extern/whisper.cpp
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common : fix audio loading by miniaudio (#2862)

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This commit is contained in:
Dmitry Atamanov
2025-03-04 22:05:21 +05:00
committed by GitHub
parent fc7b1ee521
commit 5b481a27a6
3 changed files with 13 additions and 36 deletions
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15
examples/common.cpp
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@ -609,21 +609,6 @@ gpt_vocab::id gpt_sample_top_k_top_p_repeat(
}
bool is_wav_buffer(const std::string buf) {
// RIFF ref: https://en.wikipedia.org/wiki/Resource_Interchange_File_Format
// WAV ref: https://www.mmsp.ece.mcgill.ca/Documents/AudioFormats/WAVE/WAVE.html
if (buf.size() < 12 || buf.substr(0, 4) != "RIFF" || buf.substr(8, 4) != "WAVE") {
return false;
}
uint32_t chunk_size = *reinterpret_cast<const uint32_t*>(buf.data() + 4);
if (chunk_size + 8 != buf.size()) {
return false;
}
return true;
}
void high_pass_filter(std::vector<float> & data, float cutoff, float sample_rate) {
const float rc = 1.0f / (2.0f * M_PI * cutoff);
const float dt = 1.0f / sample_rate;