webkit/media/crypto/ppapi/cdm_video_decoder.cc

   1 // Copyright (c) 2012 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 "webkit/media/crypto/ppapi/cdm/content_decryption_module.h"
   8 #include "webkit/media/crypto/ppapi/cdm_video_decoder.h"
   9
  10 #if defined(CLEAR_KEY_CDM_USE_FAKE_VIDEO_DECODER)
  11 #include "webkit/media/crypto/ppapi/fake_cdm_video_decoder.h"
  12 #endif
  13
  14 #if defined(CLEAR_KEY_CDM_USE_FFMPEG_DECODER)
  15 #include "webkit/media/crypto/ppapi/ffmpeg_cdm_video_decoder.h"
  16 #endif
  17
  18 #if defined(CLEAR_KEY_CDM_USE_LIBVPX_DECODER)
  19 #include "webkit/media/crypto/ppapi/libvpx_cdm_video_decoder.h"
  20 #endif
  21
  22 namespace webkit_media {
  23
  24 scoped_ptr<CdmVideoDecoder> CreateVideoDecoder(
  25     cdm::Host* host, const cdm::VideoDecoderConfig& config) {
  26   scoped_ptr<CdmVideoDecoder> video_decoder;
  27 #if defined(CLEAR_KEY_CDM_USE_FAKE_VIDEO_DECODER)
  28   video_decoder.reset(new FakeCdmVideoDecoder(host));
  29
  30   if (!video_decoder->Initialize(config))
  31     video_decoder.reset();
  32 #else
  33
  34 #if defined(CLEAR_KEY_CDM_USE_LIBVPX_DECODER)
  35   if (config.codec == cdm::VideoDecoderConfig::kCodecVp8) {
  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 webkit_media