diff --git a/pulseaudio-module/CMakeLists.txt b/pulseaudio-module/CMakeLists.txt index f7a1ff4..5beebbd 100644 --- a/pulseaudio-module/CMakeLists.txt +++ b/pulseaudio-module/CMakeLists.txt @@ -26,3 +26,17 @@ target_link_libraries(module-aaudio-sink pulsecommon-13.0 pulse aaudio) + +add_library(module-aaudio-source SHARED + module-aaudio-source.c) + +set_target_properties(module-aaudio-source PROPERTIES + OUTPUT_NAME "module-aaudio-source" + PREFIX "" + SUFFIX ".so") + +target_link_libraries(module-aaudio-source + pulsecore-13.0 + pulsecommon-13.0 + pulse + aaudio) diff --git a/pulseaudio-module/build.sh b/pulseaudio-module/build.sh index a76c69c..c947843 100755 --- a/pulseaudio-module/build.sh +++ b/pulseaudio-module/build.sh @@ -15,9 +15,11 @@ export CFLAGS="-I../pulseaudio/build-arm64 -I../pulseaudio/src -I../root-arm64/i export LDFLAGS="-L../root-arm64/lib/pulseaudio -L../root-arm64/lib -Wl,-z,max-page-size=16384 -Wl,-z,common-page-size=16384" $CC -O2 -shared $CFLAGS $LDFLAGS -lpulsecore-13.0 -lpulsecommon-13.0 -lpulse -laaudio -llog -o build64/module-aaudio-sink.so module-aaudio-sink.c +$CC -O2 -shared $CFLAGS $LDFLAGS -lpulsecore-13.0 -lpulsecommon-13.0 -lpulse -laaudio -llog -o build64/module-aaudio-source.so module-aaudio-source.c export CC="$TOOLCHAIN/armv7a-linux-androideabi26-clang" export CFLAGS="-I../pulseaudio/build-armhf -I../pulseaudio/src -I../root-armhf/include" export LDFLAGS="-L../root-armhf/lib/pulseaudio -L../root-armhf/lib -Wl,-z,max-page-size=16384 -Wl,-z,common-page-size=16384" -$CC -O2 -shared $CFLAGS $LDFLAGS -lpulsecore-13.0 -lpulsecommon-13.0 -lpulse -laaudio -llog -o build/module-aaudio-sink.so module-aaudio-sink.c \ No newline at end of file +$CC -O2 -shared $CFLAGS $LDFLAGS -lpulsecore-13.0 -lpulsecommon-13.0 -lpulse -laaudio -llog -o build/module-aaudio-sink.so module-aaudio-sink.c +$CC -O2 -shared $CFLAGS $LDFLAGS -lpulsecore-13.0 -lpulsecommon-13.0 -lpulse -laaudio -llog -o build/module-aaudio-source.so module-aaudio-source.c \ No newline at end of file diff --git a/pulseaudio-module/create-asset.sh b/pulseaudio-module/create-asset.sh index 2d3ea18..c48641b 100755 --- a/pulseaudio-module/create-asset.sh +++ b/pulseaudio-module/create-asset.sh @@ -7,6 +7,7 @@ cp -a ../output/aarch64-linux-gnu/modules/libprotocol-native.so pulseaudio/modul cp -a ../output/aarch64-linux-gnu/modules/module-native-protocol-unix.so pulseaudio/modules cp -a build64/module-aaudio-sink.so pulseaudio/modules +cp -a build64/module-aaudio-source.so pulseaudio/modules tar -I 'zstd --ultra -22' -cf pulseaudio-gamenative.tzst -C pulseaudio . diff --git a/pulseaudio-module/module-aaudio-source.c b/pulseaudio-module/module-aaudio-source.c new file mode 100644 index 0000000..7285eec --- /dev/null +++ b/pulseaudio-module/module-aaudio-source.c @@ -0,0 +1,596 @@ +/*** + This file is part of PulseAudio. + + Copyright 2004-2008 Lennart Poettering + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, see . +***/ + +/* AAudio capture source, the input counterpart to module-aaudio-sink. + * + * Without a real source, the only capture device PulseAudio offers is + * AAudioSink.monitor. Wine enumerates monitors as Windows recording devices, so + * games pick it up as a microphone and end up transmitting their own output - + * in a voice chat that means rebroadcasting the whole lobby back into it. + * + * Structure deliberately mirrors module-aaudio-sink.c: an AAudio callback hands + * buffers to the PulseAudio I/O thread over an asyncmsgq, the same recreate / + * try-start / try-stop message