| #include "deblocking_common.h" |
| #include "macros.h" |
| |
| // C code only |
| void DeblockLumaLt4_c (uint8_t* pPix, int32_t iStrideX, int32_t iStrideY, int32_t iAlpha, int32_t iBeta, |
| int8_t* pTc) { |
| for (int32_t i = 0; i < 16; i++) { |
| int32_t iTc0 = pTc[i >> 2]; |
| if (iTc0 >= 0) { |
| int32_t p0 = pPix[-iStrideX]; |
| int32_t p1 = pPix[-2 * iStrideX]; |
| int32_t p2 = pPix[-3 * iStrideX]; |
| int32_t q0 = pPix[0]; |
| int32_t q1 = pPix[iStrideX]; |
| int32_t q2 = pPix[2 * iStrideX]; |
| bool bDetaP0Q0 = WELS_ABS (p0 - q0) < iAlpha; |
| bool bDetaP1P0 = WELS_ABS (p1 - p0) < iBeta; |
| bool bDetaQ1Q0 = WELS_ABS (q1 - q0) < iBeta; |
| int32_t iTc = iTc0; |
| if (bDetaP0Q0 && bDetaP1P0 && bDetaQ1Q0) { |
| bool bDetaP2P0 = WELS_ABS (p2 - p0) < iBeta; |
| bool bDetaQ2Q0 = WELS_ABS (q2 - q0) < iBeta; |
| if (bDetaP2P0) { |
| pPix[-2 * iStrideX] = p1 + WELS_CLIP3 ((p2 + ((p0 + q0 + 1) >> 1) - (p1 * (1 << 1))) >> 1, -iTc0, iTc0); |
| iTc++; |
| } |
| if (bDetaQ2Q0) { |
| pPix[iStrideX] = q1 + WELS_CLIP3 ((q2 + ((p0 + q0 + 1) >> 1) - (q1 * (1 << 1))) >> 1, -iTc0, iTc0); |
| iTc++; |
| } |
| int32_t iDeta = WELS_CLIP3 ((((q0 - p0) * (1 << 2)) + (p1 - q1) + 4) >> 3, -iTc, iTc); |
| pPix[-iStrideX] = WelsClip1 (p0 + iDeta); /* p0' */ |
| pPix[0] = WelsClip1 (q0 - iDeta); /* q0' */ |
| } |
| } |
| pPix += iStrideY; |
| } |
| } |
| void DeblockLumaEq4_c (uint8_t* pPix, int32_t iStrideX, int32_t iStrideY, int32_t iAlpha, int32_t iBeta) { |
| int32_t p0, p1, p2, q0, q1, q2; |
| int32_t iDetaP0Q0; |
| bool bDetaP1P0, bDetaQ1Q0; |
| for (int32_t i = 0; i < 16; i++) { |
| p0 = pPix[-iStrideX]; |
| p1 = pPix[-2 * iStrideX]; |
| p2 = pPix[-3 * iStrideX]; |
| q0 = pPix[0]; |
| q1 = pPix[iStrideX]; |
| q2 = pPix[2 * iStrideX]; |
| iDetaP0Q0 = WELS_ABS (p0 - q0); |
| bDetaP1P0 = WELS_ABS (p1 - p0) < iBeta; |
| bDetaQ1Q0 = WELS_ABS (q1 - q0) < iBeta; |
| if ((iDetaP0Q0 < iAlpha) && bDetaP1P0 && bDetaQ1Q0) { |
| if (iDetaP0Q0 < ((iAlpha >> 2) + 2)) { |
| bool bDetaP2P0 = WELS_ABS (p2 - p0) < iBeta; |
| bool bDetaQ2Q0 = WELS_ABS (q2 - q0) < iBeta; |
| if (bDetaP2P0) { |
| const int32_t p3 = pPix[-4 * iStrideX]; |
| pPix[-iStrideX] = (p2 + (p1 * (1 << 1)) + (p0 * (1 << 1)) + (q0 * (1 << 1)) + q1 + 4) >> 3; //p0 |
