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WavPack packetizer: use rationals for calculation of timestamps & durations

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This commit is contained in:
Moritz Bunkus 2021-07-06 10:01:59 +02:00
parent 12ca5cc267
commit 0f7f8b9d68
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GPG Key ID: 74AF00ADF2E32C85
2 changed files with 4 additions and 2 deletions
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5
src/output/p_wavpack.cpp
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@ -36,6 +36,7 @@ wavpack_packetizer_c::wavpack_packetizer_c(generic_reader_c *p_reader,
, m_has_correction(meta.has_correction && (0 != m_htrack_max_add_block_ids))
{
set_track_type(track_audio);
m_sample_duration = mtx::rational(1'000'000'000, m_sample_rate);
}
void
@ -58,10 +59,10 @@ wavpack_packetizer_c::process(packet_cptr packet) {
int64_t samples = get_uint32_le(packet->data->get_buffer());
if (-1 == packet->duration)
packet->duration = std::llround(samples * 1000000000 / m_sample_rate);
packet->duration = mtx::to_int_rounded(samples * m_sample_duration);
if (-1 == packet->timestamp)
packet->timestamp = std::llround((double)m_samples_output * 1000000000 / m_sample_rate);
packet->timestamp = mtx::to_int_rounded(m_samples_output * m_sample_duration);
m_samples_output += samples;
add_packet(packet);

1
src/output/p_wavpack.h
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@ -24,6 +24,7 @@ private:
int64_t m_samples_per_block;
int64_t m_samples_output;
bool m_has_correction;
mtx_mp_rational_t m_sample_duration;
public:
wavpack_packetizer_c(generic_reader_c *p_reader, track_info_c &p_ti, mtx::wavpack::meta_t &meta);