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avcodec/vvcdec: do not zero frame qp table

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.

Nuo Mi committed 2 years ago

Commit daf6fcd1 parent ca2caeb1 file · +6 −1Browse files

Showing the changes to libavcodec (1 of 1 file). Show all

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libavcodec/vvc/dec.c+6−1
@@ -145,6 +145,8 @@ static void min_cb_nz_tl_init(TabList *l, VVCFrameContext *fc) · 144 unmodified lines
145 TL_ADD(cp_mv[i], pic_size_in_min_cb * MAX_CONTROL_POINTS);145 TL_ADD(cp_mv[i], pic_size_in_min_cb * MAX_CONTROL_POINTS);
146 TL_ADD(cpm[i], pic_size_in_min_cb);146 TL_ADD(cpm[i], pic_size_in_min_cb);
147 }147 }
148 // For luma, qp can only change at the CU level, so the qp tab size is related to the CU.
149 TL_ADD(qp[LUMA], pic_size_in_min_cb);
148}150}
149 151
150static void min_pu_tl_init(TabList *l, VVCFrameContext *fc)152static void min_pu_tl_init(TabList *l, VVCFrameContext *fc)
@@ -186,7 +188,6 @@ static void min_tu_tl_init(TabList *l, VVCFrameContext *fc) · 35 unmodified lines
186 188
187 for (int i = 0; i < VVC_MAX_SAMPLE_ARRAYS; i++) {189 for (int i = 0; i < VVC_MAX_SAMPLE_ARRAYS; i++) {
188 TL_ADD(tu_coded_flag[i], pic_size_in_min_tu);190 TL_ADD(tu_coded_flag[i], pic_size_in_min_tu);
189 TL_ADD(qp[i], pic_size_in_min_tu);
190 191
191 for (int vertical = 0; vertical < 2; vertical++)192 for (int vertical = 0; vertical < 2; vertical++)
192 TL_ADD(bs[vertical][i], pic_size_in_min_tu);193 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) · 19 unmodified lines
212 TL_ADD(max_len_p[vertical], pic_size_in_min_tu);213 TL_ADD(max_len_p[vertical], pic_size_in_min_tu);
213 TL_ADD(max_len_q[vertical], pic_size_in_min_tu);214 TL_ADD(max_len_q[vertical], pic_size_in_min_tu);
214 }215 }
216
217 // For chroma, considering the joint CbCr, the QP tab size is related to the TU.
218 for (int i = CB; i < VVC_MAX_SAMPLE_ARRAYS; i++)
219 TL_ADD(qp[i], pic_size_in_min_tu);
215}220}
216 221
217static void pixel_buffer_nz_tl_init(TabList *l, VVCFrameContext *fc)222static void pixel_buffer_nz_tl_init(TabList *l, VVCFrameContext *fc)

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