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algorithms: allow specifying a preferred number of channels in the format choosing algorithm

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This commit is contained in:
George Kiagiadakis 2020-05-11 11:19:01 +03:00
parent 9e2aa612d8
commit e8e6c1d8bc
5 changed files with 97 additions and 70 deletions
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15
modules/module-pipewire/algorithms.c
View file

@ -284,7 +284,7 @@ select_rate (WpSpaPod *value)
}
static gint
select_channels (WpSpaPod *value)
select_channels (WpSpaPod *value, gint preference)
{
gint ret = 0;
@ -307,10 +307,13 @@ select_channels (WpSpaPod *value)
/* choose the most channels */
g_autoptr (WpIterator) it = wp_spa_pod_iterator_new (value);
GValue next = G_VALUE_INIT;
gint diff = SPA_AUDIO_MAX_CHANNELS;
while (wp_iterator_next (it, &next)) {
gint *channel = (gint *) g_value_get_pointer (&next);
if (*channel > ret)
if (abs (*channel - preference) < diff) {
diff = abs (*channel - preference);
ret = *channel;
}
g_value_unset (&next);
}
}
@ -329,8 +332,8 @@ select_channels (WpSpaPod *value)
g_value_unset (&next);
i++;
}
ret = SPA_MAX (vals[1], vals[2]);
ret = SPA_MIN (ret, SPA_AUDIO_MAX_CHANNELS);
ret = SPA_MAX (vals[1], preference);
ret = SPA_MIN (ret, vals[2]);
}
return ret;
@ -338,7 +341,7 @@ select_channels (WpSpaPod *value)
gboolean
choose_sensible_raw_audio_format (GPtrArray *formats,
struct spa_audio_info_raw *result)
gint channels_preference, struct spa_audio_info_raw *result)
{
guint i, most_channels = 0;
struct spa_audio_info_raw *raw;
@ -392,7 +395,7 @@ choose_sensible_raw_audio_format (GPtrArray *formats,
/* channels */
else if (g_strcmp0 (key, "channels") == 0) {
raw[i].channels = select_channels (value);
raw[i].channels = select_channels (value, channels_preference);
}
/* position */

2
modules/module-pipewire/algorithms.h
View file

@ -12,4 +12,4 @@ gboolean multiport_link_create (GVariant * src_data, GVariant * sink_data,
struct spa_audio_info_raw;
gboolean choose_sensible_raw_audio_format (GPtrArray *formats,
struct spa_audio_info_raw *result);
gint channels_preference, struct spa_audio_info_raw *result);

2
modules/module-pipewire/audio-softdsp-endpoint/adapter.c
View file

@ -87,7 +87,7 @@ on_proxy_enum_format_done (WpProxy *proxy, GAsyncResult *res,
return;
}
if (!choose_sensible_raw_audio_format (formats, &self->format)) {
if (!choose_sensible_raw_audio_format (formats, 34, &self->format)) {
uint32_t media_type, media_subtype;
g_warning ("WpAudioAdapter:%p failed to choose a sensible audio format",

2
modules/module-si-adapter.c
View file

@ -207,7 +207,7 @@ on_node_enum_format_done (WpProxy *proxy, GAsyncResult *res,
return;
}
if (!choose_sensible_raw_audio_format (formats, &self->format)) {
if (!choose_sensible_raw_audio_format (formats, 34, &self->format)) {
wp_warning_object (self, "failed to choose a sensible audio format");
wp_transition_return_error (transition,
g_error_new (WP_DOMAIN_LIBRARY, WP_LIBRARY_ERROR_OPERATION_FAILED,

