ppapi: implement PPB_AudioEncoder

ppapi/thunk/ppb_audio_encoder_thunk.cc

+// Copyright 2015 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_encoder.idl modified Thu May 21 15:56:53 2015.
+
+#include "ppapi/c/pp_completion_callback.h"
+#include "ppapi/c/pp_errors.h"
+#include "ppapi/c/ppb_audio_encoder.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_encoder_api.h"
+
+namespace ppapi {
+namespace thunk {
+
+namespace {
+
+PP_Resource Create(PP_Instance instance) {
+  VLOG(4) << "PPB_AudioEncoder::Create()";
+  EnterResourceCreation enter(instance);
+  if (enter.failed())
+    return 0;
+  return enter.functions()->CreateAudioEncoder(instance);
+}
+
+PP_Bool IsAudioEncoder(PP_Resource resource) {
+  VLOG(4) << "PPB_AudioEncoder::IsAudioEncoder()";
+  EnterResource<PPB_AudioEncoder_API> enter(resource, false);
+  return PP_FromBool(enter.succeeded());
+}
+
+int32_t GetSupportedProfiles(PP_Resource audio_encoder,
+                             struct PP_ArrayOutput output,
+                             struct PP_CompletionCallback callback) {
+  VLOG(4) << "PPB_AudioEncoder::GetSupportedProfiles()";
+  EnterResource<PPB_AudioEncoder_API> enter(audio_encoder, callback, true);
+  if (enter.failed())
+    return enter.retval();
+  return enter.SetResult(
+      enter.object()->GetSupportedProfiles(output, enter.callback()));
+}
+
+int32_t Initialize(PP_Resource audio_encoder,
+                   uint32_t channels,
+                   PP_AudioBuffer_SampleRate input_sample_rate,
+                   PP_AudioBuffer_SampleSize input_sample_size,
+                   PP_AudioProfile output_profile,
+                   uint32_t initial_bitrate,
+                   PP_HardwareAcceleration acceleration,
+                   struct PP_CompletionCallback callback) {
+  VLOG(4) << "PPB_AudioEncoder::Initialize()";
+  EnterResource<PPB_AudioEncoder_API> enter(audio_encoder, callback, true);
+  if (enter.failed())
+    return enter.retval();
+  return enter.SetResult(enter.object()->Initialize(
+      channels, input_sample_rate, input_sample_size, output_profile,
+      initial_bitrate, acceleration, enter.callback()));
+}
+
+int32_t GetNumberOfSamples(PP_Resource audio_encoder) {
+  VLOG(4) << "PPB_AudioEncoder::GetNumberOfSamples()";
+  EnterResource<PPB_AudioEncoder_API> enter(audio_encoder, true);
+  if (enter.failed())
+    return enter.retval();
+  return enter.object()->GetNumberOfSamples();
+}
+
+int32_t GetBuffer(PP_Resource audio_encoder,
+                  PP_Resource* audio_buffer,
+                  struct PP_CompletionCallback callback) {
+  VLOG(4) << "PPB_AudioEncoder::GetBuffer()";
+  EnterResource<PPB_AudioEncoder_API> enter(audio_encoder, callback, true);
+  if (enter.failed())
+    return enter.retval();
+  return enter.SetResult(
+      enter.object()->GetBuffer(audio_buffer, enter.callback()));
+}
+
+int32_t Encode(PP_Resource audio_encoder,
+               PP_Resource audio_buffer,
+               struct PP_CompletionCallback callback) {
+  VLOG(4) << "PPB_AudioEncoder::Encode()";
+  EnterResource<PPB_AudioEncoder_API> enter(audio_encoder, callback, true);
+  if (enter.failed())
+    return enter.retval();
+  return enter.SetResult(
+      enter.object()->Encode(audio_buffer, enter.callback()));
+}
+
+int32_t GetBitstreamBuffer(PP_Resource audio_encoder,
+                           struct PP_AudioBitstreamBuffer* bitstream_buffer,
+                           struct PP_CompletionCallback callback) {
+  VLOG(4) << "PPB_AudioEncoder::GetBitstreamBuffer()";
+  EnterResource<PPB_AudioEncoder_API> enter(audio_encoder, callback, true);
+  if (enter.failed())
+    return enter.retval();
+  return enter.SetResult(
+      enter.object()->GetBitstreamBuffer(bitstream_buffer, enter.callback()));
+}
+
+void RecycleBitstreamBuffer(
+    PP_Resource audio_encoder,
+    const struct PP_AudioBitstreamBuffer* bitstream_buffer) {
+  VLOG(4) << "PPB_AudioEncoder::RecycleBitstreamBuffer()";
+  EnterResource<PPB_AudioEncoder_API> enter(audio_encoder, true);
+  if (enter.failed())
+    return;
+  enter.object()->RecycleBitstreamBuffer(bitstream_buffer);
+}
+
+void RequestBitrateChange(PP_Resource audio_encoder, uint32_t bitrate) {
+  VLOG(4) << "PPB_AudioEncoder::RequestBitrateChange()";
+  EnterResource<PPB_AudioEncoder_API> enter(audio_encoder, true);
+  if (enter.failed())
+    return;
+  enter.object()->RequestBitrateChange(bitrate);
+}
+
+void Close(PP_Resource audio_encoder) {
+  VLOG(4) << "PPB_AudioEncoder::Close()";
+  EnterResource<PPB_AudioEncoder_API> enter(audio_encoder, true);
+  if (enter.failed())
+    return;
+  enter.object()->Close();
+}
+
+const PPB_AudioEncoder_0_1 g_ppb_audioencoder_thunk_0_1 = {
+    &Create,
+    &IsAudioEncoder,
+    &GetSupportedProfiles,
+    &Initialize,
+    &GetNumberOfSamples,
+    &GetBuffer,
+    &Encode,
+    &GetBitstreamBuffer,
+    &RecycleBitstreamBuffer,
+    &RequestBitrateChange,
+    &Close};
+
+}  // namespace
+
+PPAPI_THUNK_EXPORT const PPB_AudioEncoder_0_1* GetPPB_AudioEncoder_0_1_Thunk() {
+  return &g_ppb_audioencoder_thunk_0_1;
+}
+
+}  // namespace thunk
+}  // namespace ppapi