media/mojo/mojom/speech_recognition_result_mojom_traits.h

   1 // Copyright 2021 The Chromium Authors
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef MEDIA_MOJO_MOJOM_SPEECH_RECOGNITION_RESULT_MOJOM_TRAITS_H_
   6 #define MEDIA_MOJO_MOJOM_SPEECH_RECOGNITION_RESULT_MOJOM_TRAITS_H_
   7
   8 #include <string>
   9 #include <vector>
  10
  11 #include "base/time/time.h"
  12 #include "media/mojo/mojom/speech_recognition.mojom.h"
  13 #include "media/mojo/mojom/speech_recognition_result.h"
  14 #include "third_party/abseil-cpp/absl/types/optional.h"
  15
  16 namespace mojo {
  17
  18 template <>
  19 class StructTraits<media::mojom::HypothesisPartsDataView,
  20                    media::HypothesisParts> {
  21  public:
  22   static const std::vector<std::string>& text(const media::HypothesisParts& r) {
  23     return r.text;
  24   }
  25
  26   static base::TimeDelta hypothesis_part_offset(
  27       const media::HypothesisParts& r) {
  28     return r.hypothesis_part_offset;
  29   }
  30
  31   static bool Read(media::mojom::HypothesisPartsDataView data,
  32                    media::HypothesisParts* out);
  33 };
  34
  35 template <>
  36 class StructTraits<media::mojom::TimingInformationDataView,
  37                    media::TimingInformation> {
  38  public:
  39   static base::TimeDelta audio_start_time(const media::TimingInformation& r) {
  40     return r.audio_start_time;
  41   }
  42
  43   static base::TimeDelta audio_end_time(const media::TimingInformation& r) {
  44     return r.audio_end_time;
  45   }
  46
  47   static const ::absl::optional<std::vector<media::HypothesisParts>>&
  48   hypothesis_parts(const media::TimingInformation& r) {
  49     return r.hypothesis_parts;
  50   }
  51
  52   static bool Read(media::mojom::TimingInformationDataView data,
  53                    media::TimingInformation* out);
  54 };
  55
  56 template <>
  57 class StructTraits<media::mojom::SpeechRecognitionResultDataView,
  58                    media::SpeechRecognitionResult> {
  59  public:
  60   static const std::string& transcription(
  61       const media::SpeechRecognitionResult& r) {
  62     return r.transcription;
  63   }
  64
  65   static bool is_final(const media::SpeechRecognitionResult& r) {
  66     return r.is_final;
  67   }
  68
  69   static const ::absl::optional<media::TimingInformation>& timing_information(
  70       const media::SpeechRecognitionResult& r) {
  71     return r.timing_information;
  72   }
  73
  74   static bool Read(media::mojom::SpeechRecognitionResultDataView data,
  75                    media::SpeechRecognitionResult* out);
  76 };
  77
  78 }  // namespace mojo
  79
  80 #endif  // MEDIA_MOJO_MOJOM_SPEECH_RECOGNITION_RESULT_MOJOM_TRAITS_H_