146
tests/modules/algorithms.c
View file

@ -28,68 +28,92 @@ test_choose_sensible_raw_audio_format (void)
g_autoptr (GPtrArray) formats =
g_ptr_array_new_with_free_func ((GDestroyNotify) wp_spa_pod_unref);
/* test 1 */
g_ptr_array_remove_range (formats, 0, formats->len);
g_autoptr (WpSpaPod) param1 = wp_spa_pod_new_object (
"Format", "Format",
"mediaType", SPA_POD_Id(SPA_MEDIA_TYPE_audio),
"mediaSubtype", SPA_POD_Id(SPA_MEDIA_SUBTYPE_raw),
"format", SPA_POD_CHOICE_ENUM_Id(3,
SPA_AUDIO_FORMAT_F32_OE,
SPA_AUDIO_FORMAT_S16,
SPA_AUDIO_FORMAT_S20),
"rate", SPA_POD_CHOICE_RANGE_Int(22000, 44100, 8000),
"channels", SPA_POD_CHOICE_RANGE_Int(2, 1, 8),
NULL);
g_assert_nonnull (param1);
g_ptr_array_add (formats, g_steal_pointer (&param1));
g_assert_true (choose_sensible_raw_audio_format (formats, &info));
g_assert_cmpint (info.format, ==, SPA_AUDIO_FORMAT_S16);
g_assert_cmpint (info.rate, ==, 44100);
g_assert_cmpint (info.channels, ==, 8);
g_assert_cmpint (info.flags, ==, SPA_AUDIO_FLAG_UNPOSITIONED);
{
g_ptr_array_remove_range (formats, 0, formats->len);
g_autoptr (WpSpaPod) param1 = wp_spa_pod_new_object (
"Format", "Format",
"mediaType", SPA_POD_Id(SPA_MEDIA_TYPE_audio),
"mediaSubtype", SPA_POD_Id(SPA_MEDIA_SUBTYPE_raw),
"format", SPA_POD_CHOICE_ENUM_Id(3,
SPA_AUDIO_FORMAT_F32_OE,
SPA_AUDIO_FORMAT_S16,
SPA_AUDIO_FORMAT_S20),
"rate", SPA_POD_CHOICE_RANGE_Int(22000, 44100, 8000),
"channels", SPA_POD_CHOICE_RANGE_Int(2, 1, 8),
NULL);
g_assert_nonnull (param1);
g_ptr_array_add (formats, g_steal_pointer (&param1));
g_assert_true (choose_sensible_raw_audio_format (formats, 34, &info));
g_assert_cmpint (info.format, ==, SPA_AUDIO_FORMAT_S16);
g_assert_cmpint (info.rate, ==, 44100);
g_assert_cmpint (info.channels, ==, 8);
g_assert_cmpint (info.flags, ==, SPA_AUDIO_FLAG_UNPOSITIONED);
}
/* test 2 */
g_ptr_array_remove_range (formats, 0, formats->len);
g_autoptr (WpSpaPod) param2 = wp_spa_pod_new_object (
"Format", "Format",
"mediaType", SPA_POD_Id(SPA_MEDIA_TYPE_audio),
"mediaSubtype", SPA_POD_Id(SPA_MEDIA_SUBTYPE_raw),
"format", SPA_POD_CHOICE_ENUM_Id(3,
SPA_AUDIO_FORMAT_S32,
SPA_AUDIO_FORMAT_U8,
SPA_AUDIO_FORMAT_F32),
"rate", SPA_POD_CHOICE_RANGE_Int(56000, 44100, 96000),
"channels", SPA_POD_Int(2),
"position", SPA_POD_Array(sizeof(uint32_t), SPA_TYPE_Id, 2, layout),
NULL);
g_assert_nonnull (param2);
g_ptr_array_add (formats, g_steal_pointer (&param2));
g_autoptr (WpSpaPod) param3 = wp_spa_pod_new_object (
"Format", "Format",
"mediaType", SPA_POD_Id(SPA_MEDIA_TYPE_audio),
"mediaSubtype", SPA_POD_Id(SPA_MEDIA_SUBTYPE_raw),
"format", SPA_POD_CHOICE_ENUM_Id(3,
SPA_AUDIO_FORMAT_S32,
SPA_AUDIO_FORMAT_U8,
SPA_AUDIO_FORMAT_F32),
"rate", SPA_POD_CHOICE_RANGE_Int(56000, 44100, 96000),
"channels", SPA_POD_Int(5),
"position", SPA_POD_Array(sizeof(uint32_t), SPA_TYPE_Id, 5, layout),
NULL);
g_assert_nonnull (param3);
g_ptr_array_add (formats, g_steal_pointer (&param3));
g_assert_true (choose_sensible_raw_audio_format (formats, &info));
