media/cdm/ppapi/external_clear_key/cdm_video_decoder.cc

   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