SubtitleProcessorLibASS::SubtitleProcessorLibASS() : m_ass(0) , m_renderer(0) , m_track(0) { if (!ass::api::loaded()) return; m_ass = ass_library_init(); if (!m_ass) { qWarning("ass_library_init failed!"); return; } ass_set_message_cb(m_ass, msg_callback, NULL); m_renderer = ass_renderer_init(m_ass); if (!m_renderer) { qWarning("ass_renderer_init failed!"); return; } #if LIBASS_VERSION >= 0x01000000 ass_set_shaper(m_renderer, ASS_SHAPING_SIMPLE); #endif //ass_set_frame_size(m_renderer, frame_w, frame_h); //ass_set_fonts(m_renderer, NULL, "Sans", 1, NULL, 1); //must set! ass_set_fonts(m_renderer, NULL, NULL, 1, NULL, 1); }
void mp_ass_configure(ASS_Renderer *priv, struct MPOpts *opts, struct mp_osd_res *dim) { ass_set_frame_size(priv, dim->w, dim->h); ass_set_margins(priv, dim->mt, dim->mb, dim->ml, dim->mr); int set_use_margins = 0; #if LIBASS_VERSION >= 0x01010000 int set_sub_pos = 0; #endif float set_line_spacing = 0; float set_font_scale = 1; int set_hinting = 0; if (opts->ass_style_override) { set_use_margins = opts->ass_use_margins; #if LIBASS_VERSION >= 0x01010000 set_sub_pos = 100 - opts->sub_pos; #endif set_line_spacing = opts->ass_line_spacing; set_font_scale = opts->sub_scale; set_hinting = opts->ass_hinting; } ass_set_use_margins(priv, set_use_margins); #if LIBASS_VERSION >= 0x01010000 ass_set_line_position(priv, set_sub_pos); #endif #if LIBASS_VERSION >= 0x01000000 ass_set_shaper(priv, opts->ass_shaper); #endif ass_set_font_scale(priv, set_font_scale); ass_set_hinting(priv, set_hinting); ass_set_line_spacing(priv, set_line_spacing); }
static int config_input(AVFilterLink *inlink) { AssContext *ass = inlink->dst->priv; ff_draw_init(&ass->draw, inlink->format, ass->alpha ? FF_DRAW_PROCESS_ALPHA : 0); ass_set_frame_size (ass->renderer, inlink->w, inlink->h); if (ass->original_w && ass->original_h) ass_set_aspect_ratio(ass->renderer, (double)inlink->w / inlink->h, (double)ass->original_w / ass->original_h); if (ass->shaping != -1) ass_set_shaper(ass->renderer, ass->shaping); return 0; }
void mp_ass_configure(ASS_Renderer *priv, struct MPOpts *opts, struct mp_osd_res *dim) { ass_set_frame_size(priv, dim->w, dim->h); ass_set_margins(priv, dim->mt, dim->mb, dim->ml, dim->mr); int set_use_margins = 0; #if LIBASS_VERSION >= 0x01010000 int set_sub_pos = 0; #endif float set_line_spacing = 0; float set_font_scale = 1; int set_hinting = 0; int set_force_override = 0; if (opts->ass_style_override) { set_use_margins = opts->ass_use_margins; #if LIBASS_VERSION >= 0x01010000 set_sub_pos = 100 - opts->sub_pos; #endif set_line_spacing = opts->ass_line_spacing; set_font_scale = opts->sub_scale; set_hinting = opts->ass_hinting; set_force_override = opts->ass_style_override == 3; } ass_set_use_margins(priv, set_use_margins); #if LIBASS_VERSION >= 0x01010000 ass_set_line_position(priv, set_sub_pos); #endif #if LIBASS_VERSION >= 0x01000000 ass_set_shaper(priv, opts->ass_shaper); #endif #if LIBASS_VERSION >= 0x01103000 ass_set_selective_style_override_enabled(priv, set_force_override); ASS_Style style = {0}; mp_ass_set_style(&style, 288, opts->sub_text_style); ass_set_selective_style_override(priv, &style); free(style.FontName); #endif ass_set_font_scale(priv, set_font_scale); ass_set_hinting(priv, set_hinting); ass_set_line_spacing(priv, set_line_spacing); }
static void configure_ass(struct sd *sd, struct mp_osd_res *dim, bool converted, ASS_Track *track) { struct MPOpts *opts = sd->opts; struct sd_ass_priv *ctx = sd->priv; ASS_Renderer *priv = ctx->ass_renderer; ass_set_frame_size(priv, dim->w, dim->h); ass_set_margins(priv, dim->mt, dim->mb, dim->ml, dim->mr); bool set_use_margins = false; int set_sub_pos = 0; float set_line_spacing = 0; float set_font_scale = 1; int set_hinting = 0; bool set_scale_with_window = false; bool set_scale_by_window = true; bool total_override = false; // With forced overrides, apply the --sub-* specific options if (converted || opts->ass_style_override == 3) { set_scale_with_window = opts->sub_scale_with_window; set_use_margins = opts->sub_use_margins; set_scale_by_window = opts->sub_scale_by_window; total_override = true; } else { set_scale_with_window = opts->ass_scale_with_window; set_use_margins = opts->ass_use_margins; } if (converted || opts->ass_style_override) { set_sub_pos = 100 - opts->sub_pos; set_line_spacing = opts->ass_line_spacing; set_hinting = opts->ass_hinting; set_font_scale = opts->sub_scale; } if (set_scale_with_window) { int vidh = dim->h - (dim->mt + dim->mb); set_font_scale *= dim->h / (float)MPMAX(vidh, 1); } if (!set_scale_by_window) { double factor = dim->h / 720.0; if (factor != 0.0) set_font_scale /= factor; } ass_set_use_margins(priv, set_use_margins); ass_set_line_position(priv, set_sub_pos); ass_set_shaper(priv, opts->ass_shaper); int set_force_flags = 0; if (total_override) set_force_flags |= ASS_OVERRIDE_BIT_STYLE | ASS_OVERRIDE_BIT_FONT_SIZE; if (opts->ass_style_override == 4) set_force_flags |= ASS_OVERRIDE_BIT_FONT_SIZE; ass_set_selective_style_override_enabled(priv, set_force_flags); ASS_Style style = {0}; mp_ass_set_style(&style, 288, opts->sub_text_style); ass_set_selective_style_override(priv, &style); free(style.FontName); if (converted && track->default_style < track->n_styles) { mp_ass_set_style(track->styles + track->default_style, track->PlayResY, opts->sub_text_style); } ass_set_font_scale(priv, set_font_scale); ass_set_hinting(priv, set_hinting); ass_set_line_spacing(priv, set_line_spacing); }