From 4a3b8b344495cd7e7419604fbf51d8efd088c210 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?K=C5=91v=C3=A1g=C3=B3=2C=20Zolt=C3=A1n?= Date: Fri, 8 Mar 2019 23:34:18 +0100 Subject: [PATCH] dsoundaudio: port to -audiodev config MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Kővágó, Zoltán Message-id: f25562cb88246b41c3e6380685a108fd341d5b50.1552083282.git.DirtY.iCE.hu@gmail.com Signed-off-by: Gerd Hoffmann --- audio/audio_legacy.c | 43 ++++++++++++++++++++++++++++++ audio/dsound_template.h | 6 ++--- audio/dsoundaudio.c | 59 ++++++++++++----------------------------- 3 files changed, 63 insertions(+), 45 deletions(-) diff --git a/audio/audio_legacy.c b/audio/audio_legacy.c index 5f557a2de9..bf326bd360 100644 --- a/audio/audio_legacy.c +++ b/audio/audio_legacy.c @@ -120,6 +120,30 @@ static void get_frames_to_usecs(const char *env, uint32_t *dst, bool *has_dst, } } +static uint32_t samples_to_usecs(uint32_t samples, + AudiodevPerDirectionOptions *pdo) +{ + uint32_t channels = pdo->has_channels ? pdo->channels : 2; + return frames_to_usecs(samples / channels, pdo); +} + +static uint32_t bytes_to_usecs(uint32_t bytes, AudiodevPerDirectionOptions *pdo) +{ + AudioFormat fmt = pdo->has_format ? pdo->format : AUDIO_FORMAT_S16; + uint32_t bytes_per_sample = audioformat_bytes_per_sample(fmt); + return samples_to_usecs(bytes / bytes_per_sample, pdo); +} + +static void get_bytes_to_usecs(const char *env, uint32_t *dst, bool *has_dst, + AudiodevPerDirectionOptions *pdo) +{ + const char *val = getenv(env); + if (val) { + *dst = bytes_to_usecs(toui32(val), pdo); + *has_dst = true; + } +} + /* backend specific functions */ /* ALSA */ static void handle_alsa_per_direction( @@ -180,6 +204,21 @@ static void handle_coreaudio(Audiodev *dev) &dev->u.coreaudio.out->has_buffer_count); } +/* dsound */ +static void handle_dsound(Audiodev *dev) +{ + get_millis_to_usecs("QEMU_DSOUND_LATENCY_MILLIS", + &dev->u.dsound.latency, &dev->u.dsound.has_latency); + get_bytes_to_usecs("QEMU_DSOUND_BUFSIZE_OUT", + &dev->u.dsound.out->buffer_length, + &dev->u.dsound.out->has_buffer_length, + dev->u.dsound.out); + get_bytes_to_usecs("QEMU_DSOUND_BUFSIZE_IN", + &dev->u.dsound.in->buffer_length, + &dev->u.dsound.in->has_buffer_length, + dev->u.dsound.in); +} + /* general */ static void handle_per_direction( AudiodevPerDirectionOptions *pdo, const char *prefix) @@ -229,6 +268,10 @@ static AudiodevListEntry *legacy_opt(const char *drvname) handle_coreaudio(e->dev); break; + case AUDIODEV_DRIVER_DSOUND: + handle_dsound(e->dev); + break; + default: break; } diff --git a/audio/dsound_template.h b/audio/dsound_template.h index b439f33f58..8ece870c9e 100644 --- a/audio/dsound_template.h +++ b/audio/dsound_template.h @@ -167,17 +167,18 @@ static int dsound_init_out(HWVoiceOut *hw, struct audsettings *as, dsound *s = drv_opaque; WAVEFORMATEX wfx; struct audsettings obt_as; - DSoundConf *conf = &s->conf; #ifdef DSBTYPE_IN const char *typ = "ADC"; DSoundVoiceIn *ds = (DSoundVoiceIn *) hw; DSCBUFFERDESC bd; DSCBCAPS bc; + AudiodevPerDirectionOptions *pdo = s->dev->u.dsound.in; #else const char *typ = "DAC"; DSoundVoiceOut *ds = (DSoundVoiceOut *) hw; DSBUFFERDESC bd; DSBCAPS bc; + AudiodevPerDirectionOptions *pdo = s->dev->u.dsound.out; #endif if (!s->FIELD2) { @@ -193,8 +194,8 @@ static int dsound_init_out(HWVoiceOut *hw, struct audsettings *as, memset (&bd, 0, sizeof (bd)); bd.dwSize = sizeof (bd); bd.lpwfxFormat = &wfx; + bd.dwBufferBytes = audio_buffer_bytes(pdo, as, 92880); #ifdef DSBTYPE_IN - bd.dwBufferBytes = conf->bufsize_in; hr = IDirectSoundCapture_CreateCaptureBuffer ( s->dsound_capture, &bd, @@ -203,7 +204,6 @@ static int dsound_init_out(HWVoiceOut *hw, struct audsettings *as, ); #else bd.dwFlags = DSBCAPS_STICKYFOCUS | DSBCAPS_GETCURRENTPOSITION2; - bd.dwBufferBytes = conf->bufsize_out; hr = IDirectSound_CreateSoundBuffer ( s->dsound, &bd, diff --git a/audio/dsoundaudio.c b/audio/dsoundaudio.c index 02fe777cba..a7d04b5033 100644 --- a/audio/dsoundaudio.c +++ b/audio/dsoundaudio.c @@ -32,6 +32,7 @@ #define AUDIO_CAP "dsound" #include "audio_int.h" +#include "qemu/host-utils.h" #include #include @@ -42,17 +43,11 @@ /* #define DEBUG_DSOUND */ -typedef struct { - int bufsize_in; - int bufsize_out; - int latency_millis; -} DSoundConf; - typedef struct { LPDIRECTSOUND dsound; LPDIRECTSOUNDCAPTURE dsound_capture; struct audsettings settings; - DSoundConf conf; + Audiodev *dev; } dsound; typedef struct { @@ -248,9 +243,9 @@ static void GCC_FMT_ATTR (3, 4) dsound_logerr2 ( dsound_log_hresult (hr); } -static DWORD millis_to_bytes (struct audio_pcm_info *info, DWORD millis) +static uint64_t usecs_to_bytes(struct audio_pcm_info *info, uint32_t usecs) { - return (millis * info->bytes_per_second) / 1000; + return muldiv64(usecs, info->bytes_per_second, 1000000); } #ifdef DEBUG_DSOUND @@ -478,7 +473,7 @@ static int dsound_run_out (HWVoiceOut *hw, int live) LPVOID p1, p2; int bufsize; dsound *s = ds->s; - DSoundConf *conf = &s->conf; + AudiodevDsoundOptions *dso = &s->dev->u.dsound; if (!dsb) { dolog ("Attempt to run empty with playback buffer\n"); @@ -501,14 +496,14 @@ static int dsound_run_out (HWVoiceOut *hw, int live) len = live << hwshift; if (ds->first_time) { - if (conf->latency_millis) { + if (dso->latency) { DWORD cur_blat; cur_blat = audio_ring_dist (wpos, ppos, bufsize); ds->first_time = 0; old_pos = wpos; old_pos += - millis_to_bytes (&hw->info, conf->latency_millis) - cur_blat; + usecs_to_bytes(&hw->info, dso->latency) - cur_blat; old_pos %= bufsize; old_pos &= ~hw->info.align; } @@ -747,12 +742,6 @@ static int dsound_run_in (HWVoiceIn *hw) return decr; } -static DSoundConf glob_conf = { - .bufsize_in = 16384, - .bufsize_out = 16384, - .latency_millis = 10 -}; - static void dsound_audio_fini (void *opaque) { HRESULT hr; @@ -788,8 +777,17 @@ static void *dsound_audio_init(Audiodev *dev) int err; HRESULT hr; dsound *s = g_malloc0(sizeof(dsound)); + AudiodevDsoundOptions *dso; + + assert(dev->driver == AUDIODEV_DRIVER_DSOUND); + s->dev = dev; + dso = &dev->u.dsound; + + if (!dso->has_latency) { + dso->has_latency = true; + dso->latency = 10000; /* 10 ms */ + } - s->conf = glob_conf; hr = CoInitialize (NULL); if (FAILED (hr)) { dsound_logerr (hr, "Could not initialize COM\n"); @@ -854,28 +852,6 @@ static void *dsound_audio_init(Audiodev *dev) return s; } -static struct audio_option dsound_options[] = { - { - .name = "LATENCY_MILLIS", - .tag = AUD_OPT_INT, - .valp = &glob_conf.latency_millis, - .descr = "(undocumented)" - }, - { - .name = "BUFSIZE_OUT", - .tag = AUD_OPT_INT, - .valp = &glob_conf.bufsize_out, - .descr = "(undocumented)" - }, - { - .name = "BUFSIZE_IN", - .tag = AUD_OPT_INT, - .valp = &glob_conf.bufsize_in, - .descr = "(undocumented)" - }, - { /* End of list */ } -}; - static struct audio_pcm_ops dsound_pcm_ops = { .init_out = dsound_init_out, .fini_out = dsound_fini_out, @@ -893,7 +869,6 @@ static struct audio_pcm_ops dsound_pcm_ops = { static struct audio_driver dsound_audio_driver = { .name = "dsound", .descr = "DirectSound http://wikipedia.org/wiki/DirectSound", - .options = dsound_options, .init = dsound_audio_init, .fini = dsound_audio_fini, .pcm_ops = &dsound_pcm_ops,