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fixed compile issue, trying out 8bit pcm

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This commit is contained in:
Concedo
2026-02-23 21:19:03 +08:00
parent a6c0a224b2
commit 2e713cfff5
5 changed files with 117 additions and 43 deletions
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otherarch/tts_adapter.cpp
-42
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@@ -57,48 +57,6 @@ enum TTS_VER
TTS_VER_3
};
struct wav_header {
char riff[4] = {'R', 'I', 'F', 'F'};
uint32_t chunk_size;
char wave[4] = {'W', 'A', 'V', 'E'};
char fmt[4] = {'f', 'm', 't', ' '};
uint32_t fmt_chunk_size = 16;
uint16_t audio_format = 1; // PCM
uint16_t num_channels = 1; // Mono
uint32_t sample_rate;
uint32_t byte_rate;
uint16_t block_align;
uint16_t bits_per_sample = 16;
char data[4] = {'d', 'a', 't', 'a'};
uint32_t data_size;
};
static std::string save_wav16_base64(const std::vector<float> &data, int sample_rate) {
std::ostringstream oss;
wav_header header;
// Fill header fields
header.sample_rate = sample_rate;
header.byte_rate = header.sample_rate * header.num_channels * (header.bits_per_sample / 8);
header.block_align = header.num_channels * (header.bits_per_sample / 8);
header.data_size = data.size() * (header.bits_per_sample / 8);
header.chunk_size = 36 + header.data_size;
// Write header
oss.write(reinterpret_cast<const char*>(&header), sizeof(header));
// Write samples
for (const auto &sample : data) {
int16_t pcm_sample = static_cast<int16_t>(std::clamp(sample * 32767.0, -32768.0, 32767.0));
oss.write(reinterpret_cast<const char*>(&pcm_sample), sizeof(pcm_sample));
}
// Get binary WAV data
std::string wav_data = oss.str();
return kcpp_base64_encode(wav_data); //return as base64 string
}
static void fill_hann_window(int length, bool periodic, float * output) {
int offset = -1;
if (periodic) {