Restoring authorship annotation for <orivej@yandex-team.ru>. Commit 1 of 2.

1 files changed, 451 insertions, 451 deletions

diff --git a/contrib/libs/linux-headers/sound/compress_params.h b/contrib/libs/linux-headers/sound/compress_params.h
index 79b14389ae..5aacb37b71 100644
--- a/contrib/libs/linux-headers/sound/compress_params.h
+++ b/contrib/libs/linux-headers/sound/compress_params.h
@@ -1,451 +1,451 @@
-/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) AND MIT) */
-/*
- *  compress_params.h - codec types and parameters for compressed data
- *  streaming interface
- *
- *  Copyright (C) 2011 Intel Corporation
- *  Authors:	Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
- *              Vinod Koul <vinod.koul@linux.intel.com>
- *
- *  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; version 2 of the License.
- *
- *  This program is distributed in the hope that it will be useful, but
- *  WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- *  General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License along
- *  with this program; if not, write to the Free Software Foundation, Inc.,
- *  59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
- *
- * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
- *
- * The definitions in this file are derived from the OpenMAX AL version 1.1
- * and OpenMAX IL v 1.1.2 header files which contain the copyright notice below.
- *
- * Copyright (c) 2007-2010 The Khronos Group Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and/or associated documentation files (the
- * "Materials "), to deal in the Materials without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sublicense, and/or sell copies of the Materials, and to
- * permit persons to whom the Materials are furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Materials.
- *
- * THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
- * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
- * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
- *
- */
-#ifndef __SND_COMPRESS_PARAMS_H
-#define __SND_COMPRESS_PARAMS_H
-
-#include <linux/types.h>
-
-/* AUDIO CODECS SUPPORTED */
-#define MAX_NUM_CODECS 32
-#define MAX_NUM_CODEC_DESCRIPTORS 32
-#define MAX_NUM_BITRATES 32
-#define MAX_NUM_SAMPLE_RATES 32
-
-/* Codecs are listed linearly to allow for extensibility */
-#define SND_AUDIOCODEC_PCM                   ((__u32) 0x00000001)
-#define SND_AUDIOCODEC_MP3                   ((__u32) 0x00000002)
-#define SND_AUDIOCODEC_AMR                   ((__u32) 0x00000003)
-#define SND_AUDIOCODEC_AMRWB                 ((__u32) 0x00000004)
-#define SND_AUDIOCODEC_AMRWBPLUS             ((__u32) 0x00000005)
-#define SND_AUDIOCODEC_AAC                   ((__u32) 0x00000006)
-#define SND_AUDIOCODEC_WMA                   ((__u32) 0x00000007)
-#define SND_AUDIOCODEC_REAL                  ((__u32) 0x00000008)
-#define SND_AUDIOCODEC_VORBIS                ((__u32) 0x00000009)
-#define SND_AUDIOCODEC_FLAC                  ((__u32) 0x0000000A)
-#define SND_AUDIOCODEC_IEC61937              ((__u32) 0x0000000B)
-#define SND_AUDIOCODEC_G723_1                ((__u32) 0x0000000C)
-#define SND_AUDIOCODEC_G729                  ((__u32) 0x0000000D)
-#define SND_AUDIOCODEC_BESPOKE               ((__u32) 0x0000000E)
-#define SND_AUDIOCODEC_ALAC                  ((__u32) 0x0000000F)
-#define SND_AUDIOCODEC_APE                   ((__u32) 0x00000010)
-#define SND_AUDIOCODEC_MAX                   SND_AUDIOCODEC_APE
-
-/*
- * Profile and modes are listed with bit masks. This allows for a
- * more compact representation of fields that will not evolve
- * (in contrast to the list of codecs)
- */
-
-#define SND_AUDIOPROFILE_PCM                 ((__u32) 0x00000001)
-
-/* MP3 modes are only useful for encoders */
-#define SND_AUDIOCHANMODE_MP3_MONO           ((__u32) 0x00000001)
-#define SND_AUDIOCHANMODE_MP3_STEREO         ((__u32) 0x00000002)
-#define SND_AUDIOCHANMODE_MP3_JOINTSTEREO    ((__u32) 0x00000004)
-#define SND_AUDIOCHANMODE_MP3_DUAL           ((__u32) 0x00000008)
-
-#define SND_AUDIOPROFILE_AMR                 ((__u32) 0x00000001)
-
-/* AMR modes are only useful for encoders */
-#define SND_AUDIOMODE_AMR_DTX_OFF            ((__u32) 0x00000001)
-#define SND_AUDIOMODE_AMR_VAD1               ((__u32) 0x00000002)
-#define SND_AUDIOMODE_AMR_VAD2               ((__u32) 0x00000004)
-
-#define SND_AUDIOSTREAMFORMAT_UNDEFINED	     ((__u32) 0x00000000)
-#define SND_AUDIOSTREAMFORMAT_CONFORMANCE    ((__u32) 0x00000001)
-#define SND_AUDIOSTREAMFORMAT_IF1            ((__u32) 0x00000002)
-#define SND_AUDIOSTREAMFORMAT_IF2            ((__u32) 0x00000004)
-#define SND_AUDIOSTREAMFORMAT_FSF            ((__u32) 0x00000008)
-#define SND_AUDIOSTREAMFORMAT_RTPPAYLOAD     ((__u32) 0x00000010)
-#define SND_AUDIOSTREAMFORMAT_ITU            ((__u32) 0x00000020)
