Pass selected cricket::VideoCodec down to internal H264 encoder

webrtc/media/engine/webrtcvideoengine2.cc

 /*
  *  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.
  */
 
@@ skipping 1508 matching lines @@
         int max_bitrate_bps,
         const rtc::Optional<VideoCodecSettings>& codec_settings)
     : config(std::move(config)),
       options(options),
       max_bitrate_bps(max_bitrate_bps),
       conference_mode(false),
       codec_settings(codec_settings) {}
 
 WebRtcVideoChannel2::WebRtcVideoSendStream::AllocatedEncoder::AllocatedEncoder(
     webrtc::VideoEncoder* encoder,
-    webrtc::VideoCodecType type,
+    const cricket::VideoCodec& codec,
     bool external)
     : encoder(encoder),
       external_encoder(nullptr),
-      type(type),
+      codec(codec),
       external(external) {
   if (external) {
     external_encoder = encoder;
     this->encoder =
-        new webrtc::VideoEncoderSoftwareFallbackWrapper(type, encoder);
+        new webrtc::VideoEncoderSoftwareFallbackWrapper(codec, encoder);
   }
 }
 
 WebRtcVideoChannel2::WebRtcVideoSendStream::WebRtcVideoSendStream(
     webrtc::Call* call,
     const StreamParams& sp,
     webrtc::VideoSendStream::Config config,
     const VideoOptions& options,
     WebRtcVideoEncoderFactory* external_encoder_factory,
     bool enable_cpu_overuse_detection,
     int max_bitrate_bps,
     const rtc::Optional<VideoCodecSettings>& codec_settings,
     const rtc::Optional<std::vector<webrtc::RtpExtension>>& rtp_extensions,
     // TODO(deadbeef): Don't duplicate information between send_params,
     // rtp_extensions, options, etc.
     const VideoSendParameters& send_params)
     : worker_thread_(rtc::Thread::Current()),
       ssrcs_(sp.ssrcs),
       ssrc_groups_(sp.ssrc_groups),
       call_(call),
       enable_cpu_overuse_detection_(enable_cpu_overuse_detection),
       source_(nullptr),
       external_encoder_factory_(external_encoder_factory),
       stream_(nullptr),
       encoder_sink_(nullptr),
       parameters_(std::move(config), options, max_bitrate_bps, codec_settings),
       rtp_parameters_(CreateRtpParametersWithOneEncoding()),
-      allocated_encoder_(nullptr, webrtc::kVideoCodecUnknown, false),
+      allocated_encoder_(nullptr, cricket::VideoCodec(), false),
       sending_(false),
       last_frame_timestamp_us_(0) {
   parameters_.config.rtp.max_packet_size = kVideoMtu;
   parameters_.conference_mode = send_params.conference_mode;
 
   sp.GetPrimarySsrcs(&parameters_.config.rtp.ssrcs);
   sp.GetFidSsrcs(parameters_.config.rtp.ssrcs,
                  &parameters_.config.rtp.rtx.ssrcs);
   parameters_.config.rtp.c_name = sp.cname;
   if (rtp_extensions) {
@@ skipping 114 matching lines @@
 
 const std::vector<uint32_t>&
 WebRtcVideoChannel2::WebRtcVideoSendStream::GetSsrcs() const {
   return ssrcs_;
 }
 
 WebRtcVideoChannel2::WebRtcVideoSendStream::AllocatedEncoder
 WebRtcVideoChannel2::WebRtcVideoSendStream::CreateVideoEncoder(
     const VideoCodec& codec) {
   RTC_DCHECK_RUN_ON(&thread_checker_);
-  webrtc::VideoCodecType type = CodecTypeFromName(codec.name);
 
   // Do not re-create encoders of the same type.
-  if (type == allocated_encoder_.type && allocated_encoder_.encoder != NULL) {
+  if (codec == allocated_encoder_.codec &&
+      allocated_encoder_.encoder != nullptr) {
     return allocated_encoder_;
   }
 
+  // Try creating external encoder.
   if (external_encoder_factory_ != NULL) {
     webrtc::VideoEncoder* encoder =
         external_encoder_factory_->CreateVideoEncoder(codec);
     if (encoder != NULL) {
-      return AllocatedEncoder(encoder, type, true);
+      return AllocatedEncoder(encoder, codec, true /* is_external */);
     }
   }
 
-  if (type == webrtc::kVideoCodecVP8) {
-    return AllocatedEncoder(
-        webrtc::VideoEncoder::Create(webrtc::VideoEncoder::kVp8), type, false);
-  } else if (type == webrtc::kVideoCodecVP9) {
-    return AllocatedEncoder(
-        webrtc::VideoEncoder::Create(webrtc::VideoEncoder::kVp9), type, false);
-  } else if (type == webrtc::kVideoCodecH264) {
-    return AllocatedEncoder(
-        webrtc::VideoEncoder::Create(webrtc::VideoEncoder::kH264), type, false);
+  // Try creating internal encoder.
+  if (webrtc::VideoEncoder::IsSupportedSoftware(codec)) {
+    return AllocatedEncoder(webrtc::VideoEncoder::Create(codec), codec,
+                            false /* is_external */);
   }
 
   // This shouldn't happen, we should not be trying to create something we don't
   // support.
-  RTC_DCHECK(false);
-  return AllocatedEncoder(NULL, webrtc::kVideoCodecUnknown, false);
+  RTC_NOTREACHED();
+  return AllocatedEncoder(NULL, cricket::VideoCodec(), false);
 }
 
 void WebRtcVideoChannel2::WebRtcVideoSendStream::DestroyVideoEncoder(
     AllocatedEncoder* encoder) {
   RTC_DCHECK_RUN_ON(&thread_checker_);
   if (encoder->external) {
     external_encoder_factory_->DestroyVideoEncoder(encoder->external_encoder);
   }
   delete encoder->encoder;
 }
@@ skipping 822 matching lines @@
         rtx_mapping[video_codecs[i].codec.id] !=
             ulpfec_config.red_payload_type) {
       video_codecs[i].rtx_payload_type = rtx_mapping[video_codecs[i].codec.id];
     }
   }
 
   return video_codecs;
 }
 
 }  // namespace cricket