diff options
author | Mohamed Tarek <mt@rockbox.org> | 2009-07-06 22:40:45 +0000 |
---|---|---|
committer | Mohamed Tarek <mt@rockbox.org> | 2009-07-06 22:40:45 +0000 |
commit | e184ef1027ba8f41aca65dbae2af05662b23c722 (patch) | |
tree | b7b108acf795d52e0c4f9f841906b02d1df3f773 /apps/codecs/libcook | |
parent | 03fe562a95a2b4fe4b3e316d3877140c3b4c822f (diff) | |
download | rockbox-e184ef1027ba8f41aca65dbae2af05662b23c722.tar.gz rockbox-e184ef1027ba8f41aca65dbae2af05662b23c722.zip |
Adding support for rm playback. Only cook codec is supported for now and no seeking.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21695 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'apps/codecs/libcook')
-rw-r--r-- | apps/codecs/libcook/Makefile.test | 4 | ||||
-rw-r--r-- | apps/codecs/libcook/SOURCES | 3 | ||||
-rw-r--r-- | apps/codecs/libcook/bitstream.c | 85 | ||||
-rw-r--r-- | apps/codecs/libcook/bitstream.h | 21 | ||||
-rw-r--r-- | apps/codecs/libcook/bswap.h | 173 | ||||
-rw-r--r-- | apps/codecs/libcook/cook.c | 15 | ||||
-rw-r--r-- | apps/codecs/libcook/cook.h | 4 | ||||
-rw-r--r-- | apps/codecs/libcook/cook_fixpoint.h | 53 | ||||
-rw-r--r-- | apps/codecs/libcook/cookdata_fixpoint.h | 6 | ||||
-rw-r--r-- | apps/codecs/libcook/libcook.make | 18 | ||||
-rw-r--r-- | apps/codecs/libcook/main.c | 25 |
11 files changed, 212 insertions, 195 deletions
diff --git a/apps/codecs/libcook/Makefile.test b/apps/codecs/libcook/Makefile.test index 493ab8f623..c8a3236935 100644 --- a/apps/codecs/libcook/Makefile.test +++ b/apps/codecs/libcook/Makefile.test | |||
@@ -1,4 +1,4 @@ | |||
1 | CFLAGS = -Wall -O3 | 1 | CFLAGS = -Wall -O3 -DTEST -D"DEBUGF=printf" |
2 | OBJS = main.o bitstream.o cook.o ../librm/rm.o | 2 | OBJS = main.o bitstream.o cook.o ../librm/rm.o |
3 | cooktest: $(OBJS) | 3 | cooktest: $(OBJS) |
4 | gcc -o cooktest $(OBJS) | 4 | gcc -o cooktest $(OBJS) |
@@ -7,4 +7,4 @@ cooktest: $(OBJS) | |||
7 | $(CC) $(CFLAGS) -c -o $@ $< | 7 | $(CC) $(CFLAGS) -c -o $@ $< |
8 | 8 | ||
9 | clean: | 9 | clean: |
10 | rm -f cooktest $(OBJS) *~ | 10 | rm -f cooktest $(OBJS) *~ output.wav |
diff --git a/apps/codecs/libcook/SOURCES b/apps/codecs/libcook/SOURCES new file mode 100644 index 0000000000..7b2cd967ea --- /dev/null +++ b/apps/codecs/libcook/SOURCES | |||
@@ -0,0 +1,3 @@ | |||
1 | cook.c | ||
2 | bitstream.c | ||
3 | ../librm/rm.c | ||
diff --git a/apps/codecs/libcook/bitstream.c b/apps/codecs/libcook/bitstream.c index 4bc706ffb7..1375134b21 100644 --- a/apps/codecs/libcook/bitstream.c +++ b/apps/codecs/libcook/bitstream.c | |||
@@ -22,13 +22,13 @@ | |||
22 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | 22 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
23 | */ | 23 | */ |
24 | 24 | ||
25 | /** | ||
26 | * @file libavcodec/bitstream.c | ||
27 | * bitstream api. | ||
28 | */ | ||
29 | |||
30 | #include "bitstream.h" | 25 | #include "bitstream.h" |
31 | 26 | ||
27 | #ifdef ROCKBOX | ||
28 | #undef DEBUGF | ||
29 | #define DEBUGF(...) | ||
30 | #endif | ||
31 | |||
32 | const uint8_t ff_log2_run[32]={ | 32 | const uint8_t ff_log2_run[32]={ |
33 | 0, 0, 0, 0, 1, 1, 1, 1, | 33 | 0, 0, 0, 0, 1, 1, 1, 1, |
34 | 2, 2, 2, 2, 3, 3, 3, 3, | 34 | 2, 2, 2, 2, 3, 3, 3, 3, |
@@ -46,24 +46,6 @@ const uint8_t ff_log2_run[32]={ | |||
46 | * and should correctly use static arrays | 46 | * and should correctly use static arrays |
47 | */ | 47 | */ |
48 | 48 | ||
49 | #if 0 | ||
50 | attribute_deprecated av_alloc_size(2) | ||
51 | static void *ff_realloc_static(void *ptr, unsigned int size); | ||
52 | |||
53 | static void *ff_realloc_static(void *ptr, unsigned int size) | ||
54 | { | ||
55 | return av_realloc(ptr, size); | ||
56 | } | ||
57 | |||
58 | void align_put_bits(PutBitContext *s) | ||
59 | { | ||
60 | #ifdef ALT_BITSTREAM_WRITER | ||
61 | put_bits(s,( - s->index) & 7,0); | ||
62 | #else | ||
63 | put_bits(s,s->bit_left & 7,0); | ||
64 | #endif | ||
65 | } | ||
66 | #endif | ||
67 | 49 | ||
68 | void ff_put_string(PutBitContext * pbc, const char *s, int put_zero) | 50 | void ff_put_string(PutBitContext * pbc, const char *s, int put_zero) |
69 | { | 51 | { |
@@ -75,30 +57,6 @@ void ff_put_string(PutBitContext * pbc, const char *s, int put_zero) | |||
75 | put_bits(pbc, 8, 0); | 57 | put_bits(pbc, 8, 0); |
76 | } | 58 | } |
77 | 59 | ||
78 | #if 0 | ||
