Changeset 3328:5d21c87bce42 in roaraudio for libroardsp

Timestamp:

02/04/10 01:18:33 (14 years ago)

Author:

phi

Branch:

default

Phase:

public

Message:

some channale name functions

File:

• libroardsp/channels.c (modified) (1 diff)

libroardsp/channels.c

@@ -25 +25 @@
 #include "libroardsp.h"
 
+static struct {
+ int id;
+ char * name;
+ char * sn;
+} _g_chans[] = {
+ {ROARDSP_CHAN_NONE,           "NONE",           "NONE"           },
+ {ROARDSP_CHAN_FRONT_LEFT,     "FRONT_LEFT",     "FL"             },
+ {ROARDSP_CHAN_FRONT_RIGHT,    "FRONT_RIGHT",    "FR"             },
+ {ROARDSP_CHAN_SIDE_LEFT,      "SIDE_LEFT",      "SL"             },
+ {ROARDSP_CHAN_SIDE_RIGHT,     "SIDE_RIGHT",     "SR"             },
+ {ROARDSP_CHAN_BACK_LEFT,      "BACK_LEFT",      "BL"             },
+ {ROARDSP_CHAN_BACK_RIGHT,     "BACK_RIGHT",     "BR"             },
+ {ROARDSP_CHAN_FRONT_CENTER,   "FRONT_CENTER",   "FC"             },
+ {ROARDSP_CHAN_SIDE_CENTER,    "SIDE_CENTER",    "SC"             },
+ {ROARDSP_CHAN_BACK_CENTER,    "BACK_CENTER",    "BC"             },
+ {ROARDSP_CHAN_LEFT,           "LEFT",           "L"              }, // alias
+ {ROARDSP_CHAN_RIGHT,          "RIGHT",          "R"              }, // alias
+ {ROARDSP_CHAN_CENTER,         "CENTER",         "C"              }, // alias
+ {ROARDSP_CHAN_MONO,           "MONO",           "M"              }, // alias
+ {ROARDSP_CHAN_MS_MID,         "MS_MID",         "MID"            },
+ {ROARDSP_CHAN_MS_SIDE,        "MS_SIDE",        "SIDE"           },
+ {ROARDSP_CHAN_LFE,            "LFE",            "LFE"            },
+ {ROARDSP_CHAN_EOL, NULL, NULL}
+};
+
+char * roardsp_chan2str (int chan) {
+ int i;
+
+ for (i = 0; _g_chans[i].id != ROARDSP_CHAN_EOL; i++)
+  if ( _g_chans[i].id == chan )
+   return _g_chans[i].name;
+
+ return NULL;
+}
+
+int roardsp_str2chan(char * str) {
+ int i;
+
+ for (i = 0; _g_chans[i].id != ROARDSP_CHAN_EOL; i++)
+  if ( !strcasecmp(_g_chans[i].name, str) || !strcasecmp(_g_chans[i].sn, str) )
+   return _g_chans[i].id;
+
+ return -1;
+}
 
 //ll