| 686 | } |
| 687 | |
| 688 | int32_t ParsePrefixNalUnit (PWelsDecoderContext pCtx, PBitStringAux pBs) { |
| 689 | PNalUnit pCurNal = &pCtx->sSpsPpsCtx.sPrefixNal; |
| 690 | uint32_t uiCode; |
| 691 | |
| 692 | if (pCurNal->sNalHeaderExt.sNalUnitHeader.uiNalRefIdc != 0) { |
| 693 | PNalUnitHeaderExt head_ext = &pCurNal->sNalHeaderExt; |
| 694 | PPrefixNalUnit sPrefixNal = &pCurNal->sNalData.sPrefixNal; |
| 695 | WELS_READ_VERIFY (BsGetOneBit (pBs, &uiCode)); //store_ref_base_pic_flag |
| 696 | sPrefixNal->bStoreRefBasePicFlag = !!uiCode; |
| 697 | if ((head_ext->bUseRefBasePicFlag || sPrefixNal->bStoreRefBasePicFlag) && !head_ext->bIdrFlag) { |
| 698 | WELS_READ_VERIFY (ParseRefBasePicMarking (pBs, &sPrefixNal->sRefPicBaseMarking)); |
| 699 | } |
| 700 | WELS_READ_VERIFY (BsGetOneBit (pBs, &uiCode)); //additional_prefix_nal_unit_extension_flag |
| 701 | sPrefixNal->bPrefixNalUnitAdditionalExtFlag = !!uiCode; |
| 702 | if (sPrefixNal->bPrefixNalUnitAdditionalExtFlag) { |
| 703 | WELS_READ_VERIFY (BsGetOneBit (pBs, &uiCode)); //additional_prefix_nal_unit_extension_data_flag |
| 704 | sPrefixNal->bPrefixNalUnitExtFlag = !!uiCode; |
| 705 | } |
| 706 | } |
| 707 | return ERR_NONE; |
| 708 | } |
| 709 | |
| 710 | #define SUBSET_SPS_SEQ_SCALED_REF_LAYER_LEFT_OFFSET_MIN -32768 |
| 711 | #define SUBSET_SPS_SEQ_SCALED_REF_LAYER_LEFT_OFFSET_MAX 32767 |
no test coverage detected