Adding upstream version 110.0.1.upstream/110.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 1076 insertions, 0 deletions

diff --git a/media/ffvpx/libavcodec/aarch64/h264dsp_neon.S b/media/ffvpx/libavcodec/aarch64/h264dsp_neon.S
new file mode 100644
index 0000000000..ea221e6862
--- /dev/null
+++ b/media/ffvpx/libavcodec/aarch64/h264dsp_neon.S
@@ -0,0 +1,1076 @@
+/*
+ * Copyright (c) 2008 Mans Rullgard <mans@mansr.com>
+ * Copyright (c) 2013 Janne Grunau <janne-libav@jannau.net>
+ * Copyright (c) 2014 Janne Grunau <janne-libav@jannau.net>
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "libavutil/aarch64/asm.S"
+#include "neon.S"
+
+.macro  h264_loop_filter_start
+        cmp             w2,  #0
+        ldr             w6,  [x4]
+        ccmp            w3,  #0, #0, ne
+        mov             v24.S[0], w6
+        and             w8,  w6,  w6,  lsl #16
+        b.eq            1f
+        ands            w8,  w8,  w8,  lsl #8
+        b.ge            2f
+1:
+        ret
+2:
+.endm
+
+.macro  h264_loop_filter_luma
+        dup             v22.16B, w2                     // alpha
+        uxtl            v24.8H,  v24.8B
+        uabd            v21.16B, v16.16B, v0.16B        // abs(p0 - q0)
+        uxtl            v24.4S,  v24.4H
+        uabd            v28.16B, v18.16B, v16.16B       // abs(p1 - p0)
+        sli             v24.8H,  v24.8H,  #8
+        uabd            v30.16B, v2.16B,  v0.16B        // abs(q1 - q0)
+        sli             v24.4S,  v24.4S,  #16
+        cmhi            v21.16B, v22.16B, v21.16B       // < alpha
+        dup             v22.16B, w3                     // beta
+        cmlt            v23.16B, v24.16B, #0
+        cmhi            v28.16B, v22.16B, v28.16B       // < beta
+        cmhi            v30.16B, v22.16B, v30.16B       // < beta
+        bic             v21.16B, v21.16B, v23.16B
+        uabd            v17.16B, v20.16B, v16.16B       // abs(p2 - p0)
+        and             v21.16B, v21.16B, v28.16B
+        uabd            v19.16B,  v4.16B,  v0.16B       // abs(q2 - q0)
+        and             v21.16B, v21.16B, v30.16B      // < beta
+        shrn            v30.8b,  v21.8h,  #4
+        mov             x7, v30.d[0]
+        cmhi            v17.16B, v22.16B, v17.16B       // < beta
+        cmhi            v19.16B, v22.16B, v19.16B       // < beta
+        cbz             x7,  9f
+        and             v17.16B, v17.16B, v21.16B
+        and             v19.16B, v19.16B, v21.16B
+        and             v24.16B, v24.16B, v21.16B
+        urhadd          v28.16B, v16.16B,  v0.16B
+        sub             v21.16B, v24.16B, v17.16B
+        uqadd           v23.16B, v18.16B, v24.16B
+        uhadd           v20.16B, v20.16B, v28.16B
+        sub             v21.16B, v21.16B, v19.16B
+        uhadd           v28.16B,  v4.16B, v28.16B
+        umin            v23.16B, v23.16B, v20.16B
+        uqsub           v22.16B, v18.16B, v24.16B
+        uqadd           v4.16B,   v2.16B, v24.16B
+        umax            v23.16B, v23.16B, v22.16B
+        uqsub           v22.16B,  v2.16B, v24.16B
+        umin            v28.16B,  v4.16B, v28.16B
+        uxtl            v4.8H,    v0.8B
+        umax            v28.16B, v28.16B, v22.16B
+        uxtl2           v20.8H,   v0.16B
+        usubw           v4.8H,    v4.8H,  v16.8B
+        usubw2          v20.8H,  v20.8H,  v16.16B
+        shl             v4.8H,    v4.8H,  #2
+        shl             v20.8H,  v20.8H,  #2
+        uaddw           v4.8H,    v4.8H,  v18.8B
+        uaddw2          v20.8H,  v20.8H,  v18.16B
+        usubw           v4.8H,    v4.8H,   v2.8B
+        usubw2          v20.8H,  v20.8H,   v2.16B
+        rshrn           v4.8B,    v4.8H,  #3
+        rshrn2          v4.16B,  v20.8H,  #3
+        bsl             v17.16B, v23.16B, v18.16B
+        bsl             v19.16B, v28.16B,  v2.16B
+        neg             v23.16B, v21.16B
+        uxtl            v28.8H,  v16.8B
+        smin            v4.16B,   v4.16B, v21.16B
+        uxtl2           v21.8H,  v16.16B
+        smax            v4.16B,   v4.16B, v23.16B
+        uxtl            v22.8H,   v0.8B
+        uxtl2           v24.8H,   v0.16B
+        saddw           v28.8H,  v28.8H,  v4.8B
+        saddw2          v21.8H,  v21.8H,  v4.16B
+        ssubw           v22.8H,  v22.8H,  v4.8B
+        ssubw2          v24.8H,  v24.8H,  v4.16B
+        sqxtun          v16.8B,  v28.8H
+        sqxtun2         v16.16B, v21.8H
+        sqxtun          v0.8B,   v22.8H
+        sqxtun2         v0.16B,  v24.8H
+.endm
+
+function ff_h264_v_loop_filter_luma_neon, export=1
+        h264_loop_filter_start
+
+        ld1             {v0.16B},  [x0], x1
+        ld1             {v2.16B},  [x0], x1
+        ld1             {v4.16B},  [x0], x1
+        sub             x0,  x0,  x1, lsl #2
+        sub             x0,  x0,  x1, lsl #1
+        ld1             {v20.16B},  [x0], x1
+        ld1             {v18.16B},  [x0], x1
+        ld1             {v16.16B},  [x0], x1
+
+        h264_loop_filter_luma
+
+        sub             x0,  x0,  x1, lsl #1
+        st1             {v17.16B},  [x0], x1
