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#ifndef SPEEX_HEADER_H
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#define SPEEX_HEADER_H
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#include "speex/speex_types.h"
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#define SPEEX_HEADER_STRING_LENGTH 8
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/** Maximum number of characters for encoding the Speex version number in the header */
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#define SPEEX_HEADER_VERSION_LENGTH 20
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/** Speex header info for file-based formats */
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typedef struct SpeexHeader {
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char speex_string[8]; /**< Identifies a Speex bit-stream, always set to "Speex " */
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char speex_version[SPEEX_HEADER_VERSION_LENGTH]; /**< Speex version */
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int speex_version_id; /**< Version for Speex (for checking compatibility) */
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int header_size; /**< Total size of the header ( sizeof(SpeexHeader) ) */
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int rate; /**< Sampling rate used */
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int mode; /**< Mode used (0 for narrowband, 1 for wideband) */
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int mode_bitstream_version; /**< Version ID of the bit-stream */
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int nb_channels; /**< Number of channels encoded */
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int bitrate; /**< Bit-rate used */
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int frame_size; /**< Size of frames */
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int vbr; /**< 1 for a VBR encoding, 0 otherwise */
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int frames_per_packet; /**< Number of frames stored per Ogg packet */
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int extra_headers; /**< Number of additional headers after the comments */
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int reserved1; /**< Reserved for future use, must be zero */
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int reserved2; /**< Reserved for future use, must be zero */
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char speex_string[SPEEX_HEADER_STRING_LENGTH]; /**< Identifies a Speex bit-stream, always set to "Speex " */
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char speex_version[SPEEX_HEADER_VERSION_LENGTH]; /**< Speex version */
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spx_int32_t speex_version_id; /**< Version for Speex (for checking compatibility) */
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spx_int32_t header_size; /**< Total size of the header ( sizeof(SpeexHeader) ) */
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spx_int32_t rate; /**< Sampling rate used */
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spx_int32_t mode; /**< Mode used (0 for narrowband, 1 for wideband) */
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spx_int32_t mode_bitstream_version; /**< Version ID of the bit-stream */
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spx_int32_t nb_channels; /**< Number of channels encoded */
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spx_int32_t bitrate; /**< Bit-rate used */
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spx_int32_t frame_size; /**< Size of frames */
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spx_int32_t vbr; /**< 1 for a VBR encoding, 0 otherwise */
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spx_int32_t frames_per_packet; /**< Number of frames stored per Ogg packet */
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spx_int32_t extra_headers; /**< Number of additional headers after the comments */
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spx_int32_t reserved1; /**< Reserved for future use, must be zero */
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spx_int32_t reserved2; /**< Reserved for future use, must be zero */
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/** Initializes a SpeexHeader using basic information */
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include/speex/speex_header.h
