diff options
Diffstat (limited to 'replay')
| -rw-r--r-- | replay/Makefile.objs | 1 | ||||
| -rw-r--r-- | replay/replay-audio.c | 79 | ||||
| -rw-r--r-- | replay/replay-internal.h | 4 |
3 files changed, 84 insertions, 0 deletions
diff --git a/replay/Makefile.objs b/replay/Makefile.objs index b2afd4030a..cee6539a23 100644 --- a/replay/Makefile.objs +++ b/replay/Makefile.objs @@ -6,3 +6,4 @@ common-obj-y += replay-input.o common-obj-y += replay-char.o common-obj-y += replay-snapshot.o common-obj-y += replay-net.o +common-obj-y += replay-audio.o
\ No newline at end of file diff --git a/replay/replay-audio.c b/replay/replay-audio.c new file mode 100644 index 0000000000..3d837434d4 --- /dev/null +++ b/replay/replay-audio.c @@ -0,0 +1,79 @@ +/* + * replay-audio.c + * + * Copyright (c) 2010-2017 Institute for System Programming + * of the Russian Academy of Sciences. + * + * This work is licensed under the terms of the GNU GPL, version 2 or later. + * See the COPYING file in the top-level directory. + * + */ + +#include "qemu/osdep.h" +#include "qemu/error-report.h" +#include "sysemu/replay.h" +#include "replay-internal.h" +#include "sysemu/sysemu.h" +#include "audio/audio.h" + +void replay_audio_out(int *played) +{ + if (replay_mode == REPLAY_MODE_RECORD) { + replay_save_instructions(); + replay_mutex_lock(); + replay_put_event(EVENT_AUDIO_OUT); + replay_put_dword(*played); + replay_mutex_unlock(); + } else if (replay_mode == REPLAY_MODE_PLAY) { + replay_account_executed_instructions(); + replay_mutex_lock(); + if (replay_next_event_is(EVENT_AUDIO_OUT)) { + *played = replay_get_dword(); + replay_finish_event(); + replay_mutex_unlock(); + } else { + replay_mutex_unlock(); + error_report("Missing audio out event in the replay log"); + abort(); + } + } +} + +void replay_audio_in(int *recorded, void *samples, int *wpos, int size) +{ + int pos; + uint64_t left, right; + if (replay_mode == REPLAY_MODE_RECORD) { + replay_save_instructions(); + replay_mutex_lock(); + replay_put_event(EVENT_AUDIO_IN); + replay_put_dword(*recorded); + replay_put_dword(*wpos); + for (pos = (*wpos - *recorded + size) % size ; pos != *wpos + ; pos = (pos + 1) % size) { + audio_sample_to_uint64(samples, pos, &left, &right); + replay_put_qword(left); + replay_put_qword(right); + } + replay_mutex_unlock(); + } else if (replay_mode == REPLAY_MODE_PLAY) { + replay_account_executed_instructions(); + replay_mutex_lock(); + if (replay_next_event_is(EVENT_AUDIO_IN)) { + *recorded = replay_get_dword(); + *wpos = replay_get_dword(); + for (pos = (*wpos - *recorded + size) % size ; pos != *wpos + ; pos = (pos + 1) % size) { + left = replay_get_qword(); + right = replay_get_qword(); + audio_sample_from_uint64(samples, pos, left, right); + } + replay_finish_event(); + replay_mutex_unlock(); + } else { + replay_mutex_unlock(); + error_report("Missing audio in event in the replay log"); + abort(); + } + } +} diff --git a/replay/replay-internal.h b/replay/replay-internal.h index c26d0795f2..ed66ed803c 100644 --- a/replay/replay-internal.h +++ b/replay/replay-internal.h @@ -29,6 +29,10 @@ enum ReplayEvents { /* for character device read all event */ EVENT_CHAR_READ_ALL, EVENT_CHAR_READ_ALL_ERROR, + /* for audio out event */ + EVENT_AUDIO_OUT, + /* for audio in event */ + EVENT_AUDIO_IN, /* for clock read/writes */ /* some of greater codes are reserved for clocks */ EVENT_CLOCK, |