-
-#define SND_AUDIOPROFILE_AMRWB               ((__u32) 0x00000001)
-
-/* AMRWB modes are only useful for encoders */
-#define SND_AUDIOMODE_AMRWB_DTX_OFF          ((__u32) 0x00000001)
-#define SND_AUDIOMODE_AMRWB_VAD1             ((__u32) 0x00000002)
-#define SND_AUDIOMODE_AMRWB_VAD2             ((__u32) 0x00000004)
-
-#define SND_AUDIOPROFILE_AMRWBPLUS           ((__u32) 0x00000001)
-
-#define SND_AUDIOPROFILE_AAC                 ((__u32) 0x00000001)
-
-/* AAC modes are required for encoders and decoders */
-#define SND_AUDIOMODE_AAC_MAIN               ((__u32) 0x00000001)
-#define SND_AUDIOMODE_AAC_LC                 ((__u32) 0x00000002)
-#define SND_AUDIOMODE_AAC_SSR                ((__u32) 0x00000004)
-#define SND_AUDIOMODE_AAC_LTP                ((__u32) 0x00000008)
-#define SND_AUDIOMODE_AAC_HE                 ((__u32) 0x00000010)
-#define SND_AUDIOMODE_AAC_SCALABLE           ((__u32) 0x00000020)
-#define SND_AUDIOMODE_AAC_ERLC               ((__u32) 0x00000040)
-#define SND_AUDIOMODE_AAC_LD                 ((__u32) 0x00000080)
-#define SND_AUDIOMODE_AAC_HE_PS              ((__u32) 0x00000100)
-#define SND_AUDIOMODE_AAC_HE_MPS             ((__u32) 0x00000200)
-
-/* AAC formats are required for encoders and decoders */
-#define SND_AUDIOSTREAMFORMAT_MP2ADTS        ((__u32) 0x00000001)
-#define SND_AUDIOSTREAMFORMAT_MP4ADTS        ((__u32) 0x00000002)
-#define SND_AUDIOSTREAMFORMAT_MP4LOAS        ((__u32) 0x00000004)
-#define SND_AUDIOSTREAMFORMAT_MP4LATM        ((__u32) 0x00000008)
-#define SND_AUDIOSTREAMFORMAT_ADIF           ((__u32) 0x00000010)
-#define SND_AUDIOSTREAMFORMAT_MP4FF          ((__u32) 0x00000020)
-#define SND_AUDIOSTREAMFORMAT_RAW            ((__u32) 0x00000040)
-
-#define SND_AUDIOPROFILE_WMA7                ((__u32) 0x00000001)
-#define SND_AUDIOPROFILE_WMA8                ((__u32) 0x00000002)
-#define SND_AUDIOPROFILE_WMA9                ((__u32) 0x00000004)
-#define SND_AUDIOPROFILE_WMA10               ((__u32) 0x00000008)
-#define SND_AUDIOPROFILE_WMA9_PRO            ((__u32) 0x00000010)
-#define SND_AUDIOPROFILE_WMA9_LOSSLESS       ((__u32) 0x00000020)
-#define SND_AUDIOPROFILE_WMA10_LOSSLESS      ((__u32) 0x00000040)
-
-#define SND_AUDIOMODE_WMA_LEVEL1             ((__u32) 0x00000001)
-#define SND_AUDIOMODE_WMA_LEVEL2             ((__u32) 0x00000002)
-#define SND_AUDIOMODE_WMA_LEVEL3             ((__u32) 0x00000004)
-#define SND_AUDIOMODE_WMA_LEVEL4             ((__u32) 0x00000008)
-#define SND_AUDIOMODE_WMAPRO_LEVELM0         ((__u32) 0x00000010)
-#define SND_AUDIOMODE_WMAPRO_LEVELM1         ((__u32) 0x00000020)
-#define SND_AUDIOMODE_WMAPRO_LEVELM2         ((__u32) 0x00000040)
-#define SND_AUDIOMODE_WMAPRO_LEVELM3         ((__u32) 0x00000080)
-
-#define SND_AUDIOSTREAMFORMAT_WMA_ASF        ((__u32) 0x00000001)
-/*
- * Some implementations strip the ASF header and only send ASF packets
- * to the DSP
- */
-#define SND_AUDIOSTREAMFORMAT_WMA_NOASF_HDR  ((__u32) 0x00000002)
-
-#define SND_AUDIOPROFILE_REALAUDIO           ((__u32) 0x00000001)
-
-#define SND_AUDIOMODE_REALAUDIO_G2           ((__u32) 0x00000001)
-#define SND_AUDIOMODE_REALAUDIO_8            ((__u32) 0x00000002)
-#define SND_AUDIOMODE_REALAUDIO_10           ((__u32) 0x00000004)
-#define SND_AUDIOMODE_REALAUDIO_SURROUND     ((__u32) 0x00000008)
-
-#define SND_AUDIOPROFILE_VORBIS              ((__u32) 0x00000001)
-
-#define SND_AUDIOMODE_VORBIS                 ((__u32) 0x00000001)
-
-#define SND_AUDIOPROFILE_FLAC                ((__u32) 0x00000001)
-
-/*
- * Define quality levels for FLAC encoders, from LEVEL0 (fast)
- * to LEVEL8 (best)
- */
-#define SND_AUDIOMODE_FLAC_LEVEL0            ((__u32) 0x00000001)
-#define SND_AUDIOMODE_FLAC_LEVEL1            ((__u32) 0x00000002)
-#define SND_AUDIOMODE_FLAC_LEVEL2            ((__u32) 0x00000004)
-#define SND_AUDIOMODE_FLAC_LEVEL3            ((__u32) 0x00000008)
-#define SND_AUDIOMODE_FLAC_LEVEL4            ((__u32) 0x00000010)
-#define SND_AUDIOMODE_FLAC_LEVEL5            ((__u32) 0x00000020)
-#define SND_AUDIOMODE_FLAC_LEVEL6            ((__u32) 0x00000040)
-#define SND_AUDIOMODE_FLAC_LEVEL7            ((__u32) 0x00000080)
-#define SND_AUDIOMODE_FLAC_LEVEL8            ((__u32) 0x00000100)
-
-#define SND_AUDIOSTREAMFORMAT_FLAC           ((__u32) 0x00000001)
-#define SND_AUDIOSTREAMFORMAT_FLAC_OGG       ((__u32) 0x00000002)
-
-/* IEC61937 payloads without CUVP and preambles */
-#define SND_AUDIOPROFILE_IEC61937            ((__u32) 0x00000001)
-/* IEC61937 with S/PDIF preambles+CUVP bits in 32-bit containers */
-#define SND_AUDIOPROFILE_IEC61937_SPDIF      ((__u32) 0x00000002)
-
-/*
- * IEC modes are mandatory for decoders. Format autodetection
- * will only happen on the DSP side with mode 0. The PCM mode should
- * not be used, the PCM codec should be used instead.
