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Code Issues Releases Activity

vaapi_h265: Mark unused entries in RefPicList[01] as explicitly invalid

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The iHD driver looks at entries beyond num_ref_idx_l[01]_active_minus1
for unknown reasons.
This commit is contained in:
Mark Thompson 2017-12-17 19:50:29 +00:00
parent 216c44dfc1
commit 67eb2b16da
1 changed files with 19 additions and 2 deletions
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21
libavcodec/vaapi_encode_h265.c
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@ -767,8 +767,6 @@ static int vaapi_encode_h265_init_slice_params(AVCodecContext *avctx,
.num_ref_idx_l0_active_minus1 = sh->num_ref_idx_l0_active_minus1,
.num_ref_idx_l1_active_minus1 = sh->num_ref_idx_l1_active_minus1,
.ref_pic_list0[0] = vpic->reference_frames[0],
.ref_pic_list1[0] = vpic->reference_frames[1],
.luma_log2_weight_denom = sh->luma_log2_weight_denom,
.delta_chroma_log2_weight_denom = sh->delta_chroma_log2_weight_denom,
@ -802,6 +800,25 @@ static int vaapi_encode_h265_init_slice_params(AVCodecContext *avctx,
},
};
for (i = 0; i < FF_ARRAY_ELEMS(vslice->ref_pic_list0); i++) {
vslice->ref_pic_list0[i].picture_id = VA_INVALID_ID;
vslice->ref_pic_list0[i].flags = VA_PICTURE_HEVC_INVALID;
vslice->ref_pic_list1[i].picture_id = VA_INVALID_ID;
vslice->ref_pic_list1[i].flags = VA_PICTURE_HEVC_INVALID;
}
av_assert0(pic->nb_refs <= 2);
if (pic->nb_refs >= 1) {
// Backward reference for P- or B-frame.
av_assert0(pic->type == PICTURE_TYPE_P ||
pic->type == PICTURE_TYPE_B);
vslice->ref_pic_list0[0] = vpic->reference_frames[0];
}
if (pic->nb_refs >= 2) {
// Forward reference for B-frame.
av_assert0(pic->type == PICTURE_TYPE_B);
vslice->ref_pic_list1[0] = vpic->reference_frames[1];
}
return 0;
}