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Diffstat (limited to 'qemu/audio/audio_win_int.c')
-rw-r--r--qemu/audio/audio_win_int.c108
1 files changed, 0 insertions, 108 deletions
diff --git a/qemu/audio/audio_win_int.c b/qemu/audio/audio_win_int.c
deleted file mode 100644
index 6900008d0..000000000
--- a/qemu/audio/audio_win_int.c
+++ /dev/null
@@ -1,108 +0,0 @@
-/* public domain */
-
-#include "qemu/osdep.h"
-#include "qemu-common.h"
-
-#define AUDIO_CAP "win-int"
-#include <windows.h>
-#include <mmsystem.h>
-
-#include "audio.h"
-#include "audio_int.h"
-#include "audio_win_int.h"
-
-int waveformat_from_audio_settings (WAVEFORMATEX *wfx,
- struct audsettings *as)
-{
- memset (wfx, 0, sizeof (*wfx));
-
- wfx->wFormatTag = WAVE_FORMAT_PCM;
- wfx->nChannels = as->nchannels;
- wfx->nSamplesPerSec = as->freq;
- wfx->nAvgBytesPerSec = as->freq << (as->nchannels == 2);
- wfx->nBlockAlign = 1 << (as->nchannels == 2);
- wfx->cbSize = 0;
-
- switch (as->fmt) {
- case AUD_FMT_S8:
- case AUD_FMT_U8:
- wfx->wBitsPerSample = 8;
- break;
-
- case AUD_FMT_S16:
- case AUD_FMT_U16:
- wfx->wBitsPerSample = 16;
- wfx->nAvgBytesPerSec <<= 1;
- wfx->nBlockAlign <<= 1;
- break;
-
- case AUD_FMT_S32:
- case AUD_FMT_U32:
- wfx->wBitsPerSample = 32;
- wfx->nAvgBytesPerSec <<= 2;
- wfx->nBlockAlign <<= 2;
- break;
-
- default:
- dolog ("Internal logic error: Bad audio format %d\n", as->freq);
- return -1;
- }
-
- return 0;
-}
-
-int waveformat_to_audio_settings (WAVEFORMATEX *wfx,
- struct audsettings *as)
-{
- if (wfx->wFormatTag != WAVE_FORMAT_PCM) {
- dolog ("Invalid wave format, tag is not PCM, but %d\n",
- wfx->wFormatTag);
- return -1;
- }
-
- if (!wfx->nSamplesPerSec) {
- dolog ("Invalid wave format, frequency is zero\n");
- return -1;
- }
- as->freq = wfx->nSamplesPerSec;
-
- switch (wfx->nChannels) {
- case 1:
- as->nchannels = 1;
- break;
-
- case 2:
- as->nchannels = 2;
- break;
-
- default:
- dolog (
- "Invalid wave format, number of channels is not 1 or 2, but %d\n",
- wfx->nChannels
- );
- return -1;
- }
-
- switch (wfx->wBitsPerSample) {
- case 8:
- as->fmt = AUD_FMT_U8;
- break;
-
- case 16:
- as->fmt = AUD_FMT_S16;
- break;
-
- case 32:
- as->fmt = AUD_FMT_S32;
- break;
-
- default:
- dolog ("Invalid wave format, bits per sample is not "
- "8, 16 or 32, but %d\n",
- wfx->wBitsPerSample);
- return -1;
- }
-
- return 0;
-}
-