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allow a possibly malformed AIX with missing samplerate for 2nd segment
git-svn-id: https://vgmstream.svn.sourceforge.net/svnroot/vgmstream@908 51a99a44-fe44-0410-b1ba-c3e57ba2b86b
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@ -34,6 +34,8 @@ VGMSTREAM * init_vgmstream_aix(STREAMFILE *streamFile) {
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off_t first_AIXP;
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off_t stream_list_offset;
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off_t stream_list_end;
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const int segment_list_entry_size = 0x10;
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const off_t segment_list_offset = 0x20;
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int stream_count,channel_count,segment_count;
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int sample_rate;
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@ -51,7 +53,7 @@ VGMSTREAM * init_vgmstream_aix(STREAMFILE *streamFile) {
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first_AIXP = read_32bitBE(0x4,streamFile)+8;
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segment_count = (uint16_t)read_16bitBE(0x18,streamFile);
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stream_list_offset = 0x20+0x10*segment_count+0x10;
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stream_list_offset = segment_list_offset+segment_list_entry_size*segment_count+0x10;
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if (stream_list_offset >= first_AIXP)
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goto fail;
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@ -71,12 +73,17 @@ VGMSTREAM * init_vgmstream_aix(STREAMFILE *streamFile) {
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for (i = 0; i < segment_count; i++)
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{
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segment_offset[i] = read_32bitBE(0x20+0x10*i+0,streamFile);
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samples_in_segment[i] = read_32bitBE(0x20+0x10*i+0x08,streamFile);
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segment_offset[i] = read_32bitBE(segment_list_offset+segment_list_entry_size*i+0,streamFile);
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samples_in_segment[i] = read_32bitBE(segment_list_offset+segment_list_entry_size*i+0x08,streamFile);
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/*printf("samples_in_segment[%d]=%d\n",i,samples_in_segment[i]);*/
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/* all segments must have equal samplerate */
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if (read_32bitBE(0x20+0x10*i+0x0c,streamFile) != sample_rate)
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goto fail;
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/* all segments must have equal sample rate */
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if (read_32bitBE(segment_list_offset+segment_list_entry_size*i+0x0c,streamFile) != sample_rate)
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{
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/* segments > 0 can have 0 sample rate (Ryu ga gotoku: Kenzan! tenkei_sng1.aix),
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seems to indicate same sample rate as first */
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if (!(i > 0 && read_32bitBE(segment_list_offset+segment_list_entry_size*i+0x0c,streamFile) == 0))
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goto fail;
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}
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}
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if (segment_offset[0] != first_AIXP)
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