40 lines
943 B
C
40 lines
943 B
C
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#ifndef _opus_head_h_
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#define _opus_head_h_
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#include <stddef.h>
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#include <stdint.h>
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#if defined(__cplusplus)
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extern "C" {
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#endif
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struct opus_head_t
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{
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uint8_t version;
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uint8_t channels;
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uint16_t pre_skip;
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uint32_t input_sample_rate;
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int16_t output_gain;
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uint8_t channel_mapping_family;
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uint8_t stream_count;
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uint8_t coupled_count;
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uint8_t channel_mapping[8];
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};
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/// @return >0-ok, <=0-error
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int opus_head_save(const struct opus_head_t* opus, uint8_t* data, size_t bytes);
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/// @return >0-ok, <=0-error
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int opus_head_load(const uint8_t* data, size_t bytes, struct opus_head_t* opus);
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static inline int opus_head_channels(const struct opus_head_t* opus)
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{
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return 0 == opus->channels ? 2 : opus->channels;
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}
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int opus_packet_getframes(const void* data, size_t len, int (*onframe)(uint8_t toc, const void* frame, size_t size), void* param);
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#if defined(__cplusplus)
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}
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#endif
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#endif /* !_opus_head_h_ */
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