X-Git-Url: http://git.videolan.org/?p=ffmpeg.git;a=blobdiff_plain;f=libavfilter%2Fvf_drawtext.c;h=a3adaa7dfc46c90553ff5b37db34418c89b52afa;hp=21ec176103d1a1ee1c6548793bcf96bc3bcf1edf;hb=702a62a1c6b97a8befa114da4ab4aa2b541352af;hpb=a5b64584f3ee1ffff5280b5be8425591725f844a;ds=sidebyside diff --git a/libavfilter/vf_drawtext.c b/libavfilter/vf_drawtext.c index 21ec176103..a3adaa7dfc 100644 --- a/libavfilter/vf_drawtext.c +++ b/libavfilter/vf_drawtext.c @@ -3,20 +3,20 @@ * Copyright (c) 2010 S.N. Hemanth Meenakshisundaram * Copyright (c) 2003 Gustavo Sverzut Barbieri * - * This file is part of FFmpeg. + * This file is part of Libav. * - * FFmpeg is free software; you can redistribute it and/or + * Libav 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, + * Libav 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 + * License along with Libav; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ @@ -49,19 +49,25 @@ typedef struct { const AVClass *class; uint8_t *fontfile; ///< font to be used uint8_t *text; ///< text to be drawn - uint8_t *text_priv; ///< used to detect whether text changed + uint8_t *expanded_text; ///< used to contain the strftime()-expanded text + size_t expanded_text_size; ///< size in bytes of the expanded_text buffer int ft_load_flags; ///< flags used for loading fonts, see FT_LOAD_* FT_Vector *positions; ///< positions for each element in the text + size_t nb_positions; ///< number of elements of positions array char *textfile; ///< file with text to be drawn unsigned int x; ///< x position to start drawing text unsigned int y; ///< y position to start drawing text + int shadowx, shadowy; unsigned int fontsize; ///< font size to use char *fontcolor_string; ///< font color as string char *boxcolor_string; ///< box color as string + char *shadowcolor_string; ///< shadow color as string uint8_t fontcolor[4]; ///< foreground color uint8_t boxcolor[4]; ///< background color + uint8_t shadowcolor[4]; ///< shadow color uint8_t fontcolor_rgba[4]; ///< foreground color in RGBA uint8_t boxcolor_rgba[4]; ///< background color in RGBA + uint8_t shadowcolor_rgba[4]; ///< shadow color in RGBA short int draw_box; ///< draw box around text - true or false int use_kerning; ///< font kerning is used - true/false @@ -80,34 +86,37 @@ typedef struct { #define OFFSET(x) offsetof(DrawTextContext, x) static const AVOption drawtext_options[]= { -{"fontfile", "set font file", OFFSET(fontfile), FF_OPT_TYPE_STRING, 0, CHAR_MIN, CHAR_MAX }, -{"text", "set text", OFFSET(text), FF_OPT_TYPE_STRING, 0, CHAR_MIN, CHAR_MAX }, -{"textfile", "set text file", OFFSET(textfile), FF_OPT_TYPE_STRING, 0, CHAR_MIN, CHAR_MAX }, -{"fontcolor","set foreground color", OFFSET(fontcolor_string), FF_OPT_TYPE_STRING, 0, CHAR_MIN, CHAR_MAX }, -{"boxcolor", "set box color", OFFSET(boxcolor_string), FF_OPT_TYPE_STRING, 0, CHAR_MIN, CHAR_MAX }, -{"box", "set box", OFFSET(draw_box), FF_OPT_TYPE_INT, 0, 0, 1 }, -{"fontsize", "set font size", OFFSET(fontsize), FF_OPT_TYPE_INT, 16, 1, 72 }, -{"x", "set x", OFFSET(x), FF_OPT_TYPE_INT, 0, 0, INT_MAX }, -{"y", "set y", OFFSET(y), FF_OPT_TYPE_INT, 0, 0, INT_MAX }, -{"tabsize", "set tab size", OFFSET(tabsize), FF_OPT_TYPE_INT, 4, 0, INT_MAX }, +{"fontfile", "set font file", OFFSET(fontfile), FF_OPT_TYPE_STRING, {.str=NULL}, CHAR_MIN, CHAR_MAX }, +{"text", "set text", OFFSET(text), FF_OPT_TYPE_STRING, {.str=NULL}, CHAR_MIN, CHAR_MAX }, +{"textfile", "set text file", OFFSET(textfile), FF_OPT_TYPE_STRING, {.str=NULL}, CHAR_MIN, CHAR_MAX }, +{"fontcolor","set foreground color", OFFSET(fontcolor_string), FF_OPT_TYPE_STRING, {.str=NULL}, CHAR_MIN, CHAR_MAX }, +{"boxcolor", "set box color", OFFSET(boxcolor_string), FF_OPT_TYPE_STRING, {.str=NULL}, CHAR_MIN, CHAR_MAX }, +{"shadowcolor", "set shadow color", OFFSET(shadowcolor_string), FF_OPT_TYPE_STRING, {.str=NULL}, CHAR_MIN, CHAR_MAX }, +{"box", "set box", OFFSET(draw_box), FF_OPT_TYPE_INT, {.dbl=0}, 0, 1 }, +{"fontsize", "set font size", OFFSET(fontsize), FF_OPT_TYPE_INT, {.dbl=16}, 1, 72 }, +{"x", "set x", OFFSET(x), FF_OPT_TYPE_INT, {.dbl=0}, 0, INT_MAX }, +{"y", "set y", OFFSET(y), FF_OPT_TYPE_INT, {.dbl=0}, 0, INT_MAX }, +{"shadowx", "set x", OFFSET(shadowx), FF_OPT_TYPE_INT, {.dbl=0}, INT_MIN, INT_MAX }, +{"shadowy", "set y", OFFSET(shadowy), FF_OPT_TYPE_INT, {.dbl=0}, INT_MIN, INT_MAX }, +{"tabsize", "set tab size", OFFSET(tabsize), FF_OPT_TYPE_INT, {.dbl=4}, 0, INT_MAX }, /* FT_LOAD_* flags */ -{"ft_load_flags", "set font loading flags for libfreetype", OFFSET(ft_load_flags), FF_OPT_TYPE_FLAGS, FT_LOAD_DEFAULT|FT_LOAD_RENDER, 0, INT_MAX, 0, "ft_load_flags" }, -{"default", "set default", 0, FF_OPT_TYPE_CONST, FT_LOAD_DEFAULT, INT_MIN, INT_MAX, 0, "ft_load_flags" }, -{"no_scale", "set no_scale", 0, FF_OPT_TYPE_CONST, FT_LOAD_NO_SCALE, INT_MIN, INT_MAX, 0, "ft_load_flags" }, -{"no_hinting", "set no_hinting", 0, FF_OPT_TYPE_CONST, FT_LOAD_NO_HINTING, INT_MIN, INT_MAX, 0, "ft_load_flags" }, -{"render", "set render", 0, FF_OPT_TYPE_CONST, FT_LOAD_RENDER, INT_MIN, INT_MAX, 0, "ft_load_flags" }, -{"no_bitmap", "set no_bitmap", 0, FF_OPT_TYPE_CONST, FT_LOAD_NO_BITMAP, INT_MIN, INT_MAX, 0, "ft_load_flags" }, -{"vertical_layout", "set vertical_layout", 0, FF_OPT_TYPE_CONST, FT_LOAD_VERTICAL_LAYOUT, INT_MIN, INT_MAX, 0, "ft_load_flags" }, -{"force_autohint", "set force_autohint", 0, FF_OPT_TYPE_CONST, FT_LOAD_FORCE_AUTOHINT, INT_MIN, INT_MAX, 0, "ft_load_flags" }, -{"crop_bitmap", "set crop_bitmap", 0, FF_OPT_TYPE_CONST, FT_LOAD_CROP_BITMAP, INT_MIN, INT_MAX, 0, "ft_load_flags" }, -{"pedantic", "set pedantic", 0, FF_OPT_TYPE_CONST, FT_LOAD_PEDANTIC, INT_MIN, INT_MAX, 0, "ft_load_flags" }, -{"ignore_global_advance_width", "set ignore_global_advance_width", 0, FF_OPT_TYPE_CONST, FT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH, INT_MIN, INT_MAX, 0, "ft_load_flags" }, -{"no_recurse", "set no_recurse", 