[FFmpeg-cvslog] lavd/libdc1394: distinguish between enumeration errors and no cameras found
Josh de Kock
git at videolan.org
Mon Jul 25 20:42:38 EEST 2016
ffmpeg | branch: master | Josh de Kock <josh at itanimul.li> | Sun Jul 24 19:49:40 2016 +0100| [384251daffb98d88b0fe897b341bb68445f885de] | committer: Michael Niedermayer
lavd/libdc1394: distinguish between enumeration errors and no cameras found
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=384251daffb98d88b0fe897b341bb68445f885de
---
libavdevice/libdc1394.c | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/libavdevice/libdc1394.c b/libavdevice/libdc1394.c
index 43fa232..60c6146 100644
--- a/libavdevice/libdc1394.c
+++ b/libavdevice/libdc1394.c
@@ -302,9 +302,14 @@ static int dc1394_v2_read_header(AVFormatContext *c)
/* Now let us prep the hardware. */
dc1394->d = dc1394_new();
- dc1394_camera_enumerate (dc1394->d, &list);
- if ( !list || list->num == 0) {
- av_log(c, AV_LOG_ERROR, "Unable to look for an IIDC camera\n\n");
+ if (dc1394_camera_enumerate(dc1394->d, &list) != DC1394_SUCCESS || !list) {
+ av_log(c, AV_LOG_ERROR, "Unable to look for an IIDC camera.\n");
+ goto out;
+ }
+
+ if (list->num == 0) {
+ av_log(c, AV_LOG_ERROR, "No cameras found.\n");
+ dc1394_camera_free_list(list);
goto out;
}
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