[FFmpeg-cvslog] lavf/image2: extend start_number range to accept zero

[Stefano Sabatini]

ffmpeg | branch: master | Stefano Sabatini <stefasab at gmail.com> | Thu Aug 22 10:09:11 2013 +0200| [7af7b45c3802d3d75981057cfda1e1764e96c4da] | committer: Stefano Sabatini

lavf/image2: extend start_number range to accept zero

Address trac ticket #2884.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=7af7b45c3802d3d75981057cfda1e1764e96c4da
---

 doc/muxers.texi       |    2 +-
 libavformat/img2enc.c |    2 +-
 libavformat/version.h |    2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/doc/muxers.texi b/doc/muxers.texi
index 73e4c54..cc78b6e 100644
--- a/doc/muxers.texi
+++ b/doc/muxers.texi
@@ -260,7 +260,7 @@ ffmpeg -i in.avi -f image2 -frames:v 1 img.jpeg
 @table @option
 @item start_number @var{number}
 Start the sequence from @var{number}. Default value is 1. Must be a
-positive number.
+non-negative number.
 
 @item -update @var{number}
 If @var{number} is nonzero, the filename will always be interpreted as just a
diff --git a/libavformat/img2enc.c b/libavformat/img2enc.c
index 7b10623..11223fb 100644
--- a/libavformat/img2enc.c
+++ b/libavformat/img2enc.c
@@ -142,7 +142,7 @@ static int write_packet(AVFormatContext *s, AVPacket *pkt)
 static const AVOption muxoptions[] = {
     { "updatefirst",  "continuously overwrite one file", OFFSET(update),  AV_OPT_TYPE_INT, { .i64 = 0 }, 0,       1, ENC },
     { "update",       "continuously overwrite one file", OFFSET(update),  AV_OPT_TYPE_INT, { .i64 = 0 }, 0,       1, ENC },
-    { "start_number", "set first number in the sequence", OFFSET(img_number), AV_OPT_TYPE_INT,  { .i64 = 1 }, 1, INT_MAX, ENC },
+    { "start_number", "set first number in the sequence", OFFSET(img_number), AV_OPT_TYPE_INT,  { .i64 = 1 }, 0, INT_MAX, ENC },
     { "strftime",     "use strftime for filename", OFFSET(use_strftime), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, ENC },
     { NULL },
 };
diff --git a/libavformat/version.h b/libavformat/version.h
index 956e6d6..1dfde22 100644
--- a/libavformat/version.h
+++ b/libavformat/version.h
@@ -31,7 +31,7 @@
 
 #define LIBAVFORMAT_VERSION_MAJOR 55
 #define LIBAVFORMAT_VERSION_MINOR 14
-#define LIBAVFORMAT_VERSION_MICRO 101
+#define LIBAVFORMAT_VERSION_MICRO 102
 
 #define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
                                                LIBAVFORMAT_VERSION_MINOR, \