From ecc0027bc6d58536b92003173b0e23504e828472 Mon Sep 17 00:00:00 2001 From: David Conrad Date: Mon, 8 Feb 2010 10:13:03 +0000 Subject: [PATCH] Fix playback with invalid files that don't set the continuation flag for pages that continue packets started in prior pages. Fixes issue1248 Originally committed as revision 21688 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavformat/oggdec.c | 5 ++++- libavformat/oggdec.h | 1 + 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/libavformat/oggdec.c b/libavformat/oggdec.c index 26a6af2..3e1bf5d 100644 --- a/libavformat/oggdec.c +++ b/libavformat/oggdec.c @@ -122,6 +122,7 @@ ogg_reset (struct ogg * ogg) os->lastdts = AV_NOPTS_VALUE; os->nsegs = 0; os->segp = 0; + os->incomplete = 0; } ogg->curidx = -1; @@ -268,7 +269,7 @@ ogg_read_page (AVFormatContext * s, int *str) for (i = 0; i < nsegs; i++) size += os->segments[i]; - if (flags & OGG_FLAG_CONT){ + if (flags & OGG_FLAG_CONT || os->incomplete){ if (!os->psize){ while (os->segp < os->nsegs){ int seg = os->segments[os->segp++]; @@ -356,6 +357,7 @@ ogg_packet (AVFormatContext * s, int *str, int *dstart, int *dsize) if (!complete && os->segp == os->nsegs){ ogg->curidx = -1; + os->incomplete = 1; } }while (!complete); @@ -366,6 +368,7 @@ ogg_packet (AVFormatContext * s, int *str, int *dstart, int *dsize) #endif ogg->curidx = idx; + os->incomplete = 0; if (os->header < 0){ int hdr = os->codec->header (s, idx); diff --git a/libavformat/oggdec.h b/libavformat/oggdec.h index 7c677a1..b0a23e2 100644 --- a/libavformat/oggdec.h +++ b/libavformat/oggdec.h @@ -71,6 +71,7 @@ struct ogg_stream { int header; int nsegs, segp; uint8_t segments[255]; + int incomplete; ///< whether we're expecting a continuation in the next page int page_end; ///< current packet is the last one completed in the page void *private; }; -- 2.7.4