#include <pulse/xmalloc.h>
#include <pulse/i18n.h>
+
#include <pulsecore/core-util.h>
#include <pulsecore/macro.h>
#include <pulsecore/bitset.h>
+#include <pulsecore/sample-util.h>
#include "channelmap.h"
}
int pa_channel_map_superset(const pa_channel_map *a, const pa_channel_map *b) {
- pa_bitset_t in_a[PA_BITSET_ELEMENTS(PA_CHANNEL_POSITION_MAX)];
- unsigned i;
+ pa_channel_position_mask_t am, bm;
pa_assert(a);
pa_assert(b);
pa_return_val_if_fail(pa_channel_map_valid(a), 0);
pa_return_val_if_fail(pa_channel_map_valid(b), 0);
- memset(in_a, 0, sizeof(in_a));
-
- for (i = 0; i < a->channels; i++)
- pa_bitset_set(in_a, a->map[i], TRUE);
+ am = pa_channel_map_mask(a);
+ bm = pa_channel_map_mask(b);
- for (i = 0; i < b->channels; i++)
- if (!pa_bitset_get(in_a, b->map[i]))
- return 0;
-
- return 1;
+ return (bm & am) == bm;
}
int pa_channel_map_can_balance(const pa_channel_map *map) {
- unsigned c;
- pa_bool_t left = FALSE, right = FALSE;
+ pa_channel_position_mask_t m;
pa_assert(map);
-
pa_return_val_if_fail(pa_channel_map_valid(map), 0);
- for (c = 0; c < map->channels; c++) {
-
- switch (map->map[c]) {
- case PA_CHANNEL_POSITION_LEFT:
- case PA_CHANNEL_POSITION_REAR_LEFT:
- case PA_CHANNEL_POSITION_FRONT_LEFT_OF_CENTER:
- case PA_CHANNEL_POSITION_SIDE_LEFT:
- case PA_CHANNEL_POSITION_TOP_FRONT_LEFT:
- case PA_CHANNEL_POSITION_TOP_REAR_LEFT:
- left = TRUE;
- break;
-
- case PA_CHANNEL_POSITION_RIGHT:
- case PA_CHANNEL_POSITION_REAR_RIGHT:
- case PA_CHANNEL_POSITION_FRONT_RIGHT_OF_CENTER:
- case PA_CHANNEL_POSITION_SIDE_RIGHT:
- case PA_CHANNEL_POSITION_TOP_FRONT_RIGHT:
- case PA_CHANNEL_POSITION_TOP_REAR_RIGHT:
- right = TRUE;
- break;
-
- default:
- ;
- }
+ m = pa_channel_map_mask(map);
- if (left && right)
- return 1;
- }
-
- return 0;
+ return
+ (PA_CHANNEL_POSITION_MASK_LEFT & m) &&
+ (PA_CHANNEL_POSITION_MASK_RIGHT & m);
}
int pa_channel_map_can_fade(const pa_channel_map *map) {
- unsigned c;
- pa_bool_t front = FALSE, rear = FALSE;
+ pa_channel_position_mask_t m;
pa_assert(map);
-
pa_return_val_if_fail(pa_channel_map_valid(map), 0);
- for (c = 0; c < map->channels; c++) {
-
- switch (map->map[c]) {
- case PA_CHANNEL_POSITION_FRONT_LEFT:
- case PA_CHANNEL_POSITION_FRONT_RIGHT:
- case PA_CHANNEL_POSITION_FRONT_CENTER:
- case PA_CHANNEL_POSITION_FRONT_LEFT_OF_CENTER:
- case PA_CHANNEL_POSITION_FRONT_RIGHT_OF_CENTER:
- case PA_CHANNEL_POSITION_TOP_FRONT_LEFT:
- case PA_CHANNEL_POSITION_TOP_FRONT_RIGHT:
- case PA_CHANNEL_POSITION_TOP_FRONT_CENTER:
- front = TRUE;
- break;
-
- case PA_CHANNEL_POSITION_REAR_LEFT:
- case PA_CHANNEL_POSITION_REAR_RIGHT:
- case PA_CHANNEL_POSITION_REAR_CENTER:
- case PA_CHANNEL_POSITION_TOP_REAR_LEFT:
- case PA_CHANNEL_POSITION_TOP_REAR_RIGHT:
- case PA_CHANNEL_POSITION_TOP_REAR_CENTER:
