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      1 // Copyright 2013 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "base/basictypes.h"
      6 #include "base/memory/scoped_ptr.h"
      7 #include "media/cdm/ppapi/external_clear_key/cdm_video_decoder.h"
      8 
      9 #if defined(CLEAR_KEY_CDM_USE_FAKE_VIDEO_DECODER)
     10 #include "media/cdm/ppapi/external_clear_key/fake_cdm_video_decoder.h"
     11 #endif
     12 
     13 #if defined(CLEAR_KEY_CDM_USE_FFMPEG_DECODER)
     14 #include "media/cdm/ppapi/external_clear_key/ffmpeg_cdm_video_decoder.h"
     15 #endif
     16 
     17 #if defined(CLEAR_KEY_CDM_USE_LIBVPX_DECODER)
     18 #include "media/cdm/ppapi/external_clear_key/libvpx_cdm_video_decoder.h"
     19 #endif
     20 
     21 namespace media {
     22 
     23 scoped_ptr<CdmVideoDecoder> CreateVideoDecoder(
     24     ClearKeyCdmHost* host, const cdm::VideoDecoderConfig& config) {
     25   scoped_ptr<CdmVideoDecoder> video_decoder;
     26 #if defined(CLEAR_KEY_CDM_USE_FAKE_VIDEO_DECODER)
     27   video_decoder.reset(new FakeCdmVideoDecoder(host));
     28 
     29   if (!video_decoder->Initialize(config))
     30     video_decoder.reset();
     31 #else
     32 
     33 #if defined(CLEAR_KEY_CDM_USE_LIBVPX_DECODER)
     34   if (config.codec == cdm::VideoDecoderConfig::kCodecVp8 ||
     35       config.codec == cdm::VideoDecoderConfig::kCodecVp9) {
     36     video_decoder.reset(new LibvpxCdmVideoDecoder(host));
     37 
     38     if (!video_decoder->Initialize(config))
     39       video_decoder.reset();
     40 
     41     return video_decoder.Pass();
     42   }
     43 #endif
     44 
     45 #if defined(CLEAR_KEY_CDM_USE_FFMPEG_DECODER)
     46   video_decoder.reset(new FFmpegCdmVideoDecoder(host));
     47 
     48   if (!video_decoder->Initialize(config))
     49     video_decoder.reset();
     50 #endif
     51 
     52 #endif  // CLEAR_KEY_CDM_USE_FAKE_VIDEO_DECODER
     53 
     54   return video_decoder.Pass();
     55 }
     56 
     57 }  // namespace media
     58