[FFmpeg-cvslog] smacker: fix a few off by 1 errors
Michael Niedermayer
git at videolan.org
Wed Sep 14 22:05:17 CEST 2011
ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Tue Sep 13 23:24:56 2011 +0200| [5166376f24545207607f61ed8ff4e1b0572ff320] | committer: Martin Storsjö
smacker: fix a few off by 1 errors
stereo & 16bit is untested due to lack of samples
Signed-off-by: Martin Storsjö <martin at martin.st>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=5166376f24545207607f61ed8ff4e1b0572ff320
---
libavcodec/smacker.c | 8 +-
tests/ref/fate/smacker | 160 ++++++++++++++++++++++++------------------------
2 files changed, 84 insertions(+), 84 deletions(-)
diff --git a/libavcodec/smacker.c b/libavcodec/smacker.c
index a841b6c..496bbb5 100644
--- a/libavcodec/smacker.c
+++ b/libavcodec/smacker.c
@@ -624,9 +624,9 @@ static int smka_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
if(bits) { //decode 16-bit data
for(i = stereo; i >= 0; i--)
pred[i] = av_bswap16(get_bits(&gb, 16));
- for(i = 0; i < stereo; i++)
+ for(i = 0; i <= stereo; i++)
*samples++ = pred[i];
- for(i = 0; i < unp_size / 2; i++) {
+ for(; i < unp_size / 2; i++) {
if(i & stereo) {
if(vlc[2].table)
res = get_vlc2(&gb, vlc[2].table, SMKTREE_BITS, 3);
@@ -658,9 +658,9 @@ static int smka_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
} else { //8-bit data
for(i = stereo; i >= 0; i--)
pred[i] = get_bits(&gb, 8);
- for(i = 0; i < stereo; i++)
+ for(i = 0; i <= stereo; i++)
*samples8++ = pred[i];
- for(i = 0; i < unp_size; i++) {
+ for(; i < unp_size; i++) {
if(i & stereo){
if(vlc[1].table)
res = get_vlc2(&gb, vlc[1].table, SMKTREE_BITS, 3);
diff --git a/tests/ref/fate/smacker b/tests/ref/fate/smacker
index 85c4a98..df88a4a 100644
--- a/tests/ref/fate/smacker
+++ b/tests/ref/fate/smacker
@@ -1,5 +1,5 @@
0, 0, 192000, 0x8926d7fc
-1, 0, 47240, 0xad778a78
+1, 0, 47240, 0x9974897c
0, 6390, 192000, 0x2506d384
0, 12780, 192000, 0x9a8dc93a
0, 19170, 192000, 0x4badb7f2
@@ -15,163 +15,163 @@
0, 83070, 192000, 0x1a3d7971
0, 89460, 192000, 0xa1a65bd5
0, 95850, 192000, 0x344957b9
-1, 96408, 3128, 0x4c1564ae
+1, 96408, 3128, 0x7e4064b4
0, 102240, 192000, 0xe23b5f4e
-1, 102792, 3128, 0x34553309
+1, 102792, 3128, 0x80883301
0, 108630, 192000, 0xb5c2710b
-1, 109176, 3136, 0xb474d246
+1, 109176, 3136, 0x2ad2d341
0, 115020, 192000, 0x7a25938f
-1, 115576, 3128, 0x87b868ea
+1, 115576, 3128, 0xda8468e3
0, 121410, 192000, 0x0a84e4c9
-1, 121959, 3136, 0xf1516dc3
+1, 121959, 3136, 0x9d6f6cdf
0, 127800, 192000, 0x94209b0d
-1, 128359, 3128, 0x867563cb
+1, 128359, 3128, 0x1aaa64b5
0, 134190, 192000, 0xf940e51f
-1, 134743, 3128, 0x5200728c
+1, 134743, 3128, 0x9182728b
0, 140580, 192000, 0xb9fdec42
-1, 141127, 3136, 0xeda118a0
+1, 141127, 3136, 0xfa8e17b3
0, 146970, 192000, 0x7b04a376
-1, 147527, 3128, 0x03e2c1d6
+1, 147527, 3128, 0x0dc3c1cf
0, 153360, 192000, 0x5fe0026b
-1, 153910, 3136, 0xc3e862b6
+1, 153910, 3136, 0x0109639d
0, 159750, 192000, 0x775aca39
-1, 160310, 3128, 0x937a13be
+1, 160310, 3128, 0x6d8a12d9
0, 166140, 192000, 0xae14fb32
-1, 166694, 3128, 0x7b1b9577
+1, 166694, 3128, 0x4b9a9597
0, 172530, 192000, 0x661106e5
-1, 173078, 3136, 0x042c7113