79 | void ff_copy_bits(PutBitContext *pb, const uint8_t *src, int length) | ||
80 | { | ||
81 | const uint16_t *srcw= (const uint16_t*)src; | ||
82 | int words= length>>4; | ||
83 | int bits= length&15; | ||
84 | int i; | ||
85 | |||
86 | if(length==0) return; | ||
87 | |||
88 | if(CONFIG_SMALL || words < 16 || put_bits_count(pb)&7){ | ||
89 | for(i=0; i<words; i++) put_bits(pb, 16, AV_RB16(&srcw[i])); | ||
90 | }else{ | ||
91 | for(i=0; put_bits_count(pb)&31; i++) | ||
92 | put_bits(pb, 8, src[i]); | ||
93 | flush_put_bits(pb); | ||
94 | memcpy(pbBufPtr(pb), src+i, 2*words-i); | ||
95 | skip_put_bytes(pb, 2*words-i); | ||
96 | } | ||
97 | |||
98 | put_bits(pb, bits, AV_RB16(&srcw[words])>>(16-bits)); | ||
99 | } | ||
100 | #endif | ||
101 | |||
102 | /* VLC decoding */ | 60 | /* VLC decoding */ |
103 | 61 | ||
104 | //#define DEBUG_VLC | 62 | //#define DEBUG_VLC |
@@ -127,8 +85,7 @@ static int alloc_table(VLC *vlc, int size, int use_static) | |||
127 | vlc->table_size += size; | 85 | vlc->table_size += size; |
128 | if (vlc->table_size > vlc->table_allocated) { | 86 | if (vlc->table_size > vlc->table_allocated) { |
129 | if(use_static>1){ | 87 | if(use_static>1){ |
130 | printf("init_vlc() used with too little memory : table_size > allocated_memory\n"); | 88 | DEBUGF("init_vlc() used with too little memory : table_size > allocated_memory\n"); |
131 | abort(); //cant do anything, init_vlc() is used with too little memory | ||
132 | } | 89 | } |
133 | 90 | ||
134 | if (!vlc->table) | 91 | if (!vlc->table) |
@@ -151,7 +108,7 @@ static int build_table(VLC *vlc, int table_nb_bits, | |||
151 | table_size = 1 << table_nb_bits; | 108 | table_size = 1 << table_nb_bits; |
152 | table_index = alloc_table(vlc, table_size, flags & (INIT_VLC_USE_STATIC|INIT_VLC_USE_NEW_STATIC)); | 109 | table_index = alloc_table(vlc, table_size, flags & (INIT_VLC_USE_STATIC|INIT_VLC_USE_NEW_STATIC)); |
153 | #ifdef DEBUG_VLC | 110 | #ifdef DEBUG_VLC |
154 | printf("new table index=%d size=%d code_prefix=%x n=%d\n", | 111 | DEBUGF("new table index=%d size=%d code_prefix=%x n=%d\n", |
155 | table_index, table_size, code_prefix, n_prefix); | 112 | table_index, table_size, code_prefix, n_prefix); |
156 | #endif | 113 | #endif |
157 | if (table_index < 0) | 114 | if (table_index < 0) |
@@ -175,15 +132,15 @@ static int build_table(VLC *vlc, int table_nb_bits, | |||
175 | else | 132 | else |
176 | GET_DATA(symbol, symbols, i, symbols_wrap, symbols_size); | 133 | GET_DATA(symbol, symbols, i, symbols_wrap, symbols_size); |
177 | #if defined(DEBUG_VLC) && 0 | 134 | #if defined(DEBUG_VLC) && 0 |
178 | printf("i=%d n=%d code=0x%x\n", i, n, code); | 135 | DEBUGF("i=%d n=%d code=0x%x\n", i, n, code); |
179 | #endif | 136 | #endif |
180 | /* if code matches the prefix, it is in the table */ | 137 | /* if code matches the prefix, it is in the table */ |
181 | n -= n_prefix; | 138 | n -= n_prefix; |
182 | if(flags & INIT_VLC_LE) | 139 | if(flags & INIT_VLC_LE) |
183 | code_prefix2= code & (n_prefix>=32 ? 0xffffffff : (1 << n_prefix)-1); | 140 | code_prefix2= code & (n_prefix>=32 ? (int)0xffffffff : (1 << n_prefix)-1); |
184 | else | 141 | else |
185 | code_prefix2= code >> n; | 142 | code_prefix2= code >> n; |
186 | if (n > 0 && code_prefix2 == code_prefix) { | 143 | if (n > 0 && code_prefix2 == (int)code_prefix) { |
187 | if (n <= table_nb_bits) { | 144 | if (n <= table_nb_bits) { |
188 | /* no need to add another table */ | 145 | /* no need to add another table */ |
189 | j = (code << (table_nb_bits - n)) & (table_size - 1); | 146 | j = (code << (table_nb_bits - n)) & (table_size - 1); |
@@ -192,11 +149,11 @@ static int build_table(VLC *vlc, int table_nb_bits, | |||
192 | if(flags & INIT_VLC_LE) | 149 | if(flags & INIT_VLC_LE) |
193 | j = (code >> n_prefix) + (k<<n); | 150 | j = (code >> n_prefix) + (k<<n); |
194 | #ifdef DEBUG_VLC | 151 | #ifdef DEBUG_VLC |
195 | printf("%4x: code=%d n=%d\n", | 152 | DEBUGF("%4x: code=%d n=%d\n", |
196 | j, i, n); | 153 | j, i, n); |
197 | #endif | 154 | #endif |
198 | if (table[j][1] /*bits*/ != 0) { | 155 | if (table[j][1] /*bits*/ != 0) { |
199 | printf("incorrect codes\n"); | 156 | DEBUGF("incorrect codes\n"); |
200 | return -1; | 157 | return -1; |
201 | } | 158 | } |
202 | table[j][1] = n; //bits | 159 | table[j][1] = n; //bits |