+        st1             {v16.16B}, [x0], x1
+        st1             {v0.16B},  [x0], x1
+        st1             {v19.16B}, [x0]
+9:
+        ret
+endfunc
+
+function ff_h264_h_loop_filter_luma_neon, export=1
+        h264_loop_filter_start
+
+        sub             x0,  x0,  #4
+        ld1             {v6.8B},  [x0], x1
+        ld1             {v20.8B}, [x0], x1
+        ld1             {v18.8B}, [x0], x1
+        ld1             {v16.8B}, [x0], x1
+        ld1             {v0.8B},  [x0], x1
+        ld1             {v2.8B},  [x0], x1
+        ld1             {v4.8B},  [x0], x1
+        ld1             {v26.8B}, [x0], x1
+        ld1             {v6.D}[1],  [x0], x1
+        ld1             {v20.D}[1], [x0], x1
+        ld1             {v18.D}[1], [x0], x1
+        ld1             {v16.D}[1], [x0], x1
+        ld1             {v0.D}[1],  [x0], x1
+        ld1             {v2.D}[1],  [x0], x1
+        ld1             {v4.D}[1],  [x0], x1
+        ld1             {v26.D}[1], [x0], x1
+
+        transpose_8x16B v6, v20, v18, v16, v0, v2, v4, v26, v21, v23
+
+        h264_loop_filter_luma
+
+        transpose_4x16B v17, v16, v0, v19, v21, v23, v25, v27
+
+        sub             x0,  x0,  x1, lsl #4
+        add             x0,  x0,  #2
+        st1             {v17.S}[0],  [x0], x1
+        st1             {v16.S}[0], [x0], x1
+        st1             {v0.S}[0],  [x0], x1
+        st1             {v19.S}[0], [x0], x1
+        st1             {v17.S}[1],  [x0], x1
+        st1             {v16.S}[1], [x0], x1
+        st1             {v0.S}[1],  [x0], x1
+        st1             {v19.S}[1], [x0], x1
+        st1             {v17.S}[2],  [x0], x1
+        st1             {v16.S}[2], [x0], x1
+        st1             {v0.S}[2],  [x0], x1
+        st1             {v19.S}[2], [x0], x1
+        st1             {v17.S}[3],  [x0], x1
+        st1             {v16.S}[3], [x0], x1
+        st1             {v0.S}[3],  [x0], x1
+        st1             {v19.S}[3], [x0], x1
+9:
+        ret
+endfunc
+
+
+.macro h264_loop_filter_start_intra
+        orr             w4,  w2,  w3
+        cbnz            w4,  1f
+        ret
+1:
+        dup             v30.16b, w2                // alpha
+        dup             v31.16b, w3                // beta
+.endm
+
+.macro h264_loop_filter_luma_intra
+        uabd            v16.16b, v7.16b,  v0.16b        // abs(p0 - q0)
+        uabd            v17.16b, v6.16b,  v7.16b        // abs(p1 - p0)
+        uabd            v18.16b, v1.16b,  v0.16b        // abs(q1 - q0)
+        cmhi            v19.16b, v30.16b, v16.16b       // < alpha
+        cmhi            v17.16b, v31.16b, v17.16b       // < beta
+        cmhi            v18.16b, v31.16b, v18.16b       // < beta
+
+        movi            v29.16b, #2
+        ushr            v30.16b, v30.16b, #2            // alpha >> 2
+        add             v30.16b, v30.16b, v29.16b       // (alpha >> 2) + 2
+        cmhi            v16.16b, v30.16b, v16.16b       // < (alpha >> 2) + 2
+
+        and             v19.16b, v19.16b, v17.16b
+        and             v19.16b, v19.16b, v18.16b
+        shrn            v20.8b,  v19.8h,  #4
+        mov             x4, v20.d[0]
+        cbz             x4, 9f
+
+        ushll           v20.8h,  v6.8b,   #1
+        ushll           v22.8h,  v1.8b,   #1
+        ushll2          v21.8h,  v6.16b,  #1
+        ushll2          v23.8h,  v1.16b,  #1
+        uaddw           v20.8h,  v20.8h,  v7.8b
+        uaddw           v22.8h,  v22.8h,  v0.8b
+        uaddw2          v21.8h,  v21.8h,  v7.16b
+        uaddw2          v23.8h,  v23.8h,  v0.16b
+        uaddw           v20.8h,  v20.8h,  v1.8b
+        uaddw           v22.8h,  v22.8h,  v6.8b
+        uaddw2          v21.8h,  v21.8h,  v1.16b
+        uaddw2          v23.8h,  v23.8h,  v6.16b
+
+        rshrn           v24.8b,  v20.8h,  #2 // p0'_1
+        rshrn           v25.8b,  v22.8h,  #2 // q0'_1
+        rshrn2          v24.16b, v21.8h,  #2 // p0'_1
+        rshrn2          v25.16b, v23.8h,  #2 // q0'_1
+
+        uabd            v17.16b, v5.16b,  v7.16b        // abs(p2 - p0)
+        uabd            v18.16b, v2.16b,  v0.16b        // abs(q2 - q0)
+        cmhi            v17.16b, v31.16b, v17.16b       // < beta
+        cmhi            v18.16b, v31.16b, v18.16b       // < beta
+
+        and             v17.16b, v16.16b, v17.16b  // if_2 && if_3
+        and             v18.16b, v16.16b, v18.16b  // if_2 && if_4
+
+        not             v30.16b, v17.16b
+        not             v31.16b, v18.16b
+
+        and             v30.16b, v30.16b, v19.16b  // if_1 && !(if_2 && if_3)
+        and             v31.16b, v31.16b, v19.16b  // if_1 && !(if_2 && if_4)
+
+        and             v17.16b, v19.16b, v17.16b  // if_1 && if_2 && if_3
+        and             v18.16b, v19.16b, v18.16b  // if_1 && if_2 && if_4
+
+        //calc            p, v7, v6, v5, v4, v17, v7, v6, v5, v4
+        uaddl           v26.8h,  v5.8b,   v7.8b
+        uaddl2          v27.8h,  v5.16b,  v7.16b
+        uaddw           v26.8h,  v26.8h,  v0.8b
+        uaddw2          v27.8h,  v27.8h,  v0.16b
