mapping generation
Originally committed as revision 6434 to svn://svn.ffmpeg.org/ffmpeg/trunk
codebook_t * cb;
floor_t * fc;
residue_t * rc;
+ mapping_t * mc;
int i, book;
venc->channels = avccontext->channels;
venc->nmappings = 1;
venc->mappings = av_malloc(sizeof(mapping_t) * venc->nmappings);
+ // single mapping
+ mc = &venc->mappings[0];
+ mc->submaps = 1;
+ mc->mux = av_malloc(sizeof(int) * venc->channels);
+ for (i = 0; i < venc->channels; i++) mc->mux[i] = 0;
+ mc->floor = av_malloc(sizeof(int) * mc->submaps);
+ mc->residue = av_malloc(sizeof(int) * mc->submaps);
+ for (i = 0; i < mc->submaps; i++) {
+ mc->floor[i] = 0;
+ mc->residue[i] = 0;
+ }
+
venc->nmodes = 1;
venc->modes = av_malloc(sizeof(vorbis_mode_t) * venc->nmodes);
}