fb35c2cec5
Windows (unlike wine) bails out when IDirectSoundBuffer8::Lock is called with zero length. Also, hw->pos_emul handling was incorrect when calling this function for the first time. Signed-off-by: Kővágó, Zoltán <DirtY.iCE.hu@gmail.com> Reported-by: KJ Liew <liewkj@yahoo.com> Tested-by: Howard Spoelstra <hsp.cat7@gmail.com> Message-id: fe9744216d9d421a2dbb09bcf5fa0dbd18f77ac5.1580684275.git.DirtY.iCE.hu@gmail.com Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
281 lines
7.0 KiB
C
281 lines
7.0 KiB
C
/*
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* QEMU DirectSound audio driver header
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*
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* Copyright (c) 2005 Vassili Karpov (malc)
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifdef DSBTYPE_IN
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#define NAME "capture buffer"
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#define NAME2 "DirectSoundCapture"
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#define TYPE in
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#define IFACE IDirectSoundCaptureBuffer
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#define BUFPTR LPDIRECTSOUNDCAPTUREBUFFER
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#define FIELD dsound_capture_buffer
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#define FIELD2 dsound_capture
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#define HWVOICE HWVoiceIn
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#define DSOUNDVOICE DSoundVoiceIn
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#else
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#define NAME "playback buffer"
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#define NAME2 "DirectSound"
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#define TYPE out
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#define IFACE IDirectSoundBuffer
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#define BUFPTR LPDIRECTSOUNDBUFFER
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#define FIELD dsound_buffer
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#define FIELD2 dsound
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#define HWVOICE HWVoiceOut
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#define DSOUNDVOICE DSoundVoiceOut
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#endif
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static int glue (dsound_unlock_, TYPE) (
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BUFPTR buf,
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LPVOID p1,
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LPVOID p2,
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DWORD blen1,
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DWORD blen2
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)
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{
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HRESULT hr;
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hr = glue (IFACE, _Unlock) (buf, p1, blen1, p2, blen2);
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if (FAILED (hr)) {
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dsound_logerr (hr, "Could not unlock " NAME "\n");
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return -1;
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}
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return 0;
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}
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static int glue (dsound_lock_, TYPE) (
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BUFPTR buf,
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struct audio_pcm_info *info,
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DWORD pos,
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DWORD len,
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LPVOID *p1p,
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LPVOID *p2p,
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DWORD *blen1p,
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DWORD *blen2p,
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int entire,
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dsound *s
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)
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{
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HRESULT hr;
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DWORD flag;
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#ifdef DSBTYPE_IN
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flag = entire ? DSCBLOCK_ENTIREBUFFER : 0;
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#else
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flag = entire ? DSBLOCK_ENTIREBUFFER : 0;
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#endif
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hr = glue(IFACE, _Lock)(buf, pos, len, p1p, blen1p, p2p, blen2p, flag);
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if (FAILED (hr)) {
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#ifndef DSBTYPE_IN
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if (hr == DSERR_BUFFERLOST) {
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if (glue (dsound_restore_, TYPE) (buf, s)) {
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dsound_logerr (hr, "Could not lock " NAME "\n");
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}
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goto fail;
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}
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#endif
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dsound_logerr (hr, "Could not lock " NAME "\n");
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goto fail;
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}
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if ((p1p && *p1p && (*blen1p % info->bytes_per_frame)) ||
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(p2p && *p2p && (*blen2p % info->bytes_per_frame))) {
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dolog("DirectSound returned misaligned buffer %ld %ld\n",
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*blen1p, *blen2p);
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glue(dsound_unlock_, TYPE)(buf, *p1p, p2p ? *p2p : NULL, *blen1p,
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blen2p ? *blen2p : 0);
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goto fail;
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}
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if (p1p && !*p1p && *blen1p) {
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dolog("warning: !p1 && blen1=%ld\n", *blen1p);
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*blen1p = 0;
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}
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if (p2p && !*p2p && *blen2p) {
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dolog("warning: !p2 && blen2=%ld\n", *blen2p);
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*blen2p = 0;
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}
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return 0;
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fail:
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*p1p = NULL - 1;
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*blen1p = -1;
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if (p2p) {
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*p2p = NULL - 1;
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*blen2p = -1;
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}
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return -1;
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}
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#ifdef DSBTYPE_IN
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static void dsound_fini_in (HWVoiceIn *hw)
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#else
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static void dsound_fini_out (HWVoiceOut *hw)
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#endif
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{
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HRESULT hr;
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#ifdef DSBTYPE_IN
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DSoundVoiceIn *ds = (DSoundVoiceIn *) hw;
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#else
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DSoundVoiceOut *ds = (DSoundVoiceOut *) hw;
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#endif
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if (ds->FIELD) {
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hr = glue (IFACE, _Stop) (ds->FIELD);
