| /* libFLAC - Free Lossless Audio Codec |
| * Copyright (C) 2002-2009 Josh Coalson |
| * Copyright (C) 2011-2016 Xiph.Org Foundation |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * - Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * - Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * - Neither the name of the Xiph.org Foundation nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
| * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef FLAC__PRIVATE__OGG_DECODER_ASPECT_H |
| #define FLAC__PRIVATE__OGG_DECODER_ASPECT_H |
| |
| #include <ogg/ogg.h> |
| |
| #include "FLAC/ordinals.h" |
| #include "FLAC/stream_decoder.h" /* for FLAC__StreamDecoderReadStatus */ |
| |
| typedef struct FLAC__OggDecoderAspect { |
| /* these are storage for values that can be set through the API */ |
| FLAC__bool use_first_serial_number; |
| long serial_number; |
| |
| /* these are for internal state related to Ogg decoding */ |
| ogg_stream_state stream_state; |
| ogg_sync_state sync_state; |
| unsigned version_major, version_minor; |
| FLAC__bool need_serial_number; |
| FLAC__bool end_of_stream; |
| FLAC__bool have_working_page; /* only if true will the following vars be valid */ |
| ogg_page working_page; |
| FLAC__bool have_working_packet; /* only if true will the following vars be valid */ |
| ogg_packet working_packet; /* as we work through the packet we will move working_packet.packet forward and working_packet.bytes down */ |
| } FLAC__OggDecoderAspect; |
| |
| void FLAC__ogg_decoder_aspect_set_serial_number(FLAC__OggDecoderAspect *aspect, long value); |
| void FLAC__ogg_decoder_aspect_set_defaults(FLAC__OggDecoderAspect *aspect); |
| FLAC__bool FLAC__ogg_decoder_aspect_init(FLAC__OggDecoderAspect *aspect); |
| void FLAC__ogg_decoder_aspect_finish(FLAC__OggDecoderAspect *aspect); |
| void FLAC__ogg_decoder_aspect_flush(FLAC__OggDecoderAspect *aspect); |
| void FLAC__ogg_decoder_aspect_reset(FLAC__OggDecoderAspect *aspect); |
| |
| typedef enum { |
| FLAC__OGG_DECODER_ASPECT_READ_STATUS_OK = 0, |
| FLAC__OGG_DECODER_ASPECT_READ_STATUS_END_OF_STREAM, |
| FLAC__OGG_DECODER_ASPECT_READ_STATUS_LOST_SYNC, |
| FLAC__OGG_DECODER_ASPECT_READ_STATUS_NOT_FLAC, |
| FLAC__OGG_DECODER_ASPECT_READ_STATUS_UNSUPPORTED_MAPPING_VERSION, |
| FLAC__OGG_DECODER_ASPECT_READ_STATUS_ABORT, |
| FLAC__OGG_DECODER_ASPECT_READ_STATUS_ERROR, |
| FLAC__OGG_DECODER_ASPECT_READ_STATUS_MEMORY_ALLOCATION_ERROR |
| } FLAC__OggDecoderAspectReadStatus; |
| |
| typedef FLAC__OggDecoderAspectReadStatus (*FLAC__OggDecoderAspectReadCallbackProxy)(const void *decoder, FLAC__byte buffer[], size_t *bytes, void *client_data); |
| |
| FLAC__OggDecoderAspectReadStatus FLAC__ogg_decoder_aspect_read_callback_wrapper(FLAC__OggDecoderAspect *aspect, FLAC__byte buffer[], size_t *bytes, FLAC__OggDecoderAspectReadCallbackProxy read_callback, const FLAC__StreamDecoder *decoder, void *client_data); |
| |
| #endif |