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      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
     81