diff options
author | 周晓勇 <zhouxiaoyong@loongson.cn> | 2015-07-21 08:54:55 +0300 |
---|---|---|
committer | Michael Niedermayer <michael@niedermayer.cc> | 2015-07-21 15:48:23 +0300 |
commit | b50910e9a9cf6a939125157e3231696a69838de6 (patch) | |
tree | 75dd57104c17afa3a90f94f58d2590c7bcd06a0a | |
parent | 21e2f030bfa1497da5ab3d414c02a4349e87f525 (diff) |
avcodec: loongson optimize xvid idct with mmi
Signed-off-by: ZhouXiaoyong <zhouxiaoyong@loongson.cn>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
-rw-r--r-- | libavcodec/mips/Makefile | 2 | ||||
-rw-r--r-- | libavcodec/mips/xvid_idct_mmi.c | 253 | ||||
-rw-r--r-- | libavcodec/mips/xvididct_init_mips.c | 45 | ||||
-rw-r--r-- | libavcodec/mips/xvididct_mips.h | 30 | ||||
-rw-r--r-- | libavcodec/xvididct.c | 2 | ||||
-rw-r--r-- | libavcodec/xvididct.h | 2 |
6 files changed, 334 insertions, 0 deletions
diff --git a/libavcodec/mips/Makefile b/libavcodec/mips/Makefile index 1d27edd043..a10566154f 100644 --- a/libavcodec/mips/Makefile +++ b/libavcodec/mips/Makefile @@ -34,6 +34,7 @@ OBJS-$(CONFIG_IDCTDSP) += mips/idctdsp_init_mips.o OBJS-$(CONFIG_MPEGVIDEO) += mips/mpegvideo_init_mips.o OBJS-$(CONFIG_MPEGVIDEOENC) += mips/mpegvideoencdsp_init_mips.o OBJS-$(CONFIG_ME_CMP) += mips/me_cmp_init_mips.o +OBJS-$(CONFIG_MPEG4_DECODER) += mips/xvididct_init_mips.o MSA-OBJS-$(CONFIG_HEVC_DECODER) += mips/hevcdsp_msa.o \ mips/hevc_mc_uni_msa.o \ mips/hevc_mc_uniw_msa.o \ @@ -65,3 +66,4 @@ MMI-OBJS-$(CONFIG_H264PRED) += mips/h264pred_mmi.o MMI-OBJS-$(CONFIG_MPEGVIDEO) += mips/mpegvideo_mmi.o MMI-OBJS-$(CONFIG_IDCTDSP) += mips/idctdsp_mmi.o \ mips/simple_idct_mmi.o +MMI-OBJS-$(CONFIG_MPEG4_DECODER) += mips/xvid_idct_mmi.o diff --git a/libavcodec/mips/xvid_idct_mmi.c b/libavcodec/mips/xvid_idct_mmi.c new file mode 100644 index 0000000000..d3f9acb0e2 --- /dev/null +++ b/libavcodec/mips/xvid_idct_mmi.c @@ -0,0 +1,253 @@ +/* + * Loongson SIMD optimized xvid idct + * + * Copyright (c) 2015 Loongson Technology Corporation Limited + * Copyright (c) 2015 Zhou Xiaoyong <zhouxiaoyong@loongson.cn> + * + * 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 "idctdsp_mips.h" +#include "xvididct_mips.h" + +#define BITS_INV_ACC 5 // 4 or 5 for IEEE +#define SHIFT_INV_ROW (16 - BITS_INV_ACC) //11 +#define SHIFT_INV_COL (1 + BITS_INV_ACC) //6 +#define RND_INV_ROW (1024 * (6 - BITS_INV_ACC)) +#define RND_INV_COL (16 * (BITS_INV_ACC - 3)) +#define RND_INV_CORR (RND_INV_COL - 1) + +#define BITS_FRW_ACC 3 // 2 or 3 for accuracy +#define SHIFT_FRW_COL BITS_FRW_ACC +#define SHIFT_FRW_ROW (BITS_FRW_ACC + 17) +#define RND_FRW_ROW (262144*(BITS_FRW_ACC - 1)) + +DECLARE_ALIGNED(8, static const int16_t, tg_1_16)[4*4] = { + 13036, 13036, 13036, 13036, // tg * (2<<16) + 0.5 + 27146, 27146, 27146, 27146, // tg * (2<<16) + 0.5 + -21746,-21746,-21746,-21746, // tg * (2<<16) + 0.5 + 23170, 23170, 23170, 23170 // cos * (2<<15) + 0.5 +}; + +DECLARE_ALIGNED(8, static const int32_t, rounder_0)[2*8] = { + 65536,65536, + 3597, 3597, + 2260, 2260, + 1203, 1203, + 0, 0, + 120, 120, + 512, 512, + 512, 512 +}; + +DECLARE_ALIGNED(8, static const int16_t, tab_i_04_mmi)[32*4] = { + 16384, 21407, 16384, 8867, // w05 w04 w01 w00 + 16384, 8867,-16384,-21407, // w07 w06 w03 w02 + 16384, -8867, 16384,-21407, // w13 w12 w09 w08 + -16384, 21407, 16384, -8867, // w15 w14 w11 w10 + 22725, 19266, 19266, -4520, // w21 w20 w17 w16 + 12873, 4520,-22725,-12873, // w23 w22 w19 w18 + 12873,-22725, 4520,-12873, // w29 w28 w25 w24 + 4520, 19266, 19266,-22725, // w31 w30 w27 w26 + + 22725, 29692, 22725, 12299, // w05 w04 w01 w00 + 22725, 12299,-22725,-29692, // w07 w06 w03 w02 + 22725,-12299, 22725,-29692, // w13 w12 w09 w08 + -22725, 29692, 22725,-12299, // w15 w14 w11 w10 + 31521, 26722, 26722, -6270, // w21 w20 w17 w16 + 17855, 6270,-31521,-17855, // w23 w22 w19 w18 + 17855,-31521, 6270,-17855, // w29 w28 w25 w24 + 6270, 26722, 26722,-31521, // w31 w30 w27 w26 + + 21407, 27969, 21407, 11585, // w05 w04 w01 w00 + 21407, 11585,-21407,-27969, // w07 w06 w03 w02 + 21407,-11585, 21407,-27969, // w13 w12 w09 w08 + -21407, 27969, 21407,-11585, // w15 w14 w11 w10 + 29692, 25172, 25172, -5906, // w21 w20 w17 w16 + 16819, 5906,-29692,-16819, // w23 w22 w19 w18 + 16819,-29692, 5906,-16819, // w29 w28 w25 w24 + 5906, 25172, 25172,-29692, // w31 w30 w27 w26 + + 19266, 25172, 19266, 10426, // w05 w04 w01 w00 + 19266, 10426,-19266,-25172, // w07 w06 w03 w02 + 19266,-10426, 19266,-25172, // w13 w12 w09 w08 + -19266, 25172, 19266,-10426, // w15 w14 w11 w10 + 26722, 22654, 22654, -5315, // w21 w20 w17 w16 + 15137, 5315,-26722,-15137, // w23 w22 w19 w18 + 15137,-26722, 5315,-15137, // w29 w28 w25 w24 + 5315, 22654, 