| 269 | std::string HeartMuLaSession::family() const { |
| 270 | return kFamily; |
| 271 | } |
| 272 | |
| 273 | runtime::VoiceTaskKind HeartMuLaSession::task_kind() const { |
| 274 | return task_.task; |
| 275 | } |
| 276 | |
| 277 | runtime::RunMode HeartMuLaSession::run_mode() const { |
| 278 | return task_.mode; |
| 279 | } |
| 280 | |
| 281 | void HeartMuLaSession::prepare(const runtime::SessionPreparationRequest & request) { |
| 282 | (void) request; |
| 283 | mark_prepared(); |
| 284 | } |
| 285 | |
| 286 | runtime::TaskResult HeartMuLaSession::run(const runtime::TaskRequest & request) { |
| 287 | require_prepared("HeartMuLa run"); |
| 288 | auto normalized_request = normalize_request_options(request); |
| 289 | runtime::validate_spec_backed_request_options(normalized_request.options, *contract_, "HeartMuLa"); |
| 290 | const auto wall_start = Clock::now(); |
| 291 | const auto heartmula_request = make_request(normalized_request); |
| 292 | const uint32_t seed = request_seed(normalized_request); |
| 293 | if (heartmula_request.options.infinite_mode) { |
| 294 | const auto chunks = engine::text::split_text_chunks( |
| 295 | heartmula_request.lyrics, |
| 296 | heartmula_request.options.text_chunk_size); |
| 297 | if (chunks.empty()) { |
| 298 | throw std::runtime_error("HeartMuLa infinite mode produced no text chunks"); |
| 299 | } |
| 300 | engine::debug::trace_log_scalar("heartmula.infinite_mode", 1); |
| 301 | engine::debug::trace_log_scalar( |
| 302 | "heartmula.text_chunk_size", |
| 303 | heartmula_request.options.text_chunk_size); |
| 304 | engine::debug::trace_log_scalar("heartmula.infinite_text_chunk_count", static_cast<int64_t>(chunks.size())); |
| 305 | engine::debug::trace_log_scalar( |
| 306 | "heartmula.infinite_chunk_audio_length_ms", |
| 307 | heartmula_request.options.infinite_chunk_audio_length_ms); |
| 308 | |
| 309 | runtime::AudioBuffer merged_audio; |
| 310 | double ar_ms = 0.0; |
| 311 | double codec_ms = 0.0; |
| 312 | int64_t total_frames = 0; |
| 313 | for (size_t index = 0; index < chunks.size(); ++index) { |
| 314 | const int64_t remaining_ms = |
| 315 | static_cast<int64_t>(heartmula_request.options.duration_seconds * 1000.0F) - |
| 316 | audio_duration_ms(merged_audio); |
| 317 | if (remaining_ms <= 0) { |
| 318 | break; |
| 319 | } |
| 320 | const uint64_t chunk_seed = static_cast<uint64_t>(seed) + static_cast<uint64_t>(index); |
| 321 | HeartMuLaPromptRequest chunk_request = heartmula_request; |
| 322 | chunk_request.lyrics = chunks[index]; |
| 323 | chunk_request.options.infinite_mode = false; |
| 324 | chunk_request.options.duration_seconds = |
| 325 | static_cast<float>(std::min(heartmula_request.options.infinite_chunk_audio_length_ms, remaining_ms)) / |
| 326 | 1000.0F; |
| 327 | engine::debug::trace_log_scalar("heartmula.infinite_chunk.index", static_cast<int64_t>(index)); |
| 328 | engine::debug::trace_log_scalar( |
nothing calls this directly
no test coverage detected