static void sinus (void) { params p; gint bytes; GimpPixelRgn dest_rgn; gint x1, y1, x2, y2; gpointer pr; gint progress, max_progress; prepare_coef(&p); gimp_drawable_mask_bounds(drawable->drawable_id, &x1, &y1, &x2, &y2); p.width = drawable->width; p.height = drawable->height; bytes = drawable->bpp; gimp_pixel_rgn_init (&dest_rgn, drawable, x1, y1, x2 - x1, y2 - y1, TRUE,TRUE); progress = 0; max_progress = (x2 - x1) * (y2 - y1); for (pr = gimp_pixel_rgns_register (1, &dest_rgn); pr != NULL; pr = gimp_pixel_rgns_process (pr)) { switch (bytes) { case 4: compute_block_x (dest_rgn.data, dest_rgn.rowstride, dest_rgn.x, dest_rgn.y, dest_rgn.w, dest_rgn.h, 4, assign_block_4, &p); break; case 3: compute_block_x (dest_rgn.data, dest_rgn.rowstride, dest_rgn.x, dest_rgn.y, dest_rgn.w, dest_rgn.h, 3, assign_block_3, &p); break; case 2: compute_block_x (dest_rgn.data, dest_rgn.rowstride, dest_rgn.x, dest_rgn.y, dest_rgn.w, dest_rgn.h, 2, assign_block_2, &p); break; case 1: compute_block_x (dest_rgn.data, dest_rgn.rowstride, dest_rgn.x, dest_rgn.y, dest_rgn.w, dest_rgn.h, 1, assign_block_1, &p); break; } progress += dest_rgn.w * dest_rgn.h; gimp_progress_update ((double) progress / (double) max_progress); } gimp_drawable_flush (drawable); gimp_drawable_merge_shadow (drawable->drawable_id, TRUE); gimp_drawable_update (drawable->drawable_id, x1, y1, x2 - x1, y2 - y1); }
void sinus_do_preview (GtkWidget *widget) { static GtkWidget *theWidget = NULL; gint rowsize; guchar *buf; params p; if (!do_preview) return; if (theWidget == NULL) { theWidget = widget; } rowsize = thePreview->width * thePreview->bpp; buf = g_new (guchar, thePreview->width*thePreview->height*thePreview->bpp); p.height = thePreview->height; p.width = thePreview->width; prepare_coef (&p); if (thePreview->bpp == 3) /* [dindinx]: it looks to me that this is always true... */ compute_block_x (buf, rowsize, 0, 0, thePreview->width, thePreview->height, 3, assign_block_3, &p); else if (thePreview->bpp == 1) { compute_block_x (buf, rowsize, 0, 0, thePreview->width, thePreview->height, 1, assign_block_1, &p); } gimp_preview_area_draw (GIMP_PREVIEW_AREA (theWidget), 0, 0, thePreview->width, thePreview->height, GIMP_RGB_IMAGE, buf, rowsize); g_free (buf); }
Matrix::Matrix (const ::VSMap &in, ::VSMap &out, void * /*user_data_ptr*/, ::VSCore &core, const ::VSAPI &vsapi) : vsutl::FilterBase (vsapi, "matrix", ::fmParallel, 0) , _clip_src_sptr (vsapi.propGetNode (&in, "clip", 0, 0), vsapi) , _vi_in (*_vsapi.getVideoInfo (_clip_src_sptr.get ())) , _vi_out (_vi_in) , _sse_flag (false) , _sse2_flag (false) , _avx_flag (false) , _avx2_flag (false) , _range_set_src_flag (false) , _range_set_dst_flag (false) , _full_range_src_flag (false) , _full_range_dst_flag (false) /*, _mat_main ()*/ , _csp_out (fmtcl::ColorSpaceH265_UNSPECIFIED) , _plane_out (get_arg_int (in, out, "singleout", -1)) , _proc_uptr () { assert (&in != 0); assert (&out != 0); assert (&core != 0); assert (&vsapi != 0); vsutl::CpuOpt cpu_opt (*this, in, out); _sse_flag = cpu_opt.has_sse (); _sse2_flag = cpu_opt.has_sse2 (); _avx_flag = cpu_opt.has_avx (); _avx2_flag = cpu_opt.has_avx2 (); _proc_uptr = std::unique_ptr <fmtcl::MatrixProc> (new fmtcl::MatrixProc ( _sse_flag, _sse2_flag, _avx_flag, _avx2_flag )); // Checks the input clip if (_vi_in.format == 0) { throw_inval_arg ("only constant pixel formats are supported."); } const ::VSFormat & fmt_src = *_vi_in.format; if (fmt_src.subSamplingW != 0 || fmt_src.subSamplingH != 0) { throw_inval_arg ("input must be 4:4:4."); } if (fmt_src.numPlanes != NBR_PLANES) { throw_inval_arg ("greyscale format not supported as input."); } if ( ( fmt_src.sampleType == ::stInteger && ( fmt_src.bitsPerSample < 8 || fmt_src.bitsPerSample > 12) && fmt_src.bitsPerSample != 16) || ( fmt_src.sampleType == ::stFloat && fmt_src.bitsPerSample != 32)) { throw_inval_arg ("pixel