Peter Maydell | 6086a56 | 2016-01-18 17:33:52 +0000 | [diff] [blame] | 1 | #include "qemu/osdep.h" |
Kevin Wolf | 947e474 | 2020-10-05 17:58:44 +0200 | [diff] [blame] | 2 | #include "qemu/qemu-print.h" |
Markus Armbruster | e688df6 | 2018-02-01 12:18:31 +0100 | [diff] [blame] | 3 | #include "qapi/error.h" |
Markus Armbruster | d49b683 | 2015-03-17 18:29:20 +0100 | [diff] [blame] | 4 | #include "qemu/error-report.h" |
pbrook | 87ecb68 | 2007-11-17 17:14:51 +0000 | [diff] [blame] | 5 | #include "audio.h" |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 6 | |
| 7 | typedef struct { |
Juan Quintela | b04df2a | 2011-09-20 15:16:28 +0200 | [diff] [blame] | 8 | FILE *f; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 9 | int bytes; |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 10 | char *path; |
| 11 | int freq; |
| 12 | int bits; |
| 13 | int nchannels; |
| 14 | CaptureVoiceOut *cap; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 15 | } WAVState; |
| 16 | |
| 17 | /* VICE code: Store number as little endian. */ |
| 18 | static void le_store (uint8_t *buf, uint32_t val, int len) |
| 19 | { |
| 20 | int i; |
| 21 | for (i = 0; i < len; i++) { |
| 22 | buf[i] = (uint8_t) (val & 0xff); |
| 23 | val >>= 8; |
| 24 | } |
| 25 | } |
| 26 | |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 27 | static void wav_notify (void *opaque, audcnotification_e cmd) |
| 28 | { |
| 29 | (void) opaque; |
| 30 | (void) cmd; |
| 31 | } |
| 32 | |
| 33 | static void wav_destroy (void *opaque) |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 34 | { |
| 35 | WAVState *wav = opaque; |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 36 | uint8_t rlen[4]; |
| 37 | uint8_t dlen[4]; |
| 38 | uint32_t datalen = wav->bytes; |
| 39 | uint32_t rifflen = datalen + 36; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 40 | |
bellard | e84a4fe | 2006-08-07 21:35:12 +0000 | [diff] [blame] | 41 | if (wav->f) { |
| 42 | le_store (rlen, rifflen, 4); |
| 43 | le_store (dlen, datalen, 4); |
ths | f941aa2 | 2007-02-17 22:19:29 +0000 | [diff] [blame] | 44 | |
Juan Quintela | b04df2a | 2011-09-20 15:16:28 +0200 | [diff] [blame] | 45 | if (fseek (wav->f, 4, SEEK_SET)) { |
Dr. David Alan Gilbert | 8beaac1 | 2017-03-20 17:38:40 +0000 | [diff] [blame] | 46 | error_report("wav_destroy: rlen fseek failed: %s", |
| 47 | strerror(errno)); |
Juan Quintela | b04df2a | 2011-09-20 15:16:28 +0200 | [diff] [blame] | 48 | goto doclose; |
| 49 | } |
| 50 | if (fwrite (rlen, 4, 1, wav->f) != 1) { |
Dr. David Alan Gilbert | 8beaac1 | 2017-03-20 17:38:40 +0000 | [diff] [blame] | 51 | error_report("wav_destroy: rlen fwrite failed: %s", |
| 52 | strerror(errno)); |
Juan Quintela | b04df2a | 2011-09-20 15:16:28 +0200 | [diff] [blame] | 53 | goto doclose; |
| 54 | } |
| 55 | if (fseek (wav->f, 32, SEEK_CUR)) { |
Dr. David Alan Gilbert | 8beaac1 | 2017-03-20 17:38:40 +0000 | [diff] [blame] | 56 | error_report("wav_destroy: dlen fseek failed: %s", |
| 57 | strerror(errno)); |
Juan Quintela | b04df2a | 2011-09-20 15:16:28 +0200 | [diff] [blame] | 58 | goto doclose; |
| 59 | } |
| 60 | if (fwrite (dlen, 1, 4, wav->f) != 4) { |
Dr. David Alan Gilbert | 8beaac1 | 2017-03-20 17:38:40 +0000 | [diff] [blame] | 61 | error_report("wav_destroy: dlen fwrite failed: %s", |
| 62 | strerror(errno)); |
Juan Quintela | b04df2a | 2011-09-20 15:16:28 +0200 | [diff] [blame] | 63 | goto doclose; |
| 64 | } |
| 65 | doclose: |
| 66 | if (fclose (wav->f)) { |
Le Tan | 69e9950 | 2014-05-10 07:55:20 +0800 | [diff] [blame] | 67 | error_report("wav_destroy: fclose failed: %s", strerror(errno)); |
