ppapi/thunk/ppb_audio_thunk.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 // From ppb_audio.idl modified Thu Dec 20 13:10:26 2012.
   6
   7 #include "ppapi/c/pp_errors.h"
   8 #include "ppapi/c/ppb_audio.h"
   9 #include "ppapi/shared_impl/tracked_callback.h"
  10 #include "ppapi/thunk/enter.h"
  11 #include "ppapi/thunk/ppb_audio_api.h"
  12 #include "ppapi/thunk/ppb_instance_api.h"
  13 #include "ppapi/thunk/resource_creation_api.h"
  14 #include "ppapi/thunk/thunk.h"
  15
  16 namespace ppapi {
  17 namespace thunk {
  18
  19 namespace {
  20
  21 PP_Resource Create(PP_Instance instance,
  22                    PP_Resource config,
  23                    PPB_Audio_Callback audio_callback,
  24                    void* user_data) {
  25   VLOG(4) << "PPB_Audio::Create()";
  26   EnterResourceCreation enter(instance);
  27   if (enter.failed())
  28     return 0;
  29   return enter.functions()->CreateAudio(instance,
  30                                         config,
  31                                         audio_callback,
  32                                         user_data);
  33 }
  34
  35 PP_Bool IsAudio(PP_Resource resource) {
  36   VLOG(4) << "PPB_Audio::IsAudio()";
  37   EnterResource<PPB_Audio_API> enter(resource, false);
  38   return PP_FromBool(enter.succeeded());
  39 }
  40
  41 PP_Resource GetCurrentConfig(PP_Resource audio) {
  42   VLOG(4) << "PPB_Audio::GetCurrentConfig()";
  43   EnterResource<PPB_Audio_API> enter(audio, true);
  44   if (enter.failed())
  45     return 0;
  46   return enter.object()->GetCurrentConfig();
  47 }
  48
  49 PP_Bool StartPlayback(PP_Resource audio) {
  50   VLOG(4) << "PPB_Audio::StartPlayback()";
  51   EnterResource<PPB_Audio_API> enter(audio, true);
  52   if (enter.failed())
  53     return PP_FALSE;
  54   return enter.object()->StartPlayback();
  55 }
  56
  57 PP_Bool StopPlayback(PP_Resource audio) {
  58   VLOG(4) << "PPB_Audio::StopPlayback()";
  59   EnterResource<PPB_Audio_API> enter(audio, true);
  60   if (enter.failed())
  61     return PP_FALSE;
  62   return enter.object()->StopPlayback();
  63 }
  64
  65 const PPB_Audio_1_0 g_ppb_audio_thunk_1_0 = {
  66   &Create,
  67   &IsAudio,
  68   &GetCurrentConfig,
  69   &StartPlayback,
  70   &StopPlayback
  71 };
  72
  73 }  // namespace
  74
  75 const PPB_Audio_1_0* GetPPB_Audio_1_0_Thunk() {
  76   return &g_ppb_audio_thunk_1_0;
  77 }
  78
  79 }  // namespace thunk
  80 }  // namespace ppapi