+        add             v20.8h,  v20.8h,  v26.8h
+        add             v21.8h,  v21.8h,  v27.8h
+        uaddw           v20.8h,  v20.8h,  v0.8b
+        uaddw2          v21.8h,  v21.8h,  v0.16b
+        rshrn           v20.8b,  v20.8h,  #3 // p0'_2
+        rshrn2          v20.16b, v21.8h,  #3 // p0'_2
+        uaddw           v26.8h,  v26.8h,  v6.8b
+        uaddw2          v27.8h,  v27.8h,  v6.16b
+        rshrn           v21.8b,  v26.8h,  #2 // p1'_2
+        rshrn2          v21.16b, v27.8h,  #2 // p1'_2
+        uaddl           v28.8h,  v4.8b,   v5.8b
+        uaddl2          v29.8h,  v4.16b,  v5.16b
+        shl             v28.8h,  v28.8h,  #1
+        shl             v29.8h,  v29.8h,  #1
+        add             v28.8h,  v28.8h,  v26.8h
+        add             v29.8h,  v29.8h,  v27.8h
+        rshrn           v19.8b,  v28.8h,  #3 // p2'_2
+        rshrn2          v19.16b, v29.8h,  #3 // p2'_2
+
+        //calc            q, v0, v1, v2, v3, v18, v0, v1, v2, v3
+        uaddl           v26.8h,  v2.8b,   v0.8b
+        uaddl2          v27.8h,  v2.16b,  v0.16b
+        uaddw           v26.8h,  v26.8h,  v7.8b
+        uaddw2          v27.8h,  v27.8h,  v7.16b
+        add             v22.8h,  v22.8h,  v26.8h
+        add             v23.8h,  v23.8h,  v27.8h
+        uaddw           v22.8h,  v22.8h,  v7.8b
+        uaddw2          v23.8h,  v23.8h,  v7.16b
+        rshrn           v22.8b,  v22.8h,  #3 // q0'_2
+        rshrn2          v22.16b, v23.8h,  #3 // q0'_2
+        uaddw           v26.8h,  v26.8h,  v1.8b
+        uaddw2          v27.8h,  v27.8h,  v1.16b
+        rshrn           v23.8b,  v26.8h,  #2 // q1'_2
+        rshrn2          v23.16b, v27.8h,  #2 // q1'_2
+        uaddl           v28.8h,  v2.8b,   v3.8b
+        uaddl2          v29.8h,  v2.16b,  v3.16b
+        shl             v28.8h,  v28.8h,  #1
+        shl             v29.8h,  v29.8h,  #1
+        add             v28.8h,  v28.8h,  v26.8h
+        add             v29.8h,  v29.8h,  v27.8h
+        rshrn           v26.8b,  v28.8h,  #3 // q2'_2
+        rshrn2          v26.16b, v29.8h,  #3 // q2'_2
+
+        bit             v7.16b,  v24.16b, v30.16b  // p0'_1
+        bit             v0.16b,  v25.16b, v31.16b  // q0'_1
+        bit             v7.16b,  v20.16b, v17.16b  // p0'_2
+        bit             v6.16b,  v21.16b, v17.16b  // p1'_2
+        bit             v5.16b,  v19.16b, v17.16b  // p2'_2
+        bit             v0.16b,  v22.16b, v18.16b  // q0'_2
+        bit             v1.16b,  v23.16b, v18.16b  // q1'_2
+        bit             v2.16b,  v26.16b, v18.16b  // q2'_2
+.endm
+
+function ff_h264_v_loop_filter_luma_intra_neon, export=1
+        h264_loop_filter_start_intra
+
+        ld1             {v0.16b},  [x0], x1 // q0
+        ld1             {v1.16b},  [x0], x1 // q1
+        ld1             {v2.16b},  [x0], x1 // q2
+        ld1             {v3.16b},  [x0], x1 // q3
+        sub             x0,  x0,  x1, lsl #3
+        ld1             {v4.16b},  [x0], x1 // p3
+        ld1             {v5.16b},  [x0], x1 // p2
+        ld1             {v6.16b},  [x0], x1 // p1
+        ld1             {v7.16b},  [x0]     // p0
+
+        h264_loop_filter_luma_intra
+
+        sub             x0,  x0,  x1, lsl #1
+        st1             {v5.16b}, [x0], x1  // p2
+        st1             {v6.16b}, [x0], x1  // p1
+        st1             {v7.16b}, [x0], x1  // p0
+        st1             {v0.16b}, [x0], x1  // q0
+        st1             {v1.16b}, [x0], x1  // q1
+        st1             {v2.16b}, [x0]      // q2
+9:
+        ret
+endfunc
+
+function ff_h264_h_loop_filter_luma_intra_neon, export=1
+        h264_loop_filter_start_intra
+
+        sub             x0,  x0,  #4
+        ld1             {v4.8b},  [x0], x1
+        ld1             {v5.8b},  [x0], x1
+        ld1             {v6.8b},  [x0], x1
+        ld1             {v7.8b},  [x0], x1
+        ld1             {v0.8b},  [x0], x1
+        ld1             {v1.8b},  [x0], x1
+        ld1             {v2.8b},  [x0], x1
+        ld1             {v3.8b},  [x0], x1
+        ld1             {v4.d}[1],  [x0], x1
+        ld1             {v5.d}[1],  [x0], x1
+        ld1             {v6.d}[1],  [x0], x1
+        ld1             {v7.d}[1],  [x0], x1
+        ld1             {v0.d}[1],  [x0], x1
+        ld1             {v1.d}[1],  [x0], x1
+        ld1             {v2.d}[1],  [x0], x1
+        ld1             {v3.d}[1],  [x0], x1
+
+        transpose_8x16B v4, v5, v6, v7, v0, v1, v2, v3, v21, v23
+
+        h264_loop_filter_luma_intra
+
+        transpose_8x16B v4, v5, v6, v7, v0, v1, v2, v3, v21, v23
+
+        sub             x0,  x0,  x1, lsl #4
+        st1             {v4.8b},  [x0], x1
+        st1             {v5.8b},  [x0], x1
+        st1             {v6.8b},  [x0], x1
+        st1             {v7.8b},  [x0], x1
+        st1             {v0.8b},  [x0], x1
+        st1             {v1.8b},  [x0], x1
+        st1             {v2.8b},  [x0], x1
+        st1             {v3.8b},  [x0], x1
+        st1             {v4.d}[1],  [x0], x1
+        st1             {v5.d}[1],  [x0], x1
+        st1             {v6.d}[1],  [x0], x1
