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pineapple-src/externals/ffmpeg/libavcodec/mips/h264idct_msa.c
pineappleEA 3d5a9d908a early-access version 1432
2021-02-09 04:25:58 +01:00

471 lines
18 KiB
C
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/*
* Copyright (c) 2015 - 2017 Manojkumar Bhosale (Manojkumar.Bhosale@imgtec.com)
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "libavutil/mips/generic_macros_msa.h"
#include "h264dsp_mips.h"
#include "libavcodec/bit_depth_template.c"
#define AVC_ITRANS_H(in0, in1, in2, in3, out0, out1, out2, out3) \
{ \
v8i16 tmp0_m, tmp1_m, tmp2_m, tmp3_m; \
\
tmp0_m = in0 + in2; \
tmp1_m = in0 - in2; \
tmp2_m = in1 >> 1; \
tmp2_m = tmp2_m - in3; \
tmp3_m = in3 >> 1; \
tmp3_m = in1 + tmp3_m; \
\
BUTTERFLY_4(tmp0_m, tmp1_m, tmp2_m, tmp3_m, out0, out1, out2, out3); \
}
static void avc_deq_idct_luma_dc_msa(int16_t *dst, int16_t *src,
int32_t de_q_val)
{
#define DC_DEST_STRIDE 16
int16_t out0, out1, out2, out3, out4, out5, out6, out7;
v8i16 src1, src3;
v8i16 vec0, vec1, vec2, vec3;
v8i16 tmp0, tmp1, tmp2, tmp3;
v8i16 hres0, hres1, hres2, hres3;
v8i16 vres0, vres1, vres2, vres3;
v4i32 vres0_r, vres1_r, vres2_r, vres3_r;
const v4i32 de_q_vec = __msa_fill_w(de_q_val);
const v8i16 src0 = LD_SH(src);
const v8i16 src2 = LD_SH(src + 8);
ILVL_D2_SH(src0, src0, src2, src2, src1, src3);
TRANSPOSE4x4_SH_SH(src0, src1, src2, src3, tmp0, tmp1, tmp2, tmp3);
BUTTERFLY_4(tmp0, tmp2, tmp3, tmp1, vec0, vec3, vec2, vec1);
BUTTERFLY_4(vec0, vec1, vec2, vec3, hres0, hres3, hres2, hres1);
TRANSPOSE4x4_SH_SH(hres0, hres1, hres2, hres3, hres0, hres1, hres2, hres3);
BUTTERFLY_4(hres0, hres1, hres3, hres2, vec0, vec3, vec2, vec1);
BUTTERFLY_4(vec0, vec1, vec2, vec3, vres0, vres1, vres2, vres3);
UNPCK_R_SH_SW(vres0, vres0_r);
UNPCK_R_SH_SW(vres1, vres1_r);
UNPCK_R_SH_SW(vres2, vres2_r);
UNPCK_R_SH_SW(vres3, vres3_r);
vres0_r *= de_q_vec;
vres1_r *= de_q_vec;
vres2_r *= de_q_vec;
vres3_r *= de_q_vec;
SRARI_W4_SW(vres0_r, vres1_r, vres2_r, vres3_r, 8);
PCKEV_H2_SH(vres1_r, vres0_r, vres3_r, vres2_r, vec0, vec1);
out0 = __msa_copy_s_h(vec0, 0);
out1 = __msa_copy_s_h(vec0, 1);
out2 = __msa_copy_s_h(vec0, 2);
out3 = __msa_copy_s_h(vec0, 3);
out4 = __msa_copy_s_h(vec0, 4);
out5 = __msa_copy_s_h(vec0, 5);
out6 = __msa_copy_s_h(vec0, 6);
out7 = __msa_copy_s_h(vec0, 7);
