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Code Issues Releases Activity

factorize read_header failure freeing code

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Originally committed as revision 13837 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Baptiste Coudurier
2008-06-20 17:16:56 +00:00
parent 6919e54c00
commit ccafd47251
4 changed files with 19 additions and 31 deletions
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libavformat/asf.c
+7 -18
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@@ -156,7 +156,7 @@ static int asf_read_header(AVFormatContext *s, AVFormatParameters *ap)
get_guid(pb, &g);
if (memcmp(&g, &asf_header, sizeof(GUID)))
goto fail;
return -1;
get_le64(pb);
get_le32(pb);
get_byte(pb);
@@ -181,7 +181,7 @@ static int asf_read_header(AVFormatContext *s, AVFormatParameters *ap)
break;
}
if (gsize < 24)
goto fail;
return -1;
if (!memcmp(&g, &file_header, sizeof(GUID))) {
get_guid(pb, &asf->hdr.guid);
asf->hdr.file_size = get_le64(pb);
@@ -207,11 +207,11 @@ static int asf_read_header(AVFormatContext *s, AVFormatParameters *ap)
st = av_new_stream(s, 0);
if (!st)
goto fail;
return AVERROR(ENOMEM);
av_set_pts_info(st, 32, 1, 1000); /* 32 bit pts in ms */
asf_st = av_mallocz(sizeof(ASFStream));
if (!asf_st)
goto fail;
return AVERROR(ENOMEM);
st->priv_data = asf_st;
start_time = asf->hdr.preroll;
@@ -232,7 +232,7 @@ static int asf_read_header(AVFormatContext *s, AVFormatParameters *ap)
test_for_ext_stream_audio = 1;
type = CODEC_TYPE_UNKNOWN;
} else {
goto fail;
return -1;
}
get_guid(pb, &g);
total_size = get_le64(pb);
@@ -513,7 +513,7 @@ static int asf_read_header(AVFormatContext *s, AVFormatParameters *ap)
}
#endif
} else if (url_feof(pb)) {
goto fail;
return -1;
} else {
url_fseek(pb, gsize - 24, SEEK_CUR);
}
@@ -523,7 +523,7 @@ static int asf_read_header(AVFormatContext *s, AVFormatParameters *ap)
get_byte(pb);
get_byte(pb);
if (url_feof(pb))
goto fail;
return -1;
asf->data_offset = url_ftell(pb);
asf->packet_size_left = 0;
@@ -543,17 +543,6 @@ static int asf_read_header(AVFormatContext *s, AVFormatParameters *ap)
}
return 0;
fail:
for(i=0;i<s->nb_streams;i++) {
AVStream *st = s->streams[i];
if (st) {
av_free(st->priv_data);
av_free(st->codec->extradata);
}
av_free(st);
}
return -1;
}
#define DO_2BITS(bits, var, defval) \