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/qmp/qdict.h" 30 31 static QLIST_HEAD (capture_list_head, CaptureState) capture_head; 32 33 void hmp_info_capture(Monitor *mon, const QDict *qdict) 34 { 35 int i; 36 CaptureState *s; 37 38 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) { 39 monitor_printf(mon, "[%d]: ", i); 40 s->ops.info (s->opaque); 41 } 42 } 43 44 void hmp_stopcapture(Monitor *mon, const QDict *qdict) 45 { 46 int i; 47 int n = qdict_get_int(qdict, "n"); 48 CaptureState *s; 49 50 for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) { 51 if (i == n) { 52 s->ops.destroy (s->opaque); 53 QLIST_REMOVE (s, entries); 54 g_free (s); 55 return; 56 } 57 } 58 } 59 60 void hmp_wavcapture(Monitor *mon, const QDict *qdict) 61 { 62 const char *path = qdict_get_str(qdict, "path"); 63 int freq = qdict_get_try_int(qdict, "freq", 44100); 64 int bits = qdict_get_try_int(qdict, "bits", 16); 65 int nchannels = qdict_get_try_int(qdict, "nchannels", 2); 66 const char *audiodev = qdict_get_str(qdict, "audiodev"); 67 CaptureState *s; 68 AudioState *as = audio_state_by_name(audiodev); 69 70 if (!as) { 71 monitor_printf(mon, "Audiodev '%s' not found\n", audiodev); 72 return; 73 } 74 75 s = g_malloc0 (sizeof (*s)); 76 77 if (wav_start_capture(as, s, path, freq, bits, nchannels)) { 78 monitor_printf(mon, "Failed to add wave capture\n"); 79 g_free (s); 80 return; 81 } 82 QLIST_INSERT_HEAD (&capture_head, s, entries); 83 } 84