diff options
Diffstat (limited to 'src/3rdparty/libwebp/src/dsp/yuv_mips_dsp_r2.c')
| -rw-r--r-- | src/3rdparty/libwebp/src/dsp/yuv_mips_dsp_r2.c | 29 |
1 files changed, 14 insertions, 15 deletions
diff --git a/src/3rdparty/libwebp/src/dsp/yuv_mips_dsp_r2.c b/src/3rdparty/libwebp/src/dsp/yuv_mips_dsp_r2.c index dea0fdb..1720d41 100644 --- a/src/3rdparty/libwebp/src/dsp/yuv_mips_dsp_r2.c +++ b/src/3rdparty/libwebp/src/dsp/yuv_mips_dsp_r2.c @@ -14,8 +14,7 @@ #include "./dsp.h" -// Code is disabled for now, in favor of the plain-C version -#if 0 // defined(WEBP_USE_MIPS_DSP_R2) +#if defined(WEBP_USE_MIPS_DSP_R2) #include "./yuv.h" @@ -31,10 +30,10 @@ "mul %[temp2], %[t_con_3], %[temp4] \n\t" \ "mul %[temp4], %[t_con_4], %[temp4] \n\t" \ "mul %[temp0], %[t_con_5], %[temp0] \n\t" \ - "addu %[temp1], %[temp1], %[t_con_6] \n\t" \ + "subu %[temp1], %[temp1], %[t_con_6] \n\t" \ "subu %[temp3], %[temp3], %[t_con_7] \n\t" \ "addu %[temp2], %[temp2], %[temp3] \n\t" \ - "addu %[temp4], %[temp4], %[t_con_8] \n\t" \ + "subu %[temp4], %[temp4], %[t_con_8] \n\t" \ #define ROW_FUNC_PART_2(R, G, B, K) \ "addu %[temp5], %[temp0], %[temp1] \n\t" \ @@ -43,12 +42,12 @@ ".if " #K " \n\t" \ "lbu %[temp0], 1(%[y]) \n\t" \ ".endif \n\t" \ - "shll_s.w %[temp5], %[temp5], 9 \n\t" \ - "shll_s.w %[temp6], %[temp6], 9 \n\t" \ + "shll_s.w %[temp5], %[temp5], 17 \n\t" \ + "shll_s.w %[temp6], %[temp6], 17 \n\t" \ ".if " #K " \n\t" \ "mul %[temp0], %[t_con_5], %[temp0] \n\t" \ ".endif \n\t" \ - "shll_s.w %[temp7], %[temp7], 9 \n\t" \ + "shll_s.w %[temp7], %[temp7], 17 \n\t" \ "precrqu_s.qb.ph %[temp5], %[temp5], $zero \n\t" \ "precrqu_s.qb.ph %[temp6], %[temp6], $zero \n\t" \ "precrqu_s.qb.ph %[temp7], %[temp7], $zero \n\t" \ @@ -75,14 +74,14 @@ static void FUNC_NAME(const uint8_t* y, \ uint8_t* dst, int len) { \ int i; \ uint32_t temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7; \ - const int t_con_1 = kVToR; \ - const int t_con_2 = kVToG; \ - const int t_con_3 = kUToG; \ - const int t_con_4 = kUToB; \ - const int t_con_5 = kYScale; \ - const int t_con_6 = kRCst; \ - const int t_con_7 = kGCst; \ - const int t_con_8 = kBCst; \ + const int t_con_1 = 26149; \ + const int t_con_2 = 13320; \ + const int t_con_3 = 6419; \ + const int t_con_4 = 33050; \ + const int t_con_5 = 19077; \ + const int t_con_6 = 14234; \ + const int t_con_7 = 8708; \ + const int t_con_8 = 17685; \ for (i = 0; i < (len >> 1); i++) { \ __asm__ volatile ( \ ROW_FUNC_PART_1() \ |