/* * Copyright (c) 2016 Ronald S. Bultje * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser 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 #include "checkasm.h" #include "libavfilter/colorspacedsp.h" #include "libavutil/common.h" #include "libavutil/internal.h" #include "libavutil/intreadwrite.h" #define W 64 #define H 64 #define randomize_buffers() \ do { \ unsigned mask = bpp_mask[idepth]; \ int n, m; \ int bpp = 1 + (!!idepth); \ int buf_size = W * H * bpp; \ for (m = 0; m < 3; m++) { \ int ss = m ? ss_w + ss_h : 0; \ int plane_sz = buf_size >> ss; \ for (n = 0; n < plane_sz; n += 4) { \ unsigned r = rnd() & mask; \ AV_WN32A(&src[m][n], r); \ } \ } \ } while (0) static const char *format_string[] = { "444", "422", "420" }; static unsigned bpp_mask[] = { 0xffffffff, 0x03ff03ff, 0x0fff0fff }; static void check_yuv2yuv(void) { declare_func(void, uint8_t *dst[3], ptrdiff_t dst_stride[3], uint8_t *src[3], ptrdiff_t src_stride[3], int w, int h, const int16_t coeff[3][3][8], const int16_t off[2][8]); ColorSpaceDSPContext dsp; int idepth, odepth, fmt, n; LOCAL_ALIGNED_32(uint8_t, src_y, [W * H * 2]); LOCAL_ALIGNED_32(uint8_t, src_u, [W * H * 2]); LOCAL_ALIGNED_32(uint8_t, src_v, [W * H * 2]); uint8_t *src[3] = { src_y, src_u, src_v }; LOCAL_ALIGNED_32(uint8_t, dst0_y, [W * H * 2]); LOCAL_ALIGNED_32(uint8_t, dst0_u, [W * H * 2]); LOCAL_ALIGNED_32(uint8_t, dst0_v, [W * H * 2]); LOCAL_ALIGNED_32(uint8_t, dst1_y, [W * H * 2]); LOCAL_ALIGNED_32(uint8_t, dst1_u, [W * H * 2]); LOCAL_ALIGNED_32(uint8_t, dst1_v, [W * H * 2]); uint8_t *dst0[3] = { dst0_y, dst0_u, dst0_v }, *dst1[3] = { dst1_y, dst1_u, dst1_v }; LOCAL_ALIGNED_32(int16_t, offset_buf, [16]); LOCAL_ALIGNED_32(int16_t, coeff_buf, [3 * 3 * 8]); int16_t (*offset)[8] = (int16_t(*)[8]) offset_buf; int16_t (*coeff)[3][8] = (int16_t(*)[3][8]) coeff_buf; ff_colorspacedsp_init(&dsp); for (n = 0; n < 8; n++) { offset[0][n] = offset[1][n] = 16; coeff[0][0][n] = (1 << 14) + (1 << 7) + 1; coeff[0][1][n] = (1 << 7) - 1; coeff[0][2][n] = -(1 << 8); coeff[1][0][n] = coeff[2][0][n] = 0; coeff[1][1][n] = (1 << 14) + (1 << 7); coeff[1][2][n] = -(1 << 7); coeff[2][2][n] = (1 << 14) - (1 << 6); coeff[2][1][n] = 1 << 6; } for (idepth = 0; idepth < 3; idepth++) { for (odepth = 0; odepth < 3; odepth++) { for (fmt = 0; fmt < 3; fmt++) { if (check_func(dsp.yuv2yuv[idepth][odepth][fmt], "ff_colorspacedsp_yuv2yuv_%sp%dto%d", format_string[fmt], idepth * 2 + 8, odepth * 2 + 8)) { int ss_w = !!fmt, ss_h = fmt == 2; int y_src_stride = W << !!idepth, y_dst_stride = W << !!odepth; int uv_src_stride = y_src_stride >> ss_w, uv_dst_stride = y_dst_stride >> ss_w; randomize_buffers(); call_ref(dst0, (ptrdiff_t[3]) { y_dst_stride, uv_dst_stride, uv_dst_stride }, src, (ptrdiff_t[3]) { y_src_stride, uv_src_stride, uv_src_stride }, W, H, coeff, offset); call_new(dst1, (ptrdiff_t[3]) { y_dst_stride, uv_dst_stride, uv_dst_stride }, src, (ptrdiff_t[3]) { y_src_stride, uv_src_stride, uv_src_stride }, W, H, coeff, offset); if (memcmp(dst0[0], dst1[0], y_dst_stride * H) || memcmp(dst0[1], dst1[1], uv_dst_stride * H >> ss_h) || memcmp(dst0[2], dst1[2], uv_dst_stride * H >> ss_h)) { fail(); } } } } } report("yuv2yuv"); } static void check_yuv2rgb(void) { declare_func(void, int16_t *dst[3], ptrdiff_t dst_stride, uint8_t *src[3], ptrdiff_t src_stride[3], int w, int h, const int16_t coeff[3][3][8], const int16_t off[8]); ColorSpaceDSPContext dsp; int idepth, fmt, n; LOCAL_ALIGNED_32(uint8_t, src_y, [W * H * 2]); LOCAL_ALIGNED_32(uint8_t, src_u, [W * H * 2]); LOCAL_ALIGNED_32(uint8_t, src_v, [W * H * 2]); uint8_t *src[3] = { src_y, src_u, src_v }; LOCAL_ALIGNED_32(int16_t, dst0_y, [W * H]); LOCAL_ALIGNED_32(int16_t, dst0_u, [W * H]); LOCAL_ALIGNED_32(int16_t, dst0_v, [W * H]); LOCAL_ALIGNED_32(int16_t, dst1_y, [W * H]); LOCAL_ALIGNED_32(int16_t, dst1_u, [W * H]); LOCAL_ALIGNED_32(int16_t, dst1_v, [W * H]); int16_t *dst0[3] = { dst0_y, dst0_u, dst0_v }, *dst1[3] = { dst1_y, dst1_u, dst1_v }; LOCAL_ALIGNED_32(int16_t, offset, [8]); LOCAL_ALIGNED_32(int16_t, coeff_buf, [3 * 3 * 8]); int16_t (*coeff)[3][8] = (int16_t(*)[3][8]) coeff_buf; ff_colorspacedsp_init(&dsp); for (n = 0; n < 8; n++) { offset[n] = 16; coeff[0][0][n] = coeff[1][0][n] = coeff[2][0][n] = (1 << 14) | 1; coeff[0][1][n] = coeff[2][2][n] = 0; coeff[0][2][n] = 1 << 13; coeff[1][1][n] = -(1 << 12); coeff[1][2][n] = 1 << 12; coeff[2][1][n] = 1 << 11; } for (idepth = 0; idepth < 3; idepth++) { for (fmt = 0; fmt < 3; fmt++) { if (check_func(dsp.yuv2rgb[idepth][fmt], "ff_colorspacedsp_yuv2rgb_%sp%d", format_string[fmt], idepth * 2 + 8)) { int ss_w = !!fmt, ss_h = fmt == 2; int y_src_stride = W << !!idepth; int uv_src_stride = y_src_stride >> ss_w; randomize_buffers(); call_ref(dst0, W, src, (ptrdiff_t[3]) { y_src_stride, uv_src_stride, uv_src_stride }, W, H, coeff, offset); call_new(dst1, W, src, (ptrdiff_t[3]) { y_src_stride, uv_src_stride, uv_src_stride }, W, H, coeff, offset); if (memcmp(dst0[0], dst1[0], W * H * sizeof(int16_t)) || memcmp(dst0[1], dst1[1], W * H * sizeof(int16_t)) || memcmp(dst0[2], dst1[2], W * H * sizeof(int16_t))) { fail(); } } } } report("yuv2rgb"); } #undef randomize_buffers #define randomize_buffers() \ do { \ int y, x, p; \ for (p = 0; p < 3; p++) { \ for (y = 0; y < H; y++) { \ for (x = 0; x < W; x++) { \ int r = rnd() & 0x7fff; \ r -= (32768 - 28672) >> 1; \ src[p][y * W + x] = r; \ } \ } \ } \ } while (0) static void check_rgb2yuv(void) { declare_func(void, uint8_t *dst[3], ptrdiff_t dst_stride[3], int16_t *src[3], ptrdiff_t src_stride, int w, int h, const int16_t coeff[3][3][8], const int16_t off[8]); ColorSpaceDSPContext dsp; int odepth, fmt, n; LOCAL_ALIGNED_32(int16_t, src_y, [W * H * 2]); LOCAL_ALIGNED_32(int16_t, src_u, [W * H * 2]); LOCAL_ALIGNED_32(int16_t, src_v, [W * H * 2]); int16_t *src[3] = { src_y, src_u, src_v }; LOCAL_ALIGNED_32(uint8_t, dst0_y, [W * H]); LOCAL_ALIGNED_32(uint8_t, dst0_u, [W * H]); LOCAL_ALIGNED_32(uint8_t, dst0_v, [W * H]); LOCAL_ALIGNED_32(uint8_t, dst1_y, [W * H]); LOCAL_ALIGNED_32(uint8_t, dst1_u, [W * H]); LOCAL_ALIGNED_32(uint8_t, dst1_v, [W * H]); uint8_t *dst0[3] = { dst0_y, dst0_u, dst0_v }, *dst1[3] = { dst1_y, dst1_u, dst1_v }; LOCAL_ALIGNED_32(int16_t, offset, [8]); LOCAL_ALIGNED_32(int16_t, coeff_buf, [3 * 3 * 8]); int16_t (*coeff)[3][8] = (int16_t(*)[3][8]) coeff_buf; ff_colorspacedsp_init(&dsp); for (n = 0; n < 8; n++) { offset[n] = 16; // these somewhat resemble bt601/smpte170m coefficients coeff[0][0][n] = lrint(0.3 * (1 << 14)); coeff[0][1][n] = lrint(0.6 * (1 << 14)); coeff[0][2][n] = lrint(0.1 * (1 << 14)); coeff[1][0][n] = lrint(-0.15 * (1 << 14)); coeff[1][1][n] = lrint(-0.35 * (1 << 14)); coeff[1][2][n] = lrint(0.5 * (1 << 14)); coeff[2][0][n] = lrint(0.5 * (1 << 14)); coeff[2][1][n] = lrint(-0.42 * (1 << 14)); coeff[2][2][n] = lrint(-0.08 * (1 << 14)); } for (odepth = 0; odepth < 3; odepth++) { for (fmt = 0; fmt < 3; fmt++) { if (check_func(dsp.rgb2yuv[odepth][fmt], "ff_colorspacedsp_rgb2yuv_%sp%d", format_string[fmt], odepth * 2 + 8)) { int ss_w = !!fmt, ss_h = fmt == 2; int y_dst_stride = W << !!odepth; int uv_dst_stride = y_dst_stride >> ss_w; randomize_buffers(); call_ref(dst0, (ptrdiff_t[3]) { y_dst_stride, uv_dst_stride, uv_dst_stride }, src, W, W, H, coeff, offset); call_new(dst1, (ptrdiff_t[3]) { y_dst_stride, uv_dst_stride, uv_dst_stride }, src, W, W, H, coeff, offset); if (memcmp(dst0[0], dst1[0], H * y_dst_stride) || memcmp(dst0[1], dst1[1], H * uv_dst_stride >> ss_h) || memcmp(dst0[2], dst1[2], H * uv_dst_stride >> ss_h)) { fail(); } } } } report("rgb2yuv"); } static void check_multiply3x3(void) { declare_func(void, int16_t *data[3], ptrdiff_t stride, int w, int h, const int16_t coeff[3][3][8]); ColorSpaceDSPContext dsp; LOCAL_ALIGNED_32(int16_t, dst0_y, [W * H]); LOCAL_ALIGNED_32(int16_t, dst0_u, [W * H]); LOCAL_ALIGNED_32(int16_t, dst0_v, [W * H]); LOCAL_ALIGNED_32(int16_t, dst1_y, [W * H]); LOCAL_ALIGNED_32(int16_t, dst1_u, [W * H]); LOCAL_ALIGNED_32(int16_t, dst1_v, [W * H]); int16_t *dst0[3] = { dst0_y, dst0_u, dst0_v }, *dst1[3] = { dst1_y, dst1_u, dst1_v }; int16_t **src = dst0; LOCAL_ALIGNED_32(int16_t, coeff_buf, [3 * 3 * 8]); int16_t (*coeff)[3][8] = (int16_t(*)[3][8]) coeff_buf; int n; ff_colorspacedsp_init(&dsp); for (n = 0; n < 8; n++) { coeff[0][0][n] = lrint(0.85 * (1 << 14)); coeff[0][1][n] = lrint(0.10 * (1 << 14)); coeff[0][2][n] = lrint(0.05 * (1 << 14)); coeff[1][0][n] = lrint(-0.1 * (1 << 14)); coeff[1][1][n] = lrint(0.95 * (1 << 14)); coeff[1][2][n] = lrint(0.15 * (1 << 14)); coeff[2][0][n] = lrint(-0.2 * (1 << 14)); coeff[2][1][n] = lrint(0.30 * (1 << 14)); coeff[2][2][n] = lrint(0.90 * (1 << 14)); } if (check_func(dsp.multiply3x3, "ff_colorspacedsp_multiply3x3")) { randomize_buffers(); memcpy(dst1_y, dst0_y, W * H * sizeof(*dst1_y)); memcpy(dst1_u, dst0_u, W * H * sizeof(*dst1_u)); memcpy(dst1_v, dst0_v, W * H * sizeof(*dst1_v)); call_ref(dst0, W, W, H, coeff); call_new(dst1, W, W, H, coeff); if (memcmp(dst0[0], dst1[0], H * W * sizeof(*dst0_y)) || memcmp(dst0[1], dst1[1], H * W * sizeof(*dst0_u)) || memcmp(dst0[2], dst1[2], H * W * sizeof(*dst0_v))) { fail(); } } report("multiply3x3"); } void checkasm_check_colorspace(void) { check_yuv2yuv(); check_yuv2rgb(); check_rgb2yuv(); check_multiply3x3(); }