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321 lines
15 KiB
C
321 lines
15 KiB
C
/*
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* Copyright (c) 2015 Anton Khirnov
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*
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* This file is part of Libav.
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*
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* Libav 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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* Libav 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 Libav; 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 "checkasm.h"
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#include "libavcodec/avcodec.h"
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#include "libavcodec/hevcdsp.h"
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#include "libavutil/common.h"
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#include "libavutil/intreadwrite.h"
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// max PU size + interpolation stencil
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#define BUF_SIZE (FFALIGN(64 + 7, 16) * (64 + 7) * 2)
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#define PIXEL_SIZE(depth) ((depth + 7) / 8)
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#define randomize_buffers(buf, size, depth) \
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do { \
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uint32_t mask = pixel_mask[depth - 8]; \
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int i; \
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for (i = 0; i < size; i += 4) { \
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uint32_t r = rnd() & mask; \
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AV_WN32A(buf + i, r); \
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} \
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} while (0)
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static const uint32_t pixel_mask[3] = { 0xffffffff, 0x01ff01ff, 0x03ff03ff };
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static const int pred_heights[][7] = {
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[2] = { 8, 4, 2, 0 },
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[4] = { 16, 8, 4, 2, 0 },
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[6] = { 8, 0 },
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[8] = { 32, 16, 8, 4, 2, 0 },
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[12] = { 16, 0 },
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[16] = { 64, 32, 16, 12, 8, 4, 0 },
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[24] = { 32, 0 },
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[32] = { 64, 32, 24, 16, 8, 0 },
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[48] = { 64, 0 },
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[64] = { 64, 48, 32, 16, 0 },
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};
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static const int pred_widths[] = { 4, 8, 12, 16, 24, 32, 48, 64 };
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static const char *interp_names[2][2] = { { "pixels", "h" }, { "v", "hv" } };
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#define UNWEIGHTED_PRED(dst0, dst1, src0, width, bit_depth) \
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do { \
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int i; \
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for (i = 0; i < FF_ARRAY_ELEMS(pred_heights[i]); i++) { \
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int height = pred_heights[width][i]; \
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if (!height) \
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break; \
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call_ref(dst0, dststride, src0, srcstride, height); \
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call_new(dst1, dststride, src0, srcstride, height); \
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if (memcmp(dst0, dst1, dststride * height)) \
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fail(); \
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bench_new(dst1, dststride, src0, srcstride, height); \
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} \
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} while (0)
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#define UNWEIGHTED_PRED_AVG(dst0, dst1, src0, src1, width, bit_depth) \
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do { \
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int i; \
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for (i = 0; i < FF_ARRAY_ELEMS(pred_heights[i]); i++) { \
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int height = pred_heights[width][i]; \
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if (!height) \
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break; \
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call_ref(dst0, dststride, src0, src1, srcstride, height); \
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call_new(dst1, dststride, src0, src1, srcstride, height); \
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if (memcmp(dst0, dst1, dststride * height)) \
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fail(); \
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bench_new(dst1, dststride, src0, src1, srcstride, height); \
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} \
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} while (0)
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static void check_unweighted_pred(HEVCDSPContext *h, uint8_t *dst0, uint8_t *dst1,
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int16_t *src0, int16_t *src1, int bit_depth)
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{
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int i;
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randomize_buffers(src0, BUF_SIZE, 8);
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randomize_buffers(src1, BUF_SIZE, 8);
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memset(dst0, 0, BUF_SIZE * sizeof(*dst0));
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memset(dst1, 0, BUF_SIZE * sizeof(*dst1));
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for (i = 0; i < FF_ARRAY_ELEMS(pred_widths); i++) {
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const int width = pred_widths[i];
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const int srcstride = FFALIGN(width, 16) * sizeof(*src0);
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const int dststride = FFALIGN(width, 16) * PIXEL_SIZE(bit_depth);
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{
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declare_func(void, uint8_t *dst, ptrdiff_t dststride, int16_t *src, ptrdiff_t srcstride, int height);
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if (check_func(h->put_unweighted_pred[i], "put_unweighted_pred_%d_%d", width, bit_depth))
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UNWEIGHTED_PRED(dst0, dst1, src0, width, bit_depth);
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if (check_func(h->put_unweighted_pred_chroma[i], "put_unweighted_pred_%d_%d", width / 2, bit_depth))
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UNWEIGHTED_PRED(dst0, dst1, src0, width, bit_depth);
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}
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{
