From 267eb077a79b85638598e1a872ffab9e60da7dfe Mon Sep 17 00:00:00 2001 From: Linus Nielsen Feltzing Date: Thu, 14 Apr 2005 11:51:31 +0000 Subject: New API for buffered PCM playback git-svn-id: svn://svn.rockbox.org/rockbox/trunk@6284 a1c6a512-1295-4272-9138-f99709370657 --- firmware/export/pcm_playback.h | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'firmware/export') diff --git a/firmware/export/pcm_playback.h b/firmware/export/pcm_playback.h index f661209..23ec1fe 100644 --- a/firmware/export/pcm_playback.h +++ b/firmware/export/pcm_playback.h @@ -21,11 +21,21 @@ void pcm_init(void); void pcm_set_frequency(unsigned int frequency); + +/* This is for playing "raw" PCM data */ void pcm_play_data(const unsigned char* start, int size, void (*get_more)(unsigned char** start, long* size)); + void pcm_play_stop(void); void pcm_play_pause(bool play); bool pcm_is_playing(void); void pcm_set_volume(int volume); +/* These functions are for playing chained buffers of PCM data */ +void pcm_play_init(void); +void pcm_play_start(void); +bool pcm_play_add_chunk(void *addr, int size, void (*callback)(void)); +int pcm_play_num_used_buffers(void); +void pcm_play_set_watermark(int numbytes, void (*callback)(int bytes_left)); + #endif -- cgit v1.1