[FFmpeg-devel] [PATCH] avcodec/mips: preload data in hevc sao edge 0 degree filter msa functions
kaustubh.raste at imgtec.com
kaustubh.raste at imgtec.com
Mon Sep 18 11:24:40 EEST 2017
From: Kaustubh Raste <kaustubh.raste at imgtec.com>
Signed-off-by: Kaustubh Raste <kaustubh.raste at imgtec.com>
---
libavcodec/mips/hevc_lpf_sao_msa.c | 232 +++++++++++++++++++++---------------
1 file changed, 138 insertions(+), 94 deletions(-)
diff --git a/libavcodec/mips/hevc_lpf_sao_msa.c b/libavcodec/mips/hevc_lpf_sao_msa.c
index 1d77432..3472d32 100644
--- a/libavcodec/mips/hevc_lpf_sao_msa.c
+++ b/libavcodec/mips/hevc_lpf_sao_msa.c
@@ -1265,54 +1265,51 @@ static void hevc_sao_edge_filter_0degree_4width_msa(uint8_t *dst,
int16_t *sao_offset_val,
int32_t height)
{
- int32_t h_cnt;
uint32_t dst_val0, dst_val1;
- v8i16 edge_idx = { 1, 2, 0, 3, 4, 0, 0, 0 };
+ v16u8 cmp_minus10, diff_minus10, diff_minus11, src_minus10, src_minus11;
+ v16i8 edge_idx = { 1, 2, 0, 3, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
+ v16i8 sao_offset = LD_SB(sao_offset_val);
+ v16i8 src_plus10, offset, src0, dst0;
v16u8 const1 = (v16u8) __msa_ldi_b(1);
- v16u8 cmp_minus10, diff_minus10, cmp_minus11, diff_minus11;
- v16u8 src_minus10, src_minus11;
v16i8 zero = { 0 };
- v16i8 src_zero0, src_zero1, src_plus10, src_plus11, dst0;
- v8i16 offset_mask0, offset_mask1;
- v8i16 sao_offset, src00, src01;
- sao_offset = LD_SH(sao_offset_val);
+ sao_offset = __msa_pckev_b(sao_offset, sao_offset);
src -= 1;
- for (h_cnt = (height >> 1); h_cnt--;) {
- LD_UB2(src, src_stride, src_minus10, src_minus11);
+ /* load in advance */
+ LD_UB2(src, src_stride, src_minus10, src_minus11);
+
+ for (height -= 2; height; height -= 2) {
src += (2 * src_stride);
- SLDI_B2_0_SB(src_minus10, src_minus11, src_zero0, src_zero1, 1);
- SLDI_B2_0_SB(src_minus10, src_minus11, src_plus10, src_plus11, 2);
- ILVR_B2_UB(src_plus10, src_minus10, src_plus11, src_minus11,
- src_minus10, src_minus11);
- ILVR_B2_SB(src_zero0, src_zero0, src_zero1, src_zero1, src_zero0,
- src_zero1);
+ src_minus10 = (v16u8) __msa_pckev_d((v2i64) src_minus11,
+ (v2i64) src_minus10);
- cmp_minus10 = ((v16u8) src_zero0 == src_minus10);
+ src0 = (v16i8) __msa_sldi_b(zero, (v16i8) src_minus10, 1);
+ src_plus10 = (v16i8) __msa_sldi_b(zero, (v16i8) src_minus10, 2);
+
+ cmp_minus10 = ((v16u8) src0 == src_minus10);
diff_minus10 = __msa_nor_v(cmp_minus10, cmp_minus10);
- cmp_minus10 = (src_minus10 < (v16u8) src_zero0);
+ cmp_minus10 = (src_minus10 < (v16u8) src0);
diff_minus10 = __msa_bmnz_v(diff_minus10, const1, cmp_minus10);
- cmp_minus11 = ((v16u8) src_zero1 == src_minus11);
