diff options
Diffstat (limited to 'libavformat/avformat.c')
-rw-r--r-- | libavformat/avformat.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/libavformat/avformat.c b/libavformat/avformat.c index 414224187a..2249f09825 100644 --- a/libavformat/avformat.c +++ b/libavformat/avformat.c @@ -681,6 +681,26 @@ const AVCodec *ff_find_decoder(AVFormatContext *s, const AVStream *st, return avcodec_find_decoder(codec_id); } +int ff_copy_whiteblacklists(AVFormatContext *dst, const AVFormatContext *src) +{ + av_assert0(!dst->codec_whitelist && + !dst->format_whitelist && + !dst->protocol_whitelist && + !dst->protocol_blacklist); + dst-> codec_whitelist = av_strdup(src->codec_whitelist); + dst->format_whitelist = av_strdup(src->format_whitelist); + dst->protocol_whitelist = av_strdup(src->protocol_whitelist); + dst->protocol_blacklist = av_strdup(src->protocol_blacklist); + if ( (src-> codec_whitelist && !dst-> codec_whitelist) + || (src-> format_whitelist && !dst-> format_whitelist) + || (src->protocol_whitelist && !dst->protocol_whitelist) + || (src->protocol_blacklist && !dst->protocol_blacklist)) { + av_log(dst, AV_LOG_ERROR, "Failed to duplicate black/whitelist\n"); + return AVERROR(ENOMEM); + } + return 0; +} + int ff_is_intra_only(enum AVCodecID id) { const AVCodecDescriptor *d = avcodec_descriptor_get(id); |