MidiSequencer: Added PCM streaming code

This code piece should simplify a dealing with MIDI libraries

TODO: Modify some content of adl_playFormat() to use this feature

1 files changed, 13 insertions, 0 deletions

diff --git a/src/midi_sequencer.h b/src/midi_sequencer.h
index 3f4b750..4c6693f 100644
--- a/src/midi_sequencer.h
+++ b/src/midi_sequencer.h
@@ -45,6 +45,19 @@ typedef struct BW_MidiRtInterface
     /*! User data which will be passed through On-Event hook */
     void         *onEvent_userData;
 
+    /*! PCM render */
+    typedef void (*PcmRender)(void *userdata, uint8_t *stream, size_t length);
+    /*! PCM render hook which catches passing of loop start point */
+    PcmRender    onPcmRender;
+    /*! User data which will be passed through On-PCM-render hook */
+    void         *onPcmRender_userData;
+
+    //! Sample rate
+    uint32_t pcmSampleRate;
+
+    //! Size of one sample in bytes
+    uint32_t pcmFrameSize;
+
     /*! Library internal debug messages */
     typedef void (*DebugMessageHook)(void *userdata, const char *fmt, ...);
     /*! Debug message hook */