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Diffstat (limited to 'drivers/speex/speex_header.h')
| -rw-r--r-- | drivers/speex/speex_header.h | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/drivers/speex/speex_header.h b/drivers/speex/speex_header.h deleted file mode 100644 index f85b2496ae..0000000000 --- a/drivers/speex/speex_header.h +++ /dev/null @@ -1,94 +0,0 @@ -/* Copyright (C) 2002 Jean-Marc Valin */ -/** - @file speex_header.h - @brief Describes the Speex header -*/ -/* - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions - are met: - - - Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - - - Redistributions in binary form must reproduce the above copyright - notice, this list of conditions and the following disclaimer in the - documentation and/or other materials provided with the distribution. - - - Neither the name of the Xiph.org Foundation nor the names of its - contributors may be used to endorse or promote products derived from - this software without specific prior written permission. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR - CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF - LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -*/ - - -#ifndef SPEEX_HEADER_H -#define SPEEX_HEADER_H -/** @defgroup SpeexHeader SpeexHeader: Makes it easy to write/parse an Ogg/Speex header - * This is the Speex header for the Ogg encapsulation. You don't need that if you just use RTP. - * @{ - */ - -#include "speex/speex_types.h" - -#ifdef __cplusplus -extern "C" { -#endif - -struct SpeexMode; - -/** Length of the Speex header identifier */ -#define SPEEX_HEADER_STRING_LENGTH 8 - -/** Maximum number of characters for encoding the Speex version number in the header */ -#define SPEEX_HEADER_VERSION_LENGTH 20 - -/** Speex header info for file-based formats */ -typedef struct SpeexHeader { - char speex_string[SPEEX_HEADER_STRING_LENGTH]; /**< Identifies a Speex bit-stream, always set to "Speex " */ - char speex_version[SPEEX_HEADER_VERSION_LENGTH]; /**< Speex version */ - spx_int32_t speex_version_id; /**< Version for Speex (for checking compatibility) */ - spx_int32_t header_size; /**< Total size of the header ( sizeof(SpeexHeader) ) */ - spx_int32_t rate; /**< Sampling rate used */ - spx_int32_t mode; /**< Mode used (0 for narrowband, 1 for wideband) */ - spx_int32_t mode_bitstream_version; /**< Version ID of the bit-stream */ - spx_int32_t nb_channels; /**< Number of channels encoded */ - spx_int32_t bitrate; /**< Bit-rate used */ - spx_int32_t frame_size; /**< Size of frames */ - spx_int32_t vbr; /**< 1 for a VBR encoding, 0 otherwise */ - spx_int32_t frames_per_packet; /**< Number of frames stored per Ogg packet */ - spx_int32_t extra_headers; /**< Number of additional headers after the comments */ - spx_int32_t reserved1; /**< Reserved for future use, must be zero */ - spx_int32_t reserved2; /**< Reserved for future use, must be zero */ -} SpeexHeader; - -/** Initializes a SpeexHeader using basic information */ -void speex_init_header(SpeexHeader *header, int rate, int nb_channels, const struct SpeexMode *m); - -/** Creates the header packet from the header itself (mostly involves endianness conversion) */ -char *speex_header_to_packet(SpeexHeader *header, int *size); - -/** Creates a SpeexHeader from a packet */ -SpeexHeader *speex_packet_to_header(char *packet, int size); - -/** Frees the memory allocated by either speex_header_to_packet() or speex_packet_to_header() */ -void speex_header_free(void *ptr); - -#ifdef __cplusplus -} -#endif - -/** @} */ -#endif |