g_assert_cmpint (info.format, ==, SPA_AUDIO_FORMAT_F32);
g_assert_cmpint (info.rate, ==, 48000);
g_assert_cmpint (info.channels, ==, 5);
g_assert_cmpint (info.flags, ==, SPA_AUDIO_FLAG_NONE);
g_assert_cmpint (info.position[0], ==, layout[0]);
g_assert_cmpint (info.position[1], ==, layout[1]);
g_assert_cmpint (info.position[2], ==, layout[2]);
g_assert_cmpint (info.position[3], ==, layout[3]);
g_assert_cmpint (info.position[4], ==, layout[4]);
g_assert_cmpint (info.position[5], ==, 0);
{
g_ptr_array_remove_range (formats, 0, formats->len);
g_autoptr (WpSpaPod) param1 = wp_spa_pod_new_object (
"Format", "Format",
"mediaType", SPA_POD_Id(SPA_MEDIA_TYPE_audio),
"mediaSubtype", SPA_POD_Id(SPA_MEDIA_SUBTYPE_raw),
"format", SPA_POD_CHOICE_ENUM_Id(3,
SPA_AUDIO_FORMAT_F32_OE,
SPA_AUDIO_FORMAT_S16,
SPA_AUDIO_FORMAT_S20),
"rate", SPA_POD_CHOICE_RANGE_Int(22000, 44100, 8000),
"channels", SPA_POD_CHOICE_RANGE_Int(2, 1, 8),
NULL);
g_assert_nonnull (param1);
g_ptr_array_add (formats, g_steal_pointer (&param1));
g_assert_true (choose_sensible_raw_audio_format (formats, 2, &info));
g_assert_cmpint (info.format, ==, SPA_AUDIO_FORMAT_S16);
g_assert_cmpint (info.rate, ==, 44100);
g_assert_cmpint (info.channels, ==, 2);
g_assert_cmpint (info.flags, ==, SPA_AUDIO_FLAG_UNPOSITIONED);
}
{
g_ptr_array_remove_range (formats, 0, formats->len);
g_autoptr (WpSpaPod) param2 = wp_spa_pod_new_object (
"Format", "Format",
"mediaType", SPA_POD_Id(SPA_MEDIA_TYPE_audio),
"mediaSubtype", SPA_POD_Id(SPA_MEDIA_SUBTYPE_raw),
"format", SPA_POD_CHOICE_ENUM_Id(3,
SPA_AUDIO_FORMAT_S32,
SPA_AUDIO_FORMAT_U8,
SPA_AUDIO_FORMAT_F32),
"rate", SPA_POD_CHOICE_RANGE_Int(56000, 44100, 96000),
"channels", SPA_POD_Int(2),
"position", SPA_POD_Array(sizeof(uint32_t), SPA_TYPE_Id, 2, layout),
NULL);
g_assert_nonnull (param2);
g_ptr_array_add (formats, g_steal_pointer (&param2));
g_autoptr (WpSpaPod) param3 = wp_spa_pod_new_object (
"Format", "Format",
"mediaType", SPA_POD_Id(SPA_MEDIA_TYPE_audio),
"mediaSubtype", SPA_POD_Id(SPA_MEDIA_SUBTYPE_raw),
"format", SPA_POD_CHOICE_ENUM_Id(3,
SPA_AUDIO_FORMAT_S32,
SPA_AUDIO_FORMAT_U8,
SPA_AUDIO_FORMAT_F32),
"rate", SPA_POD_CHOICE_RANGE_Int(56000, 44100, 96000),
"channels", SPA_POD_Int(5),
"position", SPA_POD_Array(sizeof(uint32_t), SPA_TYPE_Id, 5, layout),
NULL);
g_assert_nonnull (param3);
g_ptr_array_add (formats, g_steal_pointer (&param3));
g_assert_true (choose_sensible_raw_audio_format (formats, 34, &info));
g_assert_cmpint (info.format, ==, SPA_AUDIO_FORMAT_F32);
g_assert_cmpint (info.rate, ==, 48000);
g_assert_cmpint (info.channels, ==, 5);
g_assert_cmpint (info.flags, ==, SPA_AUDIO_FLAG_NONE);
g_assert_cmpint (info.position[0], ==, layout[0]);
g_assert_cmpint (info.position[1], ==, layout[1]);
g_assert_cmpint (info.position[2], ==, layout[2]);
g_assert_cmpint (info.position[3], ==, layout[3]);
g_assert_cmpint (info.position[4], ==, layout[4]);
g_assert_cmpint (info.position[5], ==, 0);
}
wp_spa_type_deinit ();
}