mirror of
https://gitlab.com/qemu-project/qemu
synced 2024-09-06 01:43:39 +00:00
winwave: ADC support
Signed-off-by: malc <av1474@comtv.ru>
This commit is contained in:
parent
cb4f03e874
commit
a58c16dc13
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@ -15,9 +15,13 @@
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static struct {
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int dac_headers;
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int dac_samples;
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int adc_headers;
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int adc_samples;
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} conf = {
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.dac_headers = 4,
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.dac_samples = 1024
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.dac_samples = 1024,
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.adc_headers = 4,
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.adc_samples = 1024
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};
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typedef struct {
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@ -33,6 +37,19 @@ typedef struct {
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CRITICAL_SECTION crit_sect;
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} WaveVoiceOut;
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typedef struct {
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HWVoiceIn hw;
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HWAVEIN hwi;
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WAVEHDR *hdrs;
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HANDLE event;
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void *pcm_buf;
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int curhdr;
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int paused;
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int rpos;
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int avail;
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CRITICAL_SECTION crit_sect;
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} WaveVoiceIn;
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static void winwave_log_mmresult (MMRESULT mr)
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{
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const char *str = "BUG";
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@ -73,11 +90,11 @@ static void winwave_log_mmresult (MMRESULT mr)
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break;
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default:
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AUD_log (AUDIO_CAP, "Reason: Unknown (MMRESULT %#x)\n", mr);
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dolog ("Reason: Unknown (MMRESULT %#x)\n", mr);
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return;
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}
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AUD_log (AUDIO_CAP, "Reason: %s\n", str);
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dolog ("Reason: %s\n", str);
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}
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static void GCC_FMT_ATTR (2, 3) winwave_logerr (
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@ -107,7 +124,7 @@ static void winwave_anal_close_out (WaveVoiceOut *wave)
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wave->hwo = NULL;
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}
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static void CALLBACK winwave_callback (
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static void CALLBACK winwave_callback_out (
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HWAVEOUT hwo,
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UINT msg,
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DWORD_PTR dwInstance,
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@ -130,8 +147,7 @@ static void CALLBACK winwave_callback (
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LeaveCriticalSection (&wave->crit_sect);
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if (wave->hw.poll_mode) {
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if (!SetEvent (wave->event)) {
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AUD_log (AUDIO_CAP, "SetEvent failed %lx\n",
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GetLastError ());
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dolog ("DAC SetEvent failed %lx\n", GetLastError ());
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}
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}
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}
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@ -143,7 +159,7 @@ static void CALLBACK winwave_callback (
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break;
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default:
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AUD_log (AUDIO_CAP, "unknown wave callback msg %x\n", msg);
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dolog ("unknown wave out callback msg %x\n", msg);
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}
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}
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@ -165,7 +181,7 @@ static int winwave_init_out (HWVoiceOut *hw, struct audsettings *as)
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}
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mr = waveOutOpen (&wave->hwo, WAVE_MAPPER, &wfx,
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(DWORD_PTR) winwave_callback,
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(DWORD_PTR) winwave_callback_out,
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(DWORD_PTR) wave, CALLBACK_FUNCTION);
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if (mr != MMSYSERR_NOERROR) {
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winwave_logerr (mr, "waveOutOpen");
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@ -198,7 +214,7 @@ static int winwave_init_out (HWVoiceOut *hw, struct audsettings *as)
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mr = waveOutPrepareHeader (wave->hwo, h, sizeof (*h));
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if (mr != MMSYSERR_NOERROR) {
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winwave_logerr (mr, "waveOutPrepareHeader(%d)", wave->curhdr);
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winwave_logerr (mr, "waveOutPrepareHeader(%d)", i);
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goto err4;
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}
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}
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@ -238,7 +254,7 @@ static int winwave_run_out (HWVoiceOut *hw, int live)
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doreset = hw->poll_mode && (wave->pending >= conf.dac_samples);
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if (doreset && !ResetEvent (wave->event)) {
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AUD_log (AUDIO_CAP, "ResetEvent failed %lx\n", GetLastError ());
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dolog ("DAC ResetEvent failed %lx\n", GetLastError ());
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}
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while (wave->pending >= conf.dac_samples) {
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@ -259,10 +275,10 @@ static int winwave_run_out (HWVoiceOut *hw, int live)
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return decr;
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}
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static void winwave_poll_out (void *opaque)
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static void winwave_poll (void *opaque)
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{
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(void) opaque;
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audio_run ("winwave_poll_out");
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audio_run ("winwave_poll");
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}
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static void winwave_fini_out (HWVoiceOut *hw)
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@ -287,9 +303,9 @@ static void winwave_fini_out (HWVoiceOut *hw)
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winwave_anal_close_out (wave);
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if (wave->event) {
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qemu_del_wait_object (wave->event, winwave_poll_out, wave);
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qemu_del_wait_object (wave->event, winwave_poll, wave);
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if (!CloseHandle (wave->event)) {
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AUD_log (AUDIO_CAP, "CloseHandle failed %lx\n", GetLastError ());
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dolog ("DAC CloseHandle failed %lx\n", GetLastError ());
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}
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wave->event = NULL;
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}
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@ -319,8 +335,7 @@ static int winwave_ctl_out (HWVoiceOut *hw, int cmd, ...)
