ref: d67596f1bbdce63cd6a053cc17443fde1631ed10
dir: /sys/src/cmd/audio/libFLAC/private/ogg_decoder_aspect.h/
/* libFLAC - Free Lossless Audio Codec * Copyright (C) 2002-2009 Josh Coalson * Copyright (C) 2011-2022 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; uint32_t 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