Mercurial > hg > svcore
comparison data/fileio/MP3FileReader.cpp @ 1038:cc27f35aa75c cxx11
Introducing the signed 64-bit frame index type, and fixing build failures from inclusion of -Wconversion with -Werror. Not finished yet.
author | Chris Cannam |
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date | Tue, 03 Mar 2015 15:18:24 +0000 |
parents | 048173126e71 |
children | a1cd5abcb38b |
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1037:bf0e5944289b | 1038:cc27f35aa75c |
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84 ::close(fd); | 84 ::close(fd); |
85 return; | 85 return; |
86 } | 86 } |
87 | 87 |
88 ssize_t sz = 0; | 88 ssize_t sz = 0; |
89 int offset = 0; | 89 ssize_t offset = 0; |
90 while (offset < m_fileSize) { | 90 while (offset < m_fileSize) { |
91 sz = ::read(fd, m_filebuffer + offset, m_fileSize - offset); | 91 sz = ::read(fd, m_filebuffer + offset, m_fileSize - offset); |
92 if (sz < 0) { | 92 if (sz < 0) { |
93 m_error = QString("Read error for file %1 (after %2 bytes)") | 93 m_error = QString("Read error for file %1 (after %2 bytes)") |
94 .arg(m_path).arg(offset); | 94 .arg(m_path).arg(offset); |
289 | 289 |
290 m_reader->endSerialised(); | 290 m_reader->endSerialised(); |
291 } | 291 } |
292 | 292 |
293 bool | 293 bool |
294 MP3FileReader::decode(void *mm, int sz) | 294 MP3FileReader::decode(void *mm, sv_frame_t sz) |
295 { | 295 { |
296 DecoderData data; | 296 DecoderData data; |
297 struct mad_decoder decoder; | 297 struct mad_decoder decoder; |
298 | 298 |
299 data.start = (unsigned char const *)mm; | 299 data.start = (unsigned char const *)mm; |
318 unsigned char const *start = data->start; | 318 unsigned char const *start = data->start; |
319 unsigned long length = data->length; | 319 unsigned long length = data->length; |
320 | 320 |
321 #ifdef HAVE_ID3TAG | 321 #ifdef HAVE_ID3TAG |
322 if (length > ID3_TAG_QUERYSIZE) { | 322 if (length > ID3_TAG_QUERYSIZE) { |
323 int taglen = id3_tag_query(start, ID3_TAG_QUERYSIZE); | 323 ssize_t taglen = id3_tag_query(start, ID3_TAG_QUERYSIZE); |
324 if (taglen > 0) { | 324 if (taglen > 0) { |
325 // cerr << "ID3 tag length to skip: " << taglen << endl; | 325 // cerr << "ID3 tag length to skip: " << taglen << endl; |
326 start += taglen; | 326 start += taglen; |
327 length -= taglen; | 327 length -= taglen; |
328 } | 328 } |
350 { | 350 { |
351 int channels = pcm->channels; | 351 int channels = pcm->channels; |
352 int frames = pcm->length; | 352 int frames = pcm->length; |
353 | 353 |
354 if (header) { | 354 if (header) { |
355 m_bitrateNum += header->bitrate; | 355 m_bitrateNum = m_bitrateNum + double(header->bitrate); |
356 m_bitrateDenom ++; | 356 m_bitrateDenom ++; |
357 } | 357 } |
358 | 358 |
359 if (frames < 1) return MAD_FLOW_CONTINUE; | 359 if (frames < 1) return MAD_FLOW_CONTINUE; |
360 | 360 |