From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- third_party/dav1d/src/pal.c | 77 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 77 insertions(+) create mode 100644 third_party/dav1d/src/pal.c (limited to 'third_party/dav1d/src/pal.c') diff --git a/third_party/dav1d/src/pal.c b/third_party/dav1d/src/pal.c new file mode 100644 index 0000000000..f50c7aa21f --- /dev/null +++ b/third_party/dav1d/src/pal.c @@ -0,0 +1,77 @@ +/* + * Copyright © 2023, VideoLAN and dav1d authors + * Copyright © 2023, 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 + +#include "common/attributes.h" + +#include "src/pal.h" + +// fill invisible edges and pack to 4-bit (2 pixels per byte) +static void pal_idx_finish_c(uint8_t *dst, const uint8_t *src, + const int bw, const int bh, + const int w, const int h) +{ + assert(bw >= 4 && bw <= 64 && !(bw & (bw - 1))); + assert(bh >= 4 && bh <= 64 && !(bh & (bh - 1))); + assert(w >= 4 && w <= bw && !(w & 3)); + assert(h >= 4 && h <= bh && !(h & 3)); + + const int dst_w = w / 2; + const int dst_bw = bw / 2; + + for (int y = 0; y < h; y++, src += bw, dst += dst_bw) { + for (int x = 0; x < dst_w; x++) + dst[x] = src[x * 2 + 0] | (src[x * 2 + 1] << 4); + if (dst_w < dst_bw) + memset(dst + dst_w, src[w - 1] * 0x11, dst_bw - dst_w); + } + + if (h < bh) { + const uint8_t *const last_row = &dst[-dst_bw]; + for (int y = h; y < bh; y++, dst += dst_bw) + memcpy(dst, last_row, dst_bw); + } +} + +#if HAVE_ASM +#if ARCH_X86 +#include "src/x86/pal.h" +#endif +#endif + +COLD void dav1d_pal_dsp_init(Dav1dPalDSPContext *const c) { + c->pal_idx_finish = pal_idx_finish_c; + +#if HAVE_ASM +#if ARCH_X86 + pal_dsp_init_x86(c); +#endif +#endif +} -- cgit v1.2.3