avcodec/ass: add ASS trailing \r\n in one single place

libavcodec/ass.c

@@ -174,9 +174,10 @@ err:
     return ret;
 }
 
-int ff_ass_add_rect_bprint(AVSubtitle *sub, const AVBPrint *buf,
+int ff_ass_add_rect_bprint(AVSubtitle *sub, AVBPrint *buf,
                            int ts_start, int duration)
 {
+    av_bprintf(buf, "\r\n");
     if (!av_bprint_is_complete(buf))
         return AVERROR(ENOMEM);
     return ff_ass_add_rect(sub, buf->str, ts_start, duration, 0);
@@ -218,5 +219,4 @@ void ff_ass_bprint_text_event(AVBPrint *buf, const char *p, int size,
             av_bprint_chars(buf, *p, 1);
         }
     }
-    av_bprintf(buf, "\r\n");
 }

libavcodec/ass.h

@@ -95,7 +95,7 @@ int ff_ass_add_rect(AVSubtitle *sub, const char *dialog,
  * Same as ff_ass_add_rect_bprint, but taking an AVBPrint buffer instead of a
  * string, and assuming raw=0.
  */
-int ff_ass_add_rect_bprint(AVSubtitle *sub, const AVBPrint *buf,
+int ff_ass_add_rect_bprint(AVSubtitle *sub, AVBPrint *buf,
                            int ts_start, int duration);
 
 /**

libavcodec/jacosubdec.c

@@ -162,7 +162,6 @@ static void jacosub_to_ass(AVCodecContext *avctx, AVBPrint *dst, const char *src
         if (i == FF_ARRAY_ELEMS(ass_codes_map))
             av_bprintf(dst, "%c", *src++);
     }
-    av_bprintf(dst, "\r\n");
 }
 
 static int jacosub_decode_frame(AVCodecContext *avctx,

libavcodec/libzvbi-teletextdec.c

@@ -101,6 +101,7 @@ static int create_ass_text(TeletextContext *ctx, const char *text, char **ass)
     /* First we escape the plain text into buf. */
     av_bprint_init(&buf, 0, AV_BPRINT_SIZE_UNLIMITED);
     ff_ass_bprint_text_event(&buf, text, strlen(text), "", 0);
+    av_bprintf(&buf, "\r\n");
 
     if (!av_bprint_is_complete(&buf)) {
         av_bprint_finalize(&buf, NULL);

libavcodec/microdvddec.c

@@ -297,7 +297,6 @@ static int microdvd_decode_frame(AVCodecContext *avctx,
             int ts_duration  = duration != -1 ?
                 av_rescale_q(duration, avctx->time_base, (AVRational){1,100}) : -1;
 
-        av_bprintf(&new_line, "\r\n");
         ret = ff_ass_add_rect_bprint(sub, &new_line, ts_start, ts_duration);
         av_bprint_finalize(&new_line, NULL);
         if (ret < 0)

libavcodec/movtextdec.c

@@ -42,7 +42,6 @@ static int text_to_ass(AVBPrint *buf, const char *text, const char *text_end)
         text++;
     }
 
-    av_bprintf(buf, "\r\n");
     return 0;
 }
 

libavcodec/mpl2dec.c

@@ -59,7 +59,6 @@ static int mpl2_event_to_ass(AVBPrint *buf, const char *p)
         }
     }
 
-    av_bprintf(buf, "\r\n");
     return 0;
 }
 

libavcodec/realtextdec.c

@@ -52,7 +52,6 @@ static int rt_event_to_ass(AVBPrint *buf, const char *p)
         }
         p++;
     }
-    av_bprintf(buf, "\r\n");
     return 0;
 }
 

libavcodec/samidec.c

@@ -104,7 +104,7 @@ static int sami_paragraph_to_ass(AVCodecContext *avctx, const char *src)
     av_bprint_clear(&sami->full);
     if (sami->source.len)
         av_bprintf(&sami->full, "{\\i1}%s{\\i0}\\N", sami->source.str);
-    av_bprintf(&sami->full, "%s\r\n", sami->content.str);
+    av_bprintf(&sami->full, "%s", sami->content.str);
 
 end:
     av_free(dupsrc);

libavcodec/srtdec.c

@@ -183,7 +183,6 @@ static void srt_to_ass(AVCodecContext *avctx, AVBPrint *dst,
         dst->len -= 2;
     dst->str[dst->len] = 0;
     rstrip_spaces_buf(dst);
-    av_bprintf(dst, "\r\n");
 }
 
 static int srt_decode_frame(AVCodecContext *avctx,

libavcodec/subviewerdec.c

@@ -43,7 +43,6 @@ static int subviewer_event_to_ass(AVBPrint *buf, const char *p)
         }
     }
 
-    av_bprintf(buf, "\r\n");
     return 0;
 }
 

libavcodec/webvttdec.c

@@ -67,7 +67,6 @@ static int webvtt_event_to_ass(AVBPrint *buf, const char *p)
             av_bprint_chars(buf, *p, 1);
         p++;
     }
-    av_bprintf(buf, "\r\n");
     return 0;
 }