Cast: IPC glue between cast library transport and encoders.

content/common/cast_messages.h

+// Copyright (c) 2013 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.
+
+// IPC messages for the Cast transport API.
+// Multiply-included message file, hence no include guard.
+
+#include "content/common/content_export.h"
+#include "content/public/common/p2p_socket_type.h"
+#include "ipc/ipc_message_macros.h"
+#include "media/cast/cast_sender.h"
+#include "media/cast/rtcp/rtcp_defines.h"
+#include "media/cast/transport/cast_transport_sender.h"
+#include "net/base/ip_endpoint.h"
+#include "net/base/net_util.h"
+
+#undef IPC_MESSAGE_EXPORT
+#define IPC_MESSAGE_EXPORT CONTENT_EXPORT
+#define IPC_MESSAGE_START CastMsgStart
+
+IPC_ENUM_TRAITS(media::cast::transport::AudioCodec)
+IPC_ENUM_TRAITS(media::cast::transport::VideoCodec)
+IPC_ENUM_TRAITS(media::cast::transport::RtcpSenderFrameStatus)
+IPC_ENUM_TRAITS(media::cast::transport::CastTransportStatus)
+
+IPC_STRUCT_TRAITS_BEGIN(media::cast::transport::EncodedAudioFrame)
+  IPC_STRUCT_TRAITS_MEMBER(codec)
+  IPC_STRUCT_TRAITS_MEMBER(frame_id)
+  IPC_STRUCT_TRAITS_MEMBER(samples)
+  IPC_STRUCT_TRAITS_MEMBER(data)
+IPC_STRUCT_TRAITS_END()
+
+IPC_STRUCT_TRAITS_BEGIN(media::cast::transport::EncodedVideoFrame)
+  IPC_STRUCT_TRAITS_MEMBER(codec)
+  IPC_STRUCT_TRAITS_MEMBER(key_frame)
+  IPC_STRUCT_TRAITS_MEMBER(frame_id)
+  IPC_STRUCT_TRAITS_MEMBER(last_referenced_frame_id)
+  IPC_STRUCT_TRAITS_MEMBER(data)
+IPC_STRUCT_TRAITS_END()
+
+IPC_STRUCT_TRAITS_BEGIN(media::cast::transport::RtcpSenderInfo)
+  IPC_STRUCT_TRAITS_MEMBER(ntp_seconds)
+  IPC_STRUCT_TRAITS_MEMBER(ntp_fraction)
+  IPC_STRUCT_TRAITS_MEMBER(rtp_timestamp)
+  IPC_STRUCT_TRAITS_MEMBER(send_packet_count)
+  IPC_STRUCT_TRAITS_MEMBER(send_octet_count)
+IPC_STRUCT_TRAITS_END()
+
+IPC_STRUCT_TRAITS_BEGIN(media::cast::transport::RtcpDlrrReportBlock)
+  IPC_STRUCT_TRAITS_MEMBER(last_rr)
+  IPC_STRUCT_TRAITS_MEMBER(delay_since_last_rr)
+IPC_STRUCT_TRAITS_END()
+
+IPC_STRUCT_TRAITS_BEGIN(media::cast::transport::RtcpSenderFrameLogMessage)
+  IPC_STRUCT_TRAITS_MEMBER(frame_status)
+  IPC_STRUCT_TRAITS_MEMBER(rtp_timestamp)
+IPC_STRUCT_TRAITS_END()
+
+IPC_STRUCT_TRAITS_BEGIN(media::cast::transport::RtpConfig)
+  IPC_STRUCT_TRAITS_MEMBER(history_ms)
+  IPC_STRUCT_TRAITS_MEMBER(max_delay_ms)
+  IPC_STRUCT_TRAITS_MEMBER(payload_type)
+IPC_STRUCT_TRAITS_END()
+
+IPC_STRUCT_TRAITS_BEGIN(media::cast::transport::CastTransportConfig)
+  IPC_STRUCT_TRAITS_MEMBER(receiver_endpoint)
