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Diffstat (limited to 'Tremolo/ogg.h')
| -rw-r--r-- | Tremolo/ogg.h | 223 |
1 files changed, 0 insertions, 223 deletions
diff --git a/Tremolo/ogg.h b/Tremolo/ogg.h deleted file mode 100644 index c5c3106..0000000 --- a/Tremolo/ogg.h +++ /dev/null @@ -1,223 +0,0 @@ -/******************************************************************** - * * - * THIS FILE IS PART OF THE Theorarm SOFTWARE CODEC SOURCE CODE. * - * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS * - * GOVERNED BY A SOURCE LICENSE INCLUDED WITH THIS SOURCE * - * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. * - * * - * THE Theora/Tremor SOURCE CODE IS COPYRIGHT (C) 2002-2009 * - * by the Xiph.Org Foundation and contributors http://www.xiph.org/ * - * Modifications/Additions Copyright (C) 2009 Robin Watts for * - * Pinknoise Productions Ltd. * - * * - ******************************************************************** - - function: subsumed libogg includes - - ********************************************************************/ -#ifndef _OGG_H -#define _OGG_H - -#ifdef __cplusplus -extern "C" { -#endif - -#include "os_types.h" - -#ifndef ONLY_C -#define ARM_LITTLE_ENDIAN -#endif - -typedef struct ogg_buffer_state{ - struct ogg_buffer *unused_buffers; - struct ogg_reference *unused_references; - int outstanding; - int shutdown; -} ogg_buffer_state; - -typedef struct ogg_buffer { - unsigned char *data; - long size; - int refcount; - - union { - ogg_buffer_state *owner; - struct ogg_buffer *next; - } ptr; -} ogg_buffer; - -typedef struct ogg_reference { - ogg_buffer *buffer; - long begin; - long length; - - struct ogg_reference *next; -} ogg_reference; - -typedef struct oggpack_buffer { -#ifdef ARM_LITTLE_ENDIAN - int bitsLeftInSegment; - ogg_uint32_t *ptr; - long bitsLeftInWord; -#else - int headbit; - unsigned char *headptr; - long headend; -#endif /* ARM_LITTLE_ENDIAN */ - /* memory management */ - ogg_reference *head; - ogg_reference *tail; - - /* render the byte/bit counter API constant time */ - long count; /* doesn't count the tail */ -} oggpack_buffer; - -typedef struct oggbyte_buffer { - ogg_reference *baseref; - - ogg_reference *ref; - unsigned char *ptr; - long pos; - long end; -} oggbyte_buffer; - -typedef struct ogg_sync_state { - /* decode memory management pool */ - ogg_buffer_state *bufferpool; - - /* stream buffers */ - ogg_reference *fifo_head; - ogg_reference *fifo_tail; - long fifo_fill; - - /* stream sync management */ - int unsynced; - int headerbytes; - int bodybytes; - -} ogg_sync_state; - -typedef struct ogg_stream_state { - ogg_reference *header_head; - ogg_reference *header_tail; - ogg_reference *body_head; - ogg_reference *body_tail; - - 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; - - int lacing_fill; - ogg_uint32_t body_fill; - - /* decode-side state data */ - int holeflag; - int spanflag; - int clearflag; - int laceptr; - ogg_uint32_t body_fill_next; - -} ogg_stream_state; - -typedef struct { - ogg_reference *packet; - long bytes; - long b_o_s; - long e_o_s; - ogg_int64_t granulepos; - 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_packet; - -typedef struct { - ogg_reference *header; - int header_len; - ogg_reference *body; - long body_len; -} ogg_page; - -/* Ogg BITSTREAM PRIMITIVES: bitstream ************************/ - -extern void oggpack_readinit(oggpack_buffer *b,ogg_reference *r); -extern long oggpack_look(oggpack_buffer *b,int bits); -extern void oggpack_adv(oggpack_buffer *b,int bits); -extern long oggpack_read(oggpack_buffer *b,int bits); -extern long oggpack_bytes(oggpack_buffer *b); -extern long oggpack_bits(oggpack_buffer *b); -extern int oggpack_eop(oggpack_buffer *b); - -// Quick hack -#define oggpack_bytesleft(B) (((B)->bitsLeftInSegment+7)/8) - -/* Ogg BITSTREAM PRIMITIVES: decoding **************************/ - -extern void ogg_sync_init(ogg_sync_state *oy); -extern ogg_sync_state *ogg_sync_create(void); -extern int ogg_sync_clear(ogg_sync_state *oy); -extern int ogg_sync_destroy(ogg_sync_state *oy); -extern int ogg_sync_reset(ogg_sync_state *oy); - -extern unsigned char *ogg_sync_bufferin(ogg_sync_state *oy, long size); -extern int ogg_sync_wrote(ogg_sync_state *oy, long bytes); -extern long ogg_sync_pageseek(ogg_sync_state *oy,ogg_page *og); -extern int ogg_sync_pageout(ogg_sync_state *oy, ogg_page *og); -extern int ogg_stream_pagein(ogg_stream_state *os, ogg_page *og); -extern int ogg_stream_packetout(ogg_stream_state *os,ogg_packet *op); -extern int ogg_stream_packetpeek(ogg_stream_state *os,ogg_packet *op); - -/* Ogg BITSTREAM PRIMITIVES: general ***************************/ - -extern void ogg_stream_init(ogg_stream_state *os, int serialno); -extern ogg_stream_state *ogg_stream_create(int serialno); -extern int ogg_stream_destroy(ogg_stream_state *os); -extern int ogg_stream_clear(ogg_stream_state *os); -extern int ogg_stream_reset(ogg_stream_state *os); -extern int ogg_stream_reset_serialno(ogg_stream_state *os,int serialno); -extern int ogg_stream_eos(ogg_stream_state *os); - -extern int ogg_page_checksum_set(ogg_page *og); - -extern int ogg_page_version(ogg_page *og); -extern int ogg_page_continued(ogg_page *og); -extern int ogg_page_bos(ogg_page *og); -extern int ogg_page_eos(ogg_page *og); -extern ogg_int64_t ogg_page_granulepos(ogg_page *og); -extern ogg_uint32_t ogg_page_serialno(ogg_page *og); -extern ogg_uint32_t ogg_page_pageno(ogg_page *og); -extern int ogg_page_packets(ogg_page *og); -extern int ogg_page_getbuffer(ogg_page *og, unsigned char **buffer); - -extern int ogg_packet_release(ogg_packet *op); -extern int ogg_page_release(ogg_page *og); - -extern void ogg_page_dup(ogg_page *d, ogg_page *s); - -/* Ogg BITSTREAM PRIMITIVES: return codes ***************************/ - -#define OGG_SUCCESS 0 - -#define OGG_HOLE -10 -#define OGG_SPAN -11 -#define OGG_EVERSION -12 -#define OGG_ESERIAL -13 -#define OGG_EINVAL -14 -#define OGG_EEOS -15 - - -#ifdef __cplusplus -} -#endif - -#endif /* _OGG_H */ |