trunk/src/media/midi/midi_message_util.cc - Issue 93583002: Revert 237558 "Use MIDIMessageQueue/IsValidWebMIDIData for MIDI ..."

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Side by Side Diff: trunk/src/media/midi/midi_message_util.cc

Issue 93583002: Revert 237558 "Use MIDIMessageQueue/IsValidWebMIDIData for MIDI ..." (Closed) Base URL: svn://svn.chromium.org/chrome/

Patch Set: Created 7 years ago

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1 // Copyright 2013 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.

4

5 #include "media/midi/midi_message_util.h"

6

7 namespace media {

8

9 size_t GetMIDIMessageLength(uint8 status_byte) {

10 if (status_byte < 0x80)

11 return 0;

12 if (0x80 <= status_byte && status_byte <= 0xbf)

13 return 3;

14 if (0xc0 <= status_byte && status_byte <= 0xdf)

15 return 2;

16 if (0xe0 <= status_byte && status_byte <= 0xef)

17 return 3;

18 if (status_byte == 0xf0)

19 return 0;

20 if (status_byte == 0xf1)

21 return 2;

22 if (status_byte == 0xf2)

23 return 3;

24 if (status_byte == 0xf3)

25 return 2;

26 if (0xf4 <= status_byte && status_byte <= 0xf6)

27 return 1;

28 if (status_byte == 0xf7)

29 return 0;

30 // 0xf8 <= status_byte && status_byte <= 0xff

31 return 1;

32 }

33

34 } // namespace media

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