Juan Quintela | b04df2a | 2011-09-20 15:16:28 +0200 | [diff] [blame] | 68 | } |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 69 | } |
ths | f941aa2 | 2007-02-17 22:19:29 +0000 | [diff] [blame] | 70 | |
Anthony Liguori | 7267c09 | 2011-08-20 22:09:37 -0500 | [diff] [blame] | 71 | g_free (wav->path); |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 72 | } |
| 73 | |
Philippe Mathieu-Daudé | 57a878e | 2020-05-05 15:25:58 +0200 | [diff] [blame] | 74 | static void wav_capture(void *opaque, const void *buf, int size) |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 75 | { |
| 76 | WAVState *wav = opaque; |
| 77 | |
Juan Quintela | b04df2a | 2011-09-20 15:16:28 +0200 | [diff] [blame] | 78 | if (fwrite (buf, size, 1, wav->f) != 1) { |
Dr. David Alan Gilbert | 8beaac1 | 2017-03-20 17:38:40 +0000 | [diff] [blame] | 79 | error_report("wav_capture: fwrite error: %s", strerror(errno)); |
Juan Quintela | b04df2a | 2011-09-20 15:16:28 +0200 | [diff] [blame] | 80 | } |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 81 | wav->bytes += size; |
| 82 | } |
| 83 | |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 84 | static void wav_capture_destroy (void *opaque) |
| 85 | { |
| 86 | WAVState *wav = opaque; |
| 87 | |
| 88 | AUD_del_capture (wav->cap, wav); |
Marc-André Lureau | 7bdfd90 | 2017-05-04 02:38:44 +0400 | [diff] [blame] | 89 | g_free (wav); |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 90 | } |
| 91 | |
| 92 | static void wav_capture_info (void *opaque) |
| 93 | { |
| 94 | WAVState *wav = opaque; |
| 95 | char *path = wav->path; |
| 96 | |
Kevin Wolf | 947e474 | 2020-10-05 17:58:44 +0200 | [diff] [blame] | 97 | qemu_printf("Capturing audio(%d,%d,%d) to %s: %d bytes\n", |
| 98 | wav->freq, wav->bits, wav->nchannels, |
| 99 | path ? path : "<not available>", wav->bytes); |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 100 | } |
| 101 | |
| 102 | static struct capture_ops wav_capture_ops = { |
| 103 | .destroy = wav_capture_destroy, |
| 104 | .info = wav_capture_info |
| 105 | }; |
| 106 | |
Kővágó, Zoltán | ecd97e9 | 2019-08-19 01:06:47 +0200 | [diff] [blame] | 107 | int wav_start_capture(AudioState *state, CaptureState *s, const char *path, |
| 108 | int freq, int bits, int nchannels) |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 109 | { |
| 110 | WAVState *wav; |
| 111 | uint8_t hdr[] = { |
| 112 | 0x52, 0x49, 0x46, 0x46, 0x00, 0x00, 0x00, 0x00, 0x57, 0x41, 0x56, |
| 113 | 0x45, 0x66, 0x6d, 0x74, 0x20, 0x10, 0x00, 0x00, 0x00, 0x01, 0x00, |
| 114 | 0x02, 0x00, 0x44, 0xac, 0x00, 0x00, 0x10, 0xb1, 0x02, 0x00, 0x04, |
| 115 | 0x00, 0x10, 0x00, 0x64, 0x61, 0x74, 0x61, 0x00, 0x00, 0x00, 0x00 |
| 116 | }; |
malc | 1ea879e | 2008-12-03 22:48:44 +0000 | [diff] [blame] | 117 | struct audsettings as; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 118 | struct audio_capture_ops ops; |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 119 | int stereo, bits16, shift; |
| 120 | CaptureVoiceOut *cap; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 121 | |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 122 | if (bits != 8 && bits != 16) { |
Dr. David Alan Gilbert | 8beaac1 | 2017-03-20 17:38:40 +0000 | [diff] [blame] | 123 | error_report("incorrect bit count %d, must be 8 or 16", bits); |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 124 | return -1; |
| 125 | } |
| 126 | |
| 127 | if (nchannels != 1 && nchannels != 2) { |
Dr. David Alan Gilbert | 8beaac1 | 2017-03-20 17:38:40 +0000 | [diff] [blame] | 128 | error_report("incorrect channel count %d, must be 1 or 2", |
| 129 | nchannels); |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 130 | return -1; |