+        st1             {v7.d}[1],  [x0], x1
+        st1             {v0.d}[1],  [x0], x1
+        st1             {v1.d}[1],  [x0], x1
+        st1             {v2.d}[1],  [x0], x1
+        st1             {v3.d}[1],  [x0], x1
+9:
+        ret
+endfunc
+
+.macro  h264_loop_filter_chroma
+        dup             v22.8B, w2              // alpha
+        dup             v23.8B, w3              // beta
+        uxtl            v24.8H, v24.8B
+        uabd            v26.8B, v16.8B, v0.8B   // abs(p0 - q0)
+        uabd            v28.8B, v18.8B, v16.8B  // abs(p1 - p0)
+        uabd            v30.8B, v2.8B,  v0.8B   // abs(q1 - q0)
+        cmhi            v26.8B, v22.8B, v26.8B  // < alpha
+        cmhi            v28.8B, v23.8B, v28.8B  // < beta
+        cmhi            v30.8B, v23.8B, v30.8B  // < beta
+        uxtl            v4.8H,  v0.8B
+        and             v26.8B, v26.8B, v28.8B
+        usubw           v4.8H,  v4.8H,  v16.8B
+        and             v26.8B, v26.8B, v30.8B
+        shl             v4.8H,  v4.8H,  #2
+        mov             x8,  v26.d[0]
+        sli             v24.8H, v24.8H, #8
+        uaddw           v4.8H,  v4.8H,  v18.8B
+        cbz             x8,  9f
+        usubw           v4.8H,  v4.8H,  v2.8B
+        rshrn           v4.8B,  v4.8H,  #3
+        smin            v4.8B,  v4.8B,  v24.8B
+        neg             v25.8B, v24.8B
+        smax            v4.8B,  v4.8B,  v25.8B
+        uxtl            v22.8H, v0.8B
+        and             v4.8B,  v4.8B,  v26.8B
+        uxtl            v28.8H, v16.8B
+        saddw           v28.8H, v28.8H, v4.8B
+        ssubw           v22.8H, v22.8H, v4.8B
+        sqxtun          v16.8B, v28.8H
+        sqxtun          v0.8B,  v22.8H
+.endm
+
+function ff_h264_v_loop_filter_chroma_neon, export=1
+        h264_loop_filter_start
+
+        sub             x0,  x0,  x1, lsl #1
+        ld1             {v18.8B}, [x0], x1
+        ld1             {v16.8B}, [x0], x1
+        ld1             {v0.8B},  [x0], x1
+        ld1             {v2.8B},  [x0]
+
+        h264_loop_filter_chroma
+
+        sub             x0,  x0,  x1, lsl #1
+        st1             {v16.8B}, [x0], x1
+        st1             {v0.8B},  [x0], x1
+9:
+        ret
+endfunc
+
+function ff_h264_h_loop_filter_chroma_neon, export=1
+        h264_loop_filter_start
+
+        sub             x0,  x0,  #2
+h_loop_filter_chroma420:
+        ld1             {v18.S}[0], [x0], x1
+        ld1             {v16.S}[0], [x0], x1
+        ld1             {v0.S}[0],  [x0], x1
+        ld1             {v2.S}[0],  [x0], x1
+        ld1             {v18.S}[1], [x0], x1
+        ld1             {v16.S}[1], [x0], x1
+        ld1             {v0.S}[1],  [x0], x1
+        ld1             {v2.S}[1],  [x0], x1
+
+        transpose_4x8B  v18, v16, v0, v2, v28, v29, v30, v31
+
+        h264_loop_filter_chroma
+
+        transpose_4x8B  v18, v16, v0, v2, v28, v29, v30, v31
+
+        sub             x0,  x0,  x1, lsl #3
+        st1             {v18.S}[0], [x0], x1
+        st1             {v16.S}[0], [x0], x1
+        st1             {v0.S}[0],  [x0], x1
+        st1             {v2.S}[0],  [x0], x1
+        st1             {v18.S}[1], [x0], x1
+        st1             {v16.S}[1], [x0], x1
+        st1             {v0.S}[1],  [x0], x1
+        st1             {v2.S}[1],  [x0], x1
+9:
+        ret
+endfunc
+
+function ff_h264_h_loop_filter_chroma422_neon, export=1
+        h264_loop_filter_start
+        add             x5,  x0,  x1
+        sub             x0,  x0,  #2
+        add             x1,  x1,  x1
+        mov             x7,  x30
+        bl              h_loop_filter_chroma420
+        mov             x30, x7
+        sub             x0,  x5,  #2
+        mov             v24.s[0], w6
+        b               h_loop_filter_chroma420
+endfunc
+
+.macro h264_loop_filter_chroma_intra
+        uabd            v26.8b,  v16.8b,  v17.8b  // abs(p0 - q0)
+        uabd            v27.8b,  v18.8b,  v16.8b  // abs(p1 - p0)
+        uabd            v28.8b,  v19.8b,  v17.8b  // abs(q1 - q0)
+        cmhi            v26.8b,  v30.8b,  v26.8b  // < alpha
+        cmhi            v27.8b,  v31.8b,  v27.8b  // < beta
+        cmhi            v28.8b,  v31.8b,  v28.8b  // < beta
+        and             v26.8b,  v26.8b,  v27.8b
+        and             v26.8b,  v26.8b,  v28.8b
+        mov             x2, v26.d[0]
+
+        ushll           v4.8h,   v18.8b,  #1
+        ushll           v6.8h,   v19.8b,  #1
+        cbz             x2, 9f
+        uaddl           v20.8h,  v16.8b,  v19.8b
+        uaddl           v22.8h,  v17.8b,  v18.8b
+        add             v20.8h,  v20.8h,  v4.8h
+        add             v22.8h,  v22.8h,  v6.8h
+        uqrshrn         v24.8b,  v20.8h,  #2
+        uqrshrn         v25.8b,  v22.8h,  #2
+        bit             v16.8b,  v24.8b,  v26.8b
+        bit             v17.8b,  v25.8b,  v26.8b
+.endm
+
+function ff_h264_v_loop_filter_chroma_intra_neon, export=1
+        h264_loop_filter_start_intra
+
+        sub             x0,  x0,  x1, lsl #1
+        ld1             {v18.8b}, [x0], x1