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if (poll_mode && !wave->event) {
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wave->event = CreateEvent (NULL, TRUE, TRUE, NULL);
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if (!wave->event) {
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AUD_log (AUDIO_CAP,
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"CreateEvent: %lx, poll mode will be disabled\n",
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dolog ("DAC CreateEvent: %lx, poll mode will be disabled\n",
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GetLastError ());
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}
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}
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@ -328,8 +343,7 @@ static int winwave_ctl_out (HWVoiceOut *hw, int cmd, ...)
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if (wave->event) {
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int ret;
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ret = qemu_add_wait_object (wave->event, winwave_poll_out,
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wave);
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ret = qemu_add_wait_object (wave->event, winwave_poll, wave);
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hw->poll_mode = (ret == 0);
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}
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else {
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@ -356,13 +370,294 @@ static int winwave_ctl_out (HWVoiceOut *hw, int cmd, ...)
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}
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}
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if (wave->event) {
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qemu_del_wait_object (wave->event, winwave_poll_out, wave);
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qemu_del_wait_object (wave->event, winwave_poll, wave);
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}
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return 0;
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}
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return -1;
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}
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static void winwave_anal_close_in (WaveVoiceIn *wave)
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{
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MMRESULT mr;
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mr = waveInClose (wave->hwi);
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if (mr != MMSYSERR_NOERROR) {
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winwave_logerr (mr, "waveInClose");
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}
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wave->hwi = NULL;
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}
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static void CALLBACK winwave_callback_in (
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HWAVEIN *hwi,
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UINT msg,
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DWORD_PTR dwInstance,
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DWORD_PTR dwParam1,
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DWORD_PTR dwParam2
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)
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{
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WaveVoiceIn *wave = (WaveVoiceIn *) dwInstance;
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switch (msg) {
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case WIM_DATA:
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{
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WAVEHDR *h = (WAVEHDR *) dwParam1;
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if (!h->dwUser) {
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h->dwUser = 1;
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EnterCriticalSection (&wave->crit_sect);
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{
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wave->avail += conf.adc_samples;
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}
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LeaveCriticalSection (&wave->crit_sect);
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if (wave->hw.poll_mode) {
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if (!SetEvent (wave->event)) {
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dolog ("ADC SetEvent failed %lx\n", GetLastError ());
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}
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}
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}
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}
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break;
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case WIM_CLOSE:
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case WIM_OPEN:
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break;
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default:
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dolog ("unknown wave in callback msg %x\n", msg);
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}
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}
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static void winwave_add_buffers (WaveVoiceIn *wave, int samples)
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{
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int doreset;
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doreset = wave->hw.poll_mode && (samples >= conf.adc_samples);
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if (doreset && !ResetEvent (wave->event)) {
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dolog ("ADC ResetEvent failed %lx\n", GetLastError ());
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}
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while (samples >= conf.adc_samples) {
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MMRESULT mr;
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WAVEHDR *h = &wave->hdrs[wave->curhdr];
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h->dwUser = 0;
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mr = waveInAddBuffer (wave->hwi, h, sizeof (*h));
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if (mr != MMSYSERR_NOERROR) {
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winwave_logerr (mr, "waveInAddBuffer(%d)", wave->curhdr);
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}
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wave->curhdr = (wave->curhdr + 1) % conf.adc_headers;
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samples -= conf.adc_samples;
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}
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}
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static int winwave_init_in (HWVoiceIn *hw, struct audsettings *as)
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{
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int i;
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int err;
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MMRESULT mr;
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WAVEFORMATEX wfx;
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WaveVoiceIn *wave;
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wave = (WaveVoiceIn *) hw;
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InitializeCriticalSection (&wave->crit_sect);
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err = waveformat_from_audio_settings (&wfx, as);
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if (err) {
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goto err0;
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}
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mr = waveInOpen (&wave->hwi, WAVE_MAPPER, &wfx,
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(DWORD_PTR) winwave_callback_in,
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(DWORD_PTR) wave, CALLBACK_FUNCTION);
