message: av1: enable error resilient, set max intra rate and disable order hint
  error resilient needs to be enabled for layered encoding.
  Cr-Commit-Position: refs/heads/master@{#31391}
diff: @@ -186,7 +186,10 @@ int LibaomAv1Encoder::InitEncode(const VideoCodec* codec_settings,
  cfg_.rc_min_quantizer = kQpMin;
  cfg_.rc_max_quantizer = kQpMax;
  cfg_.g_usage = kUsageProfile;
  -
  + if (svc_controller_->StreamConfig().num_spatial_layers > 1 ||
  + svc_controller_->StreamConfig().num_temporal_layers > 1) {
  + cfg_.g_error_resilient = 1;
  + }
  // Low-latency settings.
  cfg_.rc_end_usage = AOM_CBR; // Constant Bit Rate (CBR) mode
  cfg_.g_pass = AOM_RC_ONE_PASS; // One-pass rate control
  @@ -230,6 +233,12 @@ int LibaomAv1Encoder::InitEncode(const VideoCodec* codec_settings,
  << " on control AV1E_SET_DELTAQ_MODE.";
  return WEBRTC_VIDEO_CODEC_ERROR;
  }
  + ret = aom_codec_control(&ctx_, AV1E_SET_ENABLE_ORDER_HINT, 0);
  + if (ret != AOM_CODEC_OK) {
  + RTC_LOG(LS_WARNING) << "LibaomAv1Encoder::EncodeInit returned " << ret
  + << " on control AV1E_SET_ENABLE_ORDER_HINT.";
  + return WEBRTC_VIDEO_CODEC_ERROR;
  + }
  ret = aom_codec_control(&ctx_, AV1E_SET_AQ_MODE, 3);
  if (ret != AOM_CODEC_OK) {
  RTC_LOG(LS_WARNING) << "LibaomAv1Encoder::EncodeInit returned " << ret
  @@ -239,6 +248,12 @@ int LibaomAv1Encoder::InitEncode(const VideoCodec* codec_settings,
  if (!SetSvcParams(svc_controller_->StreamConfig())) {
  return WEBRTC_VIDEO_CODEC_ERROR;
  }
  + ret = aom_codec_control(&ctx_, AOME_SET_MAX_INTRA_BITRATE_PCT, 300);
  + if (ret != AOM_CODEC_OK) {
  + RTC_LOG(LS_WARNING) << "LibaomAv1Encoder::EncodeInit returned " << ret
  + << " on control AV1E_SET_MAX_INTRA_BITRATE_PCT.";
  + return WEBRTC_VIDEO_CODEC_ERROR;
  + }
  return WEBRTC_VIDEO_CODEC_OK;
  }
  