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+/*
+ * Copyright (c) 2014 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 "webrtc/test/encoder_settings.h"
+
+#include <assert.h>
+#include <string.h>
+
+#include "webrtc/video_engine/vie_defines.h"
+
+namespace webrtc {
+namespace test {
+VideoSendStream::Config::EncoderSettings CreateEncoderSettings(
+ VideoEncoder* encoder,
+ const char* payload_name,
+ int payload_type,
+ size_t num_streams) {
+ assert(num_streams > 0);
+
+ // Add more streams to the settings above with reasonable values if required.
+ static const size_t kNumSettings = 3;
+ assert(num_streams <= kNumSettings);
+
+ VideoStream stream_settings[kNumSettings];
+
+ stream_settings[0].width = 320;
+ stream_settings[0].height = 180;
+ stream_settings[0].max_framerate = 30;
+ stream_settings[0].min_bitrate_bps = 50000;
+ stream_settings[0].target_bitrate_bps = stream_settings[0].max_bitrate_bps =
+ 150000;
+ stream_settings[0].max_qp = 56;
+
+ stream_settings[1].width = 640;
+ stream_settings[1].height = 360;
+ stream_settings[1].max_framerate = 30;
+ stream_settings[1].min_bitrate_bps = 200000;
+ stream_settings[1].target_bitrate_bps = stream_settings[1].max_bitrate_bps =
+ 450000;
+ stream_settings[1].max_qp = 56;
+
+ stream_settings[2].width = 1280;
+ stream_settings[2].height = 720;
+ stream_settings[2].max_framerate = 30;
+ stream_settings[2].min_bitrate_bps = 700000;
+ stream_settings[2].target_bitrate_bps = stream_settings[2].max_bitrate_bps =
+ 1500000;
+ stream_settings[2].max_qp = 56;
+
+ VideoSendStream::Config::EncoderSettings settings;
+
+ for (size_t i = 0; i < num_streams; ++i)
+ settings.streams.push_back(stream_settings[i]);
+
+ settings.encoder = encoder;
+ settings.payload_name = payload_name;
+ settings.payload_type = payload_type;
+ return settings;
+}
+
+VideoCodec CreateDecoderVideoCodec(
+ const VideoSendStream::Config::EncoderSettings& settings) {
+ assert(settings.streams.size() > 0);
+ VideoCodec codec;
+ memset(&codec, 0, sizeof(codec));
+
+ codec.plType = settings.payload_type;
+ strcpy(codec.plName, settings.payload_name.c_str());
+ codec.codecType =
+ (settings.payload_name == "VP8" ? kVideoCodecVP8 : kVideoCodecGeneric);
+
+ if (codec.codecType == kVideoCodecVP8) {
+ codec.codecSpecific.VP8.resilience = kResilientStream;
+ codec.codecSpecific.VP8.numberOfTemporalLayers = 1;
+ codec.codecSpecific.VP8.denoisingOn = true;
+ codec.codecSpecific.VP8.errorConcealmentOn = false;
+ codec.codecSpecific.VP8.automaticResizeOn = false;
+ codec.codecSpecific.VP8.frameDroppingOn = true;
+ codec.codecSpecific.VP8.keyFrameInterval = 3000;
+ }
+
+ codec.minBitrate = settings.streams[0].min_bitrate_bps / 1000;
+ for (size_t i = 0; i < settings.streams.size(); ++i) {
+ const VideoStream& stream = settings.streams[i];
+ if (stream.width > codec.width)
+ codec.width = static_cast<unsigned short>(stream.width);
+ if (stream.height > codec.height)
+ codec.height = static_cast<unsigned short>(stream.height);
+ if (static_cast<unsigned int>(stream.min_bitrate_bps / 1000) <
+ codec.minBitrate)
+ codec.minBitrate =
+ static_cast<unsigned int>(stream.min_bitrate_bps / 1000);
+ codec.maxBitrate += stream.max_bitrate_bps / 1000;
+ if (static_cast<unsigned int>(stream.max_qp) > codec.qpMax)
+ codec.qpMax = static_cast<unsigned int>(stream.max_qp);
+ }
+
+ if (codec.minBitrate < kViEMinCodecBitrate)
+ codec.minBitrate = kViEMinCodecBitrate;
+ if (codec.maxBitrate < kViEMinCodecBitrate)
+ codec.maxBitrate = kViEMinCodecBitrate;
+
+ codec.startBitrate = 300;
+
+ if (codec.startBitrate < codec.minBitrate)
+ codec.startBitrate = codec.minBitrate;
+ if (codec.startBitrate > codec.maxBitrate)
+ codec.startBitrate = codec.maxBitrate;
+
+ return codec;
+}
+
+} // namespace test
+} // namespace webrtc