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Add SPDIF/HDMI ALSA devices and device descriptions to device search table

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This commit is contained in:
Lennart Poettering 2009-01-15 23:46:42 +01:00
parent 33c22b0102
commit 4d4956ea2f
5 changed files with 189 additions and 78 deletions
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147
src/modules/alsa/alsa-util.c
View file

@ -474,33 +474,81 @@ int pa_alsa_set_sw_params(snd_pcm_t *pcm, snd_pcm_uframes_t avail_min) {
struct device_info {
pa_channel_map map;
const char *alsa_name;
const char *description;
const char *name;
};
static const struct device_info device_table[] = {
{{ 2, { PA_CHANNEL_POSITION_LEFT, PA_CHANNEL_POSITION_RIGHT } }, "front" },
{{ 1, { PA_CHANNEL_POSITION_MONO }},
"hw",
"Analog Mono",
"analog-mono" },
{{ 2, { PA_CHANNEL_POSITION_LEFT, PA_CHANNEL_POSITION_RIGHT }},
"front",
"Analog Stereo",
"analog-stereo" },
{{ 2, { PA_CHANNEL_POSITION_LEFT, PA_CHANNEL_POSITION_RIGHT }},
"iec958",
"IEC958 Digital Stereo",
"iec958-stereo" },
{{ 2, { PA_CHANNEL_POSITION_LEFT, PA_CHANNEL_POSITION_RIGHT }},
"hdmi",
"HDMI Digital Stereo",
"hdmi-stereo"},
{{ 4, { PA_CHANNEL_POSITION_FRONT_LEFT, PA_CHANNEL_POSITION_FRONT_RIGHT,
PA_CHANNEL_POSITION_REAR_LEFT, PA_CHANNEL_POSITION_REAR_RIGHT }}, "surround40" },
PA_CHANNEL_POSITION_REAR_LEFT, PA_CHANNEL_POSITION_REAR_RIGHT }},
"surround40",
"Analog Surround 4.0",
"analog-surround-40" },
{{ 4, { PA_CHANNEL_POSITION_FRONT_LEFT, PA_CHANNEL_POSITION_FRONT_RIGHT,
PA_CHANNEL_POSITION_REAR_LEFT, PA_CHANNEL_POSITION_REAR_RIGHT }},
"a52",
"IEC958/AC3 Digital Surround 4.0",
"iec958-ac3-surround-40" },
{{ 5, { PA_CHANNEL_POSITION_FRONT_LEFT, PA_CHANNEL_POSITION_FRONT_RIGHT,
PA_CHANNEL_POSITION_REAR_LEFT, PA_CHANNEL_POSITION_REAR_RIGHT,
PA_CHANNEL_POSITION_LFE }}, "surround41" },
PA_CHANNEL_POSITION_LFE }},
"surround41",
"Analog Surround 4.1",
"analog-surround-41"},
{{ 5, { PA_CHANNEL_POSITION_FRONT_LEFT, PA_CHANNEL_POSITION_FRONT_RIGHT,
PA_CHANNEL_POSITION_REAR_LEFT, PA_CHANNEL_POSITION_REAR_RIGHT,
PA_CHANNEL_POSITION_CENTER }}, "surround50" },
PA_CHANNEL_POSITION_CENTER }},
"surround50",
"Analog Surround 5.0",
"analog-surround-50" },
{{ 6, { PA_CHANNEL_POSITION_FRONT_LEFT, PA_CHANNEL_POSITION_FRONT_RIGHT,
PA_CHANNEL_POSITION_REAR_LEFT, PA_CHANNEL_POSITION_REAR_RIGHT,
PA_CHANNEL_POSITION_CENTER, PA_CHANNEL_POSITION_LFE }}, "surround51" },
PA_CHANNEL_POSITION_CENTER, PA_CHANNEL_POSITION_LFE }},
"surround51",
"Analog Surround 5.1",
"analog-surround-51" },
{{ 6, { PA_CHANNEL_POSITION_FRONT_LEFT, PA_CHANNEL_POSITION_FRONT_CENTER,
PA_CHANNEL_POSITION_FRONT_RIGHT, PA_CHANNEL_POSITION_REAR_LEFT,
PA_CHANNEL_POSITION_REAR_RIGHT, PA_CHANNEL_POSITION_LFE}},
"a52",
"IEC958/AC3 Digital Surround 5.1",
"iec958-ac3-surround-51" },
{{ 8, { PA_CHANNEL_POSITION_FRONT_LEFT, PA_CHANNEL_POSITION_FRONT_RIGHT,
PA_CHANNEL_POSITION_REAR_LEFT, PA_CHANNEL_POSITION_REAR_RIGHT,
PA_CHANNEL_POSITION_CENTER, PA_CHANNEL_POSITION_LFE,
PA_CHANNEL_POSITION_SIDE_LEFT, PA_CHANNEL_POSITION_SIDE_RIGHT }} , "surround71" },
PA_CHANNEL_POSITION_SIDE_LEFT, PA_CHANNEL_POSITION_SIDE_RIGHT }},
