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43 lines
2.1 KiB
C
43 lines
2.1 KiB
C
#ifndef _MIXING_H_
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#define _MIXING_H_
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#include "vgmstream.h"
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/* Applies mixing commands to the sample buffer. Mixing must be externally enabled and
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* outbuf must big enough to hold output_channels*samples_to_do */
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void mix_vgmstream(sample_t *outbuf, int32_t sample_count, VGMSTREAM* vgmstream);
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/* internal mixing pre-setup for vgmstream (doesn't imply usage).
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* If init somehow fails next calls are ignored. */
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void mixing_init(VGMSTREAM* vgmstream);
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void mixing_close(VGMSTREAM* vgmstream);
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void mixing_update_channel(VGMSTREAM* vgmstream);
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/* Call to let vgmstream apply mixing, which must handle input/output_channels.
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* Once mixing is active any new mixes are ignored (to avoid the possibility
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* of down/upmixing without querying input/output_channels). */
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void mixing_setup(VGMSTREAM * vgmstream, int32_t max_sample_count);
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/* gets current mixing info */
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void mixing_info(VGMSTREAM * vgmstream, int *input_channels, int *output_channels);
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/* adds mixes filtering and optimizing if needed */
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void mixing_push_swap(VGMSTREAM* vgmstream, int ch_dst, int ch_src);
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void mixing_push_add(VGMSTREAM* vgmstream, int ch_dst, int ch_src, double volume);
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void mixing_push_volume(VGMSTREAM* vgmstream, int ch_dst, double volume);
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void mixing_push_limit(VGMSTREAM* vgmstream, int ch_dst, double volume);
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void mixing_push_upmix(VGMSTREAM* vgmstream, int ch_dst);
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void mixing_push_downmix(VGMSTREAM* vgmstream, int ch_dst);
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void mixing_push_killmix(VGMSTREAM* vgmstream, int ch_dst);
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void mixing_push_fade(VGMSTREAM* vgmstream, int ch_dst, double vol_start, double vol_end, char shape, int32_t time_pre, int32_t time_start, int32_t time_end, int32_t time_post);
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void mixing_macro_volume(VGMSTREAM* vgmstream, double volume, uint32_t mask);
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void mixing_macro_track(VGMSTREAM* vgmstream, uint32_t mask);
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void mixing_macro_layer(VGMSTREAM* vgmstream, int max, uint32_t mask, char mode);
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void mixing_macro_crosstrack(VGMSTREAM* vgmstream, int max);
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void mixing_macro_crosslayer(VGMSTREAM* vgmstream, int max, char mode);
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void mixing_macro_downmix(VGMSTREAM* vgmstream, int max /*, mapping_t output_mapping*/);
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#endif /* _MIXING_H_ */
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