+1, 173078, 3136, 0x9112710e
0, 178920, 192000, 0xe8658dbf
-1, 179478, 3128, 0xac48f451
+1, 179478, 3128, 0x8cccf522
0, 185310, 192000, 0x5359f0f9
-1, 185861, 3128, 0x018fbbe9
+1, 185861, 3128, 0x6594bbf3
0, 191700, 192000, 0xc1ec80f4
-1, 192245, 3136, 0xc62aa7ce
+1, 192245, 3136, 0xd878a7d5
0, 198090, 192000, 0xca53806b
-1, 198645, 3128, 0x106e3924
+1, 198645, 3128, 0xaa6e3905
0, 204480, 192000, 0xf0766b2e
-1, 205029, 3136, 0xfeb82ecc
+1, 205029, 3136, 0x2a062e04
0, 210870, 192000, 0x39962da8
-1, 211429, 3128, 0x7e7c005b
+1, 211429, 3128, 0x84e4006a
0, 217260, 192000, 0x4171c37f
-1, 217812, 3128, 0x949d3560
+1, 217812, 3128, 0x85183633
0, 223650, 192000, 0x3abf3b46
-1, 224196, 3136, 0x02bd4aff
+1, 224196, 3136, 0xb62d4b02
0, 230040, 192000, 0xecc68313
-1, 230596, 3128, 0x4aaf4715
+1, 230596, 3128, 0xe209462a
0, 236430, 192000, 0xea339baf
-1, 236980, 3136, 0x2958825f
+1, 236980, 3136, 0x57c4824b
0, 242820, 192000, 0x616b8f16
-1, 243380, 3128, 0x99a5914d
+1, 243380, 3128, 0x664a9163
0, 249210, 192000, 0xf77a8581
-1, 249763, 3128, 0xe67277a4
+1, 249763, 3128, 0xb4287874
0, 255600, 192000, 0xb315678b
-1, 256147, 3136, 0x11296973
+1, 256147, 3136, 0xde626885
0, 261990, 192000, 0x0a4a5218
-1, 262547, 3128, 0x5cc362f7
+1, 262547, 3128, 0x919763c2
0, 268380, 192000, 0x98802be4
-1, 268931, 3128, 0x0c5e6586
+1, 268931, 3128, 0xa4f664e1
0, 274770, 192000, 0xa2f0fd94
-1, 275314, 3136, 0xe940b0f9
+1, 275314, 3136, 0xa0bab0d4
0, 281160, 192000, 0x6671c84f
-1, 281714, 3128, 0x2c9292cc
+1, 281714, 3128, 0xe938939c
0, 287550, 192000, 0x38327e31
-1, 288098, 3136, 0xa807c096
+1, 288098, 3136, 0x3679bfc7
0, 293940, 192000, 0xb85d3e08
-1, 294498, 3128, 0x9d2254d8
+1, 294498, 3128, 0xc96c55c3
0, 300330, 192000, 0xdc69eba9
-1, 300882, 3128, 0xe68015b0
+1, 300882, 3128, 0x119114d6
0, 306720, 192000, 0x8955a0b3
-1, 307265, 3136, 0x65d58029
+1, 307265, 3136, 0x42f3800f
0, 313110, 192000, 0x714a548b
-1, 313665, 3128, 0xcffcc48c
+1, 313665, 3128, 0x4250c4ad
0, 319500, 192000, 0xc0471de9
-1, 320049, 3136, 0x8c704944
+1, 320049, 3136, 0x5cdd4925
0, 325890, 192000, 0x2e16e039
-1, 326449, 3128, 0x1459231d
+1, 326449, 3128, 0xa4c12360
0, 332280, 192000, 0x9fa4b033
-1, 332833, 3128, 0x7dde4839
+1, 332833, 3128, 0x849f48de
0, 338670, 192000, 0x4a0f9402
-1, 339216, 3136, 0xbb6890e2
+1, 339216, 3136, 0x6acd8ff9
0, 345060, 192000, 0x1f3e6843
-1, 345616, 3128, 0xcd9a8524
+1, 345616, 3128, 0xb2758556
0, 351450, 192000, 0x31774850
-1, 352000, 3128, 0xa244fc31
+1, 352000, 3128, 0x10f2fcb1
0, 357840, 192000, 0x9d5336a2
-1, 358384, 3136, 0x504e2bd9
+1, 358384, 3136, 0xf0f02b23
0, 364230, 192000, 0xf7de27a2
-1, 364784, 3128, 0x655858d8
+1, 364784, 3128, 0x64f759c6
0, 370620, 192000, 0x98c717ce
-1, 371167, 3136, 0x46027610
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0, 377010, 192000, 0x615b10b8
-1, 377567, 3128, 0x4192d5e3
+1, 377567, 3128, 0xf981d51e
0, 383400, 192000, 0xd5bc0e7e
-1, 383951, 3128, 0x21d2e7fe
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0, 389790, 192000, 0xd5bc0e7e
-1, 390335, 3136, 0x7c93e329
+1, 390335, 3136, 0xf632e2f8
0, 396180, 192000, 0xd5bc0e7e
-1, 396735, 3128, 0xa67718c0
+1, 396735, 3128, 0xda561864
0, 402570, 192000, 0xd5bc0e7e
