diff --git a/Freeswitch.2008.sln b/Freeswitch.2008.sln index c1c66ddcf4..9799ab4d16 100644 --- a/Freeswitch.2008.sln +++ b/Freeswitch.2008.sln @@ -26,6 +26,9 @@ EndProject Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "XML Interfaces", "XML Interfaces", "{F69A4A6B-9360-4EBB-A280-22AA3C455AC5}" EndProject Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "_Libraries", "_Libraries", "{EB910B0D-F27D-4B62-B67B-DE834C99AC5B}" + ProjectSection(SolutionItems) = preProject + libs\win32\mpg123\libmpg123.2008.vcproj = libs\win32\mpg123\libmpg123.2008.vcproj + EndProjectSection EndProject Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "_Downloads", "_Downloads", "{C120A020-773F-4EA3-923F-B67AF28B750D}" EndProject @@ -949,6 +952,7 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "mod_shout", "src\mod\format {E316772F-5D8F-4F2A-8F71-094C3E859D34} = {E316772F-5D8F-4F2A-8F71-094C3E859D34} {DF018947-0FFF-4EB3-BDEE-441DC81DA7A4} = {DF018947-0FFF-4EB3-BDEE-441DC81DA7A4} {202D7A4E-760D-4D0E-AFA1-D7459CED30FF} = {202D7A4E-760D-4D0E-AFA1-D7459CED30FF} + {419C8F80-D858-4B48-A25C-AF4007608137} = {419C8F80-D858-4B48-A25C-AF4007608137} {87EE9DA4-DE1E-4448-8324-183C98DCA588} = {87EE9DA4-DE1E-4448-8324-183C98DCA588} EndProjectSection EndProject @@ -974,6 +978,11 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FreeSWITCH.Managed", "src\m EndProject Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "Download mpg123", "libs\win32\Download mpg123.2008.vcproj", "{E796E337-DE78-4303-8614-9A590862EE95}" EndProject +Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "libmpg123", "libs\win32\mpg123\libmpg123.2008.vcproj", "{419C8F80-D858-4B48-A25C-AF4007608137}" + ProjectSection(ProjectDependencies) = postProject + {E796E337-DE78-4303-8614-9A590862EE95} = {E796E337-DE78-4303-8614-9A590862EE95} + EndProjectSection +EndProject Global GlobalSection(SolutionConfigurationPlatforms) = preSolution Debug|Win32 = Debug|Win32 @@ -1706,6 +1715,12 @@ Global {E796E337-DE78-4303-8614-9A590862EE95}.Release|Win32.ActiveCfg = Release|Win32 {E796E337-DE78-4303-8614-9A590862EE95}.Release|Win32.Build.0 = Release|Win32 {E796E337-DE78-4303-8614-9A590862EE95}.Release|x64.ActiveCfg = Release|Win32 + {419C8F80-D858-4B48-A25C-AF4007608137}.Debug|Win32.ActiveCfg = Debug|Win32 + {419C8F80-D858-4B48-A25C-AF4007608137}.Debug|Win32.Build.0 = Debug|Win32 + {419C8F80-D858-4B48-A25C-AF4007608137}.Debug|x64.ActiveCfg = Debug|Win32 + {419C8F80-D858-4B48-A25C-AF4007608137}.Release|Win32.ActiveCfg = Release|Win32 + {419C8F80-D858-4B48-A25C-AF4007608137}.Release|Win32.Build.0 = Release|Win32 + {419C8F80-D858-4B48-A25C-AF4007608137}.Release|x64.ActiveCfg = Release|Win32 EndGlobalSection GlobalSection(SolutionProperties) = preSolution HideSolutionNode = FALSE @@ -1801,6 +1816,7 @@ Global {E316772F-5D8F-4F2A-8F71-094C3E859D34} = {EB910B0D-F27D-4B62-B67B-DE834C99AC5B} {D3D8B329-20BE-475E-9E83-653CEA0E0EF5} = {EB910B0D-F27D-4B62-B67B-DE834C99AC5B} {0FEEAEC6-4399-4C46-B7DB-62ECE80D15B4} = {EB910B0D-F27D-4B62-B67B-DE834C99AC5B} + {419C8F80-D858-4B48-A25C-AF4007608137} = {EB910B0D-F27D-4B62-B67B-DE834C99AC5B} {5927104D-C14C-4AC8-925C-4AB681762E75} = {C120A020-773F-4EA3-923F-B67AF28B750D} {8B3B4C4C-13C2-446C-BEB0-F412CC2CFB9A} = {C120A020-773F-4EA3-923F-B67AF28B750D} {4F92B672-DADB-4047-8D6A-4BB3796733FD} = {C120A020-773F-4EA3-923F-B67AF28B750D} diff --git a/libs/win32/mpg123/libmpg123.2008.vcproj b/libs/win32/mpg123/libmpg123.2008.vcproj new file mode 100644 index 0000000000..4dc2e3dc08 --- /dev/null +++ b/libs/win32/mpg123/libmpg123.2008.vcproj @@ -0,0 +1,266 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/libs/win32/mpg123/libmpg123/config.h b/libs/win32/mpg123/libmpg123/config.h new file mode 100644 index 0000000000..f92bb27481 --- /dev/null +++ b/libs/win32/mpg123/libmpg123/config.h @@ -0,0 +1,33 @@ +/* basic config.h to reproduce pre-autoconf days */ + +#define HAVE_SYS_TYPES_H 1 +#define HAVE_SYS_WAIT_H +#define HAVE_SYS_RESOURCE_H +#define HAVE_SIGNAL_H 1 + +/* C99 integer types header... needed for ID3 parsing */ +//#define HAVE_INTTYPES_H 1 + +/* aggresive and realtime options were enabled per default... unless for generic build */ +#ifndef GENERIC +#define HAVE_SETPRIORITY +#ifndef NO_RT + #define HAVE_SCHED_H + #define HAVE_SCHED_SETSCHEDULER +#endif +#endif + +#define INDEX_SIZE 1000 + +/* Use this (or similar) if does not define or typedef off_t */ +/* #define off_t long int */ + +/* Use this (or similar) if does not define or typedef size_t. */ +/* #define size_t unsigned long int */ + +/* Use this (or similar) if does not define or typedef ssize_t. */ +/* #define ssize_t long int */ + +#ifndef HAVE_NO_STRERROR +#define HAVE_STRERROR 1 +#endif diff --git a/libs/win32/mpg123/libmpg123/mpg123.h b/libs/win32/mpg123/libmpg123/mpg123.h new file mode 100644 index 0000000000..ae5dad9a71 --- /dev/null +++ b/libs/win32/mpg123/libmpg123/mpg123.h @@ -0,0 +1,790 @@ +/* + libmpg123: MPEG Audio Decoder library (version @PACKAGE_VERSION@) + + copyright 1995-2007 by the mpg123 project - free software under the terms of the LGPL 2.1 + see COPYING and AUTHORS files in distribution or http://mpg123.org +*/ + +#ifndef MPG123_LIB_H +#define MPG123_LIB_H + +/** \file mpg123.h