void libass_override_styles(LibassConfiguration *libass_conf,ASS_Track *track, Palette *palette)
{
assert(track != NULL);
int styles_count = track->n_styles;
int i = 0, j = 0, len = 0;
char **styles_list = NULL;
char *setting_value[] = { color2hex(&(palette->foreground)),
color2hex(&(palette->foreground)),
color2hex(&(palette->outline)),
"1", "4", "0"};
char *setting_label[] = { "PrimaryColour",
"SecondaryColour",
"OutlineColour",
"BorderStyle", "Outline", "Shadow" };
printf("Max styles allocated : %i\n",track->max_styles);
printf("Number styles used : %i\n", track->n_styles);
styles_list = (char **) calloc(sizeof(char *) * 6, 1);
for (j=0;j<6;j++){
len = strlen(setting_label[j]) + 1 + strlen(setting_value[j]) + 1;
styles_list[j] = (char *)calloc(sizeof(char), len);
sprintf(styles_list[j], "%s=%s",setting_label[j],
setting_value[j]);
}
ass_set_style_overrides(libass_conf->library,styles_list);
ass_process_force_style(track);
}
ASS_Track *mp_ass_default_track(ASS_Library *library, struct MPOpts *opts)
{
ASS_Track *track = ass_new_track(library);
track->track_type = TRACK_TYPE_ASS;
track->Timer = 100.;
track->PlayResY = MP_ASS_FONT_PLAYRESY;
track->WrapStyle = 0;
if (opts->ass_styles_file && opts->ass_style_override)
ass_read_styles(track, opts->ass_styles_file, sub_cp);
if (track->n_styles == 0) {
track->Kerning = true;
int sid = ass_alloc_style(track);
track->default_style = sid;
ASS_Style *style = track->styles + sid;
style->Name = strdup("Default");
style->Alignment = 2;
mp_ass_set_style(style, opts->sub_text_style);
}
if (opts->ass_style_override)
ass_process_force_style(track);
return track;
}
ASS_Track* ass_default_track(ASS_Library* library) {
ASS_Track* track = ass_new_track(library);
track->track_type = TRACK_TYPE_ASS;
track->Timer = 100.;
track->PlayResY = 360;
track->WrapStyle = 0;
if (track->n_styles == 0) {
// stupid hack to stop libass to add a default track
// in front in ass_read_styles - this makes it impossible
// to completely override the "Default" track.
int sid = ass_alloc_style(track);
init_style(track->styles + sid, "MPlayerDummy", track->PlayResY);
}
if (ass_styles_file)
ass_read_styles(track, ass_styles_file, sub_cp);
if (track->default_style <= 0) {
int sid = ass_alloc_style(track);
init_style(track->styles + sid, "Default", track->PlayResY);
track->default_style = sid;
if(fake_video) {
track->PlayResX = 480;
track->PlayResY = 270;
}
}
ass_process_force_style(track);
return track;
}
ASS_Track* ass_default_track(ASS_Library* library) {
ASS_Track* track = ass_new_track(library);
track->track_type = TRACK_TYPE_ASS;
track->Timer = 100.;
track->PlayResY = 288;
track->WrapStyle = 0;
if (ass_styles_file)
ass_read_styles(track, ass_styles_file, sub_cp);
if (track->n_styles == 0) {
ASS_Style* style;
int sid;
double fs;
uint32_t c1, c2;
sid = ass_alloc_style(track);
style = track->styles + sid;
style->Name = strdup("Default");
style->FontName = (font_fontconfig >= 0 && sub_font_name) ? strdup(sub_font_name) : (font_fontconfig >= 0 && font_name) ? strdup(font_name) : strdup("Sans");
style->treat_fontname_as_pattern = 1;
fs = track->PlayResY * text_font_scale_factor / 100.;
// approximate autoscale coefficients
if (subtitle_autoscale == 2)
fs *= 1.3;
else if (subtitle_autoscale == 3)
fs *= 1.4;
style->FontSize = fs;
if (ass_color) c1 = strtoll(ass_color, NULL, 16);
else c1 = 0xFFFF0000;
if (ass_border_color) c2 = strtoll(ass_border_color, NULL, 16);
else c2 = 0x00000000;
style->PrimaryColour = c1;
style->SecondaryColour = c1;
style->OutlineColour = c2;
style->BackColour = 0x00000000;
style->BorderStyle = 1;
style->Alignment = 2;
style->Outline = 2;
style->MarginL = 10;
style->MarginR = 10;
style->MarginV = 5;
style->ScaleX = 1.;
style->ScaleY = 1.;
}
ass_process_force_style(track);
return track;
}
// Add default styles, if the track does not have any styles yet.
// Apply style overrides if the user provides any.
static void mp_ass_add_default_styles(ASS_Track *track, struct MPOpts *opts)
{
if (opts->ass_styles_file && opts->ass_style_override)
ass_read_styles(track, opts->ass_styles_file, NULL);
if (track->n_styles == 0) {
if (!track->PlayResY) {
track->PlayResY = MP_ASS_FONT_PLAYRESY;
track->PlayResX = track->PlayResY * 4 / 3;
}
track->Kerning = true;
int sid = ass_alloc_style(track);
track->default_style = sid;
ASS_Style *style = track->styles + sid;
style->Name = strdup("Default");
mp_ass_set_style(style, track->PlayResY, opts->sub_text_style);
}
if (opts->ass_style_override)
ass_process_force_style(track);
}
ASS_Track *mp_ass_default_track(ASS_Library *library)
{
ASS_Track *track = ass_new_track(library);
track->track_type = TRACK_TYPE_ASS;
track->Timer = 100.;
track->PlayResY = 288;
track->WrapStyle = 0;
if (ass_styles_file)
ass_read_styles(track, ass_styles_file, sub_cp);
if (track->n_styles == 0) {
track->Kerning = true;
int sid = ass_alloc_style(track);
ASS_Style *style = track->styles + sid;
style->Name = strdup("Default");
style->FontName = (font_fontconfig >= 0
&& sub_font_name) ? strdup(sub_font_name)
: (font_fontconfig >= 0
&& font_name) ? strdup(font_name) : strdup("Sans");
style->treat_fontname_as_pattern = 1;
double fs = track->PlayResY * text_font_scale_factor / 100.;
/* The font size is always proportional to video height only;
* real -subfont-autoscale behavior is not implemented.
* Apply a correction that corresponds to about 4:3 aspect ratio
* video to get a size somewhat closer to what non-libass rendering
* would produce with the same text_font_scale_factor
* and subtitle_autoscale.
*/
if (subtitle_autoscale == 2)
fs *= 1.3;
else if (subtitle_autoscale == 3)
fs *= 1.7;
uint32_t c1 = 0xFFFFFF00;
uint32_t c2 = 0x00000000;
if (ass_color)
c1 = strtoll(ass_color, NULL, 16);
if (ass_border_color)
c2 = strtoll(ass_border_color, NULL, 16);
style->FontSize = fs;
style->PrimaryColour = c1;
style->SecondaryColour = c1;
style->OutlineColour = c2;
style->BackColour = 0x00000000;
style->BorderStyle = 1;
style->Alignment = 2;
style->Outline = fs / 16;
style->MarginL = 10;
style->MarginR = 10;
style->MarginV = 5;
style->ScaleX = 1.;
style->ScaleY = 1.;
}
ass_process_force_style(track);
return track;
}