- diff_minus11 = __msa_nor_v(cmp_minus11, cmp_minus11);
- cmp_minus11 = (src_minus11 < (v16u8) src_zero1);
- diff_minus11 = __msa_bmnz_v(diff_minus11, const1, cmp_minus11);
+ cmp_minus10 = ((v16u8) src0 == (v16u8) src_plus10);
+ diff_minus11 = __msa_nor_v(cmp_minus10, cmp_minus10);
+ cmp_minus10 = ((v16u8) src_plus10 < (v16u8) src0);
+ diff_minus11 = __msa_bmnz_v(diff_minus11, const1, cmp_minus10);
- offset_mask0 = (v8i16) (__msa_hadd_u_h(diff_minus10, diff_minus10) + 2);
- offset_mask1 = (v8i16) (__msa_hadd_u_h(diff_minus11, diff_minus11) + 2);
+ offset = (v16i8) diff_minus10 + (v16i8) diff_minus11 + 2;
- VSHF_H2_SH(edge_idx, edge_idx, sao_offset, sao_offset, offset_mask0,
- offset_mask0, offset_mask0, offset_mask0);
- VSHF_H2_SH(edge_idx, edge_idx, sao_offset, sao_offset, offset_mask1,
- offset_mask1, offset_mask1, offset_mask1);
- ILVEV_B2_SH(src_zero0, zero, src_zero1, zero, src00, src01);
- ADD2(offset_mask0, src00, offset_mask1, src01, offset_mask0,
- offset_mask1);
- CLIP_SH2_0_255(offset_mask0, offset_mask1);
+ /* load in advance */
+ LD_UB2(src, src_stride, src_minus10, src_minus11);
+
+ VSHF_B2_SB(edge_idx, edge_idx, sao_offset, sao_offset, offset, offset,
+ offset, offset);
+
+ src0 = (v16i8) __msa_xori_b((v16u8) src0, 128);
+ dst0 = __msa_adds_s_b(src0, offset);
+ dst0 = (v16i8) __msa_xori_b((v16u8) dst0, 128);
- dst0 = __msa_pckev_b((v16i8) offset_mask1, (v16i8) offset_mask0);
dst_val0 = __msa_copy_u_w((v4i32) dst0, 0);
dst_val1 = __msa_copy_u_w((v4i32) dst0, 2);
SW(dst_val0, dst);
@@ -1320,6 +1317,37 @@ static void hevc_sao_edge_filter_0degree_4width_msa(uint8_t *dst,
SW(dst_val1, dst);
dst += dst_stride;
}
+
+ src_minus10 = (v16u8) __msa_pckev_d((v2i64) src_minus11,
+ (v2i64) src_minus10);
+
+ src0 = (v16i8) __msa_sldi_b(zero, (v16i8) src_minus10, 1);
+ src_plus10 = (v16i8) __msa_sldi_b(zero, (v16i8) src_minus10, 2);
+
+ cmp_minus10 = ((v16u8) src0 == src_minus10);
+ diff_minus10 = __msa_nor_v(cmp_minus10, cmp_minus10);
+ cmp_minus10 = (src_minus10 < (v16u8) src0);
+ diff_minus10 = __msa_bmnz_v(diff_minus10, const1, cmp_minus10);
+
+ cmp_minus10 = ((v16u8) src0 == (v16u8) src_plus10);
+ diff_minus11 = __msa_nor_v(cmp_minus10, cmp_minus10);
+ cmp_minus10 = ((v16u8) src_plus10 < (v16u8) src0);
+ diff_minus11 = __msa_bmnz_v(diff_minus11, const1, cmp_minus10);
+
+ offset = (v16i8) diff_minus10 + (v16i8) diff_minus11 + 2;
+ VSHF_B2_SB(edge_idx, edge_idx, sao_offset, sao_offset, offset, offset,
+ offset, offset);
+
+ src0 = (v16i8) __msa_xori_b((v16u8) src0, 128);
+ dst0 = __msa_adds_s_b(src0, offset);
+ dst0 = (v16i8) __msa_xori_b((v16u8) dst0, 128);
