author Ryan C. Gordon
Tue, 06 Dec 2016 02:23:54 -0500
changeset 10681 34b25c97b17f
child 10737 3406a0f8b041
permissions -rw-r--r--
Refactored the audio queueing code to a generic SDL_DataQueue interface.

This is not a public API (at the moment), but we will be needing this for
other internal things soon.
     1 /*
     2   Simple DirectMedia Layer
     3   Copyright (C) 1997-2016 Sam Lantinga <>
     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.
     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:
    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 #ifndef SDL_dataqueue_h_
    22 #define SDL_dataqueue_h_
    24 /* this is not (currently) a public API. But maybe it should be! */
    26 struct SDL_DataQueue;
    27 typedef struct SDL_DataQueue SDL_DataQueue;
    29 SDL_DataQueue *SDL_NewDataQueue(const size_t packetlen, const size_t initialslack);
    30 void SDL_FreeDataQueue(SDL_DataQueue *queue);
    31 void SDL_ClearDataQueue(SDL_DataQueue *queue, const size_t slack);
    32 int SDL_WriteToDataQueue(SDL_DataQueue *queue, const void *data, const size_t len);
    33 size_t SDL_ReadFromDataQueue(SDL_DataQueue *queue, void *buf, const size_t len);
    34 size_t SDL_CountDataQueue(SDL_DataQueue *queue);
    36 #endif /* SDL_dataqueue_h_ */
    38 /* vi: set ts=4 sw=4 expandtab: */