diff options
Diffstat (limited to 'libavformat/options.c')
| -rw-r--r-- | libavformat/options.c | 37 |
1 files changed, 18 insertions, 19 deletions
diff --git a/libavformat/options.c b/libavformat/options.c index 4afb8b52bc..3290f92a37 100644 --- a/libavformat/options.c +++ b/libavformat/options.c @@ -53,30 +53,29 @@ static const AVClass *format_child_class_next(const AVClass *prev) AVInputFormat *ifmt = NULL; AVOutputFormat *ofmt = NULL; - while (prev && (ifmt = av_iformat_next(ifmt))) - if (ifmt->priv_class == prev){ - prev = NULL; - break; - } if (!prev) +#if !FF_API_OLD_AVIO + return &ffio_url_class; +#else + prev = (void *)&ifmt; // Dummy pointer; +#endif + + while ((ifmt = av_iformat_next(ifmt))) + if (ifmt->priv_class == prev) + break; + + if (!ifmt) + while ((ofmt = av_oformat_next(ofmt))) + if (ofmt->priv_class == prev) + break; + if (!ofmt) while (ifmt = av_iformat_next(ifmt)) if (ifmt->priv_class) return ifmt->priv_class; - while (prev && (ofmt = av_oformat_next(ofmt))) - if (ofmt->priv_class == prev){ - prev = NULL; - break; - } - if (!prev) - while (ofmt = av_oformat_next(ofmt)) - if (ofmt->priv_class) - return ofmt->priv_class; - -#if !FF_API_OLD_AVIO - if (prev != &ffio_url_class) - return &ffio_url_class; -#endif + while (ofmt = av_oformat_next(ofmt)) + if (ofmt->priv_class) + return ofmt->priv_class; return NULL; } |