/*
 *  Copyright (c) 2016 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/media/engine/webrtcvideoencoderfactory.h"

#include "webrtc/media/base/mediaconstants.h"

static const char* NameFromCodecType(webrtc::VideoCodecType type) {
  switch (type) {
    case webrtc::kVideoCodecVP8:
      return cricket::kVp8CodecName;
    case webrtc::kVideoCodecVP9:
      return cricket::kVp9CodecName;
    case webrtc::kVideoCodecH264:
      return cricket::kH264CodecName;
    default:
      return "Unknown codec";
  }
}

namespace cricket {

webrtc::VideoEncoder* WebRtcVideoEncoderFactory::CreateVideoEncoder(
    const cricket::VideoCodec& codec) {
  return CreateVideoEncoder(CodecTypeFromName(codec.name));
}

const std::vector<cricket::VideoCodec>&
WebRtcVideoEncoderFactory::supported_codecs() const {
  const std::vector<VideoCodec>& encoder_codecs = codecs();
  for (const VideoCodec& encoder_codec : encoder_codecs) {
    codecs_.push_back(cricket::VideoCodec(encoder_codec.name));
  }
  return codecs_;
}

webrtc::VideoEncoder* WebRtcVideoEncoderFactory::CreateVideoEncoder(
    webrtc::VideoCodecType type) {
  const cricket::VideoCodec codec(NameFromCodecType(type));
  return CreateVideoEncoder(codec);
}

const std::vector<WebRtcVideoEncoderFactory::VideoCodec>&
WebRtcVideoEncoderFactory::codecs() const {
  const std::vector<cricket::VideoCodec>& codecs = supported_codecs();
  for (const cricket::VideoCodec& codec : codecs) {
    encoder_codecs_.push_back(
        VideoCodec(CodecTypeFromName(codec.name), codec.name));
  }
  return encoder_codecs_;
}

}  // namespace cricket