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decoder/flac: evaluate all possible FLAC__stream_decoder_get_state() values 

Stop after all fatal errors.  This fixes assertion failures in
libFLAC.
This commit is contained in:
Max Kellermann 2016-07-05 19:27:40 +02:00
parent 1c7de0b4ac
commit faf2eeaa99
2 changed files with 28 additions and 2 deletions
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2
NEWS
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@ -1,4 +1,6 @@
ver 0.19.17 (not yet released)
* decoder
- flac: fix assertion failure while seeking
* fix spurious seek error "Failed to allocate silence buffer"
* replay gain: fix "replay_gain_handler mixer" setting
* DSD: use 0x69 as silence pattern

28
src/decoder/plugins/FlacDecoderPlugin.cxx
View File

@ -194,10 +194,34 @@ flac_decoder_loop(struct flac_data *data, FLAC__StreamDecoder *flac_dec,
decoder_command_finished(decoder);
} else
decoder_seek_error(decoder);
} else if (cmd == DecoderCommand::STOP ||
FLAC__stream_decoder_get_state(flac_dec) == FLAC__STREAM_DECODER_END_OF_STREAM)
} else if (cmd == DecoderCommand::STOP)
break;
switch (FLAC__stream_decoder_get_state(flac_dec)) {
case FLAC__STREAM_DECODER_SEARCH_FOR_METADATA:
case FLAC__STREAM_DECODER_READ_METADATA:
case FLAC__STREAM_DECODER_SEARCH_FOR_FRAME_SYNC:
case FLAC__STREAM_DECODER_READ_FRAME:
/* continue decoding */
break;
case FLAC__STREAM_DECODER_END_OF_STREAM:
/* regular end of stream */
return;
case FLAC__STREAM_DECODER_OGG_ERROR:
case FLAC__STREAM_DECODER_SEEK_ERROR:
case FLAC__STREAM_DECODER_ABORTED:
case FLAC__STREAM_DECODER_MEMORY_ALLOCATION_ERROR:
/* an error, fatal enough for us to abort the
decoder */
return;
case FLAC__STREAM_DECODER_UNINITIALIZED:
/* we shouldn't see this, ever - bail out */
return;
}
if (t_end != 0 && data->next_frame >= t_end)
/* end of this sub track */
break;