+        ld1             {v16.8b}, [x0], x1
+        ld1             {v17.8b}, [x0], x1
+        ld1             {v19.8b}, [x0]
+
+        h264_loop_filter_chroma_intra
+
+        sub             x0,  x0,  x1, lsl #1
+        st1             {v16.8b}, [x0], x1
+        st1             {v17.8b}, [x0], x1
+
+9:
+        ret
+endfunc
+
+function ff_h264_h_loop_filter_chroma_mbaff_intra_neon, export=1
+        h264_loop_filter_start_intra
+
+        sub             x4,  x0,  #2
+        sub             x0,  x0,  #1
+        ld1             {v18.8b}, [x4], x1
+        ld1             {v16.8b}, [x4], x1
+        ld1             {v17.8b}, [x4], x1
+        ld1             {v19.8b}, [x4], x1
+
+        transpose_4x8B v18, v16, v17, v19, v26, v27, v28, v29
+
+        h264_loop_filter_chroma_intra
+
+        st2             {v16.b,v17.b}[0], [x0], x1
+        st2             {v16.b,v17.b}[1], [x0], x1
+        st2             {v16.b,v17.b}[2], [x0], x1
+        st2             {v16.b,v17.b}[3], [x0], x1
+
+9:
+        ret
+endfunc
+
+function ff_h264_h_loop_filter_chroma_intra_neon, export=1
+        h264_loop_filter_start_intra
+
+        sub             x4,  x0,  #2
+        sub             x0,  x0,  #1
+h_loop_filter_chroma420_intra:
+        ld1             {v18.8b}, [x4], x1
+        ld1             {v16.8b}, [x4], x1
+        ld1             {v17.8b}, [x4], x1
+        ld1             {v19.8b}, [x4], x1
+        ld1             {v18.s}[1], [x4], x1
+        ld1             {v16.s}[1], [x4], x1
+        ld1             {v17.s}[1], [x4], x1
+        ld1             {v19.s}[1], [x4], x1
+
+        transpose_4x8B v18, v16, v17, v19, v26, v27, v28, v29
+
+        h264_loop_filter_chroma_intra
+
+        st2             {v16.b,v17.b}[0], [x0], x1
+        st2             {v16.b,v17.b}[1], [x0], x1
+        st2             {v16.b,v17.b}[2], [x0], x1
+        st2             {v16.b,v17.b}[3], [x0], x1
+        st2             {v16.b,v17.b}[4], [x0], x1
+        st2             {v16.b,v17.b}[5], [x0], x1
+        st2             {v16.b,v17.b}[6], [x0], x1
+        st2             {v16.b,v17.b}[7], [x0], x1
+
+9:
+        ret
+endfunc
+
+function ff_h264_h_loop_filter_chroma422_intra_neon, export=1
+        h264_loop_filter_start_intra
+        sub             x4,  x0,  #2
+        add             x5,  x0,  x1, lsl #3
+        sub             x0,  x0,  #1
+        mov             x7,  x30
+        bl              h_loop_filter_chroma420_intra
+        sub             x0,  x5,  #1
+        mov             x30, x7
+        b               h_loop_filter_chroma420_intra
+endfunc
+
+.macro  biweight_16     macs, macd
+        dup             v0.16B,  w5
+        dup             v1.16B,  w6
+        mov             v4.16B,  v16.16B
+        mov             v6.16B,  v16.16B
+1:      subs            w3,  w3,  #2
+        ld1             {v20.16B}, [x0], x2
+        \macd           v4.8H,   v0.8B,  v20.8B
+        \macd\()2       v6.8H,   v0.16B, v20.16B
+        ld1             {v22.16B}, [x1], x2
+        \macs           v4.8H,   v1.8B,  v22.8B
+        \macs\()2       v6.8H,   v1.16B, v22.16B
+        mov             v24.16B, v16.16B
+        ld1             {v28.16B}, [x0], x2
+        mov             v26.16B, v16.16B
+        \macd           v24.8H,  v0.8B,  v28.8B
+        \macd\()2       v26.8H,  v0.16B, v28.16B
+        ld1             {v30.16B}, [x1], x2
+        \macs           v24.8H,  v1.8B,  v30.8B
+        \macs\()2       v26.8H,  v1.16B, v30.16B
+        sshl            v4.8H,   v4.8H,  v18.8H
+        sshl            v6.8H,   v6.8H,  v18.8H
+        sqxtun          v4.8B,   v4.8H
+        sqxtun2         v4.16B,  v6.8H
+        sshl            v24.8H,  v24.8H, v18.8H
+        sshl            v26.8H,  v26.8H, v18.8H
+        sqxtun          v24.8B,  v24.8H
+        sqxtun2         v24.16B, v26.8H
+        mov             v6.16B,  v16.16B
+        st1             {v4.16B},  [x7], x2
+        mov             v4.16B,  v16.16B
+        st1             {v24.16B}, [x7], x2
+        b.ne            1b
+        ret
+.endm
+
+.macro  biweight_8      macs, macd
+        dup             v0.8B,  w5
+        dup             v1.8B,  w6
+        mov             v2.16B,  v16.16B
+        mov             v20.16B, v16.16B
+1:      subs            w3,  w3,  #2
+        ld1             {v4.8B}, [x0], x2
+        \macd           v2.8H,  v0.8B,  v4.8B
+        ld1             {v5.8B}, [x1], x2
+        \macs           v2.8H,  v1.8B,  v5.8B
+        ld1             {v6.8B}, [x0], x2
+        \macd           v20.8H, v0.8B,  v6.8B
+        ld1             {v7.8B}, [x1], x2
+        \macs           v20.8H, v1.8B,  v7.8B
+        sshl            v2.8H,  v2.8H,  v18.8H
+        sqxtun          v2.8B,  v2.8H
+        sshl            v20.8H, v20.8H, v18.8H
+        sqxtun          v4.8B,  v20.8H
+        mov             v20.16B, v16.16B
+        st1             {v2.8B}, [x7], x2
+        mov             v2.16B,  v16.16B
+        st1             {v4.8B}, [x7], x2
+        b.ne            1b
+        ret
+.endm
+
+.macro  biweight_4      macs, macd
+        dup             v0.8B,  w5