| 131 | } |
| 132 | |
| 133 | stereo = nchannels == 2; |
| 134 | bits16 = bits == 16; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 135 | |
| 136 | as.freq = freq; |
| 137 | as.nchannels = 1 << stereo; |
Kővágó, Zoltán | 85bc585 | 2019-03-08 23:34:13 +0100 | [diff] [blame] | 138 | as.fmt = bits16 ? AUDIO_FORMAT_S16 : AUDIO_FORMAT_U8; |
bellard | d929eba | 2006-07-04 21:47:22 +0000 | [diff] [blame] | 139 | as.endianness = 0; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 140 | |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 141 | ops.notify = wav_notify; |
| 142 | ops.capture = wav_capture; |
| 143 | ops.destroy = wav_destroy; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 144 | |
Anthony Liguori | 7267c09 | 2011-08-20 22:09:37 -0500 | [diff] [blame] | 145 | wav = g_malloc0 (sizeof (*wav)); |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 146 | |
| 147 | shift = bits16 + stereo; |
| 148 | hdr[34] = bits16 ? 0x10 : 0x08; |
| 149 | |
| 150 | le_store (hdr + 22, as.nchannels, 2); |
| 151 | le_store (hdr + 24, freq, 4); |
| 152 | le_store (hdr + 28, freq << shift, 4); |
| 153 | le_store (hdr + 32, 1 << shift, 2); |
| 154 | |
Juan Quintela | b04df2a | 2011-09-20 15:16:28 +0200 | [diff] [blame] | 155 | wav->f = fopen (path, "wb"); |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 156 | if (!wav->f) { |
Dr. David Alan Gilbert | 8beaac1 | 2017-03-20 17:38:40 +0000 | [diff] [blame] | 157 | error_report("Failed to open wave file `%s': %s", |
| 158 | path, strerror(errno)); |
Anthony Liguori | 7267c09 | 2011-08-20 22:09:37 -0500 | [diff] [blame] | 159 | g_free (wav); |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 160 | return -1; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 161 | } |
| 162 | |
Anthony Liguori | 7267c09 | 2011-08-20 22:09:37 -0500 | [diff] [blame] | 163 | wav->path = g_strdup (path); |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 164 | wav->bits = bits; |
| 165 | wav->nchannels = nchannels; |
| 166 | wav->freq = freq; |
| 167 | |
Juan Quintela | b04df2a | 2011-09-20 15:16:28 +0200 | [diff] [blame] | 168 | if (fwrite (hdr, sizeof (hdr), 1, wav->f) != 1) { |
Dr. David Alan Gilbert | 8beaac1 | 2017-03-20 17:38:40 +0000 | [diff] [blame] | 169 | error_report("Failed to write header: %s", strerror(errno)); |
Juan Quintela | b04df2a | 2011-09-20 15:16:28 +0200 | [diff] [blame] | 170 | goto error_free; |
| 171 | } |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 172 | |
Kővágó, Zoltán | ecd97e9 | 2019-08-19 01:06:47 +0200 | [diff] [blame] | 173 | cap = AUD_add_capture(state, &as, &ops, wav); |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 174 | if (!cap) { |
Dr. David Alan Gilbert | 8beaac1 | 2017-03-20 17:38:40 +0000 | [diff] [blame] | 175 | error_report("Failed to add audio capture"); |
Juan Quintela | b04df2a | 2011-09-20 15:16:28 +0200 | [diff] [blame] | 176 | goto error_free; |
bellard | ec36b69 | 2006-07-16 18:57:03 +0000 | [diff] [blame] | 177 | } |
| 178 | |
| 179 | wav->cap = cap; |
| 180 | s->opaque = wav; |
| 181 | s->ops = wav_capture_ops; |
| 182 | return 0; |
Juan Quintela | b04df2a | 2011-09-20 15:16:28 +0200 | [diff] [blame] | 183 | |
| 184 | error_free: |
| 185 | g_free (wav->path); |
| 186 | if (fclose (wav->f)) { |
Dr. David Alan Gilbert | 8beaac1 | 2017-03-20 17:38:40 +0000 | [diff] [blame] | 187 | error_report("Failed to close wave file: %s", strerror(errno)); |
Juan Quintela | b04df2a | 2011-09-20 15:16:28 +0200 | [diff] [blame] | 188 | } |
| 189 | g_free (wav); |
| 190 | return -1; |
bellard | 8ead62c | 2006-07-04 16:51:32 +0000 | [diff] [blame] | 191 | } |