diff options
Diffstat (limited to 'tests/checkasm/hevc_deblock.c')
| -rw-r--r-- | tests/checkasm/hevc_deblock.c | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/tests/checkasm/hevc_deblock.c b/tests/checkasm/hevc_deblock.c new file mode 100644 index 0000000000..e003f98d02 --- /dev/null +++ b/tests/checkasm/hevc_deblock.c @@ -0,0 +1,101 @@ +/* + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with FFmpeg; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#include <string.h> + +#include "libavutil/intreadwrite.h" +#include "libavutil/mem_internal.h" + +#include "libavcodec/avcodec.h" +#include "libavcodec/hevcdsp.h" + +#include "checkasm.h" + +static const uint32_t pixel_mask[3] = { 0xffffffff, 0x03ff03ff, 0x0fff0fff }; + +#define SIZEOF_PIXEL ((bit_depth + 7) / 8) +#define BUF_STRIDE (8 * 2) +#define BUF_LINES (8) +#define BUF_OFFSET (BUF_STRIDE * BUF_LINES) +#define BUF_SIZE (BUF_STRIDE * BUF_LINES + BUF_OFFSET * 2) + +#define randomize_buffers(buf0, buf1, size) \ + do { \ + uint32_t mask = pixel_mask[(bit_depth - 8) >> 1]; \ + int k; \ + for (k = 0; k < size; k += 4) { \ + uint32_t r = rnd() & mask; \ + AV_WN32A(buf0 + k, r); \ + AV_WN32A(buf1 + k, r); \ + } \ + } while (0) + +static void check_deblock_chroma(HEVCDSPContext h, int bit_depth) +{ + int32_t tc[2] = { 0, 0 }; + // no_p, no_q can only be { 0,0 } for the simpler assembly (non *_c + // variant) functions, see deblocking_filter_CTB() in hevc_filter.c + uint8_t no_p[2] = { 0, 0 }; + uint8_t no_q[2] = { 0, 0 }; + LOCAL_ALIGNED_32(uint8_t, buf0, [BUF_SIZE]); + LOCAL_ALIGNED_32(uint8_t, buf1, [BUF_SIZE]); + + declare_func_emms(AV_CPU_FLAG_MMX, void, uint8_t *pix, ptrdiff_t stride, int32_t *tc, uint8_t *no_p, uint8_t *no_q); + + if (check_func(h.hevc_h_loop_filter_chroma, "hevc_h_loop_filter_chroma%d", bit_depth)) { + for (int i = 0; i < 4; i++) { + randomize_buffers(buf0, buf1, BUF_SIZE); + // see betatable[] in hevc_filter.c + tc[0] = (rnd() & 63) + (rnd() & 1); + tc[1] = (rnd() & 63) + (rnd() & 1); + + call_ref(buf0 + BUF_OFFSET, BUF_STRIDE, tc, no_p, no_q); + call_new(buf1 + BUF_OFFSET, BUF_STRIDE, tc, no_p, no_q); + if (memcmp(buf0, buf1, BUF_SIZE)) + fail(); + } + bench_new(buf1 + BUF_OFFSET, BUF_STRIDE, tc, no_p, no_q); + } + + if (check_func(h.hevc_v_loop_filter_chroma, "hevc_v_loop_filter_chroma%d", bit_depth)) { + for (int i = 0; i < 4; i++) { + randomize_buffers(buf0, buf1, BUF_SIZE); + // see betatable[] in hevc_filter.c + tc[0] = (rnd() & 63) + (rnd() & 1); + tc[1] = (rnd() & 63) + (rnd() & 1); + + call_ref(buf0 + BUF_OFFSET, BUF_STRIDE, tc, no_p, no_q); + call_new(buf1 + BUF_OFFSET, BUF_STRIDE, tc, no_p, no_q); + if (memcmp(buf0, buf1, BUF_SIZE)) + fail(); + } + bench_new(buf1 + BUF_OFFSET, BUF_STRIDE, tc, no_p, no_q); + } +} + +void checkasm_check_hevc_deblock(void) +{ + int bit_depth; + + for (bit_depth = 8; bit_depth <= 12; bit_depth += 2) { + HEVCDSPContext h; + ff_hevc_dsp_init(&h, bit_depth); + check_deblock_chroma(h, bit_depth); + } + report("chroma"); +} |