29 DXVA_PicParams_H264
pp;
39 unsigned index,
unsigned flag)
41 assert((index&0x7f) == index && (flag&0x01) == flag);
42 pic->bPicEntry = index | (flag << 7);
46 DXVA_PicParams_H264 *pp)
51 memset(pp, 0,
sizeof(*pp));
57 pp->UsedForReferenceFlags = 0;
58 pp->NonExistingFrameFlags = 0;
61 if (j < h->short_ref_count) {
65 while (!r && j < h->short_ref_count + 16)
74 pp->FieldOrderCntList[i][0] = r->
field_poc[0];
76 pp->FieldOrderCntList[i][1] = r->
field_poc[1];
80 pp->UsedForReferenceFlags |= 1 << (2*i + 0);
82 pp->UsedForReferenceFlags |= 1 << (2*i + 1);
84 pp->RefFrameList[i].bPicEntry = 0xff;
85 pp->FieldOrderCntList[i][0] = 0;
86 pp->FieldOrderCntList[i][1] = 0;
87 pp->FrameNumList[i] = 0;
91 pp->wFrameWidthInMbsMinus1 = h->
mb_width - 1;
92 pp->wFrameHeightInMbsMinus1 = h->
mb_height - 1;
118 pp->Reserved16Bits = 0;
120 pp->Reserved16Bits = 0x34c;
122 pp->Reserved16Bits = 3;
123 pp->StatusReportFeedbackNumber = 1 + ctx->
report_id++;
124 pp->CurrFieldOrderCnt[0] = 0;
126 current_picture->
field_poc[0] != INT_MAX)
127 pp->CurrFieldOrderCnt[0] = current_picture->
field_poc[0];
128 pp->CurrFieldOrderCnt[1] = 0;
130 current_picture->
field_poc[1] != INT_MAX)
131 pp->CurrFieldOrderCnt[1] = current_picture->
field_poc[1];
132 pp->pic_init_qs_minus26 = h->
pps.
init_qs - 26;
135 pp->ContinuationFlag = 1;
136 pp->pic_init_qp_minus26 = h->
pps.
init_qp - 26;
137 pp->num_ref_idx_l0_active_minus1 = h->
pps.
ref_count[0] - 1;
138 pp->num_ref_idx_l1_active_minus1 = h->
pps.
ref_count[1] - 1;
139 pp->Reserved8BitsA = 0;
148 pp->entropy_coding_mode_flag = h->
pps.
cabac;
154 pp->Reserved8BitsB = 0;
155 pp->slice_group_change_rate_minus1= 0;
162 memset(qm, 0,
sizeof(*qm));
164 for (i = 0; i < 6; i++)
165 for (j = 0; j < 16; j++)
168 for (i = 0; i < 64; i++) {
173 for (i = 0; i < 6; i++)
174 for (j = 0; j < 16; j++)
177 for (i = 0; i < 64; i++) {
186 assert(ctx->
cfg->ConfigBitstreamRaw == 1 ||
187 ctx->
cfg->ConfigBitstreamRaw == 2);
188 return ctx->
cfg->ConfigBitstreamRaw == 2;
192 unsigned position,
unsigned size)
194 memset(slice, 0,
sizeof(*slice));
195 slice->BSNALunitDataLocation = position;
196 slice->SliceBytesInBuffer =
size;
197 slice->wBadSliceChopping = 0;
204 if ((pp->RefFrameList[i].bPicEntry & 0x7f) == surface_index)
211 const DXVA_PicParams_H264 *pp,
unsigned position,
unsigned size)
217 memset(slice, 0,
sizeof(*slice));
218 slice->BSNALunitDataLocation = position;
219 slice->SliceBytesInBuffer =
size;
220 slice->wBadSliceChopping = 0;
223 slice->NumMbsForSlice = 0;
227 slice->slice_type += 5;
231 slice->num_ref_idx_l0_active_minus1 = h->
ref_count[0] - 1;
233 slice->num_ref_idx_l1_active_minus1 = h->
ref_count[1] - 1;
236 slice->Reserved8Bits = 0;
238 for (list = 0; list < 2; list++) {
241 if (list < h->list_count && i < h->ref_count[list]) {
251 for (plane = 0; plane < 3; plane++) {
264 slice->Weights[list][i][plane][0] = w;
265 slice->Weights[list][i][plane][1] = o;
269 slice->RefPicList[list][i].bPicEntry = 0xff;
270 for (plane = 0; plane < 3; plane++) {
271 slice->Weights[list][i][plane][0] = 0;
272 slice->Weights[list][i][plane][1] = 0;
277 slice->slice_qs_delta = 0;
291 DXVA2_DecodeBufferDesc *bs,
292 DXVA2_DecodeBufferDesc *sc)
299 DXVA_Slice_H264_Short *
slice = NULL;
309 DXVA2_BitStreamDateBufferType,
310 (
void **)&dxva_data, &dxva_size)))
313 end = dxva_data + dxva_size;
317 static const unsigned start_code_size =
sizeof(
start_code);
318 unsigned position,
size;
320 assert(offsetof(DXVA_Slice_H264_Short, BSNALunitDataLocation) ==
321 offsetof(DXVA_Slice_H264_Long, BSNALunitDataLocation));
322 assert(offsetof(DXVA_Slice_H264_Short, SliceBytesInBuffer) ==
323 offsetof(DXVA_Slice_H264_Long, SliceBytesInBuffer));
328 slice = (DXVA_Slice_H264_Short*)&ctx_pic->
slice_long[i];
330 position = slice->BSNALunitDataLocation;
331 size = slice->SliceBytesInBuffer;
332 if (start_code_size + size > end - current) {
337 slice->BSNALunitDataLocation = current - dxva_data;
338 slice->SliceBytesInBuffer = start_code_size +
size;
341 DXVA_Slice_H264_Long *
slice_long = (DXVA_Slice_H264_Long*)slice;
343 slice_long->NumMbsForSlice =
344 slice_long[1].first_mb_in_slice - slice_long[0].first_mb_in_slice;
346 slice_long->NumMbsForSlice = mb_count - slice_long->first_mb_in_slice;
349 memcpy(current, start_code, start_code_size);
350 current += start_code_size;
352 memcpy(current, &ctx_pic->
bitstream[position], size);
355 padding =
FFMIN(128 - ((current - dxva_data) & 127), end - current);
356 if (slice && padding > 0) {
357 memset(current, 0, padding);
360 slice->SliceBytesInBuffer += padding;
363 DXVA2_BitStreamDateBufferType)))
368 memset(bs, 0,
sizeof(*bs));
369 bs->CompressedBufferType = DXVA2_BitStreamDateBufferType;
370 bs->DataSize = current - dxva_data;
371 bs->NumMBsInBuffer = mb_count;
380 assert((bs->DataSize & 127) == 0);
382 DXVA2_SliceControlBufferType,
383 slice_data, slice_size, mb_count);
434 &ctx_pic->
pp, position, size);
438 ctx_pic->
pp.wBitFields &= ~(1 << 15);
452 &ctx_pic->
pp,
sizeof(ctx_pic->
pp),
453 &ctx_pic->
qm,
sizeof(ctx_pic->
qm),
461 .
name =
"h264_dxva2",