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implemented live presentation offset

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This commit is contained in:
Roman Arutyunyan 2013-11-12 20:53:54 +04:00
parent df33838e37
commit 3b680915a8
1 changed files with 8 additions and 2 deletions
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10
dash/ngx_rtmp_dash_module.c
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@ -208,6 +208,7 @@ ngx_rtmp_dash_write_playlist(ngx_rtmp_session_t *s)
{
u_char *p, *last;
ssize_t n;
uint32_t time_offset;
ngx_fd_t fd;
ngx_str_t playlist, playlist_bak;
ngx_uint_t i;
@ -270,7 +271,7 @@ ngx_rtmp_dash_write_playlist(ngx_rtmp_session_t *s)
" startWithSAP=\"1\"\n" \
" bandwidth=\"0\">\n" \
" <SegmentTemplate\n" \
" presentationTimeOffset=\"0\"\n" \
" presentationTimeOffset=\"%uD\"\n" \
" timescale=\"1000\"\n" \
" media=\"%V-$Time$.m4v\"\n" \
" initialization=\"%V-init.m4v\">\n" \
@ -303,7 +304,7 @@ ngx_rtmp_dash_write_playlist(ngx_rtmp_session_t *s)
" startWithSAP=\"1\"\n" \
" bandwidth=\"0\">\n" \
" <SegmentTemplate\n" \
" presentationTimeOffset=\"0\"\n" \
" presentationTimeOffset=\"%uD\"\n" \
" timescale=\"1000\"\n" \
" media=\"%V-$Time$.m4a\"\n" \
" initialization=\"%V-init.m4a\">\n" \
@ -321,6 +322,9 @@ ngx_rtmp_dash_write_playlist(ngx_rtmp_session_t *s)
" </Period>\n" \
"</MPD>\n"
f = ngx_rtmp_dash_get_frag(s, 0);
time_offset = f->timestamp;
last = buffer + sizeof(buffer);
p = ngx_slprintf(buffer, last, NGX_RTMP_DASH_MANIFEST_HEADER,
@ -335,6 +339,7 @@ ngx_rtmp_dash_write_playlist(ngx_rtmp_session_t *s)
codec_ctx->width,
codec_ctx->height,
codec_ctx->frame_rate,
time_offset,
&ctx->name,
&ctx->name);
@ -354,6 +359,7 @@ ngx_rtmp_dash_write_playlist(ngx_rtmp_session_t *s)
codec_ctx->audio_codec_id == NGX_RTMP_AUDIO_AAC ?
"40.2" : "6b",
codec_ctx->sample_rate,
time_offset,
&ctx->name,
&ctx->name);