| 322 | } |
| 323 | split = std::max<int64_t>(index + 1, std::min<int64_t>(split, total)); |
| 324 | chunks.push_back({index, split}); |
| 325 | index = split; |
| 326 | } |
| 327 | return chunks; |
| 328 | } |
| 329 | |
| 330 | runtime::AudioBuffer slice_audio_buffer( |
| 331 | const runtime::AudioBuffer & audio, |
| 332 | const runtime::TimeSpan & span) { |
| 333 | if (audio.sample_rate <= 0) { |
| 334 | throw std::runtime_error("Audio chunker slice requires a positive sample rate"); |
| 335 | } |
| 336 | require_positive(audio.channels, "audio channels"); |
| 337 | if (audio.samples.empty()) { |
| 338 | throw std::runtime_error("Audio chunker slice requires non-empty audio"); |
| 339 | } |
| 340 | if (audio.samples.size() % static_cast<size_t>(audio.channels) != 0) { |
| 341 | throw std::runtime_error("Audio chunker slice input size is not divisible by channel count"); |
| 342 | } |
| 343 | const int64_t frames = static_cast<int64_t>(audio.samples.size() / static_cast<size_t>(audio.channels)); |
| 344 | require_valid_time_span(span, frames, "Audio chunker slice"); |
no test coverage detected