diff options
author | 2017-04-25 03:31:15 -0700 | |
---|---|---|
committer | 2017-05-22 06:48:08 +0000 | |
commit | bb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch) | |
tree | ca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/audio/paaudio.c | |
parent | a14b48d18a9ed03ec191cf16b162206998a895ce (diff) |
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to
kvmfornfv repo and make use of the updated latest qemu for the
execution of all testcase
Change-Id: I1280af507a857675c7f81d30c95255635667bdd7
Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/audio/paaudio.c')
-rw-r--r-- | qemu/audio/paaudio.c | 954 |
1 files changed, 0 insertions, 954 deletions
diff --git a/qemu/audio/paaudio.c b/qemu/audio/paaudio.c deleted file mode 100644 index 57678e72e..000000000 --- a/qemu/audio/paaudio.c +++ /dev/null @@ -1,954 +0,0 @@ -/* public domain */ -#include "qemu/osdep.h" -#include "qemu-common.h" -#include "audio.h" - -#include <pulse/pulseaudio.h> - -#define AUDIO_CAP "pulseaudio" -#include "audio_int.h" -#include "audio_pt_int.h" - -typedef struct { - int samples; - char *server; - char *sink; - char *source; -} PAConf; - -typedef struct { - PAConf conf; - pa_threaded_mainloop *mainloop; - pa_context *context; -} paaudio; - -typedef struct { - HWVoiceOut hw; - int done; - int live; - int decr; - int rpos; - pa_stream *stream; - void *pcm_buf; - struct audio_pt pt; - paaudio *g; -} PAVoiceOut; - -typedef struct { - HWVoiceIn hw; - int done; - int dead; - int incr; - int wpos; - pa_stream *stream; - void *pcm_buf; - struct audio_pt pt; - const void *read_data; - size_t read_index, read_length; - paaudio *g; -} PAVoiceIn; - -static void qpa_audio_fini(void *opaque); - -static void GCC_FMT_ATTR (2, 3) qpa_logerr (int err, const char *fmt, ...) -{ - va_list ap; - - va_start (ap, fmt); - AUD_vlog (AUDIO_CAP, fmt, ap); - va_end (ap); - - AUD_log (AUDIO_CAP, "Reason: %s\n", pa_strerror (err)); -} - -#ifndef PA_CONTEXT_IS_GOOD -static inline int PA_CONTEXT_IS_GOOD(pa_context_state_t x) -{ - return - x == PA_CONTEXT_CONNECTING || - x == PA_CONTEXT_AUTHORIZING || - x == PA_CONTEXT_SETTING_NAME || - x == PA_CONTEXT_READY; -} -#endif - -#ifndef PA_STREAM_IS_GOOD -static inline int PA_STREAM_IS_GOOD(pa_stream_state_t x) -{ - return - x == PA_STREAM_CREATING || - x == PA_STREAM_READY; -} -#endif - -#define CHECK_SUCCESS_GOTO(c, rerror, expression, label) \ - do { \ - if (!(expression)) { \ - if (rerror) { \ - *(rerror) = pa_context_errno ((c)->context); \ - } \ - goto label; \ - } \ - } while (0); - -#define CHECK_DEAD_GOTO(c, stream, rerror, label) \ - do { \ - if (!(c)->context || !PA_CONTEXT_IS_GOOD (pa_context_get_state((c)->context)) || \ - !