ppapi/thunk/ppb_media_stream_video_track_thunk.cc

   1 // Copyright 2014 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_media_stream_video_track.idl modified Thu Jan 23 08:56:57 2014.
   6
   7 #include "ppapi/c/pp_completion_callback.h"
   8 #include "ppapi/c/pp_errors.h"
   9 #include "ppapi/c/ppb_media_stream_video_track.h"
  10 #include "ppapi/shared_impl/tracked_callback.h"
  11 #include "ppapi/thunk/enter.h"
  12 #include "ppapi/thunk/ppapi_thunk_export.h"
  13 #include "ppapi/thunk/ppb_media_stream_video_track_api.h"
  14
  15 namespace ppapi {
  16 namespace thunk {
  17
  18 namespace {
  19
  20 PP_Bool IsMediaStreamVideoTrack(PP_Resource resource) {
  21   VLOG(4) << "PPB_MediaStreamVideoTrack::IsMediaStreamVideoTrack()";
  22   EnterResource<PPB_MediaStreamVideoTrack_API> enter(resource, false);
  23   return PP_FromBool(enter.succeeded());
  24 }
  25
  26 int32_t Configure(PP_Resource video_track,
  27                   const int32_t attrib_list[],
  28                   struct PP_CompletionCallback callback) {
  29   VLOG(4) << "PPB_MediaStreamVideoTrack::Configure()";
  30   EnterResource<PPB_MediaStreamVideoTrack_API> enter(video_track,
  31                                                      callback,
  32                                                      true);
  33   if (enter.failed())
  34     return enter.retval();
  35   return enter.SetResult(enter.object()->Configure(attrib_list,
  36                                                    enter.callback()));
  37 }
  38
  39 int32_t GetAttrib(PP_Resource video_track,
  40                   PP_MediaStreamVideoTrack_Attrib attrib,
  41                   int32_t* value) {
  42   VLOG(4) << "PPB_MediaStreamVideoTrack::GetAttrib()";
  43   EnterResource<PPB_MediaStreamVideoTrack_API> enter(video_track, true);
  44   if (enter.failed())
  45     return enter.retval();
  46   return enter.object()->GetAttrib(attrib, value);
  47 }
  48
  49 struct PP_Var GetId(PP_Resource video_track) {
  50   VLOG(4) << "PPB_MediaStreamVideoTrack::GetId()";
  51   EnterResource<PPB_MediaStreamVideoTrack_API> enter(video_track, true);
  52   if (enter.failed())
  53     return PP_MakeUndefined();
  54   return enter.object()->GetId();
  55 }
  56
  57 PP_Bool HasEnded(PP_Resource video_track) {
  58   VLOG(4) << "PPB_MediaStreamVideoTrack::HasEnded()";
  59   EnterResource<PPB_MediaStreamVideoTrack_API> enter(video_track, true);
  60   if (enter.failed())
  61     return PP_TRUE;
  62   return enter.object()->HasEnded();
  63 }
  64
  65 int32_t GetFrame(PP_Resource video_track,
  66                  PP_Resource* frame,
  67                  struct PP_CompletionCallback callback) {
  68   VLOG(4) << "PPB_MediaStreamVideoTrack::GetFrame()";
  69   EnterResource<PPB_MediaStreamVideoTrack_API> enter(video_track,
  70                                                      callback,
  71                                                      true);
  72   if (enter.failed())
  73     return enter.retval();
  74   return enter.SetResult(enter.object()->GetFrame(frame, enter.callback()));
  75 }
  76
  77 int32_t RecycleFrame(PP_Resource video_track, PP_Resource frame) {
  78   VLOG(4) << "PPB_MediaStreamVideoTrack::RecycleFrame()";
  79   EnterResource<PPB_MediaStreamVideoTrack_API> enter(video_track, true);
  80   if (enter.failed())
  81     return enter.retval();
  82   return enter.object()->RecycleFrame(frame);
  83 }
  84
  85 void Close(PP_Resource video_track) {
  86   VLOG(4) << "PPB_MediaStreamVideoTrack::Close()";
  87   EnterResource<PPB_MediaStreamVideoTrack_API> enter(video_track, true);
  88   if (enter.failed())
  89     return;
  90   enter.object()->Close();
  91 }
  92
  93 const PPB_MediaStreamVideoTrack_0_1 g_ppb_mediastreamvideotrack_thunk_0_1 = {
  94   &IsMediaStreamVideoTrack,
  95   &Configure,
  96   &GetAttrib,
  97   &GetId,
  98   &HasEnded,
  99   &GetFrame,
 100   &RecycleFrame,
 101   &Close
 102 };
 103
 104 }  // namespace
 105
 106 PPAPI_THUNK_EXPORT const PPB_MediaStreamVideoTrack_0_1*
 107     GetPPB_MediaStreamVideoTrack_0_1_Thunk() {
 108   return &g_ppb_mediastreamvideotrack_thunk_0_1;
 109 }
 110
 111 }  // namespace thunk
 112 }  // namespace ppapi