The header file for the libmpg123 MPEG Audio decoder */ + +/* These aren't actually in use... seems to work without using libtool. */ +#ifdef BUILD_MPG123_DLL +/* The dll exports. */ +#define EXPORT __declspec(dllexport) +#else +#ifdef LINK_MPG123_DLL +/* The exe imports. */ +#define EXPORT __declspec(dllimport) +#else +/* Nothing on normal/UNIX builds */ +#define EXPORT +#endif +#endif + +#include +#include +typedef int ssize_t; + +#ifdef __cplusplus +extern "C" { +#endif + +/** \defgroup mpg123_init mpg123 library and handle setup + * + * Functions to initialise and shutdown the mpg123 library and handles. + * The parameters of handles have workable defaults, you only have to tune them when you want to tune something;-) + * Tip: Use a RVA setting... + * + * @{ + */ + +/** Opaque structure for the libmpg123 decoder handle. */ +struct mpg123_handle_struct; + +/** Opaque structure for the libmpg123 decoder handle. + * Most functions take a pointer to a mpg123_handle as first argument and operate on its data in an object-oriented manner. + */ +typedef struct mpg123_handle_struct mpg123_handle; + +/** Function to initialise the mpg123 library. + * This function is not thread-safe. Call it exactly once per process, before any other (possibly threaded) work with the library. + * + * \return MPG123_OK if successful, otherwise an error number. + */ +EXPORT int mpg123_init(void); + +/** Function to close down the mpg123 library. + * This function is not thread-safe. Call it exactly once per process, before any other (possibly threaded) work with the library. */ +EXPORT void mpg123_exit(void); + +/** Create a handle with optional choice of decoder (named by a string, see mpg123_decoders() or mpg123_supported_decoders()). + * and optional retrieval of an error code to feed to mpg123_plain_strerror(). + * Optional means: Any of or both the parameters may be NULL. + * + * \return Non-NULL pointer when successful. + */ +EXPORT mpg123_handle *mpg123_new(const char* decoder, int *error); + +/** Delete handle, mh is either a valid mpg123 handle or NULL. */ +EXPORT void mpg123_delete(mpg123_handle *mh); + +/** Enumeration of the parameters types that it is possible to set/get. */ +enum mpg123_parms +{ + MPG123_VERBOSE, /**< set verbosity value for enabling messages to stderr, >= 0 makes sense */ + MPG123_FLAGS, /**< set all flags, p.ex val = MPG123_GAPLESS|MPG123_MONO_MIX */ + MPG123_ADD_FLAGS, /**< add some flags */ + MPG123_FORCE_RATE, /**< when value > 0, force output rate to that value */ + MPG123_DOWN_SAMPLE, /**< 0=native rate, 1=half rate, 2=quarter rate */ + MPG123_RVA, /**< one of the RVA choices above */ + MPG123_DOWNSPEED, /**< play a frame N times */ + MPG123_UPSPEED, /**< play every Nth frame */ + MPG123_START_FRAME, /**< start with this frame (skip frames before that) */ + MPG123_DECODE_FRAMES, /**< decode only this number of frames */ + MPG123_ICY_INTERVAL, /**< stream contains ICY metadata with this interval */ + MPG123_OUTSCALE, /**< the scale for output samples (amplitude) */ + MPG123_TIMEOUT, /**< timeout for reading from a stream (not supported on win32) */ + MPG123_REMOVE_FLAGS, /**< remove some flags (inverse of MPG123_ADD_FLAGS) */ + MPG123_RESYNC_LIMIT /**< Try resync on frame parsing for that many bytes or until end of stream (<0). */ +}; + +/** Flag bits for MPG123_FLAGS, use the usual binary or to combine. */ +enum mpg123_param_flags +{ + MPG123_FORCE_MONO = 0x7 /**< 0111 Force some mono mode: This is a test bitmask for seeing if any mono forcing is active. */ + ,MPG123_MONO_LEFT = 0x1 /**< 0001 Force playback of left channel only. */ + ,MPG123_MONO_RIGHT = 0x2 /**< 0010 Force playback of right channel only. */ + ,MPG123_MONO_MIX = 0x4 /**< 0100 Force playback of mixed mono. */ + ,MPG123_FORCE_STEREO = 0x8 /**< 1000 Force stereo output. */ + ,MPG123_FORCE_8BIT = 0x10 /**< 00010000 Force 8bit formats. */ + ,MPG123_QUIET = 0x20 /**< 00100000 Suppress any printouts (overrules verbose). */ + ,MPG123_GAPLESS = 0x40 /**< 01000000 Enable gapless decoding (default on if libmpg123 has support). */ + ,MPG123_NO_RESYNC = 0x80 /**< 10000000 Disable resync stream after error. */ + ,MPG123_SEEKBUFFER = 0x100 /**< 000100000000 Enable small buffer on non-seekable streams to allow some peek-ahead (for better MPEG sync). */ +}; + +/** choices for MPG123_RVA */ +enum mpg123_param_rva +{ + MPG123_RVA_OFF = 0 /**< RVA disabled (default). */ + ,MPG123_RVA_MIX = 1 /**< Use mix/track/radio gain. */ + ,MPG123_RVA_ALBUM = 2 /**< Use album/audiophile gain */ + ,MPG123_RVA_MAX = MPG123_RVA_ALBUM /**< The maximum RVA code, may increase in future. */ +}; + +/* TODO: Assess the possibilities and troubles of changing parameters during playback. */ + +/** Set a specific parameter, for a specific mpg123_handle, using a parameter + * type key chosen from the mpg123_parms enumeration, to the specified value. */ +EXPORT int mpg123_param(mpg123_handle *mh, enum mpg123_parms type, long value, double fvalue); + +/** Get a specific parameter, for a specific mpg123_handle. + * See the mpg123_parms enumeration for a list of available parameters. */ +EXPORT int mpg123_getparam(mpg123_handle *mh, enum mpg123_parms type, long *val, double *fval); + +/* @} */ + + +/** \defgroup mpg123_error mpg123 error handling + * + * Functions to get text version of the error numbers and an enumeration + * of the error codes returned by libmpg123. + * + * Most functions operating on a mpg123_handle simply return MPG123_OK on success and MPG123_ERR on failure (setting the internal error variable of the handle to the specific error code). + * Decoding/seek functions may also return message codes MPG123_DONE, MPG123_NEW_FORMAT and MPG123_NEED_MORE. + * The positive range of return values is used for "useful" values when appropriate. + * + * @{ + */ + +/** Enumeration of the message and error codes and returned by libmpg123 functions. */ +enum mpg123_errors +{ + MPG123_DONE=-12, /**< Message: Track ended. */ + MPG123_NEW_FORMAT=-11, /**< Message: Output format will be different on next call. */ + MPG123_NEED_MORE=-10, /**< Message: For feed reader: "Feed me more!" */ + MPG123_ERR=-1, /**< Generic Error */ + MPG123_OK=0, /**< Success */ + MPG123_BAD_OUTFORMAT, /**< Unable to set up output format! */ + MPG123_BAD_CHANNEL, /**< Invalid channel number specified. */ + MPG123_BAD_RATE, /**< Invalid sample rate specified. */ + MPG123_ERR_16TO8TABLE, /**< Unable to allocate memory for 16 to 8 converter table! */ + MPG123_BAD_PARAM, /**< Bad parameter id! */ + MPG123_BAD_BUFFER, /**< Bad buffer given -- invalid pointer or too small size. */ + MPG123_OUT_OF_MEM, /**< Out of memory -- some malloc() failed. */ + MPG123_NOT_INITIALIZED, /**< You didn't initialize the library! */ + MPG123_BAD_DECODER, /**< Invalid decoder choice. */ + MPG123_BAD_HANDLE, /**< Invalid mpg123 handle. */ + MPG123_NO_BUFFERS, /**< Unable to initialize frame buffers (out of memory?). */ + MPG123_BAD_RVA, /**< Invalid RVA mode. */ + MPG123_NO_GAPLESS, /**< This build doesn't support gapless decoding. */ + MPG123_NO_SPACE, /**< Not enough buffer space. */ + MPG123_BAD_TYPES, /**< Incompatible numeric data types. */ + MPG123_BAD_BAND, /**< Bad equalizer band. */ + MPG123_ERR_NULL, /**< Null pointer given where valid storage address needed. */ + MPG123_ERR_READER, /**< Error reading the stream. */ + MPG123_NO_SEEK_FROM_END,/**< Cannot seek from end (end is not known). */ + MPG123_BAD_WHENCE, /**< Invalid 'whence' for seek function.*/ + MPG123_NO_TIMEOUT, /**< Build does not support stream timeouts. */ + MPG123_BAD_FILE, /**< File access error. */ + MPG123_NO_SEEK, /**< Seek not supported by stream. */ + MPG123_NO_READER, /**< No stream opened. */ + MPG123_BAD_PARS, /**< Bad parameter handle. */ + MPG123_BAD_INDEX_PAR, /**< Bad parameters to mpg123_index() */ + MPG123_OUT_OF_SYNC, /**< Lost track in bytestream and did not try to resync. */ + MPG123_RESYNC_FAIL, /**< Resync failed to find valid MPEG data. */ + MPG123_NO_8BIT, /**< No 8bit encoding possible. */ + MPG123_BAD_ALIGN, /**< Stack aligmnent error */ + MPG123_NULL_BUFFER /**< NULL input buffer with non-zero size... */ +}; + +/** Return a string describing that error errcode means. */ +EXPORT const char* mpg123_plain_strerror(int errcode); + +/** Give string describing what error has occured in the context of handle mh. + * When a function operating on an mpg123 handle returns MPG123_ERR, you should check for the actual reason via + * char *errmsg = mpg123_strerror(mh) + * This function will catch mh == NULL and return the message for MPG123_BAD_HANDLE. */ +EXPORT const char* mpg123_strerror(mpg123_handle *mh); + +/** Return the plain errcode intead of a string. */ +EXPORT int mpg123_errcode(mpg123_handle *mh); + +/*@}*/ + + +/** \defgroup mpg123_decoder mpg123 decoder selection + * + * Functions to list and select the available decoders. + * Perhaps the most prominent feature of mpg123: You have several (optimized) decoders to choose from (on x86 and PPC (MacOS) systems, that is). + * + * @{ + */ + +/** Return a NULL-terminated array of generally available decoder names (plain 8bit ASCII). */ +EXPORT char **mpg123_decoders(); + +/** Return a NULL-terminated array of the decoders supported by the CPU (plain 8bit ASCII). */ +EXPORT char **mpg123_supported_decoders(); + +/** Set the chosen decoder to 'decoder_name' */ +EXPORT int mpg123_decoder(mpg123_handle *mh, const char* decoder_name); + +/*@}*/ + + +/** \defgroup mpg123_output mpg123 output audio format + * + * Functions to get and select the format of the decoded audio. + * + * @{ + */ + +/** 16 or 8 bits, signed or unsigned... all flags fit into 15 bits and are designed to have meaningful binary AND/OR. + * Adding float and 32bit int definitions for experimental fun. Only 32bit (and possibly 64bit) float is + * somewhat there with a dedicated library build. */ +enum mpg123_enc_enum +{ + MPG123_ENC_8 = 0x00f /**< 0000 0000 1111 Some 8 bit integer encoding. */ + ,MPG123_ENC_16 = 0x040 /**< 0000 0100 0000 Some 16 bit integer encoding. */ + ,MPG123_ENC_32 = 0x100 /**< 0001 0000 0000 Some 32 bit integer encoding. */ + ,MPG123_ENC_SIGNED = 0x080 /**< 0000 1000 0000 Some signed integer encoding. */ + ,MPG123_ENC_FLOAT = 0x800 /**< 1110 0000 0000 Some float encoding. */ + ,MPG123_ENC_SIGNED_16 = (MPG123_ENC_16|MPG123_ENC_SIGNED|0x10) /**< 0000 1101 0000 signed 16 bit */ + ,MPG123_ENC_UNSIGNED_16 = (MPG123_ENC_16|0x20) /**< 