(stream) || !PA_STREAM_IS_GOOD (pa_stream_get_state ((stream)))) { \ - if (((c)->context && pa_context_get_state ((c)->context) == PA_CONTEXT_FAILED) || \ - ((stream) && pa_stream_get_state ((stream)) == PA_STREAM_FAILED)) { \ - if (rerror) { \ - *(rerror) = pa_context_errno ((c)->context); \ - } \ - } else { \ - if (rerror) { \ - *(rerror) = PA_ERR_BADSTATE; \ - } \ - } \ - goto label; \ - } \ - } while (0); - -static int qpa_simple_read (PAVoiceIn *p, void *data, size_t length, int *rerror) -{ - paaudio *g = p->g; - - pa_threaded_mainloop_lock (g->mainloop); - - CHECK_DEAD_GOTO (g, p->stream, rerror, unlock_and_fail); - - while (length > 0) { - size_t l; - - while (!p->read_data) { - int r; - - r = pa_stream_peek (p->stream, &p->read_data, &p->read_length); - CHECK_SUCCESS_GOTO (g, rerror, r == 0, unlock_and_fail); - - if (!p->read_data) { - pa_threaded_mainloop_wait (g->mainloop); - CHECK_DEAD_GOTO (g, p->stream, rerror, unlock_and_fail); - } else { - p->read_index = 0; - } - } - - l = p->read_length < length ? p->read_length : length; - memcpy (data, (const uint8_t *) p->read_data+p->read_index, l); - - data = (uint8_t *) data + l; - length -= l; - - p->read_index += l; - p->read_length -= l; - - if (!p->read_length) { - int r; - - r = pa_stream_drop (p->stream); - p->read_data = NULL; - p->read_length = 0; - p->read_index = 0; - - CHECK_SUCCESS_GOTO (g, rerror, r == 0, unlock_and_fail); - } - } - - pa_threaded_mainloop_unlock (g->mainloop); - return 0; - -unlock_and_fail: - pa_threaded_mainloop_unlock (g->mainloop); - return -1; -} - -static int qpa_simple_write (PAVoiceOut *p, const void *data, size_t length, int *rerror) -{ - paaudio *g = p->g; - - pa_threaded_mainloop_lock (g->mainloop); - - CHECK_DEAD_GOTO (g, p->stream, rerror, unlock_and_fail); - - while (length > 0) { - size_t l; - int r; - - while (!(l = pa_stream_writable_size (p->stream))) { - pa_threaded_mainloop_wait (g->mainloop); - CHECK_DEAD_GOTO (g, p->stream, rerror, unlock_and_fail); - } - - CHECK_SUCCESS_GOTO (g, rerror, l != (size_t) -1, unlock_and_fail); - - if (l > length) { - l = length; - } - - r = pa_stream_write (p->stream, data, l, NULL, 0LL, PA_SEEK_RELATIVE); - CHECK_SUCCESS_GOTO (g, rerror, r >= 0, unlock_and_fail); - - data = (const uint8_t *) data + l; - length -= l; - } - - pa_threaded_mainloop_unlock (g->mainloop); - return 0; - -unlock_and_fail: - pa_threaded_mainloop_unlock (g->mainloop); - return -1; -} - -static void *qpa_thread_out (void *arg) -{ - PAVoiceOut *pa = arg; - HWVoiceOut *hw = &pa->hw; - - if (audio_pt_lock (&pa->pt, AUDIO_FUNC)) { - return NULL; - } - - for (;;) { - int decr, to_mix, rpos; - - for (;;) { - if (pa->done) { - goto exit; - } - - if (pa->live > 0) { - break; - } - - if (audio_pt_wait (&pa->pt, AUDIO_FUNC)) { - goto exit; - } - } - - decr = to_mix = audio_MIN (pa->live, pa->g->conf.samples >> 2); - rpos = pa->rpos; - - if (audio_pt_unlock (&pa->pt, AUDIO_FUNC)) { - return NULL; - } - - while (to_mix) { - int error; - int chunk = audio_MIN (to_mix, hw->samples - rpos); - struct st_sample *src = hw->mix_buf + rpos; - - hw->clip (pa->pcm_buf, src, chunk); - - if (qpa_simple_write (pa, pa->pcm_buf, - chunk << hw->info.shift, &error) < 0) { - qpa_logerr (error, "pa_simple_write