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consolidate & document Coreaudio midi parser

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This commit is contained in:
Robin Gareus 2015-07-01 18:14:48 +02:00
parent da0ca57539
commit b687ed9339
2 changed files with 32 additions and 26 deletions
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23
libs/backends/coreaudio/coreaudio_backend.h
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@ -445,8 +445,6 @@ class CoreAudioBackend : public AudioBackend {
return NULL;
}
#define USE_MIDI_PARSER
#ifdef USE_MIDI_PARSER
bool midi_process_byte (const uint8_t);
@ -462,13 +460,13 @@ class CoreAudioBackend : public AudioBackend {
void midi_prepare_byte_event (const uint8_t byte) {
_parser_buffer[0] = byte;
_event.prepare(1);
_parser_bytes = 1;
}
bool midi_prepare_buffered_event () {
const bool result = _unbuffered_bytes == 0;
if (result) {
_event.prepare (_total_bytes);
_parser_bytes = _total_bytes;
}
_total_bytes = 0;
_unbuffered_bytes = 0;
@ -479,25 +477,12 @@ class CoreAudioBackend : public AudioBackend {
return result;
}
struct ParserEvent {
size_t _size;
bool _pending;
ParserEvent (const size_t size)
: _size(size)
, _pending(false) {}
void prepare (const size_t size) {
_size = size;
_pending = true;
}
} _event;
bool _first_time;
size_t _unbuffered_bytes;
size_t _total_bytes;
size_t _expected_bytes;
uint8_t _status_byte;
uint8_t _parser_buffer[1024];
uint8_t _parser_buffer[128];
uint8_t _parser_bytes;
#endif
}; // class CoreAudioBackend