ref: 5c4a037c86912ce37db3ea9a5fac2ec65611ae60
parent: f87fdebefca9d8f03d2758415c077033442bd167
parent: d816fa7bfdf4a0c2f2630c948a996ccbf35c522f
author: Aℓex Converse <[email protected]>
date: Fri Aug 7 15:15:35 EDT 2015
Merge "Replace VP8 SSIM with VP9 derived vpx_dsp SSIM."
--- a/vp8/common/rtcd_defs.pl
+++ b/vp8/common/rtcd_defs.pl
@@ -255,19 +255,6 @@
}
#
-# Structured Similarity (SSIM)
-#
-if (vpx_config("CONFIG_INTERNAL_STATS") eq "yes") {
- $opts{arch} eq "x86_64" and $sse2_on_x86_64 = "sse2";
-
- add_proto qw/void vp8_ssim_parms_8x8/, "unsigned char *s, int sp, unsigned char *r, int rp, unsigned long *sum_s, unsigned long *sum_r, unsigned long *sum_sq_s, unsigned long *sum_sq_r, unsigned long *sum_sxr";
- specialize qw/vp8_ssim_parms_8x8/, "$sse2_on_x86_64";
-
- add_proto qw/void vp8_ssim_parms_16x16/, "unsigned char *s, int sp, unsigned char *r, int rp, unsigned long *sum_s, unsigned long *sum_r, unsigned long *sum_sq_s, unsigned long *sum_sq_r, unsigned long *sum_sxr";
- specialize qw/vp8_ssim_parms_16x16/, "$sse2_on_x86_64";
-}
-
-#
# Forward DCT
#
add_proto qw/void vp8_short_fdct4x4/, "short *input, short *output, int pitch";
--- a/vp8/encoder/onyx_if.c
+++ b/vp8/encoder/onyx_if.c
@@ -74,26 +74,7 @@
#if CONFIG_INTERNAL_STATS
#include "math.h"
-
-extern double vp8_calc_ssim
-(
- YV12_BUFFER_CONFIG *source,
- YV12_BUFFER_CONFIG *dest,
- int lumamask,
- double *weight
-);
-
-
-extern double vp8_calc_ssimg
-(
- YV12_BUFFER_CONFIG *source,
- YV12_BUFFER_CONFIG *dest,
- double *ssim_y,
- double *ssim_u,
- double *ssim_v
-);
-
-
+#include "vpx_dsp/ssim.h"
#endif
@@ -5741,8 +5722,8 @@
cpi->total_sq_error2 += sq_error2;
cpi->totalp += frame_psnr2;
- frame_ssim2 = vp8_calc_ssim(cpi->Source,
- &cm->post_proc_buffer, 1, &weight);
+ frame_ssim2 = vpx_calc_ssim(cpi->Source,
+ &cm->post_proc_buffer, &weight);
cpi->summed_quality += frame_ssim2 * weight;
cpi->summed_weights += weight;
@@ -5772,7 +5753,7 @@
if (cpi->b_calculate_ssimg)
{
double y, u, v, frame_all;
- frame_all = vp8_calc_ssimg(cpi->Source, cm->frame_to_show,
+ frame_all = vpx_calc_ssimg(cpi->Source, cm->frame_to_show,
&y, &u, &v);
if (cpi->oxcf.number_of_layers > 1)
--- a/vp8/encoder/ssim.c
+++ /dev/null
@@ -1,233 +1,0 @@
-/*
- * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
- *
- * Use of this source code is governed by a BSD-style license
- * that can be found in the LICENSE file in the root of the source
- * tree. An additional intellectual property rights grant can be found
- * in the file PATENTS. All contributing project authors may
- * be found in the AUTHORS file in the root of the source tree.
