mirror of https://git.ffmpeg.org/ffmpeg.git
oggparsetheora: make it more robust
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bb146bb57b
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0336dea2ef
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@ -53,7 +53,8 @@ theora_header (AVFormatContext * s, int idx)
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os->private = thp;
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}
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if (os->buf[os->pstart] == 0x80) {
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switch (os->buf[os->pstart]) {
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case 0x80: {
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GetBitContext gb;
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int width, height;
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AVRational timebase;
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@ -110,8 +111,16 @@ theora_header (AVFormatContext * s, int idx)
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st->codec->codec_id = AV_CODEC_ID_THEORA;
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st->need_parsing = AVSTREAM_PARSE_HEADERS;
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} else if (os->buf[os->pstart] == 0x83) {
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}
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break;
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case 0x81:
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ff_vorbis_comment(s, &st->metadata, os->buf + os->pstart + 7, os->psize - 8);
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case 0x82:
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if (!thp->version)
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return -1;
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break;
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default:
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return -1;
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}
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st->codec->extradata = av_realloc (st->codec->extradata,
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