Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

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

1 files changed, 222 insertions, 0 deletions

diff --git a/third_party/dav1d/src/arm/ipred.h b/third_party/dav1d/src/arm/ipred.h
new file mode 100644
index 0000000000..e849d4998b
--- /dev/null
+++ b/third_party/dav1d/src/arm/ipred.h
@@ -0,0 +1,222 @@
+/*
+ * Copyright © 2018, VideoLAN and dav1d authors
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "src/cpu.h"
+#include "src/ipred.h"
+
+decl_angular_ipred_fn(BF(dav1d_ipred_dc, neon));
+decl_angular_ipred_fn(BF(dav1d_ipred_dc_128, neon));
+decl_angular_ipred_fn(BF(dav1d_ipred_dc_top, neon));
+decl_angular_ipred_fn(BF(dav1d_ipred_dc_left, neon));
+decl_angular_ipred_fn(BF(dav1d_ipred_h, neon));
+decl_angular_ipred_fn(BF(dav1d_ipred_v, neon));
+decl_angular_ipred_fn(BF(dav1d_ipred_paeth, neon));
+decl_angular_ipred_fn(BF(dav1d_ipred_smooth, neon));
+decl_angular_ipred_fn(BF(dav1d_ipred_smooth_v, neon));
+decl_angular_ipred_fn(BF(dav1d_ipred_smooth_h, neon));
+decl_angular_ipred_fn(BF(dav1d_ipred_filter, neon));
+
+decl_cfl_pred_fn(BF(dav1d_ipred_cfl, neon));
+decl_cfl_pred_fn(BF(dav1d_ipred_cfl_128, neon));
+decl_cfl_pred_fn(BF(dav1d_ipred_cfl_top, neon));
+decl_cfl_pred_fn(BF(dav1d_ipred_cfl_left, neon));
+
+decl_cfl_ac_fn(BF(dav1d_ipred_cfl_ac_420, neon));
+decl_cfl_ac_fn(BF(dav1d_ipred_cfl_ac_422, neon));
+decl_cfl_ac_fn(BF(dav1d_ipred_cfl_ac_444, neon));
+
+decl_pal_pred_fn(BF(dav1d_pal_pred, neon));
+
+#if ARCH_AARCH64
+void BF(dav1d_ipred_z1_upsample_edge, neon)(pixel *out, const int hsz,
+                                            const pixel *const in,
+                                            const int end HIGHBD_DECL_SUFFIX);
+void BF(dav1d_ipred_z1_filter_edge, neon)(pixel *out, const int sz,
+                                          const pixel *const in,
+                                          const int end, const int strength);
+void BF(dav1d_ipred_pixel_set, neon)(pixel *out, const pixel px,
+                                     const int n);
+void BF(dav1d_ipred_z1_fill1, neon)(pixel *dst, ptrdiff_t stride,
+                                    const pixel *const top, const int width,
+                                    const int height, const int dx,
+                                    const int max_base_x);
+void BF(dav1d_ipred_z1_fill2, neon)(pixel *dst, ptrdiff_t stride,
+                                    const pixel *const top, const int width,
+                                    const int height, const int dx,
+                                    const int max_base_x);
+
+static void ipred_z1_neon(pixel *dst, const ptrdiff_t stride,
+                          const pixel *const topleft_in,
+                          const int width, const int height, int angle,
+                          const int max_width, const int max_height
+                          HIGHBD_DECL_SUFFIX)
+{
+    const int is_sm = (angle >> 9) & 0x1;
+    const int enable_intra_edge_filter = angle >> 10;
+    angle &= 511;
+    int dx = dav1d_dr_intra_derivative[angle >> 1];
+    pixel top_out[64 + 64 + (64+15)*2 + 16];
+    int max_base_x;
+    const int upsample_above = enable_intra_edge_filter ?
+        get_upsample(width + height, 90 - angle, is_sm) : 0;
+    if (upsample_above) {
+        BF(dav1d_ipred_z1_upsample_edge, neon)(top_out, width + height,
+                                               topleft_in,
+                                               width + imin(width, height)
+                                               HIGHBD_TAIL_SUFFIX);
+        max_base_x = 2 * (width + height) - 2;
+        dx <<= 1;
+    } else {
+        const int filter_strength = enable_intra_edge_filter ?
+            get_filter_strength(width + height, 90 - angle, is_sm) : 0;
+        if (filter_strength) {
+            BF(dav1d_ipred_z1_filter_edge, neon)(top_out, width + height,
+                                                 topleft_in,
+                                                 width + imin(width, height),
+                                                 filter_strength);
+            max_base_x = width + height - 1;
+        } else {
+            max_base_x = width + imin(width, height) - 1;
+            memcpy(top_out, &topleft_in[1], (max_base_x + 1) * sizeof(pixel));
+        }
+    }
+    const int base_inc = 1 + upsample_above;
+    int pad_pixels = width + 15; // max(dx >> 6) == 15
+    BF(dav1d_ipred_pixel_set, neon)(&top_out[max_base_x + 1],
+                                    top_out[max_base_x], pad_pixels * base_inc);
+    if (upsample_above)
+        BF(dav1d_ipred_z1_fill2, neon)(dst, stride, top_out, width, height,
+                                       dx, max_base_x);
+    else
+        BF(dav1d_ipred_z1_fill1, neon)(dst, stride, top_out, width, height,
+                                       dx, max_base_x);
+}
+
+void BF(dav1d_ipred_z3_fill1, neon)(pixel *dst, ptrdiff_t stride,
+                                    const pixel *const left, const int width,
