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"); }