bitdepth not supported."); } if (_plane_out >= NBR_PLANES) { throw_inval_arg ( "singleout is a plane index and must be -1 or ranging from 0 to 3." ); } // Destination colorspace bool force_col_fam_flag; const ::VSFormat * fmt_dst_ptr = get_output_colorspace ( in, out, core, fmt_src, _plane_out, force_col_fam_flag ); if ( fmt_dst_ptr->colorFamily != ::cmGray && fmt_dst_ptr->colorFamily != ::cmRGB && fmt_dst_ptr->colorFamily != ::cmYUV && fmt_dst_ptr->colorFamily != ::cmYCoCg) { throw_inval_arg ("unsupported color family for output."); } if ( ( fmt_dst_ptr->sampleType == ::stInteger && ( fmt_dst_ptr->bitsPerSample < 8 || fmt_dst_ptr->bitsPerSample > 12) && fmt_dst_ptr->bitsPerSample != 16) || ( fmt_dst_ptr->sampleType == ::stFloat && fmt_dst_ptr->bitsPerSample != 32)) { throw_inval_arg ("output bitdepth not supported."); } if ( fmt_dst_ptr->sampleType != fmt_src.sampleType || fmt_dst_ptr->bitsPerSample < fmt_src.bitsPerSample || fmt_dst_ptr->subSamplingW != fmt_src.subSamplingW || fmt_dst_ptr->subSamplingH != fmt_src.subSamplingH) { throw_inval_arg ( "specified output colorspace is not compatible with the input." ); } // Preliminary matrix test: deduce the target color family if unspecified if ( ! force_col_fam_flag && fmt_dst_ptr->colorFamily != ::cmGray) { int def_count = 0; def_count += is_arg_defined (in, "mat" ) ? 1 : 0; def_count += is_arg_defined (in, "mats") ? 1 : 0; def_count += is_arg_defined (in, "matd") ? 1 : 0; if (def_count == 1) { std::string tmp_mat (get_arg_str (in, out, "mat", "")); tmp_mat = get_arg_str (in, out, "mats", tmp_mat); tmp_mat = get_arg_str (in, out, "matd", tmp_mat); fmtcl::ColorSpaceH265 tmp_csp = find_cs_from_mat_str (*this, tmp_mat, false); fmt_dst_ptr = find_dst_col_fam (tmp_csp, fmt_dst_ptr, fmt_src, core); } } // Output format is validated. _vi_out.format = fmt_dst_ptr; const ::VSFormat &fmt_dst = *fmt_dst_ptr; const int nbr_expected_coef = NBR_PLANES * (NBR_PLANES + 1); bool mat_init_flag = false; // Matrix presets std::string mat (get_arg_str (in, out, "mat", "")); std::string mats (( fmt_src.colorFamily == ::cmYUV ) ? mat : ""); std::string matd (( fmt_dst.colorFamily == ::cmYUV || fmt_dst.colorFamily == ::cmGray) ? mat : ""); mats = get_arg_str (in, out, "mats", mats); matd = get_arg_str (in, out, "matd", matd); if (! mats.empty () || ! matd.empty ()) { fstb::conv_to_lower_case (mats); fstb::conv_to_lower_case (matd); select_def_mat (mats, fmt_src); select_def_mat (matd, fmt_dst); fmtcl::Mat4 m2s; fmtcl::Mat4 m2d; make_mat_from_str (m2s, mats, true); make_mat_from_str (m2d, matd, false); _csp_out = find_cs_from_mat_str (*this, matd, false); _mat_main = m2d * m2s; mat_init_flag = true; } // Range _full_range_src_flag = (get_arg_int ( in, out, "fulls" , vsutl::is_full_range_default (fmt_src) ? 1 : 0, 0, &_range_set_src_flag ) != 0); _full_range_dst_flag = (get_arg_int ( in, out, "fulld", vsutl::is_full_range_default (fmt_dst) ? 1 : 0, 0, &_range_set_dst_flag ) != 0); // Custom coefficients const int nbr_coef = _vsapi.propNumElements (&in, "coef"); const bool custom_mat_flag = (nbr_coef > 0); if (custom_mat_flag) { if (nbr_coef != nbr_expected_coef) { throw_inval_arg ("coef has a wrong number of elements."); } for (int y = 0; y < NBR_PLANES + 1; ++y) { for (int x = 0; x < NBR_PLANES + 1; ++x) { _mat_main [y] [x] = (x == y) ? 1 : 0; if ( (x < fmt_src.numPlanes || x == NBR_PLANES) && y < fmt_dst.numPlanes) { int err = 0; const int index = y * (fmt_src.numPlanes + 1) + x; const double c = _vsapi.propGetFloat (&in, "coef", index, &err); if (err != 0) { throw_rt_err ("error while reading the matrix coefficients."); } _mat_main [y] [x] = c; } } } mat_init_flag = true; } if (! mat_init_flag) { throw_inval_arg ( "you must specify a matrix preset or a custom coefficient list." ); } prepare_coef (fmt_dst, fmt_src); if (_vsapi.getError (&out) != 0) { throw -1; } }