X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fvp3dsp.c;h=94de0e5b9645e00943f7546695ee2ac35dec352d;hb=0652e024c680420d298cdf3719d0a0c030173fe3;hp=438ae76b57a2c9aaac8f4d29f5e2cbc74dd2b51d;hpb=c23acbaed40101c677dfcfbbfe0d2c230a8e8f44;p=ffmpeg diff --git a/libavcodec/vp3dsp.c b/libavcodec/vp3dsp.c index 438ae76b57a..94de0e5b964 100644 --- a/libavcodec/vp3dsp.c +++ b/libavcodec/vp3dsp.c @@ -24,8 +24,12 @@ * source code. */ +#include "libavutil/attributes.h" +#include "libavutil/common.h" #include "avcodec.h" #include "dsputil.h" +#include "rnd_avg.h" +#include "vp3dsp.h" #define IdctAdjustBeforeShift 8 #define xC1S7 64277 @@ -50,11 +54,12 @@ static av_always_inline void idct(uint8_t *dst, int stride, int16_t *input, int /* Inverse DCT on the rows now */ for (i = 0; i < 8; i++) { /* Check for non-zero values */ - if ( ip[0] | ip[1] | ip[2] | ip[3] | ip[4] | ip[5] | ip[6] | ip[7] ) { - A = M(xC1S7, ip[1]) + M(xC7S1, ip[7]); - B = M(xC7S1, ip[1]) - M(xC1S7, ip[7]); - C = M(xC3S5, ip[3]) + M(xC5S3, ip[5]); - D = M(xC3S5, ip[5]) - M(xC5S3, ip[3]); + if ( ip[0 * 8] | ip[1 * 8] | ip[2 * 8] | ip[3 * 8] | + ip[4 * 8] | ip[5 * 8] | ip[6 * 8] | ip[7 * 8] ) { + A = M(xC1S7, ip[1 * 8]) + M(xC7S1, ip[7 * 8]); + B = M(xC7S1, ip[1 * 8]) - M(xC1S7, ip[7 * 8]); + C = M(xC3S5, ip[3 * 8]) + M(xC5S3, ip[5 * 8]); + D = M(xC3S5, ip[5 * 8]) - M(xC5S3, ip[3 * 8]); Ad = M(xC4S4, (A - C)); Bd = M(xC4S4, (B - D)); @@ -62,11 +67,11 @@ static av_always_inline void idct(uint8_t *dst, int stride, int16_t *input, int Cd = A + C; Dd = B + D; - E = M(xC4S4, (ip[0] + ip[4])); - F = M(xC4S4, (ip[0] - ip[4])); + E = M(xC4S4, (ip[0 * 8] + ip[4 * 8])); + F = M(xC4S4, (ip[0 * 8] - ip[4 * 8])); - G = M(xC2S6, ip[2]) + M(xC6S2, ip[6]); - H = M(xC6S2, ip[2]) - M(xC2S6, ip[6]); + G = M(xC2S6, ip[2 * 8]) + M(xC6S2, ip[6 * 8]); + H = M(xC6S2, ip[2 * 8]) - M(xC2S6, ip[6 * 8]); Ed = E - G; Gd = E + G; @@ -78,33 +83,33 @@ static av_always_inline void idct(uint8_t *dst, int stride, int16_t *input, int Hd = Bd + H; /* Final sequence of operations over-write original inputs. */ - ip[0] = Gd + Cd ; - ip[7] = Gd - Cd ; + ip[0 * 8] = Gd + Cd ; + ip[7 * 8] = Gd - Cd ; - ip[1] = Add + Hd; - ip[2] = Add - Hd; + ip[1 * 8] = Add + Hd; + ip[2 * 8] = Add - Hd; - ip[3] = Ed + Dd ; - ip[4] = Ed - Dd ; + ip[3 * 8] = Ed + Dd ; + ip[4 * 8] = Ed - Dd ; - ip[5] = Fd + Bdd; - ip[6] = Fd - Bdd; + ip[5 * 8] = Fd + Bdd; + ip[6 * 8] = Fd - Bdd; } - ip += 8; /* next row */ + ip += 1; /* next row */ } ip = input; for ( i = 0; i < 8; i++) { /* Check for non-zero values (bitwise or faster than ||) */ - if ( ip[1 * 8] | ip[2 * 8] | ip[3 * 8] | - ip[4 * 8] | ip[5 * 8] | ip[6 * 8] | ip[7 * 8] ) { + if ( ip[1] | ip[2] | ip[3] | + ip[4] | ip[5] | ip[6] | ip[7] ) { - A = M(xC1S7, ip[1*8]) + M(xC7S1, ip[7*8]); - B = M(xC7S1, ip[1*8]) - M(xC1S7, ip[7*8]); - C = M(xC3S5, ip[3*8]) + M(xC5S3, ip[5*8]); - D = M(xC3S5, ip[5*8]) - M(xC5S3, ip[3*8]); + A = M(xC1S7, ip[1]) + M(xC7S1, ip[7]); + B = M(xC7S1, ip[1]) - M(xC1S7, ip[7]); + C = M(xC3S5, ip[3]) + M(xC5S3, ip[5]); + D = M(xC3S5, ip[5]) - M(xC5S3, ip[3]); Ad = M(xC4S4, (A - C)); Bd = M(xC4S4, (B - D)); @@ -112,16 +117,16 @@ static av_always_inline void idct(uint8_t *dst, int stride, int16_t *input, int Cd = A + C; Dd = B + D; - E = M(xC4S4, (ip[0*8] + ip[4*8])) + 8; - F = M(xC4S4, (ip[0*8] - ip[4*8])) + 8; + E = M(xC4S4, (ip[0] + ip[4])) + 8; + F = M(xC4S4, (ip[0] - ip[4])) + 8; if(type==1){ //HACK E += 16*128; F += 16*128; } - G = M(xC2S6, ip[2*8]) + M(xC6S2, ip[6*8]); - H = M(xC6S2, ip[2*8]) - M(xC2S6, ip[6*8]); + G = M(xC2S6, ip[2]) + M(xC6S2, ip[6]); + H = M(xC6S2, ip[2]) - M(xC2S6, ip[6]); Ed = E - G; Gd = E + G; @@ -133,19 +138,7 @@ static av_always_inline void idct(uint8_t *dst, int stride, int16_t *input, int Hd = Bd + H; /* Final sequence of operations over-write original inputs. */ - if(type==0){ - ip[0*8] = (Gd + Cd ) >> 4; - ip[7*8] = (Gd - Cd ) >> 4; - - ip[1*8] = (Add + Hd ) >> 4; - ip[2*8] = (Add - Hd ) >> 4; - - ip[3*8] = (Ed + Dd ) >> 4; - ip[4*8] = (Ed - Dd ) >> 4; - - ip[5*8] = (Fd + Bdd ) >> 4; - ip[6*8] = (Fd - Bdd ) >> 4; - }else if(type==1){ + if (type == 1) { dst[0*stride] = av_clip_uint8((Gd + Cd ) >> 4); dst[7*stride] = av_clip_uint8((Gd - Cd ) >> 4); @@ -172,16 +165,7 @@ static av_always_inline void idct(uint8_t *dst, int stride, int16_t *input, int } } else { - if(type==0){ - ip[0*8] = - ip[1*8] = - ip[2*8] = - ip[3*8] = - ip[4*8] = - ip[5*8] = - ip[6*8] = - ip[7*8] = ((xC4S4 * ip[0*8] + (IdctAdjustBeforeShift<<16))>>20); - }else if(type==1){ + if (type == 1) { dst[0*stride]= dst[1*stride]= dst[2*stride]= @@ -189,10 +173,10 @@ static av_always_inline void idct(uint8_t *dst, int stride, int16_t *input, int dst[4*stride]= dst[5*stride]= dst[6*stride]= - dst[7*stride]= av_clip_uint8(128 + ((xC4S4 * ip[0*8] + (IdctAdjustBeforeShift<<16))>>20)); + dst[7*stride]= av_clip_uint8(128 + ((xC4S4 * ip[0] + (IdctAdjustBeforeShift<<16))>>20)); }else{ - if(ip[0*8]){ - int v= ((xC4S4 * ip[0*8] + (IdctAdjustBeforeShift<<16))>>20); + if(ip[0]){ + int v= ((xC4S4 * ip[0] + (IdctAdjustBeforeShift<<16))>>20); dst[0*stride] = av_clip_uint8(dst[0*stride] + v); dst[1*stride] = av_clip_uint8(dst[1*stride] + v); dst[2*stride] = av_clip_uint8(dst[2*stride] + v); @@ -205,24 +189,28 @@ static av_always_inline void idct(uint8_t *dst, int stride, int16_t *input, int } } - ip++; /* next column */ + ip += 8; /* next column */ dst++; } } -void