- */
-
-
-#include "onyx_int.h"
-
-void vp8_ssim_parms_16x16_c
-(
- unsigned char *s,
- int sp,
- unsigned char *r,
- int rp,
- unsigned long *sum_s,
- unsigned long *sum_r,
- unsigned long *sum_sq_s,
- unsigned long *sum_sq_r,
- unsigned long *sum_sxr
-)
-{
- int i,j;
- for(i=0;i<16;i++,s+=sp,r+=rp)
- {
- for(j=0;j<16;j++)
- {
- *sum_s += s[j];
- *sum_r += r[j];
- *sum_sq_s += s[j] * s[j];
- *sum_sq_r += r[j] * r[j];
- *sum_sxr += s[j] * r[j];
- }
- }
-}
-void vp8_ssim_parms_8x8_c
-(
- unsigned char *s,
- int sp,
- unsigned char *r,
- int rp,
- unsigned long *sum_s,
- unsigned long *sum_r,
- unsigned long *sum_sq_s,
- unsigned long *sum_sq_r,
- unsigned long *sum_sxr
-)
-{
- int i,j;
- for(i=0;i<8;i++,s+=sp,r+=rp)
- {
- for(j=0;j<8;j++)
- {
- *sum_s += s[j];
- *sum_r += r[j];
- *sum_sq_s += s[j] * s[j];
- *sum_sq_r += r[j] * r[j];
- *sum_sxr += s[j] * r[j];
- }
- }
-}
-
-const static int64_t cc1 = 26634; // (64^2*(.01*255)^2
-const static int64_t cc2 = 239708; // (64^2*(.03*255)^2
-
-static double similarity
-(
- unsigned long sum_s,
- unsigned long sum_r,
- unsigned long sum_sq_s,
- unsigned long sum_sq_r,
- unsigned long sum_sxr,
- int count
-)
-{
- int64_t ssim_n, ssim_d;
- int64_t c1, c2;
-
- //scale the constants by number of pixels
- c1 = (cc1*count*count)>>12;
- c2 = (cc2*count*count)>>12;
-
- ssim_n = (2*sum_s*sum_r+ c1)*((int64_t) 2*count*sum_sxr-
- (int64_t) 2*sum_s*sum_r+c2);
-
- ssim_d = (sum_s*sum_s +sum_r*sum_r+c1)*
- ((int64_t)count*sum_sq_s-(int64_t)sum_s*sum_s +
- (int64_t)count*sum_sq_r-(int64_t) sum_r*sum_r +c2) ;
-
- return ssim_n * 1.0 / ssim_d;
-}
-
-static double ssim_16x16(unsigned char *s,int sp, unsigned char *r,int rp)
-{
- unsigned long sum_s=0,sum_r=0,sum_sq_s=0,sum_sq_r=0,sum_sxr=0;
- vp8_ssim_parms_16x16(s, sp, r, rp, &sum_s, &sum_r, &sum_sq_s, &sum_sq_r, &sum_sxr);
- return similarity(sum_s, sum_r, sum_sq_s, sum_sq_r, sum_sxr, 256);
-}
-static double ssim_8x8(unsigned char *s,int sp, unsigned char *r,int rp)
-{
- unsigned long sum_s=0,sum_r=0,sum_sq_s=0,sum_sq_r=0,sum_sxr=0;
- vp8_ssim_parms_8x8(s, sp, r, rp, &sum_s, &sum_r, &sum_sq_s, &sum_sq_r, &sum_sxr);
- return similarity(sum_s, sum_r, sum_sq_s, sum_sq_r, sum_sxr, 64);
-}
-
-// TODO: (jbb) tried to scale this function such that we may be able to use it
-// for distortion metric in mode selection code ( provided we do a reconstruction)
-long dssim(unsigned char *s,int sp, unsigned char *r,int rp)
-{
- unsigned long sum_s=0,sum_r=0,sum_sq_s=0,sum_sq_r=0,sum_sxr=0;
- int64_t ssim3;
- int64_t ssim_n1,ssim_n2;
- int64_t ssim_d1,ssim_d2;
- int64_t ssim_t1,ssim_t2;
- int64_t c1, c2;
-
- // normalize by 256/64
- c1 = cc1*16;
- c2 = cc2*16;
-
- vp8_ssim_parms_16x16(s, sp, r, rp, &sum_s, &sum_r, &sum_sq_s, &sum_sq_r, &sum_sxr);
- ssim_n1 = (2*sum_s*sum_r+ c1);
-
- ssim_n2 =((int64_t) 2*256*sum_sxr-(int64_t) 2*sum_s*sum_r+c2);
-
- ssim_d1 =((int64_t)sum_s*sum_s +(int64_t)sum_r*sum_r+c1);
-
- ssim_d2 = (256 * (int64_t) sum_sq_s-(int64_t) sum_s*sum_s +
- (int64_t) 256*sum_sq_r-(int64_t) sum_r*sum_r +c2) ;
-
- ssim_t1 = 256 - 256 * ssim_n1 / ssim_d1;
- ssim_t2 = 256 - 256 * ssim_n2 / ssim_d2;
-
- ssim3 = 256 *ssim_t1 * ssim_t2;
- if(ssim3 <0 )
- ssim3=0;
- return (long)( ssim3 );
-}
-
-// We are using a 8x8 moving window with starting location of each 8x8 window
-// on the 4x4 pixel grid. Such arrangement allows the windows to overlap
-// block boundaries to penalize blocking artifacts.
