X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavformat%2Friffenc.c;h=7b4b7ddffe94f4a57893c24f67ef8934ec9867cb;hb=5049b6a1fe52f549bad6721f162b4ec2d9d0a357;hp=bcfe018f74e86fa87298f13b506b45f9a4b0c512;hpb=4cbf3eb9e6a88426da255a00305b5858070d192a;p=ffmpeg

diff --git a/libavformat/riffenc.c b/libavformat/riffenc.c
index bcfe018f74e..7b4b7ddffe9 100644
--- a/libavformat/riffenc.c
+++ b/libavformat/riffenc.c
@@ -201,10 +201,10 @@ int ff_put_wav_header(AVIOContext *pb, AVCodecContext *enc)
 
 /* BITMAPINFOHEADER header */
 void ff_put_bmp_header(AVIOContext *pb, AVCodecContext *enc,
-                       const AVCodecTag *tags, int for_asf)
+                       const AVCodecTag *tags, int for_asf, int ignore_extradata)
 {
     /* size */
-    avio_wl32(pb, 40 + enc->extradata_size);
+    avio_wl32(pb, 40 + (ignore_extradata ? 0 : enc->extradata_size));
     avio_wl32(pb, enc->width);
     //We always store RGB TopDown
     avio_wl32(pb, enc->codec_tag ? enc->height : -enc->height);
@@ -220,10 +220,12 @@ void ff_put_bmp_header(AVIOContext *pb, AVCodecContext *enc,
     avio_wl32(pb, 0);
     avio_wl32(pb, 0);
 
-    avio_write(pb, enc->extradata, enc->extradata_size);
+    if (!ignore_extradata) {
+        avio_write(pb, enc->extradata, enc->extradata_size);
 
-    if (!for_asf && enc->extradata_size & 1)
-        avio_w8(pb, 0);
+        if (!for_asf && enc->extradata_size & 1)
+            avio_w8(pb, 0);
+    }
 }
 
 void ff_parse_specific_params(AVCodecContext *stream, int *au_rate,