diff options
Diffstat (limited to 'src/decoder/plugins/WavpackDecoderPlugin.cxx')
| -rw-r--r-- | src/decoder/plugins/WavpackDecoderPlugin.cxx | 26 |
1 files changed, 24 insertions, 2 deletions
diff --git a/src/decoder/plugins/WavpackDecoderPlugin.cxx b/src/decoder/plugins/WavpackDecoderPlugin.cxx index 9d65775c1..2f60090c1 100644 --- a/src/decoder/plugins/WavpackDecoderPlugin.cxx +++ b/src/decoder/plugins/WavpackDecoderPlugin.cxx @@ -392,13 +392,35 @@ wavpack_input_get_pos(void *id) static int wavpack_input_set_pos_abs(void *id, uint32_t pos) { - return wpin(id)->is.LockSeek(pos, SEEK_SET, IgnoreError()) ? 0 : -1; + return wpin(id)->is.LockSeek(pos, IgnoreError()) ? 0 : -1; } static int wavpack_input_set_pos_rel(void *id, int32_t delta, int mode) { - return wpin(id)->is.LockSeek(delta, mode, IgnoreError()) ? 0 : -1; + InputStream &is = wpin(id)->is; + + InputStream::offset_type offset = delta; + switch (mode) { + case SEEK_SET: + break; + + case SEEK_CUR: + offset += is.GetOffset(); + break; + + case SEEK_END: + if (!is.KnownSize()) + return -1; + + offset += is.GetSize(); + break; + + default: + return -1; + } + + return is.LockSeek(offset, IgnoreError()) ? 0 : -1; } static int |