- */
-#define SND_AUDIOMODE_IEC_REF_STREAM_HEADER  ((__u32) 0x00000000)
-#define SND_AUDIOMODE_IEC_LPCM		     ((__u32) 0x00000001)
-#define SND_AUDIOMODE_IEC_AC3		     ((__u32) 0x00000002)
-#define SND_AUDIOMODE_IEC_MPEG1		     ((__u32) 0x00000004)
-#define SND_AUDIOMODE_IEC_MP3		     ((__u32) 0x00000008)
-#define SND_AUDIOMODE_IEC_MPEG2		     ((__u32) 0x00000010)
-#define SND_AUDIOMODE_IEC_AACLC		     ((__u32) 0x00000020)
-#define SND_AUDIOMODE_IEC_DTS		     ((__u32) 0x00000040)
-#define SND_AUDIOMODE_IEC_ATRAC		     ((__u32) 0x00000080)
-#define SND_AUDIOMODE_IEC_SACD		     ((__u32) 0x00000100)
-#define SND_AUDIOMODE_IEC_EAC3		     ((__u32) 0x00000200)
-#define SND_AUDIOMODE_IEC_DTS_HD	     ((__u32) 0x00000400)
-#define SND_AUDIOMODE_IEC_MLP		     ((__u32) 0x00000800)
-#define SND_AUDIOMODE_IEC_DST		     ((__u32) 0x00001000)
-#define SND_AUDIOMODE_IEC_WMAPRO	     ((__u32) 0x00002000)
-#define SND_AUDIOMODE_IEC_REF_CXT            ((__u32) 0x00004000)
-#define SND_AUDIOMODE_IEC_HE_AAC	     ((__u32) 0x00008000)
-#define SND_AUDIOMODE_IEC_HE_AAC2	     ((__u32) 0x00010000)
-#define SND_AUDIOMODE_IEC_MPEG_SURROUND	     ((__u32) 0x00020000)
-
-#define SND_AUDIOPROFILE_G723_1              ((__u32) 0x00000001)
-
-#define SND_AUDIOMODE_G723_1_ANNEX_A         ((__u32) 0x00000001)
-#define SND_AUDIOMODE_G723_1_ANNEX_B         ((__u32) 0x00000002)
-#define SND_AUDIOMODE_G723_1_ANNEX_C         ((__u32) 0x00000004)
-
-#define SND_AUDIOPROFILE_G729                ((__u32) 0x00000001)
-
-#define SND_AUDIOMODE_G729_ANNEX_A           ((__u32) 0x00000001)
-#define SND_AUDIOMODE_G729_ANNEX_B           ((__u32) 0x00000002)
-
-/* <FIXME: multichannel encoders aren't supported for now. Would need
-   an additional definition of channel arrangement> */
-
-/* VBR/CBR definitions */
-#define SND_RATECONTROLMODE_CONSTANTBITRATE  ((__u32) 0x00000001)
-#define SND_RATECONTROLMODE_VARIABLEBITRATE  ((__u32) 0x00000002)
-
-/* Encoder options */
-
-struct snd_enc_wma {
-	__u32 super_block_align; /* WMA Type-specific data */
-};
-
-
-/**
- * struct snd_enc_vorbis
- * @quality: Sets encoding quality to n, between -1 (low) and 10 (high).
- * In the default mode of operation, the quality level is 3.
- * Normal quality range is 0 - 10.
- * @managed: Boolean. Set  bitrate  management  mode. This turns off the
- * normal VBR encoding, but allows hard or soft bitrate constraints to be
- * enforced by the encoder. This mode can be slower, and may also be
- * lower quality. It is primarily useful for streaming.
- * @max_bit_rate: Enabled only if managed is TRUE
- * @min_bit_rate: Enabled only if managed is TRUE
- * @downmix: Boolean. Downmix input from stereo to mono (has no effect on
- * non-stereo streams). Useful for lower-bitrate encoding.
- *
- * These options were extracted from the OpenMAX IL spec and Gstreamer vorbisenc
- * properties
- *
- * For best quality users should specify VBR mode and set quality levels.
- */
-
-struct snd_enc_vorbis {
-	__s32 quality;
-	__u32 managed;
-	__u32 max_bit_rate;
-	__u32 min_bit_rate;
-	__u32 downmix;
-} __attribute__((packed, aligned(4)));
-
-
-/**
- * struct snd_enc_real
- * @quant_bits: number of coupling quantization bits in the stream
- * @start_region: coupling start region in the stream
- * @num_regions: number of regions value
- *
- * These options were extracted from the OpenMAX IL spec
- */
-
-struct snd_enc_real {
-	__u32 quant_bits;
-	__u32 start_region;
-	__u32 num_regions;
-} __attribute__((packed, aligned(4)));
-
-/**
- * struct snd_enc_flac
- * @num: serial number, valid only for OGG formats
- *	needs to be set by application
- * @gain: Add replay gain tags
- *
- * These options were extracted from the FLAC online documentation
- * at http://flac.sourceforge.net/documentation_tools_flac.html
- *
- * To make the API simpler, it is assumed that the user will select quality
- * profiles. Additional options that affect encoding quality and speed can
- * be added at a later stage if needed.
- *
- * By default the Subset format is used by encoders.
- *
- * TAGS such as pictures, etc, cannot be handled by an offloaded encoder and are
- * not supported in this API.
