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theoradec: Check for valid width/height

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If width or height are zero ... there's no video :)
This commit is contained in:
Edward Hervey 2018-01-17 14:35:11 +01:00 committed by Edward Hervey
parent b927d60371
commit d36a22553b
1 changed files with 10 additions and 0 deletions
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10
ext/theora/gsttheoradec.c
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@ -465,6 +465,9 @@ theora_handle_type_packet (GstTheoraDec * dec)
GST_DEBUG_OBJECT (dec, "after fixup frame dimension %dx%d, offset %d:%d", GST_DEBUG_OBJECT (dec, "after fixup frame dimension %dx%d, offset %d:%d",
info->width, info->height, dec->info.pic_x, dec->info.pic_y); info->width, info->height, dec->info.pic_x, dec->info.pic_y);
if (info->width == 0 || info->height == 0)
goto invalid_dimensions;
/* done */ /* done */
dec->decoder = th_decode_alloc (&dec->info, dec->setup); dec->decoder = th_decode_alloc (&dec->info, dec->setup);
@ -535,6 +538,13 @@ not_negotiated:
GST_ERROR_OBJECT (dec, "Failed to negotiate"); GST_ERROR_OBJECT (dec, "Failed to negotiate");
return GST_FLOW_NOT_NEGOTIATED; return GST_FLOW_NOT_NEGOTIATED;
} }
invalid_dimensions:
{
GST_ERROR_OBJECT (dec, "Invalid dimensions (width:%d, height:%d)",
info->width, info->height);
return GST_FLOW_ERROR;
}
} }
static GstFlowReturn static GstFlowReturn