pattern handles stream loss, and the state machine + * lives in set_state_in_io_thread. + * + * Two deliberate differences from the sink: + * + * - The AAudio stream is stopped whenever the source is not RUNNING, not just + * when it is suspended. A sink holding an idle output stream costs nothing, + * but a source holding an idle input stream keeps the microphone open, which + * lights the Android privacy indicator for the whole session and runs into + * the background-capture restrictions on Android 14+. + * + * - pa__done stops the stream and joins the I/O thread before returning, so + * unloading the module actually releases the microphone. + */ + +#include + +#include + +#include +#include +#include +#include +#include + +#include +#undef __INTRODUCED_IN +#define __INTRODUCED_IN(api_level) +#include +#include + +#define LOG_TAG "GN-PulseAudioSource" +#define LOGW(...) __android_log_print(ANDROID_LOG_WARN, LOG_TAG, __VA_ARGS__) + +PA_MODULE_AUTHOR("Tom Yan, BrunoSX, Joshua Tam"); +PA_MODULE_DESCRIPTION("Winlator AAudio source"); +PA_MODULE_VERSION(PACKAGE_VERSION); +PA_MODULE_LOAD_ONCE(false); +PA_MODULE_USAGE( + "source_name= " + "source_properties= " + "rate= " + "channels= " + "performance_mode= " + "input_preset= " + "set_default=" +); + +#define DEFAULT_SOURCE_NAME "AAudioSource" + +/* AAUDIO_INPUT_PRESET_VOICE_COMMUNICATION - gives us the hardware echo canceller + * and noise suppressor, which matters because the game's own output is usually + * coming out of the same device's speaker. */ +#define DEFAULT_INPUT_PRESET 7 + +enum { + SOURCE_MESSAGE_CAPTURE = PA_SOURCE_MESSAGE_MAX, + SOURCE_MESSAGE_TRY_START, + SOURCE_MESSAGE_TRY_STOP, + SOURCE_MESSAGE_RECREATE, +}; + +struct userdata { + pa_core *core; + pa_module *module; + pa_source *source; + + pa_thread *thread; + pa_thread_mq thread_mq; + pa_rtpoll *rtpoll; + pa_rtpoll_item *rtpoll_item; + pa_asyncmsgq *aaudio_msgq; + + size_t frame_size; + + AAudioStreamBuilder *builder; + AAudioStream *stream; + pa_sample_spec ss; + + int performance_mode; + int input_preset; + bool set_default; + + int32_t frames_per_burst; + int32_t device_sample_rate; + int32_t device_channels; + int32_t last_device_id; + + bool stream_started; +}; + +static const char* const valid_modargs[] = { + "source_name", + "source_properties", + "rate", + "channels", + "performance_mode", + "input_preset", + "set_default", + NULL +}; + +/* AAudioStreamBuilder_setInputPreset is API 28, and this module is built at API 26. + * Blanking __INTRODUCED_IN above lets it compile, but it also strips the annotation that + * would otherwise have made the reference weak, leaving a strong undefined symbol - and + * the module is linked with -z now, so the dynamic linker resolves every undefined symbol + * when the module is dlopen'd, before any of our code runs. On an API 26/27 device + * libaaudio.so does not export it, so the whole module would fail to load, and a runtime + * API-level check could not prevent that because it never gets the chance to run. + * Declaring it weak lets the linker leave the address NULL instead of failing the load, + * which is what makes the check below meaningful. Same approach as the sink. */ +extern __attribute__((weak)) void AAudioStreamBuilder_setInputPreset(AAudioStreamBuilder *builder, + aaudio_input_preset_t preset); + +static void try_set_input_preset(AAudioStreamBuilder *builder, int preset) { + static bool warned = false; + + if (AAudioStreamBuilder_setInputPreset) { + AAudioStreamBuilder_setInputPreset(builder, preset); + return; + } + + if (!warned) { + LOGW("AAudioStreamBuilder_setInputPreset unavailable (API < 28), using the default input preset"); + warned = true; + } +} + +static void schedule_start(struct userdata *u) { + pa_asyncmsgq_post(u->thread_mq.inq, PA_MSGOBJECT(u->source), SOURCE_MESSAGE_TRY_START, NULL, 0, NULL, NULL); +} + +static void schedule_stop(struct userdata *u) { + pa_asyncmsgq_post(u->thread_mq.inq, PA_MSGOBJECT(u->source), SOURCE_MESSAGE_TRY_STOP, NULL, 0, NULL, NULL); +} + +static void schedule_recreate(struct userdata *u) { + pa_asyncmsgq_post(u->thread_mq.inq, PA_MSGOBJECT(u->source), SOURCE_MESSAGE_RECREATE, NULL, 0, NULL, NULL); +} + +/* Runs on the AAudio callback thread. Hand the buffer to the I/O thread and block + * until it has been posted, so audioData stays valid for the whole call. */ +static aaudio_data_callback_result_t aaudio_data_callback(AAudioStream *stream, void *userdata, void *audioData, int32_t numFrames) { + struct userdata *u = userdata; + return pa_asyncmsgq_send(u->aaudio_msgq, PA_MSGOBJECT(u->source), SOURCE_MESSAGE_CAPTURE, audioData, numFrames, NULL); +} + +static void aaudio_error_callback(AAudioStream *stream, void *userdata, aaudio_result_t error) { + struct userdata *u = userdata; + + if (error == AAUDIO_ERROR_DISCONNECTED || + error == AAUDIO_ERROR_INVALID_STATE || + error == AAUDIO_ERROR_INVALID_HANDLE || + error == AAUDIO_ERROR_TIMEOUT) { + LOGW("AAudio stream error (%d), attempting to reconnect...", error); + schedule_recreate(u); + } else { + LOGW("AAudio error callback: %d", error); + } +} + +static pa_usec_t get_aaudio_latency(struct userdata *u) { + if (u->stream != NULL && u->ss.rate > 0) { + int32_t buffer_size = AAudioStream_getBufferSizeInFrames(u->stream); + if (buffer_size > 0) { + return PA_USEC_PER_SEC * (int64_t) (buffer_size + u->frames_per_burst) / u->ss.rate; + } + } + + return 20 * PA_USEC_PER_MSEC; +} + +static void update_pa_latency(struct userdata *u) { + if (u->source) { + pa_usec_t latency = get_aaudio_latency(u); + if (pa_thread_mq_get()) { + pa_source_set_fixed_latency_within_thread(u->source, latency); + } else { + pa_source_set_fixed_latency(u->source, latency); + } + } +} + +static int pa_create_aaudio_stream(struct userdata *u) { + aaudio_result_t res; + + res = AAudio_createStreamBuilder(&u->builder); + if (res != AAUDIO_OK) { + LOGW("AAudio_createStreamBuilder() failed."); + return -1; + } + + AAudioStreamBuilder_setDirection(u->builder, AAUDIO_DIRECTION_INPUT); + AAudioStreamBuilder_setPerformanceMode(u->builder, u->performance_mode); + AAudioStreamBuilder_setDataCallback(u->builder, aaudio_data_callback, u); + AAudioStreamBuilder_setErrorCallback(u->builder, aaudio_error_callback, u); + AAudioStreamBuilder_setFormat(u->builder, u->ss.format == PA_SAMPLE_FLOAT32LE ? AAUDIO_FORMAT_PCM_FLOAT : AAUDIO_FORMAT_PCM_I16); + + /* Let AAudio pick the device's native capture rate and channel count and adapt + * the source to whatever we are given, rather than forcing a resample here. */ + AAudioStreamBuilder_setSampleRate(u->builder, AAUDIO_UNSPECIFIED); + AAudioStreamBuilder_setChannelCount(u->builder, AAUDIO_UNSPECIFIED); + + try_set_input_preset(u->builder, u->input_preset); + + res = AAudioStreamBuilder_openStream(u->builder, &u->stream); + if (res != AAUDIO_OK) { + /* The most likely cause here is a missing or revoked RECORD_AUDIO grant. */ + LOGW("AAudioStreamBuilder_openStream() failed: %d (%s)", res, AAudio_convertResultToText(res)); + AAudioStreamBuilder_delete(u->builder); + u->builder = NULL; + return -1; + } + + AAudioStreamBuilder_delete(u->builder); + u->builder = NULL; + + u->device_sample_rate = AAudioStream_getSampleRate(u->stream); + u->device_channels = AAudioStream_getChannelCount(u->stream); + aaudio_format_t actual_format = AAudioStream_getFormat(u->stream); + + LOGW("AAudio input stream opened: %d Hz, %d channels, format %d, device %d", + u->device_sample_rate, u->device_channels, actual_format, + AAudioStream_getDeviceId(u->stream)); + + u->ss.rate = u->device_sample_rate; + u->ss.channels = u->device_channels; + + if (actual_format == AAUDIO_FORMAT_PCM_FLOAT) { + u->ss.format = PA_SAMPLE_FLOAT32LE; + } else if (actual_format == AAUDIO_FORMAT_PCM_I16) { + u->ss.format = PA_SAMPLE_S16LE; + } + + u->frames_per_burst = AAudioStream_getFramesPerBurst(u->stream); + u->last_device_id = AAudioStream_getDeviceId(u->stream); + u->frame_size = pa_frame_size(&u->ss); + u->stream_started = false; + + update_pa_latency(u); + + return 0; +} + +static void try_start_stream(struct userdata *u) { + aaudio_result_t res; + + if (!u->stream || u->stream_started) return; + + res = AAudioStream_requestStart(u->stream); + if (res == AAUDIO_OK) { + u->stream_started = true; + LOGW("AAudioStream_requestStart() succeeded"); + } else { + LOGW("AAudioStream_requestStart() failed: %d, scheduling recreate", res); + schedule_recreate(u); + } +} + +static void try_stop_stream(struct userdata *u) { + aaudio_result_t res; + + if (!u->stream || !u->stream_started) return; + + res = AAudioStream_requestStop(u->stream); + if (res != AAUDIO_OK) { + LOGW("AAudioStream_requestStop() failed: %d", res); + } else { + LOGW("AAudio input stream stopped, microphone released"); + } + u->stream_started = false; +} + +static void recreate_aaudio_stream(struct userdata *u) { + if (u->stream) { + AAudioStream_requestStop(u->stream); + AAudioStream_close(u->stream); + u->stream = NULL; + u->stream_started = false; + } + + if (pa_create_aaudio_stream(u) < 0) { + LOGW("Failed to create AAudio input stream"); + /* Deliberately not rescheduling: if the microphone permission is denied, + * retrying forever would spin. The next state transition will retry. */ + } else { + LOGW("AAudio input stream created, attempting to start"); + schedule_start(u); + } +} + +static int source_process_capture(struct userdata *u, void *audioData, int64_t numFrames) { + pa_memchunk chunk; + + if (!PA_SOURCE_IS_LINKED(u->source->thread_info.state)) return AAUDIO_CALLBACK_RESULT_STOP; + + /* Drop the buffer rather than posting it while suspended or not running. */ + if (u->source->thread_info.state != PA_SOURCE_RUNNING) return AAUDIO_CALLBACK_RESULT_CONTINUE; + + if (numFrames <= 0) return AAUDIO_CALLBACK_RESULT_CONTINUE; + + /* audioData belongs to AAudio and is only valid for this call. pa_source_post + * copies into the source outputs' buffers before returning, and the callback + * thread is blocked in pa_asyncmsgq_send until we get here, so wrapping it + * read-only without copying is safe. */ + chunk.memblock = pa_memblock_new_fixed(u->core->mempool, audioData, u->frame_size * numFrames, true); + chunk.index = 0; + chunk.length = u->frame_size * numFrames; + + pa_source_post(u->source, &chunk); + + pa_memblock_unref_fixed(chunk.memblock); + + return AAUDIO_CALLBACK_RESULT_CONTINUE; +} + +static int source_process_msg(pa_msgobject *o, int code, void *data, int64_t offset, pa_memchunk *memchunk) { + struct userdata *u = PA_SOURCE(o)->userdata; + + if (code == SOURCE_MESSAGE_CAPTURE) return source_process_capture(u, data, offset); + + if (code == SOURCE_MESSAGE_TRY_START) { + LOGW("AAudio try start requested"); + if (u->source->thread_info.state == PA_SOURCE_RUNNING) { + try_start_stream(u); + } else { + LOGW("Source no longer running, canceling try"); + } + return 0; + } + + if (code == SOURCE_MESSAGE_TRY_STOP) { + LOGW("AAudio try stop requested"); + try_stop_stream(u); + return 0; + } + + if (code == SOURCE_MESSAGE_RECREATE) { + LOGW("AAudio recreate requested"); + if (PA_SOURCE_IS_LINKED(u->source->thread_info.state)) { + recreate_aaudio_stream(u); + } else { + LOGW("Source no longer linked, canceling recreate"); + } + return 0; + } + + return pa_source_process_msg(o, code, data, offset, memchunk); +} + +static int source_set_state_io_thread(pa_source *s, pa_source_state_t state, pa_suspend_cause_t suspend_cause) { + struct userdata *u = s->userdata; + + LOGW("AAudio source state transition: current=%d, target=%d, suspend_cause=%d", + s->thread_info.state, state, suspend_cause); + + /* Hold the microphone open only while something is actually recording. */ + if (state == PA_SOURCE_RUNNING) { + if (!u->stream) { + LOGW("No AAudio stream, recreating before start"); + recreate_aaudio_stream(u); + } else { + aaudio_stream_state_t stream_state = AAudioStream_getState(u->stream); + if (stream_state == AAUDIO_STREAM_STATE_STARTED || + stream_state == AAUDIO_STREAM_STATE_STARTING) { + u->stream_started = true; + } else if (stream_state == AAUDIO_STREAM_STATE_DISCONNECTED) { + LOGW("AAudio stream disconnected, recreating"); + schedule_recreate(u); + } else { + schedule_start(u); + } + } + } else { + /* IDLE, SUSPENDED or UNLINKED - all mean nobody is recording right now. */ + if (u->stream_started) { + schedule_stop(u); + } + } + + return 0; +} + +static void thread_func(void *userdata) { + struct userdata *u = userdata; + pa_thread_mq_install(&u->thread_mq); + + for (;;) { + int res = pa_rtpoll_run(u->rtpoll); + if (res < 0) { + goto error; + } else if (res == 0) { + break; + } + } + + return; + +error: + pa_asyncmsgq_post(u->thread_mq.outq, PA_MSGOBJECT(u->core), PA_CORE_MESSAGE_UNLOAD_MODULE, u->module, 0, NULL, NULL); + pa_asyncmsgq_wait_for(u->thread_mq.inq, PA_MESSAGE_SHUTDOWN); +} + +void pa__done(pa_module *m) { + struct userdata *u; + + if (!(u = m->userdata)) return; + + if (u->source) pa_source_unlink(u->source); + + /* Join the I/O thread before touching the stream, so nothing is mid-post. */ + if (u->thread) { + pa_asyncmsgq_send(u->thread_mq.inq, NULL, PA_MESSAGE_SHUTDOWN, NULL, 0, NULL); + pa_thread_free(u->thread); + } + + pa_thread_mq_done(&u->thread_mq); + + if (u->source) pa_source_unref(u->source); + + /* Stop before close so the microphone is released promptly and the Android + * privacy indicator clears. */ + if (u->stream) { + AAudioStream_requestStop(u->stream); + AAudioStream_close(u->stream); + u->stream = NULL; + } + + if (u->builder) AAudioStreamBuilder_delete(u->builder); + if (u->rtpoll_item) pa_rtpoll_item_free(u->rtpoll_item); + if (u->aaudio_msgq) pa_asyncmsgq_unref(u->aaudio_msgq); + if (u->rtpoll) pa_rtpoll_free(u->rtpoll); + + pa_xfree(u); +} + +int pa__init(pa_module *m) { + struct userdata *u = NULL; + pa_modargs *ma = NULL; + pa_channel_map map; + pa_source_new_data data; + int performance_mode = 0; + + if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { + LOGW("Failed to parse module arguments."); + goto error; + } + + m->userdata = u = pa_xnew0(struct userdata, 1); + + u->core = m->core; + u->module = m; + u->rtpoll = pa_rtpoll_new(); + + if (pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll) < 