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if (FAILED (hr)) {
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dsound_logerr (hr, "Could not stop " NAME "\n");
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}
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hr = glue (IFACE, _Release) (ds->FIELD);
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if (FAILED (hr)) {
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dsound_logerr (hr, "Could not release " NAME "\n");
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}
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ds->FIELD = NULL;
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}
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}
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#ifdef DSBTYPE_IN
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static int dsound_init_in(HWVoiceIn *hw, struct audsettings *as,
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void *drv_opaque)
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#else
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static int dsound_init_out(HWVoiceOut *hw, struct audsettings *as,
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void *drv_opaque)
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#endif
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{
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int err;
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HRESULT hr;
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dsound *s = drv_opaque;
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WAVEFORMATEX wfx;
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struct audsettings obt_as;
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#ifdef DSBTYPE_IN
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const char *typ = "ADC";
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DSoundVoiceIn *ds = (DSoundVoiceIn *) hw;
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DSCBUFFERDESC bd;
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DSCBCAPS bc;
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AudiodevPerDirectionOptions *pdo = s->dev->u.dsound.in;
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#else
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const char *typ = "DAC";
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DSoundVoiceOut *ds = (DSoundVoiceOut *) hw;
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DSBUFFERDESC bd;
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DSBCAPS bc;
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AudiodevPerDirectionOptions *pdo = s->dev->u.dsound.out;
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#endif
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if (!s->FIELD2) {
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dolog ("Attempt to initialize voice without " NAME2 " object\n");
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return -1;
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}
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err = waveformat_from_audio_settings (&wfx, as);
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if (err) {
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return -1;
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}
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memset (&bd, 0, sizeof (bd));
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bd.dwSize = sizeof (bd);
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bd.lpwfxFormat = &wfx;
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bd.dwBufferBytes = audio_buffer_bytes(pdo, as, 92880);
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#ifdef DSBTYPE_IN
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hr = IDirectSoundCapture_CreateCaptureBuffer (
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s->dsound_capture,
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&bd,
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&ds->dsound_capture_buffer,
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NULL
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);
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#else
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bd.dwFlags = DSBCAPS_STICKYFOCUS | DSBCAPS_GETCURRENTPOSITION2;
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hr = IDirectSound_CreateSoundBuffer (
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s->dsound,
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&bd,
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&ds->dsound_buffer,
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NULL
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);
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#endif
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if (FAILED (hr)) {
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dsound_logerr2 (hr, typ, "Could not create " NAME "\n");
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return -1;
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}
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hr = glue (IFACE, _GetFormat) (ds->FIELD, &wfx, sizeof (wfx), NULL);
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if (FAILED (hr)) {
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dsound_logerr2 (hr, typ, "Could not get " NAME " format\n");
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goto fail0;
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}
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#ifdef DEBUG_DSOUND
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dolog (NAME "\n");
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print_wave_format (&wfx);
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#endif
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memset (&bc, 0, sizeof (bc));
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bc.dwSize = sizeof (bc);
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hr = glue (IFACE, _GetCaps) (ds->FIELD, &bc);
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if (FAILED (hr)) {
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dsound_logerr2 (hr, typ, "Could not get " NAME " format\n");
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goto fail0;
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}
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err = waveformat_to_audio_settings (&wfx, &obt_as);
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if (err) {
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goto fail0;
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}
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ds->first_time = true;
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obt_as.endianness = 0;
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audio_pcm_init_info (&hw->info, &obt_as);
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if (bc.dwBufferBytes % hw->info.bytes_per_frame) {
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dolog (
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"GetCaps returned misaligned buffer size %ld, alignment %d\n",
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bc.dwBufferBytes, hw->info.bytes_per_frame
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);
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}
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hw->size_emul = bc.dwBufferBytes;
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hw->samples = bc.dwBufferBytes / hw->info.bytes_per_frame;
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ds->s = s;
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#ifdef DEBUG_DSOUND
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dolog ("caps %ld, desc %ld\n",
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bc.dwBufferBytes, bd.dwBufferBytes);
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#endif
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return 0;
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fail0:
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glue (dsound_fini_, TYPE) (hw);
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return -1;
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}
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#undef NAME
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#undef NAME2
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#undef TYPE
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#undef IFACE
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#undef BUFPTR
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#undef FIELD
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#undef FIELD2
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#undef HWVOICE
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#undef DSOUNDVOICE
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