X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavformat%2Fac3dec.c;h=1f87939388ed8e68cbc9269322e96ea4eff9c993;hb=11cb635c84cd5d011abc2aade27c7498bcf29595;hp=6f423ff7eb2d72d1688bae06c13ea788ff5aa8a5;hpb=1f1ec958f6c68a5ceafea206a99c895f62d0f3ec;p=ffmpeg

diff --git a/libavformat/ac3dec.c b/libavformat/ac3dec.c
index 6f423ff7eb2..1f87939388e 100644
--- a/libavformat/ac3dec.c
+++ b/libavformat/ac3dec.c
@@ -25,7 +25,7 @@
 #include "avformat.h"
 #include "rawdec.h"
 
-static int ac3_eac3_probe(AVProbeData *p, enum AVCodecID expected_codec_id)
+static int ac3_eac3_probe(const AVProbeData *p, enum AVCodecID expected_codec_id)
 {
     int max_frames, first_frames = 0, frames;
     const uint8_t *buf, *buf2, *end;
@@ -47,7 +47,7 @@ static int ac3_eac3_probe(AVProbeData *p, enum AVCodecID expected_codec_id)
             uint16_t frame_size;
             int i, ret;
 
-            if(!memcmp(buf2, "\x1\x10\0\0\0\0\0\0", 8)) {
+            if(!memcmp(buf2, "\x1\x10", 2)) {
                 if (buf2 + 16 > end)
                     break;
                 buf2+=16;
@@ -97,11 +97,12 @@ static int ac3_eac3_probe(AVProbeData *p, enum AVCodecID expected_codec_id)
 }
 
 #if CONFIG_AC3_DEMUXER
-static int ac3_probe(AVProbeData *p)
+static int ac3_probe(const AVProbeData *p)
 {
     return ac3_eac3_probe(p, AV_CODEC_ID_AC3);
 }
 
+FF_RAW_DEMUXER_CLASS(ac3)
 AVInputFormat ff_ac3_demuxer = {
     .name           = "ac3",
     .long_name      = NULL_IF_CONFIG_SMALL("raw AC-3"),
@@ -111,15 +112,18 @@ AVInputFormat ff_ac3_demuxer = {
     .flags= AVFMT_GENERIC_INDEX,
     .extensions = "ac3",
     .raw_codec_id   = AV_CODEC_ID_AC3,
+    .priv_data_size = sizeof(FFRawDemuxerContext),
+    .priv_class     = &ac3_demuxer_class,
 };
 #endif
 
 #if CONFIG_EAC3_DEMUXER
-static int eac3_probe(AVProbeData *p)
+static int eac3_probe(const AVProbeData *p)
 {
     return ac3_eac3_probe(p, AV_CODEC_ID_EAC3);
 }
 
+FF_RAW_DEMUXER_CLASS(eac3)
 AVInputFormat ff_eac3_demuxer = {
     .name           = "eac3",
     .long_name      = NULL_IF_CONFIG_SMALL("raw E-AC-3"),
@@ -129,5 +133,7 @@ AVInputFormat ff_eac3_demuxer = {
     .flags          = AVFMT_GENERIC_INDEX,
     .extensions     = "eac3",
     .raw_codec_id   = AV_CODEC_ID_EAC3,
+    .priv_data_size = sizeof(FFRawDemuxerContext),
+    .priv_class     = &eac3_demuxer_class,
 };
 #endif