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authorLennart Poettering <lennart@poettering.net>2006-06-19 21:53:48 +0000
committerLennart Poettering <lennart@poettering.net>2006-06-19 21:53:48 +0000
commitf44ba092651aa75055e109e04b4164ea92ae7fdc (patch)
tree5dfe076191b32946e78edf64d584d0a65f320013 /src/polyp/channelmap.c
parentdd21f11deda64e65a6f75817496534c2c9dda1a8 (diff)
big s/polyp/pulse/g
git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@1033 fefdeb5f-60dc-0310-8127-8f9354f1896f
Diffstat (limited to 'src/polyp/channelmap.c')
-rw-r--r--src/polyp/channelmap.c445
1 files changed, 0 insertions, 445 deletions
diff --git a/src/polyp/channelmap.c b/src/polyp/channelmap.c
deleted file mode 100644
index 653331ba..00000000
--- a/src/polyp/channelmap.c
+++ /dev/null
@@ -1,445 +0,0 @@
-/* $Id$ */
-
-/***
- This file is part of polypaudio.
-
- polypaudio 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.
-
- polypaudio 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 polypaudio; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
- USA.
-***/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <stdlib.h>
-#include <assert.h>
-#include <stdio.h>
-#include <string.h>
-
-#include <polyp/xmalloc.h>
-#include <polypcore/core-util.h>
-
-#include "channelmap.h"
-
-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",
- [PA_CHANNEL_POSITION_AUX3] = "aux3",
- [PA_CHANNEL_POSITION_AUX4] = "aux4",
- [PA_CHANNEL_POSITION_AUX5] = "aux5",
- [PA_CHANNEL_POSITION_AUX6] = "aux6",
- [PA_CHANNEL_POSITION_AUX7] = "aux7",
- [PA_CHANNEL_POSITION_AUX8] = "aux8",
- [PA_CHANNEL_POSITION_AUX9] = "aux9",
- [PA_CHANNEL_POSITION_AUX10] = "aux10",
- [PA_CHANNEL_POSITION_AUX11] = "aux11",
- [PA_CHANNEL_POSITION_AUX12] = "aux12",
- [PA_CHANNEL_POSITION_AUX13] = "aux13",
- [PA_CHANNEL_POSITION_AUX14] = "aux14",
- [PA_CHANNEL_POSITION_AUX15] = "aux15",
-
- [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",
-
- [PA_CHANNEL_POSITION_TOP_REAR_LEFT] = "top-rear-left",
- [PA_CHANNEL_POSITION_TOP_REAR_RIGHT] = "top-rear-right",
- [PA_CHANNEL_POSITION_TOP_REAR_CENTER] = "top-rear-center"
-};
-
-pa_channel_map* pa_channel_map_init(pa_channel_map *m) {
- unsigned c;
- assert(m);
-
- m->channels = 0;
-
- for (c = 0; c < PA_CHANNELS_MAX; c++)
- m->map[c] = PA_CHANNEL_POSITION_INVALID;
-
- return m;
-}
-
-pa_channel_map* pa_channel_map_init_mono(pa_channel_map *m) {
- assert(m);
-
- pa_channel_map_init(m);
-
- m->channels = 1;
- m->map[0] = PA_CHANNEL_POSITION_MONO;
- return m;
-}
-
-pa_channel_map* pa_channel_map_init_stereo(pa_channel_map *m) {
- assert(m);
-
- pa_channel_map_init(m);
-
- m->channels = 2;
- m->map[0] = PA_CHANNEL_POSITION_LEFT;
- m->map[1] = PA_CHANNEL_POSITION_RIGHT;
- return m;
-}
-
-pa_channel_map* pa_channel_map_init_auto(pa_channel_map *m, unsigned channels, pa_channel_map_def_t def) {
- assert(m);
- assert(channels > 0);
- assert(channels <= PA_CHANNELS_MAX);
-
- pa_channel_map_init(m);
-
- m->channels = channels;
-
- 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;
- m->map[2] = PA_CHANNEL_POSITION_FRONT_CENTER;
- m->map[3] = PA_CHANNEL_POSITION_FRONT_RIGHT;
- 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;
- }
-
- case PA_CHANNEL_MAP_ALSA:
-
- switch (channels) {
- 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;
- }
-
- case PA_CHANNEL_MAP_WAVEEX:
-
- switch (channels) {
- 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;
- }
-
- case PA_CHANNEL_MAP_OSS:
-
- switch (channels) {
- 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;
- /* 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;
- }
-
-
- default:
- return NULL;
- }
-}
-
-
-const char* pa_channel_position_to_string(pa_channel_position_t pos) {
-
- if (pos < 0 || pos >= PA_CHANNEL_POSITION_MAX)
- return NULL;
-
- return table[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;
-
- return 1;
-}
-
-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);
-
- *(e = s) = 0;
-
- for (channel = 0; channel < map->channels && l > 1; channel++) {
- l -= snprintf(e, l, "%s%s",
- first ? "" : ",",
- pa_channel_position_to_string(map->map[channel]));
-
- e = strchr(e, 0);
- first = 0;
- }
-
- return s;
-}
-
-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);
-
- memset(&map, 0, sizeof(map));
-
- if (strcmp(s, "stereo") == 0) {
- map.channels = 2;
- map.map[0] = PA_CHANNEL_POSITION_LEFT;
- map.map[1] = PA_CHANNEL_POSITION_RIGHT;
- goto finish;
- }
-
- 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;
- else if (strcmp(p, "right") == 0)
- map.map[map.channels++] = PA_CHANNEL_POSITION_RIGHT;
- else if (strcmp(p, "center") == 0)
- map.map[map.channels++] = PA_CHANNEL_POSITION_CENTER;
- else if (strcmp(p, "subwoofer") == 0)
- 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;
- }
- }
-
- pa_xfree(p);
- }
-
-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;
-
- }
-
- return 1;
-}
-