+
+ dst_val0 = __msa_copy_u_w((v4i32) dst0, 0);
+ dst_val1 = __msa_copy_u_w((v4i32) dst0, 2);
+
+ SW(dst_val0, dst);
+ dst += dst_stride;
+ SW(dst_val1, dst);
}
static void hevc_sao_edge_filter_0degree_8width_msa(uint8_t *dst,
@@ -1329,64 +1357,90 @@ static void hevc_sao_edge_filter_0degree_8width_msa(uint8_t *dst,
int16_t *sao_offset_val,
int32_t height)
{
- uint8_t *src_minus1;
- int32_t h_cnt;
uint64_t dst_val0, dst_val1;
- v8i16 edge_idx = { 1, 2, 0, 3, 4, 0, 0, 0 };
+ v16i8 edge_idx = { 1, 2, 0, 3, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
v16u8 const1 = (v16u8) __msa_ldi_b(1);
- v16i8 dst0, dst1;
- v16i8 zero = { 0 };
- v16u8 cmp_minus10, diff_minus10, cmp_minus11, diff_minus11;
- v16u8 src_minus10, src_minus11;
- v16i8 src_zero0, src_plus10, src_zero1, src_plus11;
- v8i16 sao_offset, src00, offset_mask0, src01, offset_mask1;
+ v16u8 cmp_minus10, diff_minus10, diff_minus11;
+ v16u8 src0, src1, dst0, src_minus10, src_minus11, src_plus10, src_plus11;
+ v16i8 offset, sao_offset = LD_SB(sao_offset_val);
- sao_offset = LD_SH(sao_offset_val);
+ sao_offset = __msa_pckev_b(sao_offset, sao_offset);
+ src -= 1;
- for (h_cnt = (height >> 1); h_cnt--;) {
- src_minus1 = src - 1;
- LD_UB2(src_minus1, src_stride, src_minus10, src_minus11);
+ /* load in advance */
+ LD_UB2(src, src_stride, src_minus10, src_minus11);
- SLDI_B2_0_SB(src_minus10, src_minus11, src_zero0, src_zero1, 1);
- SLDI_B2_0_SB(src_minus10, src_minus11, src_plus10, src_plus11, 2);
- ILVR_B2_UB(src_plus10, src_minus10, src_plus11, src_minus11,
- src_minus10, src_minus11);
- ILVR_B2_SB(src_zero0, src_zero0, src_zero1, src_zero1,
- src_zero0, src_zero1);
+ for (height -= 2; height; height -= 2) {
+ src += (src_stride << 1);
- cmp_minus10 = ((v16u8) src_zero0 == src_minus10);
+ SLDI_B2_0_UB(src_minus10, src_minus11, src0, src1, 1);
+ SLDI_B2_0_UB(src_minus10, src_minus11, src_plus10, src_plus11, 2);
+
+ PCKEV_D2_UB(src_minus11, src_minus10, src_plus11, src_plus10,
+ src_minus10, src_plus10);
+ src0 = (v16u8) __msa_pckev_d((v2i64) src1, (v2i64) src0);
+
+ cmp_minus10 = (src0 == src_minus10);
diff_minus10 = __msa_nor_v(cmp_minus10, cmp_minus10);
- cmp_minus10 = (src_minus10 < (v16u8) src_zero0);
+ cmp_minus10 = (src_minus10 < src0);
diff_minus10 = __msa_bmnz_v(diff_minus10, const1, cmp_minus10);
- cmp_minus11 = ((v16u8) src_zero1 == src_minus11);
- diff_minus11 = __msa_nor_v(cmp_minus11, cmp_minus11);
- cmp_minus11 = (src_minus11 < (v16u8) src_zero1);
- diff_minus11 = __msa_bmnz_v(diff_minus11, const1, cmp_minus11);
+ cmp_minus10 = (src0 == src_plus10);
+ diff_minus11 = __msa_nor_v(cmp_minus10, cmp_minus10);
