1/* 2 * Copyright (c) 2008 The Khronos Group Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining 5 * a copy of this software and associated documentation files (the 6 * "Software"), to deal in the Software without restriction, including 7 * without limitation the rights to use, copy, modify, merge, publish, 8 * distribute, sublicense, and/or sell copies of the Software, and to 9 * permit persons to whom the Software is furnished to do so, subject 10 * to the following conditions: 11 * The above copyright notice and this permission notice shall be included 12 * in all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 16 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 17 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY 18 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 19 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 20 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 21 * 22 */ 23 24/** @file OMX_Audio.h - OpenMax IL version 1.1.2 25 * The structures needed by Audio components to exchange 26 * parameters and configuration data with the componenmilts. 27 */ 28 29#ifndef OMX_Audio_h 30#define OMX_Audio_h 31 32#ifdef __cplusplus 33extern "C" { 34#endif /* __cplusplus */ 35 36 37/* Each OMX header must include all required header files to allow the 38 * header to compile without errors. The includes below are required 39 * for this header file to compile successfully 40 */ 41 42#include <OMX_Core.h> 43 44/** @defgroup midi MIDI 45 * @ingroup audio 46 */ 47 48/** @defgroup effects Audio effects 49 * @ingroup audio 50 */ 51 52/** @defgroup audio OpenMAX IL Audio Domain 53 * Structures for OpenMAX IL Audio domain 54 * @{ 55 */ 56 57/** Enumeration used to define the possible audio codings. 58 * If "OMX_AUDIO_CodingUnused" is selected, the coding selection must 59 * be done in a vendor specific way. Since this is for an audio 60 * processing element this enum is relevant. However, for another 61 * type of component other enums would be in this area. 62 */ 63typedef enum OMX_AUDIO_CODINGTYPE { 64 OMX_AUDIO_CodingUnused = 0, /**< Placeholder value when coding is N/A */ 65 OMX_AUDIO_CodingAutoDetect, /**< auto detection of audio format */ 66 OMX_AUDIO_CodingPCM, /**< Any variant of PCM coding */ 67 OMX_AUDIO_CodingADPCM, /**< Any variant of ADPCM encoded data */ 68 OMX_AUDIO_CodingAMR, /**< Any variant of AMR encoded data */ 69 OMX_AUDIO_CodingGSMFR, /**< Any variant of GSM fullrate (i.e. GSM610) */ 70 OMX_AUDIO_CodingGSMEFR, /**< Any variant of GSM Enhanced Fullrate encoded data*/ 71 OMX_AUDIO_CodingGSMHR, /**< Any variant of GSM Halfrate encoded data */ 72 OMX_AUDIO_CodingPDCFR, /**< Any variant of PDC Fullrate encoded data */ 73 OMX_AUDIO_CodingPDCEFR, /**< Any variant of PDC Enhanced Fullrate encoded data */ 74 OMX_AUDIO_CodingPDCHR, /**< Any variant of PDC Halfrate encoded data */ 75 OMX_AUDIO_CodingTDMAFR, /**< Any variant of TDMA Fullrate encoded data (TIA/EIA-136-420) */ 76 OMX_AUDIO_CodingTDMAEFR, /**< Any variant of TDMA Enhanced Fullrate encoded data (TIA/EIA-136-410) */ 77 OMX_AUDIO_CodingQCELP8, /**< Any variant of QCELP 8kbps encoded