diff options
| author | Edward Hervey <edward@centricular.com> | 2017-11-04 13:29:52 +0300 |
|---|---|---|
| committer | Edward Hervey <bilboed@bilboed.com> | 2017-12-01 12:02:03 +0300 |
| commit | caef38a849c081eb52944d676b0d83a1692a8870 (patch) | |
| tree | 286219dd2dc6e500815453b4e50020809719a442 | |
| parent | 5e7d31c341ba296fa8485569f272638735f5b0b9 (diff) | |
oggstream: Fix default granuleshift usage
For stream mappers that don't set a specific granuleshift, it will
have the default value of -1.
Protect the code for that and return the granule value as-is
| -rw-r--r-- | ext/ogg/gstoggstream.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/ext/ogg/gstoggstream.c b/ext/ogg/gstoggstream.c index c24fa2bc9..5577ef39c 100644 --- a/ext/ogg/gstoggstream.c +++ b/ext/ogg/gstoggstream.c @@ -311,7 +311,7 @@ granulepos_to_granule_default (GstOggStream * pad, gint64 granulepos) { gint64 keyindex, keyoffset; - if (pad->granuleshift != 0) { + if (pad->granuleshift != 0 && pad->granuleshift != -1) { keyindex = granulepos >> pad->granuleshift; keyoffset = granulepos - (keyindex << pad->granuleshift); return keyindex + keyoffset; @@ -327,7 +327,7 @@ granule_to_granulepos_default (GstOggStream * pad, gint64 granule, { gint64 keyoffset; - if (pad->granuleshift != 0) { + if (pad->granuleshift != 0 && pad->granuleshift != -1) { /* If we don't know where the previous keyframe is yet, assume it is at 0 or 1, depending on bitstream version. If nothing else, this avoids getting negative granpos back. */ |