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gst/wavparse/gstwavparse.c: Make sure we don't read beyond the end of the file (#345232).

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Original commit message from CVS:
Patch by: Mark Nauwelaerts  <manauw at skynet be>
* gst/wavparse/gstwavparse.c: (gst_wavparse_perform_seek):
Make sure we don't read beyond the end of the file (#345232).
This commit is contained in:
Mark Nauwelaerts 2006-06-18 12:37:12 +00:00 committed by Tim-Philipp Müller
parent bf9e04e2db
commit d2eeafad7c
2 changed files with 17 additions and 2 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
2006-06-18 Tim-Philipp Müller <tim at centricular dot net>
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/wavparse/gstwavparse.c: (gst_wavparse_perform_seek):
Make sure we don't read beyond the end of the file (#345232).
2006-06-17 Tim-Philipp Müller <tim at centricular dot net>
* configure.ac:

12
gst/wavparse/gstwavparse.c
View file

@ -769,10 +769,10 @@ gst_wavparse_perform_seek (GstWavParse * wav, GstEvent * event)
gboolean res;
gdouble rate;
GstEvent *newsegment;
GstFormat format;
GstFormat format, bformat;
GstSeekFlags flags;
GstSeekType cur_type = GST_SEEK_TYPE_NONE, stop_type;
gint64 cur, stop;
gint64 cur, stop, upstream_size;
gboolean flush;
gboolean update;
GstSegment seeksegment;
@ -843,6 +843,14 @@ gst_wavparse_perform_seek (GstWavParse * wav, GstEvent * event)
} else {
wav->end_offset = wav->datasize + wav->datastart;
}
/* make sure filesize is not exceeded due to rounding errors or so,
* same precaution as in _stream_headers */
bformat = GST_FORMAT_BYTES;
if (gst_pad_query_peer_duration (wav->sinkpad, &bformat, &upstream_size)) {
wav->end_offset = MIN (wav->end_offset, upstream_size);
}
wav->offset = MIN (wav->offset, wav->end_offset);
wav->dataleft = wav->end_offset - wav->offset;