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author | Rémi Denis-Courmont <remi@remlab.net> | 2023-10-01 20:59:50 +0300 |
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committer | Rémi Denis-Courmont <remi@remlab.net> | 2023-10-03 22:53:20 +0300 |
commit | 19baf4e0099bdb895e6a2a9f36bf1d07a4c4d8a0 (patch) | |
tree | 95b0cd8c7f0ed1032b38d1e331bae71916eb140e /libswscale | |
parent | ede3215115eddc2f1609662b77db82af575070eb (diff) | |
download | ffmpeg-19baf4e0099bdb895e6a2a9f36bf1d07a4c4d8a0.tar.gz |
swscale/rgb2rgb: R-V V deinterleaveBytes
Diffstat (limited to 'libswscale')
-rw-r--r-- | libswscale/riscv/rgb2rgb_rvv.S | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/libswscale/riscv/rgb2rgb_rvv.S b/libswscale/riscv/rgb2rgb_rvv.S index 71e8fac6f3..671089c842 100644 --- a/libswscale/riscv/rgb2rgb_rvv.S +++ b/libswscale/riscv/rgb2rgb_rvv.S @@ -100,6 +100,32 @@ func ff_interleave_bytes_rvv, zve32x ret endfunc +func ff_deinterleave_bytes_rvv, zve32x +1: + mv t0, a0 + mv t1, a1 + mv t2, a2 + mv t3, a3 + addi a4, a4, -1 +2: + vsetvli t4, t3, e8, m4, ta, ma + sub t3, t3, t4 + vlseg2e8.v v8, (t0) + sh1add t0, t4, t0 + vse8.v v8, (t1) + add t1, t4, t1 + vse8.v v12, (t2) + add t2, t4, t2 + bnez t3, 2b + + add a0, a0, a5 + add a1, a1, a6 + add a2, a2, a7 + bnez a4, 1b + + ret +endfunc + .macro yuy2_to_i422p y_shift addi a4, a4, 1 lw t6, (sp) |