+ cmp_minus10 = (src_plus10 < src0);
+ diff_minus11 = __msa_bmnz_v(diff_minus11, const1, cmp_minus10);
- offset_mask0 = (v8i16) (__msa_hadd_u_h(diff_minus10, diff_minus10) + 2);
- offset_mask1 = (v8i16) (__msa_hadd_u_h(diff_minus11, diff_minus11) + 2);
+ offset = (v16i8) diff_minus10 + (v16i8) diff_minus11 + 2;
- VSHF_H2_SH(edge_idx, edge_idx, sao_offset, sao_offset, offset_mask0,
- offset_mask0, offset_mask0, offset_mask0);
- VSHF_H2_SH(edge_idx, edge_idx, sao_offset, sao_offset, offset_mask1,
- offset_mask1, offset_mask1, offset_mask1);
- ILVEV_B2_SH(src_zero0, zero, src_zero1, zero, src00, src01);
+ /* load in advance */
+ LD_UB2(src, src_stride, src_minus10, src_minus11);
- ADD2(offset_mask0, src00, offset_mask1, src01, offset_mask0,
- offset_mask1);
- CLIP_SH2_0_255(offset_mask0, offset_mask1);
- PCKEV_B2_SB(offset_mask0, offset_mask0, offset_mask1, offset_mask1,
- dst0, dst1);
+ VSHF_B2_SB(edge_idx, edge_idx, sao_offset, sao_offset, offset, offset,
+ offset, offset);
+
+ src0 = __msa_xori_b(src0, 128);
+ dst0 = (v16u8) __msa_adds_s_b((v16i8) src0, offset);
+ dst0 = __msa_xori_b(dst0, 128);
dst_val0 = __msa_copy_u_d((v2i64) dst0, 0);
- dst_val1 = __msa_copy_u_d((v2i64) dst1, 0);
+ dst_val1 = __msa_copy_u_d((v2i64) dst0, 1);
SD(dst_val0, dst);
dst += dst_stride;
SD(dst_val1, dst);
dst += dst_stride;
- src += (src_stride << 1);
}
+
+ SLDI_B2_0_UB(src_minus10, src_minus11, src0, src1, 1);
+ SLDI_B2_0_UB(src_minus10, src_minus11, src_plus10, src_plus11, 2);
+
+ PCKEV_D2_UB(src_minus11, src_minus10, src_plus11, src_plus10, src_minus10,
+ src_plus10);
+ src0 = (v16u8) __msa_pckev_d((v2i64) src1, (v2i64) src0);
+
+ cmp_minus10 = ((v16u8) src0 == src_minus10);
+ diff_minus10 = __msa_nor_v(cmp_minus10, cmp_minus10);
+ cmp_minus10 = (src_minus10 < (v16u8) src0);
+ diff_minus10 = __msa_bmnz_v(diff_minus10, const1, cmp_minus10);
+
+ cmp_minus10 = (src0 == src_plus10);
+ diff_minus11 = __msa_nor_v(cmp_minus10, cmp_minus10);
+ cmp_minus10 = (src_plus10 < src0);
+ diff_minus11 = __msa_bmnz_v(diff_minus11, const1, cmp_minus10);
+
+ offset = (v16i8) diff_minus10 + (v16i8) diff_minus11 + 2;
+
+ VSHF_B2_SB(edge_idx, edge_idx, sao_offset, sao_offset, offset, offset,
+ offset, offset);
+
+ src0 = __msa_xori_b(src0, 128);
+ dst0 = (v16u8) __msa_adds_s_b((v16i8) src0, offset);
+ dst0 = __msa_xori_b(dst0, 128);
+
+ dst_val0 = __msa_copy_u_d((v2i64) dst0, 0);
+ dst_val1 = __msa_copy_u_d((v2i64) dst0, 1);
+ SD(dst_val0, dst);
+ dst += dst_stride;
+ SD(dst_val1, dst);
}
static void hevc_sao_edge_filter_0degree_16multiple_msa(uint8_t *dst,
