diff options
Diffstat (limited to 'libswscale/arm/yuv2rgb_neon.S')
| -rw-r--r-- | libswscale/arm/yuv2rgb_neon.S | 156 |
1 files changed, 33 insertions, 123 deletions
diff --git a/libswscale/arm/yuv2rgb_neon.S b/libswscale/arm/yuv2rgb_neon.S index 829e1b65b8..f40327bc11 100644 --- a/libswscale/arm/yuv2rgb_neon.S +++ b/libswscale/arm/yuv2rgb_neon.S @@ -22,7 +22,7 @@ #include "libavutil/arm/asm.S" -.macro compute_premult_16 half_u1, half_u2, half_v1, half_v2 +.macro compute_premult half_u1, half_u2, half_v1, half_v2 vmov d2, \half_u1 @ copy left q14 to left q1 vmov d3, \half_u1 @ copy left q14 to right q1 vmov d4, \half_u2 @ copy right q14 to left q2 @@ -49,56 +49,22 @@ vmul.s16 q13, q2, d1[3] @ U * u2b (right, blue) .endm -.macro compute_premult_32 half_u half_v - vmov d2, \half_u @ copy left q14 to left q1 - vmov d3, \half_u @ copy left q14 to right q1 - vmov d4, \half_v @ copy left q15 to left q2 - vmov d5, \half_v @ copy left q15 to right q2 - - vzip.16 d2, d3 @ U1U1U2U2U3U3U4U4 - vzip.16 d4, d5 @ V1V1V2V2V3V3V4V4 - - vmull.s16 q8, d4, d1[0] @ V * v2r (left, red) - vmull.s16 q9, d5, d1[0] @ V * v2r (right, red) - vmull.s16 q10, d2, d1[1] @ U * u2g - vmull.s16 q11, d3, d1[1] @ U * u2g - vmlal.s16 q10, d4, d1[2] @ U * u2g + V * v2g (left, green) - vmlal.s16 q11, d5, d1[2] @ U * u2g + V * v2g (right, green) - vmull.s16 q12, d2, d1[3] @ U * u2b (left, blue) - vmull.s16 q13, d3, d1[3] @ U * u2b (right, blue) -.endm - -.macro compute_color_16 dst_comp1 dst_comp2 pre1 pre2 +.macro compute_color dst_comp1 dst_comp2 pre1 pre2 vadd.s16 q1, q14, \pre1 vadd.s16 q2, q15, \pre2 vqrshrun.s16 \dst_comp1, q1, #6 vqrshrun.s16 \dst_comp2, q2, #6 .endm -.macro compute_color_32 dst_comp pre1 pre2 - vadd.s32 q3, q1, \pre1 - vadd.s32 q4, q2, \pre2 - vqrshrun.s32 d10, q3, #13 - vqrshrun.s32 d11, q4, #13 @ q5 = ({q3,q4} + (1<<12)) >> 13 - vqmovn.u16 \dst_comp, q5 @ saturate 16bit -> 8bit -.endm - -.macro compute_rgba_16 r1 r2 g1 g2 b1 b2 a1 a2 - compute_color_16 \r1, \r2, q8, q9 - compute_color_16 \g1, \g2, q10, q11 - compute_color_16 \b1, \b2, q12, q13 +.macro compute_rgba r1 r2 g1 g2 b1 b2 a1 a2 + compute_color \r1, \r2, q8, q9 + compute_color \g1, \g2, q10, q11 + compute_color \b1, \b2, q12, q13 vmov.u8 \a1, #255 vmov.u8 \a2, #255 .endm -.macro compute_rgba_32 r g b a - compute_color_32 \r, q8, q9 - compute_color_32 \g, q10, q11 - compute_color_32 \b, q12, q13 - vmov.u8 \a, #255 -.endm - -.macro compute_16px_16 dst y0 y1 ofmt +.macro compute_16px dst y0 y1 ofmt vmovl.u8 q14, \y0 @ 8px of y vmovl.u8 q15, \y1 @ 8px of y @@ -114,91 +80,39 @@ .ifc \ofmt,argb - compute_rgba_16 d7, d11, d8, d12, d9, d13, d6, d10 + compute_rgba d7, d11, d8, d12, d9, d13, d6, d10 .endif .ifc \ofmt,rgba - compute_rgba_16 d6, d10, d7, d11, d8, d12, d9, d13 + compute_rgba d6, d10, d7, d11, d8, d12, d9, d13 .endif .ifc \ofmt,abgr - compute_rgba_16 d9, d13, d8, d12, d7, d11, d6, d10 + compute_rgba d9, d13, d8, d12, d7, d11, d6, d10 .endif .ifc \ofmt,bgra - compute_rgba_16 d8, d12, d7, d11, d6, d10, d9, d13 + compute_rgba d8, d12, d7, d11, d6, d10, d9, d13 .endif vst4.8 {q3, q4}, [\dst,:128]! vst4.8 {q5, q6}, [\dst,:128]! .endm -.macro compute_8px_32 dst half_y ofmt - vmovl.u8 q7, \half_y @ 8px of Y - vdup.16 q5, r9 - vsub.s16 q7, q5 - vmull.s16 q1, d14, d0 @ q1 = (srcY - y_offset) * y_coeff (left) - vmull.s16 q2, d15, d0 @ q2 = (srcY - y_offset) * y_coeff (right) - -.ifc \ofmt,argb - compute_rgba_32 d13, d14, d15, d12 -.endif - -.ifc \ofmt,rgba - compute_rgba_32 d12, d13, d14, d15 -.endif - -.ifc \ofmt,abgr - compute_rgba_32 d15, d14, d13, d12 -.endif - -.ifc \ofmt,bgra - compute_rgba_32 d14, d13, d12, d15 -.endif - - vst4.8 {q6, q7}, [\dst,:128]! -.endm - -.macro process_1l_16px_16 ofmt - compute_premult_16 d28, d29, d30, d31 +.macro process_1l_16px ofmt + compute_premult d28, d29, d30, d31 vld1.8 {q7}, [r4]! - compute_16px_16 r2, d14, d15, \ofmt + compute_16px r2, d14, d15, \ofmt .endm -.macro process_1l_16px_32 ofmt - compute_premult_32 d28, d30 - vld1.8 {q7}, [r4]! - vmov d28, d15 @ save right of the line of luma for later use - compute_8px_32 r2, d14, \ofmt - - compute_premult_32 d29, d31 - compute_8px_32 r2, d28, \ofmt -.endm - -.macro process_2l_16px_16 ofmt - compute_premult_16 d28, d29, d30, d31 - - vld1.8 {q7}, [r4]! @ first line of luma - compute_16px_16 r2, d14, d15, \ofmt - - vld1.8 {q7}, [r12]! @ second line of luma - compute_16px_16 r11, d14, d15, \ofmt -.endm - -.macro process_2l_16px_32 ofmt - compute_premult_32 d28, d30 +.macro process_2l_16px ofmt + compute_premult d28, d29, d30, d31 vld1.8 {q7}, [r4]! @ first line of luma - vmov d28, d15 @ save right of the first line of luma for later use - compute_8px_32 r2, d14, \ofmt + compute_16px r2, d14, d15, \ofmt vld1.8 {q7}, [r12]! @ second line of luma - vmov d30, d15 @ save right of the second line of luma for later use - compute_8px_32 r11, d14, \ofmt - - compute_premult_32 d29, d31 - compute_8px_32 r2, d28, \ofmt - compute_8px_32 r11, d30, \ofmt + compute_16px r11, d14, d15, \ofmt .endm .macro load_args_nvx @@ -266,8 +180,8 @@ ldr r10,[sp, #120] @ r10 = srcV .endm -.macro declare_func ifmt ofmt precision -function ff_\ifmt\()_to_\ofmt\()_neon_\precision\(), export=1 +.macro declare_func ifmt ofmt +function ff_\ifmt\()_to_\ofmt\()_neon, export=1 .ifc \ifmt,nv12 load_args_nvx @@ -301,7 +215,7 @@ function ff_\ifmt\()_to_\ofmt\()_neon_\precision\(), export=1 vsubl.u8 q14, d2, d10 @ q14 = U - 128 vsubl.u8 q15, d3, d10 @ q15 = V - 128 - process_2l_16px_\precision \ofmt + process_2l_16px \ofmt .endif .ifc \ifmt,nv21 @@ -311,7 +225,7 @@ function ff_\ifmt\()_to_\ofmt\()_neon_\precision\(), export=1 vsubl.u8 q14, d3, d10 @ q14 = U - 128 vsubl.u8 q15, d2, d10 @ q15 = V - 128 - process_2l_16px_\precision \ofmt + process_2l_16px \ofmt .endif .ifc \ifmt,yuv420p @@ -323,7 +237,7 @@ function ff_\ifmt\()_to_\ofmt\()_neon_\precision\(), export=1 vsubl.u8 q14, d2, d10 @ q14 = U - 128 vsubl.u8 q15, d3, d10 @ q15 = V - 128 - process_2l_16px_\precision \ofmt + process_2l_16px \ofmt .endif .ifc \ifmt,yuv422p @@ -334,7 +248,7 @@ function ff_\ifmt\()_to_\ofmt\()_neon_\precision\(), export=1 vsubl.u8 q14, d2, d10 @ q14 = U - 128 vsubl.u8 q15, d3, d10 @ q15 = V - 128 - process_1l_16px_\precision \ofmt + process_1l_16px \ofmt .endif subs r8, r8, #16 @ width -= 16 @@ -390,18 +304,14 @@ function ff_\ifmt\()_to_\ofmt\()_neon_\precision\(), export=1 endfunc .endm -.macro declare_rgb_funcs ifmt precision - declare_func \ifmt, argb, \precision - declare_func \ifmt, rgba, \precision - declare_func \ifmt, abgr, \precision - declare_func \ifmt, bgra, \precision +.macro declare_rgb_funcs ifmt + declare_func \ifmt, argb + declare_func \ifmt, rgba + declare_func \ifmt, abgr + declare_func \ifmt, bgra .endm -declare_rgb_funcs nv12, 16 -declare_rgb_funcs nv21, 16 -declare_rgb_funcs nv12, 32 -declare_rgb_funcs nv21, 32 -declare_rgb_funcs yuv420p, 16 -declare_rgb_funcs yuv420p, 32 -declare_rgb_funcs yuv422p, 16 -declare_rgb_funcs yuv422p, 32 +declare_rgb_funcs nv12 +declare_rgb_funcs nv21 +declare_rgb_funcs yuv420p +declare_rgb_funcs yuv422p |