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https://gitee.com/openharmony/third_party_ffmpeg
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oggenc: check for failed av_mallocz()
Originally committed as revision 19245 to svn://svn.ffmpeg.org/ffmpeg/trunk
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b27758bc02
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@ -95,6 +95,8 @@ static int ogg_build_flac_headers(AVCodecContext *avctx,
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oggstream->header_len[0] = 51;
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oggstream->header[0] = av_mallocz(51); // per ogg flac specs
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p = oggstream->header[0];
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if (!p)
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return AVERROR_NOMEM;
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bytestream_put_byte(&p, 0x7F);
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bytestream_put_buffer(&p, "FLAC", 4);
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bytestream_put_byte(&p, 1); // major version
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@ -107,6 +109,8 @@ static int ogg_build_flac_headers(AVCodecContext *avctx,
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oggstream->header_len[1] = 1+3+4+strlen(vendor)+4;
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oggstream->header[1] = av_mallocz(oggstream->header_len[1]);
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p = oggstream->header[1];
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if (!p)
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return AVERROR_NOMEM;
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bytestream_put_byte(&p, 0x84); // last metadata block and vorbis comment
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bytestream_put_be24(&p, oggstream->header_len[1] - 4);
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bytestream_put_le32(&p, strlen(vendor));
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