Match url against a list of extensions similar to av_match_ext() Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavformat/format.c | 25 +++++++++++++++++++++++++ libavformat/internal.h | 9 +++++++++ 2 files changed, 34 insertions(+)
diff --git a/libavformat/format.c b/libavformat/format.c index 52b814e67d..04fdbacec0 100644 --- a/libavformat/format.c +++ b/libavformat/format.c @@ -50,6 +50,31 @@ int av_match_ext(const char *filename, const char *extensions) return 0; } +int ff_match_url_ext(const char *url, const char *extensions) +{ + const char *ext; + URLComponents uc; + int ret; + char scratchpad[128]; + + if (!url) + return 0; + + ret = ff_url_decompose(&uc, url, NULL); + if (ret < 0 || !URL_COMPONENT_HAVE(uc, scheme)) + return ret; + for (ext = uc.query; *ext != '.' && ext > uc.path; ext--) + ; + + if (*ext != '.') + return 0; + if (uc.query - ext > sizeof(scratchpad)) + return AVERROR(ENOMEM); //not enough memory in our scratchpad + av_strlcpy(scratchpad, ext + 1, FFMIN(sizeof(scratchpad), uc.query - ext)); + + return av_match_name(scratchpad, extensions); +} + const AVOutputFormat *av_guess_format(const char *short_name, const char *filename, const char *mime_type) { diff --git a/libavformat/internal.h b/libavformat/internal.h index f575064e8f..43466fbe6d 100644 --- a/libavformat/internal.h +++ b/libavformat/internal.h @@ -705,6 +705,15 @@ int ff_unlock_avformat(void); */ void ff_format_set_url(AVFormatContext *s, char *url); +/** + * Return a positive value if the given url has one of the given + * extensions, 0 otherwise. + * + * @param filename file name to check against the given extensions + * @param extensions a comma-separated list of filename extensions + */ +int ff_match_url_ext(const char *url, const char *extensions); + struct FFOutputFormat; void avpriv_register_devices(const struct FFOutputFormat * const o[], const AVInputFormat * const i[]); -- 2.17.1 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".