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lxdream.org :: lxdream/src/aica/audio.h :: diff
lxdream 0.9.1
released Jun 29
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filename src/aica/audio.h
changeset 73:0bb57e51ac9e
prev66:2ec5b6eb75e5
next74:771ee2b1e4f8
author nkeynes
date Thu Jan 12 11:30:19 2006 +0000 (16 years ago)
permissions -rw-r--r--
last change Render multiple samples per shot, should be mildly faster
Move timer logic down into armcore
Minor tweaks
file annotate diff log raw
1.1 --- a/src/aica/audio.h Tue Jan 10 13:56:54 2006 +0000
1.2 +++ b/src/aica/audio.h Thu Jan 12 11:30:19 2006 +0000
1.3 @@ -1,5 +1,5 @@
1.4 /**
1.5 - * $Id: audio.h,v 1.1 2006-01-10 13:56:54 nkeynes Exp $
1.6 + * $Id: audio.h,v 1.2 2006-01-12 11:30:19 nkeynes Exp $
1.7 *
1.8 * Audio engine, ie the part that does the actual work.
1.9 *
1.10 @@ -40,9 +40,8 @@
1.11 uint32_t posn_left;
1.12 uint32_t start;
1.13 uint32_t end;
1.14 + gboolean loop;
1.15 uint32_t loop_start;
1.16 - uint32_t loop_end;
1.17 - int loop_count; /* 0 = no loop, -1 = loop forever */
1.18 int vol_left; /* 0..255 */
1.19 int vol_right; /* 0..255 */
1.20 uint32_t sample_rate;
1.21 @@ -56,8 +55,8 @@
1.22
1.23
1.24 typedef struct audio_buffer {
1.25 - uint32_t length; /* Samples */
1.26 - uint32_t posn; /* Samples */
1.27 + uint32_t length; /* Bytes */
1.28 + uint32_t posn; /* Bytes */
1.29 int status;
1.30 char data[0];
1.31 } *audio_buffer_t;
1.32 @@ -96,7 +95,7 @@
1.33 /**
1.34 * Mix a single output sample and append it to the output buffers
1.35 */
1.36 -void audio_mix_sample( void );
1.37 +void audio_mix_samples( int num_samples );
1.38
1.39 /**
1.40 * Retrieve the channel information for the channel, numbered 0..63.
.