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avcodec/vvcdec: do not zero frame qp table

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For luma, qp can only change at the CU level, so the qp tab size is related to the CU.
For chroma, considering the joint CbCr, the QP tab size is related to the TU.

Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Nuo Mi 2024-07-28 11:18:06 +08:00 committed by Paul B Mahol
parent 63afa7dbc9
commit 72f1ce6008
1 changed files with 6 additions and 1 deletions
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7
libavcodec/vvc/dec.c
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@ -145,6 +145,8 @@ static void min_cb_nz_tl_init(TabList *l, VVCFrameContext *fc)
TL_ADD(cp_mv[i], pic_size_in_min_cb * MAX_CONTROL_POINTS);
TL_ADD(cpm[i], pic_size_in_min_cb);
}
// For luma, qp can only change at the CU level, so the qp tab size is related to the CU.
TL_ADD(qp[LUMA], pic_size_in_min_cb);
}
static void min_pu_tl_init(TabList *l, VVCFrameContext *fc)
@ -186,7 +188,6 @@ static void min_tu_tl_init(TabList *l, VVCFrameContext *fc)
for (int i = 0; i < VVC_MAX_SAMPLE_ARRAYS; i++) {
TL_ADD(tu_coded_flag[i], pic_size_in_min_tu);
TL_ADD(qp[i], pic_size_in_min_tu);
for (int vertical = 0; vertical < 2; vertical++)
TL_ADD(bs[vertical][i], pic_size_in_min_tu);
@ -212,6 +213,10 @@ static void min_tu_nz_tl_init(TabList *l, VVCFrameContext *fc)
TL_ADD(max_len_p[vertical], pic_size_in_min_tu);
TL_ADD(max_len_q[vertical], pic_size_in_min_tu);
}
// For chroma, considering the joint CbCr, the QP tab size is related to the TU.
for (int i = CB; i < VVC_MAX_SAMPLE_ARRAYS; i++)
TL_ADD(qp[i], pic_size_in_min_tu);
}
static void pixel_buffer_nz_tl_init(TabList *l, VVCFrameContext *fc)