From 40d9c544ac6efdc9a0aa42d2949ffb636cb7be01 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Reimar=20D=C3=B6ffinger?= Date: Fri, 19 Jan 2007 22:54:50 +0000 Subject: [PATCH] Attempt to better document AVFMT_NOFILE. Originally committed as revision 7590 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavformat/avformat.h | 3 ++- libavformat/utils.c | 3 +++ 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/libavformat/avformat.h b/libavformat/avformat.h index 2c90e21..63e1e83 100644 --- a/libavformat/avformat.h +++ b/libavformat/avformat.h @@ -128,7 +128,8 @@ typedef struct AVFormatParameters { enum CodecID audio_codec_id; } AVFormatParameters; -#define AVFMT_NOFILE 0x0001 /* no file should be opened */ +//! demuxer will use url_fopen, no opened file should be provided by the caller +#define AVFMT_NOFILE 0x0001 #define AVFMT_NEEDNUMBER 0x0002 /* needs '%d' in filename */ #define AVFMT_SHOW_IDS 0x0008 /* show format stream IDs numbers */ #define AVFMT_RAWPICTURE 0x0020 /* format wants AVPicture structure for diff --git a/libavformat/utils.c b/libavformat/utils.c index 07a4831..7e25478 100644 --- a/libavformat/utils.c +++ b/libavformat/utils.c @@ -270,6 +270,9 @@ int av_filename_number_test(const char *filename) /** * Guess file format. + * + * @param is_opened whether the file is already opened, determines whether + * demuxers with or without AVFMT_NOFILE are probed */ AVInputFormat *av_probe_input_format(AVProbeData *pd, int is_opened) { -- 2.7.4