@@ -207,7 +164,7 @@ static int build_table(VLC *vlc, int table_nb_bits, | |||
207 | n -= table_nb_bits; | 164 | n -= table_nb_bits; |
208 | j = (code >> ((flags & INIT_VLC_LE) ? n_prefix : n)) & ((1 << table_nb_bits) - 1); | 165 | j = (code >> ((flags & INIT_VLC_LE) ? n_prefix : n)) & ((1 << table_nb_bits) - 1); |
209 | #ifdef DEBUG_VLC | 166 | #ifdef DEBUG_VLC |
210 | printf("%4x: n=%d (subtable)\n", | 167 | DEBUGF("%4x: n=%d (subtable)\n", |
211 | j, n); | 168 | j, n); |
212 | #endif | 169 | #endif |
213 | /* compute table size */ | 170 | /* compute table size */ |
@@ -282,7 +239,7 @@ int init_vlc_sparse(VLC *vlc, int nb_bits, int nb_codes, | |||
282 | if(vlc->table_size && vlc->table_size == vlc->table_allocated){ | 239 | if(vlc->table_size && vlc->table_size == vlc->table_allocated){ |
283 | return 0; | 240 | return 0; |
284 | }else if(vlc->table_size){ | 241 | }else if(vlc->table_size){ |
285 | abort(); // fatal error, we are called on a partially initialized table | 242 | return -1; // fatal error, we are called on a partially initialized table |
286 | } | 243 | } |
287 | }else if(!(flags & INIT_VLC_USE_STATIC)) { | 244 | }else if(!(flags & INIT_VLC_USE_STATIC)) { |
288 | vlc->table = NULL; | 245 | vlc->table = NULL; |
@@ -296,7 +253,7 @@ int init_vlc_sparse(VLC *vlc, int nb_bits, int nb_codes, | |||
296 | } | 253 | } |
297 | 254 | ||
298 | #ifdef DEBUG_VLC | 255 | #ifdef DEBUG_VLC |
299 | printf("build table nb_codes=%d\n", nb_codes); | 256 | DEBUGF("build table nb_codes=%d\n", nb_codes); |
300 | #endif | 257 | #endif |
301 | 258 | ||
302 | if (build_table(vlc, nb_bits, nb_codes, | 259 | if (build_table(vlc, nb_bits, nb_codes, |
@@ -304,20 +261,16 @@ int init_vlc_sparse(VLC *vlc, int nb_bits, int nb_codes, | |||
304 | codes, codes_wrap, codes_size, | 261 | codes, codes_wrap, codes_size, |
305 | symbols, symbols_wrap, symbols_size, | 262 | symbols, symbols_wrap, symbols_size, |
306 | 0, 0, flags) < 0) { | 263 | 0, 0, flags) < 0) { |
307 | free(&vlc->table); | 264 | //free(&vlc->table); |
308 | return -1; | 265 | return -1; |
309 | } | 266 | } |
310 | /* Changed the following condition to be true if table_size > table_allocated. * | 267 | /* Changed the following condition to be true if table_size > table_allocated. * |
311 | * This would be more sensible for static tables since we want warnings for * | 268 | * This would be more sensible for static tables since we want warnings for * |
312 | * memory shortages only. */ | 269 | * memory shortages only. */ |
270 | #ifdef TEST | ||
313 | if((flags & INIT_VLC_USE_NEW_STATIC) && vlc->table_size > vlc->table_allocated) | 271 | if((flags & INIT_VLC_USE_NEW_STATIC) && vlc->table_size > vlc->table_allocated) |
314 | printf("needed %d had %d\n", vlc->table_size, vlc->table_allocated); | 272 | DEBUGF("needed %d had %d\n", vlc->table_size, vlc->table_allocated); |
273 | #endif | ||
315 | return 0; | 274 | return 0; |
316 | } | 275 | } |
317 | 276 | ||
318 | |||
319 | void free_vlc(VLC *vlc) | ||
320 | { | ||
321 | free(&vlc->table); | ||
322 | } | ||
323 | |||
diff --git a/apps/codecs/libcook/bitstream.h b/apps/codecs/libcook/bitstream.h index 085d0a1566..9be8e65690 100644 --- a/apps/codecs/libcook/bitstream.h +++ b/apps/codecs/libcook/bitstream.h | |||
@@ -18,15 +18,10 @@ | |||
18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
19 | */ | 19 | */ |
20 | 20 | ||
21 | /** | 21 | #ifndef BITSTREAM_H |
22 | * @file libavcodec/bitstream.h | 22 | #define BITSTREAM_H |
23 | * bitstream api header. | ||
24 | */ | ||
25 | 23 | ||
26 | #ifndef AVCODEC_BITSTREAM_H | 24 | #include <inttypes.h> |
27 | #define AVCODEC_BITSTREAM_H | ||
28 | |||
29 | #include <stdint.h> | ||
30 | #include <stdlib.h> | 25 | #include <stdlib.h> |
31 | #include <assert.h> | 26 | #include <assert.h> |
32 | #include <string.h> | 27 | #include <string.h> |
@@ -51,7 +46,7 @@ | |||
51 | //#define ALT_BITSTREAM_WRITER | 46 | //#define ALT_BITSTREAM_WRITER |
52 | //#define ALIGNED_BITSTREAM_WRITER | 47 | //#define ALIGNED_BITSTREAM_WRITER |
53 | #if !defined(LIBMPEG2_BITSTREAM_READER) && !defined(A32_BITSTREAM_READER) && !defined(ALT_BITSTREAM_READER) | 48 | #if !defined(LIBMPEG2_BITSTREAM_READER) && !defined(A32_BITSTREAM_READER) && !defined(ALT_BITSTREAM_READER) |
54 | # if ARCH_ARM | 49 | # if defined(ARCH_ARM) |
