error_code cellAudioAdd6chData(u32 portNum, vm::ptr<float> src, float volume)
{
cellAudio.trace("cellAudioAdd6chData(portNum=%d, src=*0x%x, volume=%f)", portNum, src, volume);
auto g_audio = g_idm->lock<named_thread<audio_thread>>(0);
if (!g_audio)
{
return CELL_AUDIO_ERROR_NOT_INIT;
}
if (portNum >= AUDIO_PORT_COUNT || !src || !src.aligned())
{
return CELL_AUDIO_ERROR_PARAM;
}
const audio_port& port = g_audio->ports[portNum];
const auto dst = vm::ptr<float>::make(port.addr.addr() + s32(port.tag % port.block) * port.channel * 256 * u32{sizeof(float)});
g_audio.unlock();
if (port.channel == 6)
{
for (u32 i = 0; i < 256; i++)
{
dst[i * 6 + 0] += src[i * 6 + 0] * volume; // mix L ch
dst[i * 6 + 1] += src[i * 6 + 1] * volume; // mix R ch
dst[i * 6 + 2] += src[i * 6 + 2] * volume; // mix center
dst[i * 6 + 3] += src[i * 6 + 3] * volume; // mix LFE
dst[i * 6 + 4] += src[i * 6 + 4] * volume; // mix rear L
dst[i * 6 + 5] += src[i * 6 + 5] * volume; // mix rear R
}
}
else if (port.channel == 8)
{
for (u32 i = 0; i < 256; i++)
{
dst[i * 8 + 0] += src[i * 6 + 0] * volume; // mix L ch
dst[i * 8 + 1] += src[i * 6 + 1] * volume; // mix R ch
dst[i * 8 + 2] += src[i * 6 + 2] * volume; // mix center
dst[i * 8 + 3] += src[i * 6 + 3] * volume; // mix LFE
dst[i * 8 + 4] += src[i * 6 + 4] * volume; // mix rear L
dst[i * 8 + 5] += src[i * 6 + 5] * volume; // mix rear R
//dst[i * 8 + 6] += 0.0f; // side L
//dst[i * 8 + 7] += 0.0f; // side R
}
}
else
{
cellAudio.error("cellAudioAdd6chData(portNum=%d): invalid port.channel value (%d)", portNum, port.channel);
}
return CELL_OK;
}
error_code cellAudioAddData(u32 portNum, vm::ptr<float> src, u32 samples, float volume)
{
cellAudio.trace("cellAudioAddData(portNum=%d, src=*0x%x, samples=%d, volume=%f)", portNum, src, samples, volume);
auto g_audio = g_idm->lock<named_thread<audio_thread>>(0);
if (!g_audio)
{
return CELL_AUDIO_ERROR_NOT_INIT;
}
if (portNum >= AUDIO_PORT_COUNT || !src || !src.aligned())
{
return CELL_AUDIO_ERROR_PARAM;
}
if (samples != 256)
{
// despite the docs, seems that only fixed value is supported
cellAudio.error("cellAudioAddData(): invalid samples value (%d)", samples);
return CELL_AUDIO_ERROR_PARAM;
}
const audio_port& port = g_audio->ports[portNum];
const auto dst = vm::ptr<float>::make(port.addr.addr() + u32(port.tag % port.block) * port.channel * 256 * u32{sizeof(float)});
g_audio.unlock();
for (u32 i = 0; i < samples * port.channel; i++)
{
dst[i] += src[i] * volume; // mix all channels
}
return CELL_OK;
}
error_code cellAudioAdd2chData(u32 portNum, vm::ptr<float> src, u32 samples, float volume)
{
cellAudio.trace("cellAudioAdd2chData(portNum=%d, src=*0x%x, samples=%d, volume=%f)", portNum, src, samples, volume);
auto g_audio = g_idm->lock<named_thread<audio_thread>>(0);
if (!g_audio)
{
return CELL_AUDIO_ERROR_NOT_INIT;
}
if (portNum >= AUDIO_PORT_COUNT || !src || !src.aligned())
{
return CELL_AUDIO_ERROR_PARAM;
}
if (samples != 256)
{
// despite the docs, seems that only fixed value is supported
cellAudio.error("cellAudioAdd2chData(): invalid samples value (%d)", samples);
return CELL_AUDIO_ERROR_PARAM;
}
const audio_port& port = g_audio->ports[portNum];
const auto dst = vm::ptr<float>::make(port.addr.addr() + s32(port.tag % port.block) * port.channel * 256 * u32{sizeof(float)});
g_audio.unlock();
if (port.channel == 2)
{
for (u32 i = 0; i < samples; i++)
{
dst[i * 2 + 0] += src[i * 2 + 0] * volume; // mix L ch
dst[i * 2 + 1] += src[i * 2 + 1] * volume; // mix R ch
}
}
else if (port.channel == 6)
{
for (u32 i = 0; i < samples; i++)
{
dst[i * 6 + 0] += src[i * 2 + 0] * volume; // mix L ch
dst[i * 6 + 1] += src[i * 2 + 1] * volume; // mix R ch
//dst[i * 6 + 2] += 0.0f; // center
//dst[i * 6 + 3] += 0.0f; // LFE
//dst[i * 6 + 4] += 0.0f; // rear L
//dst[i * 6 + 5] += 0.0f; // rear R
}
}
else if (port.channel == 8)
{
for (u32 i = 0; i < samples; i++)
{
dst[i * 8 + 0] += src[i * 2 + 0] * volume; // mix L ch
dst[i * 8 + 1] += src[i * 2 + 1] * volume; // mix R ch
//dst[i * 8 + 2] += 0.0f; // center
//dst[i * 8 + 3] += 0.0f; // LFE
//dst[i * 8 + 4] += 0.0f; // rear L
//dst[i * 8 + 5] += 0.0f; // rear R
//dst[i * 8 + 6] += 0.0f; // side L
//dst[i * 8 + 7] += 0.0f; // side R
}
}
else
{
cellAudio.error("cellAudioAdd2chData(portNum=%d): invalid port.channel value (%d)", portNum, port.channel);
}
return CELL_OK;
}