From 42ab839dd6c8a1570b232101eb97f4e54de57935 Mon Sep 17 00:00:00 2001 From: Max Horn Date: Wed, 9 Feb 2011 01:09:01 +0000 Subject: AUDIO: Rename sound/ dir to audio/ svn-id: r55850 --- audio/softsynth/mt32/mt32_file.cpp | 70 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 70 insertions(+) create mode 100644 audio/softsynth/mt32/mt32_file.cpp (limited to 'audio/softsynth/mt32/mt32_file.cpp') diff --git a/audio/softsynth/mt32/mt32_file.cpp b/audio/softsynth/mt32/mt32_file.cpp new file mode 100644 index 0000000000..cdf9fa13f6 --- /dev/null +++ b/audio/softsynth/mt32/mt32_file.cpp @@ -0,0 +1,70 @@ +/* Copyright (c) 2003-2005 Various contributors + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + */ + + +#include "mt32emu.h" + +namespace MT32Emu { + +bool File::readBit16u(Bit16u *in) { + Bit8u b[2]; + if (read(&b[0], 2) != 2) + return false; + *in = ((b[0] << 8) | b[1]); + return true; +} + +bool File::readBit32u(Bit32u *in) { + Bit8u b[4]; + if (read(&b[0], 4) != 4) + return false; + *in = ((b[0] << 24) | (b[1] << 16) | (b[2] << 8) | b[3]); + return true; +} + +bool File::writeBit16u(Bit16u out) { + if (!writeBit8u((Bit8u)((out & 0xFF00) >> 8))) { + return false; + } + if (!writeBit8u((Bit8u)(out & 0x00FF))) { + return false; + } + return true; +} + +bool File::writeBit32u(Bit32u out) { + if (!writeBit8u((Bit8u)((out & 0xFF000000) >> 24))) { + return false; + } + if (!writeBit8u((Bit8u)((out & 0x00FF0000) >> 16))) { + return false; + } + if (!writeBit8u((Bit8u)((out & 0x0000FF00) >> 8))) { + return false; + } + if (!writeBit8u((Bit8u)(out & 0x000000FF))) { + return false; + } + return true; +} + +} // End of namespace MT32Emu + -- cgit v1.2.3