32 /* .xa file header */
56     xa_header_t header;  member
88     char *magic = xa->header.magic;  in startread()
91     if (lsx_readbuf(ft, xa->header.magic, (size_t)4) != 4 ||  in startread()
92         (memcmp("XA\0\0", xa->header.magic, (size_t)4) != 0 &&  in startread()
93          memcmp("XAI\0", xa->header.magic, (size_t)4) != 0 &&  in startread()
94          memcmp("XAJ\0", xa->header.magic, (size_t)4) != 0))  in startread()
96         lsx_fail_errno(ft, SOX_EHDR, "XA: Header not found");  in startread()
100     /* Read the rest of the header */  in startread()
101     if (lsx_readdw(ft, &xa->header.outSize) != SOX_SUCCESS) return SOX_EOF;  in startread()
102     if (lsx_readw(ft, &xa->header.tag) != SOX_SUCCESS) return SOX_EOF;  in startread()
103     if (lsx_readw(ft, &xa->header.channels) != SOX_SUCCESS) return SOX_EOF;  in startread()
104     if (lsx_readdw(ft, &xa->header.sampleRate) != SOX_SUCCESS) return SOX_EOF;  in startread()
105     if (lsx_readdw(ft, &xa->header.avgByteRate) != SOX_SUCCESS) return SOX_EOF;  in startread()
106     if (lsx_readw(ft, &xa->header.align) != SOX_SUCCESS) return SOX_EOF;  in startread()
107     if (lsx_readw(ft, &xa->header.bits) != SOX_SUCCESS) return SOX_EOF;  in startread()
109     /* Output the data from the header */  in startread()
110     lsx_debug("XA Header:");  in startread()
117     lsx_debug(" dwOutSize:     %u", xa->header.outSize);  in startread()
118     lsx_debug(" wTag:          0x%04x", xa->header.tag);  in startread()
119     lsx_debug(" wChannels:     %u", xa->header.channels);  in startread()
120     lsx_debug(" dwSampleRate:  %u", xa->header.sampleRate);  in startread()
121     lsx_debug(" dwAvgByteRate: %u", xa->header.avgByteRate);  in startread()
122     lsx_debug(" wAlign:        %u", xa->header.align);  in startread()
123     lsx_debug(" wBits:         %u", xa->header.bits);  in startread()
128     if (!ft->encoding.bits_per_sample || ft->encoding.bits_per_sample == xa->header.bits) {  in startread()
129         ft->encoding.bits_per_sample = xa->header.bits;  in startread()
131         lsx_report("User options overriding size read in .xa header");  in startread()
134     if (ft->signal.channels == 0 || ft->signal.channels == xa->header.channels) {  in startread()
135         ft->signal.channels = xa->header.channels;  in startread()
137         lsx_report("User options overriding channels read in .xa header");  in startread()
140     if (ft->signal.rate == 0 || ft->signal.rate == xa->header.sampleRate) {  in startread()
141         ft->signal.rate = xa->header.sampleRate;  in startread()
143         lsx_report("User options overriding rate read in .xa header");  in startread()
159     /* Validate the header */  in startread()
160     if (xa->header.bits != ft->encoding.bits_per_sample) {  in startread()
162             xa->header.bits, ft->encoding.bits_per_sample);  in startread()
163         xa->header.bits = ft->encoding.bits_per_sample;  in startread()
165     if (xa->header.align != (ft->encoding.bits_per_sample >> 3) * xa->header.channels) {  in startread()
167             xa->header.align, (ft->encoding.bits_per_sample >> 3) * xa->header.channels);  in startread()
168         xa->header.align = (ft->encoding.bits_per_sample >> 3) * xa->header.channels;  in startread()
170     if (xa->header.avgByteRate != (xa->header.align * xa->header.sampleRate)) {  in startread()
172             xa->header.avgByteRate, xa->header.align * xa->header.sampleRate);  in startread()
173         xa->header.avgByteRate = xa->header.align * xa->header.sampleRate;  in startread()