0000 0110 0000 unsigned 16 bit*/ + ,MPG123_ENC_UNSIGNED_8 = 0x01 /**< 0000 0000 0001 unsigned 8 bit*/ + ,MPG123_ENC_SIGNED_8 = (MPG123_ENC_SIGNED|0x02) /**< 0000 1000 0010 signed 8 bit*/ + ,MPG123_ENC_ULAW_8 = 0x04 /**< 0000 0000 0100 ulaw 8 bit*/ + ,MPG123_ENC_ALAW_8 = 0x08 /**< 0000 0000 1000 alaw 8 bit */ + ,MPG123_ENC_SIGNED_32 = MPG123_ENC_32|MPG123_ENC_SIGNED|0x10 /**< 0001 1001 0000 signed 32 bit */ + ,MPG123_ENC_UNSIGNED_32 = MPG123_ENC_32|0x20 /**< 0001 0010 0000 unsigned 32 bit */ + ,MPG123_ENC_FLOAT_32 = 0x200 /**< 0010 0000 0000 32bit float */ + ,MPG123_ENC_FLOAT_64 = 0x400 /**< 0100 0000 0000 64bit float */ + ,MPG123_ENC_ANY = ( MPG123_ENC_SIGNED_16 | MPG123_ENC_UNSIGNED_16 | MPG123_ENC_UNSIGNED_8 + | MPG123_ENC_SIGNED_8 | MPG123_ENC_ULAW_8 | MPG123_ENC_ALAW_8 + | MPG123_ENC_FLOAT_32 | MPG123_ENC_FLOAT_64 ) /**< any encoding */ +}; + +/** They can be combined into one number (3) to indicate mono and stereo... */ +enum mpg123_channelcount +{ + MPG123_MONO = 1 + ,MPG123_STEREO = 2 +}; + +/** An array of supported standard sample rates + * These are possible native sample rates of MPEG audio files. + * You can still force mpg123 to resample to a different one, but by default you will only get audio in one of these samplings. + * \param list Store a pointer to the sample rates array there. + * \param number Store the number of sample rates there. */ +EXPORT void mpg123_rates(const long **list, size_t *number); + +/** An array of supported audio encodings. + * An audio encoding is one of the fully qualified members of mpg123_enc_enum (MPG123_ENC_SIGNED_16, not MPG123_SIGNED). + * \param list Store a pointer to the encodings array there. + * \param number Store the number of encodings there. */ +EXPORT void mpg123_encodings(const int **list, size_t *number); + +/** Configure a mpg123 handle to accept no output format at all, + * use before specifying supported formats with mpg123_format */ +EXPORT int mpg123_format_none(mpg123_handle *mh); + +/** Configure mpg123 handle to accept all formats + * (also any custom rate you may set) -- this is default. */ +EXPORT int mpg123_format_all(mpg123_handle *mh); + +/** Set the audio format support of a mpg123_handle in detail: + * \param mh audio decoder handle + * \param rate The sample rate value (in Hertz). + * \param channels A combination of MPG123_STEREO and MPG123_MONO. + * \param encodings A combination of accepted encodings for rate and channels, p.ex MPG123_ENC_SIGNED16 | MPG123_ENC_ULAW_8 (or 0 for no support). Please note that some encodings may not be supported in the library build and thus will be ignored here. + * \return MPG123_OK on success, MPG123_ERR if there was an error. */ +EXPORT int mpg123_format(mpg123_handle *mh, long rate, int channels, int encodings); + +/** Check to see if a specific format at a specific rate is supported + * by mpg123_handle. + * \return 0 for no support (that includes invalid parameters), MPG123_STEREO, + * MPG123_MONO or MPG123_STEREO|MPG123_MONO. */ +EXPORT int mpg123_format_support(mpg123_handle *mh, long rate, int encoding); + +/** Get the current output format written to the addresses givenr. */ +EXPORT int mpg123_getformat(mpg123_handle *mh, long *rate, int *channels, int *encoding); + +/*@}*/ + + +/** \defgroup mpg123_input mpg123 file input and decoding + * + * Functions for input bitstream and decoding operations. + * + * @{ + */ + +/* reading samples / triggering decoding, possible return values: */ +/** Enumeration of the error codes returned by libmpg123 functions. */ + +/** Open and prepare to decode the specified file by filesystem path. + * This does not open HTTP urls; libmpg123 contains no networking code. + * If you want to decode internet streams, use mpg123_open_fd() or mpg123_open_feed(). + */ +EXPORT int mpg123_open(mpg123_handle *mh, const char *path); + +/** Use an already opened file descriptor as the bitstream input + * mpg123_close() will _not_ close the file descriptor. + */ +EXPORT int mpg123_open_fd(mpg123_handle *mh, int fd); + +/** Open a new bitstream and prepare for direct feeding + * This works together with mpg123_decode(); you are responsible for reading and feeding the input bitstream. + */ +EXPORT int mpg123_open_feed(mpg123_handle *mh); + +/** Closes the source, if libmpg123 opened it. */ +EXPORT int mpg123_close(mpg123_handle *mh); + +/** Read from stream and decode up to outmemsize bytes. + * \param outmemory address of output buffer to write to + * \param outmemsize maximum number of bytes to write + * \param done address to store the number of actually decoded bytes to + * \return error/message code (watch out for MPG123_DONE and friends!) */ +EXPORT int mpg123_read(mpg123_handle *mh, unsigned char *outmemory, size_t outmemsize, size_t *done); + +/** Feed data for a stream that has been opened with mpg123_open_feed(). + * It's give and take: You provide the bytestream, mpg123 gives you the decoded samples. + * \param in input buffer + * \param size number of input bytes + * \return error/message code. */ +EXPORT int mpg123_feed(mpg123_handle *mh, const unsigned char *in, size_t size); + +/** Decode MPEG Audio from inmemory to outmemory. + * This is very close to a drop-in