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declare_func(void, uint8_t *dst, ptrdiff_t dststride,
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int16_t *src0, int16_t *src1, ptrdiff_t srcstride, int height);
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if (check_func(h->put_unweighted_pred_avg[i], "put_unweighted_pred_avg_%d_%d", width, bit_depth))
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UNWEIGHTED_PRED_AVG(dst0, dst1, src0, src1, width, bit_depth);
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if (check_func(h->put_unweighted_pred_avg_chroma[i], "put_unweighted_pred_avg_%d_%d", width / 2, bit_depth))
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UNWEIGHTED_PRED_AVG(dst0, dst1, src0, src1, width, bit_depth);
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}
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}
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}
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#define WEIGHTED_PRED(dst0, dst1, src0, width, bit_depth) \
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do { \
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int i; \
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for (i = 0; i < FF_ARRAY_ELEMS(pred_heights[i]); i++) { \
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int height = pred_heights[width][i]; \
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if (!height) \
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break; \
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call_ref(denom, weight0, offset0, dst0, dststride, src0, srcstride, height); \
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call_new(denom, weight0, offset0, dst1, dststride, src0, srcstride, height); \
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if (memcmp(dst0, dst1, dststride * height)) \
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fail(); \
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bench_new(denom, weight0, offset0, dst1, dststride, src0, srcstride, height); \
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} \
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} while (0)
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#define WEIGHTED_PRED_AVG(dst0, dst1, src0, src1, width, bit_depth) \
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do { \
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int i; \
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for (i = 0; i < FF_ARRAY_ELEMS(pred_heights[i]); i++) { \
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int height = pred_heights[width][i]; \
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if (!height) \
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break; \
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call_ref(denom, weight0, weight1, offset0, offset1, dst0, dststride, src0, src1, srcstride, height); \
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call_new(denom, weight0, weight1, offset0, offset1, dst1, dststride, src0, src1, srcstride, height); \
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if (memcmp(dst0, dst1, dststride * height)) \
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fail(); \
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bench_new(denom, weight0, weight1, offset0, offset1, dst1, dststride, src0, src1, srcstride, height); \
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} \
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} while (0)
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static void check_weighted_pred(HEVCDSPContext *h, uint8_t *dst0, uint8_t *dst1,
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int16_t *src0, int16_t *src1, int bit_depth)
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{
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uint8_t denom;
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int16_t weight0, weight1, offset0, offset1;
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int i;
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randomize_buffers(src0, BUF_SIZE, 8);
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randomize_buffers(src1, BUF_SIZE, 8);
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denom = rnd() & 7;
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weight0 = denom + ((rnd() & 255) - 128);
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weight1 = denom + ((rnd() & 255) - 128);
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offset0 = (rnd() & 255) - 128;
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offset1 = (rnd() & 255) - 128;
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memset(dst0, 0, BUF_SIZE * sizeof(*dst0));
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memset(dst1, 0, BUF_SIZE * sizeof(*dst1));
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for (i = 0; i < FF_ARRAY_ELEMS(pred_widths); i++) {
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const int width = pred_widths[i];
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const int srcstride = FFALIGN(width, 16) * sizeof(*src0);
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const int dststride = FFALIGN(width, 16) * PIXEL_SIZE(bit_depth);
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{
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declare_func(void, uint8_t denom, int16_t weight, int16_t offset,
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uint8_t *dst, ptrdiff_t dststride, int16_t *src, ptrdiff_t srcstride, int height);
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if (check_func(h->weighted_pred[i], "weighted_pred_%d_%d", width, bit_depth))
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WEIGHTED_PRED(dst0, dst1, src0, width, bit_depth);
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if (check_func(h->weighted_pred_chroma[i], "weighted_pred_%d_%d", width / 2, bit_depth))
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WEIGHTED_PRED(dst0, dst1, src0, width, bit_depth);
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}
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{
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declare_func(void, uint8_t denom, int16_t weight0, int16_t weight1, int16_t offset0, int16_t offset1,
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uint8_t *dst, ptrdiff_t dststride, int16_t *src0, int16_t *src1, ptrdiff_t srcstride, int height);
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if (check_func(h->weighted_pred_avg[i], "weighted_pred_avg_%d_%d", width, bit_depth))
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WEIGHTED_PRED_AVG(dst0, dst1, src0, src1, width, bit_depth);
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if (check_func(h->weighted_pred_avg_chroma[i], "weighted_pred_avg_%d_%d", width / 2, bit_depth))
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WEIGHTED_PRED_AVG(dst0, dst1, src0, src1, width, bit_depth);
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}
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}
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}
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static void check_epel(HEVCDSPContext *h, int16_t *dst0, int16_t *dst1,
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uint8_t *src, int16_t *mcbuffer, int bit_depth)
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{
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int i, j, k, l, mx, my;
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declare_func(void, int16_t *dst, ptrdiff_t dststride, uint8_t *src, ptrdiff_t srcstride,
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int height, int mx, int my, int16_t *mcbuffer);
