mpeg12: do not fail on zero dimensions in the sequence header.

[ffmpeg] / libavcodec / assenc.c

diff --git a/libavcodec/assenc.c b/libavcodec/assenc.c
index 6b4462349c49b0f78f314c4537d59a253f52a02e..caf266e037a2743384b6953e57b99aeaa56bbd8b 100644 (file)
--- a/libavcodec/assenc.c
+++ b/libavcodec/assenc.c
@@ -37,9 +37,9 @@ static av_cold int ass_encode_init(AVCodecContext *avctx)
 }
 
 static int ass_encode_frame(AVCodecContext *avctx,
-                            unsigned char *buf, int bufsize, void *data)
+                            unsigned char *buf, int bufsize,
+                            const AVSubtitle *sub)
 {
-    AVSubtitle *sub = data;
     int i, len, total_len = 0;
 
     for (i=0; i<sub->num_rects; i++) {
@@ -67,5 +67,5 @@ AVCodec ff_ass_encoder = {
     .type         = AVMEDIA_TYPE_SUBTITLE,
     .id           = AV_CODEC_ID_SSA,
     .init         = ass_encode_init,
-    .encode       = ass_encode_frame,
+    .encode_sub   = ass_encode_frame,
 };