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replay: add record/replay for audio passthrough

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This patch adds recording and replaying audio data. Is saves synchronization
information for audio out and inputs from the microphone.

v2: removed unneeded whitespace change

Signed-off-by: Pavel Dovgalyuk <pavel.dovgaluk@ispras.ru>
Message-id: 20170202055054.4848.94901.stgit@PASHA-ISP.lan02.inno

[ kraxel: add qemu/error-report.h include to fix osx build failure ]

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Pavel Dovgalyuk 2017-02-02 08:50:54 +03:00 • committed by Gerd Hoffmann
parent e7c83a885f
commit 3d4d16f4dc
8 changed files with 142 additions and 2 deletions
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32
audio/mixeng.c
View file

@ -25,6 +25,7 @@
#include "qemu/osdep.h"
#include "qemu-common.h"
#include "qemu/bswap.h"
#include "qemu/error-report.h"
#include "audio.h"
#define AUDIO_CAP "mixeng"
@ -267,6 +268,37 @@ f_sample *mixeng_clip[2][2][2][3] = {
}
};
void audio_sample_to_uint64(void *samples, int pos,
uint64_t *left, uint64_t *right)
{
struct st_sample *sample = samples;
sample += pos;
#ifdef FLOAT_MIXENG
error_report(
"Coreaudio and floating point samples are not supported by replay yet");
abort();
#else
*left = sample->l;
*right = sample->r;
#endif
}
void audio_sample_from_uint64(void *samples, int pos,
uint64_t left, uint64_t right)
{
struct st_sample *sample = samples;
sample += pos;
#ifdef FLOAT_MIXENG
error_report(
"Coreaudio and floating point samples are not supported by replay yet");
abort();
#else
sample->l = left;
sample->r = right;
#endif
}
/*
* August 21, 1998
* Copyright 1998 Fabrice Bellard.