0, FF_OPT_TYPE_CONST, FT_LOAD_NO_RECURSE, INT_MIN, INT_MAX, 0, "ft_load_flags" }, -{"ignore_transform", "set ignore_transform", 0, FF_OPT_TYPE_CONST, FT_LOAD_IGNORE_TRANSFORM, INT_MIN, INT_MAX, 0, "ft_load_flags" }, -{"monochrome", "set monochrome", 0, FF_OPT_TYPE_CONST, FT_LOAD_MONOCHROME, INT_MIN, INT_MAX, 0, "ft_load_flags" }, -{"linear_design", "set linear_design", 0, FF_OPT_TYPE_CONST, FT_LOAD_LINEAR_DESIGN, INT_MIN, INT_MAX, 0, "ft_load_flags" }, -{"no_autohint", "set no_autohint", 0, FF_OPT_TYPE_CONST, FT_LOAD_NO_AUTOHINT, INT_MIN, INT_MAX, 0, "ft_load_flags" }, +{"ft_load_flags", "set font loading flags for libfreetype", OFFSET(ft_load_flags), FF_OPT_TYPE_FLAGS, {.dbl=FT_LOAD_DEFAULT|FT_LOAD_RENDER}, 0, INT_MAX, 0, "ft_load_flags" }, +{"default", "set default", 0, FF_OPT_TYPE_CONST, {FT_LOAD_DEFAULT}, INT_MIN, INT_MAX, 0, "ft_load_flags" }, +{"no_scale", "set no_scale", 0, FF_OPT_TYPE_CONST, {FT_LOAD_NO_SCALE}, INT_MIN, INT_MAX, 0, "ft_load_flags" }, +{"no_hinting", "set no_hinting", 0, FF_OPT_TYPE_CONST, {FT_LOAD_NO_HINTING}, INT_MIN, INT_MAX, 0, "ft_load_flags" }, +{"render", "set render", 0, FF_OPT_TYPE_CONST, {FT_LOAD_RENDER}, INT_MIN, INT_MAX, 0, "ft_load_flags" }, +{"no_bitmap", "set no_bitmap", 0, FF_OPT_TYPE_CONST, {FT_LOAD_NO_BITMAP}, INT_MIN, INT_MAX, 0, "ft_load_flags" }, +{"vertical_layout", "set vertical_layout", 0, FF_OPT_TYPE_CONST, {FT_LOAD_VERTICAL_LAYOUT}, INT_MIN, INT_MAX, 0, "ft_load_flags" }, +{"force_autohint", "set force_autohint", 0, FF_OPT_TYPE_CONST, {FT_LOAD_FORCE_AUTOHINT}, INT_MIN, INT_MAX, 0, "ft_load_flags" }, +{"crop_bitmap", "set crop_bitmap", 0, FF_OPT_TYPE_CONST, {FT_LOAD_CROP_BITMAP}, INT_MIN, INT_MAX, 0, "ft_load_flags" }, +{"pedantic", "set pedantic", 0, FF_OPT_TYPE_CONST, {FT_LOAD_PEDANTIC}, INT_MIN, INT_MAX, 0, "ft_load_flags" }, +{"ignore_global_advance_width", "set ignore_global_advance_width", 0, FF_OPT_TYPE_CONST, {FT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH}, INT_MIN, INT_MAX, 0, "ft_load_flags" }, +{"no_recurse", "set no_recurse", 0, FF_OPT_TYPE_CONST, {FT_LOAD_NO_RECURSE}, INT_MIN, INT_MAX, 0, "ft_load_flags" }, +{"ignore_transform", "set ignore_transform", 0, FF_OPT_TYPE_CONST, {FT_LOAD_IGNORE_TRANSFORM}, INT_MIN, INT_MAX, 0, "ft_load_flags" }, +{"monochrome", "set monochrome", 0, FF_OPT_TYPE_CONST, {FT_LOAD_MONOCHROME}, INT_MIN, INT_MAX, 0, "ft_load_flags" }, +{"linear_design", "set linear_design", 0, FF_OPT_TYPE_CONST, {FT_LOAD_LINEAR_DESIGN}, INT_MIN, INT_MAX, 0, "ft_load_flags" }, +{"no_autohint", "set no_autohint", 0, FF_OPT_TYPE_CONST, {FT_LOAD_NO_AUTOHINT}, INT_MIN, INT_MAX, 0, "ft_load_flags" }, {NULL}, }; @@ -217,6 +226,7 @@ static av_cold int init(AVFilterContext *ctx, const char *args, void *opaque) av_opt_set_defaults2(dtext, 0, 0); dtext->fontcolor_string = av_strdup("black"); dtext->boxcolor_string = av_strdup("white"); + dtext->shadowcolor_string = av_strdup("black"); if ((err = (av_set_options_string(dtext, args, "=", ":"))) < 0) { av_log(ctx, AV_LOG_ERROR, "Error parsing options string: '%s'\n", args); @@ -269,6 +279,12 @@ static av_cold int init(AVFilterContext *ctx, const char *args, void *opaque) return err; } + if ((err = av_parse_color(dtext->shadowcolor_rgba, dtext->shadowcolor_string, -1, ctx))) { + av_log(ctx, AV_LOG_ERROR, + "Invalid shadow color '%s'\n", dtext->shadowcolor_string); + return err; + } + if ((err = FT_Init_FreeType(&(dtext->library)))) { av_log(ctx, AV_LOG_ERROR, "Could not load FreeType: %s\n", FT_ERRMSG(err)); @@ -335,9 +351,11 @@ static av_cold void uninit(AVFilterContext *ctx) av_freep(&dtext->fontfile); av_freep(&dtext->text); + av_freep(&dtext->expanded_text); av_freep(&dtext->fontcolor_string); av_freep(&dtext->boxcolor_string); av_freep(&dtext->positions); + av_freep(&dtext->shadowcolor_string); av_tree_enumerate(dtext->glyphs, NULL, NULL, glyph_enu_free); av_tree_destroy(dtext->glyphs); dtext->glyphs = 0; @@ -373,6 +391,11 @@ static int config_input(AVFilterLink *inlink) dtext->fontcolor[1] = RGB_TO_U_CCIR(rgba[0], rgba[1], rgba[2], 0); dtext->fontcolor[2] = RGB_TO_V_CCIR(rgba[0], rgba[1], rgba[2], 0); dtext->fontcolor[3] = rgba[3]; + rgba = dtext->shadowcolor_rgba; + dtext->shadowcolor[0] = RGB_TO_Y_CCIR(rgba[0], rgba[1], rgba[2]); + dtext->shadowcolor[1] = RGB_TO_U_CCIR(rgba[0], rgba[1], rgba[2], 0); + dtext->shadowcolor[2] = RGB_TO_V_CCIR(rgba[0], rgba[1], rgba[2], 0); + dtext->shadowcolor[3] = rgba[3]; } return 0; @@ -385,13 +408,14 @@ static int config_input(AVFilterLink *inlink) #define SET_PIXEL_YUV(picref, yuva_color, val, x, y, hsub, vsub) { \ luma_pos = ((x) ) + ((y) ) * picref->linesize[0]; \ - chroma_pos1 = ((x) >> (hsub)) + ((y) >> (vsub)) * picref->linesize[1]; \ - chroma_pos2 = ((x) >> (hsub)) + ((y) >> (vsub)) * picref->linesize[2]; \ - alpha = (yuva_color[3] * (val)) / 255; \ - picref->data[0][luma_pos] = (alpha * yuva_color[0] + (255 - alpha) * picref->data[0][luma_pos]) >> 8; \ - alpha = (yuva_color[3] * (val)) / 224; \ - picref->data[1][chroma_pos1] = 16 + (alpha * (yuva_color[1]-16) + (224 - alpha) * (picref->data[1][chroma_pos1]-16)) / 224; \ - picref->data[2][chroma_pos2] = 16 + (alpha * (yuva_color[2]-16) + (224 - alpha) * (picref->data[2][chroma_pos2]-16)) / 224; \ + alpha = yuva_color[3] * (val) * 129; \ + picref->data[0][luma_pos] = (alpha * yuva_color[0] + (255*255*129 - alpha) * picref->data[0][luma_pos] ) >> 23; \ + if (((x) & ((1<<(hsub)) - 1)) == 0 && ((y) & ((1<<(vsub)) - 1)) == 0) {\ + chroma_pos1 = ((x) >> (hsub)) + ((y) >> (vsub)) * picref->linesize[1]; \ + chroma_pos2 = ((x) >> (hsub)) + ((y) >> (vsub)) * picref->linesize[2]; \ + picref->data[1][chroma_pos1] = (alpha * yuva_color[1] + (255*255*129 - alpha) * picref->data[1][chroma_pos1]) >> 23; \ + picref->data[2][chroma_pos2] = (alpha * yuva_color[2] + (255*255*129 - alpha) * picref->data[2][chroma_pos2]) >> 23; \ + }\ } static inline int draw_glyph_yuv(AVFilterBufferRef *picref, FT_Bitmap *bitmap, unsigned int x, @@ -423,10 +447,10 @@ static inline int draw_glyph_yuv(AVFilterBufferRef *picref, FT_Bitmap *bitmap, u #define SET_PIXEL_RGB(picref, rgba_color, val, x, y, pixel_step, r_off, g_off, b_off, a_off) { \ p = picref->data[0] + (x) * pixel_step + ((y) * picref->linesize[0]); \ - alpha = (rgba_color[3] * (val)) / 255; \ - *(p+r_off) = (alpha * rgba_color[0] + (255 - alpha) * *(p+r_off)) >> 8; \ - *(p+g_off) = (alpha * rgba_color[1] + (255 - alpha) * *(p+g_off)) >> 8; \ - *(p+b_off) = (alpha * rgba_color[2] + (255 - alpha) * *(p+b_off)) >> 8; \ + alpha = rgba_color[3] * (val) * 129; \ + *(p+r_off) = (alpha * rgba_color[0] + (255*255*129 - alpha) * *(p+r_off)) >> 23; \ + *(p+g_off) = (alpha * rgba_color[1] + (255*255*129 - alpha) * *(p+g_off)) >> 23; \ + *(p+b_off) = (alpha * rgba_color[2] + (255*255*129 - alpha) * *(p+b_off)) >> 23; \ } static inline int draw_glyph_rgb(AVFilterBufferRef *picref, FT_Bitmap *bitmap, @@ -493,52 +517,96 @@ static inline int is_newline(uint32_t c) return (c == '\n' || c == '\r' || c == '\f' || c == '\v'); } +static int draw_glyphs(DrawTextContext *dtext, AVFilterBufferRef *picref, + int width, int height, const uint8_t rgbcolor[4], const uint8_t yuvcolor[4], int x, int y) +{ + char *text = HAVE_LOCALTIME_R ? dtext->expanded_text : dtext->text; + uint32_t code = 0; + int i; + uint8_t *p; + Glyph *glyph = NULL; + + for (i = 0, p = text; *p; i++) { + Glyph dummy = { 0 }; + GET_UTF8(code, *p++, continue;); + + /* skip new line chars, just go to new line */ + if (code == '\n' || code == '\r' || code == '\t') + continue; + + dummy.code = code; + glyph = av_tree_find(dtext->glyphs, &dummy, (void *)glyph_cmp, NULL); + + if (glyph->bitmap.pixel_mode != FT_PIXEL_MODE_MONO && + glyph->bitmap.pixel_mode != FT_PIXEL_MODE_GRAY) + return AVERROR(EINVAL); + + if (dtext->is_packed_rgb) { + draw_glyph_rgb(picref, &glyph->bitmap, + dtext->positions[i].x+x, dtext->positions[i].y+y, width, height, + dtext->pixel_step[0], rgbcolor, dtext->rgba_map); + } else { + draw_glyph_yuv(picref, &glyph->bitmap, + dtext->positions[i].x+x, dtext->positions[i].y+y, width, height, + yuvcolor, dtext->hsub, dtext->vsub); + } + } + + return 0; +} + static int draw_text(AVFilterContext *ctx, AVFilterBufferRef *picref, int width, int height) { DrawTextContext *dtext = ctx->priv; uint32_t code = 0, prev_code = 0; - int x = 0, y = 0, i = 0; + int x = 0, y = 0, i = 0, ret; int text_height, baseline; + char *text = dtext->text; uint8_t *p; - int str_w = 0; + int str_w = 0, len; int y_min = 32000, y_max = -32000; FT_Vector delta; Glyph *glyph = NULL, *prev_glyph = NULL; Glyph dummy = { 0 }; - if (dtext->text != dtext->text_priv) { #if HAVE_LOCALTIME_R - time_t now = time(0); - struct tm ltime; - uint8_t *buf = NULL; - int buflen = 2*strlen(dtext->text) + 1, len; - - localtime_r(&now, <ime); - - while ((buf = av_realloc(buf, buflen))) { - *buf = 