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audio: fix pacing and AudioOut2 port lifetime

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Extracted from 6a60f1b17481a0e5e14242c0fb4dc22f963545e1 in KytyPS5/KytyPS5#147.
This commit is contained in:
Stefanos Costa
2026-08-01 16:18:21 +03:00
committed by nmzik
parent 4631b96178
commit 66f640527d
5 changed files with 326 additions and 51 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/libs/libAudio2.cpp
+46 -43
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@@ -336,18 +336,6 @@ static AudioOut2PortStateEntry* audioout2_find_port_locked(AudioOut2PortHandle p
return nullptr;
}
static uint32_t audioout2_context_grains(AudioOut2ContextHandle ctx) {
uint32_t samples_num = 512;
g_audioout2_context_mutex.Lock();
if (auto* state = audioout2_find_context_locked(ctx); state != nullptr) {
samples_num = (state->num_grains == 0 ? 512u : state->num_grains);
}
g_audioout2_context_mutex.Unlock();
return samples_num;
}
static void audioout2_queue_context_audio(AudioOut2ContextHandle ctx, bool blocking) {
std::vector<AudioInternal::OutputParam> params;
params.reserve(AudioInternal::OUT_PORTS_MAX);
@@ -455,6 +443,12 @@ int KYTY_SYSV_ABI AudioOut2ContextDestroy(AudioOut2ContextHandle ctx) {
PRINT_NAME();
LOGF("\t ctx = 0x%016" PRIx64 "\n", ctx);
g_audioout2_context_mutex.Lock();
if (auto* state = audioout2_find_context_locked(ctx); state != nullptr) {
*state = AudioOut2ContextState {};
}
g_audioout2_context_mutex.Unlock();
std::array<int, 256> audio_handles {};
size_t audio_handles_num = 0;
@@ -473,12 +467,6 @@ int KYTY_SYSV_ABI AudioOut2ContextDestroy(AudioOut2ContextHandle ctx) {
audioout2_close_audio_handle(audio_handles[i]);
}
g_audioout2_context_mutex.Lock();
if (auto* state = audioout2_find_context_locked(ctx); state != nullptr) {
*state = AudioOut2ContextState {};
}
g_audioout2_context_mutex.Unlock();
return OK;
}
@@ -559,30 +547,45 @@ int KYTY_SYSV_ABI AudioOut2PortCreate(AudioOut2ContextHandle ctx, const AudioOut
EXIT_NOT_IMPLEMENTED(params == nullptr);
EXIT_NOT_IMPLEMENTED(port == nullptr);
const auto next_port = g_audioout2_next_port.fetch_add(1, std::memory_order_relaxed);
const auto next_port = g_audioout2_next_port.fetch_add(1, std::memory_order_relaxed);
const auto audio_format = audioout2_data_format_to_audio_format(params->data_format);
const auto audio_type = audioout2_port_type_to_audio_out_type(params->port_type);
g_audioout2_context_mutex.Lock();
const auto* context_state = audioout2_find_context_locked(ctx);
if (context_state == nullptr) {
g_audioout2_context_mutex.Unlock();
return AUDIO_OUT2_ERROR_INVALID_PARAM;
}
const auto samples_num = context_state->num_grains == 0 ? 512u : context_state->num_grains;
g_audioout2_port_mutex.Lock();
auto* port_state = audioout2_find_port_locked(0);
if (port_state == nullptr) {
for (auto& candidate: g_audioout2_ports) {
if (!candidate.used) {
port_state = &candidate;
break;
}
AudioOut2PortStateEntry* port_state = nullptr;
for (auto& candidate: g_audioout2_ports) {
if (!candidate.used) {
port_state = &candidate;
break;
}
}
if (port_state != nullptr) {
*port_state = AudioOut2PortStateEntry {};
port_state->used = true;
port_state->handle = next_port;
port_state->context = ctx;
port_state->port_type = params->port_type;
port_state->data_format = params->data_format;
port_state->sampling_freq = params->sampling_freq;
port_state->samples_num = samples_num;
port_state->audio_format = audio_format;
}
g_audioout2_port_mutex.Unlock();
g_audioout2_context_mutex.Unlock();
if (next_port > g_audioout2_ports.size() || port_state == nullptr) {
if (port_state == nullptr) {
return AUDIO_OUT2_ERROR_PORT_FULL;
}
*port = next_port;
const auto samples_num = audioout2_context_grains(ctx);
const auto audio_format = audioout2_data_format_to_audio_format(params->data_format);
const auto audio_type = audioout2_port_type_to_audio_out_type(params->port_type);
int audio_handle = 0;
int audio_handle = 0;
if (audio_format != AudioInternal::Format::Unknown &&
!audioout2_port_type_is_object(params->port_type)) {
@@ -591,17 +594,17 @@ int KYTY_SYSV_ABI AudioOut2PortCreate(AudioOut2ContextHandle ctx, const AudioOut
}
g_audioout2_port_mutex.Lock();
*port_state = AudioOut2PortStateEntry {};
port_state->used = true;
port_state->handle = *port;
port_state->context = ctx;
port_state->port_type = params->port_type;
port_state->data_format = params->data_format;
port_state->sampling_freq = params->sampling_freq;
port_state->samples_num = samples_num;
port_state->audio_format = audio_format;
port_state->audio_handle = audio_handle;
const bool reserved = port_state->used && port_state->handle == next_port;
if (reserved) {
port_state->audio_handle = audio_handle;
}
g_audioout2_port_mutex.Unlock();
if (!reserved) {
audioout2_close_audio_handle(audio_handle);
return AUDIO_OUT2_ERROR_INVALID_PARAM;
}
*port = next_port;
if (next_port <= 16 || (next_port % 600) == 0) {
PRINT_NAME();