-double vp8_ssim2
-(
- unsigned char *img1,
- unsigned char *img2,
- int stride_img1,
- int stride_img2,
- int width,
- int height
-)
-{
- int i,j;
- int samples =0;
- double ssim_total=0;
-
- // sample point start with each 4x4 location
- for(i=0; i < height-8; i+=4, img1 += stride_img1*4, img2 += stride_img2*4)
- {
- for(j=0; j < width-8; j+=4 )
- {
- double v = ssim_8x8(img1+j, stride_img1, img2+j, stride_img2);
- ssim_total += v;
- samples++;
- }
- }
- ssim_total /= samples;
- return ssim_total;
-}
-double vp8_calc_ssim
-(
- YV12_BUFFER_CONFIG *source,
- YV12_BUFFER_CONFIG *dest,
- int lumamask,
- double *weight
-)
-{
- double a, b, c;
- double ssimv;
-
- a = vp8_ssim2(source->y_buffer, dest->y_buffer,
- source->y_stride, dest->y_stride, source->y_width,
- source->y_height);
-
- b = vp8_ssim2(source->u_buffer, dest->u_buffer,
- source->uv_stride, dest->uv_stride, source->uv_width,
- source->uv_height);
-
- c = vp8_ssim2(source->v_buffer, dest->v_buffer,
- source->uv_stride, dest->uv_stride, source->uv_width,
- source->uv_height);
-
- ssimv = a * .8 + .1 * (b + c);
-
- *weight = 1;
-
- return ssimv;
-}
-
-double vp8_calc_ssimg
-(
- YV12_BUFFER_CONFIG *source,
- YV12_BUFFER_CONFIG *dest,
- double *ssim_y,
- double *ssim_u,
- double *ssim_v
-)
-{
- double ssim_all = 0;
- double a, b, c;
-
- a = vp8_ssim2(source->y_buffer, dest->y_buffer,
- source->y_stride, dest->y_stride, source->y_width,
- source->y_height);
-
- b = vp8_ssim2(source->u_buffer, dest->u_buffer,
- source->uv_stride, dest->uv_stride, source->uv_width,
- source->uv_height);
-
- c = vp8_ssim2(source->v_buffer, dest->v_buffer,
- source->uv_stride, dest->uv_stride, source->uv_width,
- source->uv_height);
- *ssim_y = a;
- *ssim_u = b;
- *ssim_v = c;
- ssim_all = (a * 4 + b + c) /6;
-
- return ssim_all;
-}
--- a/vp8/encoder/x86/ssim_opt_x86_64.asm
+++ /dev/null
@@ -1,216 +1,0 @@
-;
-; Copyright (c) 2010 The WebM project authors. All Rights Reserved.
-;
-; Use of this source code is governed by a BSD-style license
-; that can be found in the LICENSE file in the root of the source
-; tree. An additional intellectual property rights grant can be found
-; in the file PATENTS. All contributing project authors may
-; be found in the AUTHORS file in the root of the source tree.
