On Thu, Jul 24, 2014 at 3:55 AM, Jan Gerber <j...@v2v.cc> wrote:
> ---
> libavformat/avlanguage.c | 14 ++++++++++++++
> libavformat/avlanguage.h | 5 +++++
> 2 files changed, 19 insertions(+)
>
> diff --git a/libavformat/avlanguage.c b/libavformat/avlanguage.c
> index e606ef2..a4b916f 100644
> --- a/libavformat/avlanguage.c
> +++ b/libavformat/avlanguage.c
> @@ -763,3 +763,17 @@ const char *av_convert_lang_to(const char *lang, enum
> AVLangCodespace target_cod
>
> return NULL;
> }
> +
> +int av_islang(const char *lang)
> +{
> + const LangEntry *entry = NULL;
> + const int NB_LANGENTRIES = FF_ARRAY_ELEMS(lang_table);
> +
> + entry = bsearch(lang,
> + lang_table,
> + NB_LANGENTRIES,
> + sizeof(LangEntry),
> + lang_table_compare);
> +
> + return entry != NULL;
> +}
> diff --git a/libavformat/avlanguage.h b/libavformat/avlanguage.h
> index 2ec3e2d..24f3187 100644
> --- a/libavformat/avlanguage.h
> +++ b/libavformat/avlanguage.h
> @@ -36,4 +36,9 @@ enum AVLangCodespace {
> */
> const char *av_convert_lang_to(const char *lang, enum AVLangCodespace
> target_codespace);
>
> +/**
> + * Check if lang is a valid language.
> + */
> +int av_islang(const char *lang);
> +
> #endif /* AVFORMAT_AVLANGUAGE_H */
ping, needs review
--
Vittorio
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