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/*
* Copyright (c) 2019 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "test/call_config_utils.h"
#include <string>
#include <vector>
namespace webrtc {
namespace test {
// Deserializes a JSON representation of the VideoReceiveStreamInterface::Config
// back into a valid object. This will not initialize the decoders or the
// renderer.
VideoReceiveStreamInterface::Config ParseVideoReceiveStreamJsonConfig(
webrtc::Transport* transport,
const Json::Value& json) {
auto receive_config = VideoReceiveStreamInterface::Config(transport);
for (const auto& decoder_json : json["decoders"]) {
VideoReceiveStreamInterface::Decoder decoder;
decoder.video_format =
SdpVideoFormat(decoder_json["payload_name"].asString());
decoder.payload_type = decoder_json["payload_type"].asInt64();
for (const auto& params_json : decoder_json["codec_params"]) {
std::vector<std::string> members = params_json.getMemberNames();
RTC_CHECK_EQ(members.size(), 1);
decoder.video_format.parameters[members[0]] =
params_json[members[0]].asString();
}
receive_config.decoders.push_back(decoder);
}
receive_config.render_delay_ms = json["render_delay_ms"].asInt64();
receive_config.rtp.remote_ssrc = json["rtp"]["remote_ssrc"].asInt64();
receive_config.rtp.local_ssrc = json["rtp"]["local_ssrc"].asInt64();
receive_config.rtp.rtcp_mode =
json["rtp"]["rtcp_mode"].asString() == "RtcpMode::kCompound"
? RtcpMode::kCompound
: RtcpMode::kReducedSize;
receive_config.rtp.lntf.enabled = json["rtp"]["lntf"]["enabled"].asInt64();
receive_config.rtp.nack.rtp_history_ms =
json["rtp"]["nack"]["rtp_history_ms"].asInt64();
receive_config.rtp.ulpfec_payload_type =
json["rtp"]["ulpfec_payload_type"].asInt64();
receive_config.rtp.red_payload_type =
json["rtp"]["red_payload_type"].asInt64();
receive_config.rtp.rtx_ssrc = json["rtp"]["rtx_ssrc"].asInt64();
for (const auto& pl_json : json["rtp"]["rtx_payload_types"]) {
std::vector<std::string> members = pl_json.getMemberNames();
RTC_CHECK_EQ(members.size(), 1);
Json::Value rtx_payload_type = pl_json[members[0]];
receive_config.rtp.rtx_associated_payload_types[std::stoi(members[0])] =
rtx_payload_type.asInt64();
}
for (const auto& ext_json : json["rtp"]["extensions"]) {
receive_config.rtp.extensions.emplace_back(ext_json["uri"].asString(),
ext_json["id"].asInt64(),
ext_json["encrypt"].asBool());
}
return receive_config;
}
Json::Value GenerateVideoReceiveStreamJsonConfig(
const VideoReceiveStreamInterface::Config& config) {
Json::Value root_json;
root_json["decoders"] = Json::Value(Json::arrayValue);
for (const auto& decoder : config.decoders) {
Json::Value decoder_json;
decoder_json["payload_type"] = decoder.payload_type;
decoder_json["payload_name"] = decoder.video_format.name;
decoder_json["codec_params"] = Json::Value(Json::arrayValue);
for (const auto& codec_param_entry : decoder.video_format.parameters) {
Json::Value codec_param_json;
codec_param_json[codec_param_entry.first] = codec_param_entry.second;
decoder_json["codec_params"].append(codec_param_json);
}
root_json["decoders"].append(decoder_json);
}
Json::Value rtp_json;
rtp_json["remote_ssrc"] = config.rtp.remote_ssrc;
rtp_json["local_ssrc"] = config.rtp.local_ssrc;
rtp_json["rtcp_mode"] = config.rtp.rtcp_mode == RtcpMode::kCompound
? "RtcpMode::kCompound"
: "RtcpMode::kReducedSize";
rtp_json["lntf"]["enabled"] = config.rtp.lntf.enabled;
rtp_json["nack"]["rtp_history_ms"] = config.rtp.nack.rtp_history_ms;
rtp_json["ulpfec_payload_type"] = config.rtp.ulpfec_payload_type;
rtp_json["red_payload_type"] = config.rtp.red_payload_type;
rtp_json["rtx_ssrc"] = config.rtp.rtx_ssrc;
rtp_json["rtx_payload_types"] = Json::Value(Json::arrayValue);
for (auto& kv : config.rtp.rtx_associated_payload_types) {
Json::Value val;
val[std::to_string(kv.first)] = kv.second;
rtp_json["rtx_payload_types"].append(val);
}
rtp_json["extensions"] = Json::Value(Json::arrayValue);
for (auto& ext : config.rtp.extensions) {
Json::Value ext_json;
ext_json["uri"] = ext.uri;
ext_json["id"] = ext.id;
ext_json["encrypt"] = ext.encrypt;
rtp_json["extensions"].append(ext_json);
}
root_json["rtp"] = rtp_json;
root_json["render_delay_ms"] = config.render_delay_ms;
return root_json;
}
} // namespace test.
} // namespace webrtc.
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