55 | # define A32_BITSTREAM_READER | 50 | # define A32_BITSTREAM_READER |
56 | # else | 51 | # else |
57 | # define ALT_BITSTREAM_READER | 52 | # define ALT_BITSTREAM_READER |
@@ -62,7 +57,7 @@ | |||
62 | 57 | ||
63 | extern const uint8_t ff_reverse[256]; | 58 | extern const uint8_t ff_reverse[256]; |
64 | 59 | ||
65 | #if ARCH_X86 | 60 | #if defined(ARCH_X86) |
66 | // avoid +32 for shift optimization (gcc should do that ...) | 61 | // avoid +32 for shift optimization (gcc should do that ...) |
67 | static inline int32_t NEG_SSR32( int32_t a, int8_t s){ | 62 | static inline int32_t NEG_SSR32( int32_t a, int8_t s){ |
68 | __asm__ ("sarl %1, %0\n\t" | 63 | __asm__ ("sarl %1, %0\n\t" |
@@ -226,7 +221,7 @@ static inline void put_bits(PutBitContext *s, int n, unsigned int value) | |||
226 | } else { | 221 | } else { |
227 | bit_buf<<=bit_left; | 222 | bit_buf<<=bit_left; |
228 | bit_buf |= value >> (n - bit_left); | 223 | bit_buf |= value >> (n - bit_left); |
229 | #if !HAVE_FAST_UNALIGNED | 224 | #if !defined(HAVE_FAST_UNALIGNED) |
230 | if (3 & (intptr_t) s->buf_ptr) { | 225 | if (3 & (intptr_t) s->buf_ptr) { |
231 | AV_WB32(s->buf_ptr, bit_buf); | 226 | AV_WB32(s->buf_ptr, bit_buf); |
232 | } else | 227 | } else |
@@ -736,6 +731,7 @@ static inline unsigned int show_bits_long(GetBitContext *s, int n){ | |||
736 | } | 731 | } |
737 | } | 732 | } |
738 | 733 | ||
734 | #if 0 | ||
739 | static inline int check_marker(GetBitContext *s, const char *msg) | 735 | static inline int check_marker(GetBitContext *s, const char *msg) |
740 | { | 736 | { |
741 | int bit= get_bits1(s); | 737 | int bit= get_bits1(s); |
@@ -744,6 +740,7 @@ static inline int check_marker(GetBitContext *s, const char *msg) | |||
744 | 740 | ||
745 | return bit; | 741 | return bit; |
746 | } | 742 | } |
743 | #endif | ||
747 | 744 | ||
748 | /** | 745 | /** |
749 | * init GetBitContext. | 746 | * init GetBitContext. |
@@ -963,4 +960,4 @@ static inline int decode210(GetBitContext *gb){ | |||
963 | return 2 - get_bits1(gb); | 960 | return 2 - get_bits1(gb); |
964 | } | 961 | } |
965 | 962 | ||
966 | #endif /* AVCODEC_BITSTREAM_H */ | 963 | #endif /* BITSTREAM_H */ |
diff --git a/apps/codecs/libcook/bswap.h b/apps/codecs/libcook/bswap.h index 443cd1c3f9..b083d10ed0 100644 --- a/apps/codecs/libcook/bswap.h +++ b/apps/codecs/libcook/bswap.h | |||
@@ -1,86 +1,137 @@ | |||
1 | /* | ||
2 | * copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at> | ||
3 | * | ||
4 | * This file is part of FFmpeg. | ||
5 | * | ||
6 | * FFmpeg is free software; you can redistribute it and/or | ||
7 | * modify it under the terms of the GNU Lesser General Public | ||
8 | * License as published by the Free Software Foundation; either | ||
9 | * version 2.1 of the License, or (at your option) any later version. | ||
10 | * | ||
11 | * FFmpeg is distributed in the hope that it will be useful, | ||
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
14 | * Lesser General Public License for more details. | ||
15 | * | ||
16 | * You should have received a copy of the GNU Lesser General Public | ||
17 | * License along with FFmpeg; if not, write to the Free Software | ||
18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | ||
19 | */ | ||
20 | |||
21 | /** | 1 | /** |
22 | * @file libavutil/bswap.h | 2 | * @file bswap.h |
23 | * byte swapping routines | 3 | * byte swap. |
24 | */ | 4 | */ |
25 | 5 | ||
26 | #ifndef AVUTIL_BSWAP_H | 6 | #ifndef __BSWAP_H__ |
27 | #define AVUTIL_BSWAP_H | 7 | #define __BSWAP_H__ |
28 | 8 | ||
29 | #include <stdint.h> | 9 | #ifdef HAVE_BYTESWAP_H |
30 | //#include "ffmpeg_config.h" | 10 | #include <byteswap.h> |
31 | //#include "common.h" | 11 | #else |
32 | |||
33 | #if ARCH_ARM | ||
34 | # include "arm/bswap.h" | ||
35 | #elif ARCH_BFIN | ||
36 | # include "bfin/bswap.h" | ||
37 | #elif ARCH_SH4 | ||
38 | # include "sh4/bswap.h" | ||
39 | #elif ARCH_X86 | ||
40 | # include "x86/bswap.h" | ||
41 | #endif | ||
42 | 12 | ||
43 | #ifndef bswap_16 | 13 | #ifdef ROCKBOX |
44 | static inline uint16_t bswap_16(uint16_t x) | 14 | #include "codecs.h" |
15 | |||
16 | /* rockbox' optimised inline functions */ | ||
17 | #define bswap_16(x) swap16(x) | ||
18 | #define bswap_32(x) swap32(x) | ||
19 | |||
20 | static inline uint64_t ByteSwap64(uint64_t x) | ||
45 | { | 21 | { |