+        dup             v1.8B,  w6
+        mov             v2.16B, v16.16B
+        mov             v20.16B,v16.16B
+1:      subs            w3,  w3,  #4
+        ld1             {v4.S}[0], [x0], x2
+        ld1             {v4.S}[1], [x0], x2
+        \macd           v2.8H,  v0.8B,  v4.8B
+        ld1             {v5.S}[0], [x1], x2
+        ld1             {v5.S}[1], [x1], x2
+        \macs           v2.8H,  v1.8B,  v5.8B
+        b.lt            2f
+        ld1             {v6.S}[0], [x0], x2
+        ld1             {v6.S}[1], [x0], x2
+        \macd           v20.8H, v0.8B,  v6.8B
+        ld1             {v7.S}[0], [x1], x2
+        ld1             {v7.S}[1], [x1], x2
+        \macs           v20.8H, v1.8B,  v7.8B
+        sshl            v2.8H,  v2.8H,  v18.8H
+        sqxtun          v2.8B,  v2.8H
+        sshl            v20.8H, v20.8H, v18.8H
+        sqxtun          v4.8B,  v20.8H
+        mov             v20.16B, v16.16B
+        st1             {v2.S}[0], [x7], x2
+        st1             {v2.S}[1], [x7], x2
+        mov             v2.16B,  v16.16B
+        st1             {v4.S}[0], [x7], x2
+        st1             {v4.S}[1], [x7], x2
+        b.ne            1b
+        ret
+2:      sshl            v2.8H,  v2.8H,  v18.8H
+        sqxtun          v2.8B,  v2.8H
+        st1             {v2.S}[0], [x7], x2
+        st1             {v2.S}[1], [x7], x2
+        ret
+.endm
+
+.macro  biweight_func   w
+function ff_biweight_h264_pixels_\w\()_neon, export=1
+        lsr             w8,  w5,  #31
+        add             w7,  w7,  #1
+        eor             w8,  w8,  w6,  lsr #30
+        orr             w7,  w7,  #1
+        dup             v18.8H,   w4
+        lsl             w7,  w7,  w4
+        not             v18.16B,  v18.16B
+        dup             v16.8H,   w7
+        mov             x7,  x0
+        cbz             w8,  10f
+        subs            w8,  w8,  #1
+        b.eq            20f
+        subs            w8,  w8,  #1
+        b.eq            30f
+        b               40f
+10:     biweight_\w     umlal, umlal
+20:     neg             w5, w5
+        biweight_\w     umlal, umlsl
+30:     neg             w5, w5
+        neg             w6, w6
+        biweight_\w     umlsl, umlsl
+40:     neg             w6, w6
+        biweight_\w     umlsl, umlal
+endfunc
+.endm
+
+        biweight_func   16
+        biweight_func   8
+        biweight_func   4
+
+.macro  weight_16       add
+        dup             v0.16B,  w4
+1:      subs            w2,  w2,  #2
+        ld1             {v20.16B}, [x0], x1
+        umull           v4.8H,   v0.8B,  v20.8B
+        umull2          v6.8H,   v0.16B, v20.16B
+        ld1             {v28.16B}, [x0], x1
+        umull           v24.8H,  v0.8B,  v28.8B
+        umull2          v26.8H,  v0.16B, v28.16B
+        \add            v4.8H,   v16.8H, v4.8H
+        srshl           v4.8H,   v4.8H,  v18.8H
+        \add            v6.8H,   v16.8H, v6.8H
+        srshl           v6.8H,   v6.8H,  v18.8H
+        sqxtun          v4.8B,   v4.8H
+        sqxtun2         v4.16B,  v6.8H
+        \add            v24.8H,  v16.8H, v24.8H
+        srshl           v24.8H,  v24.8H, v18.8H
+        \add            v26.8H,  v16.8H, v26.8H
+        srshl           v26.8H,  v26.8H, v18.8H
+        sqxtun          v24.8B,  v24.8H
+        sqxtun2         v24.16B, v26.8H
+        st1             {v4.16B},  [x5], x1
+        st1             {v24.16B}, [x5], x1
+        b.ne            1b
+        ret
+.endm
+
+.macro  weight_8        add
+        dup             v0.8B,  w4
+1:      subs            w2,  w2,  #2
+        ld1             {v4.8B}, [x0], x1
+        umull           v2.8H,  v0.8B,  v4.8B
+        ld1             {v6.8B}, [x0], x1
+        umull           v20.8H, v0.8B,  v6.8B
+        \add            v2.8H,  v16.8H,  v2.8H
+        srshl           v2.8H,  v2.8H,  v18.8H
+        sqxtun          v2.8B,  v2.8H
+        \add            v20.8H, v16.8H,  v20.8H
+        srshl           v20.8H, v20.8H, v18.8H
+        sqxtun          v4.8B,  v20.8H
+        st1             {v2.8B}, [x5], x1
+        st1             {v4.8B}, [x5], x1
+        b.ne            1b
+        ret
+.endm
+
+.macro  weight_4        add
+        dup             v0.8B,  w4
+1:      subs            w2,  w2,  #4
+        ld1             {v4.S}[0], [x0], x1
+        ld1             {v4.S}[1], [x0], x1
+        umull           v2.8H,  v0.8B,  v4.8B
+        b.lt            2f
+        ld1             {v6.S}[0], [x0], x1
+        ld1             {v6.S}[1], [x0], x1
+        umull           v20.8H, v0.8B,  v6.8B
+        \add            v2.8H,  v16.8H,  v2.8H
+        srshl           v2.8H,  v2.8H,  v18.8H
+        sqxtun          v2.8B,  v2.8H
+        \add            v20.8H, v16.8H,  v20.8H
+        srshl           v20.8H, v20.8h, v18.8H
+        sqxtun          v4.8B,  v20.8H
+        st1             {v2.S}[0], [x5], x1
+        st1             {v2.S}[1], [x5], x1
+        st1             {v4.S}[0], [x5], x1
+        st1             {v4.S}[1], [x5], x1
+        b.ne            1b
+        ret
+2:      \add            v2.8H,  v16.8H,  v2.8H
