avformat: Constify all muxer/demuxers

[ffmpeg] / libavformat / idcin.c

diff --git a/libavformat/idcin.c b/libavformat/idcin.c
index cf69102b24986daf327efab67bbc8a091d9ca37b..0c38d880f4f13800ca67097086fa0d13e10d9b99 100644 (file)
--- a/libavformat/idcin.c
+++ b/libavformat/idcin.c
@@ -91,7 +91,7 @@ typedef struct IdcinDemuxContext {
     int64_t first_pkt_pos;
 } IdcinDemuxContext;
 
-static int idcin_probe(AVProbeData *p)
+static int idcin_probe(const AVProbeData *p)
 {
     unsigned int number, sample_rate;
     unsigned int w, h;
@@ -313,7 +313,6 @@ static int idcin_read_packet(AVFormatContext *s,
             return ret;
         else if (ret != chunk_size) {
             av_log(s, AV_LOG_ERROR, "incomplete packet\n");
-            av_packet_unref(pkt);
             return AVERROR(EIO);
         }
         if (command == 1) {
@@ -322,7 +321,6 @@ static int idcin_read_packet(AVFormatContext *s,
             pal = av_packet_new_side_data(pkt, AV_PKT_DATA_PALETTE,
                                           AVPALETTE_SIZE);
             if (!pal) {
-                av_packet_unref(pkt);
                 return AVERROR(ENOMEM);
             }
             memcpy(pal, palette, AVPALETTE_SIZE);
@@ -368,7 +366,7 @@ static int idcin_read_seek(AVFormatContext *s, int stream_index,
     return -1;
 }
 
-AVInputFormat ff_idcin_demuxer = {
+const AVInputFormat ff_idcin_demuxer = {
     .name           = "idcin",
     .long_name      = NULL_IF_CONFIG_SMALL("id Cinematic"),
     .priv_data_size = sizeof(IdcinDemuxContext),