diff options
| -rw-r--r-- | libavformat/hashenc.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/libavformat/hashenc.c b/libavformat/hashenc.c index 614c8157a5..4aa4fcf3ab 100644 --- a/libavformat/hashenc.c +++ b/libavformat/hashenc.c @@ -149,6 +149,27 @@ AVOutputFormat ff_md5_muxer = { #endif #if CONFIG_FRAMEHASH_MUXER || CONFIG_FRAMEMD5_MUXER +static void framehash_print_extradata(struct AVFormatContext *s) +{ + int i; + + for (i = 0; i < s->nb_streams; i++) { + AVStream *st = s->streams[i]; + AVCodecParameters *par = st->codecpar; + if (par->extradata) { + struct HashContext *c = s->priv_data; + char buf[AV_HASH_MAX_SIZE*2+1]; + + avio_printf(s->pb, "#extradata %d, %31d, ", i, par->extradata_size); + av_hash_init(c->hash); + av_hash_update(c->hash, par->extradata, par->extradata_size); + av_hash_final_hex(c->hash, buf, sizeof(buf)); + avio_write(s->pb, buf, strlen(buf)); + avio_printf(s->pb, "\n"); + } + } +} + static int framehash_write_header(struct AVFormatContext *s) { struct HashContext *c = s->priv_data; @@ -158,6 +179,8 @@ static int framehash_write_header(struct AVFormatContext *s) avio_printf(s->pb, "#format: frame checksums\n"); avio_printf(s->pb, "#version: %d\n", c->format_version); avio_printf(s->pb, "#hash: %s\n", av_hash_get_name(c->hash)); + if (c->format_version > 1) + framehash_print_extradata(s); ff_framehash_write_header(s, c->format_version); avio_printf(s->pb, "#stream#, dts, pts, duration, size, hash\n"); return 0; |