| 1 | //output.h: |
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| 2 | |
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| 3 | /* |
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| 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008 |
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| 5 | * |
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| 6 | * This file is part of roard a part of RoarAudio, |
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| 7 | * a cross-platform sound system for both, home and professional use. |
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| 8 | * See README for details. |
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| 9 | * |
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| 10 | * This file is free software; you can redistribute it and/or modify |
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| 11 | * it under the terms of the GNU General Public License version 3 |
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| 12 | * as published by the Free Software Foundation. |
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| 13 | * |
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| 14 | * RoarAudio is distributed in the hope that it will be useful, |
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| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 17 | * GNU General Public License for more details. |
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| 18 | * |
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| 19 | * You should have received a copy of the GNU General Public License |
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| 20 | * along with this software; see the file COPYING. If not, write to |
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| 21 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
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| 22 | * |
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| 23 | */ |
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| 24 | |
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| 25 | #ifndef _OUTPUT_H_ |
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| 26 | #define _OUTPUT_H_ |
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| 27 | |
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| 28 | #include <roaraudio.h> |
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| 29 | |
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| 30 | //#define ROAR_OUTPUT_BUFFER_SAMPLES 1024 |
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| 31 | //#define ROAR_OUTPUT_BUFFER_SAMPLES 1024 |
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| 32 | #ifdef DEBUG |
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| 33 | #define ROAR_OUTPUT_BUFFER_SAMPLES 2048 |
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| 34 | #else |
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| 35 | //#define ROAR_OUTPUT_BUFFER_SAMPLES 441 |
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| 36 | #define ROAR_OUTPUT_BUFFER_SAMPLES (ROAR_RATE_DEFAULT/100) |
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| 37 | #endif |
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| 38 | |
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| 39 | #define ROAR_OUTPUT_WRITE_SIZE 1024 |
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| 40 | |
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| 41 | #define ROAR_OUTPUT_CALC_OUTBUFSIZE(x) (ROAR_OUTPUT_BUFFER_SAMPLES * (x)->channels * ((x)->bits / 8) * ((float)(x)->rate/g_sa->rate)) |
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| 42 | #define ROAR_OUTPUT_CALC_OUTBUFSAMP(x,y) ((y) / ((x)->channels * ((x)->bits / 8)*((float)(x)->rate/g_sa->rate))) |
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| 43 | |
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| 44 | void * g_output_buffer; |
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| 45 | unsigned int g_output_buffer_len; |
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| 46 | |
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| 47 | int output_buffer_init (struct roar_audio_info * info); |
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| 48 | int output_buffer_reinit (void); |
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| 49 | int output_buffer_free (void); |
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| 50 | |
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| 51 | int output_buffer_flush (DRIVER_USERDATA_T inst, int driver); |
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| 52 | |
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| 53 | #endif |
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| 54 | |
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| 55 | //ll |
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