-;
-
-%include "vpx_ports/x86_abi_support.asm"
-
-; tabulate_ssim - sums sum_s,sum_r,sum_sq_s,sum_sq_r, sum_sxr
-%macro TABULATE_SSIM 0
- paddusw xmm15, xmm3 ; sum_s
- paddusw xmm14, xmm4 ; sum_r
- movdqa xmm1, xmm3
- pmaddwd xmm1, xmm1
- paddd xmm13, xmm1 ; sum_sq_s
- movdqa xmm2, xmm4
- pmaddwd xmm2, xmm2
- paddd xmm12, xmm2 ; sum_sq_r
- pmaddwd xmm3, xmm4
- paddd xmm11, xmm3 ; sum_sxr
-%endmacro
-
-; Sum across the register %1 starting with q words
-%macro SUM_ACROSS_Q 1
- movdqa xmm2,%1
- punpckldq %1,xmm0
- punpckhdq xmm2,xmm0
- paddq %1,xmm2
- movdqa xmm2,%1
- punpcklqdq %1,xmm0
- punpckhqdq xmm2,xmm0
- paddq %1,xmm2
-%endmacro
-
-; Sum across the register %1 starting with q words
-%macro SUM_ACROSS_W 1
- movdqa xmm1, %1
- punpcklwd %1,xmm0
- punpckhwd xmm1,xmm0
- paddd %1, xmm1
- SUM_ACROSS_Q %1
-%endmacro
-;void ssim_parms_sse2(
-; unsigned char *s,
-; int sp,
-; unsigned char *r,
-; int rp
-; unsigned long *sum_s,
-; unsigned long *sum_r,
-; unsigned long *sum_sq_s,
-; unsigned long *sum_sq_r,
-; unsigned long *sum_sxr);
-;
-; TODO: Use parm passing through structure, probably don't need the pxors
-; ( calling app will initialize to 0 ) could easily fit everything in sse2
-; without too much hastle, and can probably do better estimates with psadw
-; or pavgb At this point this is just meant to be first pass for calculating
-; all the parms needed for 16x16 ssim so we can play with dssim as distortion
-; in mode selection code.
-global sym(vp8_ssim_parms_16x16_sse2) PRIVATE
-sym(vp8_ssim_parms_16x16_sse2):
- push rbp
- mov rbp, rsp
- SHADOW_ARGS_TO_STACK 9
- SAVE_XMM 15
- push rsi
- push rdi
- ; end prolog
-
- mov rsi, arg(0) ;s
- mov rcx, arg(1) ;sp
- mov rdi, arg(2) ;r
- mov rax, arg(3) ;rp
-
- pxor xmm0, xmm0
- pxor xmm15,xmm15 ;sum_s
- pxor xmm14,xmm14 ;sum_r
- pxor xmm13,xmm13 ;sum_sq_s
- pxor xmm12,xmm12 ;sum_sq_r
- pxor xmm11,xmm11 ;sum_sxr
-
- mov rdx, 16 ;row counter
-.NextRow:
-
- ;grab source and reference pixels
- movdqu xmm5, [rsi]
- movdqu xmm6, [rdi]
- movdqa xmm3, xmm5
- movdqa xmm4, xmm6
- punpckhbw xmm3, xmm0 ; high_s
- punpckhbw xmm4, xmm0 ; high_r
-
- TABULATE_SSIM
-
- movdqa xmm3, xmm5
- movdqa xmm4, xmm6
- punpcklbw xmm3, xmm0 ; low_s
- punpcklbw xmm4, xmm0 ; low_r
-
- TABULATE_SSIM
-
- add rsi, rcx ; next s row
- add rdi, rax ; next r row
-
- dec rdx ; counter
- jnz .NextRow
-
- SUM_ACROSS_W xmm15
- SUM_ACROSS_W xmm14
- SUM_ACROSS_Q xmm13
- SUM_ACROSS_Q xmm12
- SUM_ACROSS_Q xmm11
-
- mov rdi,arg(4)
- movd [rdi], xmm15;
- mov rdi,arg(5)
- movd [rdi], xmm14;
- mov rdi,arg(6)
- movd [rdi], xmm13;
- mov rdi,arg(7)
- movd [rdi], xmm12;
- mov rdi,arg(8)
- movd [rdi], xmm11;
-
- ; begin epilog
- pop rdi
- pop rsi
- RESTORE_XMM
- UNSHADOW_ARGS
- pop rbp
- ret
-
-;void ssim_parms_sse2(
-; unsigned char *s,
-; int sp,
-; unsigned char *r,
-; int rp
-; unsigned long *sum_s,
-; unsigned long *sum_r,
-; unsigned long *sum_sq_s,
-; unsigned long *sum_sq_r,
-; unsigned long *sum_sxr);
-;
-; TODO: Use parm passing through structure, probably don't need the pxors
-; ( calling app will initialize to 0 ) could easily fit everything in sse2
-; without too much hastle, and can probably do better estimates with psadw
-; or pavgb At this point this is just meant to be first pass for calculating
-; all the parms needed for 16x16 ssim so we can play with dssim as distortion
-; in mode selection code.
