From dc328e0c4ad0dc6b8c53f6da2e0e85bfcefd02c9 Mon Sep 17 00:00:00 2001 From: Max Kellermann Date: Thu, 24 Oct 2013 20:40:23 +0200 Subject: decoder/opus: move code to OggSeekPageAtOffset() --- src/decoder/OggFind.cxx | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-) (limited to 'src/decoder/OggFind.cxx') diff --git a/src/decoder/OggFind.cxx b/src/decoder/OggFind.cxx index 297d925e7..e737a3ffe 100644 --- a/src/decoder/OggFind.cxx +++ b/src/decoder/OggFind.cxx @@ -38,6 +38,16 @@ OggFindEOS(OggSyncState &oy, ogg_stream_state &os, ogg_packet &packet) } } +static bool +OggSeekPageAtOffset(OggSyncState &oy, ogg_stream_state &os, InputStream &is, + InputStream::offset_type offset, int whence) +{ + oy.Reset(); + + return is.LockSeek(offset, whence, IgnoreError()) && + oy.ExpectPageSeekIn(os); +} + bool OggSeekFindEOS(OggSyncState &oy, ogg_stream_state &os, ogg_packet &packet, InputStream &is) @@ -48,9 +58,6 @@ OggSeekFindEOS(OggSyncState &oy, ogg_stream_state &os, ogg_packet &packet, if (!is.CheapSeeking()) return false; - oy.Reset(); - - return is.LockSeek(-65536, SEEK_END, IgnoreError()) && - oy.ExpectPageSeekIn(os) && + return OggSeekPageAtOffset(oy, os, is, -65536, SEEK_END) && OggFindEOS(oy, os, packet); } -- cgit v1.2.3