SH(out0, (dst + 0 * DC_DEST_STRIDE));
SH(out1, (dst + 2 * DC_DEST_STRIDE));
SH(out2, (dst + 8 * DC_DEST_STRIDE));
SH(out3, (dst + 10 * DC_DEST_STRIDE));
SH(out4, (dst + 1 * DC_DEST_STRIDE));
SH(out5, (dst + 3 * DC_DEST_STRIDE));
SH(out6, (dst + 9 * DC_DEST_STRIDE));
SH(out7, (dst + 11 * DC_DEST_STRIDE));
out0 = __msa_copy_s_h(vec1, 0);
out1 = __msa_copy_s_h(vec1, 1);
out2 = __msa_copy_s_h(vec1, 2);
out3 = __msa_copy_s_h(vec1, 3);
out4 = __msa_copy_s_h(vec1, 4);
out5 = __msa_copy_s_h(vec1, 5);
out6 = __msa_copy_s_h(vec1, 6);
out7 = __msa_copy_s_h(vec1, 7);
SH(out0, (dst + 4 * DC_DEST_STRIDE));
SH(out1, (dst + 6 * DC_DEST_STRIDE));
SH(out2, (dst + 12 * DC_DEST_STRIDE));
SH(out3, (dst + 14 * DC_DEST_STRIDE));
SH(out4, (dst + 5 * DC_DEST_STRIDE));
SH(out5, (dst + 7 * DC_DEST_STRIDE));
SH(out6, (dst + 13 * DC_DEST_STRIDE));
SH(out7, (dst + 15 * DC_DEST_STRIDE));
#undef DC_DEST_STRIDE
}
static void avc_idct8_addblk_msa(uint8_t *dst, int16_t *src, int32_t dst_stride)
{
v8i16 src0, src1, src2, src3, src4, src5, src6, src7;
v8i16 vec0, vec1, vec2, vec3;
v8i16 tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7;
v8i16 res0, res1, res2, res3, res4, res5, res6, res7;
v4i32 tmp0_r, tmp1_r, tmp2_r, tmp3_r, tmp4_r, tmp5_r, tmp6_r, tmp7_r;
v4i32 tmp0_l, tmp1_l, tmp2_l, tmp3_l, tmp4_l, tmp5_l, tmp6_l, tmp7_l;
v4i32 vec0_r, vec1_r, vec2_r, vec3_r, vec0_l, vec1_l, vec2_l, vec3_l;
v4i32 res0_r, res1_r, res2_r, res3_r, res4_r, res5_r, res6_r, res7_r;
v4i32 res0_l, res1_l, res2_l, res3_l, res4_l, res5_l, res6_l, res7_l;
v16i8 dst0, dst1, dst2, dst3, dst4, dst5, dst6, dst7;
v8i16 zeros = { 0 };
src[0] += 32;
LD_SH8(src, 8, src0, src1, src2, src3, src4, src5, src6, src7);
ST_SH8(zeros, zeros, zeros, zeros, zeros, zeros, zeros, zeros, src, 8);
vec0 = src0 + src4;
vec1 = src0 - src4;
vec2 = src2 >> 1;
vec2 = vec2 - src6;
vec3 = src6 >> 1;
vec3 = src2 + vec3;
BUTTERFLY_4(vec0, vec1, vec2, vec3, tmp0, tmp1, tmp2, tmp3);
vec0 = src7 >> 1;
vec0 = src5 - vec0 - src3 - src7;
vec1 = src3 >> 1;
vec1 = src1 - vec1 + src7 - src3;
vec2 = src5 >> 1;
vec2 = vec2 - src1 + src7 + src5;
vec3 = src1 >> 1;
vec3 = vec3 + src3 + src5 + src1;
tmp4 = vec3 >> 2;
tmp4 += vec0;
tmp5 = vec2 >> 2;
tmp5 += vec1;
tmp6 = vec1 >> 2;
tmp6 -= vec2;
tmp7 = vec0 >> 2;
tmp7 = vec3 - tmp7;
BUTTERFLY_8(tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7,
