// Read and decode residue
-static int vorbis_residue_decode(vorbis_context *vc, vorbis_residue *vr, uint_fast8_t ch, uint_fast8_t *do_not_decode, float *vec, uint_fast16_t vlen) {
+static av_always_inline int vorbis_residue_decode_internal(vorbis_context *vc, vorbis_residue *vr, uint_fast8_t ch, uint_fast8_t *do_not_decode, float *vec, uint_fast16_t vlen, int vr_type) {
GetBitContext *gb=&vc->gb;
uint_fast8_t c_p_c=vc->codebooks[vr->classbook].dimensions;
uint_fast16_t n_to_read=vr->end-vr->begin;
uint_fast8_t i,j,l;
uint_fast16_t k;
- if (vr->type==2) {
+ if (vr_type==2) {
for(j=1;j<ch;++j) {
do_not_decode[0]&=do_not_decode[j]; // FIXME - clobbering input
}
: FASTDIV(vr->partition_size, dim);
vorbis_codebook codebook= vc->codebooks[vqbook];
- if (vr->type==0) {
+ if (vr_type==0) {
voffs=voffset+j*vlen;
for(k=0;k<step;++k) {
}
}
}
- else if (vr->type==1) {
+ else if (vr_type==1) {
voffs=voffset+j*vlen;
for(k=0;k<step;++k) {
coffs=get_vlc2(gb, codebook.vlc.table, codebook.nb_bits, 3) * dim;
}
}
}
- else if (vr->type==2 && ch==2 && (voffset&1)==0 && (dim&1)==0) { // most frequent case optimized
+ else if (vr_type==2 && ch==2 && (voffset&1)==0 && (dim&1)==0) { // most frequent case optimized
voffs=voffset>>1;
if(dim==2) {
}
}
- else if (vr->type==2) {
+ else if (vr_type==2) {
voffs=voffset;
for(k=0;k<step;++k) {
AV_DEBUG(" pass %d offs: %d curr: %f change: %f cv offs.: %d+%d \n", pass, voffset/ch+(voffs%ch)*vlen, vec[voffset/ch+(voffs%ch)*vlen], codebook.codevectors[coffs+l], coffs, l);
}
}
- } else {
- av_log(vc->avccontext, AV_LOG_ERROR, " Invalid residue type while residue decode?! \n");
- return 1;
}
}
}
return 0;
}
+static inline int vorbis_residue_decode(vorbis_context *vc, vorbis_residue *vr, uint_fast8_t ch, uint_fast8_t *do_not_decode, float *vec, uint_fast16_t vlen)
+{
+ if (vr->type==2)
+ return vorbis_residue_decode_internal(vc, vr, ch, do_not_decode, vec, vlen, 2);
+ else if (vr->type==1)
+ return vorbis_residue_decode_internal(vc, vr, ch, do_not_decode, vec, vlen, 1);
+ else if (vr->type==0)
+ return vorbis_residue_decode_internal(vc, vr, ch, do_not_decode, vec, vlen, 0);
+ else {
+ av_log(vc->avccontext, AV_LOG_ERROR, " Invalid residue type while residue decode?! \n");
+ return 1;
+ }
+}
+
void vorbis_inverse_coupling(float *mag, float *ang, int blocksize)
{
int i;