replacement for old mpglib. + * When you give zero-sized output buffer the input will be parsed until + * decoded data is available. This enables you to get MPG123_NEW_FORMAT (and query it) + * without taking decoded data. + * Think of this function being the union of mpg123_read() and mpg123_feed() (which it actually is, sort of;-). + * You can actually always decide if you want those specialized functions in separate steps or one call this one here. + * \param inmemory input buffer + * \param inmemsize number of input bytes + * \param outmemory output buffer + * \param outmemsize maximum number of output bytes + * \param done address to store the number of actually decoded bytes to + * \return error/message code (watch out especially for MPG123_NEED_MORE) + */ +EXPORT int mpg123_decode(mpg123_handle *mh, const unsigned char *inmemory, size_t inmemsize, + unsigned char *outmemory, size_t outmemsize, size_t *done); + +/** Decode next MPEG frame to internal buffer + * or read a frame and return after setting a new format. + * \param num current frame offset gets stored there + * \param audio This pointer is set to the internal buffer to read the decoded audio from. + * \param bytes number of output bytes ready in the buffer + */ +EXPORT int mpg123_decode_frame(mpg123_handle *mh, off_t *num, unsigned char **audio, size_t *bytes); + +/*@}*/ + + +/** \defgroup mpg123_seek mpg123 position and seeking + * + * Functions querying and manipulating position in the decoded audio bitstream. + * The position is measured in decoded audio samples, or MPEG frame offset for the specific functions. + * If gapless code is in effect, the positions are adjusted to compensate the skipped padding/delay - meaning, you should not care about that at all and just use the position defined for the samples you get out of the decoder;-) + * The general usage is modelled after stdlib's ftell() and fseek(). + * Especially, the whence parameter for the seek functions has the same meaning as the one for fseek() and needs the same constants from stdlib.h: + * - SEEK_SET: set position to (or near to) specified offset + * - SEEK_CUR: change position by offset from now + * - SEEK_END: set position to offset from end + * + * Note that sample-afccurate seek only works when gapless support has been enabled at compile time; seek is frame-accurate otherwise. + * Also, seeking is not guaranteed to work for all streams (underlying stream may not support it). + * + * @{ + */ + +/** Returns the current position in samples. + * On the next read, you'd get that sample. */ +EXPORT off_t mpg123_tell(mpg123_handle *mh); + +/** Returns the frame number that the next read will give you data from. */ +EXPORT off_t mpg123_tellframe(mpg123_handle *mh); + +/** Seek to a desired sample offset. + * Set whence to SEEK_SET, SEEK_CUR or SEEK_END. + * \return The resulting offset >= 0 or error/message code */ +EXPORT off_t mpg123_seek(mpg123_handle *mh, off_t sampleoff, int whence); + +/** Seek to a desired sample offset in data feeding mode. + * This just prepares things to be right only if you ensure that the next chunk of input data will be from input_offset byte position. + * \param input_offset The position it expects to be at the + * next time data is fed to mpg123_decode(). + * \return The resulting offset >= 0 or error/message code */ +EXPORT off_t mpg123_feedseek(mpg123_handle *mh, off_t sampleoff, int whence, off_t *input_offset); + +/** Seek to a desired MPEG frame index. + * Set whence to SEEK_SET, SEEK_CUR or SEEK_END. + * \return The resulting offset >= 0 or error/message code */ +EXPORT off_t mpg123_seek_frame(mpg123_handle *mh, off_t frameoff, int whence); + +/** Return a MPEG frame offset corresponding to an offset in seconds. + * This assumes that the samples per frame do not change in the file/stream, which is a good assumption for any sane file/stream only. + * \return frame offset >= 0 or error/message code */ +EXPORT off_t mpg123_timeframe(mpg123_handle *mh, double sec); + +/** Give access to the frame index table that is managed for seeking. + * You are asked not to modify the values... unless you are really aware of what you are doing. + * \param offsets pointer to the index array + * \param step one index byte offset advances this many MPEG frames + * \param fill number of recorded index offsets; size of the array */ +EXPORT int mpg123_index(mpg123_handle *mh, off_t **offsets, off_t *step, size_t *fill); + +/** Get information about current and remaining frames/seconds. + * WARNING: This function is there because of special usage by standalone mpg123 and may be removed in the final version of libmpg123! + * You provide an offset (in frames) from now and a number of output bytes + * served by libmpg123 but not yet played. You get the projected current frame + * and seconds, as well as the remaining frames/seconds. This does _not_ care + * about skipped samples due to gapless playback. */ +EXPORT int mpg123_position( mpg123_handle *mh, off_t frame_offset, + off_t buffered_bytes, off_t *current_frame, + off_t *frames_left, double *current_seconds, + double *seconds_left); + +/*@}*/ + + +/** \defgroup mpg123_voleq mpg123 volume and equalizer + * + * @{ + */ + +enum mpg123_channels +{ + MPG123_LEFT=0x1 /**< The Left Channel. */ + ,MPG123_RIGHT=0x2 /**< The Right Channel. */ + ,MPG123_LR=0x3 /**< Both left and right channel; same as MPG123_LEFT|MPG123_RIGHT */ +}; + +/** Set the 32 Band Audio Equalizer settings. + * \param channel Can be MPG123_LEFT, MPG123_RIGHT or MPG123_LEFT|MPG123_RIGHT for both. + * \param band The equaliser band to change (from 0 to 31) + * \param val The (linear) adjustment factor. */ +EXPORT int mpg123_eq(mpg123_handle *mh, enum mpg123_channels channel, int band, double val); + +/** Reset the 32 Band Audio Equalizer settings to flat */ +EXPORT int mpg123_reset_eq(mpg123_handle *mh); + +/** Set the absolute output volume including the RVA setting, + * vol<0 just applies (a possibly changed) RVA setting. */ +EXPORT int mpg123_volume(mpg123_handle *mh, double vol); + +/** Adjust output volume including the RVA setting by chosen amount */ +EXPORT int mpg123_volume_change(mpg123_handle *mh, double change); + +/** Return current volume setting, the actual value due to RVA, and the RVA + * adjustment itself. It's all as double float value to abstract the sample + * format. The volume values are linear factors / amplitudes (not percent) + * and the RVA value is in decibels. */ +EXPORT int mpg123_getvolume(mpg123_handle *mh, double *base, double *really, double *rva_db); + +/* TODO: Set some preamp in addition / to replace internal RVA handling? */ + +/*@}*/ + + +/** \defgroup mpg123_status mpg123 status and information + * + * @{ + */ + +/** Enumeration of the mode types of Variable Bitrate */ +enum mpg123_vbr { + MPG123_CBR=0, /**< Constant Bitrate Mode (default) */ + MPG123_VBR, /**< Variable Bitrate Mode */ + MPG123_ABR /**< Average Bitrate Mode */ +}; + +/** Enumeration of the MPEG Versions */ +enum mpg123_version { + MPG123_1_0=0, /**< MPEG Version 1.0 */ + MPG123_2_0, /**< MPEG Version 2.0 */ + MPG123_2_5 /**< MPEG Version 2.5 */ +}; + + +/** Enumeration of the MPEG Audio mode. + * Only the mono mode has 1 channel, the others have 2 channels. */ +enum mpg123_mode { + MPG123_M_STEREO=0, /**< Standard Stereo. */ + MPG123_M_JOINT, /**< Joint Stereo. */ + MPG123_M_DUAL, /**< Dual Channel. */ + MPG123_M_MONO /**< Single Channel. */ +}; + + +/** Enumeration of the MPEG Audio flag bits */ +enum mpg123_flags { + MPG123_CRC=0x1, /**< The bitstream is error protected using 16-bit CRC. */ + MPG123_COPYRIGHT=0x2, /**< The bitstream is copyrighted. */ + MPG123_PRIVATE=0x4, /**< The private bit has been set. */ + MPG123_ORIGINAL=0x8 /**< The bitstream is an original, not a copy. */ +}; + +/** Data structure for storing information about a frame of MPEG Audio */ +struct mpg123_frameinfo +{ + enum mpg123_version version; /**< The MPEG version (1.0/2.0/2.5). */ + int layer; /**< The MPEG Audio Layer (MP1/MP2/MP3). */ + long rate; /**< The sampling rate in Hz. */ + enum mpg123_mode mode; /**< The audio mode (Mono, Stereo, Joint-stero, Dual Channel). */ + int mode_ext; /**< The mode extension bit flag. */ + int framesize; /**< The size of the frame (in bytes). */ + enum mpg123_flags flags; /**< MPEG Audio flag bits. */ + int emphasis; /**< The emphasis type. */ + int bitrate; /**< Bitrate of the frame (kbps). */ + int abr_rate; /**< The target average bitrate. */ + enum mpg123_vbr vbr; /**< The VBR mode. */ +}; + +/** Get frame information about the MPEG audio bitstream and store it in a mpg123_frameinfo structure. */ +EXPORT int mpg123_info(mpg123_handle *mh, struct mpg123_frameinfo *mi); + +/** Get the safe output buffer size for all cases (when you want to replace the internal buffer) */ +EXPORT size_t mpg123_safe_buffer(); + +/** Make a full parsing scan of each frame in the file. ID3 tags are found. An accurate length + * value is stored. Seek index will be filled. A seek back to current position + * is performed. At all, this function refuses work when stream is + * not seekable. + * \return MPG123_OK or MPG123_ERR. + */ +EXPORT int mpg123_scan(mpg123_handle *mh); + +/** Return, if possible, the full (expected) length of current track in samples. + * \return length >= 0 or MPG123_ERR if there is no length guess possible. */ +EXPORT off_t mpg123_length(mpg123_handle *mh); + +/** Override the value for file size in bytes. + * Useful for getting sensible track length values in feed mode or for HTTP streams. + * \return MPG123_OK or MPG123_ERR */ +EXPORT int mpg123_set_filesize(mpg123_handle *mh, off_t size); + +/** Returns the time (seconds) per frame; <0 is error. */ +EXPORT double mpg123_tpf(mpg123_handle *mh); + +/** Get and reset the clip count. */ +EXPORT long mpg123_clip(mpg123_handle *mh); + +/*@}*/ + + +/** \defgroup mpg123_metadata mpg123 metadata handling + * + * Functions to retrieve the metadata from MPEG Audio files and streams. + * Also includes string handling functions. + * + * @{ + */ + +/** Data structure for storing strings in a safer way than a standard C-String. + * Can also hold a number of null-terminated strings. */ +typedef struct +{ + char* p; /**< pointer to the string data */ + size_t size; /**< raw number of bytes allocated */ + size_t fill; /**< number of used bytes (including closing zero byte) */ +} mpg123_string; + +/** Create and