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if (mr != MMSYSERR_NOERROR) {
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winwave_logerr (mr, "waveInOpen");
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goto err1;
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}
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wave->hdrs = audio_calloc (AUDIO_FUNC, conf.dac_headers,
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sizeof (*wave->hdrs));
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if (!wave->hdrs) {
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goto err2;
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}
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audio_pcm_init_info (&hw->info, as);
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hw->samples = conf.adc_samples * conf.adc_headers;
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wave->avail = 0;
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wave->pcm_buf = audio_calloc (AUDIO_FUNC, conf.adc_samples,
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conf.adc_headers << hw->info.shift);
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if (!wave->pcm_buf) {
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goto err3;
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}
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for (i = 0; i < conf.adc_headers; ++i) {
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WAVEHDR *h = &wave->hdrs[i];
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h->dwUser = 0;
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h->dwBufferLength = conf.adc_samples << hw->info.shift;
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h->lpData = advance (wave->pcm_buf, i * h->dwBufferLength);
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h->dwFlags = 0;
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mr = waveInPrepareHeader (wave->hwi, h, sizeof (*h));
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if (mr != MMSYSERR_NOERROR) {
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winwave_logerr (mr, "waveInPrepareHeader(%d)", i);
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goto err4;
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}
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}
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wave->paused = 1;
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winwave_add_buffers (wave, hw->samples);
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return 0;
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err4:
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qemu_free (wave->pcm_buf);
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err3:
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qemu_free (wave->hdrs);
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err2:
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winwave_anal_close_in (wave);
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err1:
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err0:
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return -1;
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}
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static void winwave_fini_in (HWVoiceIn *hw)
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{
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int i;
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MMRESULT mr;
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WaveVoiceIn *wave = (WaveVoiceIn *) hw;
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mr = waveInReset (wave->hwi);
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if (mr != MMSYSERR_NOERROR) {
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winwave_logerr (mr, "waveInReset");
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}
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for (i = 0; i < conf.adc_headers; ++i) {
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mr = waveInUnprepareHeader (wave->hwi, &wave->hdrs[i],
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sizeof (wave->hdrs[i]));
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if (mr != MMSYSERR_NOERROR) {
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winwave_logerr (mr, "waveInUnprepareHeader(%d)", i);
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}
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}
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winwave_anal_close_in (wave);
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if (wave->event) {
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qemu_del_wait_object (wave->event, winwave_poll, wave);
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if (!CloseHandle (wave->event)) {
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dolog ("ADC CloseHandle failed %lx\n", GetLastError ());
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}
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wave->event = NULL;
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}
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qemu_free (wave->pcm_buf);
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wave->pcm_buf = NULL;
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qemu_free (wave->hdrs);
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wave->hdrs = NULL;
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}
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static int winwave_run_in (HWVoiceIn *hw)
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{
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WaveVoiceIn *wave = (WaveVoiceIn *) hw;
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int live = audio_pcm_hw_get_live_in (hw);
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int dead = hw->samples - live;
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int decr, ret;
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if (!dead) {
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return 0;
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}
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EnterCriticalSection (&wave->crit_sect);
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{
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decr = audio_MIN (dead, wave->avail);
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wave->avail -= decr;
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}
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LeaveCriticalSection (&wave->crit_sect);
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ret = decr;
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while (decr) {
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int left = hw->samples - hw->wpos;
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int conv = audio_MIN (left, decr);
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hw->conv (hw->conv_buf + hw->wpos,
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advance (wave->pcm_buf, wave->rpos << hw->info.shift),
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conv,
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&nominal_volume);
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wave->rpos = (wave->rpos + conv) % hw->samples;
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hw->wpos = (hw->wpos + conv) % hw->samples;
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decr -= conv;
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}
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winwave_add_buffers (wave, ret);
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return ret;
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}
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static int winwave_read (SWVoiceIn *sw, void *buf, int size)
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{
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return audio_pcm_sw_read (sw, buf, size);
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}
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static int winwave_ctl_in (HWVoiceIn *hw, int cmd, ...)
