int type, int id, int *channels)
{
if (che_pos[type][id]) {
- if (!ac->che[type][id] && !(ac->che[type][id] = av_mallocz(sizeof(ChannelElement))))
- return AVERROR(ENOMEM);
- ff_aac_sbr_ctx_init(ac, &ac->che[type][id]->sbr);
+ if (!ac->che[type][id]) {
+ if (!(ac->che[type][id] = av_mallocz(sizeof(ChannelElement))))
+ return AVERROR(ENOMEM);
+ ff_aac_sbr_ctx_init(ac, &ac->che[type][id]->sbr);
+ }
if (type != TYPE_CCE) {
ac->output_data[(*channels)++] = ac->che[type][id]->ch[0].ret;
if (type == TYPE_CPE ||
init_get_bits(&gb, data, data_size * 8);
- if ((i = ff_mpeg4audio_get_config(m4ac, data, asclen/8)) < 0)
+ if ((i = avpriv_mpeg4audio_get_config(m4ac, data, asclen/8)) < 0)
return -1;
if (m4ac->sampling_index > 12) {
av_log(avctx, AV_LOG_ERROR, "invalid sampling rate index %d\n", m4ac->sampling_index);
int ret = set_default_channel_config(avctx, new_che_pos, ac->m4ac.chan_config);
if (!ret)
output_configure(ac, ac->che_pos, new_che_pos, ac->m4ac.chan_config, OC_GLOBAL_HDR);
- else if (avctx->error_recognition >= FF_ER_EXPLODE)
+ else if (avctx->err_recognition & AV_EF_EXPLODE)
return AVERROR_INVALIDDATA;
}
}
GET_VLC(code, re, gb, vlc_tab, 8, 2);
cb_idx = cb_vector_idx[code];
nnz = cb_idx >> 8 & 15;
- bits = SHOW_UBITS(re, gb, nnz) << (32-nnz);
+ bits = nnz ? GET_CACHE(re, gb) : 0;
LAST_SKIP_BITS(re, gb, nnz);
cf = VMUL4S(cf, vq, cb_idx, bits, sf + idx);
} while (len -= 4);
GET_VLC(code, re, gb, vlc_tab, 8, 2);
cb_idx = cb_vector_idx[code];
nnz = cb_idx >> 8 & 15;
- sign = SHOW_UBITS(re, gb, nnz) << (cb_idx >> 12);
+ sign = nnz ? SHOW_UBITS(re, gb, nnz) << (cb_idx >> 12) : 0;
LAST_SKIP_BITS(re, gb, nnz);
cf = VMUL2S(cf, vq, cb_idx, sign, sf + idx);
} while (len -= 2);
int size;
AACADTSHeaderInfo hdr_info;
- size = ff_aac_parse_header(gb, &hdr_info);
+ size = avpriv_aac_parse_header(gb, &hdr_info);
if (size > 0) {
if (hdr_info.chan_config) {
enum ChannelPosition new_che_pos[4][MAX_ELEM_ID];
elem_id = get_bits(gb, 4);
if (elem_type < TYPE_DSE) {
+ if (!ac->tags_mapped && elem_type == TYPE_CPE && ac->m4ac.chan_config==1) {
+ enum ChannelPosition new_che_pos[4][MAX_ELEM_ID]= {0};
+ ac->m4ac.chan_config=2;
+
+ if (set_default_channel_config(ac->avctx, new_che_pos, 2)<0)
+ return -1;
+ if (output_configure(ac, ac->che_pos, new_che_pos, 2, OC_TRIAL_FRAME)<0)
+ return -1;
+ }
if (!(che=get_che(ac, elem_type, elem_id))) {
av_log(ac->avctx, AV_LOG_ERROR, "channel element %d.%d is not allocated\n",
elem_type, elem_id);
GetBitContext *gb, int asclen)
{
AVCodecContext *avctx = latmctx->aac_ctx.avctx;
- MPEG4AudioConfig m4ac;
AACContext *ac= &latmctx->aac_ctx;
+ MPEG4AudioConfig m4ac=ac->m4ac;
int config_start_bit = get_bits_count(gb);
int bits_consumed, esize;
if (bits_consumed < 0)
return AVERROR_INVALIDDATA;
- ac->m4ac= m4ac;
+ if(ac->m4ac.sample_rate != m4ac.sample_rate || m4ac.chan_config != ac->m4ac.chan_config)
+ ac->m4ac= m4ac;
esize = (bits_consumed+7) / 8;
int muxlength, err;
GetBitContext gb;
- if (avpkt->size == 0)
- return 0;
-
init_get_bits(&gb, avpkt->data, avpkt->size * 8);
// check for LOAS sync word
*out_size = 0;
return avpkt->size;
} else {
- aac_decode_close(avctx);
- if ((err = aac_decode_init(avctx)) < 0)
+ if ((err = decode_audio_specific_config(
+ &latmctx->aac_ctx, avctx, &latmctx->aac_ctx.m4ac,
+ avctx->extradata, avctx->extradata_size, 8*avctx->extradata_size)) < 0)
return err;
latmctx->initialized = 1;
}
av_cold static int latm_decode_init(AVCodecContext *avctx)
{
struct LATMContext *latmctx = avctx->priv_data;
- int ret;
-
- ret = aac_decode_init(avctx);
+ int ret = aac_decode_init(avctx);
- if (avctx->extradata_size > 0) {
+ if (avctx->extradata_size > 0)
latmctx->initialized = !ret;
- } else {
- latmctx->initialized = 0;
- }
return ret;
}