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pulse: Make gst_pulse_format_info_to_caps() shared

Browse source 
https://bugzilla.gnome.org/show_bug.cgi?id=678402
This commit is contained in:
Olivier Crête 2013-08-13 12:10:42 -04:00 committed by Tim-Philipp Müller
parent 0ad67fc404
commit e714ab9dba
3 changed files with 112 additions and 110 deletions
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110
ext/pulse/pulsesink.c
View file

@ -2024,116 +2024,6 @@ done:
pa_threaded_mainloop_signal (mainloop, 0);
}
static gboolean
gst_pulse_format_info_int_prop_to_value (pa_format_info * format,
const char *key, GValue * value)
{
GValue v = { 0, };
int i;
int *a, n;
int min, max;
if (pa_format_info_get_prop_int (format, key, &i) == 0) {
g_value_init (value, G_TYPE_INT);
g_value_set_int (value, i);
} else if (pa_format_info_get_prop_int_array (format, key, &a, &n) == 0) {
g_value_init (value, GST_TYPE_LIST);
g_value_init (&v, G_TYPE_INT);
for (i = 0; i < n; i++) {
g_value_set_int (&v, a[i]);
gst_value_list_append_value (value, &v);
}
pa_xfree (a);
} else if (pa_format_info_get_prop_int_range (format, key, &min, &max) == 0) {
g_value_init (value, GST_TYPE_INT_RANGE);
gst_value_set_int_range (value, min, max);
} else {
/* Property not available or is not an int type */
return FALSE;
}
return TRUE;
}
static GstCaps *
gst_pulse_format_info_to_caps (pa_format_info * format)
{
GstCaps *ret = NULL;
GValue v = { 0, };
pa_sample_spec ss;
switch (format->encoding) {
case PA_ENCODING_PCM:{
char *tmp = NULL;
pa_format_info_to_sample_spec (format, &ss, NULL);
if (pa_format_info_get_prop_string (format,
PA_PROP_FORMAT_SAMPLE_FORMAT, &tmp)) {
/* No specific sample format means any sample format */
ret = gst_caps_from_string (_PULSE_CAPS_PCM);
goto out;
} else if (ss.format == PA_SAMPLE_ALAW) {
ret = gst_caps_from_string (_PULSE_CAPS_ALAW);
} else if (ss.format == PA_SAMPLE_ULAW) {
ret = gst_caps_from_string (_PULSE_CAPS_MP3);
} else {
/* Linear PCM format */
const char *sformat =
gst_pulse_sample_format_to_caps_format (ss.format);
ret = gst_caps_from_string (_PULSE_CAPS_LINEAR);
if (sformat)
gst_caps_set_simple (ret, "format", G_TYPE_STRING, NULL);
}
pa_xfree (tmp);
break;
}
case PA_ENCODING_AC3_IEC61937:
ret = gst_caps_from_string (_PULSE_CAPS_AC3);
break;
case PA_ENCODING_EAC3_IEC61937:
ret = gst_caps_from_string (_PULSE_CAPS_EAC3);
break;
case PA_ENCODING_DTS_IEC61937:
ret = gst_caps_from_string (_PULSE_CAPS_DTS);
break;
case PA_ENCODING_MPEG_IEC61937:
ret = gst_caps_from_string (_PULSE_CAPS_MP3);
break;
default:
GST_WARNING ("Found a PA format that we don't support yet");
goto out;
}
if (gst_pulse_format_info_int_prop_to_value (format, PA_PROP_FORMAT_RATE, &v))
gst_caps_set_value (ret, "rate", &v);
g_value_unset (&v);
if (gst_pulse_format_info_int_prop_to_value (format, PA_PROP_FORMAT_CHANNELS,
&v))
gst_caps_set_value (ret, "channels", &v);
out:
return ret;
}
/* Call with mainloop lock held */
static pa_stream *
gst_pulsesink_create_probe_stream (GstPulseSink * psink,

