From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by master.gitmailbox.com (Postfix) with ESMTP id D379945AA6 for ; Mon, 15 May 2023 00:06:07 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id ACC6B68BFDE; Mon, 15 May 2023 03:05:58 +0300 (EEST) Received: from relay8-d.mail.gandi.net (relay8-d.mail.gandi.net [217.70.183.201]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 2B3C268BF40 for ; Mon, 15 May 2023 03:05:50 +0300 (EEST) Received: (Authenticated sender: michael@niedermayer.cc) by mail.gandi.net (Postfix) with ESMTPSA id 85B7D1BF203 for ; Mon, 15 May 2023 00:05:49 +0000 (UTC) From: Michael Niedermayer To: FFmpeg development discussions and patches Date: Mon, 15 May 2023 02:05:46 +0200 Message-Id: <20230515000547.1703-2-michael@niedermayer.cc> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230515000547.1703-1-michael@niedermayer.cc> References: <20230515000547.1703-1-michael@niedermayer.cc> Subject: [FFmpeg-devel] [PATCH 2/3] avformat: add ff_match_url_ext() X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: Match url against a list of extensions similar to av_match_ext() Signed-off-by: Michael Niedermayer --- 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-request@ffmpeg.org with subject "unsubscribe".