This commit is contained in:
Paul Adenot 2023-08-17 17:25:12 +02:00
Родитель 4dfcbd32fd
Коммит 510266b364
1 изменённых файлов: 44 добавлений и 23 удалений

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@ -57,7 +57,7 @@ struct cubeb {
output_latency_function * p_output_latency_function;
};
#define NELEMS(A) (sizeof(A) / sizeof (A)[0])
#define NELEMS(A) (sizeof(A) / sizeof(A)[0])
#define NBUFS 2
struct cubeb_stream {
@ -223,7 +223,7 @@ opensl_set_shutdown(cubeb_stream * stm, uint32_t value)
static void
play_callback(SLPlayItf caller, void * user_ptr, SLuint32 event)
{
cubeb_stream * stm = static_cast<cubeb_stream*>(user_ptr);
cubeb_stream * stm = static_cast<cubeb_stream *>(user_ptr);
assert(stm);
switch (event) {
case SL_PLAYEVENT_HEADATMARKER:
@ -237,7 +237,7 @@ play_callback(SLPlayItf caller, void * user_ptr, SLuint32 event)
static void
recorder_marker_callback(SLRecordItf caller, void * pContext, SLuint32 event)
{
cubeb_stream * stm = static_cast<cubeb_stream*>(pContext);
cubeb_stream * stm = static_cast<cubeb_stream *>(pContext);
assert(stm);
if (event == SL_RECORDEVENT_HEADATMARKER) {
@ -263,7 +263,7 @@ recorder_marker_callback(SLRecordItf caller, void * pContext, SLuint32 event)
static void
bufferqueue_callback(SLBufferQueueItf caller, void * user_ptr)
{
cubeb_stream * stm = static_cast<cubeb_stream*>(user_ptr);
cubeb_stream * stm = static_cast<cubeb_stream *>(user_ptr);
assert(stm);
SLBufferQueueState state;
SLresult res;
@ -276,7 +276,7 @@ bufferqueue_callback(SLBufferQueueItf caller, void * user_ptr)
return;
}
uint8_t * buf = reinterpret_cast<uint8_t*>(stm->queuebuf[stm->queuebuf_idx]);
uint8_t * buf = reinterpret_cast<uint8_t *>(stm->queuebuf[stm->queuebuf_idx]);
uint8_t * buf_back = buf;
uint32_t sample_count = 0;
written = 0;
@ -289,18 +289,18 @@ bufferqueue_callback(SLBufferQueueItf caller, void * user_ptr)
if (!draining && !shutdown) {
if (!stm->conversion_buffer_output.empty()) {
sample_count =
stm->output_params->channels * stm->queuebuf_len / stm->framesize;
stm->output_params->channels * stm->queuebuf_len / stm->framesize;
if (stm->conversion_buffer_output.size() < sample_count) {
stm->conversion_buffer_output.resize(sample_count);
}
buf = reinterpret_cast<uint8_t*>(stm->conversion_buffer_output.data());
buf = reinterpret_cast<uint8_t *>(stm->conversion_buffer_output.data());
}
written = cubeb_resampler_fill(stm->resampler, nullptr, nullptr, buf,
stm->queuebuf_len / stm->framesize);
if (!stm->conversion_buffer_output.empty()) {
int16_t* buf_int16 = reinterpret_cast<int16_t*>(buf_back);
int16_t * buf_int16 = reinterpret_cast<int16_t *>(buf_back);
for (uint32_t i = 0; i < sample_count; i++) {
float v = stm->conversion_buffer_output[i] * 32768.0f;
float clamped = std::max(-32768.0f, std::min(32767.0f, v));
@ -338,7 +338,8 @@ bufferqueue_callback(SLBufferQueueItf caller, void * user_ptr)
pthread_mutex_unlock(&stm->mutex);
}
if (!draining && written * stm->framesize < static_cast<uint32_t>(stm->queuebuf_len)) {
if (!draining &&
written * stm->framesize < static_cast<uint32_t>(stm->queuebuf_len)) {
LOG("bufferqueue_callback draining");
r = pthread_mutex_lock(&stm->mutex);
assert(r == 0);
@ -378,7 +379,8 @@ opensl_enqueue_recorder(cubeb_stream * stm, void ** last_filled_buffer)
// index.