110
ext/pulse/pulseutil.c
View file

@ -375,3 +375,113 @@ gst_pulse_make_proplist (const GstStructure * properties)
gst_structure_foreach (properties, make_proplist_item, proplist);
return proplist;
}
static gboolean
gst_pulse_format_info_int_prop_to_value (pa_format_info * format,
const char *key, GValue * value)
{
GValue v = { 0, };
int i;
int *a, n;
int min, max;
if (pa_format_info_get_prop_int (format, key, &i) == 0) {
g_value_init (value, G_TYPE_INT);
g_value_set_int (value, i);
} else if (pa_format_info_get_prop_int_array (format, key, &a, &n) == 0) {
g_value_init (value, GST_TYPE_LIST);
g_value_init (&v, G_TYPE_INT);
for (i = 0; i < n; i++) {
g_value_set_int (&v, a[i]);
gst_value_list_append_value (value, &v);
}
pa_xfree (a);
} else if (pa_format_info_get_prop_int_range (format, key, &min, &max) == 0) {
g_value_init (value, GST_TYPE_INT_RANGE);
gst_value_set_int_range (value, min, max);
} else {
/* Property not available or is not an int type */
return FALSE;
}
return TRUE;
}
GstCaps *
gst_pulse_format_info_to_caps (pa_format_info * format)
{
GstCaps *ret = NULL;
GValue v = { 0, };
pa_sample_spec ss;
switch (format->encoding) {
case PA_ENCODING_PCM:{
char *tmp = NULL;
pa_format_info_to_sample_spec (format, &ss, NULL);
if (pa_format_info_get_prop_string (format,
PA_PROP_FORMAT_SAMPLE_FORMAT, &tmp)) {
/* No specific sample format means any sample format */
ret = gst_caps_from_string (_PULSE_CAPS_PCM);
goto out;
} else if (ss.format == PA_SAMPLE_ALAW) {
ret = gst_caps_from_string (_PULSE_CAPS_ALAW);
} else if (ss.format == PA_SAMPLE_ULAW) {
ret = gst_caps_from_string (_PULSE_CAPS_MP3);
} else {
/* Linear PCM format */
const char *sformat =
gst_pulse_sample_format_to_caps_format (ss.format);
ret = gst_caps_from_string (_PULSE_CAPS_LINEAR);
if (sformat)
gst_caps_set_simple (ret, "format", G_TYPE_STRING, NULL);
}
pa_xfree (tmp);
break;
}
case PA_ENCODING_AC3_IEC61937:
ret = gst_caps_from_string (_PULSE_CAPS_AC3);
break;
case PA_ENCODING_EAC3_IEC61937:
ret = gst_caps_from_string (_PULSE_CAPS_EAC3);
break;
case PA_ENCODING_DTS_IEC61937:
ret = gst_caps_from_string (_PULSE_CAPS_DTS);
break;
case PA_ENCODING_MPEG_IEC61937:
ret = gst_caps_from_string (_PULSE_CAPS_MP3);
break;
default:
GST_WARNING ("Found a PA format that we don't support yet");
goto out;
}
if (gst_pulse_format_info_int_prop_to_value (format, PA_PROP_FORMAT_RATE, &v))
gst_caps_set_value (ret, "rate", &v);
g_value_unset (&v);
if (gst_pulse_format_info_int_prop_to_value (format, PA_PROP_FORMAT_CHANNELS,
&v))
gst_caps_set_value (ret, "channels", &v);
out:
return ret;
}

2
ext/pulse/pulseutil.h
View file

@ -88,4 +88,6 @@ void gst_pulse_cvolume_from_linear (pa_cvolume *v, unsigned channels, gdouble vo
pa_proplist *gst_pulse_make_proplist (const GstStructure *properties);
GstCaps * gst_pulse_format_info_to_caps (pa_format_info * format);
#endif