static void allocate_buffers(FLACContext *s);
-int ff_flac_is_extradata_valid(AVCodecContext *avctx,
+int avpriv_flac_is_extradata_valid(AVCodecContext *avctx,
enum FLACExtradataFormat *format,
uint8_t **streaminfo_start)
{
if (!avctx->extradata)
return 0;
- if (!ff_flac_is_extradata_valid(avctx, &format, &streaminfo))
+ if (!avpriv_flac_is_extradata_valid(avctx, &format, &streaminfo))
return -1;
/* initialize based on the demuxer-supplied streamdata header */
- ff_flac_parse_streaminfo(avctx, (FLACStreaminfo *)s, streaminfo);
+ avpriv_flac_parse_streaminfo(avctx, (FLACStreaminfo *)s, streaminfo);
if (s->bps > 16)
avctx->sample_fmt = AV_SAMPLE_FMT_S32;
else
}
}
-void ff_flac_parse_streaminfo(AVCodecContext *avctx, struct FLACStreaminfo *s,
+void avpriv_flac_parse_streaminfo(AVCodecContext *avctx, struct FLACStreaminfo *s,
const uint8_t *buffer)
{
GetBitContext gb;
dump_headers(avctx, s);
}
-void ff_flac_parse_block_header(const uint8_t *block_header,
+void avpriv_flac_parse_block_header(const uint8_t *block_header,
int *last, int *type, int *size)
{
int tmp = bytestream_get_byte(&block_header);
/* need more data */
return 0;
}
- ff_flac_parse_block_header(&buf[4], NULL, &metadata_type, &metadata_size);
+ avpriv_flac_parse_block_header(&buf[4], NULL, &metadata_type, &metadata_size);
if (metadata_type != FLAC_METADATA_TYPE_STREAMINFO ||
metadata_size != FLAC_STREAMINFO_SIZE) {
return AVERROR_INVALIDDATA;
}
- ff_flac_parse_streaminfo(s->avctx, (FLACStreaminfo *)s, &buf[8]);
+ avpriv_flac_parse_streaminfo(s->avctx, (FLACStreaminfo *)s, &buf[8]);
allocate_buffers(s);
s->got_streaminfo = 1;
do {
if (buf_end - buf < 4)
return 0;
- ff_flac_parse_block_header(buf, &metadata_last, NULL, &metadata_size);
+ avpriv_flac_parse_block_header(buf, &metadata_last, NULL, &metadata_size);
buf += 4;
if (buf_end - buf < metadata_size) {
/* need more data in order to read the complete header */
bytes_read = (get_bits_count(&s->gb)+7)/8;
/* check if allocated data size is large enough for output */
- output_size = s->blocksize * s->channels * (s->is32 ? 4 : 2);
+ output_size = s->blocksize * s->channels *
+ av_get_bytes_per_sample(avctx->sample_fmt);
if (output_size > alloc_data_size) {
av_log(s->avctx, AV_LOG_ERROR, "output data size is larger than "
"allocated data size\n");