data */ 78 OMX_AUDIO_CodingQCELP13, /**< Any variant of QCELP 13kbps encoded data */ 79 OMX_AUDIO_CodingEVRC, /**< Any variant of EVRC encoded data */ 80 OMX_AUDIO_CodingSMV, /**< Any variant of SMV encoded data */ 81 OMX_AUDIO_CodingG711, /**< Any variant of G.711 encoded data */ 82 OMX_AUDIO_CodingG723, /**< Any variant of G.723 dot 1 encoded data */ 83 OMX_AUDIO_CodingG726, /**< Any variant of G.726 encoded data */ 84 OMX_AUDIO_CodingG729, /**< Any variant of G.729 encoded data */ 85 OMX_AUDIO_CodingAAC, /**< Any variant of AAC encoded data */ 86 OMX_AUDIO_CodingMP3, /**< Any variant of MP3 encoded data */ 87 OMX_AUDIO_CodingSBC, /**< Any variant of SBC encoded data */ 88 OMX_AUDIO_CodingVORBIS, /**< Any variant of VORBIS encoded data */ 89 OMX_AUDIO_CodingWMA, /**< Any variant of WMA encoded data */ 90 OMX_AUDIO_CodingRA, /**< Any variant of RA encoded data */ 91 OMX_AUDIO_CodingMIDI, /**< Any variant of MIDI encoded data */ 92 OMX_AUDIO_CodingKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 93 OMX_AUDIO_CodingVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 94 OMX_AUDIO_CodingMax = 0x7FFFFFFF 95} OMX_AUDIO_CODINGTYPE; 96 97 98/** The PortDefinition structure is used to define all of the parameters 99 * necessary for the compliant component to setup an input or an output audio 100 * path. If additional information is needed to define the parameters of the 101 * port (such as frequency), additional structures must be sent such as the 102 * OMX_AUDIO_PARAM_PCMMODETYPE structure to supply the extra parameters for the port. 103 */ 104typedef struct OMX_AUDIO_PORTDEFINITIONTYPE { 105 OMX_STRING cMIMEType; /**< MIME type of data for the port */ 106 OMX_NATIVE_DEVICETYPE pNativeRender; /** < platform specific reference 107 for an output device, 108 otherwise this field is 0 */ 109 OMX_BOOL bFlagErrorConcealment; /**< Turns on error concealment if it is 110 supported by the OMX component */ 111 OMX_AUDIO_CODINGTYPE eEncoding; /**< Type of data expected for this 112 port (e.g. PCM, AMR, MP3, etc) */ 113} OMX_AUDIO_PORTDEFINITIONTYPE; 114 115 116/** Port format parameter. This structure is used to enumerate 117 * the various data input/output format supported by the port. 118 */ 119typedef struct OMX_AUDIO_PARAM_PORTFORMATTYPE { 120 OMX_U32 nSize; /**< size of the structure in bytes */ 121 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 122 OMX_U32 nPortIndex; /**< Indicates which port to set */ 123 OMX_U32 nIndex; /**< Indicates the enumeration index for the format from 0x0 to N-1 */ 124 OMX_AUDIO_CODINGTYPE eEncoding; /**< Type of data expected for this port (e.g. PCM, AMR, MP3, etc) */ 125} OMX_AUDIO_PARAM_PORTFORMATTYPE; 126 127 128/** PCM mode type */ 129typedef enum OMX_AUDIO_PCMMODETYPE { 130 OMX_AUDIO_PCMModeLinear = 0, /**< Linear PCM encoded data */ 131 OMX_AUDIO_PCMModeALaw, /**< A law PCM encoded data (G.711) */ 132 OMX_AUDIO_PCMModeMULaw, /**< Mu law PCM encoded data (G.711) */ 133 OMX_AUDIO_PCMModeKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 134 OMX_AUDIO_PCMModeVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 135 OMX_AUDIO_PCMModeMax = 0x7FFFFFFF 136} OMX_AUDIO_PCMMODETYPE; 137 138 139typedef enum OMX_AUDIO_CHANNELTYPE { 140 OMX_AUDIO_ChannelNone = 0x0, /**< Unused or empty */ 141 OMX_AUDIO_ChannelLF = 0x1, /**< Left front */ 142 OMX_AUDIO_ChannelRF = 0x2, /**< Right front */ 143 OMX_AUDIO_ChannelCF = 0x3, /**< Center front */ 144 OMX_AUDIO_ChannelLS = 0x4, /**< Left surround */ 145 OMX_AUDIO_ChannelRS = 0x5, /**< Right surround */ 146 OMX_AUDIO_ChannelLFE = 0x6, /**< Low frequency effects */ 147 OMX_AUDIO_ChannelCS = 0x7, /**< Back surround */ 148 OMX_AUDIO_ChannelLR = 0x8, /**< Left rear. */ 149 OMX_AUDIO_ChannelRR = 0x9, /**< Right rear. */ 150 OMX_AUDIO_ChannelKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 151 OMX_AUDIO_ChannelVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 152 OMX_AUDIO_ChannelMax = 0x7FFFFFFF 153} OMX_AUDIO_CHANNELTYPE; 154 155#define OMX_AUDIO_MAXCHANNELS 16 /**< maximum number distinct audio channels that a buffer may contain */ 156#define OMX_MIN_PCMPAYLOAD_MSEC 5 /**< Minimum audio buffer payload size for uncompressed (PCM) audio */ 157 158/** PCM format description */ 159typedef struct OMX_AUDIO_PARAM_PCMMODETYPE { 160 OMX_U32 nSize; /**< Size of this structure, in Bytes */ 161 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 162 OMX_U32 nPortIndex; /**< port that this structure applies to */ 163 OMX_U32 nChannels; /**< Number of channels (e.g. 2 for stereo) */ 164 OMX_NUMERICALDATATYPE eNumData; /**< indicates PCM data as signed or unsigned */ 165 OMX_ENDIANTYPE eEndian; /**< indicates PCM data as little or big endian */ 166 OMX_BOOL bInterleaved; /**< True for normal interleaved data; false for 167 non-interleaved data (e.g. block data) */ 168 OMX_U32 nBitPerSample; /**< Bit per sample */ 169 OMX_U32 nSamplingRate; /**< Sampling rate of the source data. Use 0 for 170 variable or unknown sampling rate. */ 171 OMX_AUDIO_PCMMODETYPE ePCMMode; /**< PCM mode enumeration */ 172 OMX_AUDIO_CHANNELTYPE eChannelMapping[OMX_AUDIO_MAXCHANNELS]; /**< Slot i contains channel defined by eChannelMap[i] */ 173 174} OMX_AUDIO_PARAM_PCMMODETYPE; 175 176 177/** Audio channel mode. This is used by both AAC and MP3, although the names are more appropriate 178 * for the MP3. For example, JointStereo for MP3 is CouplingChannels for AAC. 179 */ 180typedef enum OMX_AUDIO_CHANNELMODETYPE { 181 OMX_AUDIO_ChannelModeStereo = 0, /**< 2 channels, the bitrate allocation between those 182 two channels changes accordingly to each channel information */ 183 OMX_AUDIO_ChannelModeJointStereo, /**< mode that takes advantage of what is common between 184 2 channels for higher compression gain */ 185 OMX_AUDIO_ChannelModeDual, /**< 2 mono-channels, each channel is encoded with half 186 the bitrate of the overall bitrate */ 187 OMX_AUDIO_ChannelModeMono, /**< Mono channel mode */ 188 OMX_AUDIO_ChannelModeKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 189 OMX_AUDIO_ChannelModeVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 190 OMX_AUDIO_ChannelModeMax = 0x7FFFFFFF 191} OMX_AUDIO_CHANNELMODETYPE; 192 193 194typedef enum OMX_AUDIO_MP3STREAMFORMATTYPE { 195 OMX_AUDIO_MP3StreamFormatMP1Layer3 = 0, /**< MP3 Audio MPEG 1 Layer 3 Stream format */ 196 OMX_AUDIO_MP3StreamFormatMP2Layer3, /**< MP3 Audio MPEG 2 Layer 3 Stream format */ 197 OMX_AUDIO_MP3StreamFormatMP2_5Layer3, /**< MP3 Audio MPEG2.5 Layer 3 Stream format */ 198 OMX_AUDIO_MP3StreamFormatKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 199 OMX_AUDIO_MP3StreamFormatVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 200 OMX_AUDIO_MP3StreamFormatMax = 0x7FFFFFFF 201} OMX_AUDIO_MP3STREAMFORMATTYPE; 202 203/** MP3 params */ 204typedef struct OMX_AUDIO_PARAM_MP3TYPE { 205 OMX_U32 nSize; /**< size of the structure in bytes */ 206 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 207 OMX_U32 nPortIndex; /**< port that this structure applies to */ 208 OMX_U32 nChannels; /**< Number of channels */ 209 OMX_U32 nBitRate; /**< Bit rate of the input data. Use 0 for variable 210 rate or unknown bit rates */ 211 OMX_U32 nSampleRate; /**< Sampling rate of the source data. Use 0 for 212 variable or unknown sampling rate. */ 213 OMX_U32 nAudioBandWidth; /**< Audio band width (in Hz) to which an encoder should 214 limit the audio signal. Use 0 to let encoder decide */ 215 OMX_AUDIO_CHANNELMODETYPE eChannelMode; /**< Channel mode enumeration */ 216 OMX_AUDIO_MP3STREAMFORMATTYPE eFormat; /**< MP3 stream format */ 217} OMX_AUDIO_PARAM_MP3TYPE; 218 219 220typedef enum OMX_AUDIO_AACSTREAMFORMATTYPE { 221 OMX_AUDIO_AACStreamFormatMP2ADTS = 0, /**< AAC Audio Data Transport Stream 2 format */ 222 OMX_AUDIO_AACStreamFormatMP4ADTS, /**< AAC Audio Data Transport Stream 4 format */ 223 OMX_AUDIO_AACStreamFormatMP4LOAS, /**< AAC Low Overhead Audio Stream format */ 224 OMX_AUDIO_AACStreamFormatMP4LATM, /**< AAC Low overhead Audio Transport Multiplex */ 225 OMX_AUDIO_AACStreamFormatADIF, /**< AAC Audio Data Interchange Format */ 226 OMX_AUDIO_AACStreamFormatMP4FF, /**< AAC inside MPEG-4/ISO File Format */ 227 OMX_AUDIO_AACStreamFormatRAW, /**< AAC Raw Format */ 228 OMX_AUDIO_AACStreamFormatKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 229 OMX_AUDIO_AACStreamFormatVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 230 OMX_AUDIO_AACStreamFormatMax = 0x7FFFFFFF 231} OMX_AUDIO_AACSTREAMFORMATTYPE; 232 233 234/** AAC mode type. Note that the term profile is used with the MPEG-2 235 * standard and the term object type and profile is used with MPEG-4 */ 236typedef enum OMX_AUDIO_AACPROFILETYPE{ 237 OMX_AUDIO_AACObjectNull = 0, /**< Null, not used */ 238 OMX_AUDIO_AACObjectMain = 1, /**< AAC Main object */ 239 OMX_AUDIO_AACObjectLC, /**< AAC Low Complexity object (AAC profile) */ 240 OMX_AUDIO_AACObjectSSR, /**< AAC Scalable Sample Rate object */ 241 OMX_AUDIO_AACObjectLTP, /**< AAC Long Term Prediction object */ 242 OMX_AUDIO_AACObjectHE, /**< AAC High Efficiency (object type SBR, HE-AAC profile) */ 243 OMX_AUDIO_AACObjectScalable, /**< AAC Scalable object */ 244 OMX_AUDIO_AACObjectERLC = 17, /**< ER AAC Low Complexity object (Error Resilient AAC-LC) */ 245 OMX_AUDIO_AACObjectLD = 23, /**< AAC Low Delay object (Error Resilient) */ 246 OMX_AUDIO_AACObjectHE_PS = 29, /**< AAC High Efficiency with Parametric Stereo coding (HE-AAC v2, object type PS) */ 247 OMX_AUDIO_AACObjectKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 248 OMX_AUDIO_AACObjectVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 249 OMX_AUDIO_AACObjectMax = 0x7FFFFFFF 250} OMX_AUDIO_AACPROFILETYPE; 251 252 253/** AAC tool usage (for nAACtools in OMX_AUDIO_PARAM_AACPROFILETYPE). 