avformat: Constify all muxer/demuxers

[ffmpeg] / libavformat / mpjpeg.c

diff --git a/libavformat/mpjpeg.c b/libavformat/mpjpeg.c
index e410e848017dabc81087839833f89c823455f9d7..c5e5d1e286473dbdbdeed07a0562fedb7d3834ea 100644 (file)
--- a/libavformat/mpjpeg.c
+++ b/libavformat/mpjpeg.c
@@ -49,11 +49,6 @@ static int mpjpeg_write_packet(AVFormatContext *s, AVPacket *pkt)
     return 0;
 }
 
-static int mpjpeg_write_trailer(AVFormatContext *s)
-{
-    return 0;
-}
-
 static const AVOption options[] = {
     { "boundary_tag",    "Boundary tag", offsetof(MPJPEGContext, boundary_tag),   AV_OPT_TYPE_STRING, {.str = BOUNDARY_TAG}, .flags = AV_OPT_FLAG_ENCODING_PARAM },
     { NULL },
@@ -66,7 +61,7 @@ static const AVClass mpjpeg_muxer_class = {
     .version    = LIBAVUTIL_VERSION_INT,
 };
 
-AVOutputFormat ff_mpjpeg_muxer = {
+const AVOutputFormat ff_mpjpeg_muxer = {
     .name              = "mpjpeg",
     .long_name         = NULL_IF_CONFIG_SMALL("MIME multipart JPEG"),
     .mime_type         = "multipart/x-mixed-replace;boundary=" BOUNDARY_TAG,
@@ -76,7 +71,6 @@ AVOutputFormat ff_mpjpeg_muxer = {
     .video_codec       = AV_CODEC_ID_MJPEG,
     .write_header      = mpjpeg_write_header,
     .write_packet      = mpjpeg_write_packet,
-    .write_trailer     = mpjpeg_write_trailer,
     .flags             = AVFMT_NOTIMESTAMPS,
     .priv_class        = &mpjpeg_muxer_class,
 };