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{
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MMRESULT mr;
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WaveVoiceIn *wave = (WaveVoiceIn *) hw;
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switch (cmd) {
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case VOICE_ENABLE:
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{
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va_list ap;
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int poll_mode;
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va_start (ap, cmd);
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poll_mode = va_arg (ap, int);
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va_end (ap);
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if (poll_mode && !wave->event) {
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wave->event = CreateEvent (NULL, TRUE, TRUE, NULL);
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if (!wave->event) {
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dolog ("ADC CreateEvent: %lx, poll mode will be disabled\n",
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GetLastError ());
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}
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}
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if (wave->event) {
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int ret;
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ret = qemu_add_wait_object (wave->event, winwave_poll, wave);
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hw->poll_mode = (ret == 0);
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}
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else {
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hw->poll_mode = 0;
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}
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if (wave->paused) {
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mr = waveInStart (wave->hwi);
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if (mr != MMSYSERR_NOERROR) {
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winwave_logerr (mr, "waveInStart");
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}
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wave->paused = 0;
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}
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}
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return 0;
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case VOICE_DISABLE:
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if (!wave->paused) {
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mr = waveInStop (wave->hwi);
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if (mr != MMSYSERR_NOERROR) {
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winwave_logerr (mr, "waveInStop");
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}
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else {
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wave->paused = 1;
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}
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}
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if (wave->event) {
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qemu_del_wait_object (wave->event, winwave_poll, wave);
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}
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return 0;
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}
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return 0;
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}
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static void *winwave_audio_init (void)
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{
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return &conf;
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@ -386,6 +681,18 @@ static struct audio_option winwave_options[] = {
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.valp = &conf.dac_samples,
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.descr = "DAC number of samples per header",
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},
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{
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.name = "ADC_HEADERS",
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.tag = AUD_OPT_INT,
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.valp = &conf.adc_headers,
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.descr = "ADC number of headers",
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},
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{
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.name = "ADC_SAMPLES",
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.tag = AUD_OPT_INT,
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.valp = &conf.adc_samples,
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.descr = "ADC number of samples per header",
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},
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{ /* End of list */ }
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};
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@ -394,7 +701,12 @@ static struct audio_pcm_ops winwave_pcm_ops = {
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.fini_out = winwave_fini_out,
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.run_out = winwave_run_out,
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.write = winwave_write,
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.ctl_out = winwave_ctl_out
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.ctl_out = winwave_ctl_out,
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.init_in = winwave_init_in,
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.fini_in = winwave_fini_in,
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.run_in = winwave_run_in,
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.read = winwave_read,
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.ctl_in = winwave_ctl_in
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};
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struct audio_driver winwave_audio_driver = {
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@ -406,7 +718,7 @@ struct audio_driver winwave_audio_driver = {
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.pcm_ops = &winwave_pcm_ops,
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.can_be_default = 1,
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.max_voices_out = INT_MAX,
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.max_voices_in = 0,
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.max_voices_in = INT_MAX,
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.voice_size_out = sizeof (WaveVoiceOut),
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.voice_size_in = 0
|
||||
.voice_size_in = sizeof (WaveVoiceIn)
|
||||
};
|
||||
|
|
Loading…
Reference in a new issue