Cast: Forcing codec initialization on a designated thread

media/cast/test/encode_decode_test.cc

 // Copyright 2013 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.
 
 // Joint encoder and decoder testing.
 // These tests operate directly on the VP8 encoder and decoder, not the
 // transport layer, and are targeted at validating the bit stream.
 
 #include <gtest/gtest.h>
 
@@ skipping 72 matching lines @@
     encoder_config_.number_of_cores = 1;
     encoder_config_.width  = kWidth;
     encoder_config_.height  = kHeight;
     encoder_config_.start_bitrate = kStartbitrate;
     encoder_config_.min_qp = kMaxQp;
     encoder_config_.min_qp = kMinQp;
     encoder_config_.max_frame_rate = kMaxFrameRate;
     int max_unacked_frames = 1;
     encoder_.reset(new Vp8Encoder(encoder_config_, max_unacked_frames));
     // Initialize to use one core.
-    decoder_.reset(new Vp8Decoder(1, cast_environment_));
+    decoder_.reset(new Vp8Decoder(cast_environment_));
+    decoder_->InitDecoder();
   }
 
   virtual ~EncodeDecodeTest() {}
 
   virtual void SetUp() OVERRIDE {
     // Create test frame.
     int start_value = 10;  // Random value to start from.
     gfx::Size size(encoder_config_.width, encoder_config_.height);
     video_frame_ =  media::VideoFrame::CreateFrame(VideoFrame::I420,
         size, gfx::Rect(size), size, base::TimeDelta());
@@ skipping 17 matching lines @@
   encoder_->Encode(video_frame_, &encoded_frame);
   EXPECT_GT(encoded_frame.data.size(), GG_UINT64_C(0));
   // Decode frame.
   decoder_->Decode(&encoded_frame, base::TimeTicks(), base::Bind(
       &EncodeDecodeTestFrameCallback::DecodeComplete, test_callback_));
   task_runner_->RunTasks();
 }
 
 }  // namespace cast
 }  // namespace media