| 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 "system/replay.h" |
| 15 | #include "replay-internal.h" |
| 16 | |
| 17 | void replay_audio_out(size_t *played) |
| 18 | { |
| 19 | if (replay_mode == REPLAY_MODE_RECORD) { |
| 20 | g_assert(replay_mutex_locked()); |
| 21 | replay_save_instructions(); |
| 22 | replay_put_event(EVENT_AUDIO_OUT); |
| 23 | replay_put_qword(*played); |
| 24 | } else if (replay_mode == REPLAY_MODE_PLAY) { |
| 25 | g_assert(replay_mutex_locked()); |
| 26 | replay_account_executed_instructions(); |
| 27 | if (replay_next_event_is(EVENT_AUDIO_OUT)) { |
| 28 | *played = replay_get_qword(); |
| 29 | replay_finish_event(); |
| 30 | } else { |
| 31 | error_report("Missing audio out event in the replay log"); |
| 32 | abort(); |
| 33 | } |
| 34 | } |
| 35 | } |
| 36 | |
| 37 | void replay_audio_in_start(size_t *nsamples) |
| 38 | { |
| 39 | if (replay_mode == REPLAY_MODE_RECORD) { |
| 40 | g_assert(replay_mutex_locked()); |
| 41 | replay_save_instructions(); |
| 42 | replay_put_event(EVENT_AUDIO_IN); |
| 43 | replay_put_qword(*nsamples); |
| 44 | replay_state.n_audio_samples = *nsamples; |
| 45 | } else if (replay_mode == REPLAY_MODE_PLAY) { |
| 46 | g_assert(replay_mutex_locked()); |
| 47 | replay_account_executed_instructions(); |
| 48 | if (replay_next_event_is(EVENT_AUDIO_IN)) { |
| 49 | *nsamples = replay_get_qword(); |
| 50 | replay_state.n_audio_samples = *nsamples; |
| 51 | } else { |
| 52 | error_report("Missing audio in event in the replay log"); |
| 53 | abort(); |
| 54 | } |
| 55 | } |
| 56 | } |
| 57 | |
| 58 | void replay_audio_in_sample_lr(uint64_t *left, uint64_t *right) |
| 59 | { |
| 60 | if (replay_mode == REPLAY_MODE_RECORD) { |
| 61 | replay_put_qword(*left); |
| 62 | replay_put_qword(*right); |
| 63 | } else if (replay_mode == REPLAY_MODE_PLAY) { |
| 64 | *left = replay_get_qword(); |
| 65 | *right = replay_get_qword(); |
| 66 | } else { |
| 67 | return; |
| 68 | } |
| 69 | |
| 70 | assert(replay_state.n_audio_samples > 0); |
| 71 | replay_state.n_audio_samples--; |
| 72 | } |
| 73 | |
| 74 | void replay_audio_in_finish(void) |
| 75 | { |
| 76 | assert(replay_state.n_audio_samples == 0); |
| 77 | |
| 78 | if (replay_mode == REPLAY_MODE_PLAY) { |
| 79 | replay_finish_event(); |
| 80 | } |
| 81 | } |