forked from mia/Aegisub
cf936f5e12
http://greg.geekmind.org/mplayer/libass-snapshot-20090214.tar.gz * \be filter with [1,2,1] kernel (like vsfilter) * "decimal point" support, e.g. numbers with fractional parts are dealt with correctly * shadow without border * "compromise" fix for transparency + aa * misc fixes: \be and \blur radius and a memory leak * proper compositing of overlapping translucent outlines Originally committed to SVN as r2733.
126 lines
3 KiB
C
126 lines
3 KiB
C
// -*- c-basic-offset: 8; indent-tabs-mode: t -*-
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// vim:ts=8:sw=8:noet:ai:
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/*
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* Copyright (C) 2006 Evgeniy Stepanov <eugeni.stepanov@gmail.com>
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*
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* This file is part of libass.
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*
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* libass 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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* libass 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 libass; 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 "config.h"
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#include <stdlib.h>
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#include <inttypes.h>
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#include <ft2build.h>
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#include FT_GLYPH_H
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#include "mputils.h"
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#include "ass_utils.h"
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int mystrtoi(char** p, int base, int* res)
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{
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// NOTE: base argument is ignored, but not used anyway
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double temp_res;
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char* start = *p;
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temp_res = strtod(*p, p);
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*res = (int) (temp_res + 0.5);
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//printf("read %f, rounded to %d\n", temp_res, *res);
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if (*p != start) return 1;
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else return 0;
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}
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int mystrtoll(char** p, int base, long long* res)
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{
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// NOTE: base argument is ignored, but not used anyway
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double temp_res;
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char* start = *p;
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temp_res = strtod(*p, p);
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*res = (long long) (temp_res + 0.5);
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if (*p != start) return 1;
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else return 0;
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}
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int mystrtou32(char** p, int base, uint32_t* res)
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{
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char* start = *p;
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*res = strtoll(*p, p, base);
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if (*p != start) return 1;
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else return 0;
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}
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int mystrtod(char** p, double* res)
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{
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char* start = *p;
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*res = strtod(*p, p);
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if (*p != start) return 1;
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else return 0;
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}
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int strtocolor(char** q, uint32_t* res)
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{
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uint32_t color = 0;
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int result;
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char* p = *q;
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if (*p == '&') ++p;
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else mp_msg(MSGT_ASS, MSGL_DBG2, "suspicious color format: \"%s\"\n", p);
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if (*p == 'H' || *p == 'h') {
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++p;
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result = mystrtou32(&p, 16, &color);
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} else {
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result = mystrtou32(&p, 0, &color);
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}
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{
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unsigned char* tmp = (unsigned char*)(&color);
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unsigned char b;
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b = tmp[0]; tmp[0] = tmp[3]; tmp[3] = b;
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b = tmp[1]; tmp[1] = tmp[2]; tmp[2] = b;
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}
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if (*p == '&') ++p;
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*q = p;
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*res = color;
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return result;
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}
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#if 0
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static void sprint_tag(uint32_t tag, char* dst)
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{
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dst[0] = (tag >> 24) & 0xFF;
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dst[1] = (tag >> 16) & 0xFF;
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dst[2] = (tag >> 8) & 0xFF;
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dst[3] = tag & 0xFF;
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dst[4] = 0;
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}
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void dump_glyph(FT_Glyph g)
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{
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char tag[5];
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int i;
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FT_OutlineGlyph og = (FT_OutlineGlyph)g;
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FT_Outline* o = &(og->outline);
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sprint_tag(g->format, tag);
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printf("glyph: %p \n", g);
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printf("format: %s \n", tag);
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printf("outline: %p \n", o);
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printf("contours: %d, points: %d, points ptr: %p \n", o->n_contours, o->n_points, o->points);
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for (i = 0; i < o->n_points; ++i) {
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printf(" point %f, %f \n", d6_to_double(o->points[i].x), d6_to_double(o->points[i].y));
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}
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}
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#endif
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