"surround71",
"Analog Surround 7.1",
"analog-surround-71" },
{{ 0, { 0 }}, NULL }
{{ 0, { 0 }}, NULL, NULL, NULL }
};
static pa_bool_t channel_map_superset(const pa_channel_map *a, const pa_channel_map *b) {
@ -532,7 +580,9 @@ snd_pcm_t *pa_alsa_open_by_device_id(
snd_pcm_uframes_t *period_size,
snd_pcm_uframes_t tsched_size,
pa_bool_t *use_mmap,
pa_bool_t *use_tsched) {
pa_bool_t *use_tsched,
const char**config_description,
const char **config_name) {
int i;
int direction = 1;
@ -554,32 +604,15 @@ snd_pcm_t *pa_alsa_open_by_device_id(
* way, we iterate backwards, and check all devices that do not
* provide a superset of the requested channel map.*/
for (i = 0;; i += direction) {
i = 0;
for (;;) {
pa_sample_spec try_ss;
pa_bool_t reformat;
if (i < 0) {
pa_assert(direction == -1);
if ((direction > 0) == channel_map_superset(&device_table[i].map, map)) {
pa_log_debug("Checking for %s (%s)", device_table[i].name, device_table[i].alsa_name);
/* OK, so we iterated backwards, and now are at the
* beginning of our list. */
break;
} else if (!device_table[i].name) {
pa_assert(direction == 1);
/* OK, so we are at the end of our list. at iterated
* forwards. */
i--;
direction = -1;
}
if ((direction > 0) == !channel_map_superset(&device_table[i].map, map))
continue;
d = pa_sprintf_malloc("%s:%s", device_table[i].name, dev_id);
d = pa_sprintf_malloc("%s:%s", device_table[i].alsa_name, dev_id);
reformat = FALSE;
for (;;) {
@ -634,12 +667,61 @@ snd_pcm_t *pa_alsa_open_by_device_id(
*map = device_table[i].map;
pa_assert(map->channels == ss->channels);
*dev = d;
if (config_description)
*config_description = device_table[i].description;
if (config_name)
*config_name = device_table[i].name;
return pcm_handle;
}
pa_xfree(d);
}
if (direction > 0) {
if (!device_table[i+1].alsa_name) {
/* OK, so we are at the end of our list. Let's turn
* back. */
direction = -1;
} else {
/* We are not at the end of the list, so let's simply
* try the next entry */
i++;
}
}
if (direction < 0) {
if (device_table[i+1].alsa_name &&
device_table[i].map.channels == device_table[i+1].map.channels) {
/* OK, the next entry has the same number of channels,
* let's try it */
i++;
} else {
/* Hmm, so the next entry does not have the same
* number of channels, so let's go backwards until we
* find the next entry with a differnt number of
* channels */
for (i--; i >= 0; i--)
if (device_table[i].map.channels != device_table[i+1].map.channels)
break;
/* Hmm, there is no entry with a different number of
* entries, then we're done */
if (i < 0)
break;
/* OK, now lets find go back as long as we have the same number of channels */
for (; i > 0; i--)
if (device_table[i].map.channels != device_table[i-1].map.channels)
break;
}
}
}
/* OK, we didn't find any good device, so let's try the raw plughw: stuff */
d = pa_sprintf_malloc("hw:%s", dev_id);
@ -647,6 +729,11 @@ snd_pcm_t *pa_alsa_open_by_device_id(
pcm_handle = pa_alsa_open_by_device_string(d, dev, ss, map, mode, nfrags, period_size, tsched_size, use_mmap, use_tsched);
pa_xfree(d);
if (pcm_handle) {
*config_description = NULL;
*config_name = NULL;
}
return pcm_handle;
}