failed\n"); - return NULL; - } - - rpos = (rpos + chunk) % hw->samples; - to_mix -= chunk; - } - - if (audio_pt_lock (&pa->pt, AUDIO_FUNC)) { - return NULL; - } - - pa->rpos = rpos; - pa->live -= decr; - pa->decr += decr; - } - - exit: - audio_pt_unlock (&pa->pt, AUDIO_FUNC); - return NULL; -} - -static int qpa_run_out (HWVoiceOut *hw, int live) -{ - int decr; - PAVoiceOut *pa = (PAVoiceOut *) hw; - - if (audio_pt_lock (&pa->pt, AUDIO_FUNC)) { - return 0; - } - - decr = audio_MIN (live, pa->decr); - pa->decr -= decr; - pa->live = live - decr; - hw->rpos = pa->rpos; - if (pa->live > 0) { - audio_pt_unlock_and_signal (&pa->pt, AUDIO_FUNC); - } - else { - audio_pt_unlock (&pa->pt, AUDIO_FUNC); - } - return decr; -} - -static int qpa_write (SWVoiceOut *sw, void *buf, int len) -{ - return audio_pcm_sw_write (sw, buf, len); -} - -/* capture */ -static void *qpa_thread_in (void *arg) -{ - PAVoiceIn *pa = arg; - HWVoiceIn *hw = &pa->hw; - - if (audio_pt_lock (&pa->pt, AUDIO_FUNC)) { - return NULL; - } - - for (;;) { - int incr, to_grab, wpos; - - for (;;) { - if (pa->done) { - goto exit; - } - - if (pa->dead > 0) { - break; - } - - if (audio_pt_wait (&pa->pt, AUDIO_FUNC)) { - goto exit; - } - } - - incr = to_grab = audio_MIN (pa->dead, pa->g->conf.samples >> 2); - wpos = pa->wpos; - - if (audio_pt_unlock (&pa->pt, AUDIO_FUNC)) { - return NULL; - } - - while (to_grab) { - int error; - int chunk = audio_MIN (to_grab, hw->samples - wpos); - void *buf = advance (pa->pcm_buf, wpos); - - if (qpa_simple_read (pa, buf, - chunk << hw->info.shift, &error) < 0) { - qpa_logerr (error, "pa_simple_read failed\n"); - return NULL; - } - - hw->conv (hw->conv_buf + wpos, buf, chunk); - wpos = (wpos + chunk) % hw->samples; - to_grab -= chunk; - } - - if (audio_pt_lock (&pa->pt, AUDIO_FUNC)) { - return NULL; - } - - pa->wpos = wpos; - pa->dead -= incr; - pa->incr += incr; - } - - exit: - audio_pt_unlock (&pa->pt, AUDIO_FUNC); - return NULL; -} - -static int qpa_run_in (HWVoiceIn *hw) -{ - int live, incr, dead; - PAVoiceIn *pa = (PAVoiceIn *) hw; - - if (audio_pt_lock (&pa->pt, AUDIO_FUNC)) { - return 0; - } - - live = audio_pcm_hw_get_live_in (hw); - dead = hw->samples - live; - incr = audio_MIN (dead, pa->incr); - pa->incr -= incr; - pa->dead = dead - incr; - hw->wpos = pa->wpos; - if (pa->dead > 0) { - audio_pt_unlock_and_signal (&pa->pt, AUDIO_FUNC); - } - else { - audio_pt_unlock (&pa->pt, AUDIO_FUNC); - } - return incr; -} - -static int qpa_read (SWVoiceIn *sw, void *buf, int len) -{ - return audio_pcm_sw_read (sw, buf, len); -} - -static pa_sample_format_t audfmt_to_pa (audfmt_e afmt, int endianness) -{ - int format; - - switch (afmt) { - case AUD_FMT_S8: - case AUD_FMT_U8: - format = PA_SAMPLE_U8; - break; - case AUD_FMT_S16: - case AUD_FMT_U16: - format = endianness ? PA_SAMPLE_S16BE : PA_SAMPLE_S16LE; - break; - case AUD_FMT_S32: - case AUD_FMT_U32: - format = endianness ? PA_SAMPLE_S32BE : PA_SAMPLE_S32LE; - break; - default: - dolog ("Internal logic error: Bad audio format %d\n", afmt); - format = PA_SAMPLE_U8; - break; - } - return format; -} - -static audfmt_e pa_to_audfmt (pa_sample_format_t fmt, int *endianness) -{ - switch (fmt) { - case PA_SAMPLE_U8: - return AUD_FMT_U8; - case PA_SAMPLE_S16BE: - *endianness = 1; - return AUD_FMT_S16; - case PA_SAMPLE_S16LE: - *endianness = 0; - return AUD_FMT_S16; - case PA_SAMPLE_S32BE: - *endianness = 1; - return AUD_FMT_S32; - case PA_SAMPLE_S32LE: - *endianness = 0; - return AUD_FMT_S32; - default: - dolog ("Internal logic error: Bad pa_sample_format %d\n", fmt); - return AUD_FMT_U8; - } -} - -static void context_state_cb (pa_context *c, void *userdata) -{ - paaudio *g = userdata; - - switch (pa_context_get_state(c)) { - case PA_CONTEXT_READY: - case PA_CONTEXT_TERMINATED: - case PA_CONTEXT_FAILED: - pa_threaded_mainloop_signal (g->mainloop, 0); - break; - - case PA_CONTEXT_UNCONNECTED: - case PA_CONTEXT_CONNECTING: - case PA_CONTEXT_AUTHORIZING: - case PA_CONTEXT_SETTING_NAME: - break; - } -} - -static void stream_state_cb (pa_stream *s, void * userdata) -{ - paaudio *g = userdata; - - switch (pa_stream_get_state (s)) { - - case PA_STREAM_READY: - case PA_STREAM_FAILED: - case PA_STREAM_TERMINATED: - pa_threaded_mainloop_signal (g->mainloop, 0); - break; - - case PA_STREAM_UNCONNECTED: - case PA_STREAM_CREATING: - break; - } -} - -static void stream_request_cb (pa_stream *s, size_t length, void *userdata) -{ - paaudio *g = userdata; - - pa_threaded_mainloop_signal (g->mainloop, 0); -} - -static pa_stream *qpa_simple_new ( - paaudio *g, - const char *name, - pa_stream_direction_t dir, - const char *dev, - const pa_sample_spec *ss, - const pa_channel_map *map, - const pa_buffer_attr *attr, - int *rerror) -{ - int r; - pa_stream *stream; - - pa_threaded_mainloop_lock (g->mainloop); - - stream = pa_stream_new (g->context, name, ss, map); - if (!stream) { - goto fail; - } - - pa_stream_set_state_callback (stream, stream_state_cb, g); - pa_stream_set_read_callback (stream, stream_request_cb, g); - pa_stream_set_write_callback (stream, stream_request_cb, g); - - if (dir == PA_STREAM_PLAYBACK) { - r = pa_stream_connect_playback (stream, dev, attr, - PA_STREAM_INTERPOLATE_TIMING -#ifdef PA_STREAM_ADJUST_LATENCY - |PA_STREAM_ADJUST_LATENCY -#endif - |PA_STREAM_AUTO_TIMING_UPDATE, NULL, NULL); - } else { - r = pa_stream_connect_record (stream, dev, attr, - PA_STREAM_INTERPOLATE_TIMING -#ifdef PA_STREAM_ADJUST_LATENCY - |PA_STREAM_ADJUST_LATENCY -#endif - |PA_STREAM_AUTO_TIMING_UPDATE); - } - - if (r < 0) { - goto fail; - } - - pa_threaded_mainloop_unlock (g->mainloop); - - return stream; - -fail: - pa_threaded_mainloop_unlock (g->mainloop); - - if (stream) { - pa_stream_unref (stream); - } - - *rerror = pa_context_errno (g->context); - - return NULL; -} - -static int qpa_init_out(HWVoiceOut *hw, struct audsettings *as, - void *drv_opaque) -{ - int error; - pa_sample_spec ss; - pa_buffer_attr