FFmpeg/libavcodec/mips/idctdsp_msa.c
Shivraj Patil d12f76ffbb avcodec/mips: MSA (MIPS-SIMD-Arch) optimizations for idctdsp functions
This patch adds MSA (MIPS-SIMD-Arch) optimizations for idctdsp functions in new file idctdsp_msa.c and simple_idct_msa.c

Signed-off-by: Shivraj Patil <shivraj.patil@imgtec.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-07-07 14:35:15 +02:00

150 lines
5.4 KiB
C

/*
* Copyright (c) 2015 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 "idctdsp_mips.h"
static void put_pixels_clamped_msa(const int16_t *block, uint8_t *pixels,
int32_t stride)
{
uint64_t in0_d, in1_d, in2_d, in3_d, in4_d, in5_d, in6_d, in7_d;
v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
LD_SH8(block, 8, in0, in1, in2, in3, in4, in5, in6, in7);
CLIP_SH4_0_255(in0, in1, in2, in3);
CLIP_SH4_0_255(in4, in5, in6, in7);
PCKEV_B4_SH(in0, in0, in1, in1, in2, in2, in3, in3, in0, in1, in2, in3);
PCKEV_B4_SH(in4, in4, in5, in5, in6, in6, in7, in7, in4, in5, in6, in7);
in0_d = __msa_copy_u_d((v2i64) in0, 0);
in1_d = __msa_copy_u_d((v2i64) in1, 0);
in2_d = __msa_copy_u_d((v2i64) in2, 0);
in3_d = __msa_copy_u_d((v2i64) in3, 0);
in4_d = __msa_copy_u_d((v2i64) in4, 0);
in5_d = __msa_copy_u_d((v2i64) in5, 0);
in6_d = __msa_copy_u_d((v2i64) in6, 0);
in7_d = __msa_copy_u_d((v2i64) in7, 0);
SD4(in0_d, in1_d, in2_d, in3_d, pixels, stride);
pixels += 4 * stride;
SD4(in4_d, in5_d, in6_d, in7_d, pixels, stride);
}
static void put_signed_pixels_clamped_msa(const int16_t *block, uint8_t *pixels,
int32_t stride)
{
uint64_t in0_d, in1_d, in2_d, in3_d, in4_d, in5_d, in6_d, in7_d;
v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
LD_SH8(block, 8, in0, in1, in2, in3, in4, in5, in6, in7);
in0 += 128;
in1 += 128;
in2 += 128;
in3 += 128;
in4 += 128;
in5 += 128;
in6 += 128;
in7 += 128;
CLIP_SH4_0_255(in0, in1, in2, in3);
CLIP_SH4_0_255(in4, in5, in6, in7);
PCKEV_B4_SH(in0, in0, in1, in1, in2, in2, in3, in3, in0, in1, in2, in3);
PCKEV_B4_SH(in4, in4, in5, in5, in6, in6, in7, in7, in4, in5, in6, in7);
in0_d = __msa_copy_u_d((v2i64) in0, 0);
in1_d = __msa_copy_u_d((v2i64) in1, 0);
in2_d = __msa_copy_u_d((v2i64) in2, 0);
in3_d = __msa_copy_u_d((v2i64) in3, 0);
in4_d = __msa_copy_u_d((v2i64) in4, 0);
in5_d = __msa_copy_u_d((v2i64) in5, 0);
in6_d = __msa_copy_u_d((v2i64) in6, 0);
in7_d = __msa_copy_u_d((v2i64) in7, 0);
SD4(in0_d, in1_d, in2_d, in3_d, pixels, stride);
pixels += 4 * stride;
SD4(in4_d, in5_d, in6_d, in7_d, pixels, stride);
}
static void add_pixels_clamped_msa(const int16_t *block, uint8_t *pixels,
int32_t stride)
{
uint64_t in0_d, in1_d, in2_d, in3_d, in4_d, in5_d, in6_d, in7_d;
v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
v16u8 pix_in0, pix_in1, pix_in2, pix_in3;
v16u8 pix_in4, pix_in5, pix_in6, pix_in7;
v8u16 pix0, pix1, pix2, pix3, pix4, pix5, pix6, pix7;
v8i16 zero = { 0 };
LD_SH8(block, 8, in0, in1, in2, in3, in4, in5, in6, in7);
LD_UB8(pixels, stride, pix_in0, pix_in1, pix_in2,
pix_in3, pix_in4, pix_in5, pix_in6, pix_in7);
ILVR_B4_UH(zero, pix_in0, zero, pix_in1, zero, pix_in2, zero, pix_in3,
pix0, pix1, pix2, pix3);
ILVR_B4_UH(zero, pix_in4, zero, pix_in5, zero, pix_in6, zero, pix_in7,
pix4, pix5, pix6, pix7);
in0 += (v8i16) pix0;
in1 += (v8i16) pix1;
in2 += (v8i16) pix2;
in3 += (v8i16) pix3;
in4 += (v8i16) pix4;
in5 += (v8i16) pix5;
in6 += (v8i16) pix6;
in7 += (v8i16) pix7;
CLIP_SH4_0_255(in0, in1, in2, in3);
CLIP_SH4_0_255(in4, in5, in6, in7);
PCKEV_B4_SH(in0, in0, in1, in1, in2, in2, in3, in3, in0, in1, in2, in3);
PCKEV_B4_SH(in4, in4, in5, in5, in6, in6, in7, in7, in4, in5, in6, in7);
in0_d = __msa_copy_u_d((v2i64) in0, 0);
in1_d = __msa_copy_u_d((v2i64) in1, 0);
in2_d = __msa_copy_u_d((v2i64) in2, 0);
in3_d = __msa_copy_u_d((v2i64) in3, 0);
in4_d = __msa_copy_u_d((v2i64) in4, 0);
in5_d = __msa_copy_u_d((v2i64) in5, 0);
in6_d = __msa_copy_u_d((v2i64) in6, 0);
in7_d = __msa_copy_u_d((v2i64) in7, 0);
SD4(in0_d, in1_d, in2_d, in3_d, pixels, stride);
pixels += 4 * stride;
SD4(in4_d, in5_d, in6_d, in7_d, pixels, stride);
}
void ff_put_pixels_clamped_msa(const int16_t *block,
uint8_t *av_restrict pixels,
ptrdiff_t line_size)
{
put_pixels_clamped_msa(block, pixels, line_size);
}
void ff_put_signed_pixels_clamped_msa(const int16_t *block,
uint8_t *av_restrict pixels,
ptrdiff_t line_size)
{
put_signed_pixels_clamped_msa(block, pixels, line_size);
}
void ff_add_pixels_clamped_msa(const int16_t *block,
uint8_t *av_restrict pixels,
ptrdiff_t line_size)
{
add_pixels_clamped_msa(block, pixels, line_size);
}