lavf/subtitles: error out in case of bitmap subtitles.

This commit is contained in:
Clément Bœsch 2013-02-17 13:33:52 +01:00
parent fe150a48a7
commit f3147917bf

View File

@ -267,6 +267,7 @@ static av_cold int init_subtitles(AVFilterContext *ctx, const char *args)
AVFormatContext *fmt = NULL;
AVCodecContext *dec_ctx = NULL;
AVCodec *dec = NULL;
AVCodecDescriptor *dec_desc;
AVStream *st;
AVPacket pkt;
AssContext *ass = ctx->priv;
@ -309,6 +310,12 @@ static av_cold int init_subtitles(AVFilterContext *ctx, const char *args)
avcodec_get_name(dec_ctx->codec_id));
return AVERROR(EINVAL);
}
dec_desc = avcodec_descriptor_get(dec_ctx->codec_id);
if (dec_desc && (dec_desc->props & AV_CODEC_PROP_BITMAP_SUB)) {
av_log(ctx, AV_LOG_ERROR,
"Only text based subtitles are currently supported\n");
return AVERROR_PATCHWELCOME;
}
if (ass->charenc)
av_dict_set(&codec_opts, "sub_charenc", ass->charenc, 0);
ret = avcodec_open2(dec_ctx, dec, &codec_opts);