0) { + LOGW("pa_thread_mq_init() failed."); + goto error; + } + + u->aaudio_msgq = pa_asyncmsgq_new(0); + if (!u->aaudio_msgq) { + LOGW("pa_asyncmsgq_new() failed."); + goto error; + } + + u->rtpoll_item = pa_rtpoll_item_new_asyncmsgq_read(u->rtpoll, PA_RTPOLL_EARLY-1, u->aaudio_msgq); + + u->ss = m->core->default_sample_spec; + map = m->core->default_channel_map; + + if (pa_modargs_get_sample_spec_and_channel_map(ma, &u->ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) { + LOGW("pa_modargs_get_sample_spec_and_channel_map() failed."); + goto error; + } + + /* Mono is what voice chat wants; overridden below by whatever AAudio opens. */ + u->ss.channels = 1; + u->ss.format = u->ss.format == PA_SAMPLE_FLOAT32LE || u->ss.format == PA_SAMPLE_FLOAT32BE ? PA_SAMPLE_FLOAT32LE : PA_SAMPLE_S16LE; + + u->performance_mode = AAUDIO_PERFORMANCE_MODE_LOW_LATENCY; + u->input_preset = DEFAULT_INPUT_PRESET; + u->set_default = true; + + if (!pa_modargs_get_value_s32(ma, "performance_mode", &performance_mode)) { + switch (performance_mode) { + case 0: + u->performance_mode = AAUDIO_PERFORMANCE_MODE_NONE; + break; + case 1: + u->performance_mode = AAUDIO_PERFORMANCE_MODE_LOW_LATENCY; + break; + case 2: + u->performance_mode = AAUDIO_PERFORMANCE_MODE_POWER_SAVING; + break; + } + } + + if (pa_modargs_get_value_s32(ma, "input_preset", &u->input_preset) < 0) { + LOGW("Failed to parse input_preset argument."); + goto error; + } + + if (pa_modargs_get_value_boolean(ma, "set_default", &u->set_default) < 0) { + LOGW("Failed to parse set_default argument."); + goto error; + } + + if (pa_create_aaudio_stream(u) < 0) goto error; + + /* The stream is opened here only to discover the device's real format; nothing + * is captured until a client connects and the source goes RUNNING. */ + pa_channel_map_init_extend(&map, u->ss.channels, PA_CHANNEL_MAP_DEFAULT); + + pa_source_new_data_init(&data); + data.driver = __FILE__; + data.module = m; + pa_source_new_data_set_name(&data, pa_modargs_get_value(ma, "source_name", DEFAULT_SOURCE_NAME)); + pa_source_new_data_set_sample_spec(&data, &u->ss); + pa_source_new_data_set_alternate_sample_rate(&data, u->ss.rate); + pa_source_new_data_set_channel_map(&data, &map); + + pa_proplist_sets(data.proplist, PA_PROP_DEVICE_DESCRIPTION, _("AAudio Input")); + pa_proplist_sets(data.proplist, PA_PROP_DEVICE_CLASS, "abstract"); + + if (pa_modargs_get_proplist(ma, "source_properties", data.proplist, PA_UPDATE_REPLACE) < 0) { + LOGW("pa_modargs_get_proplist() failed."); + pa_source_new_data_done(&data); + goto error; + } + + u->source = pa_source_new(m->core, &data, PA_SOURCE_HARDWARE); + pa_source_new_data_done(&data); + + if (!u->source) { + LOGW("Failed to create source object."); + goto error; + } + + u->source->parent.process_msg = source_process_msg; + u->source->set_state_in_io_thread = source_set_state_io_thread; + u->source->userdata = u; + + pa_source_set_asyncmsgq(u->source, u->thread_mq.inq); + pa_source_set_rtpoll(u->source, u->rtpoll); + update_pa_latency(u); + + if (!(u->thread = pa_thread_new("aaudio-source", thread_func, u))) { + LOGW("Failed to create thread."); + goto error; + } + + pa_source_put(u->source); + + /* Outrank AAudioSink.monitor, which PulseAudio creates for every sink and + * which Wine would otherwise hand to games as their microphone. */ + if (u->set_default) { + pa_core_set_configured_default_source(m->core, u->source->name); + } + + pa_modargs_free(ma); + return 0; + +error: + if (ma) pa_modargs_free(ma); + pa__done(m); + return -1; +}