ff_vp3_idct_c(DCTELEM *block/* align 16*/){ - idct(NULL, 0, block, 0); -} - -void ff_vp3_idct_put_c(uint8_t *dest/*align 8*/, int line_size, DCTELEM *block/*align 16*/){ +static void vp3_idct_put_c(uint8_t *dest/*align 8*/, int line_size, + int16_t *block/*align 16*/) +{ idct(dest, line_size, block, 1); + memset(block, 0, sizeof(*block) * 64); } -void ff_vp3_idct_add_c(uint8_t *dest/*align 8*/, int line_size, DCTELEM *block/*align 16*/){ +static void vp3_idct_add_c(uint8_t *dest/*align 8*/, int line_size, + int16_t *block/*align 16*/) +{ idct(dest, line_size, block, 2); + memset(block, 0, sizeof(*block) * 64); } -void ff_vp3_idct_dc_add_c(uint8_t *dest/*align 8*/, int line_size, const DCTELEM *block/*align 16*/){ +static void vp3_idct_dc_add_c(uint8_t *dest/*align 8*/, int line_size, + int16_t *block/*align 16*/) +{ int i, dc = (block[0] + 15) >> 5; for(i = 0; i < 8; i++){ @@ -236,9 +224,11 @@ void ff_vp3_idct_dc_add_c(uint8_t *dest/*align 8*/, int line_size, const DCTELEM dest[7] = av_clip_uint8(dest[7] + dc); dest += line_size; } + block[0] = 0; } -void ff_vp3_v_loop_filter_c(uint8_t *first_pixel, int stride, int *bounding_values) +static void vp3_v_loop_filter_c(uint8_t *first_pixel, int stride, + int *bounding_values) { unsigned char *end; int filter_value; @@ -254,7 +244,8 @@ void ff_vp3_v_loop_filter_c(uint8_t *first_pixel, int stride, int *bounding_valu } } -void ff_vp3_h_loop_filter_c(uint8_t *first_pixel, int stride, int *bounding_values) +static void vp3_h_loop_filter_c(uint8_t *first_pixel, int stride, + int *bounding_values) { unsigned char *end; int filter_value; @@ -268,3 +259,40 @@ void ff_vp3_h_loop_filter_c(uint8_t *first_pixel, int stride, int *bounding_valu first_pixel[ 0] = av_clip_uint8(first_pixel[ 0] - filter_value); } } + +static void put_no_rnd_pixels_l2(uint8_t *dst, const uint8_t *src1, + const uint8_t *src2, ptrdiff_t stride, int h) +{ + int i; + + for (i = 0; i < h; i++) { + uint32_t a, b; + + a = AV_RN32(&src1[i * stride]); + b = AV_RN32(&src2[i * stride]); + AV_WN32A(&dst[i * stride], no_rnd_avg32(a, b)); + a = AV_RN32(&src1[i * stride + 4]); + b = AV_RN32(&src2[i * stride + 4]); + AV_WN32A(&dst[i * stride + 4], no_rnd_avg32(a, b)); + } +} + +av_cold void ff_vp3dsp_init(VP3DSPContext *c, int flags) +{ + c->put_no_rnd_pixels_l2 = put_no_rnd_pixels_l2; + + c->idct_put = vp3_idct_put_c; + c->idct_add = vp3_idct_add_c; + c->idct_dc_add = vp3_idct_dc_add_c; + c->v_loop_filter = vp3_v_loop_filter_c; + c->h_loop_filter = vp3_h_loop_filter_c; + + if (ARCH_ARM) + ff_vp3dsp_init_arm(c, flags); + if (ARCH_BFIN) + ff_vp3dsp_init_bfin(c, flags); + if (ARCH_PPC) + ff_vp3dsp_init_ppc(c, flags); + if (ARCH_X86) + ff_vp3dsp_init_x86(c, flags); +}