diff options
author | Paul Davis <paul@linuxaudiosystems.com> | 2015-09-02 12:58:07 -0400 |
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committer | Paul Davis <paul@linuxaudiosystems.com> | 2015-09-02 12:58:07 -0400 |
commit | 2f69ee8ec8ef9ec8011a1aab3795f1317331bc9d (patch) | |
tree | ecfc64aef9991fa1424f11b32ff8dc5cc9e9c8be | |
parent | e91a0f7e11d33694d693df443c9cff4644c751b9 (diff) |
a couple of debug output statements to help diagnose a crash, part 2
-rw-r--r-- | libs/canvas/wave_view.cc | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/libs/canvas/wave_view.cc b/libs/canvas/wave_view.cc index e3377ab1d9..a82ae59d18 100644 --- a/libs/canvas/wave_view.cc +++ b/libs/canvas/wave_view.cc @@ -742,7 +742,11 @@ WaveView::draw_image (Cairo::RefPtr<Cairo::ImageSurface>& image, PeakData* _peak boost::shared_ptr<WaveViewCache::Entry> WaveView::cache_request_result (boost::shared_ptr<WaveViewThreadRequest> req) const { - + if (!req->image) { + cerr << "asked to cache null image!!!\n"; + return boost::shared_ptr<WaveViewCache::Entry> (); + } + boost::shared_ptr<WaveViewCache::Entry> ret (new WaveViewCache::Entry (req->channel, req->height, req->amplitude, @@ -1008,15 +1012,13 @@ WaveView::generate_image (boost::shared_ptr<WaveViewThreadRequest> req, bool in_ } } else { cerr << "Request stopped before image generation\n"; - } + } if (in_render_thread && !req->should_stop()) { DEBUG_TRACE (DEBUG::WaveView, string_compose ("done with request for %1 at %2 CR %3 req %4 range %5 .. %6\n", this, g_get_monotonic_time(), current_request, req, req->start, req->end)); const_cast<WaveView*>(this)->ImageReady (); /* emit signal */ } - cerr << "Generate image done, image = " << req->image << endl; - return; } |