#include "libavutil/crc.h"
#include "libavcodec/xiph.h"
#include "libavcodec/bytestream.h"
+#include "libavcodec/flac.h"
#include "avformat.h"
+#include "internal.h"
typedef struct {
int64_t duration;
return size;
}
-static int ogg_build_flac_headers(const uint8_t *extradata, int extradata_size,
+static int ogg_build_flac_headers(AVCodecContext *avctx,
OGGStreamContext *oggstream, int bitexact)
{
const char *vendor = bitexact ? "ffmpeg" : LIBAVFORMAT_IDENT;
+ enum FLACExtradataFormat format;
+ uint8_t *streaminfo;
uint8_t *p;
- if (extradata_size != 34)
+ if (!ff_flac_is_extradata_valid(avctx, &format, &streaminfo))
return -1;
oggstream->header_len[0] = 51;
oggstream->header[0] = av_mallocz(51); // per ogg flac specs
bytestream_put_buffer(&p, "fLaC", 4);
bytestream_put_byte(&p, 0x00); // streaminfo
bytestream_put_be24(&p, 34);
- bytestream_put_buffer(&p, extradata, 34);
+ bytestream_put_buffer(&p, streaminfo, FLAC_STREAMINFO_SIZE);
oggstream->header_len[1] = 1+3+4+strlen(vendor)+4;
oggstream->header[1] = av_mallocz(oggstream->header_len[1]);
p = oggstream->header[1];
oggstream = av_mallocz(sizeof(*oggstream));
st->priv_data = oggstream;
if (st->codec->codec_id == CODEC_ID_FLAC) {
- if (ogg_build_flac_headers(st->codec->extradata, st->codec->extradata_size,
+ if (ogg_build_flac_headers(st->codec,
oggstream, st->codec->flags & CODEC_FLAG_BITEXACT) < 0) {
av_log(s, AV_LOG_ERROR, "Extradata corrupted\n");
av_freep(&st->priv_data);
return next_granule > cur_granule;
}
-int ogg_interleave_per_granule(AVFormatContext *s, AVPacket *out, AVPacket *pkt, int flush)
+static int ogg_interleave_per_granule(AVFormatContext *s, AVPacket *out, AVPacket *pkt, int flush)
{
AVPacketList *pktl;
int stream_count = 0;