- */
-
-struct snd_enc_flac {
-	__u32 num;
-	__u32 gain;
-} __attribute__((packed, aligned(4)));
-
-struct snd_enc_generic {
-	__u32 bw;	/* encoder bandwidth */
-	__s32 reserved[15];	/* Can be used for SND_AUDIOCODEC_BESPOKE */
-} __attribute__((packed, aligned(4)));
-
-struct snd_dec_flac {
-	__u16 sample_size;
-	__u16 min_blk_size;
-	__u16 max_blk_size;
-	__u16 min_frame_size;
-	__u16 max_frame_size;
-	__u16 reserved;
-} __attribute__((packed, aligned(4)));
-
-struct snd_dec_wma {
-	__u32 encoder_option;
-	__u32 adv_encoder_option;
-	__u32 adv_encoder_option2;
-	__u32 reserved;
-} __attribute__((packed, aligned(4)));
-
-struct snd_dec_alac {
-	__u32 frame_length;
-	__u8 compatible_version;
-	__u8 pb;
-	__u8 mb;
-	__u8 kb;
-	__u32 max_run;
-	__u32 max_frame_bytes;
-} __attribute__((packed, aligned(4)));
-
-struct snd_dec_ape {
-	__u16 compatible_version;
-	__u16 compression_level;
-	__u32 format_flags;
-	__u32 blocks_per_frame;
-	__u32 final_frame_blocks;
-	__u32 total_frames;
-	__u32 seek_table_present;
-} __attribute__((packed, aligned(4)));
-
-union snd_codec_options {
-	struct snd_enc_wma wma;
-	struct snd_enc_vorbis vorbis;
-	struct snd_enc_real real;
-	struct snd_enc_flac flac;
-	struct snd_enc_generic generic;
-	struct snd_dec_flac flac_d;
-	struct snd_dec_wma wma_d;
-	struct snd_dec_alac alac_d;
-	struct snd_dec_ape ape_d;
-} __attribute__((packed, aligned(4)));
-
-/** struct snd_codec_desc - description of codec capabilities
- * @max_ch: Maximum number of audio channels
- * @sample_rates: Sampling rates in Hz, use values like 48000 for this
- * @num_sample_rates: Number of valid values in sample_rates array
- * @bit_rate: Indexed array containing supported bit rates
- * @num_bitrates: Number of valid values in bit_rate array
- * @rate_control: value is specified by SND_RATECONTROLMODE defines.
- * @profiles: Supported profiles. See SND_AUDIOPROFILE defines.
- * @modes: Supported modes. See SND_AUDIOMODE defines
- * @formats: Supported formats. See SND_AUDIOSTREAMFORMAT defines
- * @min_buffer: Minimum buffer size handled by codec implementation
- * @reserved: reserved for future use
- *
- * This structure provides a scalar value for profiles, modes and stream
- * format fields.
- * If an implementation supports multiple combinations, they will be listed as
- * codecs with different descriptors, for example there would be 2 descriptors
- * for AAC-RAW and AAC-ADTS.
- * This entails some redundancy but makes it easier to avoid invalid
- * configurations.
- *
- */
-
-struct snd_codec_desc {
-	__u32 max_ch;
-	__u32 sample_rates[MAX_NUM_SAMPLE_RATES];
-	__u32 num_sample_rates;
-	__u32 bit_rate[MAX_NUM_BITRATES];
-	__u32 num_bitrates;
-	__u32 rate_control;
-	__u32 profiles;
-	__u32 modes;
-	__u32 formats;
-	__u32 min_buffer;
-	__u32 reserved[15];
-} __attribute__((packed, aligned(4)));
-
-/** struct snd_codec
- * @id: Identifies the supported audio encoder/decoder.
- *		See SND_AUDIOCODEC macros.
- * @ch_in: Number of input audio channels
- * @ch_out: Number of output channels. In case of contradiction between
- *		this field and the channelMode field, the channelMode field
- *		overrides.
- * @sample_rate: Audio sample rate of input data in Hz, use values like 48000
- *		for this.
- * @bit_rate: Bitrate of encoded data. May be ignored by decoders
- * @rate_control: Encoding rate control. See SND_RATECONTROLMODE defines.
- *               Encoders may rely on profiles for quality levels.
- *		 May be ignored by decoders.
- * @profile: Mandatory for encoders, can be mandatory for specific
- *		decoders as well. See SND_AUDIOPROFILE defines.
- * @level: Supported level (Only used by WMA at the moment)
- * @ch_mode: Channel mode for encoder. See SND_AUDIOCHANMODE defines
- * @format: Format of encoded bistream. Mandatory when defined.
- *		See SND_AUDIOSTREAMFORMAT defines.
- * @align: Block alignment in bytes of an audio sample.
- *		Only required for PCM or IEC formats.
- * @options: encoder-specific settings
- * @reserved: reserved for future use
- */
-
-struct snd_codec {
-	__u32 id;
-	__u32 ch_in;
-	__u32 ch_out;
-	__u32 sample_rate;
-	__u32 bit_rate;
-	__u32 rate_control;
-	__u32 profile;
-	__u32 level;
-	__u32 ch_mode;
-	__u32 format;
-	__u32 align;
-	union snd_codec_options options;
-	__u32 reserved[3];
-} __attribute__((packed, aligned(4)));
-
-#endif
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) AND MIT) */ 
+/* 
+ *  compress_params.h - codec types and parameters for compressed data 
+ *  streaming interface 
+ * 
+ *  Copyright (C) 2011 Intel Corporation 
+ *  Authors:	Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> 
+ *              Vinod Koul <vinod.koul@linux.intel.com> 
+ * 
+ *  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 
+ * 
+ *  This program is free software; you can redistribute it and/or modify 
+ *  it under the terms of the GNU General Public License as published by 
+ *  the Free Software Foundation; version 2 of the License. 
+ * 
+ *  This program is distributed in the hope that it will be useful, but 
+ *  WITHOUT ANY WARRANTY; without even the implied warranty of 
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU 
+ *  General Public License for more details. 
+ * 
+ *  You should have received a copy of the GNU General Public License along 
+ *  with this program; if not, write to the Free Software Foundation, Inc., 
+ *  59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. 
