Introduce backwards compatibility with pre-1.1.3 FLAC

git-svn-id: https://svn.musicpd.org/mpd/trunk@5111 09075e82-0dd4-0310-85a5-a0d7c8717e4f

1 files changed, 98 insertions, 1 deletions

diff --git a/src/inputPlugins/_flac_common.h b/src/inputPlugins/_flac_common.h
index 6143cbfe7..eab7971e5 100644
--- a/src/inputPlugins/_flac_common.h
+++ b/src/inputPlugins/_flac_common.h
@@ -30,7 +30,104 @@
 #include "../inputStream.h"
 #include "../outputBuffer.h"
 #include "../decode.h"
-#include <FLAC/seekable_stream_decoder.h>
+#include <FLAC/export.h>
+#if !defined(FLAC_API_VERSION_CURRENT) || FLAC_API_VERSION_CURRENT <= 7
+#  include <FLAC/seekable_stream_decoder.h>
+#  define flac_decoder           FLAC__SeekableStreamDecoder
+#  define flac_new(x)            FLAC__seekable_stream_decoder_new(x)
+
+#  define flac_get_decode_position(x,y) \
+                 FLAC__seekable_stream_decoder_get_decode_position(x,y)
+#  define flac_get_state(x)      FLAC__seekable_stream_decoder_get_state(x)
+#  define flac_process_single(x) FLAC__seekable_stream_decoder_process_single(x)
+#  define flac_process_metadata(x) \
+                 FLAC__seekable_stream_decoder_process_until_end_of_metadata(x)
+#  define flac_seek_absolute(x,y) \
+                 FLAC__seekable_stream_decoder_seek_absolute(x,y)
+#  define flac_finish(x)         FLAC__seekable_stream_decoder_finish(x)
+#  define flac_delete(x)         FLAC__seekable_stream_decoder_delete(x)
+
+#  define flac_decoder_eof       FLAC__SEEKABLE_STREAM_DECODER_END_OF_STREAM
+
+#  define flac_read_status       FLAC__SeekableStreamDecoderReadStatus
+#  define flac_read_status_continue \
+                                 FLAC__SEEKABLE_STREAM_DECODER_READ_STATUS_OK
+#  define flac_read_status_eof   FLAC__SEEKABLE_STREAM_DECODER_READ_STATUS_OK
+#  define flac_read_status_abort \
+                               FLAC__SEEKABLE_STREAM_DECODER_READ_STATUS_ERROR
+
+#  define flac_seek_status       FLAC__SeekableStreamDecoderSeekStatus
+#  define flac_seek_status_ok    FLAC__SEEKABLE_STREAM_DECODER_SEEK_STATUS_OK
+#  define flac_seek_status_error FLAC__SEEKABLE_STREAM_DECODER_SEEK_STATUS_ERROR
+
+#  define flac_tell_status         FLAC__SeekableStreamDecoderTellStatus
+#  define flac_tell_status_ok      FLAC__SEEKABLE_STREAM_DECODER_TELL_STATUS_OK
+#  define flac_tell_status_error \
+                                FLAC__SEEKABLE_STREAM_DECODER_TELL_STATUS_ERROR
+#  define flac_tell_status_unsupported \
+                                FLAC__SEEKABLE_STREAM_DECODER_TELL_STATUS_ERROR
+
+#  define flac_length_status       FLAC__SeekableStreamDecoderLengthStatus
+#  define flac_length_status_ok  FLAC__SEEKABLE_STREAM_DECODER_LENGTH_STATUS_OK
+#  define flac_length_status_error \
+                              FLAC__SEEKABLE_STREAM_DECODER_LENGTH_STATUS_ERROR
+#  define flac_length_status_unsupported \
+                              FLAC__SEEKABLE_STREAM_DECODER_LENGTH_STATUS_ERROR
+
+#  ifdef HAVE_OGGFLAC
+#    include <OggFLAC/seekable_stream_decoder.h>
+#  endif
+#else /* FLAC_API_VERSION_CURRENT >= 7 */
+   /* OggFLAC support is handled by our flac_plugin already */
+#  ifdef HAVE_OGGFLAC
+#    undef HAVE_OGGFLAC
+#  endif
+#  include <FLAC/stream_decoder.h>
+#  include "_ogg_common.h"
+#  define flac_decoder           FLAC__StreamDecoder
+#  define flac_new(x)            FLAC__stream_decoder_new(x)
+
+#  define flac_init(a,b,c,d,e,f,g,h,i,j) \
+        (FLAC__stream_decoder_init_stream(a,b,c,d,e,f,g,h,i,j) \
+         == FLAC__STREAM_DECODER_INIT_STATUS_OK)
+#  define flac_get_decode_position(x,y) \
+                 FLAC__stream_decoder_get_decode_position(x,y)
+#  define flac_get_state(x)      FLAC__stream_decoder_get_state(x)
+#  define flac_process_single(x) FLAC__stream_decoder_process_single(x)
+#  define flac_process_metadata(x) \
+                          FLAC__stream_decoder_process_until_end_of_metadata(x)
+#  define flac_seek_absolute(x,y)  FLAC__stream_decoder_seek_absolute(x,y)
+#  define flac_finish(x)         FLAC__stream_decoder_finish(x)
+#  define flac_delete(x)         FLAC__stream_decoder_delete(x)
+
+#  define flac_decoder_eof       FLAC__STREAM_DECODER_END_OF_STREAM
+
+#  define flac_read_status       FLAC__StreamDecoderReadStatus
+#  define flac_read_status_continue \
+                                 FLAC__STREAM_DECODER_READ_STATUS_CONTINUE
+#  define flac_read_status_eof   FLAC__STREAM_DECODER_READ_STATUS_END_OF_STREAM
+#  define flac_read_status_abort FLAC__STREAM_DECODER_READ_STATUS_ABORT
+
+#  define flac_seek_status       FLAC__StreamDecoderSeekStatus
+#  define flac_seek_status_ok    FLAC__STREAM_DECODER_SEEK_STATUS_OK
+#  define flac_seek_status_error FLAC__STREAM_DECODER_SEEK_STATUS_ERROR
+#  define flac_seek_status_unsupported \
+                                 FLAC__STREAM_DECODER_SEEK_STATUS_UNSUPPORTED
+
+#  define flac_tell_status         FLAC__StreamDecoderTellStatus
+#  define flac_tell_status_ok      FLAC__STREAM_DECODER_TELL_STATUS_OK
+#  define flac_tell_status_error   FLAC__STREAM_DECODER_TELL_STATUS_ERROR
+#  define flac_tell_status_unsupported \
+                                   FLAC__STREAM_DECODER_TELL_STATUS_UNSUPPORTED
+
+#  define flac_length_status       FLAC__StreamDecoderLengthStatus
+#  define flac_length_status_ok    FLAC__STREAM_DECODER_LENGTH_STATUS_OK
+#  define flac_length_status_error FLAC__STREAM_DECODER_LENGTH_STATUS_ERROR
+#  define flac_length_status_unsupported \
+                                 FLAC__STREAM_DECODER_LENGTH_STATUS_UNSUPPORTED
+
+#endif /* FLAC_API_VERSION_CURRENT >= 7 */
+
 #include <FLAC/metadata.h>
 
 #define FLAC_CHUNK_SIZE 4080