[PPAPI][MediaStream] Rename AudioFrame to AudioBuffer

ppapi/thunk/ppb_audio_buffer_thunk.cc

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// From ppb_audio_buffer.idl modified Thu Feb  6 15:31:48 2014.
+
+#include "ppapi/c/pp_errors.h"
+#include "ppapi/c/ppb_audio_buffer.h"
+#include "ppapi/shared_impl/tracked_callback.h"
+#include "ppapi/thunk/enter.h"
+#include "ppapi/thunk/ppapi_thunk_export.h"
+#include "ppapi/thunk/ppb_audio_buffer_api.h"
+
+namespace ppapi {
+namespace thunk {
+
+namespace {
+
+PP_Bool IsAudioBuffer(PP_Resource resource) {
+  VLOG(4) << "PPB_AudioBuffer::IsAudioBuffer()";
+  EnterResource<PPB_AudioBuffer_API> enter(resource, false);
+  return PP_FromBool(enter.succeeded());
+}
+
+PP_TimeDelta GetTimestamp(PP_Resource buffer) {
+  VLOG(4) << "PPB_AudioBuffer::GetTimestamp()";
+  EnterResource<PPB_AudioBuffer_API> enter(buffer, true);
+  if (enter.failed())
+    return 0.0;
+  return enter.object()->GetTimestamp();
+}
+
+void SetTimestamp(PP_Resource buffer, PP_TimeDelta timestamp) {
+  VLOG(4) << "PPB_AudioBuffer::SetTimestamp()";
+  EnterResource<PPB_AudioBuffer_API> enter(buffer, true);
+  if (enter.failed())
+    return;
+  enter.object()->SetTimestamp(timestamp);
+}
+
+PP_AudioBuffer_SampleRate GetSampleRate(PP_Resource buffer) {
+  VLOG(4) << "PPB_AudioBuffer::GetSampleRate()";
+  EnterResource<PPB_AudioBuffer_API> enter(buffer, true);
+  if (enter.failed())
+    return PP_AUDIOBUFFER_SAMPLERATE_UNKNOWN;
+  return enter.object()->GetSampleRate();
+}
+
+PP_AudioBuffer_SampleSize GetSampleSize(PP_Resource buffer) {
+  VLOG(4) << "PPB_AudioBuffer::GetSampleSize()";
+  EnterResource<PPB_AudioBuffer_API> enter(buffer, true);
+  if (enter.failed())
+    return PP_AUDIOBUFFER_SAMPLESIZE_UNKNOWN;
+  return enter.object()->GetSampleSize();
+}
+
+uint32_t GetNumberOfChannels(PP_Resource buffer) {
+  VLOG(4) << "PPB_AudioBuffer::GetNumberOfChannels()";
+  EnterResource<PPB_AudioBuffer_API> enter(buffer, true);
+  if (enter.failed())
+    return 0;
+  return enter.object()->GetNumberOfChannels();
+}
+
+uint32_t GetNumberOfSamples(PP_Resource buffer) {
+  VLOG(4) << "PPB_AudioBuffer::GetNumberOfSamples()";
+  EnterResource<PPB_AudioBuffer_API> enter(buffer, true);
+  if (enter.failed())
+    return 0;
+  return enter.object()->GetNumberOfSamples();
+}
+
+void* GetDataBuffer(PP_Resource buffer) {
+  VLOG(4) << "PPB_AudioBuffer::GetDataBuffer()";
+  EnterResource<PPB_AudioBuffer_API> enter(buffer, true);
+  if (enter.failed())
+    return NULL;
+  return enter.object()->GetDataBuffer();
+}
+
+uint32_t GetDataBufferSize(PP_Resource buffer) {
+  VLOG(4) << "PPB_AudioBuffer::GetDataBufferSize()";
+  EnterResource<PPB_AudioBuffer_API> enter(buffer, true);
+  if (enter.failed())
+    return 0;
+  return enter.object()->GetDataBufferSize();
+}
+
+const PPB_AudioBuffer_0_1 g_ppb_audiobuffer_thunk_0_1 = {
+  &IsAudioBuffer,
+  &GetTimestamp,
+  &SetTimestamp,
+  &GetSampleRate,
+  &GetSampleSize,
+  &GetNumberOfChannels,
+  &GetNumberOfSamples,
+  &GetDataBuffer,
+  &GetDataBufferSize
+};
+
+}  // namespace
+
+PPAPI_THUNK_EXPORT const PPB_AudioBuffer_0_1* GetPPB_AudioBuffer_0_1_Thunk() {
+  return &g_ppb_audiobuffer_thunk_0_1;
+}
+
+}  // namespace thunk
+}  // namespace ppapi