ipred_tmpl.c | Explore in Territory

/*
 * Copyright © 2018, VideoLAN and dav1d authors
 * Copyright © 2018, Two Orioles, LLC
 * 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 "config.h"

#include <stdlib.h>
#include <string.h>

#include "common/attributes.h"
#include "common/intops.h"

#include "src/ipred.h"
#include "src/tables.h"

static NOINLINE void
splat_dc(pixel *dst, const ptrdiff_t stride,
         const int width, const int height, const int dc HIGHBD_DECL_SUFFIX)
{ … }

static NOINLINE void
cfl_pred(pixel *dst, const ptrdiff_t stride,
         const int width, const int height, const int dc,
         const int16_t *ac, const int alpha HIGHBD_DECL_SUFFIX)
{ … }

static unsigned dc_gen_top(const pixel *const topleft, const int width) { … }

static void ipred_dc_top_c(pixel *dst, const ptrdiff_t stride,
                           const pixel *const topleft,
                           const int width, const int height, const int a,
                           const int max_width, const int max_height
                           HIGHBD_DECL_SUFFIX)
{ … }

static void ipred_cfl_top_c(pixel *dst, const ptrdiff_t stride,
                            const pixel *const topleft,
                            const int width, const int height,
                            const int16_t *ac, const int alpha
                            HIGHBD_DECL_SUFFIX)
{ … }

static unsigned dc_gen_left(const pixel *const topleft, const int height) { … }

static void ipred_dc_left_c(pixel *dst, const ptrdiff_t stride,
                            const pixel *const topleft,
                            const int width, const int height, const int a,
                            const int max_width, const int max_height
                            HIGHBD_DECL_SUFFIX)
{ … }

static void ipred_cfl_left_c(pixel *dst, const ptrdiff_t stride,
                             const pixel *const topleft,
                             const int width, const int height,
                             const int16_t *ac, const int alpha
                             HIGHBD_DECL_SUFFIX)
{ … }

#if BITDEPTH == 8
#define MULTIPLIER_1x2 …
#define MULTIPLIER_1x4 …
#define BASE_SHIFT …
#else
#define MULTIPLIER_1x2 …
#define MULTIPLIER_1x4 …
#define BASE_SHIFT …
#endif

static unsigned dc_gen(const pixel *const topleft,
                       const int width, const int height)
{ … }

static void ipred_dc_c(pixel *dst, const ptrdiff_t stride,
                       const pixel *const topleft,
                       const int width, const int height, const int a,
                       const int max_width, const int max_height
                       HIGHBD_DECL_SUFFIX)
{ … }

static void ipred_cfl_c(pixel *dst, const ptrdiff_t stride,
                        const pixel *const topleft,
                        const int width, const int height,
                        const int16_t *ac, const int alpha
                        HIGHBD_DECL_SUFFIX)
{ … }

#undef MULTIPLIER_1x2
#undef MULTIPLIER_1x4
#undef BASE_SHIFT

static void ipred_dc_128_c(pixel *dst, const ptrdiff_t stride,
                           const pixel *const topleft,
                           const int width, const int height, const int a,
                           const int max_width, const int max_height
                           HIGHBD_DECL_SUFFIX)
{ … }

static void ipred_cfl_128_c(pixel *dst, const ptrdiff_t stride,
                            const pixel *const topleft,
                            const int width, const int height,
                            const int16_t *ac, const int alpha
                            HIGHBD_DECL_SUFFIX)
{ … }

static void ipred_v_c(pixel *dst, const ptrdiff_t stride,
                      const pixel *const topleft,
                      const int width, const int height, const int a,
                      const int max_width, const int max_height
                      HIGHBD_DECL_SUFFIX)
{ … }

static void ipred_h_c(pixel *dst, const ptrdiff_t stride,
                      const pixel *const topleft,
                      const int width, const int height, const int a,
                      const int max_width, const int max_height
                      HIGHBD_DECL_SUFFIX)
{ … }

static void ipred_paeth_c(pixel *dst, const ptrdiff_t stride,
                          const pixel *const tl_ptr,
                          const int width, const int height, const int a,
                          const int max_width, const int max_height
                          HIGHBD_DECL_SUFFIX)
{ … }

static void ipred_smooth_c(pixel *dst, const ptrdiff_t stride,
                           const pixel *const topleft,
                           const int width, const int height, const int a,
                           const int max_width, const int max_height
                           HIGHBD_DECL_SUFFIX)
{ … }

static void ipred_smooth_v_c(pixel *dst, const ptrdiff_t stride,
                             const pixel *const topleft,
                             const int width, const int height, const int a,
                             const int max_width, const int max_height
                             HIGHBD_DECL_SUFFIX)
{ … }

static void ipred_smooth_h_c(pixel *dst, const ptrdiff_t stride,
                             const pixel *const topleft,
                             const int width, const int height, const int a,
                             const int max_width, const int max_height
                             HIGHBD_DECL_SUFFIX)
{ … }

static NOINLINE int get_filter_strength(const int wh, const int angle,
                                        const int is_sm)
{ … }

static NOINLINE void filter_edge(pixel *const out, const int sz,
                                 const int lim_from, const int lim_to,
                                 const pixel *const in, const int from,
                                 const int to, const int strength)
{ … }

static inline int get_upsample(const int wh, const int angle, const int is_sm) { … }

static NOINLINE void upsample_edge(pixel *const out, const int hsz,
                                   const pixel *const in, const int from,
                                   const int to HIGHBD_DECL_SUFFIX)
{ … }

static void ipred_z1_c(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)
{ … }

static void ipred_z2_c(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)
{ … }

static void ipred_z3_c(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)
{ … }

#if ARCH_X86
#define FILTER(flt_ptr, p0, p1, p2, p3, p4, p5, p6) …
#define FLT_INCR …
#else
#define FILTER …
#define FLT_INCR …
#endif

/* Up to 32x32 only */
static void ipred_filter_c(pixel *dst, const ptrdiff_t stride,
                           const pixel *const topleft_in,
                           const int width, const int height, int filt_idx,
                           const int max_width, const int max_height
                           HIGHBD_DECL_SUFFIX)
{ … }

static NOINLINE void
cfl_ac_c(int16_t *ac, const pixel *ypx, const ptrdiff_t stride,
         const int w_pad, const int h_pad, const int width, const int height,
         const int ss_hor, const int ss_ver)
{ … }

#define cfl_ac_fn(fmt, ss_hor, ss_ver) …

cfl_ac_fn(420, 1, 1)
cfl_ac_fn(422, 1, 0)
cfl_ac_fn(444, 0, 0)

static void pal_pred_c(pixel *dst, const ptrdiff_t stride,
                       const pixel *const pal, const uint8_t *idx,
                       const int w, const int h)
{ … }

#if HAVE_ASM
#if ARCH_AARCH64 || ARCH_ARM
#include "src/arm/ipred.h"
#elif ARCH_X86
#include "src/x86/ipred.h"
#endif
#endif

COLD void bitfn(dav1d_intra_pred_dsp_init)(Dav1dIntraPredDSPContext *const c) { … }
chromium/third_party/dav1d/libdav1d/src/ipred_tmpl.c
