New plugin: FFT, A frequency analyzer plugin

There is some more work needed:
- Keymaps are definitely not perfect, touchscreen targets are disabled due to no keymap
- There is no manual yet

Author: Delyan Kratunov 
Flyspray: FS#10065



git-svn-id: svn://svn.rockbox.org/rockbox/trunk@24587 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 1 insertions, 0 deletions

diff --git a/apps/plugin.h b/apps/plugin.h
index a7a6203e53..a87d873713 100644
--- a/apps/plugin.h
+++ b/apps/plugin.h
@@ -580,6 +580,7 @@ struct plugin_api {
     void (*pcm_play_pause)(bool play);
     size_t (*pcm_get_bytes_waiting)(void);
     void (*pcm_calculate_peaks)(int *left, int *right);
+    const void* (*pcm_get_peak_buffer)(int *count);
     void (*pcm_play_lock)(void);
     void (*pcm_play_unlock)(void);
 #ifdef HAVE_RECORDING