diff -r 288360b78f30 -r 6b5da1a2765a openalbridge/loaders.h --- a/openalbridge/loaders.h Mon Jun 29 20:01:05 2009 +0000 +++ b/openalbridge/loaders.h Mon Jun 29 23:03:25 2009 +0000 @@ -15,18 +15,9 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA */ -#include -#include -#include "al.h" -#include "alc.h" -#include "endianness.h" -#include "wrappers.h" -#ifndef _WIN32 -#include -#else -#include "winstdint.h" -#endif +#include "globals.h" + #ifdef __CPLUSPLUS extern "C" { @@ -34,221 +25,6 @@ #pragma once -#pragma pack(1) - typedef struct _WAV_header_t { - uint32_t ChunkID; - uint32_t ChunkSize; - uint32_t Format; - uint32_t Subchunk1ID; - uint32_t Subchunk1Size; - uint16_t AudioFormat; - uint16_t NumChannels; - uint32_t SampleRate; - uint32_t ByteRate; - uint16_t BlockAlign; - uint16_t BitsPerSample; - uint32_t Subchunk2ID; - uint32_t Subchunk2Size; - } WAV_header_t; -#pragma pack() - - /*data types for ogg and vorbis*/ -#ifndef ogg_int64_t -#define ogg_int64_t int64_t -#endif - - typedef struct { - unsigned char *data; - int storage; - int fill; - int returned; - - int unsynced; - int headerbytes; - int bodybytes; - } ogg_sync_state; - typedef struct vorbis_info{ - int version; - int channels; - long rate; - - /* The below bitrate declarations are *hints*. - Combinations of the three values carry the following implications: - - all three set to the same value: - implies a fixed rate bitstream - only nominal set: - implies a VBR stream that averages the nominal bitrate. No hard - upper/lower limit - upper and or lower set: - implies a VBR bitstream that obeys the bitrate limits. nominal - may also be set to give a nominal rate. - none set: - the coder does not care to speculate. - */ - - long bitrate_upper; - long bitrate_nominal; - long bitrate_lower; - long bitrate_window; - - void *codec_setup; - } vorbis_info; - typedef struct vorbis_comment{ - /* unlimited user comment fields. libvorbis writes 'libvorbis' - whatever vendor is set to in encode */ - char **user_comments; - int *comment_lengths; - int comments; - char *vendor; - - } vorbis_comment; - typedef struct { - unsigned char *body_data; /* bytes from packet bodies */ - long body_storage; /* storage elements allocated */ - long body_fill; /* elements stored; fill mark */ - long body_returned; /* elements of fill returned */ - - - int *lacing_vals; /* The values that will go to the segment table */ - ogg_int64_t *granule_vals; /* granulepos values for headers. Not compact - this way, but it is simple coupled to the - lacing fifo */ - long lacing_storage; - long lacing_fill; - long lacing_packet; - long lacing_returned; - - unsigned char header[282]; /* working space for header encode */ - int header_fill; - - int e_o_s; /* set when we have buffered the last packet in the - logical bitstream */ - int b_o_s; /* set after we've written the initial page - of a logical bitstream */ - long serialno; - long pageno; - ogg_int64_t packetno; /* sequence number for decode; the framing - knows where there's a hole in the data, - but we need coupling so that the codec - (which is in a seperate abstraction - layer) also knows about the gap */ - ogg_int64_t granulepos; - - } ogg_stream_state; - typedef struct vorbis_dsp_state{ - int analysisp; - vorbis_info *vi; - - float **pcm; - float **pcmret; - int pcm_storage; - int pcm_current; - int pcm_returned; - - int preextrapolate; - int eofflag; - - long lW; - long W; - long nW; - long centerW; - - ogg_int64_t granulepos; - ogg_int64_t sequence; - - ogg_int64_t glue_bits; - ogg_int64_t time_bits; - ogg_int64_t floor_bits; - ogg_int64_t res_bits; - - void *backend_state; - } vorbis_dsp_state; - typedef struct { - long endbyte; - int endbit; - - unsigned char *buffer; - unsigned char *ptr; - long storage; - } oggpack_buffer; - typedef struct vorbis_block{ - /* necessary stream state for linking to the framing abstraction */ - float **pcm; /* this is a pointer into local storage */ - oggpack_buffer opb; - - long lW; - long W; - long nW; - int pcmend; - int mode; - - int eofflag; - ogg_int64_t granulepos; - ogg_int64_t sequence; - vorbis_dsp_state *vd; /* For read-only access of configuration */ - - /* local storage to avoid remallocing; it's up to the mapping to - structure it */ - void *localstore; - long localtop; - long localalloc; - long totaluse; - struct alloc_chain *reap; - - /* bitmetrics for the frame */ - long glue_bits; - long time_bits; - long floor_bits; - long res_bits; - - void *internal; - - } vorbis_block; - typedef struct { - size_t (*read_func) (void *ptr, size_t size, size_t nmemb, void *datasource); - int (*seek_func) (void *datasource, ogg_int64_t offset, int whence); - int (*close_func) (void *datasource); - long (*tell_func) (void *datasource); - } ov_callbacks; - typedef struct OggVorbis_File { - void *datasource; /* Pointer to a FILE *, etc. */ - int seekable; - ogg_int64_t offset; - ogg_int64_t end; - ogg_sync_state oy; - - /* If the FILE handle isn't seekable (eg, a pipe), only the current - stream appears */ - int links; - ogg_int64_t *offsets; - ogg_int64_t *dataoffsets; - long *serialnos; - ogg_int64_t *pcmlengths; /* overloaded to maintain binary - compatability; x2 size, stores both - beginning and end values */ - vorbis_info *vi; - vorbis_comment *vc; - - /* Decoding working state local storage */ - ogg_int64_t pcm_offset; - int ready_state; - long current_serialno; - int current_link; - - double bittrack; - double samptrack; - - ogg_stream_state os; /* take physical pages, weld into a logical - stream of packets */ - vorbis_dsp_state vd; /* central working state for the packet->PCM decoder */ - vorbis_block vb; /* local working space for packet->PCM decode */ - - ov_callbacks callbacks; - - } OggVorbis_File; - - int load_WavPcm (const char *filename, ALenum *format, uint8_t **data, ALsizei *bitsize, ALsizei *freq); int load_OggVorbis (const char *filename, ALenum *format, uint8_t **data, ALsizei *bitsize, ALsizei *freq);