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| author | Mark Thompson <sw@jkqxz.net> | 2017-12-17 19:50:29 +0000 |
|---|---|---|
| committer | Mark Thompson <sw@jkqxz.net> | 2018-02-20 22:04:12 +0000 |
| commit | 67eb2b16daa77f6ba3e04a28ca18e53193723b7f (patch) | |
| tree | 729e3c805467302c10eb99b0ac83408aabbaa181 | |
| parent | 216c44dfc17252ec0681dcb0bbeeb45a9d14eca7 (diff) | |
| download | ffmpeg-67eb2b16daa77f6ba3e04a28ca18e53193723b7f.tar.gz | |
vaapi_h265: Mark unused entries in RefPicList[01] as explicitly invalid
The iHD driver looks at entries beyond num_ref_idx_l[01]_active_minus1
for unknown reasons.
| -rw-r--r-- | libavcodec/vaapi_encode_h265.c | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/libavcodec/vaapi_encode_h265.c b/libavcodec/vaapi_encode_h265.c index 38c9e25212..52ac4a6875 100644 --- a/libavcodec/vaapi_encode_h265.c +++ b/libavcodec/vaapi_encode_h265.c @@ -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; } |