115 lines
3.7 KiB
C
115 lines
3.7 KiB
C
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/*
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* Copyright (c) 2016 Alexandra Hájková
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with FFmpeg; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <string.h>
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#include "libavutil/common.h"
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#include "libavutil/intreadwrite.h"
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#include "libavutil/mem.h"
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#include "libavcodec/lossless_videoencdsp.h"
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#include "checkasm.h"
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#define randomize_buffers(buf, size) \
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do { \
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int j; \
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for (j = 0; j < size; j+=4) \
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AV_WN32(buf + j, rnd()); \
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} while (0)
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static const struct {uint8_t w, h, s;} planes[] = {
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{16,16,16}, {21,23,25}, {32,17,48}, {15,128,16}, {128,127,128}
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};
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#define MAX_STRIDE 128
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#define MAX_HEIGHT 127
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static void check_diff_bytes(LLVidEncDSPContext *c)
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{
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int i;
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LOCAL_ALIGNED_32(uint8_t, dst0, [MAX_STRIDE]);
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LOCAL_ALIGNED_32(uint8_t, dst1, [MAX_STRIDE]);
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LOCAL_ALIGNED_32(uint8_t, src0, [MAX_STRIDE]);
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LOCAL_ALIGNED_32(uint8_t, src1, [MAX_STRIDE]);
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LOCAL_ALIGNED_32(uint8_t, src2, [MAX_STRIDE]);
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LOCAL_ALIGNED_32(uint8_t, src3, [MAX_STRIDE]);
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declare_func_emms(AV_CPU_FLAG_MMX, void, uint8_t *dst, const uint8_t *src1,
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const uint8_t *src2, intptr_t w);
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memset(dst0, 0, MAX_STRIDE);
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memset(dst1, 0, MAX_STRIDE);
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randomize_buffers(src0, MAX_STRIDE);
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memcpy(src1, src0, MAX_STRIDE);
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randomize_buffers(src2, MAX_STRIDE);
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memcpy(src3, src2, MAX_STRIDE);
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if (check_func(c->diff_bytes, "diff_bytes")) {
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for (i = 0; i < 5; i ++) {
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call_ref(dst0, src0, src2, planes[i].w);
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call_new(dst1, src1, src3, planes[i].w);
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if (memcmp(dst0, dst1, planes[i].w))
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fail();
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}
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bench_new(dst1, src0, src2, planes[4].w);
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}
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}
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static void check_sub_left_pred(LLVidEncDSPContext *c)
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{
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int i;
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LOCAL_ALIGNED_32(uint8_t, dst0, [MAX_STRIDE * MAX_HEIGHT]);
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LOCAL_ALIGNED_32(uint8_t, dst1, [MAX_STRIDE * MAX_HEIGHT]);
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LOCAL_ALIGNED_32(uint8_t, src0, [MAX_STRIDE * MAX_HEIGHT]);
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LOCAL_ALIGNED_32(uint8_t, src1, [MAX_STRIDE * MAX_HEIGHT]);
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declare_func_emms(AV_CPU_FLAG_MMX, void, uint8_t *dst, const uint8_t *src,
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ptrdiff_t stride, ptrdiff_t width, int height);
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memset(dst0, 0, MAX_STRIDE * MAX_HEIGHT);
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memset(dst1, 0, MAX_STRIDE * MAX_HEIGHT);
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randomize_buffers(src0, MAX_STRIDE * MAX_HEIGHT);
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memcpy(src1, src0, MAX_STRIDE * MAX_HEIGHT);
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if (check_func(c->sub_left_predict, "sub_left_predict")) {
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for (i = 0; i < 5; i ++) {
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call_ref(dst0, src0, planes[i].s, planes[i].w, planes[i].h);
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call_new(dst1, src1, planes[i].s, planes[i].w, planes[i].h);
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if (memcmp(dst0, dst1, planes[i].w * planes[i].h))
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fail();
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break;
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}
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bench_new(dst1, src0, planes[4].s, planes[4].w, planes[4].h);
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}
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}
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void checkasm_check_llviddspenc(void)
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{
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LLVidEncDSPContext c;
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ff_llvidencdsp_init(&c);
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check_diff_bytes(&c);
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report("diff_bytes");
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check_sub_left_pred(&c);
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report("sub_left_predict");
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}
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