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audio: decode PS5 ATRAC9 discrete multichannel streams

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Co-authored-by: fxpw <fxpw@outlook.com>
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nmzikandfxpw committed 2026-10-15 22:28:01 +02:00
1 parent 279bc95941
commit 28766a915b
4 files changed
+329 -72
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src/libs/ngs2.cpp
+1 -10
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@@ -1931,16 +1931,7 @@ static bool Ngs2FourCcEquals(const uint8_t* data, const char* four_cc) {
static bool Ngs2GetAtrac9CodecInfo(const std::array<uint8_t, ATRAC9_CONFIG_DATA_SIZE>& config,
Atrac9CodecInfo& codec) {
void* decoder = Atrac9GetHandle();
const bool valid = decoder != nullptr && Ajm::AjmAt9InitDecoder(decoder, config.data()) == 0 &&
Atrac9GetCodecInfo(decoder, &codec) == 0 && codec.channels > 0 &&
codec.samplingRate > 0 && codec.superframeSize > 0 &&
codec.framesInSuperframe > 0 && codec.frameSamples > 0 &&
codec.superframeSize % codec.framesInSuperframe == 0;
if (decoder != nullptr) {
Atrac9ReleaseHandle(decoder);
}
return valid;
return Ajm::AjmAt9GetCodecInfo(config.data(), codec);
}
static int Ngs2ParseAtrac9Riff(const void* data, size_t data_size, Ngs2WaveformInfo* info) {