46 | x= (x>>8) | (x<<8); | 22 | union { |
47 | return x; | 23 | uint64_t ll; |
24 | struct { | ||
25 | uint32_t l,h; | ||
26 | } l; | ||
27 | } r; | ||
28 | r.l.l = bswap_32 (x); | ||
29 | r.l.h = bswap_32 (x>>32); | ||
30 | return r.ll; | ||
48 | } | 31 | } |
49 | #endif | 32 | #define bswap_64(x) ByteSwap64(x) |
50 | 33 | ||
51 | #ifndef bswap_32 | 34 | #elif defined(ARCH_X86) |
52 | static inline uint32_t bswap_32(uint32_t x) | 35 | static inline unsigned short ByteSwap16(unsigned short x) |
53 | { | 36 | { |
54 | x= ((x<<8)&0xFF00FF00) | ((x>>8)&0x00FF00FF); | 37 | __asm("xchgb %b0,%h0" : |
55 | x= (x>>16) | (x<<16); | 38 | "=q" (x) : |
39 | "0" (x)); | ||
56 | return x; | 40 | return x; |
57 | } | 41 | } |
42 | #define bswap_16(x) ByteSwap16(x) | ||
43 | |||
44 | static inline unsigned int ByteSwap32(unsigned int x) | ||
45 | { | ||
46 | #if __CPU__ > 386 | ||
47 | __asm("bswap %0": | ||
48 | "=r" (x) : | ||
49 | #else | ||
50 | __asm("xchgb %b0,%h0\n" | ||
51 | " rorl $16,%0\n" | ||
52 | " xchgb %b0,%h0": | ||
53 | "=q" (x) : | ||
58 | #endif | 54 | #endif |
55 | "0" (x)); | ||
56 | return x; | ||
57 | } | ||
58 | #define bswap_32(x) ByteSwap32(x) | ||
59 | 59 | ||
60 | #ifndef bswap_64 | 60 | static inline unsigned long long int ByteSwap64(unsigned long long int x) |
61 | static inline uint64_t bswap_64(uint64_t x) | ||
62 | { | 61 | { |
63 | #if 0 | 62 | register union { __extension__ uint64_t __ll; |
64 | x= ((x<< 8)&0xFF00FF00FF00FF00ULL) | ((x>> 8)&0x00FF00FF00FF00FFULL); | 63 | uint32_t __l[2]; } __x; |
65 | x= ((x<<16)&0xFFFF0000FFFF0000ULL) | ((x>>16)&0x0000FFFF0000FFFFULL); | 64 | asm("xchgl %0,%1": |
66 | return (x>>32) | (x<<32); | 65 | "=r"(__x.__l[0]),"=r"(__x.__l[1]): |
66 | "0"(bswap_32((unsigned long)x)),"1"(bswap_32((unsigned long)(x>>32)))); | ||
67 | return __x.__ll; | ||
68 | } | ||
69 | #define bswap_64(x) ByteSwap64(x) | ||
70 | |||
71 | #elif defined(ARCH_SH4) | ||
72 | |||
73 | static inline uint16_t ByteSwap16(uint16_t x) { | ||
74 | __asm__("swap.b %0,%0":"=r"(x):"0"(x)); | ||
75 | return x; | ||
76 | } | ||
77 | |||
78 | static inline uint32_t ByteSwap32(uint32_t x) { | ||
79 | __asm__( | ||
80 | "swap.b %0,%0\n" | ||
81 | "swap.w %0,%0\n" | ||
82 | "swap.b %0,%0\n" | ||
83 | :"=r"(x):"0"(x)); | ||
84 | return x; | ||
85 | } | ||
86 | |||
87 | #define bswap_16(x) ByteSwap16(x) | ||
88 | #define bswap_32(x) ByteSwap32(x) | ||
89 | |||
90 | static inline uint64_t ByteSwap64(uint64_t x) | ||
91 | { | ||
92 | union { | ||
93 | uint64_t ll; | ||
94 | struct { | ||
95 | uint32_t l,h; | ||
96 | } l; | ||
97 | } r; | ||
98 | r.l.l = bswap_32 (x); | ||
99 | r.l.h = bswap_32 (x>>32); | ||
100 | return r.ll; | ||
101 | } | ||
102 | #define bswap_64(x) ByteSwap64(x) | ||
103 | |||
67 | #else | 104 | #else |
68 | union { | 105 | |
106 | #define bswap_16(x) (((x) & 0x00ff) << 8 | ((x) & 0xff00) >> 8) | ||
107 | |||
108 | |||
109 | // code from bits/byteswap.h (C) 1997, 1998 Free Software Foundation, Inc. | ||
110 | #define bswap_32(x) \ | ||
111 | ((((x) & 0xff000000) >> 24) | (((x) & 0x00ff0000) >> 8) | \ | ||
112 | (((x) & 0x0000ff00) << 8) | (((x) & 0x000000ff) << 24)) | ||
113 | |||
114 | static inline uint64_t ByteSwap64(uint64_t x) | ||
115 | { | ||
116 | union { | ||
69 | uint64_t ll; | 117 | uint64_t ll; |
70 | uint32_t l[2]; | 118 | uint32_t l[2]; |
71 | } w, r; | 119 | } w, r; |
72 | w.ll = x; | 120 | w.ll = x; |
73 | r.l[0] = bswap_32 (w.l[1]); | 121 | r.l[0] = bswap_32 (w.l[1]); |
74 | r.l[1] = bswap_32 (w.l[0]); | 122 | r.l[1] = bswap_32 (w.l[0]); |
75 | return r.ll; | 123 | return r.ll; |
76 | #endif | ||
77 | } | 124 | } |
78 | #endif | 125 | #define bswap_64(x) ByteSwap64(x) |
126 | |||
127 | #endif /* !ARCH_X86 */ | ||
128 | |||
129 | #endif /* !HAVE_BYTESWAP_H */ | ||
79 | 130 | ||
80 | // be2me ... big-endian to machine-endian | 131 | // be2me ... BigEndian to MachineEndian |
81 | // le2me ... little-endian to machine-endian | 132 | // le2me ... LittleEndian to MachineEndian |
82 | 133 | ||
83 | #ifdef WORDS_BIGENDIAN | 134 | #ifdef ROCKBOX_BIG_ENDIAN |
84 | #define be2me_16(x) (x) | 135 | #define be2me_16(x) (x) |
85 | #define be2me_32(x) (x) | 136 | #define be2me_32(x) (x) |
86 | #define be2me_64(x) (x) | 137 | #define be2me_64(x) (x) |
@@ -96,4 +147,4 @@ static inline uint64_t bswap_64(uint64_t x) | |||
