf'

* commit 'e8bbacbf':
  hwcontext_qsv: support frame mapping
Merged-by: 's avatarMark Thompson <sw@jkqxz.net>
parents 855305fa e8bbacbf
......@@ -559,6 +559,42 @@ static int qsv_transfer_get_formats(AVHWFramesContext *ctx,
return 0;
}
static int qsv_map_from(AVHWFramesContext *ctx,
AVFrame *dst, const AVFrame *src, int flags)
{
QSVFramesContext *s = ctx->internal->priv;
mfxFrameSurface1 *surf = (mfxFrameSurface1*)src->data[3];
AVHWFramesContext *child_frames_ctx;
AVFrame *dummy;
int ret = 0;
if (!s->child_frames_ref)
return AVERROR(ENOSYS);
child_frames_ctx = (AVHWFramesContext*)s->child_frames_ref->data;
dummy = av_frame_alloc();
if (!dummy)
return AVERROR(ENOMEM);
dummy->buf[0] = av_buffer_ref(src->buf[0]);
dummy->hw_frames_ctx = av_buffer_ref(s->child_frames_ref);
if (!dummy->buf[0] || !dummy->hw_frames_ctx)
goto fail;
dummy->format = child_frames_ctx->format;
dummy->width = src->width;
dummy->height = src->height;
dummy->data[3] = surf->Data.MemId;
ret = av_hwframe_map(dst, dummy, flags);
fail:
av_frame_free(&dummy);
return ret;
}
static int qsv_transfer_data_child(AVHWFramesContext *ctx, AVFrame *dst,
const AVFrame *src)
{
......@@ -840,6 +876,7 @@ const HWContextType ff_hwcontext_type_qsv = {
.transfer_get_formats = qsv_transfer_get_formats,
.transfer_data_to = qsv_transfer_data_to,
.transfer_data_from = qsv_transfer_data_from,
.map_from = qsv_map_from,
.pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_QSV, AV_PIX_FMT_NONE },
};
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