1 /* 2 * HMP commands related to audio backends 3 * 4 * Copyright (c) 2003-2004 Fabrice Bellard 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a copy 7 * of this software and associated documentation files (the "Software"), to deal 8 * in the Software without restriction, including without limitation the rights 9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 10 * copies of the Software, and to permit persons to whom the Software is 11 * furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in 14 * all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 22 * THE SOFTWARE. 23 */ 24 25 #include "qemu/osdep.h" 26 #include "audio/audio.h" 27 #include "monitor/hmp.h" 28 #include "monitor/monitor.h" 29 #include "qapi/error.h" 30 #include "qapi/qmp/qdict.h" 31 32 static QLIST_HEAD (capture_list_head, CaptureState) capture_head; 33 34 void hmp_info_capture(Monitor *mon, const QDict *qdict) 35 { 36 int i; 37 CaptureState *s; 38 39 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) { 40 monitor_printf(mon, "[%d]: ", i); 41 s->ops.info (s->opaque); 42 } 43 } 44 45 void hmp_stopcapture(Monitor *mon, const QDict *qdict) 46 { 47 int i; 48 int n = qdict_get_int(qdict, "n"); 49 CaptureState *s; 50 51 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) { 52 if (i == n) { 53 s->ops.destroy (s->opaque); 54 QLIST_REMOVE (s, entries); 55 g_free (s); 56 return; 57 } 58 } 59 } 60 61 void hmp_wavcapture(Monitor *mon, const QDict *qdict) 62 { 63 const char *path = qdict_get_str(qdict, "path"); 64 int freq = qdict_get_try_int(qdict, "freq", 44100); 65 int bits = qdict_get_try_int(qdict, "bits", 16); 66 int nchannels = qdict_get_try_int(qdict, "nchannels", 2); 67 const char *audiodev = qdict_get_str(qdict, "audiodev"); 68 CaptureState *s; 69 Error *local_err = NULL; 70 AudioState *as = audio_state_by_name(audiodev, &local_err); 71 72 if (!as) { 73 error_report_err(local_err); 74 return; 75 } 76 77 s = g_malloc0 (sizeof (*s)); 78 79 if (wav_start_capture(as, s, path, freq, bits, nchannels)) { 80 monitor_printf(mon, "Failed to add wave capture\n"); 81 g_free (s); 82 return; 83 } 84 QLIST_INSERT_HEAD (&capture_head, s, entries); 85 } 86