96 | #define le2me_64(x) (x) | 147 | #define le2me_64(x) (x) |
97 | #endif | 148 | #endif |
98 | 149 | ||
99 | #endif /* AVUTIL_BSWAP_H */ | 150 | #endif /* __BSWAP_H__ */ |
diff --git a/apps/codecs/libcook/cook.c b/apps/codecs/libcook/cook.c index 8caa3992bd..ba5fbab6a1 100644 --- a/apps/codecs/libcook/cook.c +++ b/apps/codecs/libcook/cook.c | |||
@@ -21,7 +21,7 @@ | |||
21 | */ | 21 | */ |
22 | 22 | ||
23 | /** | 23 | /** |
24 | * @file libavcodec/cook.c | 24 | * @file cook.c |
25 | * Cook compatible decoder. Bastardization of the G.722.1 standard. | 25 | * Cook compatible decoder. Bastardization of the G.722.1 standard. |
26 | * This decoder handles RealNetworks, RealAudio G2 data. | 26 | * This decoder handles RealNetworks, RealAudio G2 data. |
27 | * Cook is identified by the codec name cook in RM files. | 27 | * Cook is identified by the codec name cook in RM files. |
@@ -60,16 +60,15 @@ | |||
60 | #define SUBBAND_SIZE 20 | 60 | #define SUBBAND_SIZE 20 |
61 | #define MAX_SUBPACKETS 5 | 61 | #define MAX_SUBPACKETS 5 |
62 | //#define COOKDEBUG | 62 | //#define COOKDEBUG |
63 | #if 0 | 63 | #ifndef COOKDEBUG |
64 | #define DEBUGF(message,args ...) printf | 64 | #undef DEBUGF |
65 | #else | ||
66 | #define DEBUGF(...) | 65 | #define DEBUGF(...) |
67 | #endif | 66 | #endif |
68 | 67 | ||
69 | /** | 68 | /** |
70 | * Random bit stream generator. | 69 | * Random bit stream generator. |
71 | */ | 70 | */ |
72 | static int inline cook_random(COOKContext *q) | 71 | static inline int cook_random(COOKContext *q) |
73 | { | 72 | { |
74 | q->random_state = | 73 | q->random_state = |
75 | q->random_state * 214013 + 2531011; /* typical RNG numbers */ | 74 | q->random_state * 214013 + 2531011; /* typical RNG numbers */ |
@@ -200,7 +199,7 @@ static void decode_gain_info(GetBitContext *gb, int *gaininfo) | |||
200 | i = 0; | 199 | i = 0; |
201 | while (n--) { | 200 | while (n--) { |
202 | int index = get_bits(gb, 3); | 201 | int index = get_bits(gb, 3); |
203 | int gain = get_bits1(gb) ? get_bits(gb, 4) - 7 : -1; | 202 | int gain = get_bits1(gb) ? (int)get_bits(gb, 4) - 7 : -1; |
204 | 203 | ||
205 | while (i <= index) gaininfo[i++] = gain; | 204 | while (i <= index) gaininfo[i++] = gain; |
206 | } | 205 | } |
@@ -789,7 +788,7 @@ int cook_decode_init(RMContext *rmctx, COOKContext *q) | |||
789 | return -1; | 788 | return -1; |
790 | 789 | ||
791 | 790 | ||
792 | if(q->block_align >= UINT_MAX/2) | 791 | if(rmctx->block_align >= UINT16_MAX/2) |
793 | return -1; | 792 | return -1; |
794 | 793 | ||
795 | q->gains1.now = q->gain_1; | 794 | q->gains1.now = q->gain_1; |
diff --git a/apps/codecs/libcook/cook.h b/apps/codecs/libcook/cook.h index ca982076ec..03d6d3254c 100644 --- a/apps/codecs/libcook/cook.h +++ b/apps/codecs/libcook/cook.h | |||
@@ -22,7 +22,7 @@ | |||
22 | #ifndef _COOK_H | 22 | #ifndef _COOK_H |
23 | #define _COOK_H | 23 | #define _COOK_H |
24 | 24 | ||
25 | #include <stdint.h> | 25 | #include <inttypes.h> |
26 | #include "bitstream.h" | 26 | #include "bitstream.h" |
27 | #include "../librm/rm.h" | 27 | #include "../librm/rm.h" |
28 | #include "cookdata_fixpoint.h" | 28 | #include "cookdata_fixpoint.h" |
@@ -99,4 +99,4 @@ int cook_decode_init(RMContext *rmctx, COOKContext *q); | |||
99 | int cook_decode_frame(RMContext *rmctx,COOKContext *q, | 99 | int cook_decode_frame(RMContext *rmctx,COOKContext *q, |
100 | int16_t *outbuffer, int *data_size, | 100 | int16_t *outbuffer, int *data_size, |
101 | const uint8_t *inbuffer, int buf_size); | 101 | const uint8_t *inbuffer, int buf_size); |
102 | #endif | 102 | #endif /*_COOK_H */ |
diff --git a/apps/codecs/libcook/cook_fixpoint.h b/apps/codecs/libcook/cook_fixpoint.h index 0f12b1340a..e416bc4ef5 100644 --- a/apps/codecs/libcook/cook_fixpoint.h +++ b/apps/codecs/libcook/cook_fixpoint.h | |||
@@ -54,29 +54,6 @@ static const FIXPU* cplscales[5] = { | |||
54 | }; | 54 | }; |
55 | 55 | ||
56 | /** | 56 | /** |
57 | * Initialise fixed point implementation. | ||
58 | * Nothing to do for fixed point. | ||
59 | * | ||
60 | * @param q pointer to the COOKContext | ||
61 | */ | ||
62 | static inline int init_cook_math(COOKContext *q) | ||
63 | { | ||
64 | return 0; | ||
65 | } | ||
66 | |||
67 | /** | ||
68 | * Free resources used by floating point implementation. | ||
69 | * Nothing to do for fixed point. | ||