+  IPC_STRUCT_TRAITS_MEMBER(local_endpoint)
+  IPC_STRUCT_TRAITS_MEMBER(audio_ssrc)
+  IPC_STRUCT_TRAITS_MEMBER(video_ssrc)
+  IPC_STRUCT_TRAITS_MEMBER(video_codec)
+  IPC_STRUCT_TRAITS_MEMBER(audio_codec)
+  IPC_STRUCT_TRAITS_MEMBER(audio_frequency)
+  IPC_STRUCT_TRAITS_MEMBER(audio_channels)
+  IPC_STRUCT_TRAITS_MEMBER(audio_rtp_config)
+  IPC_STRUCT_TRAITS_MEMBER(video_rtp_config)
+  IPC_STRUCT_TRAITS_MEMBER(aes_key)
+  IPC_STRUCT_TRAITS_MEMBER(aes_iv_mask)
+IPC_STRUCT_TRAITS_END()
+
+IPC_STRUCT_TRAITS_BEGIN(media::cast::transport::SendRtcpFromRtpSenderData)
+  IPC_STRUCT_TRAITS_MEMBER(packet_type_flags)
+  IPC_STRUCT_TRAITS_MEMBER(sending_ssrc)
+  IPC_STRUCT_TRAITS_MEMBER(c_name)
+IPC_STRUCT_TRAITS_END()
+
+
+// Cast messages sent from the browser to the renderer.
+
+IPC_MESSAGE_CONTROL2(CastMsg_ReceivedPacket,
+                     int32 /* channel_id */,
+                     media::cast::Packet /* packet */);
+
+IPC_MESSAGE_CONTROL2(
+    CastMsg_NotifyStatusChange,
+    int32 /* channel_id */,
+    media::cast::transport::CastTransportStatus /* status */);
+
+IPC_MESSAGE_CONTROL5(
+    CastMsg_RtpStatistics,
+    int32 /* channel_id */,
+    bool /* audio */,
+    media::cast::transport::RtcpSenderInfo /* sender_info */,
+    base::TimeTicks /* time_sent */,
+    uint32 /* rtp_timestamp */);
+
+
+// Cast messages sent from the renderer to the browser.
+
+IPC_MESSAGE_CONTROL3(
+    CastHostMsg_InsertCodedAudioFrame,
+    int32 /* channel_id */,
+    media::cast::transport::EncodedAudioFrame /* audio_frame */,
+    base::TimeTicks /* recorded_time */)
+
+IPC_MESSAGE_CONTROL3(
+    CastHostMsg_InsertCodedVideoFrame,
+    int32 /* channel_id */,
+    media::cast::transport::EncodedVideoFrame /* video_frame */,
+    base::TimeTicks /* recorded_time */)
+
+IPC_MESSAGE_CONTROL5(
+    CastHostMsg_SendRtcpFromRtpSender,
+    int32 /* channel_id */,
+    media::cast::transport::SendRtcpFromRtpSenderData /* flags, ssrc, name */,
+    media::cast::transport::RtcpSenderInfo /* sender_info */,
+    media::cast::transport::RtcpDlrrReportBlock /* dlrr */,
+    media::cast::transport::RtcpSenderLogMessage /* sender_log */)
+
+IPC_MESSAGE_CONTROL3(
+    CastHostMsg_ResendPackets,
+    int32 /* channel_id */,
+    bool /* is_audio */,
+    media::cast::MissingFramesAndPacketsMap /* missing_packets */)
+
+IPC_MESSAGE_CONTROL2(
+    CastHostMsg_New,
+    int32 /* channel_id */,
+    media::cast::transport::CastTransportConfig /* config */);
+
+IPC_MESSAGE_CONTROL1(
+    CastHostMsg_Delete,
+    int32 /* channel_id */);