4
src/modules/alsa/alsa-util.h
View file

@ -64,7 +64,9 @@ snd_pcm_t *pa_alsa_open_by_device_id(
snd_pcm_uframes_t *period_size,
snd_pcm_uframes_t tsched_size,
pa_bool_t *use_mmap,
pa_bool_t *use_tsched);
pa_bool_t *use_tsched,
const char **config_name,
const char **config_description);
snd_pcm_t *pa_alsa_open_by_device_string(
const char *device,

11
src/modules/alsa/module-alsa-sink.c
View file

@ -1253,6 +1253,7 @@ int pa__init(pa_module*m) {
pa_bool_t use_mmap = TRUE, b, use_tsched = TRUE, d;
pa_usec_t usec;
pa_sink_new_data data;
const char *profile_description = NULL, *profile_name = NULL;
snd_pcm_info_alloca(&pcm_info);
@ -1338,7 +1339,7 @@ int pa__init(pa_module*m) {
&ss, &map,
SND_PCM_STREAM_PLAYBACK,
&nfrags, &period_frames, tsched_frames,
&b, &d)))
&b, &d, &profile_description, &profile_name)))
goto fail;
@ -1358,6 +1359,9 @@ int pa__init(pa_module*m) {
pa_assert(u->device_name);
pa_log_info("Successfully opened device %s.", u->device_name);
if (profile_description)
pa_log_info("Selected configuration '%s' (%s).", profile_description, profile_name);
if (use_mmap && !b) {
pa_log_info("Device doesn't support mmap(), falling back to UNIX read/write mode.");
u->use_mmap = use_mmap = FALSE;
@ -1441,6 +1445,11 @@ int pa__init(pa_module*m) {
pa_proplist_setf(data.proplist, PA_PROP_DEVICE_BUFFERING_FRAGMENT_SIZE, "%lu", (unsigned long) (period_frames * frame_size));
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_ACCESS_MODE, u->use_tsched ? "mmap+timer" : (u->use_mmap ? "mmap" : "serial"));
if (profile_name)
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_PROFILE_NAME, profile_name);
if (profile_description)
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_PROFILE_DESCRIPTION, profile_description);
u->sink = pa_sink_new(m->core, &data, PA_SINK_HARDWARE|PA_SINK_LATENCY);
pa_sink_new_data_done(&data);
pa_xfree(name_buf);

11
src/modules/alsa/module-alsa-source.c
View file

@ -1087,6 +1087,7 @@ int pa__init(pa_module*m) {
pa_bool_t namereg_fail;
pa_bool_t use_mmap = TRUE, b, use_tsched = TRUE, d;
pa_source_new_data data;
const char *profile_description = NULL, *profile_name = NULL;
snd_pcm_info_alloca(&pcm_info);
@ -1167,7 +1168,7 @@ int pa__init(pa_module*m) {
&ss, &map,
SND_PCM_STREAM_CAPTURE,
&nfrags, &period_frames, tsched_frames,
&b, &d)))
&b, &d, &profile_description, &profile_name)))
goto fail;
} else {
@ -1185,6 +1186,9 @@ int pa__init(pa_module*m) {
pa_assert(u->device_name);
pa_log_info("Successfully opened device %s.", u->device_name);
if (profile_description)
pa_log_info("Selected configuration '%s' (%s).", profile_description, profile_name);
if (use_mmap && !b) {
pa_log_info("Device doesn't support mmap(), falling back to UNIX read/write mode.");
u->use_mmap = use_mmap = FALSE;
@ -1268,6 +1272,11 @@ int pa__init(pa_module*m) {
pa_proplist_setf(data.proplist, PA_PROP_DEVICE_BUFFERING_FRAGMENT_SIZE, "%lu", (unsigned long) (period_frames * frame_size));
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_ACCESS_MODE, u->use_tsched ? "mmap+timer" : (u->use_mmap ? "mmap" : "serial"));
if (profile_name)
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_PROFILE_NAME, profile_name);
if (profile_description)
pa_proplist_sets(data.proplist, PA_PROP_DEVICE_PROFILE_DESCRIPTION, profile_description);
u->source = pa_source_new(m->core, &data, PA_SOURCE_HARDWARE|PA_SOURCE_LATENCY);
pa_source_new_data_done(&data);
pa_xfree(name_buf);

8
src/pulse/proplist.h
View file

@ -75,8 +75,10 @@ PA_C_DECL_BEGIN
* device.connector isa, pci, usb, firewire, bluetooth
* device.access_mode mmap, mmap_rewrite, serial
* device.master_device
* device.bufferin.buffer_size
* device.bufferin.fragment_size
* device.buffering.buffer_size
* device.buffering.fragment_size
* device.profile.name analog-stereo, analog-surround-40, iec958-stereo, ...
* device.profile.description "Analog Stereo", ...
*/
#define PA_PROP_MEDIA_NAME "media.name"
#define PA_PROP_MEDIA_TITLE "media.title"
@ -124,6 +126,8 @@ PA_C_DECL_BEGIN
#define PA_PROP_DEVICE_MASTER_DEVICE "device.master_device"
#define PA_PROP_DEVICE_BUFFERING_BUFFER_SIZE "device.buffering.buffer_size"
#define PA_PROP_DEVICE_BUFFERING_FRAGMENT_SIZE "device.buffering.fragment_size"
#define PA_PROP_DEVICE_PROFILE_NAME "device.profile.name"
#define PA_PROP_DEVICE_PROFILE_DESCRIPTION "device.profile.description"
/** A property list object. Basically a dictionary with UTF-8 strings
* as keys and arbitrary data as values. \since 0.9.11 */