ba; - struct audsettings obt_as = *as; - PAVoiceOut *pa = (PAVoiceOut *) hw; - paaudio *g = pa->g = drv_opaque; - - ss.format = audfmt_to_pa (as->fmt, as->endianness); - ss.channels = as->nchannels; - ss.rate = as->freq; - - /* - * qemu audio tick runs at 100 Hz (by default), so processing - * data chunks worth 10 ms of sound should be a good fit. - */ - ba.tlength = pa_usec_to_bytes (10 * 1000, &ss); - ba.minreq = pa_usec_to_bytes (5 * 1000, &ss); - ba.maxlength = -1; - ba.prebuf = -1; - - obt_as.fmt = pa_to_audfmt (ss.format, &obt_as.endianness); - - pa->stream = qpa_simple_new ( - g, - "qemu", - PA_STREAM_PLAYBACK, - g->conf.sink, - &ss, - NULL, /* channel map */ - &ba, /* buffering attributes */ - &error - ); - if (!pa->stream) { - qpa_logerr (error, "pa_simple_new for playback failed\n"); - goto fail1; - } - - audio_pcm_init_info (&hw->info, &obt_as); - hw->samples = g->conf.samples; - pa->pcm_buf = audio_calloc (AUDIO_FUNC, hw->samples, 1 << hw->info.shift); - pa->rpos = hw->rpos; - if (!pa->pcm_buf) { - dolog ("Could not allocate buffer (%d bytes)\n", - hw->samples << hw->info.shift); - goto fail2; - } - - if (audio_pt_init (&pa->pt, qpa_thread_out, hw, AUDIO_CAP, AUDIO_FUNC)) { - goto fail3; - } - - return 0; - - fail3: - g_free (pa->pcm_buf); - pa->pcm_buf = NULL; - fail2: - if (pa->stream) { - pa_stream_unref (pa->stream); - pa->stream = NULL; - } - fail1: - return -1; -} - -static int qpa_init_in(HWVoiceIn *hw, struct audsettings *as, void *drv_opaque) -{ - int error; - pa_sample_spec ss; - struct audsettings obt_as = *as; - PAVoiceIn *pa = (PAVoiceIn *) hw; - paaudio *g = pa->g = drv_opaque; - - ss.format = audfmt_to_pa (as->fmt, as->endianness); - ss.channels = as->nchannels; - ss.rate = as->freq; - - obt_as.fmt = pa_to_audfmt (ss.format, &obt_as.endianness); - - pa->stream = qpa_simple_new ( - g, - "qemu", - PA_STREAM_RECORD, - g->conf.source, - &ss, - NULL, /* channel map */ - NULL, /* buffering attributes */ - &error - ); - if (!pa->stream) { - qpa_logerr (error, "pa_simple_new for capture failed\n"); - goto fail1; - } - - audio_pcm_init_info (&hw->info, &obt_as); - hw->samples = g->conf.samples; - pa->pcm_buf = audio_calloc (AUDIO_FUNC, hw->samples, 1 << hw->info.shift); - pa->wpos = hw->wpos; - if (!pa->pcm_buf) { - dolog ("Could not allocate buffer (%d bytes)\n", - hw->samples << hw->info.shift); - goto fail2; - } - - if (audio_pt_init (&pa->pt, qpa_thread_in, hw, AUDIO_CAP, AUDIO_FUNC)) { - goto fail3; - } - - return 0; - - fail3: - g_free (pa->pcm_buf); - pa->pcm_buf = NULL; - fail2: - if (pa->stream) { - pa_stream_unref (pa->stream); - pa->stream = NULL; - } - fail1: - return -1; -} - -static void qpa_fini_out (HWVoiceOut *hw) -{ - void *ret; - PAVoiceOut *pa = (PAVoiceOut *) hw; - - audio_pt_lock (&pa->pt, AUDIO_FUNC); - pa->done = 1; - audio_pt_unlock_and_signal (&pa->pt, AUDIO_FUNC); - audio_pt_join (&pa->pt, &ret, AUDIO_FUNC); - - if (pa->stream) { - pa_stream_unref (pa->stream); - pa->stream = NULL; - } - - audio_pt_fini (&pa->pt, AUDIO_FUNC); - g_free (pa->pcm_buf); - pa->pcm_buf = NULL; -} - -static void qpa_fini_in (HWVoiceIn *hw) -{ - void *ret; - PAVoiceIn *pa = (PAVoiceIn *) hw; - - audio_pt_lock (&pa->pt, AUDIO_FUNC); - pa->done = 1; - audio_pt_unlock_and_signal (&pa->pt, AUDIO_FUNC); - audio_pt_join (&pa->pt, &ret, AUDIO_FUNC); - - if (pa->stream) { - pa_stream_unref (pa->stream); - pa->stream = NULL; - } - - audio_pt_fini (&pa->pt, AUDIO_FUNC); - g_free (pa->pcm_buf); - pa->pcm_buf = NULL; -} - -static int qpa_ctl_out (HWVoiceOut *hw, int cmd, ...) -{ - PAVoiceOut *pa = (PAVoiceOut *) hw; - pa_operation *op; - pa_cvolume v; - paaudio *g = pa->g; - -#ifdef PA_CHECK_VERSION /* macro is present in 0.9.16+ */ - pa_cvolume_init (&v); /* function is present in 0.9.13+ */ -#endif - - switch (cmd) { - case VOICE_VOLUME: - { - SWVoiceOut *sw; - va_list ap; - - va_start (ap, cmd); - sw = va_arg (ap, SWVoiceOut *); - va_end (ap); - - v.channels = 2; - v.values[0] = ((PA_VOLUME_NORM - PA_VOLUME_MUTED) * sw->vol.l) / UINT32_MAX; - v.values[1] = ((PA_VOLUME_NORM - PA_VOLUME_MUTED) * sw->vol.r) / UINT32_MAX; - - pa_threaded_mainloop_lock (g->mainloop); - - op = pa_context_set_sink_input_volume (g->context, - pa_stream_get_index (pa->stream), - &v, NULL, NULL); - if (!op) - qpa_logerr (pa_context_errno (g->context), - "set_sink_input_volume() failed\n"); - else - pa_operation_unref (op); - - op = pa_context_set_sink_input_mute (g->context, - pa_stream_get_index (pa->stream), - sw->vol.mute, NULL, NULL); - if (!op) { - qpa_logerr (pa_context_errno (g->context), - "set_sink_input_mute() failed\n"); - } else { - pa_operation_unref (op); - } - - pa_threaded_mainloop_unlock (g->mainloop); - } - } - return 0; -} - -static int qpa_ctl_in (HWVoiceIn *hw, int cmd, ...) -{ - PAVoiceIn *pa = (PAVoiceIn *) hw; - pa_operation *op; - pa_cvolume v; - paaudio *g = pa->g; - -#ifdef PA_CHECK_VERSION - pa_cvolume_init (&v); -#endif - - switch (cmd) { - case VOICE_VOLUME: - { - SWVoiceIn *sw; - va_list ap; - - va_start (ap, cmd); - sw = va_arg (ap, SWVoiceIn *); - va_end (ap); - - v.channels = 2; - v.values[0] = ((PA_VOLUME_NORM - PA_VOLUME_MUTED) * sw->vol.l) / UINT32_MAX; - v.values[1] = ((PA_VOLUME_NORM - PA_VOLUME_MUTED) * sw->vol.r) / UINT32_MAX; - - pa_threaded_mainloop_lock (g->mainloop); - - /* FIXME: use the upcoming "set_source_output_{volume,mute}" */ - op = pa_context_set_source_volume_by_index (g->context, - pa_stream_get_device_index (pa->stream), - &v, NULL, NULL); - if (!op) { - qpa_logerr (pa_context_errno (g->context), - "set_source_volume() failed\n"); - } else { - pa_operation_unref(op); - } - - op = pa_context_set_source_mute_by_index (g->context, - pa_stream_get_index (pa->stream), - sw->vol.mute, NULL, NULL); - if (!op) { - qpa_logerr (pa_context_errno (g->context), - "set_source_mute() failed\n"); - } else { - pa_operation_unref (op); - } - - pa_threaded_mainloop_unlock (g->mainloop); - } - } - return 