| pPix[-2 * iStrideX] = (p2 + p1 + p0 + q0 + 2) >> 2; //p1 |
| pPix[-3 * iStrideX] = ((p3 * (1 << 1)) + p2 + (p2 * (1 << 1)) + p1 + p0 + q0 + 4) >> 3; //p2 |
| } else { |
| pPix[-1 * iStrideX] = ((p1 * (1 << 1)) + p0 + q1 + 2) >> 2; //p0 |
| } |
| if (bDetaQ2Q0) { |
| const int32_t q3 = pPix[3 * iStrideX]; |
| pPix[0] = (p1 + (p0 * (1 << 1)) + (q0 * (1 << 1)) + (q1 * (1 << 1)) + q2 + 4) >> 3; //q0 |
| pPix[iStrideX] = (p0 + q0 + q1 + q2 + 2) >> 2; //q1 |
| pPix[2 * iStrideX] = ((q3 * (1 << 1)) + q2 + (q2 * (1 << 1)) + q1 + q0 + p0 + 4) >> 3; //q2 |
| } else { |
| pPix[0] = ((q1 * (1 << 1)) + q0 + p1 + 2) >> 2; //q0 |
| } |
| } else { |
| pPix[-iStrideX] = ((p1 * (1 << 1)) + p0 + q1 + 2) >> 2; //p0 |
| pPix[ 0] = ((q1 * (1 << 1)) + q0 + p1 + 2) >> 2; //q0 |
| } |
| } |
| pPix += iStrideY; |
| } |
| } |
| void DeblockLumaLt4V_c (uint8_t* pPix, int32_t iStride, int32_t iAlpha, int32_t iBeta, int8_t* tc) { |
| DeblockLumaLt4_c (pPix, iStride, 1, iAlpha, iBeta, tc); |
| } |
| void DeblockLumaLt4H_c (uint8_t* pPix, int32_t iStride, int32_t iAlpha, int32_t iBeta, int8_t* tc) { |
| DeblockLumaLt4_c (pPix, 1, iStride, iAlpha, iBeta, tc); |
| } |
| void DeblockLumaEq4V_c (uint8_t* pPix, int32_t iStride, int32_t iAlpha, int32_t iBeta) { |
| DeblockLumaEq4_c (pPix, iStride, 1, iAlpha, iBeta); |
| } |
| void DeblockLumaEq4H_c (uint8_t* pPix, int32_t iStride, int32_t iAlpha, int32_t iBeta) { |
| DeblockLumaEq4_c (pPix, 1, iStride, iAlpha, iBeta); |
| } |
| void DeblockChromaLt4_c (uint8_t* pPixCb, uint8_t* pPixCr, int32_t iStrideX, int32_t iStrideY, int32_t iAlpha, |
| int32_t iBeta, int8_t* pTc) { |
| int32_t p0, p1, q0, q1, iDeta; |
| bool bDetaP0Q0, bDetaP1P0, bDetaQ1Q0; |
| |
| for (int32_t i = 0; i < 8; i++) { |
| int32_t iTc0 = pTc[i >> 1]; |
| if (iTc0 > 0) { |
| p0 = pPixCb[-iStrideX]; |
| p1 = pPixCb[-2 * iStrideX]; |
| q0 = pPixCb[0]; |
| q1 = pPixCb[iStrideX]; |
| |
| bDetaP0Q0 = WELS_ABS (p0 - q0) < iAlpha; |
| bDetaP1P0 = WELS_ABS (p1 - p0) < iBeta; |
| bDetaQ1Q0 = WELS_ABS (q1 - q0) < iBeta; |
| if (bDetaP0Q0 && bDetaP1P0 && bDetaQ1Q0) { |
| iDeta = WELS_CLIP3 ((((q0 - p0) * (1 << 2)) + (p1 - q1) + 4) >> 3, -iTc0, iTc0); |
| pPixCb[-iStrideX] = WelsClip1 (p0 + iDeta); /* p0' */ |
