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-rw-r--r--src/pulse/channelmap.c110
1 files changed, 55 insertions, 55 deletions
diff --git a/src/pulse/channelmap.c b/src/pulse/channelmap.c
index 69b09089..40655cf5 100644
--- a/src/pulse/channelmap.c
+++ b/src/pulse/channelmap.c
@@ -2,17 +2,17 @@
/***
This file is part of PulseAudio.
-
+
PulseAudio is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation; either version 2 of the License,
or (at your option) any later version.
-
+
PulseAudio is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
-
+
You should have received a copy of the GNU Lesser General Public License
along with PulseAudio; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
@@ -35,23 +35,23 @@
const char *const table[] = {
[PA_CHANNEL_POSITION_MONO] = "mono",
-
+
[PA_CHANNEL_POSITION_FRONT_CENTER] = "front-center",
[PA_CHANNEL_POSITION_FRONT_LEFT] = "front-left",
[PA_CHANNEL_POSITION_FRONT_RIGHT] = "front-right",
-
+
[PA_CHANNEL_POSITION_REAR_CENTER] = "rear-center",
[PA_CHANNEL_POSITION_REAR_LEFT] = "rear-left",
[PA_CHANNEL_POSITION_REAR_RIGHT] = "rear-right",
-
+
[PA_CHANNEL_POSITION_LFE] = "lfe",
-
+
[PA_CHANNEL_POSITION_FRONT_LEFT_OF_CENTER] = "front-left-of-center",
[PA_CHANNEL_POSITION_FRONT_RIGHT_OF_CENTER] = "front-right-of-center",
-
+
[PA_CHANNEL_POSITION_SIDE_LEFT] = "side-left",
[PA_CHANNEL_POSITION_SIDE_RIGHT] = "side-right",
-
+
[PA_CHANNEL_POSITION_AUX0] = "aux0",
[PA_CHANNEL_POSITION_AUX1] = "aux1",
[PA_CHANNEL_POSITION_AUX2] = "aux2",
@@ -86,7 +86,7 @@ const char *const table[] = {
[PA_CHANNEL_POSITION_AUX31] = "aux31",
[PA_CHANNEL_POSITION_TOP_CENTER] = "top-center",
-
+
[PA_CHANNEL_POSITION_TOP_FRONT_LEFT] = "top-front-left",
[PA_CHANNEL_POSITION_TOP_FRONT_RIGHT] = "top-front-right",
[PA_CHANNEL_POSITION_TOP_FRONT_CENTER] = "top-front-center",
@@ -140,14 +140,14 @@ pa_channel_map* pa_channel_map_init_auto(pa_channel_map *m, unsigned channels, p
switch (def) {
case PA_CHANNEL_MAP_AIFF:
-
+
/* This is somewhat compatible with RFC3551 */
-
+
switch (channels) {
case 1:
m->map[0] = PA_CHANNEL_POSITION_MONO;
return m;
-
+
case 6:
m->map[0] = PA_CHANNEL_POSITION_FRONT_LEFT;
m->map[1] = PA_CHANNEL_POSITION_SIDE_LEFT;
@@ -156,31 +156,31 @@ pa_channel_map* pa_channel_map_init_auto(pa_channel_map *m, unsigned channels, p
m->map[4] = PA_CHANNEL_POSITION_SIDE_RIGHT;
m->map[5] = PA_CHANNEL_POSITION_LFE;
return m;
-
+
case 5:
m->map[2] = PA_CHANNEL_POSITION_FRONT_CENTER;
m->map[3] = PA_CHANNEL_POSITION_REAR_LEFT;
m->map[4] = PA_CHANNEL_POSITION_REAR_RIGHT;
/* Fall through */
-
+
case 2:
m->map[0] = PA_CHANNEL_POSITION_FRONT_LEFT;