last_buffer = stm->input_buffer_array[current_index];
// Advance to get next available buffer
current_index = static_cast<int>((current_index + 1) % stm->input_array_capacity);
current_index =
static_cast<int>((current_index + 1) % stm->input_array_capacity);
}
// enqueue next empty buffer to be filled by the recorder
SLresult res = (*stm->recorderBufferQueueItf)
@ -402,7 +404,7 @@ void
recorder_callback(SLAndroidSimpleBufferQueueItf bq, void * context)
{
assert(context);
cubeb_stream * stm = static_cast<cubeb_stream*>(context);
cubeb_stream * stm = static_cast<cubeb_stream *>(context);
assert(stm->recorderBufferQueueItf);
int r = pthread_mutex_lock(&stm->mutex);
@ -464,7 +466,7 @@ void
recorder_fullduplex_callback(SLAndroidSimpleBufferQueueItf bq, void * context)
{
assert(context);
cubeb_stream * stm = static_cast<cubeb_stream*>(context);
cubeb_stream * stm = static_cast<cubeb_stream *>(context);
assert(stm->recorderBufferQueueItf);
int r = pthread_mutex_lock(&stm->mutex);
@ -506,7 +508,7 @@ recorder_fullduplex_callback(SLAndroidSimpleBufferQueueItf bq, void * context)
static void
player_fullduplex_callback(SLBufferQueueItf caller, void * user_ptr)
{
cubeb_stream * stm = static_cast<cubeb_stream*>(user_ptr);
cubeb_stream * stm = static_cast<cubeb_stream *>(user_ptr);
assert(stm);
SLresult res;
@ -610,7 +612,7 @@ opensl_destroy(cubeb * ctx);
#if defined(__ANDROID__)
#if (__ANDROID_API__ >= ANDROID_VERSION_LOLLIPOP)
using system_property_get = int (const char *, char *);
using system_property_get = int(const char *, char *);
static int
wrap_system_property_get(const char * name, char * value)
@ -665,19 +667,21 @@ opensl_init(cubeb ** context, char const * context_name)
if (android_version > 0 &&
android_version <= ANDROID_VERSION_GINGERBREAD_MR1) {
// Don't even attempt to run on Gingerbread and lower
LOG("Error: Android version too old, exiting.");
return CUBEB_ERROR;
}
#endif
*context = nullptr;
ctx = static_cast<cubeb*>(calloc(1, sizeof(*ctx)));
ctx = static_cast<cubeb *>(calloc(1, sizeof(*ctx)));
assert(ctx);
ctx->ops = &opensl_ops;
ctx->lib = dlopen("libOpenSLES.so", RTLD_LAZY);
if (!ctx->lib) {
LOG("Error: Couldn't find libOpenSLES.so, exiting");
free(ctx);
return CUBEB_ERROR;
}
@ -710,6 +714,7 @@ opensl_init(cubeb ** context, char const * context_name)
!ctx->SL_IID_ANDROIDSIMPLEBUFFERQUEUE ||
#endif
!ctx->SL_IID_PLAY || !ctx->SL_IID_RECORD) {
LOG("Error: didn't find required symbols, exiting.");
opensl_destroy(ctx);
return CUBEB_ERROR;
}
@ -720,18 +725,21 @@ opensl_init(cubeb ** context, char const * context_name)
res = f_slCreateEngine(&ctx->engObj, 1, opt, 0, nullptr, nullptr);
if (res != SL_RESULT_SUCCESS) {
LOG("Error: slCreateEngine failure, exiting.");
opensl_destroy(ctx);
return CUBEB_ERROR;
}
res = (*ctx->engObj)->Realize(ctx->engObj, SL_BOOLEAN_FALSE);
if (res != SL_RESULT_SUCCESS) {
LOG("Error: engine realization failure, exiting.");
opensl_destroy(ctx);
return CUBEB_ERROR;
}
res = (*ctx->engObj)->GetInterface(ctx->engObj, SL_IID_ENGINE, &ctx->eng);
if (res != SL_RESULT_SUCCESS) {
LOG("Error: GetInterface(..., SL_IID_ENGINE, ...), exiting.");
opensl_destroy(ctx);
return CUBEB_ERROR;
}
@ -741,12 +749,14 @@ opensl_init(cubeb ** context, char const * context_name)
res =
(*ctx->eng)->CreateOutputMix(ctx->eng, &ctx->outmixObj, 1, idsom, reqom);
if (res != SL_RESULT_SUCCESS) {
LOG("Error: CreateOutputMix failure, exiting.");
opensl_destroy(ctx);
return CUBEB_ERROR;
}
res = (*ctx->outmixObj)->Realize(ctx->outmixObj, SL_BOOLEAN_FALSE);
if (res != SL_RESULT_SUCCESS) {
LOG("Error: Output mix object failure, exiting.");
opensl_destroy(ctx);
return CUBEB_ERROR;
}
@ -1025,7 +1035,8 @@ opensl_configure_capture(cubeb_stream * stm, cubeb_stream_params * params)
&stm->recorderBufferQueueItf);