+ * 
+ * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 
+ * 
+ * The definitions in this file are derived from the OpenMAX AL version 1.1 
+ * and OpenMAX IL v 1.1.2 header files which contain the copyright notice below. 
+ * 
+ * Copyright (c) 2007-2010 The Khronos Group Inc. 
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining 
+ * a copy of this software and/or associated documentation files (the 
+ * "Materials "), to deal in the Materials without restriction, including 
+ * without limitation the rights to use, copy, modify, merge, publish, 
+ * distribute, sublicense, and/or sell copies of the Materials, and to 
+ * permit persons to whom the Materials are furnished to do so, subject to 
+ * the following conditions: 
+ * 
+ * The above copyright notice and this permission notice shall be included 
+ * in all copies or substantial portions of the Materials. 
+ * 
+ * THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY 
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 
+ * MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS. 
+ * 
+ */ 
+#ifndef __SND_COMPRESS_PARAMS_H 
+#define __SND_COMPRESS_PARAMS_H 
+ 
+#include <linux/types.h> 
+ 
+/* AUDIO CODECS SUPPORTED */ 
+#define MAX_NUM_CODECS 32 
+#define MAX_NUM_CODEC_DESCRIPTORS 32 
+#define MAX_NUM_BITRATES 32 
+#define MAX_NUM_SAMPLE_RATES 32 
+ 
+/* Codecs are listed linearly to allow for extensibility */ 
+#define SND_AUDIOCODEC_PCM                   ((__u32) 0x00000001) 
+#define SND_AUDIOCODEC_MP3                   ((__u32) 0x00000002) 
+#define SND_AUDIOCODEC_AMR                   ((__u32) 0x00000003) 
+#define SND_AUDIOCODEC_AMRWB                 ((__u32) 0x00000004) 
+#define SND_AUDIOCODEC_AMRWBPLUS             ((__u32) 0x00000005) 
+#define SND_AUDIOCODEC_AAC                   ((__u32) 0x00000006) 
+#define SND_AUDIOCODEC_WMA                   ((__u32) 0x00000007) 
+#define SND_AUDIOCODEC_REAL                  ((__u32) 0x00000008) 
+#define SND_AUDIOCODEC_VORBIS                ((__u32) 0x00000009) 
+#define SND_AUDIOCODEC_FLAC                  ((__u32) 0x0000000A) 
+#define SND_AUDIOCODEC_IEC61937              ((__u32) 0x0000000B) 
+#define SND_AUDIOCODEC_G723_1                ((__u32) 0x0000000C) 
+#define SND_AUDIOCODEC_G729                  ((__u32) 0x0000000D) 
+#define SND_AUDIOCODEC_BESPOKE               ((__u32) 0x0000000E) 
+#define SND_AUDIOCODEC_ALAC                  ((__u32) 0x0000000F) 
+#define SND_AUDIOCODEC_APE                   ((__u32) 0x00000010) 
+#define SND_AUDIOCODEC_MAX                   SND_AUDIOCODEC_APE 
+ 
+/* 
+ * Profile and modes are listed with bit masks. This allows for a 
+ * more compact representation of fields that will not evolve 
+ * (in contrast to the list of codecs) 
+ */ 
+ 
+#define SND_AUDIOPROFILE_PCM                 ((__u32) 0x00000001) 
+ 
+/* MP3 modes are only useful for encoders */ 
+#define SND_AUDIOCHANMODE_MP3_MONO           ((__u32) 0x00000001) 
+#define SND_AUDIOCHANMODE_MP3_STEREO         ((__u32) 0x00000002) 
+#define SND_AUDIOCHANMODE_MP3_JOINTSTEREO    ((__u32) 0x00000004) 
+#define SND_AUDIOCHANMODE_MP3_DUAL           ((__u32) 0x00000008) 
+ 
+#define SND_AUDIOPROFILE_AMR                 ((__u32) 0x00000001) 
+ 
+/* AMR modes are only useful for encoders */ 
+#define SND_AUDIOMODE_AMR_DTX_OFF            ((__u32) 0x00000001) 
+#define SND_AUDIOMODE_AMR_VAD1               ((__u32) 0x00000002) 
+#define SND_AUDIOMODE_AMR_VAD2               ((__u32) 0x00000004) 
+ 
+#define SND_AUDIOSTREAMFORMAT_UNDEFINED	     ((__u32) 0x00000000) 
+#define SND_AUDIOSTREAMFORMAT_CONFORMANCE    ((__u32) 0x00000001) 
+#define SND_AUDIOSTREAMFORMAT_IF1            ((__u32) 0x00000002) 
+#define SND_AUDIOSTREAMFORMAT_IF2            ((__u32) 0x00000004) 
+#define SND_AUDIOSTREAMFORMAT_FSF            ((__u32) 0x00000008) 
+#define SND_AUDIOSTREAMFORMAT_RTPPAYLOAD     ((__u32) 0x00000010) 
+#define SND_AUDIOSTREAMFORMAT_ITU            ((__u32) 0x00000020) 
+ 
+#define SND_AUDIOPROFILE_AMRWB               ((__u32) 0x00000001) 
+ 
+/* AMRWB modes are only useful for encoders */ 
+#define SND_AUDIOMODE_AMRWB_DTX_OFF          ((__u32) 0x00000001) 
+#define SND_AUDIOMODE_AMRWB_VAD1             ((__u32) 0x00000002) 
+#define SND_AUDIOMODE_AMRWB_VAD2             ((__u32) 0x00000004) 
+ 
+#define SND_AUDIOPROFILE_AMRWBPLUS           ((__u32) 0x00000001) 
+ 
+#define SND_AUDIOPROFILE_AAC                 ((__u32) 0x00000001) 
