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-rw-r--r--alsa-utils/iecset/iecbits.c259
1 files changed, 259 insertions, 0 deletions
diff --git a/alsa-utils/iecset/iecbits.c b/alsa-utils/iecset/iecbits.c
new file mode 100644
index 0000000..edea932
--- /dev/null
+++ b/alsa-utils/iecset/iecbits.c
@@ -0,0 +1,259 @@
+/*
+ iecdump - dump IEC958 status bits on ALSA
+ Copyright (C) 2003 by Takashi Iwai <tiwai@suse.de>
+
+ This program is free software; you can redistribute it and/or
+ modify it under the terms of the GNU General Public License
+ as published by the Free Software Foundation; either version 2
+ of the License, or (at your option) any later version.
+
+ This program 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 General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include <stdio.h>
+#include <alsa/asoundlib.h>
+
+struct category_str {
+ int val;
+ const char *name;
+};
+
+static const struct category_str con_category[] = {
+ { IEC958_AES1_CON_GENERAL, "general" },
+
+ { IEC958_AES1_CON_IEC908_CD, "CD" },
+ { IEC958_AES1_CON_NON_IEC908_CD, "non-IEC908 CD" },
+ { IEC958_AES1_CON_MINI_DISC, "Mini-Disc" },
+ { IEC958_AES1_CON_DVD, "DVD" },
+
+ { IEC958_AES1_CON_PCM_CODER, "PCM coder" },
+ { IEC958_AES1_CON_MIXER, "digital signal mixer" },
+ { IEC958_AES1_CON_RATE_CONVERTER, "rate converter" },
+ { IEC958_AES1_CON_SAMPLER, "sampler" },
+ { IEC958_AES1_CON_DSP, "digital sound processor" },
+
+ { IEC958_AES1_CON_DAT, "DAT" },
+ { IEC958_AES1_CON_VCR, "VCR" },
+ { IEC958_AES1_CON_DCC, "DCC" },
+ { IEC958_AES1_CON_MAGNETIC_DISC, "magnetic disc" },
+
+ { IEC958_AES1_CON_DAB_JAPAN, "digital audio broadcast (Japan)" },
+ { IEC958_AES1_CON_DAB_EUROPE, "digital audio broadcast (Europe)" },
+ { IEC958_AES1_CON_DAB_USA, "digital audio broadcast (USA)" },
+ { IEC958_AES1_CON_SOFTWARE, "software delivery" },
+
+ { IEC958_AES1_CON_SYNTHESIZER, "synthesizer" },
+ { IEC958_AES1_CON_MICROPHONE, "microphone" },
+
+ { IEC958_AES1_CON_ADC, "ADC without copyright information" },
+
+ { IEC958_AES1_CON_ADC_COPYRIGHT, "ADC with copyright information" },
+
+ { IEC958_AES1_CON_SOLIDMEM_DIGITAL_RECORDER_PLAYER, "flash memory recorder/player" },
+
+ { IEC958_AES1_CON_EXPERIMENTAL, "experimental" },
+};
+
+
+#define ARRAY_SIZE(x) (int)(sizeof(x)/sizeof(x[0]))
+
+void dump_iec958(snd_aes_iec958_t *iec)
+{
+ int i;
+
+ if (! (iec->status[0] & IEC958_AES0_PROFESSIONAL)) {
+ /* consumer */
+ printf("Mode: consumer\n");
+ printf("Data: ");
+ if (!(iec->status[0] & IEC958_AES0_NONAUDIO)) {
+ printf("audio\n");
+ } else {
+ printf("non-audio\n");
+ }
+ printf("Rate: ");
+ switch (iec->status[3] & IEC958_AES3_CON_FS) {
+ case IEC958_AES3_CON_FS_22050:
+ printf("22050 Hz\n");
+ break;
+ case IEC958_AES3_CON_FS_24000:
+ printf("24000 Hz\n");
+ break;
+ case IEC958_AES3_CON_FS_32000:
+ printf("32000 Hz\n");
+ break;
+ case IEC958_AES3_CON_FS_44100:
+ printf("44100 Hz\n");
+ break;
+ case IEC958_AES3_CON_FS_48000:
+ printf("48000 Hz\n");
+ break;
+ case IEC958_AES3_CON_FS_88200:
+ printf("88200 Hz\n");
+ break;
+ case IEC958_AES3_CON_FS_96000:
+ printf("96000 Hz\n");
+ break;
+ case IEC958_AES3_CON_FS_176400:
+ printf("176400 Hz\n");
+ break;
+ case IEC958_AES3_CON_FS_192000:
+ printf("192000 Hz\n");
+ break;
+ case IEC958_AES3_CON_FS_768000:
+ printf("768000 Hz\n");
+ break;
+ case IEC958_AES3_CON_FS_NOTID:
+ printf("not indicated\n");
+ break;
+ default:
+ printf("unknown\n");
+ break;
+ }
+ printf("Copyright: ");
+ if (iec->status[0] & IEC958_AES0_CON_NOT_COPYRIGHT) {
+ printf("permitted\n");
+ } else {
+ printf("protected\n");
+ }
+ printf("Emphasis: ");
+ if ((iec->status[0] & IEC958_AES0_CON_EMPHASIS) != IEC958_AES0_CON_EMPHASIS_5015) {
+ printf("none\n");
+ } else {
+ printf("50/15us\n");
+ }
+ printf("Category: ");
+ for (i = 0; i < ARRAY_SIZE(con_category); i++) {
+ if ((iec->status[1] & IEC958_AES1_CON_CATEGORY) == con_category[i].val) {
+ printf("%s\n", con_category[i].name);
+ break;
+ }
+ }
+ if (i >= ARRAY_SIZE(con_category)) {
+ printf("unknown 0x%x\n", iec->status[1] & IEC958_AES1_CON_CATEGORY);
+ }
+ printf("Original: ");
+ if (iec->status[1] & IEC958_AES1_CON_ORIGINAL) {
+ printf("original\n");
+ } else {
+ printf("1st generation\n");
+ }
+ printf("Clock: ");
+ switch (iec->status[3] & IEC958_AES3_CON_CLOCK) {
+ case IEC958_AES3_CON_CLOCK_1000PPM:
+ printf("1000 ppm\n");
+ break;
+ case IEC958_AES3_CON_CLOCK_50PPM:
+ printf("50 ppm\n");
+ break;
+ case IEC958_AES3_CON_CLOCK_VARIABLE:
+ printf("variable pitch\n");
+ break;
+ default:
+ printf("unknown\n");
+ break;
+ }
+ } else {
+ printf("Mode: professional\n");
+ printf("Data: ");
+ if (!(iec->status[0] & IEC958_AES0_NONAUDIO)) {
+ printf("audio\n");
+ } else {
+ printf("non-audio\n");
+ }
+ printf("Rate: ");
+ switch (iec->status[0] & IEC958_AES0_PRO_FS) {
+ case IEC958_AES0_PRO_FS_44100:
+ printf("44100 Hz\n");
+ break;
+ case IEC958_AES0_PRO_FS_48000:
+ printf("48000 Hz\n");
+ break;
+ case IEC958_AES0_PRO_FS_32000:
+ printf("32000 Hz\n");
+ break;
+ default:
+ printf("unknown\n");
+ break;
+ }
+ printf("Rate Locked: ");
+ if (iec->status[0] & IEC958_AES0_PRO_FREQ_UNLOCKED)
+ printf("no\n");
+ else
+ printf("yes\n");
+ printf("Emphasis: ");
+ switch (iec->status[0] & IEC958_AES0_PRO_EMPHASIS) {
+ case IEC958_AES0_PRO_EMPHASIS_CCITT:
+ printf("CCITT J.17\n");
+ break;
+ case IEC958_AES0_PRO_EMPHASIS_NONE:
+ printf("none\n");
+ break;
+ case IEC958_AES0_PRO_EMPHASIS_5015:
+ printf("50/15us\n");
+ break;
+ case IEC958_AES0_PRO_EMPHASIS_NOTID:
+ default:
+ printf("unknown\n");
+ break;
+ }
+ printf("Stereophonic: ");
+ if ((iec->status[1] & IEC958_AES1_PRO_MODE) == IEC958_AES1_PRO_MODE_STEREOPHONIC) {
+ printf("stereo\n");
+ } else {
+ printf("not indicated\n");
+ }
+ printf("Userbits: ");
+ switch (iec->status[1] & IEC958_AES1_PRO_USERBITS) {
+ case IEC958_AES1_PRO_USERBITS_192:
+ printf("192bit\n");
+ break;
+ case IEC958_AES1_PRO_USERBITS_UDEF:
+ printf("user-defined\n");
+ break;
+ default:
+ printf("unkown\n");
+ break;
+ }
+ printf("Sample Bits: ");
+ switch (iec->status[2] & IEC958_AES2_PRO_SBITS) {
+ case IEC958_AES2_PRO_SBITS_20:
+ printf("20 bit\n");
+ break;
+ case IEC958_AES2_PRO_SBITS_24:
+ printf("24 bit\n");
+ break;
+ case IEC958_AES2_PRO_SBITS_UDEF:
+ printf("user defined\n");
+ break;
+ default:
+ printf("unknown\n");
+ break;
+ }
+ printf("Word Length: ");
+ switch (iec->status[2] & IEC958_AES2_PRO_WORDLEN) {
+ case IEC958_AES2_PRO_WORDLEN_22_18:
+ printf("22 bit or 18 bit\n");
+ break;
+ case IEC958_AES2_PRO_WORDLEN_23_19:
+ printf("23 bit or 19 bit\n");
+ break;
+ case IEC958_AES2_PRO_WORDLEN_24_20:
+ printf("24 bit or 20 bit\n");
+ break;
+ case IEC958_AES2_PRO_WORDLEN_20_16:
+ printf("20 bit or 16 bit\n");
+ break;
+ default:
+ printf("unknown\n");
+ break;
+ }
+ }
+}
+
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