res0, res1, res2, res3, res4, res5, res6, res7);
TRANSPOSE8x8_SH_SH(res0, res1, res2, res3, res4, res5, res6, res7,
res0, res1, res2, res3, res4, res5, res6, res7);
UNPCK_SH_SW(res0, tmp0_r, tmp0_l);
UNPCK_SH_SW(res1, tmp1_r, tmp1_l);
UNPCK_SH_SW(res2, tmp2_r, tmp2_l);
UNPCK_SH_SW(res3, tmp3_r, tmp3_l);
UNPCK_SH_SW(res4, tmp4_r, tmp4_l);
UNPCK_SH_SW(res5, tmp5_r, tmp5_l);
UNPCK_SH_SW(res6, tmp6_r, tmp6_l);
UNPCK_SH_SW(res7, tmp7_r, tmp7_l);
BUTTERFLY_4(tmp0_r, tmp0_l, tmp4_l, tmp4_r, vec0_r, vec0_l, vec1_l, vec1_r);
vec2_r = tmp2_r >> 1;
vec2_l = tmp2_l >> 1;
vec2_r -= tmp6_r;
vec2_l -= tmp6_l;
vec3_r = tmp6_r >> 1;
vec3_l = tmp6_l >> 1;
vec3_r += tmp2_r;
vec3_l += tmp2_l;
BUTTERFLY_4(vec0_r, vec1_r, vec2_r, vec3_r, tmp0_r, tmp2_r, tmp4_r, tmp6_r);
BUTTERFLY_4(vec0_l, vec1_l, vec2_l, vec3_l, tmp0_l, tmp2_l, tmp4_l, tmp6_l);
vec0_r = tmp7_r >> 1;
vec0_l = tmp7_l >> 1;
vec0_r = tmp5_r - vec0_r - tmp3_r - tmp7_r;
vec0_l = tmp5_l - vec0_l - tmp3_l - tmp7_l;
vec1_r = tmp3_r >> 1;
vec1_l = tmp3_l >> 1;
vec1_r = tmp1_r - vec1_r + tmp7_r - tmp3_r;
vec1_l = tmp1_l - vec1_l + tmp7_l - tmp3_l;
vec2_r = tmp5_r >> 1;
vec2_l = tmp5_l >> 1;
vec2_r = vec2_r - tmp1_r + tmp7_r + tmp5_r;
vec2_l = vec2_l - tmp1_l + tmp7_l + tmp5_l;
vec3_r = tmp1_r >> 1;
vec3_l = tmp1_l >> 1;
vec3_r = vec3_r + tmp3_r + tmp5_r + tmp1_r;
vec3_l = vec3_l + tmp3_l + tmp5_l + tmp1_l;
tmp1_r = vec3_r >> 2;
tmp1_l = vec3_l >> 2;
tmp1_r += vec0_r;
tmp1_l += vec0_l;
tmp3_r = vec2_r >> 2;
tmp3_l = vec2_l >> 2;
tmp3_r += vec1_r;
tmp3_l += vec1_l;
tmp5_r = vec1_r >> 2;
tmp5_l = vec1_l >> 2;
tmp5_r -= vec2_r;
tmp5_l -= vec2_l;
tmp7_r = vec0_r >> 2;
tmp7_l = vec0_l >> 2;
tmp7_r = vec3_r - tmp7_r;
tmp7_l = vec3_l - tmp7_l;
BUTTERFLY_4(tmp0_r, tmp0_l, tmp7_l, tmp7_r, res0_r, res0_l, res7_l, res7_r);
BUTTERFLY_4(tmp2_r, tmp2_l, tmp5_l, tmp5_r, res1_r, res1_l, res6_l, res6_r);
BUTTERFLY_4(tmp4_r, tmp4_l, tmp3_l, tmp3_r, res2_r, res2_l, res5_l, res5_r);
BUTTERFLY_4(tmp6_r, tmp6_l, tmp1_l, tmp1_r, res3_r, res3_l, res4_l, res4_r);
SRA_4V(res0_r, res0_l, res1_r, res1_l, 6);
SRA_4V(res2_r, res2_l, res3_r, res3_l, 6);
SRA_4V(res4_r, res4_l, res5_r, res5_l, 6);
SRA_4V(res6_r, res6_l, res7_r, res7_l, 6);
PCKEV_H4_SH(res0_l, res0_r, res1_l, res1_r, res2_l, res2_r, res3_l, res3_r,
res0, res1, res2, res3);
