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https://git.ffmpeg.org/ffmpeg.git
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3f82b38516
Only the idct_dc and add_residual functions have MMX versions, so one can use the version with the stricter check (that checks that the MMX registers have not been clobbered) for all the other checks. Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
102 lines
3.7 KiB
C
102 lines
3.7 KiB
C
/*
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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/intreadwrite.h"
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#include "libavutil/mem_internal.h"
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#include "libavcodec/avcodec.h"
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#include "libavcodec/hevcdsp.h"
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#include "checkasm.h"
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static const uint32_t pixel_mask[3] = { 0xffffffff, 0x03ff03ff, 0x0fff0fff };
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#define SIZEOF_PIXEL ((bit_depth + 7) / 8)
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#define BUF_STRIDE (8 * 2)
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#define BUF_LINES (8)
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#define BUF_OFFSET (BUF_STRIDE * BUF_LINES)
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#define BUF_SIZE (BUF_STRIDE * BUF_LINES + BUF_OFFSET * 2)
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#define randomize_buffers(buf0, buf1, size) \
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do { \
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uint32_t mask = pixel_mask[(bit_depth - 8) >> 1]; \
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int k; \
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for (k = 0; k < size; k += 4) { \
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uint32_t r = rnd() & mask; \
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AV_WN32A(buf0 + k, r); \
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AV_WN32A(buf1 + k, r); \
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} \
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} while (0)
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static void check_deblock_chroma(HEVCDSPContext *h, int bit_depth)
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{
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int32_t tc[2] = { 0, 0 };
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// no_p, no_q can only be { 0,0 } for the simpler assembly (non *_c
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// variant) functions, see deblocking_filter_CTB() in hevc_filter.c
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uint8_t no_p[2] = { 0, 0 };
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uint8_t no_q[2] = { 0, 0 };
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LOCAL_ALIGNED_32(uint8_t, buf0, [BUF_SIZE]);
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LOCAL_ALIGNED_32(uint8_t, buf1, [BUF_SIZE]);
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declare_func(void, uint8_t *pix, ptrdiff_t stride, int32_t *tc, uint8_t *no_p, uint8_t *no_q);
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if (check_func(h->hevc_h_loop_filter_chroma, "hevc_h_loop_filter_chroma%d", bit_depth)) {
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for (int i = 0; i < 4; i++) {
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randomize_buffers(buf0, buf1, BUF_SIZE);
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// see betatable[] in hevc_filter.c
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tc[0] = (rnd() & 63) + (rnd() & 1);
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tc[1] = (rnd() & 63) + (rnd() & 1);
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call_ref(buf0 + BUF_OFFSET, BUF_STRIDE, tc, no_p, no_q);
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call_new(buf1 + BUF_OFFSET, BUF_STRIDE, tc, no_p, no_q);
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if (memcmp(buf0, buf1, BUF_SIZE))
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fail();
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}
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bench_new(buf1 + BUF_OFFSET, BUF_STRIDE, tc, no_p, no_q);
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}
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if (check_func(h->hevc_v_loop_filter_chroma, "hevc_v_loop_filter_chroma%d", bit_depth)) {
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for (int i = 0; i < 4; i++) {
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randomize_buffers(buf0, buf1, BUF_SIZE);
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// see betatable[] in hevc_filter.c
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tc[0] = (rnd() & 63) + (rnd() & 1);
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tc[1] = (rnd() & 63) + (rnd() & 1);
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call_ref(buf0 + BUF_OFFSET, BUF_STRIDE, tc, no_p, no_q);
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call_new(buf1 + BUF_OFFSET, BUF_STRIDE, tc, no_p, no_q);
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if (memcmp(buf0, buf1, BUF_SIZE))
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fail();
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}
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bench_new(buf1 + BUF_OFFSET, BUF_STRIDE, tc, no_p, no_q);
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}
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}
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void checkasm_check_hevc_deblock(void)
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{
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int bit_depth;
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for (bit_depth = 8; bit_depth <= 12; bit_depth += 2) {
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HEVCDSPContext h;
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ff_hevc_dsp_init(&h, bit_depth);
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check_deblock_chroma(&h, bit_depth);
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}
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report("chroma");
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}
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