1 /* 2 * replay-audio.c 3 * 4 * Copyright (c) 2010-2017 Institute for System Programming 5 * of the Russian Academy of Sciences. 6 * 7 * This work is licensed under the terms of the GNU GPL, version 2 or later. 8 * See the COPYING file in the top-level directory. 9 * 10 */ 11 12 #include "qemu/osdep.h" 13 #include "qemu/error-report.h" 14 #include "sysemu/replay.h" 15 #include "replay-internal.h" 16 #include "sysemu/sysemu.h" 17 #include "audio/audio.h" 18 19 void replay_audio_out(int *played) 20 { 21 if (replay_mode == REPLAY_MODE_RECORD) { 22 replay_save_instructions(); 23 replay_mutex_lock(); 24 replay_put_event(EVENT_AUDIO_OUT); 25 replay_put_dword(*played); 26 replay_mutex_unlock(); 27 } else if (replay_mode == REPLAY_MODE_PLAY) { 28 replay_account_executed_instructions(); 29 replay_mutex_lock(); 30 if (replay_next_event_is(EVENT_AUDIO_OUT)) { 31 *played = replay_get_dword(); 32 replay_finish_event(); 33 replay_mutex_unlock(); 34 } else { 35 replay_mutex_unlock(); 36 error_report("Missing audio out event in the replay log"); 37 abort(); 38 } 39 } 40 } 41 42 void replay_audio_in(int *recorded, void *samples, int *wpos, int size) 43 { 44 int pos; 45 uint64_t left, right; 46 if (replay_mode == REPLAY_MODE_RECORD) { 47 replay_save_instructions(); 48 replay_mutex_lock(); 49 replay_put_event(EVENT_AUDIO_IN); 50 replay_put_dword(*recorded); 51 replay_put_dword(*wpos); 52 for (pos = (*wpos - *recorded + size) % size ; pos != *wpos 53 ; pos = (pos + 1) % size) { 54 audio_sample_to_uint64(samples, pos, &left, &right); 55 replay_put_qword(left); 56 replay_put_qword(right); 57 } 58 replay_mutex_unlock(); 59 } else if (replay_mode == REPLAY_MODE_PLAY) { 60 replay_account_executed_instructions(); 61 replay_mutex_lock(); 62 if (replay_next_event_is(EVENT_AUDIO_IN)) { 63 *recorded = replay_get_dword(); 64 *wpos = replay_get_dword(); 65 for (pos = (*wpos - *recorded + size) % size ; pos != *wpos 66 ; pos = (pos + 1) % size) { 67 left = replay_get_qword(); 68 right = replay_get_qword(); 69 audio_sample_from_uint64(samples, pos, left, right); 70 } 71 replay_finish_event(); 72 replay_mutex_unlock(); 73 } else { 74 replay_mutex_unlock(); 75 error_report("Missing audio in event in the replay log"); 76 abort(); 77 } 78 } 79 } 80