+        srshl           v2.8H,  v2.8H,  v18.8H
+        sqxtun          v2.8B,  v2.8H
+        st1             {v2.S}[0], [x5], x1
+        st1             {v2.S}[1], [x5], x1
+        ret
+.endm
+
+.macro  weight_func     w
+function ff_weight_h264_pixels_\w\()_neon, export=1
+        cmp             w3,  #1
+        mov             w6,  #1
+        lsl             w5,  w5,  w3
+        dup             v16.8H,  w5
+        mov             x5,  x0
+        b.le            20f
+        sub             w6,  w6,  w3
+        dup             v18.8H,  w6
+        cmp             w4, #0
+        b.lt            10f
+        weight_\w       shadd
+10:     neg             w4,  w4
+        weight_\w       shsub
+20:     neg             w6,  w3
+        dup             v18.8H,  w6
+        cmp             w4,  #0
+        b.lt            10f
+        weight_\w       add
+10:     neg             w4,  w4
+        weight_\w       sub
+endfunc
+.endm
+
+        weight_func     16
+        weight_func     8
+        weight_func     4
+
+.macro  h264_loop_filter_start_10
+        cmp             w2,  #0
+        ldr             w6,  [x4]
+        ccmp            w3,  #0,  #0,  ne
+        lsl             w2,  w2,  #2
+        mov             v24.S[0], w6
+        lsl             w3,  w3,  #2
+        and             w8,  w6,  w6,  lsl #16
+        b.eq            1f
+        ands            w8,  w8,  w8,  lsl #8
+        b.ge            2f
+1:
+        ret
+2:
+.endm
+
+.macro h264_loop_filter_start_intra_10
+        orr             w4,  w2,  w3
+        cbnz            w4,  1f
+        ret
+1:
+        lsl             w2,  w2,  #2
+        lsl             w3,  w3,  #2
+        dup             v30.8h,   w2              // alpha
+        dup             v31.8h,   w3              // beta
+.endm
+
+.macro  h264_loop_filter_chroma_10
+        dup             v22.8h,  w2               // alpha
+        dup             v23.8h,  w3               // beta
+        uxtl            v24.8h,  v24.8b           // tc0
+
+        uabd            v26.8h,  v16.8h,  v0.8h   // abs(p0 - q0)
+        uabd            v28.8h,  v18.8h,  v16.8h  // abs(p1 - p0)
+        uabd            v30.8h,  v2.8h,   v0.8h   // abs(q1 - q0)
+        cmhi            v26.8h,  v22.8h,  v26.8h  // < alpha
+        cmhi            v28.8h,  v23.8h,  v28.8h  // < beta
+        cmhi            v30.8h,  v23.8h,  v30.8h  // < beta
+
+        and             v26.16b, v26.16b, v28.16b
+        mov             v4.16b,  v0.16b
+        sub             v4.8h,   v4.8h,   v16.8h
+        and             v26.16b, v26.16b, v30.16b
+        shl             v4.8h,   v4.8h,   #2
+        mov             x8, v26.d[0]
+        mov             x9, v26.d[1]
+        sli             v24.8h,  v24.8h,  #8
+        uxtl            v24.8h,  v24.8b
+        add             v4.8h,   v4.8h,   v18.8h
+        adds            x8,  x8,  x9
+        shl             v24.8h,  v24.8h,  #2
+
+        b.eq            9f
+
+        movi            v31.8h, #3                // (tc0 - 1) << (BIT_DEPTH - 8)) + 1
+        uqsub           v24.8h,  v24.8h,  v31.8h
+        sub             v4.8h,   v4.8h,   v2.8h
+        srshr           v4.8h,   v4.8h,   #3
+        smin            v4.8h,   v4.8h,   v24.8h
+        neg             v25.8h,  v24.8h
+        smax            v4.8h,   v4.8h,   v25.8h
+        and             v4.16b,  v4.16b,  v26.16b
+        add             v16.8h,  v16.8h,  v4.8h
+        sub             v0.8h,   v0.8h,   v4.8h
+
+        mvni            v4.8h,   #0xFC, lsl #8    // 1023 for clipping
+        movi            v5.8h,   #0
+        smin            v0.8h,   v0.8h,   v4.8h
+        smin            v16.8h,  v16.8h,  v4.8h
+        smax            v0.8h,   v0.8h,   v5.8h
+        smax            v16.8h,  v16.8h,  v5.8h
+.endm
+
+function ff_h264_v_loop_filter_chroma_neon_10, export=1
+        h264_loop_filter_start_10
+
+        mov             x10,  x0
+        sub             x0,  x0,  x1, lsl #1
+        ld1             {v18.8h}, [x0 ], x1
+        ld1             {v0.8h},  [x10], x1
+        ld1             {v16.8h}, [x0 ], x1
+        ld1             {v2.8h},  [x10]
+
+        h264_loop_filter_chroma_10
+
+        sub             x0,  x10,  x1, lsl #1
+        st1             {v16.8h}, [x0], x1
+        st1             {v0.8h},  [x0], x1
+9:
+        ret
+endfunc
+
+function ff_h264_h_loop_filter_chroma_neon_10, export=1
+        h264_loop_filter_start_10
+
+        sub             x0,  x0,  #4 // access the 2nd left pixel
+h_loop_filter_chroma420_10:
+        add             x10,  x0,  x1,  lsl #2
+        ld1             {v18.d}[0], [x0 ], x1
+        ld1             {v18.d}[1], [x10], x1
+        ld1             {v16.d}[0], [x0 ], x1
+        ld1             {v16.d}[1], [x10], x1
+        ld1             {v0.d}[0],  [x0 ], x1
+        ld1             {v0.d}[1],  [x10], x1
+        ld1             {v2.d}[0],  [x0 ], x1
+        ld1             {v2.d}[1],  [x10], x1
+
+        transpose_4x8H  v18, v16, v0, v2, v28, v29, v30, v31
+
+        h264_loop_filter_chroma_10
+
