[FFmpeg-devel] [PATCH] silence warning about deprecated option syntax for scale filter

[Paul B Mahol]

Signed-off-by: Paul B Mahol <onemda at gmail.com>
---
 ffmpeg_filter.c             | 2 +-
 libavfilter/avfiltergraph.c | 2 +-
 libavfilter/graphparser.c   | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/ffmpeg_filter.c b/ffmpeg_filter.c
index 4d9e97d..54ab823 100644
--- a/ffmpeg_filter.c
+++ b/ffmpeg_filter.c
@@ -300,7 +300,7 @@ static int configure_output_video_filter(FilterGraph *fg, OutputFilter *ofilter,
         char args[255];
         AVFilterContext *filter;
 
-        snprintf(args, sizeof(args), "%d:%d:flags=0x%X",
+        snprintf(args, sizeof(args), "w=%d:h=%d:flags=0x%X",
                  codec->width,
                  codec->height,
                  (unsigned)ost->sws_flags);
diff --git a/libavfilter/avfiltergraph.c b/libavfilter/avfiltergraph.c
index 3e1d5ef..88508a1 100644
--- a/libavfilter/avfiltergraph.c
+++ b/libavfilter/avfiltergraph.c
@@ -393,7 +393,7 @@ static int query_formats(AVFilterGraph *graph, AVClass *log_ctx)
 
                     snprintf(inst_name, sizeof(inst_name), "auto-inserted scaler %d",
                              scaler_count++);
-                    av_strlcpy(scale_args, "0:0", sizeof(scale_args));
+                    av_strlcpy(scale_args, "w=0:h=0", sizeof(scale_args));
                     if (graph->scale_sws_opts) {
                         av_strlcat(scale_args, ":", sizeof(scale_args));
                         av_strlcat(scale_args, graph->scale_sws_opts, sizeof(scale_args));
diff --git a/libavfilter/graphparser.c b/libavfilter/graphparser.c
index bd6863e..f50c3a1 100644
--- a/libavfilter/graphparser.c
+++ b/libavfilter/graphparser.c
@@ -118,7 +118,7 @@ static int create_filter(AVFilterContext **filt_ctx, AVFilterGraph *ctx, int ind
 
     if (!strcmp(filt_name, "scale") && args && !strstr(args, "flags") &&
         ctx->scale_sws_opts) {
-        snprintf(tmp_args, sizeof(tmp_args), "%s:%s",
+        snprintf(tmp_args, sizeof(tmp_args), "%s:flags=%s",
                  args, ctx->scale_sws_opts);
         args = tmp_args;
     }
-- 
1.7.11.2