Made some changes to samidec so that it can process SAMI tags.
Processes <B> and <FONT>(font face, color).
---
libavcodec/samidec.c | 37 +++++++++++++++++++++++++++++++++++--
1 file changed, 35 insertions(+), 2 deletions(-)
diff --git a/libavcodec/samidec.c b/libavcodec/samidec.c
index 47850e2..b47204d 100644
--- a/libavcodec/samidec.c
+++ b/libavcodec/samidec.c
@@ -25,6 +25,7 @@
*/
#include "ass.h"
+#include "libavformat/subtitles.h"
#include "libavutil/avstring.h"
#include "libavutil/bprint.h"
@@ -77,13 +78,45 @@ static int sami_paragraph_to_ass(AVCodecContext *avctx,
const char *src)
goto end;
}
- /* extract the text, stripping most of the tags */
+ /* extract the text, processing some of the tags */
while (*p) {
+ int bold = 0;
if (*p == '<') {
- if (!av_strncasecmp(p, "<P", 2) && (p[2] == '>' ||
av_isspace(p[2])))
+ if ( !av_strncasecmp(p, "<P", 2) &&
+ (p[2] == '>' || av_isspace(p[2])) )
break;
+ if ( !av_strncasecmp(p, "<B", 2) &&
+ (p[2] == '>' || av_isspace(p[2])) ) {
+ bold = 1;
+ av_bprintf(dst, "{\\b1}");
+ }
+ if (!av_strncasecmp(p, "</B>", 4)) {
+ bold = 0;
+ av_bprintf(dst, "{\\b0}");
+ }
if (!av_strncasecmp(p, "<BR", 3))
av_bprintf(dst, "\\N");
+ if (!av_strncasecmp(p, "<FONT", 5)) {
+ const char *p_color = ff_smil_get_attr_ptr(p, "Color");
+ const char *p_face = ff_smil_get_attr_ptr(p, "Face");
+ const char *p_face_end = p_face;
+
+ if (p_color) {
+ /* ASS color code order is BGR, opposite to SAMI */
+ av_bprintf(dst, "{\\c&H%.2s%.2s%.2s&}",
+ p_color+4, p_color+2, p_color);
+ }
+ if (p_face) {
+ while (*p_face_end != '\"' && *p_face_end != ' ')
+ p_face_end++;
+ av_bprintf(dst, "{\\fn%.*s}",
+ (int)(p_face_end - p_face), p_face);
+ }
+ }
+ if (!av_strncasecmp(p, "</FONT>", 7)) {
+ av_bprintf(dst, "{\\r}");
+ if (bold) av_bprintf(dst, "{\\b1}");
+ }
p++;
while (*p && *p != '>')
p++;
--
2.3.2
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