lavc/movtextdec: handle changes to default style flags

Style flags were only being turned on.  If the default was on and style
record turned off, style flag remained on.

Signed-off-by: Philip Langdale <philipl@overt.org>
This commit is contained in:
John Stebbins 2020-04-04 11:29:53 -06:00 committed by Philip Langdale
parent 5f39f63a65
commit d3c012ff42

View File

@ -55,9 +55,9 @@ typedef struct {
int fontsize;
int color;
int back_color;
int bold;
int italic;
int underline;
uint8_t bold;
uint8_t italic;
uint8_t underline;
int alignment;
} MovTextDefault;
@ -70,6 +70,9 @@ typedef struct {
uint16_t style_start;
uint16_t style_end;
uint8_t style_flag;
uint8_t bold;
uint8_t italic;
uint8_t underline;
uint8_t fontsize;
uint16_t style_fontID;
} StyleBox;
@ -313,6 +316,9 @@ static int decode_styl(const uint8_t *tsmb, MovTextContext *m, AVPacket *avpkt)
m->s_temp->style_fontID = AV_RB16(tsmb);
tsmb += 2;
m->s_temp->style_flag = AV_RB8(tsmb);
m->s_temp->bold = !!(m->s_temp->style_flag & STYLE_FLAG_BOLD);
m->s_temp->italic = !!(m->s_temp->style_flag & STYLE_FLAG_ITALIC);
m->s_temp->underline = !!(m->s_temp->style_flag & STYLE_FLAG_UNDERLINE);
tsmb++;
m->s_temp->fontsize = AV_RB8(tsmb);
av_dynarray_add(&m->s, &m->count_s, m->s_temp);
@ -373,12 +379,12 @@ static int text_to_ass(AVBPrint *buf, const char *text, const char *text_end,
if ((m->box_flags & STYL_BOX) && entry < m->style_entries) {
if (text_pos == m->s[entry]->style_start) {
style_active = 1;
if (m->s[entry]->style_flag & STYLE_FLAG_BOLD)
av_bprintf(buf, "{\\b1}");
if (m->s[entry]->style_flag & STYLE_FLAG_ITALIC)
av_bprintf(buf, "{\\i1}");
if (m->s[entry]->style_flag & STYLE_FLAG_UNDERLINE)
av_bprintf(buf, "{\\u1}");
if (m->s[entry]->bold ^ m->d.bold)
av_bprintf(buf, "{\\b%d}", m->s[entry]->bold);
if (m->s[entry]->italic ^ m->d.italic)
av_bprintf(buf, "{\\i%d}", m->s[entry]->italic);
if (m->s[entry]->underline ^ m->d.underline)
av_bprintf(buf, "{\\u%d}", m->s[entry]->underline);
av_bprintf(buf, "{\\fs%d}", m->s[entry]->fontsize);
for (i = 0; i < m->ftab_entries; i++) {
if (m->s[entry]->style_fontID == m->ftab[i]->fontID)