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winepulse: Add format and period probing.

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Signed-off-by: Andrew Eikum <aeikum@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Maarten Lankhorst 2015-10-29 12:04:33 -05:00 committed by Alexandre Julliard
parent 3fe0c08992
commit 84d1de17eb
1 changed files with 129 additions and 0 deletions
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129
dlls/winepulse.drv/mmdevdrv.c
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@ -75,6 +75,10 @@ static pa_mainloop *pulse_ml;
static pthread_mutex_t pulse_lock;
/* Mixer format + period times */
static WAVEFORMATEXTENSIBLE pulse_fmt[2];
static REFERENCE_TIME pulse_min_period[2], pulse_def_period[2];
static GUID pulse_render_guid =
{ 0xfd47d9cc, 0x4218, 0x4135, { 0x9c, 0xe2, 0x0c, 0x19, 0x5c, 0x87, 0x40, 0x5b } };
static GUID pulse_capture_guid =
@ -153,6 +157,128 @@ static void pulse_contextcallback(pa_context *c, void *userdata)
}
static void pulse_stream_state(pa_stream *s, void *user)
{
pa_stream_state_t state = pa_stream_get_state(s);
TRACE("Stream state changed to %i\n", state);
}
static const enum pa_channel_position pulse_pos_from_wfx[] = {
PA_CHANNEL_POSITION_FRONT_LEFT,
PA_CHANNEL_POSITION_FRONT_RIGHT,
PA_CHANNEL_POSITION_FRONT_CENTER,
PA_CHANNEL_POSITION_LFE,
PA_CHANNEL_POSITION_REAR_LEFT,
PA_CHANNEL_POSITION_REAR_RIGHT,
PA_CHANNEL_POSITION_FRONT_LEFT_OF_CENTER,
PA_CHANNEL_POSITION_FRONT_RIGHT_OF_CENTER,
PA_CHANNEL_POSITION_REAR_CENTER,
PA_CHANNEL_POSITION_SIDE_LEFT,
PA_CHANNEL_POSITION_SIDE_RIGHT,
PA_CHANNEL_POSITION_TOP_CENTER,
PA_CHANNEL_POSITION_TOP_FRONT_LEFT,
PA_CHANNEL_POSITION_TOP_FRONT_CENTER,
PA_CHANNEL_POSITION_TOP_FRONT_RIGHT,
PA_CHANNEL_POSITION_TOP_REAR_LEFT,
PA_CHANNEL_POSITION_TOP_REAR_CENTER,
PA_CHANNEL_POSITION_TOP_REAR_RIGHT
};
static void pulse_probe_settings(int render, WAVEFORMATEXTENSIBLE *fmt) {
WAVEFORMATEX *wfx = &fmt->Format;
pa_stream *stream;
pa_channel_map map;
pa_sample_spec ss;
pa_buffer_attr attr;
int ret, i;
unsigned int length = 0;
pa_channel_map_init_auto(&map, 2, PA_CHANNEL_MAP_ALSA);
ss.rate = 48000;
ss.format = PA_SAMPLE_FLOAT32LE;
ss.channels = map.channels;
attr.maxlength = -1;
attr.tlength = -1;
attr.minreq = attr.fragsize = pa_frame_size(&ss);
attr.prebuf = 0;
stream = pa_stream_new(pulse_ctx, "format test stream", &ss, &map);
if (stream)
pa_stream_set_state_callback(stream, pulse_stream_state, NULL);
if (!stream)
ret = -1;
else if (render)
ret = pa_stream_connect_playback(stream, NULL, &attr,
PA_STREAM_START_CORKED|PA_STREAM_FIX_RATE|PA_STREAM_FIX_CHANNELS|PA_STREAM_EARLY_REQUESTS, NULL, NULL);
else
ret = pa_stream_connect_record(stream, NULL, &attr, PA_STREAM_START_CORKED|PA_STREAM_FIX_RATE|PA_STREAM_FIX_CHANNELS|PA_STREAM_EARLY_REQUESTS);
if (ret >= 0) {
while (pa_mainloop_iterate(pulse_ml, 1, &ret) >= 0 &&
pa_stream_get_state(stream) == PA_STREAM_CREATING)
{}
if (pa_stream_get_state(stream) == PA_STREAM_READY) {
ss = *pa_stream_get_sample_spec(stream);
map = *pa_stream_get_channel_map(stream);
if (render)
length = pa_stream_get_buffer_attr(stream)->minreq;
else
length = pa_stream_get_buffer_attr(stream)->fragsize;
pa_stream_disconnect(stream);