| pPixCb[0] = WelsClip1 (q0 - iDeta); /* q0' */ |
| } |
| |
| |
| p0 = pPixCr[-iStrideX]; |
| p1 = pPixCr[-2 * iStrideX]; |
| q0 = pPixCr[0]; |
| q1 = pPixCr[iStrideX]; |
| |
| bDetaP0Q0 = WELS_ABS (p0 - q0) < iAlpha; |
| bDetaP1P0 = WELS_ABS (p1 - p0) < iBeta; |
| bDetaQ1Q0 = WELS_ABS (q1 - q0) < iBeta; |
| |
| if (bDetaP0Q0 && bDetaP1P0 && bDetaQ1Q0) { |
| iDeta = WELS_CLIP3 ((((q0 - p0) * (1 << 2)) + (p1 - q1) + 4) >> 3, -iTc0, iTc0); |
| pPixCr[-iStrideX] = WelsClip1 (p0 + iDeta); /* p0' */ |
| pPixCr[0] = WelsClip1 (q0 - iDeta); /* q0' */ |
| } |
| } |
| pPixCb += iStrideY; |
| pPixCr += iStrideY; |
| } |
| } |
| void DeblockChromaEq4_c (uint8_t* pPixCb, uint8_t* pPixCr, int32_t iStrideX, int32_t iStrideY, int32_t iAlpha, |
| int32_t iBeta) { |
| int32_t p0, p1, q0, q1; |
| bool bDetaP0Q0, bDetaP1P0, bDetaQ1Q0; |
| for (int32_t i = 0; i < 8; i++) { |
| //cb |
| p0 = pPixCb[-iStrideX]; |
| p1 = pPixCb[-2 * iStrideX]; |
| q0 = pPixCb[0]; |
| q1 = pPixCb[iStrideX]; |
| bDetaP0Q0 = WELS_ABS (p0 - q0) < iAlpha; |
| bDetaP1P0 = WELS_ABS (p1 - p0) < iBeta; |
| bDetaQ1Q0 = WELS_ABS (q1 - q0) < iBeta; |
| if (bDetaP0Q0 && bDetaP1P0 && bDetaQ1Q0) { |
| pPixCb[-iStrideX] = ((p1 * (1 << 1)) + p0 + q1 + 2) >> 2; /* p0' */ |
| pPixCb[0] = ((q1 * (1 << 1)) + q0 + p1 + 2) >> 2; /* q0' */ |
| } |
| |
| //cr |
| p0 = pPixCr[-iStrideX]; |
| p1 = pPixCr[-2 * iStrideX]; |
| q0 = pPixCr[0]; |
| q1 = pPixCr[iStrideX]; |
| bDetaP0Q0 = WELS_ABS (p0 - q0) < iAlpha; |
| bDetaP1P0 = WELS_ABS (p1 - p0) < iBeta; |
| bDetaQ1Q0 = WELS_ABS (q1 - q0) < iBeta; |
| if (bDetaP0Q0 && bDetaP1P0 && bDetaQ1Q0) { |
| pPixCr[-iStrideX] = ((p1 * (1 << 1)) + p0 + q1 + 2) >> 2; /* p0' */ |
| pPixCr[0] = ((q1 * (1 << 1)) + q0 + p1 + 2) >> 2; /* q0' */ |
| } |
| pPixCr += iStrideY; |
| pPixCb += iStrideY; |
| } |
| } |
| void DeblockChromaLt4V_c (uint8_t* pPixCb, uint8_t* pPixCr, int32_t iStride, int32_t iAlpha, int32_t iBeta, |
| int8_t* tc) { |
| DeblockChromaLt4_c (pPixCb, pPixCr, iStride, 1, iAlpha, iBeta, tc); |
| } |
| void DeblockChromaLt4H_c (uint8_t* pPixCb, uint8_t* pPixCr, int32_t iStride, int32_t iAlpha, int32_t iBeta, |
| int8_t* tc) { |
| DeblockChromaLt4_c (pPixCb, pPixCr, 1, iStride, iAlpha, iBeta, tc); |
