ppapi: implement PPB_AudioEncoder

ppapi/proxy/ppapi_messages.h

Index: ppapi/proxy/ppapi_messages.h
diff --git a/ppapi/proxy/ppapi_messages.h b/ppapi/proxy/ppapi_messages.h
index c36ceac59be8c391cd63ee3978877df76a0f9766..8b3b963a6ff1226779f5514f30a2d416190f6f4b 100644
--- a/ppapi/proxy/ppapi_messages.h
+++ b/ppapi/proxy/ppapi_messages.h
@@ -129,6 +129,7 @@ IPC_ENUM_TRAITS(PP_VideoDecodeError_Dev)
 IPC_ENUM_TRAITS(PP_VideoDecoder_Profile)
 IPC_ENUM_TRAITS_MAX_VALUE(PP_VideoFrame_Format, PP_VIDEOFRAME_FORMAT_LAST)
 IPC_ENUM_TRAITS_MAX_VALUE(PP_HardwareAcceleration, PP_HARDWAREACCELERATION_LAST)
+IPC_ENUM_TRAITS_MAX_VALUE(PP_AudioProfile, PP_AUDIOPROFILE_MAX)
 IPC_ENUM_TRAITS_MAX_VALUE(PP_VideoProfile, PP_VIDEOPROFILE_MAX)
 
 IPC_STRUCT_TRAITS_BEGIN(PP_Point)
@@ -441,6 +442,14 @@ IPC_STRUCT_TRAITS_BEGIN(ppapi::PpapiNaClPluginArgs)
   IPC_STRUCT_TRAITS_MEMBER(switch_values)
 IPC_STRUCT_TRAITS_END()
 
+IPC_STRUCT_TRAITS_BEGIN(PP_AudioProfileDescription)
+  IPC_STRUCT_TRAITS_MEMBER(profile)
+  IPC_STRUCT_TRAITS_MEMBER(max_channels)
+  IPC_STRUCT_TRAITS_MEMBER(sample_size)
+  IPC_STRUCT_TRAITS_MEMBER(sample_rate)
+  IPC_STRUCT_TRAITS_MEMBER(hardware_accelerated)
+IPC_STRUCT_TRAITS_END()
+
 IPC_STRUCT_TRAITS_BEGIN(PP_VideoProfileDescription)
 IPC_STRUCT_TRAITS_MEMBER(profile)
 IPC_STRUCT_TRAITS_MEMBER(max_resolution)
@@ -449,6 +458,15 @@ IPC_STRUCT_TRAITS_MEMBER(max_framerate_denominator)
 IPC_STRUCT_TRAITS_MEMBER(hardware_accelerated)
 IPC_STRUCT_TRAITS_END()
 
+IPC_STRUCT_TRAITS_BEGIN(ppapi::proxy::PPB_AudioEncodeParameters)
+  IPC_STRUCT_TRAITS_MEMBER(channels)
+  IPC_STRUCT_TRAITS_MEMBER(input_sample_rate)
+  IPC_STRUCT_TRAITS_MEMBER(input_sample_size)
+  IPC_STRUCT_TRAITS_MEMBER(output_profile)
+  IPC_STRUCT_TRAITS_MEMBER(initial_bitrate)
+  IPC_STRUCT_TRAITS_MEMBER(acceleration)
+IPC_STRUCT_TRAITS_END()
+
 #if !defined(OS_NACL) && !defined(NACL_WIN64)
 
 IPC_STRUCT_TRAITS_BEGIN(ppapi::proxy::PPPDecryptor_Buffer)
@@ -889,6 +907,35 @@ IPC_MESSAGE_ROUTED2(PpapiHostMsg_PPBAudio_StartOrStop,
                     ppapi::HostResource /* audio_id */,
                     bool /* play */)
 
+// PPB_AudioEncoder
+IPC_MESSAGE_CONTROL0(PpapiHostMsg_AudioEncoder_Create)
+IPC_MESSAGE_CONTROL0(PpapiHostMsg_AudioEncoder_GetSupportedProfiles)
+IPC_MESSAGE_CONTROL1(PpapiPluginMsg_AudioEncoder_GetSupportedProfilesReply,
+                     std::vector<PP_AudioProfileDescription> /* results */)
+IPC_MESSAGE_CONTROL1(PpapiHostMsg_AudioEncoder_Initialize,
+                     ppapi::proxy::PPB_AudioEncodeParameters /* parameters */)
+IPC_MESSAGE_CONTROL3(PpapiPluginMsg_AudioEncoder_InitializeReply,
+                     uint32_t /* number_of_samples */,
+                     uint32_t /* buffer_count */,
+                     uint32_t /* buffer_size */)
+IPC_MESSAGE_CONTROL0(PpapiHostMsg_AudioEncoder_GetAudioFrames)

[bbudge, 2015/10/06 00:54:25]

The IDL for PPB_AudioEncoder talks about audio buffers and bitstream buffers,
not frames. Could we use a consistent terminology here too?

[llandwerlin-old, 2015/10/06 10:28:57]

Done.

+IPC_MESSAGE_CONTROL2(PpapiPluginMsg_AudioEncoder_GetAudioFramesReply,
+                     uint32_t /* frame_count */,
+                     uint32_t /* frame_length */)
+IPC_MESSAGE_CONTROL1(PpapiHostMsg_AudioEncoder_Encode, uint32_t /* buffer_id */)
+IPC_MESSAGE_CONTROL1(PpapiPluginMsg_AudioEncoder_EncodeReply,
+                     uint32_t /* buffer_id */)
+IPC_MESSAGE_CONTROL2(PpapiPluginMsg_AudioEncoder_BitstreamBufferReady,
+                     uint32_t /* buffer_id */,
+                     uint32_t /* buffer_size */)
+IPC_MESSAGE_CONTROL1(PpapiHostMsg_AudioEncoder_RecycleBitstreamBuffer,
+                     uint32_t /* buffer_id */)
+IPC_MESSAGE_CONTROL1(PpapiHostMsg_AudioEncoder_RequestBitrateChange,
+                     uint32_t /* bitrate */)
+IPC_MESSAGE_CONTROL1(PpapiPluginMsg_AudioEncoder_NotifyError,
+                     int32_t /* error */)
+IPC_MESSAGE_CONTROL0(PpapiHostMsg_AudioEncoder_Close)
+
 // PPB_Core.
 IPC_MESSAGE_ROUTED1(PpapiHostMsg_PPBCore_AddRefResource,
                     ppapi::HostResource)