[FFmpeg-cvslog] avfiltergraph: use meaningful error codes

Stefano Sabatini git at videolan.org
Thu Sep 29 01:19:11 CEST 2011


ffmpeg | branch: master | Stefano Sabatini <stefano.sabatini-lala at poste.it> | Sat Jun 11 11:15:40 2011 +0200| [59cef18c24ab21de4e652e130ac25905c1141f62] | committer: Anton Khirnov

avfiltergraph: use meaningful error codes

Signed-off-by: Anton Khirnov <anton at khirnov.net>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=59cef18c24ab21de4e652e130ac25905c1141f62
---

 libavfilter/avfiltergraph.c |   12 +++++++-----
 1 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/libavfilter/avfiltergraph.c b/libavfilter/avfiltergraph.c
index b503c36..af96807 100644
--- a/libavfilter/avfiltergraph.c
+++ b/libavfilter/avfiltergraph.c
@@ -90,7 +90,7 @@ int ff_avfilter_graph_check_validity(AVFilterGraph *graph, AVClass *log_ctx)
                 av_log(log_ctx, AV_LOG_ERROR,
                        "Input pad \"%s\" for the filter \"%s\" of type \"%s\" not connected to any source\n",
                        filt->input_pads[j].name, filt->name, filt->filter->name);
-                return -1;
+                return AVERROR(EINVAL);
             }
         }
 
@@ -99,7 +99,7 @@ int ff_avfilter_graph_check_validity(AVFilterGraph *graph, AVClass *log_ctx)
                 av_log(log_ctx, AV_LOG_ERROR,
                        "Output pad \"%s\" for the filter \"%s\" of type \"%s\" not connected to any destination\n",
                        filt->output_pads[j].name, filt->name, filt->filter->name);
-                return -1;
+                return AVERROR(EINVAL);
             }
         }
     }
@@ -178,7 +178,7 @@ static int query_formats(AVFilterGraph *graph, AVClass *log_ctx)
                         av_log(log_ctx, AV_LOG_ERROR,
                                "Impossible to convert between the formats supported by the filter "
                                "'%s' and the filter '%s'\n", link->src->name, link->dst->name);
-                        return -1;
+                        return AVERROR(EINVAL);
                     }
                 }
             }
@@ -216,9 +216,11 @@ static void pick_formats(AVFilterGraph *graph)
 
 int ff_avfilter_graph_config_formats(AVFilterGraph *graph, AVClass *log_ctx)
 {
+    int ret;
+
     /* find supported formats from sub-filters, and merge along links */
-    if (query_formats(graph, log_ctx))
-        return -1;
+    if ((ret = query_formats(graph, log_ctx)) < 0)
+        return ret;
 
     /* Once everything is merged, it's possible that we'll still have
      * multiple valid media format choices. We pick the first one. */



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