- rear = TRUE;
- break;
-
- default:
- ;
- }
+ m = pa_channel_map_mask(map);
- if (front && rear)
- return 1;
- }
-
- return 0;
+ return
+ (PA_CHANNEL_POSITION_MASK_FRONT & m) &&
+ (PA_CHANNEL_POSITION_MASK_REAR & m);
}
const char* pa_channel_map_to_name(const pa_channel_map *map) {
#include <string.h>
#include <pulse/i18n.h>
+
#include <pulsecore/core-util.h>
#include <pulsecore/macro.h>
+#include <pulsecore/sample-util.h>
#include "volume.h"
}
static pa_bool_t on_left(pa_channel_position_t p) {
-
- return
- p == PA_CHANNEL_POSITION_FRONT_LEFT ||
- p == PA_CHANNEL_POSITION_REAR_LEFT ||
- p == PA_CHANNEL_POSITION_FRONT_LEFT_OF_CENTER ||
- p == PA_CHANNEL_POSITION_SIDE_LEFT ||
- p == PA_CHANNEL_POSITION_TOP_FRONT_LEFT ||
- p == PA_CHANNEL_POSITION_TOP_REAR_LEFT;
+ return !!(PA_CHANNEL_POSITION_MASK(p) & PA_CHANNEL_POSITION_MASK_LEFT);
}
static pa_bool_t on_right(pa_channel_position_t p) {
-
- return
- p == PA_CHANNEL_POSITION_FRONT_RIGHT ||
- p == PA_CHANNEL_POSITION_REAR_RIGHT ||
- p == PA_CHANNEL_POSITION_FRONT_RIGHT_OF_CENTER ||
- p == PA_CHANNEL_POSITION_SIDE_RIGHT ||
- p == PA_CHANNEL_POSITION_TOP_FRONT_RIGHT ||
- p == PA_CHANNEL_POSITION_TOP_REAR_RIGHT;
+ return !!(PA_CHANNEL_POSITION_MASK(p) & PA_CHANNEL_POSITION_MASK_RIGHT);
}
static pa_bool_t on_center(pa_channel_position_t p) {
-
- return
- p == PA_CHANNEL_POSITION_FRONT_CENTER ||
- p == PA_CHANNEL_POSITION_REAR_CENTER ||
- p == PA_CHANNEL_POSITION_TOP_CENTER ||
- p == PA_CHANNEL_POSITION_TOP_FRONT_CENTER ||
- p == PA_CHANNEL_POSITION_TOP_REAR_CENTER;
+ return !!(PA_CHANNEL_POSITION_MASK(p) & PA_CHANNEL_POSITION_MASK_CENTER);
}
static pa_bool_t on_lfe(pa_channel_position_t p) {
-
- return
- p == PA_CHANNEL_POSITION_LFE;
+ return p == PA_CHANNEL_POSITION_LFE;
}
static pa_bool_t on_front(pa_channel_position_t p) {
-
- return
- p == PA_CHANNEL_POSITION_FRONT_LEFT ||
- p == PA_CHANNEL_POSITION_FRONT_RIGHT ||
- p == PA_CHANNEL_POSITION_FRONT_CENTER ||
- p == PA_CHANNEL_POSITION_FRONT_LEFT_OF_CENTER ||
- p == PA_CHANNEL_POSITION_FRONT_RIGHT_OF_CENTER ||
- p == PA_CHANNEL_POSITION_TOP_FRONT_LEFT ||
- p == PA_CHANNEL_POSITION_TOP_FRONT_RIGHT ||
- p == PA_CHANNEL_POSITION_TOP_FRONT_CENTER;
+ return !!(PA_CHANNEL_POSITION_MASK(p) & PA_CHANNEL_POSITION_MASK_FRONT);
}
static pa_bool_t on_rear(pa_channel_position_t p) {
-
- return
- p == PA_CHANNEL_POSITION_REAR_LEFT ||
- p == PA_CHANNEL_POSITION_REAR_RIGHT ||
- p == PA_CHANNEL_POSITION_REAR_CENTER ||
- p == PA_CHANNEL_POSITION_TOP_REAR_LEFT ||
- p == PA_CHANNEL_POSITION_TOP_REAR_RIGHT ||
- p == PA_CHANNEL_POSITION_TOP_REAR_CENTER;
+ return !!(PA_CHANNEL_POSITION_MASK(p) & PA_CHANNEL_POSITION_MASK_REAR);
}
pa_cvolume *pa_cvolume_remap(pa_cvolume *v, const pa_channel_map *from, const pa_channel_map *to) {