0; -} - -/* common */ -static PAConf glob_conf = { - .samples = 4096, -}; - -static void *qpa_audio_init (void) -{ - paaudio *g = g_malloc(sizeof(paaudio)); - g->conf = glob_conf; - g->mainloop = NULL; - g->context = NULL; - - g->mainloop = pa_threaded_mainloop_new (); - if (!g->mainloop) { - goto fail; - } - - g->context = pa_context_new (pa_threaded_mainloop_get_api (g->mainloop), - g->conf.server); - if (!g->context) { - goto fail; - } - - pa_context_set_state_callback (g->context, context_state_cb, g); - - if (pa_context_connect (g->context, g->conf.server, 0, NULL) < 0) { - qpa_logerr (pa_context_errno (g->context), - "pa_context_connect() failed\n"); - goto fail; - } - - pa_threaded_mainloop_lock (g->mainloop); - - if (pa_threaded_mainloop_start (g->mainloop) < 0) { - goto unlock_and_fail; - } - - for (;;) { - pa_context_state_t state; - - state = pa_context_get_state (g->context); - - if (state == PA_CONTEXT_READY) { - break; - } - - if (!PA_CONTEXT_IS_GOOD (state)) { - qpa_logerr (pa_context_errno (g->context), - "Wrong context state\n"); - goto unlock_and_fail; - } - - /* Wait until the context is ready */ - pa_threaded_mainloop_wait (g->mainloop); - } - - pa_threaded_mainloop_unlock (g->mainloop); - - return g; - -unlock_and_fail: - pa_threaded_mainloop_unlock (g->mainloop); -fail: - AUD_log (AUDIO_CAP, "Failed to initialize PA context"); - qpa_audio_fini(g); - return NULL; -} - -static void qpa_audio_fini (void *opaque) -{ - paaudio *g = opaque; - - if (g->mainloop) { - pa_threaded_mainloop_stop (g->mainloop); - } - - if (g->context) { - pa_context_disconnect (g->context); - pa_context_unref (g->context); - } - - if (g->mainloop) { - pa_threaded_mainloop_free (g->mainloop); - } - - g_free(g); -} - -struct audio_option qpa_options[] = { - { - .name = "SAMPLES", - .tag = AUD_OPT_INT, - .valp = &glob_conf.samples, - .descr = "buffer size in samples" - }, - { - .name = "SERVER", - .tag = AUD_OPT_STR, - .valp = &glob_conf.server, - .descr = "server address" - }, - { - .name = "SINK", - .tag = AUD_OPT_STR, - .valp = &glob_conf.sink, - .descr = "sink device name" - }, - { - .name = "SOURCE", - .tag = AUD_OPT_STR, - .valp = &glob_conf.source, - .descr = "source device name" - }, - { /* End of list */ } -}; - -static struct audio_pcm_ops qpa_pcm_ops = { - .init_out = qpa_init_out, - .fini_out = qpa_fini_out, - .run_out = qpa_run_out, - .write = qpa_write, - .ctl_out = qpa_ctl_out, - - .init_in = qpa_init_in, - .fini_in = qpa_fini_in, - .run_in = qpa_run_in, - .read = qpa_read, - .ctl_in = qpa_ctl_in -}; - -struct audio_driver pa_audio_driver = { - .name = "pa", - .descr = "http://www.pulseaudio.org/", - .options = qpa_options, - .init = qpa_audio_init, - .fini = qpa_audio_fini, - .pcm_ops = &qpa_pcm_ops, - .can_be_default = 1, - .max_voices_out = INT_MAX, - .max_voices_in = INT_MAX, - .voice_size_out = sizeof (PAVoiceOut), - .voice_size_in = sizeof (PAVoiceIn), - .ctl_caps = VOICE_VOLUME_CAP -}; |