src/audio/winmm/SDL_winmm.h
author Ozkan Sezer
Thu, 28 Jan 2021 00:11:24 +0300
changeset 14814 0645e1a9812e
parent 14640 b2b3343a310d
permissions -rw-r--r--
SDL_LowerSoftStretchLinear: assign result from scale_mat() to ret.

otherwise it would always return -1 when SSE and NEON instrinsics
are absent.
     1 /*
     2   Simple DirectMedia Layer
     3   Copyright (C) 1997-2021 Sam Lantinga <slouken@libsdl.org>
     4 
     5   This software is provided 'as-is', without any express or implied
     6   warranty.  In no event will the authors be held liable for any damages
     7   arising from the use of this software.
     8 
     9   Permission is granted to anyone to use this software for any purpose,
    10   including commercial applications, and to alter it and redistribute it
    11   freely, subject to the following restrictions:
    12 
    13   1. The origin of this software must not be misrepresented; you must not
    14      claim that you wrote the original software. If you use this software
    15      in a product, an acknowledgment in the product documentation would be
    16      appreciated but is not required.
    17   2. Altered source versions must be plainly marked as such, and must not be
    18      misrepresented as being the original software.
    19   3. This notice may not be removed or altered from any source distribution.
    20 */
    21 #include "../../SDL_internal.h"
    22 
    23 #ifndef SDL_winmm_h_
    24 #define SDL_winmm_h_
    25 
    26 #include "../SDL_sysaudio.h"
    27 
    28 /* Hidden "this" pointer for the audio functions */
    29 #define _THIS   SDL_AudioDevice *this
    30 
    31 #define NUM_BUFFERS 2           /* -- Don't lower this! */
    32 
    33 struct SDL_PrivateAudioData
    34 {
    35     HWAVEOUT hout;
    36     HWAVEIN hin;
    37     HANDLE audio_sem;
    38     Uint8 *mixbuf;              /* The raw allocated mixing buffer */
    39     WAVEHDR wavebuf[NUM_BUFFERS];       /* Wave audio fragments */
    40     int next_buffer;
    41 };
    42 
    43 #endif /* SDL_winmm_h_ */
    44 
    45 /* vi: set ts=4 sw=4 expandtab: */