@@ -1398,7 +1452,7 @@ static void hevc_sao_edge_filter_0degree_16multiple_msa(uint8_t *dst,
int32_t height)
{
uint8_t *dst_ptr, *src_minus1;
- int32_t h_cnt, v_cnt;
+ int32_t v_cnt;
v16i8 edge_idx = { 1, 2, 0, 3, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
v16u8 const1 = (v16u8) __msa_ldi_b(1);
v16i8 sao_offset;
@@ -1411,20 +1465,18 @@ static void hevc_sao_edge_filter_0degree_16multiple_msa(uint8_t *dst,
v16i8 offset_mask0, offset_mask1, offset_mask2, offset_mask3;
v16i8 src_zero0, src_zero1, src_zero2, src_zero3;
v16i8 src_plus10, src_plus11, src_plus12, src_plus13;
- v8i16 src0, src1, src2, src3, src4, src5, src6, src7;
- v8i16 temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7;
sao_offset = LD_SB(sao_offset_val);
sao_offset = __msa_pckev_b(sao_offset, sao_offset);
- for (h_cnt = (height >> 2); h_cnt--;) {
+ for (; height; height -= 4) {
src_minus1 = src - 1;
LD_UB4(src_minus1, src_stride,
src_minus10, src_minus11, src_minus12, src_minus13);
- for (v_cnt = 0; v_cnt < (width >> 4); v_cnt++) {
+ for (v_cnt = 0; v_cnt < width; v_cnt += 16) {
src_minus1 += 16;
- dst_ptr = dst + (v_cnt << 4);
+ dst_ptr = dst + v_cnt;
LD_UB4(src_minus1, src_stride, src10, src11, src12, src13);
SLDI_B2_SB(src10, src11, src_minus10, src_minus11, src_zero0,
@@ -1485,22 +1537,14 @@ static void hevc_sao_edge_filter_0degree_16multiple_msa(uint8_t *dst,
VSHF_B2_SB(edge_idx, edge_idx, sao_offset, sao_offset, offset_mask3,
offset_mask3, offset_mask3, offset_mask3);
- UNPCK_UB_SH(src_zero0, src0, src1);
- UNPCK_SB_SH(offset_mask0, temp0, temp1);
- UNPCK_UB_SH(src_zero1, src2, src3);
- UNPCK_SB_SH(offset_mask1, temp2, temp3);
- UNPCK_UB_SH(src_zero2, src4, src5);
- UNPCK_SB_SH(offset_mask2, temp4, temp5);
- UNPCK_UB_SH(src_zero3, src6, src7);
- UNPCK_SB_SH(offset_mask3, temp6, temp7);
- ADD4(temp0, src0, temp1, src1, temp2, src2, temp3, src3, temp0,
- temp1, temp2, temp3);
- ADD4(temp4, src4, temp5, src5, temp6, src6, temp7, src7, temp4,
- temp5, temp6, temp7);
- CLIP_SH4_0_255(temp0, temp1, temp2, temp3);
- CLIP_SH4_0_255(temp4, temp5, temp6, temp7);
- PCKEV_B4_UB(temp1, temp0, temp3, temp2, temp5, temp4, temp7, temp6,
- dst0, dst1, dst2, dst3);
+ XORI_B4_128_SB(src_zero0, src_zero1, src_zero2, src_zero3);
+
+ dst0 = (v16u8) __msa_adds_s_b((v16i8) src_zero0, offset_mask0);
+ dst1 = (v16u8) __msa_adds_s_b((v16i8) src_zero1, offset_mask1);
+ dst2 = (v16u8) __msa_adds_s_b((v16i8) src_zero2, offset_mask2);
+ dst3 = (v16u8) __msa_adds_s_b((v16i8) src_zero3, offset_mask3);
+
+ XORI_B4_128_UB(dst0, dst1, dst2, dst3);
src_minus10 = src10;
ST_UB(dst0, dst_ptr);
--
1.7.9.5
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