diff options
| -rw-r--r-- | media/libtremor/lib/tremor_codebook.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/media/libtremor/lib/tremor_codebook.c b/media/libtremor/lib/tremor_codebook.c index f8b798384..1e1ae8a91 100644 --- a/media/libtremor/lib/tremor_codebook.c +++ b/media/libtremor/lib/tremor_codebook.c @@ -258,7 +258,7 @@ long vorbis_book_decodevs_add(codebook *book,ogg_int32_t *a, t[i] = book->valuelist+entry[i]*book->dim; } for(i=0,o=0;i<book->dim;i++,o+=step) - for (j=0;j<step;j++) + for (j=0;o+j<n && j<step;j++) a[o+j]+=t[j][i]>>shift; }else{ for (i = 0; i < step; i++) { @@ -267,7 +267,7 @@ long vorbis_book_decodevs_add(codebook *book,ogg_int32_t *a, t[i] = book->valuelist+entry[i]*book->dim; } for(i=0,o=0;i<book->dim;i++,o+=step) - for (j=0;j<step;j++) + for (j=0;o+j<n && j<step;j++) a[o+j]+=t[j][i]<<-shift; } } @@ -287,7 +287,7 @@ long vorbis_book_decodev_add(codebook *book,ogg_int32_t *a, entry = decode_packed_entry_number(book,b); if(entry==-1)return(-1); t = book->valuelist+entry*book->dim; - for (j=0;j<book->dim;) + for (j=0;i<n && j<book->dim;) a[i++]+=t[j++]>>shift; } }else{ @@ -295,7 +295,7 @@ long vorbis_book_decodev_add(codebook *book,ogg_int32_t *a, entry = decode_packed_entry_number(book,b); if(entry==-1)return(-1); t = book->valuelist+entry*book->dim; - for (j=0;j<book->dim;) + for (j=0;i<n && j<book->dim;) a[i++]+=t[j++]<<-shift; } } @@ -352,15 +352,15 @@ long vorbis_book_decodevv_add(codebook *book,ogg_int32_t **a,\ long i,j,entry; int chptr=0; int shift=point-book->binarypoint; - + int m=offset+n; if(shift>=0){ - for(i=offset;i<offset+n;){ + for(i=offset;i<m;){ entry = decode_packed_entry_number(book,b); if(entry==-1)return(-1); { const ogg_int32_t *t = book->valuelist+entry*book->dim; - for (j=0;j<book->dim;j++){ + for (j=0;i<m && j<book->dim;j++){ a[chptr++][i]+=t[j]>>shift; if(chptr==ch){ chptr=0; @@ -371,12 +371,12 @@ long vorbis_book_decodevv_add(codebook *book,ogg_int32_t **a,\ } }else{ - for(i=offset;i<offset+n;){ + for(i=offset;i<m;){ entry = decode_packed_entry_number(book,b); if(entry==-1)return(-1); { const ogg_int32_t *t = book->valuelist+entry*book->dim; - for (j=0;j<book->dim;j++){ + for (j=0;i<m && j<book->dim;j++){ a[chptr++][i]+=t[j]<<-shift; if(chptr==ch){ chptr=0; |