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authorSean Bartell <wingedtachikoma@gmail.com>2011-06-25 21:32:25 -0400
committerNils Wallménius <nils@rockbox.org>2012-04-25 22:13:20 +0200
commitf40bfc9267b13b54e6379dfe7539447662879d24 (patch)
tree9b20069d5e62809ff434061ad730096836f916f2 /apps/codecs/libfaad/bits.c
parenta0009907de7a0107d49040d8a180f140e2eff299 (diff)
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Add codecs to librbcodec.
Change-Id: Id7f4717d51ed02d67cb9f9cb3c0ada4a81843f97 Reviewed-on: http://gerrit.rockbox.org/137 Reviewed-by: Nils Wallménius <nils@rockbox.org> Tested-by: Nils Wallménius <nils@rockbox.org>
Diffstat (limited to 'apps/codecs/libfaad/bits.c')
-rw-r--r--apps/codecs/libfaad/bits.c208
1 files changed, 0 insertions, 208 deletions
diff --git a/apps/codecs/libfaad/bits.c b/apps/codecs/libfaad/bits.c
deleted file mode 100644
index a364007..0000000
--- a/apps/codecs/libfaad/bits.c
+++ /dev/null
@@ -1,208 +0,0 @@
-/*
-** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding
-** Copyright (C) 2003-2004 M. Bakker, Ahead Software AG, http://www.nero.com
-**
-** This program is free software; you can redistribute it and/or modify
-** it under the terms of the GNU General Public License as published by
-** the Free Software Foundation; either version 2 of the License, or
-** (at your option) any later version.
-**
-** This program is distributed in the hope that it will be useful,
-** but WITHOUT ANY WARRANTY; without even the implied warranty of
-** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-** GNU General Public License for more details.
-**
-** You should have received a copy of the GNU General Public License
-** along with this program; if not, write to the Free Software
-** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-**
-** Any non-GPL usage of this software or parts of this software is strictly
-** forbidden.
-**
-** Commercial non-GPL licensing of this software is possible.
-** For more info contact Ahead Software through Mpeg4AAClicense@nero.com.
-**
-** $Id$
-**/
-
-#include "common.h"
-#include "structs.h"
-
-#include <stdlib.h>
-#include <string.h>
-#include "bits.h"
-
-/* Need to be large enough to fit the largest compressed sample in a file.
- * Samples were observed to need up to 1500 bytes (400 kbps nero aac).
- */
-#define BUFFER_SIZE 2048
-static uint8_t static_buffer[BUFFER_SIZE] IBSS_ATTR;
-
-/* initialize buffer, call once before first getbits or showbits */
-void faad_initbits(bitfile *ld, const void *_buffer, const uint32_t buffer_size)
-{
- uint32_t tmp;
-
- if (ld == NULL)
- return;
-
- memset(ld, 0, sizeof(bitfile));
-
- if (buffer_size == 0 || _buffer == NULL || (buffer_size+12)>BUFFER_SIZE)
- {
- ld->error = 1;
- ld->no_more_reading = 1;
- return;
- }
-
- ld->buffer = &static_buffer;
- memset(ld->buffer, 0, (buffer_size+12)*sizeof(uint8_t));
- memcpy(ld->buffer, _buffer, buffer_size*sizeof(uint8_t));
-
- ld->buffer_size = buffer_size;
-
- tmp = getdword((uint32_t*)ld->buffer);
- ld->bufa = tmp;
-
- tmp = getdword((uint32_t*)ld->buffer + 1);
- ld->bufb = tmp;
-
- ld->start = (uint32_t*)ld->buffer;
- ld->tail = ((uint32_t*)ld->buffer + 2);
-
- ld->bits_left = 32;
-
- ld->bytes_used = 0;
- ld->no_more_reading = 0;
- ld->error = 0;
-}
-
-void faad_endbits(bitfile *ld)
-{
-#if 0
- if (ld)
- {
- if (ld->buffer)
- {
- faad_free(ld->buffer);
- ld->buffer = NULL;
- }
- }
-#else
- (void) ld;
-#endif
-}
-
-uint32_t faad_get_processed_bits(bitfile *ld)
-{
- return (uint32_t)(8 * (4*(ld->tail - ld->start) - 4) - (ld->bits_left));
-}
-
-uint8_t faad_byte_align(bitfile *ld)
-{
- uint8_t remainder = (uint8_t)((32 - ld->bits_left) % 8);
-
- if (remainder)
- {
- faad_flushbits(ld, 8 - remainder);
- return (8 - remainder);
- }
- return 0;
-}
-
-/* rewind to beginning */
-/* not used
-void faad_rewindbits(bitfile *ld)
-{
- uint32_t tmp;
-
- tmp = ld->start[0];
-#ifndef ARCH_IS_BIG_ENDIAN
- tmp = BSWAP(tmp);
-#endif
- ld->bufa = tmp;
-
- tmp = ld->start[1];
-#ifndef ARCH_IS_BIG_ENDIAN
- tmp = BSWAP(tmp);
-#endif
- ld->bufb = tmp;
- ld->bits_left = 32;
- ld->tail = &ld->start[2];
- ld->bytes_used = 0;
- ld->no_more_reading = 0;
-}
-*/
-
-#ifdef ERROR_RESILIENCE
-uint8_t *faad_getbitbuffer(bitfile *ld, uint32_t bits
- DEBUGDEC)
-{
- uint16_t i;
- uint8_t temp;
- uint16_t bytes = (uint16_t)bits / 8;
- uint8_t remainder = (uint8_t)bits % 8;
-
- uint8_t *buffer = (uint8_t*)faad_malloc((bytes+1)*sizeof(uint8_t));
-
- for (i = 0; i < bytes; i++)
- {
- buffer[i] = (uint8_t)faad_getbits(ld, 8 DEBUGVAR(print,var,dbg));
- }
-
- if (remainder)
- {
- temp = (uint8_t)faad_getbits(ld, remainder DEBUGVAR(print,var,dbg)) << (8-remainder);
-
- buffer[bytes] = temp;
- }
-
- return buffer;
-}
-#endif
-
-#ifdef DRM
-/* return the original data buffer */
-void *faad_origbitbuffer(bitfile *ld)
-{
- return (void*)ld->start;
-}
-
-/* return the original data buffer size */
-uint32_t faad_origbitbuffer_size(bitfile *ld)
-{
- return ld->buffer_size;
-}
-#endif
-
-/* reversed bit reading routines, used for RVLC and HCR */
-/* not used
-void faad_initbits_rev(bitfile *ld, void *buffer,
- uint32_t bits_in_buffer)
-{
- uint32_t tmp;
- int32_t index;
-
- ld->buffer_size = bit2byte(bits_in_buffer);
-
- index = (bits_in_buffer+31)/32 - 1;
-
- ld->start = (uint32_t*)buffer + index - 2;
-
- tmp = getdword((uint32_t*)buffer + index);
- ld->bufa = tmp;
-
- tmp = getdword((uint32_t*)buffer + index - 1);
- ld->bufb = tmp;
-
- ld->tail = (uint32_t*)buffer + index;
-
- ld->bits_left = bits_in_buffer % 32;
- if (ld->bits_left == 0)
- ld->bits_left = 32;
-
- ld->bytes_used = 0;
- ld->no_more_reading = 0;
- ld->error = 0;
-}
-*/