allocate memory for a new mpg123_string */ +EXPORT void mpg123_init_string(mpg123_string* sb); + +/** Free-up mempory for an existing mpg123_string */ +EXPORT void mpg123_free_string(mpg123_string* sb); + +/** Change the size of a mpg123_string + * \return 0 on error, 1 on success */ +EXPORT int mpg123_resize_string(mpg123_string* sb, size_t news); + +/** Increase size of a mpg123_string if necessary (it may stay larger). + * Note that the functions for adding and setting in current libmpg123 use this instead of mpg123_resize_string(). + * That way, you can preallocate memory and safely work afterwards with pieces. + * \return 0 on error, 1 on success */ +EXPORT int mpg123_grow_string(mpg123_string* sb, size_t news); + +/** Copy the contents of one mpg123_string string to another. + * \return 0 on error, 1 on success */ +EXPORT int mpg123_copy_string(mpg123_string* from, mpg123_string* to); + +/** Append a C-String to an mpg123_string + * \return 0 on error, 1 on success */ +EXPORT int mpg123_add_string(mpg123_string* sb, const char* stuff); + +/** Append a C-substring to an mpg123 string + * \return 0 on error, 1 on success + * \param from offset to copy from + * \param count number of characters to copy (a null-byte is always appended) */ +EXPORT int mpg123_add_substring(mpg123_string *sb, const char *stuff, size_t from, size_t count); + +/** Set the conents of a mpg123_string to a C-string + * \return 0 on error, 1 on success */ +EXPORT int mpg123_set_string(mpg123_string* sb, const char* stuff); + +/** Set the contents of a mpg123_string to a C-substring + * \return 0 on error, 1 on success + * \param from offset to copy from + * \param count number of characters to copy (a null-byte is always appended) */ +EXPORT int mpg123_set_substring(mpg123_string *sb, const char *stuff, size_t from, size_t count); + + +/** Sub data structure for ID3v2, for storing various text fields (including comments). + * This is for ID3v2 COMM, TXXX and all the other text fields. + * Only COMM and TXXX have a description, only COMM has a language. + * You should consult the ID3v2 specification for the use of the various text fields ("frames" in ID3v2 documentation, I use "fields" here to separate from MPEG frames). */ +typedef struct +{ + char lang[3]; /**< Three-letter language code (not terminated). */ + char id[4]; /**< The ID3v2 text field id, like TALB, TPE2, ... (4 characters, no string termination). */ + mpg123_string description; /**< Empty for the generic comment... */ + mpg123_string text; /**< ... */ +} mpg123_text; + +/** Data structure for storing IDV3v2 tags. + * This structure is not a direct binary mapping with the file contents. + * The ID3v2 text frames are allowed to contain multiple strings. + * So check for null bytes until you reach the mpg123_string fill. + * All text is encoded in UTF-8. */ +typedef struct +{ + unsigned char version; /**< 3 or 4 for ID3v2.3 or ID3v2.4. */ + mpg123_string *title; /**< Title string (pointer into text_list). */ + mpg123_string *artist; /**< Artist string (pointer into text_list). */ + mpg123_string *album; /**< Album string (pointer into text_list). */ + mpg123_string *year; /**< The year as a string (pointer into text_list). */ + mpg123_string *genre; /**< Genre String (pointer into text_list). The genre string(s) may very well need postprocessing, esp. for ID3v2.3. */ + mpg123_string *comment; /**< Pointer to last encountered comment text with empty description. */ + /* Encountered ID3v2 fields are appended to these lists. + There can be multiple occurences, the pointers above always point to the last encountered data. */ + mpg123_text *comment_list; /**< Array of comments. */ + size_t comments; /**< Number of comments. */ + mpg123_text *text; /**< Array of ID3v2 text fields */ + size_t texts; /**< Numer of text fields. */ + mpg123_text *extra; /**< The array of extra (TXXX) fields. */ + size_t extras; /**< Number of extra text (TXXX) fields. */ +} mpg123_id3v2; + +/** Data structure for ID3v1 tags (the last 128 bytes of a file). + * Don't take anything for granted (like string termination)! + * Also note the change ID3v1.1 did: comment[28] = 0; comment[19] = track_number + * It is your task to support ID3v1 only or ID3v1.1 ...*/ +typedef struct +{ + char tag[3]; /**< Always the string "TAG", the classic intro. */ + char title[30]; /**< Title string. */ + char artist[30]; /**< Artist string. */ + char album[30]; /**< Album string. */ + char year[4]; /**< Year string. */ + char comment[30]; /**< Comment string. */ + unsigned char genre; /**< Genre index. */ +} mpg123_id3v1; + +#define MPG123_ID3 0x3 /**< 0011 There is some ID3 info. Also matches 0010 or NEW_ID3. */ +#define MPG123_NEW_ID3 0x1 /**< 0001 There is ID3 info that changed since last call to mpg123_id3. */ +#define MPG123_ICY 0xc /**< 1100 There is some ICY info. Also matches 0100 or NEW_ICY.