PCKEV_H4_SH(res4_l, res4_r, res5_l, res5_r, res6_l, res6_r, res7_l, res7_r,
res4, res5, res6, res7);
LD_SB8(dst, dst_stride, dst0, dst1, dst2, dst3, dst4, dst5, dst6, dst7);
ILVR_B4_SH(zeros, dst0, zeros, dst1, zeros, dst2, zeros, dst3,
tmp0, tmp1, tmp2, tmp3);
ILVR_B4_SH(zeros, dst4, zeros, dst5, zeros, dst6, zeros, dst7,
tmp4, tmp5, tmp6, tmp7);
ADD4(res0, tmp0, res1, tmp1, res2, tmp2, res3, tmp3,
res0, res1, res2, res3);
ADD4(res4, tmp4, res5, tmp5, res6, tmp6, res7, tmp7,
res4, res5, res6, res7);
CLIP_SH8_0_255(res0, res1, res2, res3, res4, res5, res6, res7);
PCKEV_B4_SB(res1, res0, res3, res2, res5, res4, res7, res6,
dst0, dst1, dst2, dst3);
ST_D8(dst0, dst1, dst2, dst3, 0, 1, 0, 1, 0, 1, 0, 1, dst, dst_stride)
}
static void avc_idct8_dc_addblk_msa(uint8_t *dst, int16_t *src,
int32_t dst_stride)
{
int32_t dc_val;
v16i8 dst0, dst1, dst2, dst3, dst4, dst5, dst6, dst7;
v8i16 dst0_r, dst1_r, dst2_r, dst3_r, dst4_r, dst5_r, dst6_r, dst7_r;
v8i16 dc;
v16i8 zeros = { 0 };
dc_val = (src[0] + 32) >> 6;
dc = __msa_fill_h(dc_val);
src[0] = 0;
LD_SB8(dst, dst_stride, dst0, dst1, dst2, dst3, dst4, dst5, dst6, dst7);
ILVR_B4_SH(zeros, dst0, zeros, dst1, zeros, dst2, zeros, dst3,
dst0_r, dst1_r, dst2_r, dst3_r);
ILVR_B4_SH(zeros, dst4, zeros, dst5, zeros, dst6, zeros, dst7,
dst4_r, dst5_r, dst6_r, dst7_r);
ADD4(dst0_r, dc, dst1_r, dc, dst2_r, dc, dst3_r, dc,
dst0_r, dst1_r, dst2_r, dst3_r);
ADD4(dst4_r, dc, dst5_r, dc, dst6_r, dc, dst7_r, dc,
dst4_r, dst5_r, dst6_r, dst7_r);
CLIP_SH8_0_255(dst0_r, dst1_r, dst2_r, dst3_r,
dst4_r, dst5_r, dst6_r, dst7_r);
PCKEV_B4_SB(dst1_r, dst0_r, dst3_r, dst2_r, dst5_r, dst4_r, dst7_r, dst6_r,
dst0, dst1, dst2, dst3);
ST_D8(dst0, dst1, dst2, dst3, 0, 1, 0, 1, 0, 1, 0, 1, dst, dst_stride)
}
void ff_h264_idct_add_msa(uint8_t *dst, int16_t *src, int32_t dst_stride)
{
uint32_t src0_m, src1_m, src2_m, src3_m, out0_m, out1_m, out2_m, out3_m;
v16i8 dst0_m = { 0 };
v16i8 dst1_m = { 0 };
v8i16 hres0, hres1, hres2, hres3, vres0, vres1, vres2, vres3;
v8i16 inp0_m, inp1_m, res0_m, res1_m, src1, src3;
const v8i16 src0 = LD_SH(src);
const v8i16 src2 = LD_SH(src + 8);
const v8i16 zero = { 0 };
const uint8_t *dst1 = dst + dst_stride;
const uint8_t *dst2 = dst + 2 * dst_stride;
const uint8_t *dst3 = dst + 3 * dst_stride;
ILVL_D2_SH(src0, src0, src2, src2, src1, src3);
ST_SH2(zero, zero, src, 8);
