mirror of
https://github.com/alsa-project/alsa-utils
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48554fc28b
Signed-off-by: Jordi Mallach <jordi@debian.org> Signed-off-by: Takashi Iwai <tiwai@suse.de>
259 lines
6.7 KiB
C
259 lines
6.7 KiB
C
/*
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iecdump - dump IEC958 status bits on ALSA
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Copyright (C) 2003 by Takashi Iwai <tiwai@suse.de>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include <stdio.h>
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#include <alsa/asoundlib.h>
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struct category_str {
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int val;
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const char *name;
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};
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static const struct category_str con_category[] = {
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{ IEC958_AES1_CON_GENERAL, "general" },
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{ IEC958_AES1_CON_IEC908_CD, "CD" },
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{ IEC958_AES1_CON_NON_IEC908_CD, "non-IEC908 CD" },
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{ IEC958_AES1_CON_MINI_DISC, "Mini-Disc" },
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{ IEC958_AES1_CON_DVD, "DVD" },
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{ IEC958_AES1_CON_PCM_CODER, "PCM coder" },
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{ IEC958_AES1_CON_MIXER, "digital signal mixer" },
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{ IEC958_AES1_CON_RATE_CONVERTER, "rate converter" },
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{ IEC958_AES1_CON_SAMPLER, "sampler" },
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{ IEC958_AES1_CON_DSP, "digital sound processor" },
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{ IEC958_AES1_CON_DAT, "DAT" },
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{ IEC958_AES1_CON_VCR, "VCR" },
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{ IEC958_AES1_CON_DCC, "DCC" },
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{ IEC958_AES1_CON_MAGNETIC_DISC, "magnetic disc" },
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{ IEC958_AES1_CON_DAB_JAPAN, "digital audio broadcast (Japan)" },
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{ IEC958_AES1_CON_DAB_EUROPE, "digital audio broadcast (Europe)" },
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{ IEC958_AES1_CON_DAB_USA, "digital audio broadcast (USA)" },
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{ IEC958_AES1_CON_SOFTWARE, "software delivery" },
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{ IEC958_AES1_CON_SYNTHESIZER, "synthesizer" },
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{ IEC958_AES1_CON_MICROPHONE, "microphone" },
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{ IEC958_AES1_CON_ADC, "ADC without copyright information" },
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{ IEC958_AES1_CON_ADC_COPYRIGHT, "ADC with copyright information" },
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{ IEC958_AES1_CON_SOLIDMEM_DIGITAL_RECORDER_PLAYER, "flash memory recorder/player" },
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{ IEC958_AES1_CON_EXPERIMENTAL, "experimental" },
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};
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#define ARRAY_SIZE(x) (int)(sizeof(x)/sizeof(x[0]))
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void dump_iec958(snd_aes_iec958_t *iec)
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{
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int i;
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if (! (iec->status[0] & IEC958_AES0_PROFESSIONAL)) {
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/* consumer */
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printf("Mode: consumer\n");
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printf("Data: ");
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if (!(iec->status[0] & IEC958_AES0_NONAUDIO)) {
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printf("audio\n");
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} else {
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printf("non-audio\n");
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}
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printf("Rate: ");
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switch (iec->status[3] & IEC958_AES3_CON_FS) {
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case IEC958_AES3_CON_FS_22050:
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printf("22050 Hz\n");
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break;
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case IEC958_AES3_CON_FS_24000:
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printf("24000 Hz\n");
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break;
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case IEC958_AES3_CON_FS_32000:
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printf("32000 Hz\n");
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break;
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case IEC958_AES3_CON_FS_44100:
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printf("44100 Hz\n");
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break;
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case IEC958_AES3_CON_FS_48000:
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printf("48000 Hz\n");
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break;
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case IEC958_AES3_CON_FS_88200:
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printf("88200 Hz\n");
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break;
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case IEC958_AES3_CON_FS_96000:
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printf("96000 Hz\n");
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break;
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case IEC958_AES3_CON_FS_176400:
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printf("176400 Hz\n");
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break;
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case IEC958_AES3_CON_FS_192000:
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printf("192000 Hz\n");
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break;
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case IEC958_AES3_CON_FS_768000:
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printf("768000 Hz\n");
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break;
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case IEC958_AES3_CON_FS_NOTID:
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printf("not indicated\n");
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break;
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default:
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printf("unknown\n");
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break;
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}
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printf("Copyright: ");
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if (iec->status[0] & IEC958_AES0_CON_NOT_COPYRIGHT) {
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printf("permitted\n");
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} else {
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printf("protected\n");
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}
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printf("Emphasis: ");
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if ((iec->status[0] & IEC958_AES0_CON_EMPHASIS) != IEC958_AES0_CON_EMPHASIS_5015) {
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printf("none\n");
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} else {
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printf("50/15us\n");
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}
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printf("Category: ");
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for (i = 0; i < ARRAY_SIZE(con_category); i++) {
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if ((iec->status[1] & IEC958_AES1_CON_CATEGORY) == con_category[i].val) {
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printf("%s\n", con_category[i].name);
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break;
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}
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}
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if (i >= ARRAY_SIZE(con_category)) {
