1 files changed, 116 insertions, 0 deletions

diff --git a/firmware/export/mpeg.h b/firmware/export/mpeg.h
new file mode 100644
index 0000000000..75ec710a37
--- /dev/null
+++ b/firmware/export/mpeg.h
@@ -0,0 +1,116 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2002 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 _MPEG_H_
+#define _MPEG_H_
+
+#include <stdbool.h>
+
+#define MPEG_SWAP_CHUNKSIZE  0x2000
+#define MPEG_HIGH_WATER  2 /* We leave 2 bytes empty because otherwise we
+                              wouldn't be able to see the difference between
+                              an empty buffer and a full one. */
+#define MPEG_LOW_WATER  0x60000
+#define MPEG_LOW_WATER_CHUNKSIZE  0x40000
+#define MPEG_LOW_WATER_SWAP_CHUNKSIZE  0x10000
+#define MPEG_PLAY_PENDING_THRESHOLD 0x10000
+#define MPEG_PLAY_PENDING_SWAPSIZE 0x10000
+
+struct mpeg_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 mpeg_init(int volume, int bass, int treble, int balance,
+               int loudness, int bass_boost, int avc);
+void mpeg_play(int offset);
+void mpeg_stop(void);
+void mpeg_pause(void);
+void mpeg_resume(void);
+void mpeg_next(void);
+void mpeg_prev(void);
+void mpeg_ff_rewind(int change);
+void mpeg_flush_and_reload_tracks(void);
+void mpeg_sound_set(int setting, int value);
+int mpeg_sound_min(int setting);
+int mpeg_sound_max(int setting);
+int mpeg_sound_default(int setting);
+void mpeg_sound_channel_config(int configuration);
+int mpeg_val2phys(int setting, int value);
+int mpeg_phys2val(int setting, int value);
+char *mpeg_sound_unit(int setting);
+int mpeg_sound_numdecimals(int setting);
+struct mp3entry* mpeg_current_track(void);
+bool mpeg_has_changed_track(void);
+int mpeg_status(void);
+#if defined(HAVE_MAS3587F) || defined(SIMULATOR)
+void mpeg_set_pitch(int percent);
+void mpeg_init_recording(void);
+void mpeg_init_playback(void);
+void mpeg_record(char *filename);
+void mpeg_set_recording_options(int frequency, int quality,
+                                int source, int channel_mode);
+void mpeg_set_recording_gain(int left, int right, int mic);
+unsigned long mpeg_num_recorded_frames(void);
+unsigned long mpeg_num_recorded_bytes(void);
+#endif
+void mpeg_get_debugdata(struct mpeg_debug *dbgdata);
+void mpeg_set_buffer_margin(int seconds);
+
+#define SOUND_VOLUME 0
+#define SOUND_BASS 1
+#define SOUND_TREBLE 2
+#define SOUND_BALANCE 3
+#define SOUND_LOUDNESS 4
+#define SOUND_SUPERBASS 5
+#define SOUND_AVC 6
+#define SOUND_CHANNELS 7
+#define SOUND_LEFT_GAIN 8
+#define SOUND_RIGHT_GAIN 9
+#define SOUND_MIC_GAIN 10
+#define SOUND_NUMSETTINGS 11
+
+#define MPEG_SOUND_STEREO 0
+#define MPEG_SOUND_MONO 1
+#define MPEG_SOUND_MONO_LEFT 2
+#define MPEG_SOUND_MONO_RIGHT 3
+
+#define MPEG_STATUS_PLAY 1
+#define MPEG_STATUS_PAUSE 2
+#define MPEG_STATUS_RECORD 4
+
+#endif