[FFmpeg-cvslog] avformat/hlsenc: fix base_output_dirname is null when basename_size is 0 bug
Steven Liu
git at videolan.org
Sun Oct 29 06:33:17 EET 2017
ffmpeg | branch: master | Steven Liu <lq at chinaffmpeg.org> | Sun Oct 29 12:30:44 2017 +0800| [f5208307618d992ddd2d96866cf5a267c9bc7165] | committer: Steven Liu
avformat/hlsenc: fix base_output_dirname is null when basename_size is 0 bug
fix ticket id: #6777
when use argument hls_segment_filename, the basename_size will be 0
Signed-off-by: Steven Liu <lq at onvideo.cn>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=f5208307618d992ddd2d96866cf5a267c9bc7165
---
libavformat/hlsenc.c | 16 +++++++++++-----
1 file changed, 11 insertions(+), 5 deletions(-)
diff --git a/libavformat/hlsenc.c b/libavformat/hlsenc.c
index 418f153c6f..55ce800c5a 100644
--- a/libavformat/hlsenc.c
+++ b/libavformat/hlsenc.c
@@ -1335,6 +1335,7 @@ static int hls_write_header(AVFormatContext *s)
AVDictionary *options = NULL;
int basename_size = 0;
int vtt_basename_size = 0;
+ int fmp4_init_filename_len = strlen(hls->fmp4_init_filename) + 1;
if (hls->segment_type == SEGMENT_TYPE_FMP4) {
pattern = "%d.m4s";
@@ -1445,7 +1446,6 @@ static int hls_write_header(AVFormatContext *s)
}
if (av_strcasecmp(hls->fmp4_init_filename, "init.mp4")) {
- int fmp4_init_filename_len = strlen(hls->fmp4_init_filename) + 1;
hls->base_output_dirname = av_malloc(fmp4_init_filename_len);
if (!hls->base_output_dirname) {
ret = AVERROR(ENOMEM);
@@ -1453,19 +1453,25 @@ static int hls_write_header(AVFormatContext *s)
}
av_strlcpy(hls->base_output_dirname, hls->fmp4_init_filename, fmp4_init_filename_len);
} else {
- hls->base_output_dirname = av_malloc(basename_size);
+ if (basename_size > 0) {
+ hls->base_output_dirname = av_malloc(basename_size);
+ } else {
+ hls->base_output_dirname = av_malloc(strlen(hls->fmp4_init_filename));
+ }
if (!hls->base_output_dirname) {
ret = AVERROR(ENOMEM);
goto fail;
}
- av_strlcpy(hls->base_output_dirname, s->filename, basename_size);
- p = strrchr(hls->base_output_dirname, '/');
+ if (basename_size > 0) {
+ av_strlcpy(hls->base_output_dirname, s->filename, basename_size);
+ p = strrchr(hls->base_output_dirname, '/');
+ }
if (p) {
*(p + 1) = '\0';
av_strlcat(hls->base_output_dirname, hls->fmp4_init_filename, basename_size);
} else {
- av_strlcpy(hls->base_output_dirname, hls->fmp4_init_filename, basename_size);
+ av_strlcpy(hls->base_output_dirname, hls->fmp4_init_filename, fmp4_init_filename_len);
}
}
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