+                                    const int height, const int dy,
+                                    const int max_base_y);
+void BF(dav1d_ipred_z3_fill2, neon)(pixel *dst, ptrdiff_t stride,
+                                    const pixel *const left, const int width,
+                                    const int height, const int dy,
+                                    const int max_base_y);
+
+void BF(dav1d_ipred_reverse, neon)(pixel *dst, const pixel *const src,
+                                   const int n);
+
+static void ipred_z3_neon(pixel *dst, const ptrdiff_t stride,
+                          const pixel *const topleft_in,
+                          const int width, const int height, int angle,
+                          const int max_width, const int max_height
+                          HIGHBD_DECL_SUFFIX)
+{
+    const int is_sm = (angle >> 9) & 0x1;
+    const int enable_intra_edge_filter = angle >> 10;
+    angle &= 511;
+    assert(angle > 180);
+    int dy = dav1d_dr_intra_derivative[(270 - angle) >> 1];
+    pixel flipped[64 + 64 + 16];
+    pixel left_out[64 + 64 + (64+15)*2];
+    int max_base_y;
+    const int upsample_left = enable_intra_edge_filter ?
+        get_upsample(width + height, angle - 180, is_sm) : 0;
+    if (upsample_left) {
+        flipped[0] = topleft_in[0];
+        BF(dav1d_ipred_reverse, neon)(&flipped[1], &topleft_in[0],
+                                      height + imax(width, height));
+        BF(dav1d_ipred_z1_upsample_edge, neon)(left_out, width + height,
+                                               flipped,
+                                               height + imin(width, height)
+                                               HIGHBD_TAIL_SUFFIX);
+        max_base_y = 2 * (width + height) - 2;
+        dy <<= 1;
+    } else {
+        const int filter_strength = enable_intra_edge_filter ?
+            get_filter_strength(width + height, angle - 180, is_sm) : 0;
+
+        if (filter_strength) {
+            flipped[0] = topleft_in[0];
+            BF(dav1d_ipred_reverse, neon)(&flipped[1], &topleft_in[0],
+                                          height + imax(width, height));
+            BF(dav1d_ipred_z1_filter_edge, neon)(left_out, width + height,
+                                                 flipped,
+                                                 height + imin(width, height),
+                                                 filter_strength);
+            max_base_y = width + height - 1;
+        } else {
+            BF(dav1d_ipred_reverse, neon)(left_out, &topleft_in[0],
+                                          height + imin(width, height));
+            max_base_y = height + imin(width, height) - 1;
+        }
+    }
+    const int base_inc = 1 + upsample_left;
+    // The tbx based implementation needs left[] to have 64 bytes intitialized,
+    // the other implementation can read height + max(dy >> 6) past the end.
+    int pad_pixels = imax(64 - max_base_y - 1, height + 15);
+
+    BF(dav1d_ipred_pixel_set, neon)(&left_out[max_base_y + 1],
+                                    left_out[max_base_y], pad_pixels * base_inc);
+    if (upsample_left)
+        BF(dav1d_ipred_z3_fill2, neon)(dst, stride, left_out, width, height,
+                                       dy, max_base_y);
+    else
+        BF(dav1d_ipred_z3_fill1, neon)(dst, stride, left_out, width, height,
+                                       dy, max_base_y);
+}
+#endif
+
+static ALWAYS_INLINE void intra_pred_dsp_init_arm(Dav1dIntraPredDSPContext *const c) {
+    const unsigned flags = dav1d_get_cpu_flags();
+
+    if (!(flags & DAV1D_ARM_CPU_FLAG_NEON)) return;
+
+    c->intra_pred[DC_PRED]       = BF(dav1d_ipred_dc, neon);
+    c->intra_pred[DC_128_PRED]   = BF(dav1d_ipred_dc_128, neon);
+    c->intra_pred[TOP_DC_PRED]   = BF(dav1d_ipred_dc_top, neon);
+    c->intra_pred[LEFT_DC_PRED]  = BF(dav1d_ipred_dc_left, neon);
+    c->intra_pred[HOR_PRED]      = BF(dav1d_ipred_h, neon);
+    c->intra_pred[VERT_PRED]     = BF(dav1d_ipred_v, neon);
+    c->intra_pred[PAETH_PRED]    = BF(dav1d_ipred_paeth, neon);
+    c->intra_pred[SMOOTH_PRED]   = BF(dav1d_ipred_smooth, neon);
+    c->intra_pred[SMOOTH_V_PRED] = BF(dav1d_ipred_smooth_v, neon);
+    c->intra_pred[SMOOTH_H_PRED] = BF(dav1d_ipred_smooth_h, neon);
+#if ARCH_AARCH64
+    c->intra_pred[Z1_PRED]       = ipred_z1_neon;
+    c->intra_pred[Z3_PRED]       = ipred_z3_neon;
+#endif
+    c->intra_pred[FILTER_PRED]   = BF(dav1d_ipred_filter, neon);
+
+    c->cfl_pred[DC_PRED]         = BF(dav1d_ipred_cfl, neon);
+    c->cfl_pred[DC_128_PRED]     = BF(dav1d_ipred_cfl_128, neon);
+    c->cfl_pred[TOP_DC_PRED]     = BF(dav1d_ipred_cfl_top, neon);
+    c->cfl_pred[LEFT_DC_PRED]    = BF(dav1d_ipred_cfl_left, neon);
+
+    c->cfl_ac[DAV1D_PIXEL_LAYOUT_I420 - 1] = BF(dav1d_ipred_cfl_ac_420, neon);
+    c->cfl_ac[DAV1D_PIXEL_LAYOUT_I422 - 1] = BF(dav1d_ipred_cfl_ac_422, neon);
+    c->cfl_ac[DAV1D_PIXEL_LAYOUT_I444 - 1] = BF(dav1d_ipred_cfl_ac_444, neon);
+
+    c->pal_pred                  = BF(dav1d_pal_pred, neon);
+}