22654,-26722, // w31 w30 w27 w26 +}; + +#define DCT_8_INV_ROW_MMI(A1,A2,A3,A4) \ + "dli $10, 0x88 \n\t" \ + "ldc1 $f4, "#A1" \n\t" /* 0; x3 x2 x1 x0 */\ + "dmtc1 $10, $f16 \n\t" \ + "ldc1 $f10, 8+"#A1" \n\t" /* 1; x7 x6 x5 x4 */\ + "ldc1 $f6, "#A3" \n\t" /* 3; w05 w04 w01 w00 */\ + "pshufh $f0, $f4, $f16 \n\t" /* x2 x0 x2 x0 */\ + "ldc1 $f8, 8+"#A3" \n\t" /* 4; w07 w06 w03 w02 */\ + "ldc1 $f12, 32+"#A3" \n\t" /* 6; w21 w20 w17 w16 */\ + "pmaddhw $f6, $f6, $f0 \n\t" /* x2*w05+x0*w04 x2*w01+x0*w00 */\ + "dli $10, 0xdd \n\t" \ + "pshufh $f2, $f10, $f16 \n\t" /* x6 x4 x6 x4 */\ + "dmtc1 $10, $f16 \n\t" \ + "pmaddhw $f8, $f8, $f2 \n\t" /* x6*w07+x4*w06 x6*w03+x4*w02 */\ + "ldc1 $f14, 40+"#A3" \n\t" /* 7; w23 w22 w19 w18 */\ + "pshufh $f4, $f4, $f16 \n\t" /* x3 x1 x3 x1 */\ + "pmaddhw $f12, $f12, $f4 \n\t" /* x3*w21+x1*w20 x3*w17+x1*w16 */\ + "pshufh $f10, $f10, $f16 \n\t" /* x7 x5 x7 x5 */\ + "ldc1 $f18, "#A4" \n\t" \ + "pmaddhw $f14, $f14, $f10 \n\t" /* x7*w23+x5*w22 x7*w19+x5*w18 */\ + "paddw $f6, $f6, $f18 \n\t" /* +%4 */\ + "ldc1 $f16, 16+"#A3" \n\t" \ + "pmaddhw $f0, $f0, $f16 \n\t" /* x2*w13+x0*w12 x2*w09+x0*w08 */\ + "ldc1 $f16, 24+"#A3" \n\t" \ + "paddw $f6, $f6, $f8 \n\t" /* 4; a1=sum(even1) a0=sum(even0) */\ + "pmaddhw $f2, $f2, $f16 \n\t" /* x6*w15+x4*w14 x6*w11+x4*w10 */\ + "ldc1 $f16, 48+"#A3" \n\t" \ + "pmaddhw $f4, $f4, $f16 \n\t" /* x3*w29+x1*w28 x3*w25+x1*w24 */\ + "ldc1 $f16, 56+"#A3" \n\t" \ + "paddw $f12, $f12, $f14 \n\t" /* 7; b1=sum(odd1) b0=sum(odd0) */\ + "dli $10, 11 \n\t" \ + "pmaddhw $f10, $f10, $f16 \n\t" /* x7*w31+x5*w30 x7*w27+x5*w26 */\ + "dmtc1 $10, $f16 \n\t" \ + "psubw $f8, $f6, $f12 \n\t" /* 6; a1-b1 a0-b0 */\ + "paddw $f6, $f6, $f12 \n\t" /* a1+b1 a0+b0 */\ + "paddw $f0, $f0, $f18 \n\t" /* +%4 */\ + "psraw $f6, $f6, $f16 \n\t" /* y1=a1+b1 y0=a0+b0 */\ + "paddw $f0, $f0, $f2 \n\t" /* 1; a3=sum(even3) a2=sum(even2) */\ + "paddw $f4, $f4, $f10 \n\t" /* 5; b3=sum(odd3) b2=sum(odd2) */\ + "psraw $f8, $f8, $f16 \n\t" /* y6=a1-b1 y7=a0-b0 */\ + "psubw $f14, $f0, $f4 \n\t" /* 2; a3-b3 a2-b2 */\ + "paddw $f0, $f0, $f4 \n\t" /* a3+b3 a2+b2 */\ + "psraw $f0, $f0, $f16 \n\t" /* y3=a3+b3 y2=a2+b2 */\ + "psraw $f14, $f14, $f16 \n\t" /* y4=a3-b3 y5=a2-b2 */\ + "dli $10, 0xb1 \n\t" \ + "packsswh $f6, $f6, $f0 \n\t" /* 0; y3 y2 y1 y0 */\ + "dmtc1 $10, $f16 \n\t" \ + "packsswh $f14, $f14, $f8 \n\t" /* 4; y6 y7 y4 y5 */\ + "sdc1 $f6, "#A2" \n\t" /* 3; save y3 y2 y1 y0 */\ + "pshufh $f14, $f14, $f16 \n\t" /* y7 y6 y5 y4 */\ + "sdc1 $f14, 8+"#A2" \n\t" /* 7; save y7 y6 y5 y4 */\ + + +#define DCT_8_INV_COL(A1,A2) \ + "ldc1 $f2, 2*8(%3) \n\t" \ + "ldc1 $f6, 16*3+"#A1" \n\t" \ + "ldc1 $f10, 16*5+"#A1" \n\t" \ + "pmulhh $f0, $f2, $f6 \n\t" /* x3*(tg_3_16-1) */\ + "ldc1 $f4, 0(%3) \n\t" \ + "pmulhh $f2, $f2, $f10 \n\t" /* x5*(tg_3_16-1) */\ + "ldc1 $f14, 16*7+"#A1" \n\t" \ + "ldc1 $f12, 16*1+"#A1" \n\t" \ + "pmulhh $f8, $f4, $f14 \n\t" /* x7*tg_1_16 */\ + "paddsh $f0, $f0, $f6 \n\t" /* x3*tg_3_16 */\ + "pmulhh $f4, $f4, $f12 \n\t" /* x1*tg_1_16 */\ + "paddsh $f2, $f2, $f6 \n\t" /* x3+x5*(tg_3_16-1) */\ + "psubsh $f0, $f0, $f10 \n\t" /* x3*tg_3_16-x5 = tm35 */\ + "ldc1 $f6, 3*8(%3) \n\t" \ + "paddsh $f2, $f2, $f10 \n\t" /* x3+x5*tg_3_16 = tp35 */\ + "paddsh $f8, $f8, $f12 \n\t" /* x1+tg_1_16*x7 = tp17 */\ + "psubsh $f4, $f4, $f14 \n\t" /* x1*tg_1_16-x7 = tm17 */\ + "paddsh $f10, $f8, $f2 \n\t" /* tp17+tp35 = b0 */\ + "psubsh $f12, $f4, $f0 \n\t" /* tm17-tm35 = b3 */\ + "psubsh $f8, $f8, $f2 \n\t" /* tp17-tp35 = t1 */\ + "paddsh $f4, $f4, $f0 \n\t" /* tm17+tm35 = t2 */\ + "ldc1 $f14, 1*8(%3) \n\t" \ + "sdc1 $f10, 3*16+"#A2" \n\t" /* save b0 */\ + "paddsh $f2, $f8, $f4 \n\t" /* t1+t2 */\ + "sdc1 $f12, 5*16+"#A2" \n\t" /* save b3 */\ + "psubsh $f8, $f8, $f4 \n\t" /* t1-t2 */\ + "ldc1 $f10, 2*16+"#A1" \n\t" \ + "ldc1 $f12, 6*16+"#A1" \n\t" \ + "pmulhh $f0, $f14, $f10 \n\t" /* x2*tg_2_16 */\ + "pmulhh $f14, $f14, $f12 \n\t" /* x6*tg_2_16 */\ + "pmulhh $f2, $f2, $f6 \n\t" /* ocos_4_16*(t1+t2) = b1/2 */\ + "ldc1 $f4, 0*16+"#A1" \n\t" \ + "pmulhh $f8, $f8, $f6 \n\t" /* ocos_4_16*(t1-t2) = b2/2 */\ + "psubsh $f0, $f0, $f12 \n\t" /* t2*tg_2_16-x6 = tm26 */\ + "ldc1 $f12, 4*16+"#A1" \n\t" \ + "paddsh $f14, $f14, $f10 \n\t" /* x2+x6*tg_2_16 = tp26 */\ + "psubsh $f6, $f4, $f12 \n\t" /* x0-x4 = tm04 */\ + "paddsh $f4, $f4, $f12 \n\t" /* x0+x4 = tp04 */\ + "paddsh $f10, $f4, $f14 \n\t" /* tp04+tp26 = a0 */\ + "psubsh $f12, $f6, $f0 \n\t" /* tm04-tm26 = a2 */\ + "psubsh $f4, $f4, $f14 \n\t" /* tp04-tp26 = a3 */\ + "paddsh $f6, $f6, $f0 \n\t" /* tm04+tm26 = a1 */\ + "paddsh $f2, $f2, $f2 \n\t" /* b1 */\ + "paddsh $f8, $f8, $f8 \n\t" /* b2 */\ + "psubsh $f14, $f6, $f2 \n\t" /* a1-b1 */\ + "dli $10, 6 \n\t" \ + "paddsh $f6, $f6, $f2 \n\t" /* a1+b1 */\ + "dmtc1 $10, $f16 \n\t" \ + "psubsh $f0, $f12, $f8 \n\t" /* a2-b2 */\ + "paddsh $f12, $f12, $f8 \n\t" /* a2+b2 */\ + "psrah $f6, $f6, $f16 \n\t" /* dst1 */\ + "psrah $f12, $f12, $f16 \n\t" /* dst2 */\ + "ldc1 $f2, 3*16+"#A2" \n\t" /* load b0 */\ + "psrah $f14, $f14, $f16 \n\t" /* dst6 */\ + "psrah $f0, $f0, $f16 \n\t" /* dst5 */\ + "sdc1 $f6, 1*16+"#A2" \n\t" \ + "psubsh $f8, $f10, $f2 \n\t" /* a0-b0 */\ + "paddsh $f10, $f10, $f2 \n\t" /* a0+b0 */\ + "sdc1 $f12, 2*16+"#A2" \n\t" \ + "ldc1 $f6, 5*16+"#A2" \n\t" /* load b3 */\ + "psrah $f10, $f10, $f16 \n\t" /* dst0 */\ + "psrah $f8, $f8, $f16 \n\t" /* dst7 */\ + "sdc1 $f0, 5*16+"#A2" \n\t" \ + "psubsh $f12, $f4, $f6 \n\t" /* a3-b3 */\ + "paddsh $f4, $f4, $f6 \n\t" /* a3+b3 */\ + "sdc1 $f14, 6*16+"#A2" \n\t" \ + "sdc1 $f10, 0*16+"#A2" \n\t" \ + "psrah $f4, $f4, $f16 \n\t" /* dst3 */\ + "sdc1 $f8, 7*16+"#A2" \n\t" \ + "psrah $f12, $f12, $f16 \n\t" /* dst4 */\ + "sdc1 $f4, 3*16+"#A2" \n\t" \ + "sdc1 $f12, 4*16+"#A2" \n\t" \ + + +void ff_xvid_idct_mmi(int16_t *block) +{ + __asm__ volatile ( + //# Process each row + DCT_8_INV_ROW_MMI(0*16(%0), 0*16(%0), 64*0(%2), 8*0(%1)) + DCT_8_INV_ROW_MMI(1*16(%0), 1*16(%0), 64*1(%2), 8*1(%1)) + DCT_8_INV_ROW_MMI(2*16(%0), 2*16(%0), 64*2(%2), 8*2(%1)) + DCT_8_INV_ROW_MMI(3*16(%0), 3*16(%0), 64*3(%2), 8*3(%1)) + DCT_8_INV_ROW_MMI(4*16(%0), 4*16(%0), 64*0(%2), 8*4(%1)) + DCT_8_INV_ROW_MMI(5*16(%0), 5*16(%0), 64*3(%2), 8*5(%1)) + DCT_8_INV_ROW_MMI(6*16(%0), 6*16(%0), 64*2(%2), 8*6(%1)) + DCT_8_INV_ROW_MMI(7*16(%0), 7*16(%0), 64*1(%2), 8*7(%1)) + //# Process the columns (4 at a time) + DCT_8_INV_COL(0(%0), 0(%0)) + DCT_8_INV_COL(8(%0), 8(%0)) + ::"r"(block),"r"(rounder_0),"r"(tab_i_04_mmi),"r"(tg_1_16) + : "$10" + ); +} + +void ff_xvid_idct_put_mmi(uint8_t *dest, int32_t line_size, int16_t *block) +{ + ff_xvid_idct_mmi(block); + ff_put_pixels_clamped_mmi(block, dest, line_size); +} + +void ff_xvid_idct_add_mmi(uint8_t *dest, int32_t line_size, int16_t *block) +{ + ff_xvid_idct_mmi(block); + ff_add_pixels_clamped_mmi(block, dest, line_size); +} diff --git a/libavcodec/mips/xvididct_init_mips.c b/libavcodec/mips/xvididct_init_mips.c new file mode 100644 index 0000000000..c1d82cc30c --- /dev/null +++ b/libavcodec/mips/xvididct_init_mips.c @@ -0,0 +1,45 @@ +/* + * Copyright (c) 2015 Zhou Xiaoyong <zhouxiaoyong@loongson.cn> + * + * 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 "xvididct_mips.h" + +#if HAVE_MMI +static av_cold void xvid_idct_init_mmi(IDCTDSPContext *c, AVCodecContext *avctx, + unsigned high_bit_depth) +{ + if (!high_bit_depth) { + if (avctx->idct_algo == FF_IDCT_AUTO || + avctx->idct_algo == FF_IDCT_XVID) { + c->idct_put = ff_xvid_idct_put_mmi; + c->idct_add = ff_xvid_idct_add_mmi; + c->idct = ff_xvid_idct_mmi; + c->perm_type = FF_IDCT_PERM_NONE; + } + } +} +#endif /* HAVE_MMI */ + +av_cold void ff_xvid_idct_init_mips(IDCTDSPContext *c, AVCodecContext *avctx, + unsigned high_bit_depth) +{ +#if HAVE_MMI + xvid_idct_init_mmi(c, avctx, high_bit_depth); +#endif /* HAVE_MMI */ +} diff --git a/libavcodec/mips/xvididct_mips.h b/libavcodec/mips/xvididct_mips.h new file mode 100644 index 0000000000..0768aaa26f --- /dev/null +++ b/libavcodec/mips/xvididct_mips.h @@ -0,0 +1,30 @@ +/* + * Copyright (c) 2015 Zhou Xiaoyong <zhouxiaoyong@loongson.cn> + * + * 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 + */ + +#ifndef AVCODEC_MIPS_XVIDIDCT_MIPS_H +#define AVCODEC_MIPS_XVIDIDCT_MIPS_H + +#include "libavcodec/xvididct.h" + +void ff_xvid_idct_mmi(int16_t *block); +void ff_xvid_idct_put_mmi(uint8_t *dest, int32_t line_size, int16_t *block); +void ff_xvid_idct_add_mmi(uint8_t *dest, int32_t line_size, int16_t *block); + +#endif /* AVCODEC_MIPS_XVIDIDCT_MIPS_H */ diff --git a/libavcodec/xvididct.c b/libavcodec/xvididct.c index e9fab70cbb..1f96ccc35c 100644 --- a/libavcodec/xvididct.c +++ b/libavcodec/xvididct.c @@ -348,6 +348,8 @@ av_cold void ff_xvid_idct_init(IDCTDSPContext *c, AVCodecContext *avctx) if (ARCH_X86) ff_xvid_idct_init_x86(c, avctx, high_bit_depth); + if (ARCH_MIPS) + ff_xvid_idct_init_mips(c, avctx, high_bit_depth); ff_init_scantable_permutation(c->idct_permutation, c->perm_type); } diff --git a/libavcodec/xvididct.h b/libavcodec/xvididct.h index f7dfba4886..e0bc1a2b91 100644 --- a/libavcodec/xvididct.h +++ b/libavcodec/xvididct.h @@ -30,5 +30,7 @@ void ff_xvid_idct_init(IDCTDSPContext *c, AVCodecContext *avctx); void ff_xvid_idct_init_x86(IDCTDSPContext *c, AVCodecContext *avctx, unsigned high_bit_depth); +void ff_xvid_idct_init_mips(IDCTDSPContext *c, AVCodecContext *avctx, + unsigned high_bit_depth); #endif /* AVCODEC_XVIDIDCT_H */ |