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printf("unknown 0x%x\n", iec->status[1] & IEC958_AES1_CON_CATEGORY);
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}
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printf("Original: ");
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if (iec->status[1] & IEC958_AES1_CON_ORIGINAL) {
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printf("original\n");
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} else {
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printf("1st generation\n");
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}
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printf("Clock: ");
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switch (iec->status[3] & IEC958_AES3_CON_CLOCK) {
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case IEC958_AES3_CON_CLOCK_1000PPM:
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printf("1000 ppm\n");
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break;
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case IEC958_AES3_CON_CLOCK_50PPM:
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printf("50 ppm\n");
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break;
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case IEC958_AES3_CON_CLOCK_VARIABLE:
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printf("variable pitch\n");
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break;
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default:
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printf("unknown\n");
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break;
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}
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} else {
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printf("Mode: professional\n");
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printf("Data: ");
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if (!(iec->status[0] & IEC958_AES0_NONAUDIO)) {
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printf("audio\n");
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} else {
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printf("non-audio\n");
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}
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printf("Rate: ");
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switch (iec->status[0] & IEC958_AES0_PRO_FS) {
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case IEC958_AES0_PRO_FS_44100:
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printf("44100 Hz\n");
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break;
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case IEC958_AES0_PRO_FS_48000:
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printf("48000 Hz\n");
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break;
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case IEC958_AES0_PRO_FS_32000:
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printf("32000 Hz\n");
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break;
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default:
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printf("unknown\n");
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break;
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}
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printf("Rate Locked: ");
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if (iec->status[0] & IEC958_AES0_PRO_FREQ_UNLOCKED)
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printf("no\n");
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else
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printf("yes\n");
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printf("Emphasis: ");
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switch (iec->status[0] & IEC958_AES0_PRO_EMPHASIS) {
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case IEC958_AES0_PRO_EMPHASIS_CCITT:
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printf("CCITT J.17\n");
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break;
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case IEC958_AES0_PRO_EMPHASIS_NONE:
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printf("none\n");
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break;
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case IEC958_AES0_PRO_EMPHASIS_5015:
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printf("50/15us\n");
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break;
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case IEC958_AES0_PRO_EMPHASIS_NOTID:
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default:
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printf("unknown\n");
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break;
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}
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printf("Stereophonic: ");
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if ((iec->status[1] & IEC958_AES1_PRO_MODE) == IEC958_AES1_PRO_MODE_STEREOPHONIC) {
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printf("stereo\n");
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} else {
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printf("not indicated\n");
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}
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printf("Userbits: ");
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switch (iec->status[1] & IEC958_AES1_PRO_USERBITS) {
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case IEC958_AES1_PRO_USERBITS_192:
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printf("192bit\n");
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break;
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case IEC958_AES1_PRO_USERBITS_UDEF:
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printf("user-defined\n");
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break;
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default:
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printf("unknown\n");
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break;
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}
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printf("Sample Bits: ");
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switch (iec->status[2] & IEC958_AES2_PRO_SBITS) {
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case IEC958_AES2_PRO_SBITS_20:
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printf("20 bit\n");
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break;
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case IEC958_AES2_PRO_SBITS_24:
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printf("24 bit\n");
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break;
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case IEC958_AES2_PRO_SBITS_UDEF:
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printf("user defined\n");
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break;
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default:
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printf("unknown\n");
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break;
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}
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printf("Word Length: ");
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switch (iec->status[2] & IEC958_AES2_PRO_WORDLEN) {
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case IEC958_AES2_PRO_WORDLEN_22_18:
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printf("22 bit or 18 bit\n");
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break;
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case IEC958_AES2_PRO_WORDLEN_23_19:
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printf("23 bit or 19 bit\n");
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break;
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case IEC958_AES2_PRO_WORDLEN_24_20:
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printf("24 bit or 20 bit\n");
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break;
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case IEC958_AES2_PRO_WORDLEN_20_16:
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printf("20 bit or 16 bit\n");
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break;
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default:
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printf("unknown\n");
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break;
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}
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}
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}
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