if (res != SL_RESULT_SUCCESS) {
LOG("Failed to get recorder (android) buffer queue interface. Error code: "
"%lu", res);
"%lu",
res);
return CUBEB_ERROR;
}
@ -1102,17 +1113,20 @@ opensl_configure_playback(cubeb_stream * stm, cubeb_stream_params * params)
SLAndroidDataFormat_PCM_EX pcm_ext_format;
if (get_android_version() >= ANDROID_VERSION_LOLLIPOP) {
if (opensl_set_format_ext(&pcm_ext_format, params) != CUBEB_OK) {
LOG("opensl_set_format_ext: error, exiting");
return CUBEB_ERROR_INVALID_FORMAT;
}
format = &pcm_ext_format;
format_sample_rate = &pcm_ext_format.sampleRate;
using_floats = pcm_ext_format.representation == SL_ANDROID_PCM_REPRESENTATION_FLOAT;
using_floats =
pcm_ext_format.representation == SL_ANDROID_PCM_REPRESENTATION_FLOAT;
}
#endif
SLDataFormat_PCM pcm_format;
if (!format) {
if (opensl_set_format(&pcm_format, params) != CUBEB_OK) {
LOG("opensl_set_format: error, exiting");
return CUBEB_ERROR_INVALID_FORMAT;
}
format = &pcm_format;
@ -1127,6 +1141,8 @@ opensl_configure_playback(cubeb_stream * stm, cubeb_stream_params * params)
params->format == CUBEB_SAMPLE_FLOAT32BE) &&
!using_floats) {
// setup conversion from f32 to int16
LOG("Output stream configured for using float, but not supported: a "
"conversion will be performed");
stm->conversion_buffer_output.resize(1);
}
@ -1224,6 +1240,7 @@ opensl_configure_playback(cubeb_stream * stm, cubeb_stream_params * params)
SLuint32 performanceMode = SL_ANDROID_PERFORMANCE_LATENCY;
if (stm->buffer_size_frames > POWERSAVE_LATENCY_FRAMES_THRESHOLD) {
LOG("Audio stream configured for power saving");
performanceMode = SL_ANDROID_PERFORMANCE_POWER_SAVING;
}
@ -1232,8 +1249,7 @@ opensl_configure_playback(cubeb_stream * stm, cubeb_stream_params * params)
&performanceMode, sizeof(performanceMode));
if (res != SL_RESULT_SUCCESS) {
LOG("Failed to set Android performance mode to %d Error code: %lu. This "
"is"
" not fatal",
"is not fatal.",
performanceMode, res);
}
}
@ -1340,7 +1356,8 @@ opensl_configure_playback(cubeb_stream * stm, cubeb_stream_params * params)
// will be consumed and kick off the buffer queue callback.
// Note the duration of a single frame is less than 1ms. We don't bother
// adjusting the playback position.
uint8_t * buf = reinterpret_cast<uint8_t*>(stm->queuebuf[stm->queuebuf_idx++]);
uint8_t * buf =
reinterpret_cast<uint8_t *>(stm->queuebuf[stm->queuebuf_idx++]);
memset(buf, 0, stm->framesize);
res = (*stm->bufq)->Enqueue(stm->bufq, buf, stm->framesize);
assert(res == SL_RESULT_SUCCESS);
@ -1403,14 +1420,16 @@ opensl_stream_init(cubeb * ctx, cubeb_stream ** stream,
return r;
}
stm = reinterpret_cast<cubeb_stream*>(calloc(1, sizeof(*stm)));
stm = reinterpret_cast<cubeb_stream *>(calloc(1, sizeof(*stm)));
assert(stm);
if (input_stream_params) {
stm->input_params = std::make_unique<cubeb_stream_params>(*input_stream_params);
stm->input_params =
std::make_unique<cubeb_stream_params>(*input_stream_params);
}
if (output_stream_params) {
stm->output_params = std::make_unique<cubeb_stream_params>(*output_stream_params);
stm->output_params =
std::make_unique<cubeb_stream_params>(*output_stream_params);
}
stm->context = ctx;
@ -1448,6 +1467,7 @@ opensl_stream_init(cubeb * ctx, cubeb_stream ** stream,
output_stream_params->format, stm->buffer_size_frames);
r = opensl_configure_playback(stm, output_stream_params);
if (r != CUBEB_OK) {
LOG("Error: playback-side configuration error, exiting.");
opensl_stream_destroy(stm);
return r;
}
@ -1460,6 +1480,7 @@ opensl_stream_init(cubeb * ctx, cubeb_stream ** stream,
input_stream_params->format, stm->buffer_size_frames);
r = opensl_configure_capture(stm, input_stream_params);
if (r != CUBEB_OK) {
LOG("Error: record-side configuration error, exiting.");
opensl_stream_destroy(stm);
return r;
}