summaryrefslogtreecommitdiffstats
path: root/apps/codecs/libmusepack/internal.h
diff options
context:
space:
mode:
authorThom Johansen <thomj@rockbox.org>2005-04-12 21:29:48 +0000
committerThom Johansen <thomj@rockbox.org>2005-04-12 21:29:48 +0000
commitad17fd47478bb3619ca4f097a555f02f84735c7f (patch)
tree930db449ebf09948d49350e984b8ba8f4d9d8b29 /apps/codecs/libmusepack/internal.h
parent34e2f722f778defa9be7fffe9bb4ee415b799890 (diff)
downloadrockbox-ad17fd47478bb3619ca4f097a555f02f84735c7f.tar.gz
rockbox-ad17fd47478bb3619ca4f097a555f02f84735c7f.zip
Musepack support, complete with mpc2wav plugin. Thanks go out to rasher for initiating the port.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@6276 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'apps/codecs/libmusepack/internal.h')
-rw-r--r--apps/codecs/libmusepack/internal.h66
1 files changed, 66 insertions, 0 deletions
diff --git a/apps/codecs/libmusepack/internal.h b/apps/codecs/libmusepack/internal.h
new file mode 100644
index 0000000000..a912bfc0ab
--- /dev/null
+++ b/apps/codecs/libmusepack/internal.h
@@ -0,0 +1,66 @@
+/*
+ Copyright (c) 2005, The Musepack Development Team
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are
+ met:
+
+ * Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+
+ * Redistributions in binary form must reproduce the above
+ copyright notice, this list of conditions and the following
+ disclaimer in the documentation and/or other materials provided
+ with the distribution.
+
+ * Neither the name of the The Musepack Development Team nor the
+ names of its contributors may be used to endorse or promote
+ products derived from this software without specific prior
+ written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+/// \file musepack_internal.h
+/// Definitions and structures used only internally by the libmusepack.
+
+#ifndef _musepack_internal_h
+#define _musepack_internal_h
+
+enum {
+ MPC_DECODER_SYNTH_DELAY = 481
+};
+
+/// Big/little endian 32 bit byte swapping routine.
+static inline
+mpc_uint32_t swap32(mpc_uint32_t val) {
+ const unsigned char* src = (const unsigned char*)&val;
+ return
+ (mpc_uint32_t)src[0] |
+ ((mpc_uint32_t)src[1] << 8) | ((mpc_uint32_t)src[2] << 16) | ((mpc_uint32_t)src[3] << 24);
+}
+
+/// Searches for a ID3v2-tag and reads the length (in bytes) of it.
+/// \param reader supplying raw stream data
+/// \return size of tag, in bytes
+/// \return -1 on errors of any kind
+mpc_int32_t JumpID3v2(mpc_reader* fp);
+
+/// helper functions used by multiple files
+mpc_uint32_t random_int(mpc_decoder *d); // in synth_filter.c
+void mpc_decoder_initialisiere_quantisierungstabellen(mpc_decoder *d, double scale_factor);
+void mpc_decoder_synthese_filter_float(mpc_decoder *d, MPC_SAMPLE_FORMAT* OutData);
+
+#endif // _musepack_internal_h
+