111 lines
3.5 KiB
C
Executable File
111 lines
3.5 KiB
C
Executable File
/*
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Copyright (c), 2001-2022, Shenshu Tech. Co., Ltd.
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*/
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#ifndef OT_AACENC_H
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#define OT_AACENC_H
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#include "ot_type.h"
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#ifdef __cplusplus
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#if __cplusplus
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extern "C" {
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#endif /* __cpluscplus */
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#endif /* __cpluscplus */
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#ifdef MONO_ONLY
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#define OT_AACENC_MAX_CHANNELS 1 /* aacenc encoder channels */
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#else
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#define OT_AACENC_MAX_CHANNELS 2
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#endif
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#define OT_AACENC_BLOCK_SIZE 1024 /* aacenc block size */
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#define OT_AACENC_VERSION_MAX_BYTE 64 /* version max byte size */
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/* Defines AACENC error code */
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typedef enum {
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OT_AACENC_OK = 0x0000, /* No error happened. All fine. */
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OT_AACENC_INVALID_HANDLE = 0x0020, /* Handle passed to function call was invalid. */
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OT_AACENC_MEMORY_ERROR = 0x0021, /* Memory allocation failed. */
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OT_AACENC_UNSUPPORTED_PARAMETER = 0x0022, /* Parameter not available. */
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OT_AACENC_INVALID_CONFIG = 0x0023, /* Configuration not provided. */
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OT_AACENC_INIT_ERROR = 0x0040, /* General initialization error. */
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OT_AACENC_INIT_AAC_ERROR = 0x0041, /* AAC library initialization error. */
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OT_AACENC_INIT_SBR_ERROR = 0x0042, /* SBR library initialization error. */
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OT_AACENC_INIT_TP_ERROR = 0x0043, /* Transport library initialization error. */
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OT_AACENC_INIT_META_ERROR = 0x0044, /* Meta data library initialization error. */
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OT_AACENC_ENCODE_ERROR = 0x0060, /* The encoding process was interrupted by an unexpected error. */
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OT_AACENC_ENCODE_EOF = 0x0080 /* End of file reached. */
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} ot_aacenc_error;
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/* Defines AACENC quality */
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typedef enum {
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OT_AACENC_QUALITY_EXCELLENT = 0,
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OT_AACENC_QUALITY_HIGH = 1,
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OT_AACENC_QUALITY_MEDIUM = 2,
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OT_AACENC_QUALITY_LOW = 3,
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} ot_aacenc_quality;
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/* Defines AACENC format */
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typedef enum {
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OT_AACLC = 0, /* AAC-LC format */
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OT_EAAC = 1, /* HEAAC or AAC+ or aacPlusV1 */
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OT_EAACPLUS = 2, /* AAC++ or aacPlusV2 */
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OT_AACLD = 3, /* AAC LD(Low Delay) */
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OT_AACELD = 4, /* AAC ELD(Low Delay) */
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} ot_aacenc_format;
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/* Defines AACENC container */
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typedef enum {
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OT_AACENC_ADTS = 0,
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OT_AACENC_LOAS = 1,
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OT_AACENC_LATM_MCP1 = 2,
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} ot_aacenc_transport_type;
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/* Defines AACENC configuration */
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typedef struct {
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ot_aacenc_quality quality;
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ot_aacenc_format coder_format;
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td_s16 bits_per_sample;
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td_s32 sample_rate; /* audio file sample rate */
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td_s32 bit_rate; /* encoder bit rate in bits/sec */
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td_s16 num_channels_in; /* number of channels on input (1,2) */
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td_s16 num_channels_out; /* number of channels on output (1,2) */
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td_s16 band_width; /* targeted audio bandwidth in Hz */
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ot_aacenc_transport_type trans_type;
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} ot_aacenc_config;
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/* Defines AACENC version */
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typedef struct {
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td_u8 version[OT_AACENC_VERSION_MAX_BYTE];
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} ot_aacenc_version;
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typedef td_u32 ot_aac_encoder;
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td_s32 ot_aacenc_get_version(ot_aacenc_version *version);
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td_s32 ot_aacenc_init_default_config(ot_aacenc_config *config);
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td_s32 ot_aacenc_open(ot_aac_encoder **aac_encoder, const ot_aacenc_config *config);
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td_s32 ot_aacenc_frame(ot_aac_encoder *aac_encoder, td_s16 *input_buf, td_u8 *output_buf, td_s32 *num_out_bytes);
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td_void ot_aacenc_close(ot_aac_encoder *aac_encoder);
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td_s32 ot_aacenc_register_mod(const td_void *mod_handle);
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td_void *ot_aac_sbrenc_get_handle(td_void);
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#ifdef __cplusplus
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#if __cplusplus
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}
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#endif /* __cpluscplus */
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#endif /* __cpluscplus */
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#endif /* OT_AACENC_H */
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