Mercurial > hg > nginx-quic
diff src/http/modules/ngx_http_mp4_module.c @ 5622:a23c35496c2f
Mp4: skipped empty stss atom table in output.
The atom may have no data entries after cropping.
This fixes "zero size buf in output" alerts.
author | Sergey Kandaurov <pluknet@nginx.com> |
---|---|
date | Mon, 24 Mar 2014 17:55:10 +0400 |
parents | 345e4fd4bb64 |
children | c7bbc5fcf27c |
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--- a/src/http/modules/ngx_http_mp4_module.c +++ b/src/http/modules/ngx_http_mp4_module.c @@ -2273,16 +2273,21 @@ ngx_http_mp4_update_stss_atom(ngx_http_m ngx_http_mp4_crop_stss_data(mp4, trak, 1); ngx_http_mp4_crop_stss_data(mp4, trak, 0); - entry = (uint32_t *) data->pos; - end = (uint32_t *) data->last; - - start_sample = trak->start_sample; - - while (entry < end) { - sample = ngx_mp4_get_32value(entry); - sample -= start_sample; - ngx_mp4_set_32value(entry, sample); - entry++; + if (trak->sync_samples_entries) { + entry = (uint32_t *) data->pos; + end = (uint32_t *) data->last; + + start_sample = trak->start_sample; + + while (entry < end) { + sample = ngx_mp4_get_32value(entry); + sample -= start_sample; + ngx_mp4_set_32value(entry, sample); + entry++; + } + + } else { + trak->out[NGX_HTTP_MP4_STSS_DATA].buf = NULL; } atom_size = sizeof(ngx_http_mp4_stss_atom_t) + (data->last - data->pos);