# Copyright (c) 2021, NVIDIA CORPORATION.  All rights reserved.

# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# Created on 2024-01-01
# Author: GuAn Zhu

name: "streaming_paraformer"
platform: "ensemble"
max_batch_size: 128 #MAX_BATCH

input [
  {
    name: "WAV"
    data_type: TYPE_FP32
    dims: [-1]
  },
  {
    name: "WAV_LENS"
    data_type: TYPE_INT32
    dims: [1]
  }
]

output [
  {
    name: "TRANSCRIPTS"
    data_type: TYPE_STRING
    dims: [1]
  }
]

ensemble_scheduling {
 step [
   {
    model_name: "feature_extractor"
    model_version: -1
    input_map {
      key: "wav"
      value: "WAV"
    }
    input_map {
      key: "wav_lens"
      value: "WAV_LENS"
    }
    output_map {
      key: "speech"
      value: "SPEECH"
    }
   },
   {
      model_name: "lfr_cmvn_pe"
      model_version: -1
      input_map {
          key: "chunk_xs"
          value: "SPEECH"
      }
      output_map {
          key: "chunk_xs_out"
          value: "CHUNK_XS_OUT"
      }
      output_map {
          key: "chunk_xs_out_len"
          value: "CHUNK_XS_OUT_LEN"
      }
   },
   {
    model_name: "encoder"
    model_version: -1
    input_map {
      key: "speech"
      value: "CHUNK_XS_OUT"
    }
    input_map {
      key: "speech_lengths"
      value: "CHUNK_XS_OUT_LEN"
    }
    output_map {
      key: "enc"
      value: "ENC"
    }
    output_map {
      key: "enc_len"
      value: "ENC_LEN"
    }
    output_map {
      key: "alphas"
      value: "ALPHAS"
    }
  },
  {
    model_name: "cif_search"
    model_version: -1
    input_map {
      key: "enc"
      value: "ENC"
    }
    input_map {
      key: "enc_len"
      value: "ENC_LEN"
    }
    input_map {
      key: "alphas"
      value: "ALPHAS"
    }
    output_map {
      key: "transcripts"
      value: "TRANSCRIPTS"
      }
   }
 ]
}