70 | * | ||
71 | * @param q pointer to the COOKContext | ||
72 | */ | ||
73 | static inline void free_cook_math(COOKContext *q) | ||
74 | { | ||
75 | return; | ||
76 | } | ||
77 | |||
78 | |||
79 | /** | ||
80 | * Fixed point multiply by power of two. | 57 | * Fixed point multiply by power of two. |
81 | * | 58 | * |
82 | * @param x fix point value | 59 | * @param x fix point value |
@@ -167,7 +144,7 @@ static void scalar_dequant_math(COOKContext *q, int index, | |||
167 | } | 144 | } |
168 | } | 145 | } |
169 | 146 | ||
170 | 147 | #ifdef TEST | |
171 | /** | 148 | /** |
172 | * The modulated lapped transform, this takes transform coefficients | 149 | * The modulated lapped transform, this takes transform coefficients |
173 | * and transforms them into timedomain samples. | 150 | * and transforms them into timedomain samples. |
@@ -205,7 +182,35 @@ static inline void imlt_math(COOKContext *q, FIXP *in) | |||
205 | q->mono_mdct_output[n + i] = fixp_mult_su(tmp, sincos_lookup[j]); | 182 | q->mono_mdct_output[n + i] = fixp_mult_su(tmp, sincos_lookup[j]); |
206 | } while (++i < n); | 183 | } while (++i < n); |
207 | } | 184 | } |
185 | #else | ||
186 | #include <codecs/lib/codeclib.h> | ||
187 | |||
188 | static inline void imlt_math(COOKContext *q, FIXP *in) | ||
189 | { | ||
190 | const int n = q->samples_per_channel; | ||
191 | const int step = 4 << (10 - av_log2(n)); | ||
192 | int i = 0, j = step>>1; | ||
193 | |||
194 | mdct_backward(2 * n, in, q->mono_mdct_output); | ||
208 | 195 | ||
196 | do { | ||
197 | FIXP tmp = q->mono_mdct_output[i]; | ||
198 | |||
199 | q->mono_mdct_output[i] = | ||
200 | fixp_mult_su(-q->mono_mdct_output[n + i], sincos_lookup[j]); | ||
201 | q->mono_mdct_output[n + i] = fixp_mult_su(tmp, sincos_lookup[j+1]); | ||
202 | j += step; | ||
203 | } while (++i < n/2); | ||
204 | do { | ||
205 | FIXP tmp = q->mono_mdct_output[i]; | ||
206 | |||
207 | j -= step; | ||
208 | q->mono_mdct_output[i] = | ||
209 | fixp_mult_su(-q->mono_mdct_output[n + i], sincos_lookup[j+1]); | ||
210 | q->mono_mdct_output[n + i] = fixp_mult_su(tmp, sincos_lookup[j]); | ||
211 | } while (++i < n); | ||
212 | } | ||
213 | #endif | ||
209 | 214 | ||
210 | /** | 215 | /** |
211 | * Perform buffer overlapping. | 216 | * Perform buffer overlapping. |
diff --git a/apps/codecs/libcook/cookdata_fixpoint.h b/apps/codecs/libcook/cookdata_fixpoint.h index b394c46a27..7a9440c664 100644 --- a/apps/codecs/libcook/cookdata_fixpoint.h +++ b/apps/codecs/libcook/cookdata_fixpoint.h | |||
@@ -26,7 +26,7 @@ | |||
26 | * fixed point data types and constants | 26 | * fixed point data types and constants |
27 | */ | 27 | */ |
28 | 28 | ||
29 | #include <stdint.h> | 29 | #include <inttypes.h> |
30 | typedef int32_t FIXP; /* Fixed point variable type */ | 30 | typedef int32_t FIXP; /* Fixed point variable type */ |
31 | typedef uint16_t FIXPU; /* Fixed point fraction 0<=x<1 */ | 31 | typedef uint16_t FIXPU; /* Fixed point fraction 0<=x<1 */ |
32 | 32 | ||
@@ -39,11 +39,11 @@ typedef FIXP REAL_T; | |||
39 | typedef struct { | 39 | typedef struct { |
40 | } realvars_t; | 40 | } realvars_t; |
41 | 41 | ||
42 | 42 | #ifdef TEST | |
43 | #define cPI1_8 0xec83 /* 1pi/8 2^16 */ | 43 | #define cPI1_8 0xec83 /* 1pi/8 2^16 */ |
44 | #define cPI2_8 0xb505 /* 2pi/8 2^16 */ | 44 | #define cPI2_8 0xb505 /* 2pi/8 2^16 */ |
45 | #define cPI3_8 0x61f8 /* 3pi/8 2^16 */ | 45 | #define cPI3_8 0x61f8 /* 3pi/8 2^16 */ |
46 | 46 | #endif | |
47 | static const FIXPU sincos_lookup[2050] = { | 47 | static const FIXPU sincos_lookup[2050] = { |
48 | /* x_i = 2^16 sin(i 2pi/8192), 2^16 cos(i 2pi/8192); i=0..1024 */ | 48 | /* x_i = 2^16 sin(i 2pi/8192), 2^16 cos(i 2pi/8192); i=0..1024 */ |
49 | 0x0000, 0xffff, 0x0032, 0xffff, 0x0065, 0xffff, 0x0097, 0xffff, | 49 | 0x0000, 0xffff, 0x0032, 0xffff, 0x0065, 0xffff, 0x0097, 0xffff, |
diff --git a/apps/codecs/libcook/libcook.make b/apps/codecs/libcook/libcook.make new file mode 100644 index 0000000000..07836913d7 --- /dev/null +++ b/apps/codecs/libcook/libcook.make | |||
@@ -0,0 +1,18 @@ | |||
1 | # __________ __ ___. | ||
2 | # Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
3 | # Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
4 | # Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
5 | # Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