+ 
+/* AAC modes are required for encoders and decoders */ 
+#define SND_AUDIOMODE_AAC_MAIN               ((__u32) 0x00000001) 
+#define SND_AUDIOMODE_AAC_LC                 ((__u32) 0x00000002) 
+#define SND_AUDIOMODE_AAC_SSR                ((__u32) 0x00000004) 
+#define SND_AUDIOMODE_AAC_LTP                ((__u32) 0x00000008) 
+#define SND_AUDIOMODE_AAC_HE                 ((__u32) 0x00000010) 
+#define SND_AUDIOMODE_AAC_SCALABLE           ((__u32) 0x00000020) 
+#define SND_AUDIOMODE_AAC_ERLC               ((__u32) 0x00000040) 
+#define SND_AUDIOMODE_AAC_LD                 ((__u32) 0x00000080) 
+#define SND_AUDIOMODE_AAC_HE_PS              ((__u32) 0x00000100) 
+#define SND_AUDIOMODE_AAC_HE_MPS             ((__u32) 0x00000200) 
+ 
+/* AAC formats are required for encoders and decoders */ 
+#define SND_AUDIOSTREAMFORMAT_MP2ADTS        ((__u32) 0x00000001) 
+#define SND_AUDIOSTREAMFORMAT_MP4ADTS        ((__u32) 0x00000002) 
+#define SND_AUDIOSTREAMFORMAT_MP4LOAS        ((__u32) 0x00000004) 
+#define SND_AUDIOSTREAMFORMAT_MP4LATM        ((__u32) 0x00000008) 
+#define SND_AUDIOSTREAMFORMAT_ADIF           ((__u32) 0x00000010) 
+#define SND_AUDIOSTREAMFORMAT_MP4FF          ((__u32) 0x00000020) 
+#define SND_AUDIOSTREAMFORMAT_RAW            ((__u32) 0x00000040) 
+ 
+#define SND_AUDIOPROFILE_WMA7                ((__u32) 0x00000001) 
+#define SND_AUDIOPROFILE_WMA8                ((__u32) 0x00000002) 
+#define SND_AUDIOPROFILE_WMA9                ((__u32) 0x00000004) 
+#define SND_AUDIOPROFILE_WMA10               ((__u32) 0x00000008) 
+#define SND_AUDIOPROFILE_WMA9_PRO            ((__u32) 0x00000010) 
+#define SND_AUDIOPROFILE_WMA9_LOSSLESS       ((__u32) 0x00000020) 
+#define SND_AUDIOPROFILE_WMA10_LOSSLESS      ((__u32) 0x00000040) 
+ 
+#define SND_AUDIOMODE_WMA_LEVEL1             ((__u32) 0x00000001) 
+#define SND_AUDIOMODE_WMA_LEVEL2             ((__u32) 0x00000002) 
+#define SND_AUDIOMODE_WMA_LEVEL3             ((__u32) 0x00000004) 
+#define SND_AUDIOMODE_WMA_LEVEL4             ((__u32) 0x00000008) 
+#define SND_AUDIOMODE_WMAPRO_LEVELM0         ((__u32) 0x00000010) 
+#define SND_AUDIOMODE_WMAPRO_LEVELM1         ((__u32) 0x00000020) 
+#define SND_AUDIOMODE_WMAPRO_LEVELM2         ((__u32) 0x00000040) 
+#define SND_AUDIOMODE_WMAPRO_LEVELM3         ((__u32) 0x00000080) 
+ 
+#define SND_AUDIOSTREAMFORMAT_WMA_ASF        ((__u32) 0x00000001) 
+/* 
+ * Some implementations strip the ASF header and only send ASF packets 
+ * to the DSP 
+ */ 
+#define SND_AUDIOSTREAMFORMAT_WMA_NOASF_HDR  ((__u32) 0x00000002) 
+ 
+#define SND_AUDIOPROFILE_REALAUDIO           ((__u32) 0x00000001) 
+ 
+#define SND_AUDIOMODE_REALAUDIO_G2           ((__u32) 0x00000001) 
+#define SND_AUDIOMODE_REALAUDIO_8            ((__u32) 0x00000002) 
+#define SND_AUDIOMODE_REALAUDIO_10           ((__u32) 0x00000004) 
+#define SND_AUDIOMODE_REALAUDIO_SURROUND     ((__u32) 0x00000008) 
+ 
+#define SND_AUDIOPROFILE_VORBIS              ((__u32) 0x00000001) 
+ 
+#define SND_AUDIOMODE_VORBIS                 ((__u32) 0x00000001) 
+ 
+#define SND_AUDIOPROFILE_FLAC                ((__u32) 0x00000001) 
+ 
+/* 
+ * Define quality levels for FLAC encoders, from LEVEL0 (fast) 
+ * to LEVEL8 (best) 
+ */ 
+#define SND_AUDIOMODE_FLAC_LEVEL0            ((__u32) 0x00000001) 
+#define SND_AUDIOMODE_FLAC_LEVEL1            ((__u32) 0x00000002) 
+#define SND_AUDIOMODE_FLAC_LEVEL2            ((__u32) 0x00000004) 
+#define SND_AUDIOMODE_FLAC_LEVEL3            ((__u32) 0x00000008) 
+#define SND_AUDIOMODE_FLAC_LEVEL4            ((__u32) 0x00000010) 
+#define SND_AUDIOMODE_FLAC_LEVEL5            ((__u32) 0x00000020) 
+#define SND_AUDIOMODE_FLAC_LEVEL6            ((__u32) 0x00000040) 
+#define SND_AUDIOMODE_FLAC_LEVEL7            ((__u32) 0x00000080) 
+#define SND_AUDIOMODE_FLAC_LEVEL8            ((__u32) 0x00000100) 
+ 
+#define SND_AUDIOSTREAMFORMAT_FLAC           ((__u32) 0x00000001) 
+#define SND_AUDIOSTREAMFORMAT_FLAC_OGG       ((__u32) 0x00000002) 
+ 
+/* IEC61937 payloads without CUVP and preambles */ 
+#define SND_AUDIOPROFILE_IEC61937            ((__u32) 0x00000001) 
+/* IEC61937 with S/PDIF preambles+CUVP bits in 32-bit containers */ 
+#define SND_AUDIOPROFILE_IEC61937_SPDIF      ((__u32) 0x00000002) 
+ 
+/* 
+ * IEC modes are mandatory for decoders. Format autodetection 
+ * will only happen on the DSP side with mode 0. The PCM mode should 
+ * not be used, the PCM codec should be used instead. 