-global sym(vp8_ssim_parms_8x8_sse2) PRIVATE
-sym(vp8_ssim_parms_8x8_sse2):
- push rbp
- mov rbp, rsp
- SHADOW_ARGS_TO_STACK 9
- SAVE_XMM 15
- push rsi
- push rdi
- ; end prolog
-
- mov rsi, arg(0) ;s
- mov rcx, arg(1) ;sp
- mov rdi, arg(2) ;r
- mov rax, arg(3) ;rp
-
- pxor xmm0, xmm0
- pxor xmm15,xmm15 ;sum_s
- pxor xmm14,xmm14 ;sum_r
- pxor xmm13,xmm13 ;sum_sq_s
- pxor xmm12,xmm12 ;sum_sq_r
- pxor xmm11,xmm11 ;sum_sxr
-
- mov rdx, 8 ;row counter
-.NextRow:
-
- ;grab source and reference pixels
- movq xmm3, [rsi]
- movq xmm4, [rdi]
- punpcklbw xmm3, xmm0 ; low_s
- punpcklbw xmm4, xmm0 ; low_r
-
- TABULATE_SSIM
-
- add rsi, rcx ; next s row
- add rdi, rax ; next r row
-
- dec rdx ; counter
- jnz .NextRow
-
- SUM_ACROSS_W xmm15
- SUM_ACROSS_W xmm14
- SUM_ACROSS_Q xmm13
- SUM_ACROSS_Q xmm12
- SUM_ACROSS_Q xmm11
-
- mov rdi,arg(4)
- movd [rdi], xmm15;
- mov rdi,arg(5)
- movd [rdi], xmm14;
- mov rdi,arg(6)
- movd [rdi], xmm13;
- mov rdi,arg(7)
- movd [rdi], xmm12;
- mov rdi,arg(8)
- movd [rdi], xmm11;
-
- ; begin epilog
- pop rdi
- pop rsi
- RESTORE_XMM
- UNSHADOW_ARGS
- pop rbp
- ret
--- a/vp8/vp8cx.mk
+++ b/vp8/vp8cx.mk
@@ -65,7 +65,6 @@
VP8_CX_SRCS-yes += encoder/rdopt.c
VP8_CX_SRCS-yes += encoder/segmentation.c
VP8_CX_SRCS-yes += encoder/segmentation.h
-VP8_CX_SRCS-$(CONFIG_INTERNAL_STATS) += encoder/ssim.c
VP8_CX_SRCS-yes += encoder/tokenize.c
VP8_CX_SRCS-yes += encoder/dct_value_cost.h
VP8_CX_SRCS-yes += encoder/dct_value_tokens.h
@@ -97,7 +96,6 @@
VP8_CX_SRCS-$(HAVE_SSE2) += encoder/x86/vp8_enc_stubs_sse2.c
VP8_CX_SRCS-$(ARCH_X86)$(ARCH_X86_64) += encoder/x86/quantize_mmx.asm
VP8_CX_SRCS-$(ARCH_X86)$(ARCH_X86_64) += encoder/x86/encodeopt.asm
-VP8_CX_SRCS-$(ARCH_X86_64) += encoder/x86/ssim_opt_x86_64.asm
ifeq ($(CONFIG_REALTIME_ONLY),yes)
VP8_CX_SRCS_REMOVE-$(HAVE_SSE2) += encoder/x86/temporal_filter_apply_sse2.asm