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avformat/hlsenc: Warn if a non file protocol is used

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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Michael Niedermayer
2015-02-21 19:27:06 +01:00
parent 665916ffa2
commit 6c9537b807
1 changed files with 4 additions and 0 deletions
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4
libavformat/hlsenc.c
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@@ -247,6 +247,10 @@ static int hls_window(AVFormatContext *s, int last)
int version = hls->flags & HLS_SINGLE_FILE ? 4 : 3; int version = hls->flags & HLS_SINGLE_FILE ? 4 : 3;
const char *proto = avio_find_protocol_name(s->filename); const char *proto = avio_find_protocol_name(s->filename);
int use_rename = proto && !strcmp(proto, "file"); int use_rename = proto && !strcmp(proto, "file");
static unsigned warned_non_file;
if (!use_rename && !warned_non_file++)
av_log(s, AV_LOG_ERROR, "Cannot use rename on non file protocol, this may lead to races and temporarly partial files\n");
snprintf(temp_filename, sizeof(temp_filename), use_rename ? "%s.tmp" : "%s", s->filename); snprintf(temp_filename, sizeof(temp_filename), use_rename ? "%s.tmp" : "%s", s->filename);
if ((ret = avio_open2(&out, temp_filename, AVIO_FLAG_WRITE, if ((ret = avio_open2(&out, temp_filename, AVIO_FLAG_WRITE,