+        transpose_4x8H  v18, v16, v0, v2, v28, v29, v30, v31
+
+        sub             x0,  x10,  x1, lsl #3
+        st1             {v18.d}[0], [x0], x1
+        st1             {v16.d}[0], [x0], x1
+        st1             {v0.d}[0],  [x0], x1
+        st1             {v2.d}[0],  [x0], x1
+        st1             {v18.d}[1], [x0], x1
+        st1             {v16.d}[1], [x0], x1
+        st1             {v0.d}[1],  [x0], x1
+        st1             {v2.d}[1],  [x0], x1
+9:
+        ret
+endfunc
+
+function ff_h264_h_loop_filter_chroma422_neon_10, export=1
+        h264_loop_filter_start_10
+        add             x5,  x0,  x1
+        sub             x0,  x0,  #4
+        add             x1,  x1,  x1
+        mov             x7,  x30
+        bl              h_loop_filter_chroma420_10
+        mov             x30, x7
+        sub             x0,  x5,  #4
+        mov             v24.s[0], w6
+        b               h_loop_filter_chroma420_10
+endfunc
+
+.macro h264_loop_filter_chroma_intra_10
+        uabd            v26.8h,  v16.8h,  v17.8h  // abs(p0 - q0)
+        uabd            v27.8h,  v18.8h,  v16.8h  // abs(p1 - p0)
+        uabd            v28.8h,  v19.8h,  v17.8h  // abs(q1 - q0)
+        cmhi            v26.8h,  v30.8h,  v26.8h  // < alpha
+        cmhi            v27.8h,  v31.8h,  v27.8h  // < beta
+        cmhi            v28.8h,  v31.8h,  v28.8h  // < beta
+        and             v26.16b, v26.16b, v27.16b
+        and             v26.16b, v26.16b, v28.16b
+        mov             x2, v26.d[0]
+        mov             x3, v26.d[1]
+
+        shl             v4.8h,  v18.8h,  #1
+        shl             v6.8h,  v19.8h,  #1
+
+        adds            x2,  x2,  x3
+        b.eq            9f
+
+        add             v20.8h,  v16.8h,  v19.8h
+        add             v22.8h,  v17.8h,  v18.8h
+        add             v20.8h,  v20.8h,  v4.8h
+        add             v22.8h,  v22.8h,  v6.8h
+        urshr           v24.8h,  v20.8h,  #2
+        urshr           v25.8h,  v22.8h,  #2
+        bit             v16.16b, v24.16b, v26.16b
+        bit             v17.16b, v25.16b, v26.16b
+.endm
+
+function ff_h264_v_loop_filter_chroma_intra_neon_10, export=1
+        h264_loop_filter_start_intra_10
+        mov             x9,  x0
+        sub             x0,  x0,  x1, lsl #1
+        ld1             {v18.8h}, [x0], x1
+        ld1             {v17.8h}, [x9], x1
+        ld1             {v16.8h}, [x0], x1
+        ld1             {v19.8h}, [x9]
+
+        h264_loop_filter_chroma_intra_10
+
+        sub             x0,  x9,  x1, lsl #1
+        st1             {v16.8h}, [x0], x1
+        st1             {v17.8h}, [x0], x1
+
+9:
+        ret
+endfunc
+
+function ff_h264_h_loop_filter_chroma_mbaff_intra_neon_10, export=1
+        h264_loop_filter_start_intra_10
+
+        sub             x4,  x0,  #4
+        sub             x0,  x0,  #2
+        add             x9,  x4,  x1, lsl #1
+        ld1             {v18.8h}, [x4], x1
+        ld1             {v17.8h}, [x9], x1
+        ld1             {v16.8h}, [x4], x1
+        ld1             {v19.8h}, [x9], x1
+
+        transpose_4x8H v18, v16, v17, v19, v26, v27, v28, v29
+
+        h264_loop_filter_chroma_intra_10
+
+        st2             {v16.h,v17.h}[0], [x0], x1
+        st2             {v16.h,v17.h}[1], [x0], x1
+        st2             {v16.h,v17.h}[2], [x0], x1
+        st2             {v16.h,v17.h}[3], [x0], x1
+
+9:
+        ret
+endfunc
+
+function ff_h264_h_loop_filter_chroma_intra_neon_10, export=1
+        h264_loop_filter_start_intra_10
+        sub             x4,  x0,  #4
+        sub             x0,  x0,  #2
+h_loop_filter_chroma420_intra_10:
+        add             x9,  x4,  x1, lsl #2
+        ld1             {v18.4h},   [x4], x1
+        ld1             {v18.d}[1], [x9], x1
+        ld1             {v16.4h},   [x4], x1
+        ld1             {v16.d}[1], [x9], x1
+        ld1             {v17.4h},   [x4], x1
+        ld1             {v17.d}[1], [x9], x1
+        ld1             {v19.4h},   [x4], x1
+        ld1             {v19.d}[1], [x9], x1
+
+        transpose_4x8H v18, v16, v17, v19, v26, v27, v28, v29
+
+        h264_loop_filter_chroma_intra_10
+
+        st2             {v16.h,v17.h}[0], [x0], x1
+        st2             {v16.h,v17.h}[1], [x0], x1
+        st2             {v16.h,v17.h}[2], [x0], x1
+        st2             {v16.h,v17.h}[3], [x0], x1
+        st2             {v16.h,v17.h}[4], [x0], x1
+        st2             {v16.h,v17.h}[5], [x0], x1
+        st2             {v16.h,v17.h}[6], [x0], x1
+        st2             {v16.h,v17.h}[7], [x0], x1
+
+9:
+        ret
+endfunc
+
+function ff_h264_h_loop_filter_chroma422_intra_neon_10, export=1
+        h264_loop_filter_start_intra_10
+        sub             x4,  x0,  #4
+        add             x5,  x0,  x1, lsl #3
+        sub             x0,  x0,  #2
+        mov             x7,  x30
+        bl              h_loop_filter_chroma420_intra_10
+        mov             x4,  x9
+        sub             x0,  x5,  #2
+        mov             x30, x7
+        b               h_loop_filter_chroma420_intra_10
+endfunc