-1, 403118, 3136, 0x9bb6e8a3
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0, 408960, 192000, 0xd5bc0e7e
-1, 409518, 3128, 0x0933b7a6
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0, 415350, 192000, 0xd5bc0e7e
-1, 415902, 3128, 0x07f1fb57
+1, 415902, 3128, 0xedb1fb62
0, 421740, 192000, 0xd5bc0e7e
-1, 422286, 3136, 0x8a050cfd
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0, 428130, 192000, 0xd5bc0e7e
-1, 428686, 3128, 0xdb773c0b
+1, 428686, 3128, 0x14773c9a
0, 434520, 192000, 0xd5bc0e7e
-1, 435069, 3136, 0xd1281c53
+1, 435069, 3136, 0x850f1c82
0, 440910, 192000, 0xd5bc0e7e
-1, 441469, 3128, 0x9f395324
+1, 441469, 3128, 0xb0bd5347
0, 447300, 192000, 0xd5bc0e7e
-1, 447853, 3128, 0x5f13edec
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0, 453690, 192000, 0xd5bc0e7e
-1, 454237, 3136, 0x871cbecf
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0, 460080, 192000, 0xd5bc0e7e
-1, 460637, 3128, 0x799eff3e
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0, 466470, 192000, 0xd5bc0e7e
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0, 472860, 192000, 0xd5bc0e7e
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0, 479250, 192000, 0xd5bc0e7e
-1, 479804, 3128, 0xf3523ee9
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0, 485640, 192000, 0xd5bc0e7e
-1, 486188, 3136, 0x4405c435
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0, 492030, 192000, 0xd5bc0e7e
-1, 492588, 3128, 0x892957cb
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-1, 498971, 3128, 0xdf483dbd
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0, 504810, 192000, 0xd5bc0e7e
-1, 505355, 3136, 0x5e8ab797
+1, 505355, 3136, 0xb47fb88a
0, 511200, 192000, 0xd5bc0e7e
-1, 511755, 3128, 0x92e13820
+1, 511755, 3128, 0x474b381e
0, 517590, 192000, 0xd5bc0e7e
-1, 518139, 3136, 0xfde719b6
+1, 518139, 3136, 0x07c519bb
0, 523980, 192000, 0xd5bc0e7e
-1, 524539, 3128, 0x442f17ae
+1, 524539, 3128, 0x15b916c8
0, 530370, 192000, 0xd5bc0e7e
-1, 530922, 3128, 0x011af61f
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0, 536760, 192000, 0xd5bc0e7e
-1, 537306, 3136, 0x4e3e3a6d
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0, 543150, 192000, 0xd5bc0e7e
-1, 543706, 3128, 0xc11242b9
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0, 549540, 192000, 0xd5bc0e7e
-1, 550090, 3128, 0x01415b59
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-1, 556473, 3136, 0x302e0e55
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0, 562320, 192000, 0xd5bc0e7e
-1, 562873, 3128, 0x20522d04
+1, 562873, 3128, 0xdeab2d04
0, 568710, 192000, 0xd5bc0e7e
-1, 569257, 3136, 0x316a697d
+1, 569257, 3136, 0x77de6880
0, 575100, 192000, 0xd5bc0e7e
-1, 575657, 3128, 0x6d75ee27
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0, 581490, 192000, 0xd5bc0e7e
-1, 582041, 3128, 0xcb008ae8
+1, 582041, 3128, 0xc1638ade
0, 587880, 192000, 0xd5bc0e7e
-1, 588424, 3136, 0xd2664b51
+1, 588424, 3136, 0xcfb64a5f
0, 594270, 192000, 0xd5bc0e7e
-1, 594824, 3128, 0xdfcab728
+1, 594824, 3128, 0x90b1b826
0, 600660, 192000, 0xd5bc0e7e
1, 601208, 3136, 0x00000000
0, 607050, 192000, 0xd5bc0e7e
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