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Diffstat (limited to 'src/devices/sound/digitalk.cpp')
-rw-r--r--src/devices/sound/digitalk.cpp18
1 files changed, 12 insertions, 6 deletions
diff --git a/src/devices/sound/digitalk.cpp b/src/devices/sound/digitalk.cpp
index 6fe7cfe75b0..9ca0e6fa5f0 100644
--- a/src/devices/sound/digitalk.cpp
+++ b/src/devices/sound/digitalk.cpp
@@ -547,20 +547,26 @@ void digitalker_device::digitalker_step()
void digitalker_device::sound_stream_update(sound_stream &stream, std::vector<read_stream_view> const &inputs, std::vector<write_stream_view> &outputs)
{
auto &sout = outputs[0];
+ int cpos = 0;
constexpr stream_buffer::sample_t sample_scale = 1.0 / 32768.0;
- while (!sout.done()) {
+ while(cpos != sout.samples()) {
if(m_zero_count == 0 && m_dac_index == 128)
digitalker_step();
if(m_zero_count) {
- m_zero_count -= sout.fill(0, m_zero_count);
+ int n = sout.samples() - cpos;
+ if(n > m_zero_count)
+ n = m_zero_count;
+ sout.fill(0, cpos, n);
+ cpos += n;
+ m_zero_count -= n;
} else if(m_dac_index != 128) {
- while(!sout.done() && m_dac_index != 128) {
+ while(cpos != sout.samples() && m_dac_index != 128) {
stream_buffer::sample_t v = stream_buffer::sample_t(m_dac[m_dac_index]) * sample_scale;
int pp = m_pitch_pos;
- while(!sout.done() && pp != m_pitch) {
- sout.put(v);
+ while(cpos != sout.samples() && pp != m_pitch) {
+ sout.put(cpos++, v);
pp++;
}
if(pp == m_pitch) {
@@ -571,7 +577,7 @@ void digitalker_device::sound_stream_update(sound_stream &stream, std::vector<re
}
} else {
- sout.fill(0);
+ sout.fill(0, cpos);
break;
}
}