From 79e5902cf163dcb8b6539618936ff0ce28f742e4 Mon Sep 17 00:00:00 2001 From: hakuya Date: Sun, 15 Apr 2012 21:58:40 -0400 Subject: [PATCH] Exposing forced flag for DVD and PGS subtitles Signed-off-by: Michael Niedermayer --- libavcodec/avcodec.h | 6 ++++++ libavcodec/dvdsubdec.c | 1 + libavcodec/options.c | 1 + libavcodec/pgssubdec.c | 3 +++ 4 files changed, 11 insertions(+) diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h index f8700dd767..657e5b7a31 100644 --- a/libavcodec/avcodec.h +++ b/libavcodec/avcodec.h @@ -3158,6 +3158,12 @@ typedef struct AVSubtitleRect { * struct. */ char *ass; + + /** + * 1 indicates this subtitle is a forced subtitle. + * A forced subtitle should be displayed even when subtitles are hidden. + */ + int forced; } AVSubtitleRect; typedef struct AVSubtitle { diff --git a/libavcodec/dvdsubdec.c b/libavcodec/dvdsubdec.c index 08d1db9c9e..ec86b259ce 100644 --- a/libavcodec/dvdsubdec.c +++ b/libavcodec/dvdsubdec.c @@ -356,6 +356,7 @@ static int decode_dvd_subtitles(DVDSubContext *ctx, AVSubtitle *sub_header, sub_header->rects[0]->h = h; sub_header->rects[0]->type = SUBTITLE_BITMAP; sub_header->rects[0]->pict.linesize[0] = w; + sub_header->rects[0]->forced = is_menu; } } if (next_cmd_pos < cmd_pos) { diff --git a/libavcodec/options.c b/libavcodec/options.c index f4daf14018..a08b7e5225 100644 --- a/libavcodec/options.c +++ b/libavcodec/options.c @@ -264,6 +264,7 @@ static const AVOption subtitle_rect_options[]={ {"w", "", SROFFSET(w), AV_OPT_TYPE_INT, {.dbl = 0 }, 0, INT_MAX, 0}, {"h", "", SROFFSET(h), AV_OPT_TYPE_INT, {.dbl = 0 }, 0, INT_MAX, 0}, {"type", "", SROFFSET(type), AV_OPT_TYPE_INT, {.dbl = 0 }, 0, INT_MAX, 0}, +{"forced", "", SROFFSET(forced), AV_OPT_TYPE_INT, {.dbl = 0}, 0, 1, 0}, {NULL}, }; diff --git a/libavcodec/pgssubdec.c b/libavcodec/pgssubdec.c index be0981df7f..4fb1e7dc8a 100644 --- a/libavcodec/pgssubdec.c +++ b/libavcodec/pgssubdec.c @@ -423,6 +423,9 @@ static int display_end_segment(AVCodecContext *avctx, void *data, sub->rects[rect]->nb_colors = 256; sub->rects[rect]->pict.data[1] = av_mallocz(AVPALETTE_SIZE); + /* Copy the forced flag */ + sub->rects[rect]->forced = (ctx->presentation.objects[rect].composition & 0x40) != 0; + if (!ctx->forced_subs_only || ctx->presentation.objects[rect].composition & 0x40) memcpy(sub->rects[rect]->pict.data[1], ctx->clut, sub->rects[rect]->nb_colors * sizeof(uint32_t)); }