More audio code restructuring, mostly renaming functions so far

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@6246 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 81 insertions, 0 deletions

diff --git a/firmware/export/audio.h b/firmware/export/audio.h
new file mode 100644
index 0000000000..b276490ab3
--- /dev/null
+++ b/firmware/export/audio.h
@@ -0,0 +1,81 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2005 by Linus Nielsen Feltzing
+ *
+ * All files in this archive are subject to the GNU General Public License.
+ * See the file COPYING in the source tree root for full license agreement.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#ifndef AUDIO_H
+#define AUDIO_H
+
+#include <stdbool.h>
+
+#ifdef SIMULATOR
+#define audio_play(x) sim_audio_play(x)
+#endif
+
+#define AUDIO_STATUS_PLAY 1
+#define AUDIO_STATUS_PAUSE 2
+#define AUDIO_STATUS_RECORD 4
+#define AUDIO_STATUS_PRERECORD 8
+#define AUDIO_STATUS_ERROR 16
+
+#define AUDIOERR_DISK_FULL 1
+
+struct audio_debug
+{
+        int mp3buflen;
+        int mp3buf_write;
+        int mp3buf_swapwrite;
+        int mp3buf_read;
+
+        int last_dma_chunk_size;
+
+        bool dma_on;
+        bool playing;
+        bool play_pending;
+        bool is_playing;
+        bool filling;
+        bool dma_underrun;
+
+        int unplayed_space;
+        int playable_space;
+        int unswapped_space;
+
+        int low_watermark_level;
+        int lowest_watermark_level;
+};
+
+void audio_init(void);
+void audio_play(int offset);
+void audio_stop(void);
+void audio_pause(void);
+void audio_resume(void);
+void audio_next(void);
+void audio_prev(void);
+int audio_status(void);
+void audio_ff_rewind(int newtime);
+void audio_flush_and_reload_tracks(void);
+struct mp3entry* audio_current_track(void);
+struct mp3entry* audio_next_track(void);
+bool audio_has_changed_track(void);
+void audio_get_debugdata(struct audio_debug *dbgdata);
+void audio_set_buffer_margin(int seconds);
+unsigned int audio_error(void);
+void audio_error_clear(void);
+int audio_get_file_pos(void);
+void audio_beep(int duration);
+void audio_init_playback(void);
+
+#endif