ppapi: define PPB_AudioEncoder API

ppapi/cpp/audio_encoder.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.
+
+#include "ppapi/cpp/audio_encoder.h"
+
+#include "ppapi/c/pp_errors.h"
+#include "ppapi/c/ppb_audio_encoder.h"
+#include "ppapi/cpp/completion_callback.h"
+#include "ppapi/cpp/instance_handle.h"
+#include "ppapi/cpp/module.h"
+#include "ppapi/cpp/module_impl.h"
+
+namespace pp {
+
+namespace {
+
+template <>
+const char* interface_name<PPB_AudioEncoder_0_1>() {
+  return PPB_AUDIOENCODER_INTERFACE_0_1;
+}
+
+}  // namespace
+
+AudioEncoder::AudioEncoder() {
+}
+
+AudioEncoder::AudioEncoder(const InstanceHandle& instance) {
+  if (has_interface<PPB_AudioEncoder_0_1>()) {
+    PassRefFromConstructor(
+        get_interface<PPB_AudioEncoder_0_1>()->Create(instance.pp_instance()));
+  }
+}
+
+AudioEncoder::AudioEncoder(const AudioEncoder& other) : Resource(other) {
+}
+
+int32_t AudioEncoder::GetSupportedProfiles(const CompletionCallbackWithOutput<
+    std::vector<PP_AudioProfileDescription> >& cc) {
+  if (has_interface<PPB_AudioEncoder_0_1>()) {
+    return get_interface<PPB_AudioEncoder_0_1>()->GetSupportedProfiles(
+        pp_resource(), cc.output(), cc.pp_completion_callback());
+  }
+  return cc.MayForce(PP_ERROR_NOINTERFACE);
+}
+
+int32_t AudioEncoder::Initialize(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,
+                                 const CompletionCallback& cc) {
+  if (has_interface<PPB_AudioEncoder_0_1>()) {
+    return get_interface<PPB_AudioEncoder_0_1>()->Initialize(
+        pp_resource(), channels, input_sample_rate, input_sample_size,
+        output_profile, initial_bitrate, acceleration,
+        cc.pp_completion_callback());
+  }
+  return cc.MayForce(PP_ERROR_NOINTERFACE);
+}
+
+int32_t AudioEncoder::GetNumberOfSamples() {
+  if (has_interface<PPB_AudioEncoder_0_1>()) {
+    return get_interface<PPB_AudioEncoder_0_1>()->GetNumberOfSamples(
+        pp_resource());
+  }
+  return PP_ERROR_NOINTERFACE;
+}
+
+int32_t AudioEncoder::GetBuffer(
+    const CompletionCallbackWithOutput<AudioBuffer>& cc) {
+  if (has_interface<PPB_AudioEncoder_0_1>()) {
+    return get_interface<PPB_AudioEncoder_0_1>()->GetBuffer(
+        pp_resource(), cc.output(), cc.pp_completion_callback());
+  }
+  return cc.MayForce(PP_ERROR_NOINTERFACE);
+}
+
+int32_t AudioEncoder::Encode(const AudioBuffer& audio_buffer,
+                             const CompletionCallback& cc) {
+  if (has_interface<PPB_AudioEncoder_0_1>()) {
+    return get_interface<PPB_AudioEncoder_0_1>()->Encode(
+        pp_resource(), audio_buffer.pp_resource(), cc.pp_completion_callback());
+  }
+  return cc.MayForce(PP_ERROR_NOINTERFACE);
+}
+
+int32_t AudioEncoder::GetBitstreamBuffer(
+    const CompletionCallbackWithOutput<PP_AudioBitstreamBuffer>& cc) {
+  if (has_interface<PPB_AudioEncoder_0_1>()) {
+    return get_interface<PPB_AudioEncoder_0_1>()->GetBitstreamBuffer(
+        pp_resource(), cc.output(), cc.pp_completion_callback());
+  }
+  return cc.MayForce(PP_ERROR_NOINTERFACE);
+}
+
+void AudioEncoder::RecycleBitstreamBuffer(
+    const PP_AudioBitstreamBuffer& bitstream_buffer) {
+  if (has_interface<PPB_AudioEncoder_0_1>()) {
+    get_interface<PPB_AudioEncoder_0_1>()->RecycleBitstreamBuffer(
+        pp_resource(), &bitstream_buffer);
+  }
+}
+
+void AudioEncoder::RequestBitrateChange(uint32_t bitrate) {
+  if (has_interface<PPB_AudioEncoder_0_1>()) {
+    get_interface<PPB_AudioEncoder_0_1>()->RequestBitrateChange(pp_resource(),
+                                                                bitrate);
+  }
+}
+
+void AudioEncoder::Close() {
+  if (has_interface<PPB_AudioEncoder_0_1>())
+    get_interface<PPB_AudioEncoder_0_1>()->Close(pp_resource());
+}
+
+}  // namespace pp