a855d62025
This ports Fabien Sanglard's Chocolate Duke to run on a version of SDL for Rockbox. Change-Id: I8f2c4c78af19de10c1633ed7bb7a997b43256dd9
90 lines
2.9 KiB
C
90 lines
2.9 KiB
C
/*
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SDL_mixer: An audio mixer library based on the SDL library
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Copyright (C) 1997-2012 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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Header to handle loading FLAC music files in SDL.
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~ Austen Dicken (admin@cvpcs.org)
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*/
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/* $Id: $ */
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#ifdef FLAC_MUSIC
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#include <FLAC/stream_decoder.h>
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typedef struct {
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FLAC__uint64 sample_size;
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unsigned sample_rate;
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unsigned channels;
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unsigned bits_per_sample;
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FLAC__uint64 total_samples;
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// the following are used to handle the callback nature of the writer
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int max_to_read;
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char *data; // pointer to beginning of data array
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int data_len; // size of data array
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int data_read; // amount of data array used
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char *overflow; // pointer to beginning of overflow array
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int overflow_len; // size of overflow array
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int overflow_read; // amount of overflow array used
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} FLAC_Data;
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typedef struct {
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int playing;
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int volume;
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int section;
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FLAC__StreamDecoder *flac_decoder;
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FLAC_Data flac_data;
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SDL_RWops *rwops;
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int freerw;
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SDL_AudioCVT cvt;
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int len_available;
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Uint8 *snd_available;
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} FLAC_music;
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/* Initialize the FLAC player, with the given mixer settings
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This function returns 0, or -1 if there was an error.
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*/
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extern int FLAC_init(SDL_AudioSpec *mixer);
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/* Set the volume for a FLAC stream */
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extern void FLAC_setvolume(FLAC_music *music, int volume);
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/* Load an FLAC stream from an SDL_RWops object */
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extern FLAC_music *FLAC_new_RW(SDL_RWops *rw, int freerw);
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/* Start playback of a given FLAC stream */
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extern void FLAC_play(FLAC_music *music);
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/* Return non-zero if a stream is currently playing */
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extern int FLAC_playing(FLAC_music *music);
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/* Play some of a stream previously started with FLAC_play() */
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extern int FLAC_playAudio(FLAC_music *music, Uint8 *stream, int len);
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/* Stop playback of a stream previously started with FLAC_play() */
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extern void FLAC_stop(FLAC_music *music);
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/* Close the given FLAC stream */
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extern void FLAC_delete(FLAC_music *music);
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/* Jump (seek) to a given position (time is in seconds) */
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extern void FLAC_jump_to_time(FLAC_music *music, double time);
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#endif /* FLAC_MUSIC */
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