| } |
| void DeblockChromaEq4V_c (uint8_t* pPixCb, uint8_t* pPixCr, int32_t iStride, int32_t iAlpha, int32_t iBeta) { |
| DeblockChromaEq4_c (pPixCb, pPixCr, iStride, 1, iAlpha, iBeta); |
| } |
| void DeblockChromaEq4H_c (uint8_t* pPixCb, uint8_t* pPixCr, int32_t iStride, int32_t iAlpha, int32_t iBeta) { |
| DeblockChromaEq4_c (pPixCb, pPixCr, 1, iStride, iAlpha, iBeta); |
| } |
| |
| void DeblockChromaLt42_c (uint8_t* pPixCbCr, int32_t iStrideX, int32_t iStrideY, int32_t iAlpha, |
| int32_t iBeta, int8_t* pTc) { |
| int32_t p0, p1, q0, q1, iDeta; |
| bool bDetaP0Q0, bDetaP1P0, bDetaQ1Q0; |
| |
| for (int32_t i = 0; i < 8; i++) { |
| int32_t iTc0 = pTc[i >> 1]; |
| if (iTc0 > 0) { |
| p0 = pPixCbCr[-iStrideX]; |
| p1 = pPixCbCr[-2 * iStrideX]; |
| q0 = pPixCbCr[0]; |
| q1 = pPixCbCr[iStrideX]; |
| |
| bDetaP0Q0 = WELS_ABS (p0 - q0) < iAlpha; |
| bDetaP1P0 = WELS_ABS (p1 - p0) < iBeta; |
| bDetaQ1Q0 = WELS_ABS (q1 - q0) < iBeta; |
| if (bDetaP0Q0 && bDetaP1P0 && bDetaQ1Q0) { |
| iDeta = WELS_CLIP3 ((((q0 - p0) * (1 << 2)) + (p1 - q1) + 4) >> 3, -iTc0, iTc0); |
| pPixCbCr[-iStrideX] = WelsClip1 (p0 + iDeta); /* p0' */ |
| pPixCbCr[0] = WelsClip1 (q0 - iDeta); /* q0' */ |
| } |
| |
| |
| } |
| pPixCbCr += iStrideY; |
| } |
| } |
| void DeblockChromaEq42_c (uint8_t* pPixCbCr, int32_t iStrideX, int32_t iStrideY, int32_t iAlpha, |
| int32_t iBeta) { |
| int32_t p0, p1, q0, q1; |
| bool bDetaP0Q0, bDetaP1P0, bDetaQ1Q0; |
| for (int32_t i = 0; i < 8; i++) { |
| p0 = pPixCbCr[-iStrideX]; |
| p1 = pPixCbCr[-2 * iStrideX]; |
| q0 = pPixCbCr[0]; |
| q1 = pPixCbCr[iStrideX]; |
| bDetaP0Q0 = WELS_ABS (p0 - q0) < iAlpha; |
| bDetaP1P0 = WELS_ABS (p1 - p0) < iBeta; |
| bDetaQ1Q0 = WELS_ABS (q1 - q0) < iBeta; |
| if (bDetaP0Q0 && bDetaP1P0 && bDetaQ1Q0) { |
| pPixCbCr[-iStrideX] = ((p1 * (1 << 1)) + p0 + q1 + 2) >> 2; /* p0' */ |
| pPixCbCr[0] = ((q1 * (1 << 1)) + q0 + p1 + 2) >> 2; /* q0' */ |
| } |
| |
| pPixCbCr += iStrideY; |
| } |
| } |
| |
| void DeblockChromaLt4V2_c (uint8_t* pPixCbCr, int32_t iStride, int32_t iAlpha, int32_t iBeta, |
| int8_t* tc) { |
| DeblockChromaLt42_c (pPixCbCr, iStride, 1, iAlpha, iBeta, tc); |
| } |
| void DeblockChromaLt4H2_c (uint8_t* pPixCbCr, int32_t iStride, int32_t iAlpha, int32_t iBeta, |