6 | # \/ \/ \/ \/ \/ | ||
7 | # $Id:$ | ||
8 | # | ||
9 | |||
10 | # libcook | ||
11 | COOKLIB := $(CODECDIR)/libcook.a | ||
12 | COOKLIB_SRC := $(call preprocess, $(APPSDIR)/codecs/libcook/SOURCES) | ||
13 | COOKLIB_OBJ := $(call c2obj, $(COOKLIB_SRC)) | ||
14 | OTHER_SRC += $(COOKLIB_SRC) | ||
15 | |||
16 | $(COOKLIB): $(COOKLIB_OBJ) | ||
17 | $(SILENT)$(shell rm -f $@) | ||
18 | $(call PRINTS,AR $(@F))$(AR) rcs $@ $^ >/dev/null \ No newline at end of file | ||
diff --git a/apps/codecs/libcook/main.c b/apps/codecs/libcook/main.c index 87f65845e8..fd20f98871 100644 --- a/apps/codecs/libcook/main.c +++ b/apps/codecs/libcook/main.c | |||
@@ -29,13 +29,6 @@ | |||
29 | #include "cook.h" | 29 | #include "cook.h" |
30 | 30 | ||
31 | //#define DUMP_RAW_FRAMES | 31 | //#define DUMP_RAW_FRAMES |
32 | #ifndef DEBUGF | ||
33 | # if 0 | ||
34 | # define DEBUGF(message,args ...) printf | ||
35 | # else | ||
36 | # define DEBUGF(...) | ||
37 | # endif | ||
38 | #endif | ||
39 | 32 | ||
40 | #define DATA_HEADER_SIZE 18 /* size of DATA chunk header in a rm file */ | 33 | #define DATA_HEADER_SIZE 18 /* size of DATA chunk header in a rm file */ |
41 | static unsigned char wav_header[44]={ | 34 | static unsigned char wav_header[44]={ |
@@ -151,8 +144,8 @@ int main(int argc, char *argv[]) | |||
151 | 144 | ||
152 | /* copy the input rm file to a memory buffer */ | 145 | /* copy the input rm file to a memory buffer */ |
153 | uint8_t * filebuf = (uint8_t *)calloc((int)filesize(fd),sizeof(uint8_t)); | 146 | uint8_t * filebuf = (uint8_t *)calloc((int)filesize(fd),sizeof(uint8_t)); |
154 | read(fd,filebuf,filesize(fd)); | 147 | res = read(fd,filebuf,filesize(fd)); |
155 | 148 | ||
156 | fd_dec = open_wav("output.wav"); | 149 | fd_dec = open_wav("output.wav"); |
157 | if (fd_dec < 0) { | 150 | if (fd_dec < 0) { |
158 | DEBUGF("Error creating output file\n"); | 151 | DEBUGF("Error creating output file\n"); |
@@ -166,27 +159,25 @@ int main(int argc, char *argv[]) | |||
166 | sps= rmctx.block_align; | 159 | sps= rmctx.block_align; |
167 | h = rmctx.sub_packet_h; | 160 | h = rmctx.sub_packet_h; |
168 | cook_decode_init(&rmctx,&q); | 161 | cook_decode_init(&rmctx,&q); |
169 | DEBUGF("nb_frames = %d\n",nb_frames); | 162 | |
170 | |||
171 | /* change the buffer pointer to point at the first audio frame */ | 163 | /* change the buffer pointer to point at the first audio frame */ |
172 | advance_buffer(&filebuf, rmctx.data_offset+ DATA_HEADER_SIZE); | 164 | advance_buffer(&filebuf, rmctx.data_offset+ DATA_HEADER_SIZE); |
173 | while(packet_count) | 165 | while(packet_count) |
174 | { | 166 | { |
175 | rm_get_packet_membuf(&filebuf, &rmctx, &pkt); | 167 | rm_get_packet(&filebuf, &rmctx, &pkt); |
176 | DEBUGF("total frames = %d packet count = %d output counter = %d \n",rmctx.audio_pkt_cnt*(fs/sps), packet_count,rmctx.audio_pkt_cnt); | 168 | //DEBUGF("total frames = %d packet count = %d output counter = %d \n",rmctx.audio_pkt_cnt*(fs/sps), packet_count,rmctx.audio_pkt_cnt); |
177 | for(i = 0; i < rmctx.audio_pkt_cnt*(fs/sps) ; i++) | 169 | for(i = 0; i < rmctx.audio_pkt_cnt*(fs/sps) ; i++) |
178 | { | 170 | { |
179 | /* output raw audio frames that are sent to the decoder into separate files */ | 171 | /* output raw audio frames that are sent to the decoder into separate files */ |
180 | #ifdef DUMP_RAW_FRAMES | 172 | #ifdef DUMP_RAW_FRAMES |
181 | snprintf(filename,sizeof(filename),"dump%d.raw",++x); | 173 | snprintf(filename,sizeof(filename),"dump%d.raw",++x); |
182 | fd_out = open(filename,O_WRONLY|O_CREAT|O_APPEND); | 174 | fd_out = open(filename,O_WRONLY|O_CREAT|O_APPEND); |
183 | write(fd_out,pkt.frames[i],sps); | 175 | write(fd_out,pkt.frames[i],sps); |
184 | close(fd_out); | 176 | close(fd_out); |
185 | #endif | 177 | #endif |
186 | |||
187 | nb_frames = cook_decode_frame(&rmctx,&q, outbuf, &datasize, pkt.frames[i] , rmctx.block_align); | 178 | nb_frames = cook_decode_frame(&rmctx,&q, outbuf, &datasize, pkt.frames[i] , rmctx.block_align); |
188 | rmctx.frame_number++; | 179 | rmctx.frame_number++; |
189 | write(fd_dec,outbuf,datasize); | 180 | res = write(fd_dec,outbuf,datasize); |
190 | } | 181 | } |
191 | packet_count -= rmctx.audio_pkt_cnt; | 182 | packet_count -= rmctx.audio_pkt_cnt; |
192 | rmctx.audio_pkt_cnt = 0; | 183 | rmctx.audio_pkt_cnt = 0; |