#define V_MAX_VLCS (1 << 16)
#define V_MAX_PARTITIONS (1 << 20)
-#undef NDEBUG
-#include <assert.h>
-
typedef struct {
uint8_t dimensions;
uint8_t lookup_type;
av_dlog(NULL, "Classword: %u\n", temp);
- assert(vr->classifications > 1 && temp <= 65536); //needed for inverse[]
+ if (temp <= 65536) {
+ for (i = partition_count + c_p_c - 1; i >= partition_count; i--) {
+ temp2 = (((uint64_t)temp) * inverse_class) >> 32;
- for (i = 0; i < c_p_c; ++i) {
- temp2 = (((uint64_t)temp) * inverse_class) >> 32;
- if (partition_count + c_p_c - 1 - i < vr->ptns_to_read)
- vr->classifs[p + partition_count + c_p_c - 1 - i] =
- temp - temp2 * vr->classifications;
- temp = temp2;
+ if (i < vr->ptns_to_read)
+ vr->classifs[p + i] = temp - temp2 * vr->classifications;
+ temp = temp2;
+ }
+ } else {
+ for (i = partition_count + c_p_c - 1; i >= partition_count; i--) {
+ temp2 = temp / vr->classifications;
+
+ if (i < vr->ptns_to_read)
+ vr->classifs[p + i] = temp - temp2 * vr->classifications;
+ temp = temp2;
+ }
}
}
p += vr->ptns_to_read;
if (max_output > ch_left * vlen) {
av_log(vc->avctx, AV_LOG_ERROR, "Insufficient output buffer\n");
- return -1;
+ return AVERROR_INVALIDDATA;
}
av_dlog(NULL, " residue type 0/1/2 decode begin, ch: %d cpc %d \n", ch, c_p_c);
residue = &vc->residues[mapping->submap_residue[i]];
if (ch_left < ch) {
av_log(vc->avctx, AV_LOG_ERROR, "Too many channels in vorbis_floor_decode.\n");
- return -1;
+ return AVERROR_INVALIDDATA;
}
if (ch) {
ret = vorbis_residue_decode(vc, residue, ch, do_not_decode, ch_res_ptr, vlen, ch_left);
AVCodec ff_vorbis_decoder = {
.name = "vorbis",
+ .long_name = NULL_IF_CONFIG_SMALL("Vorbis"),
.type = AVMEDIA_TYPE_AUDIO,
.id = AV_CODEC_ID_VORBIS,
.priv_data_size = sizeof(vorbis_context),
.decode = vorbis_decode_frame,
.flush = vorbis_decode_flush,
.capabilities = CODEC_CAP_DR1,
- .long_name = NULL_IF_CONFIG_SMALL("Vorbis"),
.channel_layouts = ff_vorbis_channel_layouts,
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_FLTP,
AV_SAMPLE_FMT_NONE },