| int8_t* tc) { |
| |
| DeblockChromaLt42_c (pPixCbCr, 1, iStride, iAlpha, iBeta, tc); |
| } |
| void DeblockChromaEq4V2_c (uint8_t* pPixCbCr, int32_t iStride, int32_t iAlpha, int32_t iBeta) { |
| DeblockChromaEq42_c (pPixCbCr, iStride, 1, iAlpha, iBeta); |
| } |
| void DeblockChromaEq4H2_c (uint8_t* pPixCbCr, int32_t iStride, int32_t iAlpha, int32_t iBeta) { |
| DeblockChromaEq42_c (pPixCbCr, 1, iStride, iAlpha, iBeta); |
| } |
| |
| void WelsNonZeroCount_c (int8_t* pNonZeroCount) { |
| int32_t i; |
| for (i = 0; i < 24; i++) { |
| pNonZeroCount[i] = !!pNonZeroCount[i]; |
| } |
| } |
| |
| #ifdef X86_ASM |
| extern "C" { |
| void DeblockLumaLt4H_ssse3 (uint8_t* pPixY, int32_t iStride, int32_t iAlpha, int32_t iBeta, int8_t* pTc) { |
| ENFORCE_STACK_ALIGN_1D (uint8_t, uiBuf, 16 * 8, 16); |
| |
| DeblockLumaTransposeH2V_sse2 (pPixY - 4, iStride, &uiBuf[0]); |
| DeblockLumaLt4V_ssse3 (&uiBuf[4 * 16], 16, iAlpha, iBeta, pTc); |
| DeblockLumaTransposeV2H_sse2 (pPixY - 4, iStride, &uiBuf[0]); |
| } |
| |
| void DeblockLumaEq4H_ssse3 (uint8_t* pPixY, int32_t iStride, int32_t iAlpha, int32_t iBeta) { |
| ENFORCE_STACK_ALIGN_1D (uint8_t, uiBuf, 16 * 8, 16); |
| |
| DeblockLumaTransposeH2V_sse2 (pPixY - 4, iStride, &uiBuf[0]); |
| DeblockLumaEq4V_ssse3 (&uiBuf[4 * 16], 16, iAlpha, iBeta); |
| DeblockLumaTransposeV2H_sse2 (pPixY - 4, iStride, &uiBuf[0]); |
| } |
| |
| } |
| |
| #endif |
| |
| #ifdef HAVE_MMI |
| extern "C" { |
| void DeblockLumaLt4H_mmi (uint8_t* pPixY, int32_t iStride, int32_t iAlpha, int32_t iBeta, int8_t* pTc) { |
| ENFORCE_STACK_ALIGN_1D (uint8_t, uiBuf, 16 * 8, 16); |
| |
| DeblockLumaTransposeH2V_mmi (pPixY - 4, iStride, &uiBuf[0]); |
| DeblockLumaLt4V_mmi (&uiBuf[4 * 16], 16, iAlpha, iBeta, pTc); |
| DeblockLumaTransposeV2H_mmi (pPixY - 4, iStride, &uiBuf[0]); |
| } |
| |
| void DeblockLumaEq4H_mmi (uint8_t* pPixY, int32_t iStride, int32_t iAlpha, int32_t iBeta) { |
| ENFORCE_STACK_ALIGN_1D (uint8_t, uiBuf, 16 * 8, 16); |
| |
| DeblockLumaTransposeH2V_mmi (pPixY - 4, iStride, &uiBuf[0]); |
| DeblockLumaEq4V_mmi (&uiBuf[4 * 16], 16, iAlpha, iBeta); |
| DeblockLumaTransposeV2H_mmi (pPixY - 4, iStride, &uiBuf[0]); |
| } |
| } |
| #endif//HAVE_MMI |