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randomize_buffers(src, BUF_SIZE, bit_depth);
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memset(dst0, 0, BUF_SIZE * sizeof(*dst0));
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memset(dst1, 0, BUF_SIZE * sizeof(*dst1));
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for (i = 0; i < 2; i++) {
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for (j = 0; j < 2; j++) {
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for (k = 0; k < FF_ARRAY_ELEMS(h->put_hevc_epel[i][j]); k++) {
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int width = pred_widths[k] / 2;
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int dststride = FFALIGN(width, 16) * sizeof(*dst0);
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int srcstride = FFALIGN(width + 3, 8) * PIXEL_SIZE(bit_depth);
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if (!check_func(h->put_hevc_epel[i][j][k], "epel_%s_%d_%d", interp_names[i][j], width, bit_depth))
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continue;
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for (l = 0; l < FF_ARRAY_ELEMS(pred_heights[0]); l++) {
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int height = pred_heights[width][l];
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if (!height)
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continue;
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for (my = i; my < (i ? 8 : 1); my++)
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for (mx = j; mx < (j ? 8 : 1); mx++) {
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call_ref(dst0, dststride, src + srcstride + PIXEL_SIZE(bit_depth), srcstride, height, mx, my, mcbuffer);
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call_new(dst1, dststride, src + srcstride + PIXEL_SIZE(bit_depth), srcstride, height, mx, my, mcbuffer);
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if (memcmp(dst0, dst1, dststride * height * sizeof(*dst0)))
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fail();
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bench_new(dst1, dststride, src + srcstride + PIXEL_SIZE(bit_depth), srcstride, height, mx, my, mcbuffer);
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}
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}
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}
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}
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}
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}
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static void check_qpel(HEVCDSPContext *h, int16_t *dst0, int16_t *dst1,
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uint8_t *src, int16_t *mcbuffer, int bit_depth)
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{
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int i, j, k, l, mx, my;
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declare_func(void, int16_t *dst, ptrdiff_t dststride, uint8_t *src, ptrdiff_t srcstride,
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int height, int mx, int my, int16_t *mcbuffer);
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randomize_buffers(src, BUF_SIZE, bit_depth);
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memset(dst0, 0, BUF_SIZE * sizeof(*dst0));
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memset(dst1, 0, BUF_SIZE * sizeof(*dst1));
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for (i = 0; i < 2; i++) {
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for (j = 0; j < 2; j++) {
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for (k = 0; k < FF_ARRAY_ELEMS(h->put_hevc_qpel[i][j]); k++) {
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int width = pred_widths[k];
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int dststride = FFALIGN(width, 16) * sizeof(*dst0);
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int srcstride = FFALIGN(width + 7, 8) * PIXEL_SIZE(bit_depth);
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if (!check_func(h->put_hevc_qpel[i][j][k], "qpel_%s_%d_%d", interp_names[i][j], width, bit_depth))
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continue;
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for (l = 0; l < FF_ARRAY_ELEMS(pred_heights[0]); l++) {
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int height = pred_heights[width][l];
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if (!height)
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continue;
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for (my = i; my < (i ? 2 : 1); my++)
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for (mx = j; mx < (j ? 2 : 1); mx++) {
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call_ref(dst0, dststride, src + 3 * srcstride + 3 * PIXEL_SIZE(bit_depth), srcstride, height, mx, my, mcbuffer);
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call_new(dst1, dststride, src + 3 * srcstride + 3 * PIXEL_SIZE(bit_depth), srcstride, height, mx, my, mcbuffer);
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if (memcmp(dst0, dst1, dststride * height * sizeof(*dst0)))
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fail();
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bench_new(dst1, dststride, src + 3 * srcstride + 3 * PIXEL_SIZE(bit_depth), srcstride, height, mx, my, mcbuffer);
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}
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}
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}
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}
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}
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}
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void checkasm_check_hevc_mc(void)
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{
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DECLARE_ALIGNED(16, uint8_t, buf8_0)[BUF_SIZE];
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DECLARE_ALIGNED(16, uint8_t, buf8_1)[BUF_SIZE];
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DECLARE_ALIGNED(16, int16_t, buf16_0)[BUF_SIZE];
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DECLARE_ALIGNED(16, int16_t, buf16_1)[BUF_SIZE];
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DECLARE_ALIGNED(16, int16_t, mcbuffer)[BUF_SIZE];
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HEVCDSPContext h;
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int bit_depth;
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for (bit_depth = 8; bit_depth <= 10; bit_depth++) {
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ff_hevc_dsp_init(&h, bit_depth);
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check_qpel(&h, buf16_0, buf16_1, buf8_0, mcbuffer, bit_depth);
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report("qpel");
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check_epel(&h, buf16_0, buf16_1, buf8_0, mcbuffer, bit_depth);
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report("epel");
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check_unweighted_pred(&h, buf8_0, buf8_1, buf16_0, buf16_1, bit_depth);
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report("unweighted_pred");
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check_weighted_pred(&h, buf8_0, buf8_1, buf16_0, buf16_1, bit_depth);
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report("weighted_pred");
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}
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}
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