m->map[1] = PA_CHANNEL_POSITION_FRONT_RIGHT;
return m;
-
+
case 3:
m->map[0] = PA_CHANNEL_POSITION_LEFT;
m->map[1] = PA_CHANNEL_POSITION_RIGHT;
m->map[2] = PA_CHANNEL_POSITION_CENTER;
return m;
-
+
case 4:
m->map[0] = PA_CHANNEL_POSITION_LEFT;
m->map[1] = PA_CHANNEL_POSITION_CENTER;
m->map[2] = PA_CHANNEL_POSITION_RIGHT;
m->map[3] = PA_CHANNEL_POSITION_LFE;
return m;
-
+
default:
return NULL;
}
@@ -191,43 +191,43 @@ pa_channel_map* pa_channel_map_init_auto(pa_channel_map *m, unsigned channels, p
case 1:
m->map[0] = PA_CHANNEL_POSITION_MONO;
return m;
-
+
case 8:
m->map[6] = PA_CHANNEL_POSITION_SIDE_LEFT;
m->map[7] = PA_CHANNEL_POSITION_SIDE_RIGHT;
/* Fall through */
-
+
case 6:
m->map[5] = PA_CHANNEL_POSITION_LFE;
/* Fall through */
-
+
case 5:
m->map[4] = PA_CHANNEL_POSITION_FRONT_CENTER;
/* Fall through */
-
+
case 4:
m->map[2] = PA_CHANNEL_POSITION_REAR_LEFT;
m->map[3] = PA_CHANNEL_POSITION_REAR_RIGHT;
/* Fall through */
-
+
case 2:
m->map[0] = PA_CHANNEL_POSITION_FRONT_LEFT;
m->map[1] = PA_CHANNEL_POSITION_FRONT_RIGHT;
return m;
-
+
default:
return NULL;
}
case PA_CHANNEL_MAP_AUX: {
unsigned i;
-
+
if (channels >= PA_CHANNELS_MAX)
return NULL;
for (i = 0; i < channels; i++)
m->map[i] = PA_CHANNEL_POSITION_AUX0 + i;
-
+
return m;
}
@@ -237,55 +237,55 @@ pa_channel_map* pa_channel_map_init_auto(pa_channel_map *m, unsigned channels, p
case 1:
m->map[0] = PA_CHANNEL_POSITION_MONO;
return m;
-
+
case 18:
m->map[15] = PA_CHANNEL_POSITION_TOP_REAR_LEFT;
m->map[16] = PA_CHANNEL_POSITION_TOP_REAR_CENTER;
m->map[17] = PA_CHANNEL_POSITION_TOP_REAR_RIGHT;
/* Fall through */
-
+
case 15:
m->map[12] = PA_CHANNEL_POSITION_TOP_FRONT_LEFT;
m->map[13] = PA_CHANNEL_POSITION_TOP_FRONT_CENTER;
m->map[14] = PA_CHANNEL_POSITION_TOP_FRONT_RIGHT;
/* Fall through */
-
+
case 12:
m->map[11] = PA_CHANNEL_POSITION_TOP_CENTER;
/* Fall through */
-
+
case 11:
m->map[9] = PA_CHANNEL_POSITION_SIDE_LEFT;
m->map[10] = PA_CHANNEL_POSITION_SIDE_RIGHT;
/* Fall through */
-
+
case 9:
m->map[8] = PA_CHANNEL_POSITION_REAR_CENTER;
/* Fall through */
-
+
case 8:
m->map[6] = PA_CHANNEL_POSITION_FRONT_LEFT_OF_CENTER;
m->map[7] = PA_CHANNEL_POSITION_FRONT_RIGHT_OF_CENTER;
/* Fall through */
-
+
case 6:
m->map[4] = PA_CHANNEL_POSITION_REAR_LEFT;
m->map[5] = PA_CHANNEL_POSITION_REAR_RIGHT;
/* Fall through */
-
+
case 4:
m->map[3] = PA_CHANNEL_POSITION_LFE;
/* Fall through */
-
+
case 3:
m->map[2] = PA_CHANNEL_POSITION_FRONT_CENTER;
/* Fall through */
-
+
case 2:
m->map[0] = PA_CHANNEL_POSITION_FRONT_LEFT;
m->map[1] = PA_CHANNEL_POSITION_FRONT_RIGHT;
return m;
-
+
default:
return NULL;
}
