int64_t off;
int val_1;
int num_video;
- AVIOContext *pb;
+ AVIOContext pb0, *pb = &pb0;
- pb = avio_alloc_context(buf, size, 0, NULL, NULL, NULL, NULL);
- if (!pb)
- return AVERROR(ENOMEM);
+ ffio_init_context(pb, buf, size, 0, NULL, NULL, NULL, NULL);
ffio_read_varlen(pb); // track_header_len
avio_r8(pb); // '1'
for (j = 0; j < num_data; j++) {
uint64_t len = ffio_read_varlen(pb);
if (len > INT_MAX/2 - xd_size) {
- av_free(pb);
return AVERROR_INVALIDDATA;
}
data_len[j] = len;
st->codecpar->extradata_size = 64 + xd_size + xd_size / 255;
if (ff_alloc_extradata(st->codecpar, st->codecpar->extradata_size)) {
- av_free(pb);
return AVERROR(ENOMEM);
}
for (j = 0; j < num_data - 1; j++) {
unsigned delta = av_xiphlacing(&p[offset], data_len[j]);
if (delta > data_len[j]) {
- av_free(pb);
return AVERROR_INVALIDDATA;
}
offset += delta;
}
}
- av_free(pb);
return 0;
}
int64_t off;
int64_t poff;
int maxnp=0;
- AVIOContext *pb;
+ AVIOContext pb0, *pb = &pb0;
int i;
int64_t filesize = avio_size(s->pb);
- pb = avio_alloc_context(buf, size, 0, NULL, NULL, NULL, NULL);
- if (!pb)
- return AVERROR(ENOMEM);
+ ffio_init_context(pb, buf, size, 0, NULL, NULL, NULL, NULL);
ffio_read_varlen(pb); // track_index_len
avio_r8(pb); // 'c'
viv->sb_blocks = av_calloc(viv->n_sb_blocks, sizeof(VIV_SB_block));
if (!viv->sb_blocks) {
viv->n_sb_blocks = 0;
- av_free(pb);
return AVERROR(ENOMEM);
}
goto error;
viv->sb_entries = av_calloc(maxnp, sizeof(VIV_SB_entry));
- av_free(pb);
return 0;
error:
- av_free(pb);
viv->n_sb_blocks = 0;
av_freep(&viv->sb_blocks);
return AVERROR_INVALIDDATA;