AVC_ITRANS_H(src0, src1, src2, src3, hres0, hres1, hres2, hres3);
TRANSPOSE4x4_SH_SH(hres0, hres1, hres2, hres3, hres0, hres1, hres2, hres3);
AVC_ITRANS_H(hres0, hres1, hres2, hres3, vres0, vres1, vres2, vres3);
src0_m = LW(dst);
src1_m = LW(dst1);
SRARI_H4_SH(vres0, vres1, vres2, vres3, 6);
src2_m = LW(dst2);
src3_m = LW(dst3);
ILVR_D2_SH(vres1, vres0, vres3, vres2, inp0_m, inp1_m);
INSERT_W2_SB(src0_m, src1_m, dst0_m);
INSERT_W2_SB(src2_m, src3_m, dst1_m);
ILVR_B2_SH(zero, dst0_m, zero, dst1_m, res0_m, res1_m);
ADD2(res0_m, inp0_m, res1_m, inp1_m, res0_m, res1_m);
CLIP_SH2_0_255(res0_m, res1_m);
PCKEV_B2_SB(res0_m, res0_m, res1_m, res1_m, dst0_m, dst1_m);
out0_m = __msa_copy_u_w((v4i32) dst0_m, 0);
out1_m = __msa_copy_u_w((v4i32) dst0_m, 1);
out2_m = __msa_copy_u_w((v4i32) dst1_m, 0);
out3_m = __msa_copy_u_w((v4i32) dst1_m, 1);
SW(out0_m, dst);
SW(out1_m, dst1);
SW(out2_m, dst2);
SW(out3_m, dst3);
}
void ff_h264_idct8_addblk_msa(uint8_t *dst, int16_t *src,
int32_t dst_stride)
{
avc_idct8_addblk_msa(dst, src, dst_stride);
}
void ff_h264_idct4x4_addblk_dc_msa(uint8_t *dst, int16_t *src,
int32_t dst_stride)
{
v16u8 pred = { 0 };
v16i8 out;
v8i16 pred_r, pred_l;
const uint32_t src0 = LW(dst);
const uint32_t src1 = LW(dst + dst_stride);
const uint32_t src2 = LW(dst + 2 * dst_stride);
const uint32_t src3 = LW(dst + 3 * dst_stride);
const int16_t dc = (src[0] + 32) >> 6;
const v8i16 input_dc = __msa_fill_h(dc);
src[0] = 0;
INSERT_W4_UB(src0, src1, src2, src3, pred);
UNPCK_UB_SH(pred, pred_r, pred_l);
ADD2(pred_r, input_dc, pred_l, input_dc, pred_r, pred_l);
CLIP_SH2_0_255(pred_r, pred_l);
out = __msa_pckev_b((v16i8) pred_l, (v16i8) pred_r);
ST_W4(out, 0, 1, 2, 3, dst, dst_stride);
}
void ff_h264_idct8_dc_addblk_msa(uint8_t *dst, int16_t *src,
int32_t dst_stride)
{
avc_idct8_dc_addblk_msa(dst, src, dst_stride);
}
void ff_h264_idct_add16_msa(uint8_t *dst,
const int32_t *blk_offset,
int16_t *block, int32_t dst_stride,
const uint8_t nzc[15 * 8])
{
int32_t i;
for (i = 0; i < 16; i++) {
int32_t nnz = nzc[scan8[i]];
if (nnz) {
if (nnz == 1 && ((dctcoef *) block)[i * 16])
ff_h264_idct4x4_addblk_dc_msa(dst + blk_offset[i],
block + i * 16 * sizeof(pixel),
dst_stride);
else
ff_h264_idct_add_msa(dst + blk_offset[i],
block + i * 16 * sizeof(pixel),
dst_stride);
}
}
}
void ff_h264_idct8_add4_msa(uint8_t *dst, const int32_t *blk_offset,
