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libavcodec/qsvenc.c: Fix for too agressive height alignment during frame encoding which may be reason of superflous frame copying.

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Ivan Uskov 2015-07-09 16:49:36 +03:00 committed by Michael Niedermayer
parent 7ee935ba5c
commit dbf8352a2e
2 changed files with 7 additions and 4 deletions
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10
libavcodec/qsvenc.c
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@ -85,11 +85,12 @@ static int init_video_param(AVCodecContext *avctx, QSVEncContext *q)
does depend by this.
*/
q->param.mfx.FrameInfo.PicStruct = MFX_PICSTRUCT_FIELD_TFF;
q->param.mfx.FrameInfo.Height = FFALIGN(avctx->height, 32);
q->height_align = 32;
} else {
q->param.mfx.FrameInfo.PicStruct = MFX_PICSTRUCT_PROGRESSIVE;
q->param.mfx.FrameInfo.Height = FFALIGN(avctx->height, avctx->codec_id == AV_CODEC_ID_HEVC ? 32 : 16);
q->height_align = 16;
}
q->param.mfx.FrameInfo.Height = FFALIGN(avctx->height, q->height_align);
if (avctx->framerate.den > 0 && avctx->framerate.num > 0) {
q->param.mfx.FrameInfo.FrameRateExtN = avctx->framerate.num;
@ -323,8 +324,9 @@ static int submit_frame(QSVEncContext *q, const AVFrame *frame,
}
/* make a copy if the input is not padded as libmfx requires */
if (frame->height & 31 || frame->linesize[0] & (q->width_align - 1)) {
qf->frame->height = FFALIGN(frame->height, 32);
if ( frame->height & (q->height_align - 1) ||
frame->linesize[0] & (q->width_align - 1)) {
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);

1
libavcodec/qsvenc.h
View File

@ -43,6 +43,7 @@ typedef struct QSVEncContext {
int packet_size;
int width_align;
int height_align;
mfxVideoParam param;
mfxFrameAllocRequest req;