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qsv: enforcing continuous memory layout 

we need to make sure that memory allocation for Y/UV planes is continuous and re-used from a
pool

Signed-off-by: Maxym Dmytrychenko <maxim.d33@gmail.com>
This commit is contained in:
Maxym Dmytrychenko 2018-07-30 18:02:37 +02:00
parent f89ec87afa
commit 325aa63dd1
1 changed files with 11 additions and 5 deletions
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16
libavcodec/qsvenc.c
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@ -1014,7 +1014,6 @@ static void clear_unused_frames(QSVEncContext *q)
QSVFrame *cur = q->work_frames;
while (cur) {
if (cur->used && !cur->surface.Data.Locked) {
av_frame_unref(cur->frame);
cur->used = 0;
}
cur = cur->next;
@ -1082,16 +1081,23 @@ static int submit_frame(QSVEncContext *q, const AVFrame *frame,
}
} else {
/* make a copy if the input is not padded as libmfx requires */
if (frame->height & 31 || frame->linesize[0] & (q->width_align - 1)) {
/* and to make allocation continious for data[0]/data[1] */
if ((frame->height & 31 || frame->linesize[0] & (q->width_align - 1)) ||
(frame->data[1] - frame->data[0] != frame->linesize[0] * FFALIGN(qf->frame->height, q->height_align))) {
qf->frame->height = FFALIGN(frame->height, q->height_align);
qf->frame->width = FFALIGN(frame->width, q->width_align);
ret = ff_get_buffer(q->avctx, qf->frame, AV_GET_BUFFER_FLAG_REF);
if (ret < 0)
return ret;
qf->frame->format = frame->format;
if (!qf->frame->data[0]) {
ret = av_frame_get_buffer(qf->frame, q->width_align);
if (ret < 0)
return ret;
}
qf->frame->height = frame->height;
qf->frame->width = frame->width;
ret = av_frame_copy(qf->frame, frame);
if (ret < 0) {
av_frame_unref(qf->frame);