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Bug 2199 - crash after attempting to export as OGG at very high sample rate

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This commit is contained in:
James Crook 2019-08-24 19:13:05 +01:00
parent 569028268d
commit c32b92c377
1 changed files with 16 additions and 16 deletions
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32
src/export/ExportOGG.cpp
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@ -195,15 +195,12 @@ ProgressResult ExportOGG::Export(AudacityProject *project,
vorbis_dsp_state dsp;
vorbis_block block;
auto cleanup = finally( [&] {
ogg_stream_clear(&stream);
vorbis_block_clear(&block);
vorbis_dsp_clear(&dsp);
auto cleanup1 = finally( [&] {
vorbis_info_clear(&info);
vorbis_comment_clear(&comment);
} );
// Many of the library functions called below return 0 for success and
// various nonzero codes for failure.
@ -211,22 +208,28 @@ ProgressResult ExportOGG::Export(AudacityProject *project,
vorbis_info_init(&info);
if (vorbis_encode_init_vbr(&info, numChannels, (int)(rate + 0.5), quality)) {
// TODO: more precise message
AudacityMessageBox(_("Unable to export"));
AudacityMessageBox(_("Unable to export - rate or quality problem"));
return ProgressResult::Cancelled;
}
auto cleanup2 = finally( [&] {
ogg_stream_clear(&stream);
vorbis_block_clear(&block);
vorbis_dsp_clear(&dsp);
vorbis_comment_clear(&comment);
} );
// Retrieve tags
if (!FillComment(project, &comment, metadata)) {
// TODO: more precise message
AudacityMessageBox(_("Unable to export"));
AudacityMessageBox(_("Unable to export - problem with metadata"));
return ProgressResult::Cancelled;
}
// Set up analysis state and auxiliary encoding storage
if (vorbis_analysis_init(&dsp, &info) ||
vorbis_block_init(&dsp, &block)) {
// TODO: more precise message
AudacityMessageBox(_("Unable to export"));
AudacityMessageBox(_("Unable to export - problem initialising"));
return ProgressResult::Cancelled;
}
@ -235,8 +238,7 @@ ProgressResult ExportOGG::Export(AudacityProject *project,
// chained streams with concatenation.
srand(time(NULL));
if (ogg_stream_init(&stream, rand())) {
// TODO: more precise message
AudacityMessageBox(_("Unable to export"));
AudacityMessageBox(_("Unable to export - problem creating stream"));
return ProgressResult::Cancelled;
}
@ -258,8 +260,7 @@ ProgressResult ExportOGG::Export(AudacityProject *project,
ogg_stream_packetin(&stream, &bitstream_header) ||
ogg_stream_packetin(&stream, &comment_header) ||
ogg_stream_packetin(&stream, &codebook_header)) {
// TODO: more precise message
AudacityMessageBox(_("Unable to export"));
AudacityMessageBox(_("Unable to export - problem with packets"));
return ProgressResult::Cancelled;
}
@ -268,8 +269,7 @@ ProgressResult ExportOGG::Export(AudacityProject *project,
while (ogg_stream_flush(&stream, &page)) {
if ( outFile.Write(page.header, page.header_len).GetLastError() ||
outFile.Write(page.body, page.body_len).GetLastError()) {
// TODO: more precise message
AudacityMessageBox(_("Unable to export"));
AudacityMessageBox(_("Unable to export - problem with file"));
return ProgressResult::Cancelled;
}
}