mirror of
https://github.com/godotengine/godot.git
synced 2024-12-03 09:52:18 +08:00
110 lines
4.4 KiB
C++
110 lines
4.4 KiB
C++
/*
|
|
Copyright (c) 2005-2009, 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 streaminfo.h
|
|
#ifndef _MPCDEC_STREAMINFO_H_
|
|
#define _MPCDEC_STREAMINFO_H_
|
|
#ifdef WIN32
|
|
#pragma once
|
|
#endif
|
|
|
|
#include <mpc/mpc_types.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
|
|
typedef mpc_int32_t mpc_streaminfo_off_t;
|
|
|
|
/// \brief mpc stream properties structure
|
|
///
|
|
/// Structure containing all the properties of an mpc stream. Populated
|
|
/// by the streaminfo_read function.
|
|
typedef struct mpc_streaminfo {
|
|
/// @name Core mpc stream properties
|
|
//@{
|
|
mpc_uint32_t sample_freq; ///< Sample frequency of stream
|
|
mpc_uint32_t channels; ///< Number of channels in stream
|
|
mpc_uint32_t stream_version; ///< Streamversion of stream
|
|
mpc_uint32_t bitrate; ///< Bitrate of stream file (in bps)
|
|
double average_bitrate; ///< Average bitrate of stream (in bits/sec)
|
|
mpc_uint32_t max_band; ///< Maximum band-index used in stream (0...31)
|
|
mpc_uint32_t ms; ///< Mid/side stereo (0: off, 1: on)
|
|
mpc_uint32_t fast_seek; ///< True if stream supports fast-seeking (sv7)
|
|
mpc_uint32_t block_pwr; ///< Number of frames in a block = 2^block_pwr (sv8)
|
|
//@}
|
|
|
|
/// @name Replaygain properties
|
|
//@{
|
|
mpc_uint16_t gain_title; ///< Replaygain title value
|
|
mpc_uint16_t gain_album; ///< Replaygain album value
|
|
mpc_uint16_t peak_album; ///< Peak album loudness level
|
|
mpc_uint16_t peak_title; ///< Peak title loudness level
|
|
//@}
|
|
|
|
/// @name True gapless properties
|
|
//@{
|
|
mpc_uint32_t is_true_gapless; ///< True gapless? (0: no, 1: yes)
|
|
mpc_uint64_t samples; ///< Number of samples in the stream
|
|
mpc_uint64_t beg_silence; ///< Number of samples that must not be played at the beginning of the stream
|
|
//@}
|
|
|
|
/// @name Encoder informations
|
|
//@{
|
|
mpc_uint32_t encoder_version; ///< Version of encoder used
|
|
char encoder[256]; ///< Encoder name
|
|
mpc_bool_t pns; ///< pns used
|
|
float profile; ///< Quality profile of stream
|
|
const char* profile_name; ///< Name of profile used by stream
|
|
//@}
|
|
|
|
|
|
mpc_streaminfo_off_t header_position; ///< Byte offset of position of header in stream
|
|
mpc_streaminfo_off_t tag_offset; ///< Offset to file tags
|
|
mpc_streaminfo_off_t total_file_length; ///< Total length of underlying file
|
|
} mpc_streaminfo;
|
|
|
|
/// Gets length of stream si, in seconds.
|
|
/// \return length of stream in seconds
|
|
MPC_API double mpc_streaminfo_get_length(mpc_streaminfo *si);
|
|
|
|
/// Returns length of stream si, in samples.
|
|
/// \return length of stream in samples
|
|
MPC_API mpc_int64_t mpc_streaminfo_get_length_samples(mpc_streaminfo *si);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
#endif
|