diff options
| -rw-r--r-- | libass/ass.h | 8 | ||||
| -rw-r--r-- | libass/ass_fontselect.c | 15 | ||||
| -rw-r--r-- | libass/libass.sym | 1 | ||||
| -rw-r--r-- | test/test.c | 22 |
4 files changed, 46 insertions, 0 deletions
diff --git a/libass/ass.h b/libass/ass.h index a3feb0b..1fb2234 100644 --- a/libass/ass.h +++ b/libass/ass.h @@ -401,6 +401,14 @@ void ass_set_line_spacing(ASS_Renderer *priv, double line_spacing); void ass_set_line_position(ASS_Renderer *priv, double line_position); /** + * \brief Get the list of available font providers. + * \return list of available font providers (user owns the returned array) + */ +void ass_get_available_font_providers(ASS_Library *priv, + ASS_DefaultFontProvider **providers, + size_t *size); + +/** * \brief Set font lookup defaults. * \param default_font path to default font to use. Must be supplied if * fontconfig is disabled or unavailable. diff --git a/libass/ass_fontselect.c b/libass/ass_fontselect.c index dacff11..dc475b1 100644 --- a/libass/ass_fontselect.c +++ b/libass/ass_fontselect.c @@ -848,6 +848,21 @@ ass_fontselect_init(ASS_Library *library, return priv; } +void ass_get_available_font_providers(ASS_Library *priv, + ASS_DefaultFontProvider **providers, + size_t *size) +{ + size_t offset = 2; + *size = offset; + for (int i = 0; font_constructors[i].constructor; i++) + (*size)++; + *providers = calloc(*size, sizeof(ASS_DefaultFontProvider)); + (*providers)[0] = ASS_FONTPROVIDER_NONE; + (*providers)[1] = ASS_FONTPROVIDER_AUTODETECT; + for (int i = offset; i < *size; i++) + (*providers)[i] = font_constructors[i-offset].id; +} + /** * \brief Free font selector and release associated data * \param the font selector diff --git a/libass/libass.sym b/libass/libass.sym index aafb7a8..8a6826a 100644 --- a/libass/libass.sym +++ b/libass/libass.sym @@ -14,6 +14,7 @@ ass_set_aspect_ratio ass_set_font_scale ass_set_hinting ass_set_line_spacing +ass_get_available_font_providers ass_set_fonts ass_render_frame ass_new_track diff --git a/test/test.c b/test/test.c index 8522840..33aa94c 100644 --- a/test/test.c +++ b/test/test.c @@ -166,6 +166,26 @@ static void blend(image_t * frame, ASS_Image *img) printf("%d images blended\n", cnt); } +char *font_provider_labels[] = { + [ASS_FONTPROVIDER_NONE] = "None", + [ASS_FONTPROVIDER_AUTODETECT] = "Autodetect", + [ASS_FONTPROVIDER_CORETEXT] = "CoreText", + [ASS_FONTPROVIDER_FONTCONFIG] = "Fontconfig", +}; + +static void print_font_providers(ASS_Library *ass_library) +{ + ASS_DefaultFontProvider *providers; + size_t providers_size = 0; + ass_get_available_font_providers(ass_library, &providers, &providers_size); + printf("test.c: Available font providers (%zu): ", providers_size); + for (int i = 0; i < providers_size; i++) { + const char *separator = i > 0 ? ", ": ""; + printf("%s'%s'", separator, font_provider_labels[providers[i]]); + } + printf(".\n"); +} + int main(int argc, char *argv[]) { const int frame_w = 1280; @@ -179,6 +199,8 @@ int main(int argc, char *argv[]) char *subfile = argv[2]; double tm = strtod(argv[3], 0); + print_font_providers(ass_library); + init(frame_w, frame_h); ASS_Track *track = ass_read_file(ass_library, subfile, NULL); if (!track) { |