trunk/rdesktop/rdpsnd.h

/*
   rdesktop: A Remote Desktop Protocol client.
   Sound infrastructure
   Copyright (C) Michael Gernoth 2006

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

struct audio_packet
{
        struct stream s;
        uint16 tick;
        uint8 index;
};

struct audio_driver
{
        void (*wave_out_write) (STREAM s, uint16 tick, uint8 index);
        BOOL(*wave_out_open) (void);
        void (*wave_out_close) (void);
        BOOL(*wave_out_format_supported) (WAVEFORMATEX * pwfx);
        BOOL(*wave_out_set_format) (WAVEFORMATEX * pwfx);
        void (*wave_out_volume) (uint16 left, uint16 right);
        void (*wave_out_play) (void);
        char *name;
        char *description;
        int need_byteswap_on_be;
        struct audio_driver *next;
};

extern BOOL g_dsp_busy;
extern int g_dsp_fd;

void rdpsnd_queue_write(STREAM s, uint16 tick, uint8 index);
struct audio_packet *rdpsnd_queue_current_packet(void);
BOOL rdpsnd_queue_empty(void);
void rdpsnd_queue_init(void);
void rdpsnd_queue_next(void);
int rdpsnd_queue_next_tick(void);

/* Driver register functions */
struct audio_driver *alsa_register(char *options);
struct audio_driver *libao_register(char *options);
struct audio_driver *oss_register(char *options);
struct audio_driver *sgi_register(char *options);
struct audio_driver *sun_register(char *options);
1	stargo	1254	/*
2			rdesktop: A Remote Desktop Protocol client.
3			Sound infrastructure
4			Copyright (C) Michael Gernoth 2006
5
6			This program is free software; you can redistribute it and/or modify
7			it under the terms of the GNU General Public License as published by
8			the Free Software Foundation; either version 2 of the License, or
9			(at your option) any later version.
10
11			This program is distributed in the hope that it will be useful,
12			but WITHOUT ANY WARRANTY; without even the implied warranty of
13			MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14			GNU General Public License for more details.
15
16			You should have received a copy of the GNU General Public License
17			along with this program; if not, write to the Free Software
18			Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19			*/
20
21			struct audio_packet
22			{
23			struct stream s;
24			uint16 tick;
25			uint8 index;
26			};
27
28	stargo	1255	struct audio_driver
29			{
30			void (*wave_out_write) (STREAM s, uint16 tick, uint8 index);
31	stargo	1258	BOOL(*wave_out_open) (void);
32	stargo	1255	void (*wave_out_close) (void);
33	stargo	1258	BOOL(wave_out_format_supported) (WAVEFORMATEX pwfx);
34			BOOL(wave_out_set_format) (WAVEFORMATEX pwfx);
35	stargo	1255	void (*wave_out_volume) (uint16 left, uint16 right);
36			void (*wave_out_play) (void);
37			char *name;
38			char *description;
39	stargo	1260	int need_byteswap_on_be;
40	stargo	1255	struct audio_driver *next;
41			};
42
43	stargo	1254	extern BOOL g_dsp_busy;
44			extern int g_dsp_fd;
45
46			void rdpsnd_queue_write(STREAM s, uint16 tick, uint8 index);
47	stargo	1256	struct audio_packet *rdpsnd_queue_current_packet(void);
48			BOOL rdpsnd_queue_empty(void);
49			void rdpsnd_queue_init(void);
50			void rdpsnd_queue_next(void);
51			int rdpsnd_queue_next_tick(void);
52	stargo	1255
53			/* Driver register functions */
54			struct audio_driver alsa_register(char options);
55			struct audio_driver libao_register(char options);
56			struct audio_driver oss_register(char options);
57			struct audio_driver sgi_register(char options);
58			struct audio_driver sun_register(char options);