ffmpeg/FFmpeg
1
0
Fork 0
mirror of https://git.ffmpeg.org/ffmpeg.git synced 2024-10-18 12:33:27 +00:00
Code Issues Packages Projects Releases Wiki Activity

lavc/idctdsp: improve R-V V put_signed_pixels_clamped

Browse Source 
This follows the same idea as with pixblockdsp, but applied at the
other end, whilst writing data at the end of the function.
This commit is contained in:
Rémi Denis-Courmont 2023-10-27 21:49:20 +03:00
parent 3ea2310e89
commit 600c6f1b55
1 changed files with 9 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
libavcodec/riscv/idctdsp_rvv.S
View File

@ -42,24 +42,15 @@ func ff_put_pixels_clamped_rvv, zve32x
ret
endfunc
func ff_put_signed_pixels_clamped_rvv, zve32x
vsetivli zero, 8, e16, m1, ta, ma
vlseg8e16.v v24, (a0)
li t1, 128
vsetivli zero, 8, e8, mf2, ta, ma
vnclip.wi v16, v24, 0
vnclip.wi v17, v25, 0
vnclip.wi v18, v26, 0
vnclip.wi v19, v27, 0
vnclip.wi v20, v28, 0
vnclip.wi v21, v29, 0
vnclip.wi v22, v30, 0
vnclip.wi v23, v31, 0
vsetvli t0, zero, e8, m8, ta, ma
vadd.vx v16, v16, t1
vsetivli zero, 8, e8, mf2, ta, ma
vssseg8e8.v v16, (a1), a2
func ff_put_signed_pixels_clamped_rvv, zve64x
li t0, 8 * 8
vsetvli zero, t0, e8, m4, ta, ma
vle16.v v24, (a0)
li t1, 128
vnclip.wi v16, v24, 0
vadd.vx v16, v16, t1
vsetivli zero, 8, e8, mf2, ta, ma
vsse64.v v16, (a1), a2
ret
endfunc