while (pa_mainloop_iterate(pulse_ml, 1, &ret) >= 0 &&
pa_stream_get_state(stream) == PA_STREAM_READY)
{}
}
}
if (stream)
pa_stream_unref(stream);
if (length)
pulse_def_period[!render] = pulse_min_period[!render] = pa_bytes_to_usec(10 * length, &ss);
else
pulse_min_period[!render] = MinimumPeriod;
if (pulse_def_period[!render] <= DefaultPeriod)
pulse_def_period[!render] = DefaultPeriod;
wfx->wFormatTag = WAVE_FORMAT_EXTENSIBLE;
wfx->cbSize = sizeof(WAVEFORMATEXTENSIBLE) - sizeof(WAVEFORMATEX);
wfx->nChannels = ss.channels;
wfx->wBitsPerSample = 8 * pa_sample_size_of_format(ss.format);
wfx->nSamplesPerSec = ss.rate;
wfx->nBlockAlign = pa_frame_size(&ss);
wfx->nAvgBytesPerSec = wfx->nSamplesPerSec * wfx->nBlockAlign;
if (ss.format != PA_SAMPLE_S24_32LE)
fmt->Samples.wValidBitsPerSample = wfx->wBitsPerSample;
else
fmt->Samples.wValidBitsPerSample = 24;
if (ss.format == PA_SAMPLE_FLOAT32LE)
fmt->SubFormat = KSDATAFORMAT_SUBTYPE_IEEE_FLOAT;
else
fmt->SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
fmt->dwChannelMask = 0;
for (i = 0; i < map.channels; ++i)
switch (map.map[i]) {
default: FIXME("Unhandled channel %s\n", pa_channel_position_to_string(map.map[i])); break;
case PA_CHANNEL_POSITION_FRONT_LEFT: fmt->dwChannelMask |= SPEAKER_FRONT_LEFT; break;
case PA_CHANNEL_POSITION_MONO:
case PA_CHANNEL_POSITION_FRONT_CENTER: fmt->dwChannelMask |= SPEAKER_FRONT_CENTER; break;
case PA_CHANNEL_POSITION_FRONT_RIGHT: fmt->dwChannelMask |= SPEAKER_FRONT_RIGHT; break;
case PA_CHANNEL_POSITION_REAR_LEFT: fmt->dwChannelMask |= SPEAKER_BACK_LEFT; break;
case PA_CHANNEL_POSITION_REAR_CENTER: fmt->dwChannelMask |= SPEAKER_BACK_CENTER; break;
case PA_CHANNEL_POSITION_REAR_RIGHT: fmt->dwChannelMask |= SPEAKER_BACK_RIGHT; break;
case PA_CHANNEL_POSITION_LFE: fmt->dwChannelMask |= SPEAKER_LOW_FREQUENCY; break;
case PA_CHANNEL_POSITION_SIDE_LEFT: fmt->dwChannelMask |= SPEAKER_SIDE_LEFT; break;
case PA_CHANNEL_POSITION_SIDE_RIGHT: fmt->dwChannelMask |= SPEAKER_SIDE_RIGHT; break;
case PA_CHANNEL_POSITION_TOP_CENTER: fmt->dwChannelMask |= SPEAKER_TOP_CENTER; break;
case PA_CHANNEL_POSITION_TOP_FRONT_LEFT: fmt->dwChannelMask |= SPEAKER_TOP_FRONT_LEFT; break;
case PA_CHANNEL_POSITION_TOP_FRONT_CENTER: fmt->dwChannelMask |= SPEAKER_TOP_FRONT_CENTER; break;
case PA_CHANNEL_POSITION_TOP_FRONT_RIGHT: fmt->dwChannelMask |= SPEAKER_TOP_FRONT_RIGHT; break;
case PA_CHANNEL_POSITION_TOP_REAR_LEFT: fmt->dwChannelMask |= SPEAKER_TOP_BACK_LEFT; break;
case PA_CHANNEL_POSITION_TOP_REAR_CENTER: fmt->dwChannelMask |= SPEAKER_TOP_BACK_CENTER; break;
case PA_CHANNEL_POSITION_TOP_REAR_RIGHT: fmt->dwChannelMask |= SPEAKER_TOP_BACK_RIGHT; break;
}
}
/* some poorly-behaved applications call audio functions during DllMain, so we
* have to do as much as possible without creating a new thread. this function
* sets up a synchronous connection to verify the server is running and query
@ -207,6 +333,9 @@ static HRESULT pulse_test_connect(void)
pa_context_get_server(pulse_ctx),
pa_context_get_server_protocol_version(pulse_ctx));
pulse_probe_settings(1, &pulse_fmt[0]);
pulse_probe_settings(0, &pulse_fmt[1]);
pa_context_unref(pulse_ctx);
pulse_ctx = NULL;
pa_mainloop_free(pulse_ml);