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Add support for AVSEEK_SIZE in seek handler. This should make demuxers work again (sigh)

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This commit is contained in:
Edward Hervey 2009-01-26 18:21:50 +01:00
parent 0376e7049a
commit 91ac27e6de
1 changed files with 11 additions and 6 deletions
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17
ext/ffmpeg/gstffmpegprotocol.c
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@ -179,7 +179,7 @@ static int64_t
gst_ffmpegdata_seek (URLContext * h, int64_t pos, int whence)
{
GstProtocolInfo *info;
guint64 newpos;
guint64 newpos = 0;
GST_DEBUG ("Seeking to %" G_GINT64_FORMAT ", whence=%d", pos, whence);
@ -193,28 +193,33 @@ gst_ffmpegdata_seek (URLContext * h, int64_t pos, int whence)
/* sinkpad */
switch (whence) {
case SEEK_SET:
info->offset = (guint64) pos;
newpos = (guint64) pos;
break;
case SEEK_CUR:
info->offset += pos;
newpos = info->offset + pos;
break;
case SEEK_END:
case AVSEEK_SIZE:
/* ffmpeg wants to know the current end position in bytes ! */
{
GstFormat format = GST_FORMAT_BYTES;
gint64 duration;
GST_DEBUG ("Seek end");
if (gst_pad_is_linked (info->pad))
if (gst_pad_query_duration (GST_PAD_PEER (info->pad), &format,
&duration))
info->offset = ((guint64) duration) + pos;
newpos = ((guint64) duration) + pos;
}
break;
default:
g_assert (0);
break;
}
/* FIXME : implement case for push-based behaviour */
newpos = info->offset;
if (whence != AVSEEK_SIZE)
info->offset = newpos;
}
break;
case URL_WRONLY:
@ -244,7 +249,7 @@ gst_ffmpegdata_seek (URLContext * h, int64_t pos, int whence)
break;
}
GST_DEBUG ("Now at offset %lld", info->offset);
GST_DEBUG ("Now at offset %lld (returning %lld)", info->offset, newpos);
return newpos;
}