+ */ 
+#define SND_AUDIOMODE_IEC_REF_STREAM_HEADER  ((__u32) 0x00000000) 
+#define SND_AUDIOMODE_IEC_LPCM		     ((__u32) 0x00000001) 
+#define SND_AUDIOMODE_IEC_AC3		     ((__u32) 0x00000002) 
+#define SND_AUDIOMODE_IEC_MPEG1		     ((__u32) 0x00000004) 
+#define SND_AUDIOMODE_IEC_MP3		     ((__u32) 0x00000008) 
+#define SND_AUDIOMODE_IEC_MPEG2		     ((__u32) 0x00000010) 
+#define SND_AUDIOMODE_IEC_AACLC		     ((__u32) 0x00000020) 
+#define SND_AUDIOMODE_IEC_DTS		     ((__u32) 0x00000040) 
+#define SND_AUDIOMODE_IEC_ATRAC		     ((__u32) 0x00000080) 
+#define SND_AUDIOMODE_IEC_SACD		     ((__u32) 0x00000100) 
+#define SND_AUDIOMODE_IEC_EAC3		     ((__u32) 0x00000200) 
+#define SND_AUDIOMODE_IEC_DTS_HD	     ((__u32) 0x00000400) 
+#define SND_AUDIOMODE_IEC_MLP		     ((__u32) 0x00000800) 
+#define SND_AUDIOMODE_IEC_DST		     ((__u32) 0x00001000) 
+#define SND_AUDIOMODE_IEC_WMAPRO	     ((__u32) 0x00002000) 
+#define SND_AUDIOMODE_IEC_REF_CXT            ((__u32) 0x00004000) 
+#define SND_AUDIOMODE_IEC_HE_AAC	     ((__u32) 0x00008000) 
+#define SND_AUDIOMODE_IEC_HE_AAC2	     ((__u32) 0x00010000) 
+#define SND_AUDIOMODE_IEC_MPEG_SURROUND	     ((__u32) 0x00020000) 
+ 
+#define SND_AUDIOPROFILE_G723_1              ((__u32) 0x00000001) 
+ 
+#define SND_AUDIOMODE_G723_1_ANNEX_A         ((__u32) 0x00000001) 
+#define SND_AUDIOMODE_G723_1_ANNEX_B         ((__u32) 0x00000002) 
+#define SND_AUDIOMODE_G723_1_ANNEX_C         ((__u32) 0x00000004) 
+ 
+#define SND_AUDIOPROFILE_G729                ((__u32) 0x00000001) 
+ 
+#define SND_AUDIOMODE_G729_ANNEX_A           ((__u32) 0x00000001) 
+#define SND_AUDIOMODE_G729_ANNEX_B           ((__u32) 0x00000002) 
+ 
+/* <FIXME: multichannel encoders aren't supported for now. Would need 
+   an additional definition of channel arrangement> */ 
+ 
+/* VBR/CBR definitions */ 
+#define SND_RATECONTROLMODE_CONSTANTBITRATE  ((__u32) 0x00000001) 
+#define SND_RATECONTROLMODE_VARIABLEBITRATE  ((__u32) 0x00000002) 
+ 
+/* Encoder options */ 
+ 
+struct snd_enc_wma { 
+	__u32 super_block_align; /* WMA Type-specific data */ 
+}; 
+ 
+ 
+/** 
+ * struct snd_enc_vorbis 
+ * @quality: Sets encoding quality to n, between -1 (low) and 10 (high). 
+ * In the default mode of operation, the quality level is 3. 
+ * Normal quality range is 0 - 10. 
+ * @managed: Boolean. Set  bitrate  management  mode. This turns off the 
+ * normal VBR encoding, but allows hard or soft bitrate constraints to be 
+ * enforced by the encoder. This mode can be slower, and may also be 
+ * lower quality. It is primarily useful for streaming. 
+ * @max_bit_rate: Enabled only if managed is TRUE 
+ * @min_bit_rate: Enabled only if managed is TRUE 
+ * @downmix: Boolean. Downmix input from stereo to mono (has no effect on 
+ * non-stereo streams). Useful for lower-bitrate encoding. 
+ * 
+ * These options were extracted from the OpenMAX IL spec and Gstreamer vorbisenc 
+ * properties 
+ * 
+ * For best quality users should specify VBR mode and set quality levels. 
+ */ 
+ 
+struct snd_enc_vorbis { 
+	__s32 quality; 
+	__u32 managed; 
+	__u32 max_bit_rate; 
+	__u32 min_bit_rate; 
+	__u32 downmix; 
+} __attribute__((packed, aligned(4))); 
+ 
+ 
+/** 
+ * struct snd_enc_real 
+ * @quant_bits: number of coupling quantization bits in the stream 
+ * @start_region: coupling start region in the stream 
+ * @num_regions: number of regions value 
+ * 
+ * These options were extracted from the OpenMAX IL spec 
+ */ 
+ 
+struct snd_enc_real { 
+	__u32 quant_bits; 
+	__u32 start_region; 
+	__u32 num_regions; 
+} __attribute__((packed, aligned(4))); 
+ 
+/** 
+ * struct snd_enc_flac 
+ * @num: serial number, valid only for OGG formats 
+ *	needs to be set by application 
+ * @gain: Add replay gain tags 
+ * 
+ * These options were extracted from the FLAC online documentation 
+ * at http://flac.sourceforge.net/documentation_tools_flac.html 
+ * 
+ * To make the API simpler, it is assumed that the user will select quality 
+ * profiles. Additional options that affect encoding quality and speed can 
+ * be added at a later stage if needed. 
+ * 
+ * By default the Subset format is used by encoders. 