1; - if ((len = strftime(buf, buflen, dtext->text, <ime)) != 0 || *buf == 0) - break; - buflen *= 2; - } - if (!buf) - return AVERROR(ENOMEM); - av_freep(&dtext->text); - dtext->text = dtext->text_priv = buf; -#else - dtext->text_priv = dtext->text; + time_t now = time(0); + struct tm ltime; + uint8_t *buf = dtext->expanded_text; + int buf_size = dtext->expanded_text_size; + + if (!buf) { + buf_size = 2*strlen(dtext->text)+1; + buf = av_malloc(buf_size); + } + + localtime_r(&now, <ime); + + do { + *buf = 1; + if (strftime(buf, buf_size, dtext->text, <ime) != 0 || *buf == 0) + break; + buf_size *= 2; + } while ((buf = av_realloc(buf, buf_size))); + + if (!buf) + return AVERROR(ENOMEM); + text = dtext->expanded_text = buf; + dtext->expanded_text_size = buf_size; #endif - if (!(dtext->positions = av_realloc(dtext->positions, - strlen(dtext->text)*sizeof(*dtext->positions)))) + if ((len = strlen(text)) > dtext->nb_positions) { + if (!(dtext->positions = + av_realloc(dtext->positions, len*sizeof(*dtext->positions)))) return AVERROR(ENOMEM); + dtext->nb_positions = len; } x = dtext->x; y = dtext->y; /* load and cache glyphs */ - for (i = 0, p = dtext->text; *p; i++) { + for (i = 0, p = text; *p; i++) { GET_UTF8(code, *p++, continue;); /* get glyph */ @@ -555,7 +623,7 @@ static int draw_text(AVFilterContext *ctx, AVFilterBufferRef *picref, /* compute and save position for each glyph */ glyph = NULL; - for (i = 0, p = dtext->text; *p; i++) { + for (i = 0, p = text; *p; i++) { GET_UTF8(code, *p++, continue;); /* skip the \n in the sequence \r\n */ @@ -604,33 +672,16 @@ static int draw_text(AVFilterContext *ctx, AVFilterBufferRef *picref, dtext->box_line, dtext->pixel_step, dtext->boxcolor, dtext->hsub, dtext->vsub, dtext->is_packed_rgb, dtext->rgba_map); - /* draw glyphs */ - for (i = 0, p = dtext->text; *p; i++) { - Glyph dummy = { 0 }; - GET_UTF8(code, *p++, continue;); - - /* skip new line chars, just go to new line */ - if (is_newline(code) || code == ' ' || code == '\t') - continue; - - dummy.code = code; - glyph = av_tree_find(dtext->glyphs, &dummy, glyph_cmp, NULL); - - if (glyph->bitmap.pixel_mode != FT_PIXEL_MODE_MONO && - glyph->bitmap.pixel_mode != FT_PIXEL_MODE_GRAY) - return AVERROR(EINVAL); - - if (dtext->is_packed_rgb) { - draw_glyph_rgb(picref, &glyph->bitmap, - dtext->positions[i].x, dtext->positions[i].y, width, height, - dtext->pixel_step[0], dtext->fontcolor_rgba, dtext->rgba_map); - } else { - draw_glyph_yuv(picref, &glyph->bitmap, - dtext->positions[i].x, dtext->positions[i].y, width, height, - dtext->fontcolor, dtext->hsub, dtext->vsub); - } + if (dtext->shadowx || dtext->shadowy) { + if ((ret = draw_glyphs(dtext, picref, width, height, dtext->shadowcolor_rgba, + dtext->shadowcolor, dtext->shadowx, dtext->shadowy)) < 0) + return ret; } + if ((ret = draw_glyphs(dtext, picref, width, height, dtext->fontcolor_rgba, + dtext->fontcolor, 0, 0)) < 0) + return ret; + return 0; }