int16_t *block, int32_t dst_stride,
const uint8_t nzc[15 * 8])
{
int32_t cnt;
for (cnt = 0; cnt < 16; cnt += 4) {
int32_t nnz = nzc[scan8[cnt]];
if (nnz) {
if (nnz == 1 && ((dctcoef *) block)[cnt * 16])
ff_h264_idct8_dc_addblk_msa(dst + blk_offset[cnt],
block + cnt * 16 * sizeof(pixel),
dst_stride);
else
ff_h264_idct8_addblk_msa(dst + blk_offset[cnt],
block + cnt * 16 * sizeof(pixel),
dst_stride);
}
}
}
void ff_h264_idct_add8_msa(uint8_t **dst,
const int32_t *blk_offset,
int16_t *block, int32_t dst_stride,
const uint8_t nzc[15 * 8])
{
int32_t i, j;
for (j = 1; j < 3; j++) {
for (i = (j * 16); i < (j * 16 + 4); i++) {
if (nzc[scan8[i]])
ff_h264_idct_add_msa(dst[j - 1] + blk_offset[i],
block + i * 16 * sizeof(pixel),
dst_stride);
else if (((dctcoef *) block)[i * 16])
ff_h264_idct4x4_addblk_dc_msa(dst[j - 1] + blk_offset[i],
block + i * 16 * sizeof(pixel),
dst_stride);
}
}
}
void ff_h264_idct_add8_422_msa(uint8_t **dst,
const int32_t *blk_offset,
int16_t *block, int32_t dst_stride,
const uint8_t nzc[15 * 8])
{
int32_t i, j;
for (j = 1; j < 3; j++) {
for (i = (j * 16); i < (j * 16 + 4); i++) {
if (nzc[scan8[i]])
ff_h264_idct_add_msa(dst[j - 1] + blk_offset[i],
block + i * 16 * sizeof(pixel),
dst_stride);
else if (((dctcoef *) block)[i * 16])
ff_h264_idct4x4_addblk_dc_msa(dst[j - 1] + blk_offset[i],
block + i * 16 * sizeof(pixel),
dst_stride);
}
}
for (j = 1; j < 3; j++) {
for (i = (j * 16 + 4); i < (j * 16 + 8); i++) {
if (nzc[scan8[i + 4]])
ff_h264_idct_add_msa(dst[j - 1] + blk_offset[i + 4],
block + i * 16 * sizeof(pixel),
dst_stride);
else if (((dctcoef *) block)[i * 16])
ff_h264_idct4x4_addblk_dc_msa(dst[j - 1] + blk_offset[i + 4],
block + i * 16 * sizeof(pixel),
dst_stride);
}
}
}
void ff_h264_idct_add16_intra_msa(uint8_t *dst,
const int32_t *blk_offset,
int16_t *block,
int32_t dst_stride,
const uint8_t nzc[15 * 8])
{
int32_t i;
for (i = 0; i < 16; i++) {
if (nzc[scan8[i]])
ff_h264_idct_add_msa(dst + blk_offset[i],
block + i * 16 * sizeof(pixel), dst_stride);
else if (((dctcoef *) block)[i * 16])
ff_h264_idct4x4_addblk_dc_msa(dst + blk_offset[i],
block + i * 16 * sizeof(pixel),
dst_stride);
}
}
void ff_h264_deq_idct_luma_dc_msa(int16_t *dst, int16_t *src,
int32_t de_qval)
{
avc_deq_idct_luma_dc_msa(dst, src, de_qval);
}
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