+ * 
+ * TAGS such as pictures, etc, cannot be handled by an offloaded encoder and are 
+ * not supported in this API. 
+ */ 
+ 
+struct snd_enc_flac { 
+	__u32 num; 
+	__u32 gain; 
+} __attribute__((packed, aligned(4))); 
+ 
+struct snd_enc_generic { 
+	__u32 bw;	/* encoder bandwidth */ 
+	__s32 reserved[15];	/* Can be used for SND_AUDIOCODEC_BESPOKE */ 
+} __attribute__((packed, aligned(4))); 
+ 
+struct snd_dec_flac { 
+	__u16 sample_size; 
+	__u16 min_blk_size; 
+	__u16 max_blk_size; 
+	__u16 min_frame_size; 
+	__u16 max_frame_size; 
+	__u16 reserved; 
+} __attribute__((packed, aligned(4))); 
+ 
+struct snd_dec_wma { 
+	__u32 encoder_option; 
+	__u32 adv_encoder_option; 
+	__u32 adv_encoder_option2; 
+	__u32 reserved; 
+} __attribute__((packed, aligned(4))); 
+ 
+struct snd_dec_alac { 
+	__u32 frame_length; 
+	__u8 compatible_version; 
+	__u8 pb; 
+	__u8 mb; 
+	__u8 kb; 
+	__u32 max_run; 
+	__u32 max_frame_bytes; 
+} __attribute__((packed, aligned(4))); 
+ 
+struct snd_dec_ape { 
+	__u16 compatible_version; 
+	__u16 compression_level; 
+	__u32 format_flags; 
+	__u32 blocks_per_frame; 
+	__u32 final_frame_blocks; 
+	__u32 total_frames; 
+	__u32 seek_table_present; 
+} __attribute__((packed, aligned(4))); 
+ 
+union snd_codec_options { 
+	struct snd_enc_wma wma; 
+	struct snd_enc_vorbis vorbis; 
+	struct snd_enc_real real; 
+	struct snd_enc_flac flac; 
+	struct snd_enc_generic generic; 
+	struct snd_dec_flac flac_d; 
+	struct snd_dec_wma wma_d; 
+	struct snd_dec_alac alac_d; 
+	struct snd_dec_ape ape_d; 
+} __attribute__((packed, aligned(4))); 
+ 
+/** struct snd_codec_desc - description of codec capabilities 
+ * @max_ch: Maximum number of audio channels 
+ * @sample_rates: Sampling rates in Hz, use values like 48000 for this 
+ * @num_sample_rates: Number of valid values in sample_rates array 
+ * @bit_rate: Indexed array containing supported bit rates 
+ * @num_bitrates: Number of valid values in bit_rate array 
+ * @rate_control: value is specified by SND_RATECONTROLMODE defines. 
+ * @profiles: Supported profiles. See SND_AUDIOPROFILE defines. 
+ * @modes: Supported modes. See SND_AUDIOMODE defines 
+ * @formats: Supported formats. See SND_AUDIOSTREAMFORMAT defines 
+ * @min_buffer: Minimum buffer size handled by codec implementation 
+ * @reserved: reserved for future use 
+ * 
+ * This structure provides a scalar value for profiles, modes and stream 
+ * format fields. 
+ * If an implementation supports multiple combinations, they will be listed as 
+ * codecs with different descriptors, for example there would be 2 descriptors 
+ * for AAC-RAW and AAC-ADTS. 
+ * This entails some redundancy but makes it easier to avoid invalid 
+ * configurations. 
+ * 
+ */ 
+ 
+struct snd_codec_desc { 
+	__u32 max_ch; 
+	__u32 sample_rates[MAX_NUM_SAMPLE_RATES]; 
+	__u32 num_sample_rates; 
+	__u32 bit_rate[MAX_NUM_BITRATES]; 
+	__u32 num_bitrates; 
+	__u32 rate_control; 
+	__u32 profiles; 
+	__u32 modes; 
+	__u32 formats; 
+	__u32 min_buffer; 
+	__u32 reserved[15]; 
+} __attribute__((packed, aligned(4))); 
+ 
+/** struct snd_codec 
+ * @id: Identifies the supported audio encoder/decoder. 
+ *		See SND_AUDIOCODEC macros. 
+ * @ch_in: Number of input audio channels 
+ * @ch_out: Number of output channels. In case of contradiction between 
+ *		this field and the channelMode field, the channelMode field 
+ *		overrides. 
+ * @sample_rate: Audio sample rate of input data in Hz, use values like 48000 
+ *		for this. 
+ * @bit_rate: Bitrate of encoded data. May be ignored by decoders 
+ * @rate_control: Encoding rate control. See SND_RATECONTROLMODE defines. 
+ *               Encoders may rely on profiles for quality levels. 
+ *		 May be ignored by decoders. 
+ * @profile: Mandatory for encoders, can be mandatory for specific 
+ *		decoders as well. See SND_AUDIOPROFILE defines. 
+ * @level: Supported level (Only used by WMA at the moment) 
+ * @ch_mode: Channel mode for encoder. See SND_AUDIOCHANMODE defines 
+ * @format: Format of encoded bistream. Mandatory when defined. 
+ *		See SND_AUDIOSTREAMFORMAT defines. 
+ * @align: Block alignment in bytes of an audio sample. 
+ *		Only required for PCM or IEC formats. 
+ * @options: encoder-specific settings 
+ * @reserved: reserved for future use 
+ */ 
+ 
+struct snd_codec { 
+	__u32 id; 
+	__u32 ch_in; 
+	__u32 ch_out; 
+	__u32 sample_rate; 
+	__u32 bit_rate; 
+	__u32 rate_control; 
+	__u32 profile; 
+	__u32 level; 
+	__u32 ch_mode; 
+	__u32 format; 
+	__u32 align; 
+	union snd_codec_options options; 
+	__u32 reserved[3]; 
+} __attribute__((packed, aligned(4))); 
+ 
+#endif