Allow media track switching.

media/test/pipeline_integration_test_base.h

 // 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.
 
 #ifndef MEDIA_TEST_PIPELINE_INTEGRATION_TEST_BASE_H_
 #define MEDIA_TEST_PIPELINE_INTEGRATION_TEST_BASE_H_
 
 #include <stdint.h>
 #include <memory>
 
 #include "base/md5.h"
-#include "base/memory/scoped_vector.h"
 #include "base/message_loop/message_loop.h"
 #include "base/test/scoped_task_scheduler.h"
 #include "media/audio/clockless_audio_sink.h"
 #include "media/audio/null_audio_sink.h"
 #include "media/base/demuxer.h"
 #include "media/base/null_video_sink.h"
 #include "media/base/pipeline_impl.h"
 #include "media/base/pipeline_status.h"
 #include "media/base/text_track.h"
 #include "media/base/text_track_config.h"
 #include "media/base/video_frame.h"
 #include "media/renderers/video_renderer_impl.h"
 #include "testing/gmock/include/gmock/gmock.h"
 
 namespace media {
 
-class AudioDecoder;
 class CdmContext;
-class VideoDecoder;
 
 // Empty MD5 hash string.  Used to verify empty video tracks.
 extern const char kNullVideoHash[];
 
 // Empty hash string.  Used to verify empty audio tracks.
 extern const char kNullAudioHash[];
 
 // Dummy tick clock which advances extremely quickly (1 minute every time
 // NowTicks() is called).
 class DummyTickClock : public base::TickClock {
@@ skipping 29 matching lines @@
     kClockless = 2,
     kExpectDemuxerFailure = 4,
     kUnreliableDuration = 8,
   };
 
   // Starts the pipeline with a file specified by |filename|, optionally with a
   // CdmContext or a |test_type|, returning the final status code after it has
   // started. |filename| points at a test file located under media/test/data/.
   PipelineStatus Start(const std::string& filename);
   PipelineStatus Start(const std::string& filename, CdmContext* cdm_context);
-  PipelineStatus Start(const std::string& filename,
-                       uint8_t test_type,
-                       ScopedVector<VideoDecoder> prepend_video_decoders =
-                           ScopedVector<VideoDecoder>(),
-                       ScopedVector<AudioDecoder> prepend_audio_decoders =
-                           ScopedVector<AudioDecoder>());
+  PipelineStatus Start(
+      const std::string& filename,
+      uint8_t test_type,
+      CreateVideoDecodersCB prepend_video_decoders_cb = CreateVideoDecodersCB(),
+      CreateAudioDecodersCB prepend_audio_decoders_cb =
+          CreateAudioDecodersCB());
 
   // Starts the pipeline with |data| (with |size| bytes). The |data| will be
   // valid throughtout the lifetime of this test.
   PipelineStatus Start(const uint8_t* data, size_t size, uint8_t test_type);
 
   void Play();
   void Pause();
   bool Seek(base::TimeDelta seek_time);
   bool Suspend();
   bool Resume(base::TimeDelta seek_time);
@@ skipping 53 matching lines @@
   ColorSpace last_video_frame_color_space_;
   DummyTickClock dummy_clock_;
   PipelineMetadata metadata_;
   scoped_refptr<VideoFrame> last_frame_;
   base::TimeDelta current_duration_;
 
   PipelineStatus StartInternal(
       std::unique_ptr<DataSource> data_source,
       CdmContext* cdm_context,
       uint8_t test_type,
-      ScopedVector<VideoDecoder> prepend_video_decoders =
-          ScopedVector<VideoDecoder>(),
-      ScopedVector<AudioDecoder> prepend_audio_decoders =
-          ScopedVector<AudioDecoder>());
+      CreateVideoDecodersCB prepend_video_decoders_cb = CreateVideoDecodersCB(),
+      CreateAudioDecodersCB prepend_audio_decoders_cb =
+          CreateAudioDecodersCB());
 
   PipelineStatus StartWithFile(
       const std::string& filename,
       CdmContext* cdm_context,
       uint8_t test_type,
-      ScopedVector<VideoDecoder> prepend_video_decoders =
-          ScopedVector<VideoDecoder>(),
-      ScopedVector<AudioDecoder> prepend_audio_decoders =
-          ScopedVector<AudioDecoder>());
+      CreateVideoDecodersCB prepend_video_decoders_cb = CreateVideoDecodersCB(),
+      CreateAudioDecodersCB prepend_audio_decoders_cb =
+          CreateAudioDecodersCB());
 
   void OnSeeked(base::TimeDelta seek_time, PipelineStatus status);
   void OnStatusCallback(PipelineStatus status);
   void DemuxerEncryptedMediaInitDataCB(EmeInitDataType type,
                                        const std::vector<uint8_t>& init_data);
 
   void DemuxerMediaTracksUpdatedCB(std::unique_ptr<MediaTracks> tracks);
 
   void QuitAfterCurrentTimeTask(const base::TimeDelta& quit_time);
 
   // Creates Demuxer and sets |demuxer_|.
   void CreateDemuxer(std::unique_ptr<DataSource> data_source);
 
   // Creates and returns a Renderer.
   virtual std::unique_ptr<Renderer> CreateRenderer(
-      ScopedVector<VideoDecoder> prepend_video_decoders =
-          ScopedVector<VideoDecoder>(),
-      ScopedVector<AudioDecoder> prepend_audio_decoders =
-          ScopedVector<AudioDecoder>());
+      CreateVideoDecodersCB prepend_video_decoders_cb = CreateVideoDecodersCB(),
+      CreateAudioDecodersCB prepend_audio_decoders_cb =
+          CreateAudioDecodersCB());
 
   void OnVideoFramePaint(const scoped_refptr<VideoFrame>& frame);
 
   void CheckDuration();
 
   // Return the media start time from |demuxer_|.
   base::TimeDelta GetStartTime();
 
   MOCK_METHOD1(DecryptorAttached, void(bool));
   // Pipeline::Client overrides.
   void OnError(PipelineStatus status) override;
   void OnEnded() override;
   MOCK_METHOD1(OnMetadata, void(PipelineMetadata));
   MOCK_METHOD1(OnBufferingStateChange, void(BufferingState));
   MOCK_METHOD0(OnDurationChange, void());
   MOCK_METHOD2(OnAddTextTrack,
                void(const TextTrackConfig& config,
                     const AddTextTrackDoneCB& done_cb));
   MOCK_METHOD0(OnWaitingForDecryptionKey, void(void));
   MOCK_METHOD1(OnVideoNaturalSizeChange, void(const gfx::Size&));
   MOCK_METHOD1(OnVideoOpacityChange, void(bool));
   MOCK_METHOD0(OnVideoAverageKeyframeDistanceUpdate, void());
 };
 
 }  // namespace media
 
 #endif  // MEDIA_TEST_PIPELINE_INTEGRATION_TEST_BASE_H_