MSE: Populate WebM missing duration with DefaultDuration, derived, or default

media/filters/pipeline_integration_test.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "media/filters/pipeline_integration_test_base.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string_util.h"
@@ skipping 41 matching lines @@
 const uint8 kKeyId[] = {
   0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
   0x38, 0x39, 0x30, 0x31, 0x32, 0x33, 0x34, 0x35
 };
 
 const int kAppendWholeFile = -1;
 
 // Constants for the Media Source config change tests.
 const int kAppendTimeSec = 1;
 const int kAppendTimeMs = kAppendTimeSec * 1000;
-const int k320WebMFileDurationMs = 2737;
-const int k640WebMFileDurationMs = 2763;
+const int k320WebMFileDurationMs = 2736;
+const int k640WebMFileDurationMs = 2762;
 const int kOpusEndTrimmingWebMFileDurationMs = 2771;
 const int kVP9WebMFileDurationMs = 2703;
 const int kVP8AWebMFileDurationMs = 2700;
 
 #if defined(USE_PROPRIETARY_CODECS)
 const int k640IsoFileDurationMs = 2737;
 const int k640IsoCencFileDurationMs = 2736;
 const int k1280IsoFileDurationMs = 2736;
 const int k1280IsoAVC3FileDurationMs = 2735;
 #endif  // defined(USE_PROPRIETARY_CODECS)
@@ skipping 573 matching lines @@
   scoped_refptr<DecoderBuffer> second_file =
       ReadTestDataFile("bear-640x360-av_enc-av.webm");
 
   source.AppendAtTime(base::TimeDelta::FromSeconds(kAppendTimeSec),
                       second_file->data(), second_file->data_size());
 
   source.EndOfStream();
 
   EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
   EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
-  EXPECT_EQ(kAppendTimeMs + k640WebMFileDurationMs,
+  // The "+ 1" is due to estimated audio and video frame durations on the last
+  // frames appended. The unencrypted file has a TrackEntry DefaultDuration
+  // field for the video track, but the encrypted file does not.
+  EXPECT_EQ(kAppendTimeMs + k640WebMFileDurationMs + 1,
             pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());
 
   Play();
 
   EXPECT_TRUE(WaitUntilOnEnded());
   source.Abort();
   Stop();
 }
 
 // Config changes from encrypted to clear are not currently supported.
@@ skipping 39 matching lines @@
       ReadTestDataFile("bear-640x360.webm");
 
   source.AppendAtTime(base::TimeDelta::FromSeconds(kAppendTimeSec),
                       second_file->data(), second_file->data_size());
 
   source.EndOfStream();
 
   EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
   EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
   // The second video was not added, so its time has not been added.
-  EXPECT_EQ(k320WebMFileDurationMs,
+  // The "+ 1" is due to estimated audio and video frame durations on the last
+  // frames appended. The unencrypted file has a TrackEntry DefaultDuration
+  // field for the video track, but the encrypted file does not.
+  EXPECT_EQ(k320WebMFileDurationMs + 1,
             pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());
 
   Play();
 
   EXPECT_EQ(PIPELINE_ERROR_DECODE, WaitUntilEndedOrError());
   source.Abort();
 }
 
 #if defined(USE_PROPRIETARY_CODECS)
 TEST_F(PipelineIntegrationTest, MediaSource_ADTS) {
@@ skipping 390 matching lines @@
                                  8192,
                                  base::TimeDelta::FromMilliseconds(464),
                                  base::TimeDelta::FromMilliseconds(617),
                                  0x10CA, 19730));
 }
 
 // Verify video decoder & renderer can handle aborted demuxer reads.
 TEST_F(PipelineIntegrationTest, ChunkDemuxerAbortRead_VideoOnly) {
   ASSERT_TRUE(TestSeekDuringRead("bear-320x240-video-only.webm", kVideoOnlyWebM,
                                  32768,
-                                 base::TimeDelta::FromMilliseconds(200),
+                                 base::TimeDelta::FromMilliseconds(167),
                                  base::TimeDelta::FromMilliseconds(1668),
                                  0x1C896, 65536));
 }
 
 // Verify that Opus audio in WebM containers can be played back.
 TEST_F(PipelineIntegrationTest, BasicPlayback_AudioOnly_Opus_WebM) {
   ASSERT_TRUE(Start(GetTestDataFilePath("bear-opus-end-trimming.webm"),
                     PIPELINE_OK));
   EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
   EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
@@ skipping 43 matching lines @@
 // Verify that VP8 video with inband text track can be played back.
 TEST_F(PipelineIntegrationTest,
        BasicPlayback_VP8_WebVTT_WebM) {
   ASSERT_TRUE(Start(GetTestDataFilePath("bear-vp8-webvtt.webm"),
                     PIPELINE_OK));
   Play();
   ASSERT_TRUE(WaitUntilOnEnded());
 }
 
 }  // namespace media