*/ +#define MPG123_NEW_ICY 0x4 /**< 0100 There is ICY info that changed since last call to mpg123_icy. */ + +/** Query if there is (new) meta info, be it ID3 or ICY (or something new in future). + The check function returns a combination of flags. */ +EXPORT int mpg123_meta_check(mpg123_handle *mh); /* On error (no valid handle) just 0 is returned. */ + +/** Point v1 and v2 to existing data structures wich may change on any next read/decode function call. + * v1 and/or v2 can be set to NULL when there is no corresponding data. + * \return Return value is MPG123_OK or MPG123_ERR, */ +EXPORT int mpg123_id3(mpg123_handle *mh, mpg123_id3v1 **v1, mpg123_id3v2 **v2); + +/** Point icy_meta to existing data structure wich may change on any next read/decode function call. + * \return Return value is MPG123_OK or MPG123_ERR, */ +EXPORT int mpg123_icy(mpg123_handle *mh, char **icy_meta); /* same for ICY meta string */ + +/** Decode from windows-1252 (the encoding ICY metainfo used) to UTF-8. + * \param icy_text The input data in ICY encoding + * \return pointer to newly allocated buffer with UTF-8 data (You free() it!) */ +EXPORT char* mpg123_icy2utf8(const char* icy_text); + + +/* @} */ + + +/** \defgroup mpg123_advpar mpg123 advanced parameter API + * + * Direct access to a parameter set without full handle around it. + * Possible uses: + * - Influence behaviour of library _during_ initialization of handle (MPG123_VERBOSE). + * - Use one set of parameters for multiple handles. + * + * The functions for handling mpg123_pars (mpg123_par() and mpg123_fmt() + * family) directly return a fully qualified mpg123 error code, the ones + * operating on full handles normally MPG123_OK or MPG123_ERR, storing the + * specific error code itseld inside the handle. + * + * @{ + */ + +/** Opaque structure for the libmpg123 decoder parameters. */ +struct mpg123_pars_struct; + +/** Opaque structure for the libmpg123 decoder parameters. */ +typedef struct mpg123_pars_struct mpg123_pars; + +/** Create a handle with preset parameters. */ +EXPORT mpg123_handle *mpg123_parnew(mpg123_pars *mp, const char* decoder, int *error); + +/** Allocate memory for and return a pointer to a new mpg123_pars */ +EXPORT mpg123_pars *mpg123_new_pars(int *error); + +/** Delete and free up memory used by a mpg123_pars data structure */ +EXPORT void mpg123_delete_pars(mpg123_pars* mp); + +/** Configure mpg123 parameters to accept no output format at all, + * use before specifying supported formats with mpg123_format */ +EXPORT int mpg123_fmt_none(mpg123_pars *mp); + +/** Configure mpg123 parameters to accept all formats + * (also any custom rate you may set) -- this is default. */ +EXPORT int mpg123_fmt_all(mpg123_pars *mp); + +/** Set the audio format support of a mpg123_pars in detail: + \param rate The sample rate value (in Hertz). + \param channels A combination of MPG123_STEREO and MPG123_MONO. + \param encodings A combination of accepted encodings for rate and channels, p.ex MPG123_ENC_SIGNED16|MPG123_ENC_ULAW_8 (or 0 for no support). + \return 0 on success, -1 if there was an error. / +*/ +EXPORT int mpg123_fmt(mpg123_pars *mh, long rate, int channels, int encodings); /* 0 is good, -1 is error */ + +/** Check to see if a specific format at a specific rate is supported + * by mpg123_pars. + * \return 0 for no support (that includes invalid parameters), MPG123_STEREO, + * MPG123_MONO or MPG123_STEREO|MPG123_MONO. */ +EXPORT int mpg123_fmt_support(mpg123_pars *mh, long rate, int encoding); + +/** Set a specific parameter, for a specific mpg123_pars, using a parameter + * type key chosen from the mpg123_parms enumeration, to the specified value. */ +EXPORT int mpg123_par(mpg123_pars *mp, enum mpg123_parms type, long value, double fvalue); + +/** Get a specific parameter, for a specific mpg123_pars. + * See the mpg123_parms enumeration for a list of available parameters. */ +EXPORT int mpg123_getpar(mpg123_pars *mp, enum mpg123_parms type, long *val, double *fval); + +/* @} */ + + +/** \defgroup mpg123_lowio mpg123 low level I/O + * You may want to do tricky stuff with I/O that does not work with mpg123's default file access or you want to make it decode into your own pocket... + * + * @{ */ + +/** Replace default internal buffer with user-supplied buffer. + * Instead of working on it's own private buffer, mpg123 will directly use the one you provide for storing decoded audio. */ +EXPORT int mpg123_replace_buffer(mpg123_handle *mh, unsigned char *data, size_t size); + +/** The max size of one frame's decoded output with current settings. + * Use that to determine an appropriate minimum buffer size for decoding one frame. */ +EXPORT size_t mpg123_outblock(mpg123_handle *mh); + +/** Replace low-level stream access functions; read and lseek as known in POSIX. + * You can use this to make any fancy file opening/closing yourself, + * using open_fd to set the file descriptor for your read/lseek (doesn't need to be a "real" file descriptor...). + * Setting a function to NULL means that the default internal read is + * used (active from next mpg123_open call on). */ +EXPORT int mpg123_replace_reader( mpg123_handle *mh, + ssize_t (*r_read) (int, void *, size_t), + off_t (*r_lseek)(int, off_t, int) ); + +/* @} */ + + +#ifdef __cplusplus +} +#endif + +#endif diff --git a/src/mod/formats/mod_shout/mod_shout.vcproj b/src/mod/formats/mod_shout/mod_shout.vcproj index 72f6c7eece..ff4f7e15b3 100644 --- a/src/mod/formats/mod_shout/mod_shout.vcproj +++ b/src/mod/formats/mod_shout/mod_shout.vcproj @@ -41,7 +41,7 @@