b=983066 pad out resampler input past track end only to the end of the block r=padenot

The extra null samples were mostly harmless, and may have even helped avoid bug 983062 sometimes, but caused the "Samples missing" assertion to fail. --HG-- extra : transplant_source : M%D6%B4ra2%AE%DA%EC%82%E1%D8_%83%9F%FBw%F2%ECh

b=983066 pad out resampler input past track end only to the end of the block r=padenot
d729f892 · Karl Tomlinson · 9394b6fd · d729f892 · d729f892 · d729f892
Commit d729f892 authored 10 years ago by Karl Tomlinson
--- a/content/media/AudioNodeExternalInputStream.cpp
+++ b/content/media/AudioNodeExternalInputStream.cpp
@@ -412,7 +412,7 @@ AudioNodeExternalInputStream::ProcessInput(GraphTime aFrom, GraphTime aTo,
                              std::min(inputTrackEndPoint, inputEndTicks));
        }
        // Pad if we're looking past the end of the track
-        segment.AppendNullData(std::max<TrackTicks>(0, inputEndTicks - inputTrackEndPoint));
+        segment.AppendNullData(ticks - segment.GetDuration());
      }
    }


--- a/content/media/test/crashtests/crashtests.list
+++ b/content/media/test/crashtests/crashtests.list
@@ -65,6 +65,7 @@ load 933156.html
 load 952756.html
 load buffer-source-ended-1.html
 load offline-buffer-source-ended-1.html
+HTTP load media-element-source-seek-1.html
 skip-if(B2G) load oscillator-ended-1.html # intermittent B2G timeouts, bug 920338
 skip-if(B2G) load oscillator-ended-2.html # intermittent B2G timeouts, bug 920338
 test-pref(media.mediasource.enabled,true) load 926665.html
--- a/content/media/test/crashtests/media-element-source-seek-1.html
+++ b/content/media/test/crashtests/media-element-source-seek-1.html
+<!DOCTYPE html>
+<html class="reftest-wait">
+<script>
+var audioElement = document.createElement("audio");
+audioElement.autoplay = true;
+audioElement.src = "sound.ogg";
+audioElement.onplaying =
+  function() {
+    audioElement.onseeked =
+      function() {
+        setTimeout(
+          function() {
+            document.documentElement.removeAttribute("class");
+          }, 100);
+      };
+    audioElement.currentTime = 0;
+  };
+
+var context = new window.AudioContext();
+var source = context.createMediaElementSource(audioElement);
+source.connect(context.destination);
+</script>
+</html>