| /* |
| 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; |
| } |
| } |
| } |
| |