@@ -296,12 +296,12 @@ pa_channel_map* pa_channel_map_init_auto(pa_channel_map *m, unsigned channels, p
case 1:
m->map[0] = PA_CHANNEL_POSITION_MONO;
return m;
-
+
case 8:
m->map[6] = PA_CHANNEL_POSITION_REAR_LEFT;
m->map[7] = PA_CHANNEL_POSITION_REAR_RIGHT;
/* Fall through */
-
+
case 6:
m->map[4] = PA_CHANNEL_POSITION_SIDE_LEFT;
m->map[5] = PA_CHANNEL_POSITION_SIDE_RIGHT;
@@ -310,20 +310,20 @@ pa_channel_map* pa_channel_map_init_auto(pa_channel_map *m, unsigned channels, p
case 4:
m->map[3] = PA_CHANNEL_POSITION_LFE;
/* Fall through */
-
+
case 3:
m->map[2] = PA_CHANNEL_POSITION_FRONT_CENTER;
/* Fall through */
-
+
case 2:
m->map[0] = PA_CHANNEL_POSITION_FRONT_LEFT;
m->map[1] = PA_CHANNEL_POSITION_FRONT_RIGHT;
return m;
-
+
default:
return NULL;
}
-
+
default:
return NULL;
@@ -341,13 +341,13 @@ const char* pa_channel_position_to_string(pa_channel_position_t pos) {
int pa_channel_map_equal(const pa_channel_map *a, const pa_channel_map *b) {
unsigned c;
-
+
assert(a);
assert(b);
if (a->channels != b->channels)
return 0;
-
+
for (c = 0; c < a->channels; c++)
if (a->map[c] != b->map[c])
return 0;
@@ -359,7 +359,7 @@ char* pa_channel_map_snprint(char *s, size_t l, const pa_channel_map *map) {
unsigned channel;
int first = 1;
char *e;
-
+
assert(s);
assert(l > 0);
assert(map);
@@ -382,7 +382,7 @@ pa_channel_map *pa_channel_map_parse(pa_channel_map *rmap, const char *s) {
const char *state;
pa_channel_map map;
char *p;
-
+
assert(rmap);
assert(s);
@@ -397,14 +397,14 @@ pa_channel_map *pa_channel_map_parse(pa_channel_map *rmap, const char *s) {
state = NULL;
map.channels = 0;
-
+
while ((p = pa_split(s, ",", &state))) {
if (map.channels >= PA_CHANNELS_MAX) {
pa_xfree(p);
return NULL;
}
-
+
/* Some special aliases */
if (strcmp(p, "left") == 0)
map.map[map.channels++] = PA_CHANNEL_POSITION_LEFT;
@@ -416,13 +416,13 @@ pa_channel_map *pa_channel_map_parse(pa_channel_map *rmap, const char *s) {
map.map[map.channels++] = PA_CHANNEL_POSITION_SUBWOOFER;
else {
pa_channel_position_t i;
-
+
for (i = 0; i < PA_CHANNEL_POSITION_MAX; i++)
if (strcmp(p, table[i]) == 0) {
map.map[map.channels++] = i;
break;
}
-
+
if (i >= PA_CHANNEL_POSITION_MAX) {
pa_xfree(p);
return NULL;
@@ -433,24 +433,24 @@ pa_channel_map *pa_channel_map_parse(pa_channel_map *rmap, const char *s) {
}
finish:
-
+
if (!pa_channel_map_valid(&map))
return NULL;
-
+
*rmap = map;
return rmap;
}
int pa_channel_map_valid(const pa_channel_map *map) {
unsigned c;
-
+
assert(map);
if (map->channels <= 0 || map->channels > PA_CHANNELS_MAX)
return 0;
for (c = 0; c < map->channels; c++) {
-
+
if (map->map[c] < 0 ||map->map[c] >= PA_CHANNEL_POSITION_MAX)
return 0;