254 * Required for encoder configuration and optional as decoder info output. 255 * For MP3, OMX_AUDIO_CHANNELMODETYPE is sufficient. */ 256#define OMX_AUDIO_AACToolNone 0x00000000 /**< no AAC tools allowed (encoder config) or active (decoder info output) */ 257#define OMX_AUDIO_AACToolMS 0x00000001 /**< MS: Mid/side joint coding tool allowed or active */ 258#define OMX_AUDIO_AACToolIS 0x00000002 /**< IS: Intensity stereo tool allowed or active */ 259#define OMX_AUDIO_AACToolTNS 0x00000004 /**< TNS: Temporal Noise Shaping tool allowed or active */ 260#define OMX_AUDIO_AACToolPNS 0x00000008 /**< PNS: MPEG-4 Perceptual Noise substitution tool allowed or active */ 261#define OMX_AUDIO_AACToolLTP 0x00000010 /**< LTP: MPEG-4 Long Term Prediction tool allowed or active */ 262#define OMX_AUDIO_AACToolAll 0x7FFFFFFF /**< all AAC tools allowed or active (*/ 263 264/** MPEG-4 AAC error resilience (ER) tool usage (for nAACERtools in OMX_AUDIO_PARAM_AACPROFILETYPE). 265 * Required for ER encoder configuration and optional as decoder info output */ 266#define OMX_AUDIO_AACERNone 0x00000000 /**< no AAC ER tools allowed/used */ 267#define OMX_AUDIO_AACERVCB11 0x00000001 /**< VCB11: Virtual Code Books for AAC section data */ 268#define OMX_AUDIO_AACERRVLC 0x00000002 /**< RVLC: Reversible Variable Length Coding */ 269#define OMX_AUDIO_AACERHCR 0x00000004 /**< HCR: Huffman Codeword Reordering */ 270#define OMX_AUDIO_AACERAll 0x7FFFFFFF /**< all AAC ER tools allowed/used */ 271 272 273/** AAC params */ 274typedef struct OMX_AUDIO_PARAM_AACPROFILETYPE { 275 OMX_U32 nSize; /**< Size of this structure, in Bytes */ 276 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 277 OMX_U32 nPortIndex; /**< Port that this structure applies to */ 278 OMX_U32 nChannels; /**< Number of channels */ 279 OMX_U32 nSampleRate; /**< Sampling rate of the source data. Use 0 for 280 variable or unknown sampling rate. */ 281 OMX_U32 nBitRate; /**< Bit rate of the input data. Use 0 for variable 282 rate or unknown bit rates */ 283 OMX_U32 nAudioBandWidth; /**< Audio band width (in Hz) to which an encoder should 284 limit the audio signal. Use 0 to let encoder decide */ 285 OMX_U32 nFrameLength; /**< Frame length (in audio samples per channel) of the codec. 286 Can be 1024 or 960 (AAC-LC), 2048 (HE-AAC), 480 or 512 (AAC-LD). 287 Use 0 to let encoder decide */ 288 OMX_U32 nAACtools; /**< AAC tool usage */ 289 OMX_U32 nAACERtools; /**< MPEG-4 AAC error resilience tool usage */ 290 OMX_AUDIO_AACPROFILETYPE eAACProfile; /**< AAC profile enumeration */ 291 OMX_AUDIO_AACSTREAMFORMATTYPE eAACStreamFormat; /**< AAC stream format enumeration */ 292 OMX_AUDIO_CHANNELMODETYPE eChannelMode; /**< Channel mode enumeration */ 293} OMX_AUDIO_PARAM_AACPROFILETYPE; 294 295 296/** VORBIS params */ 297typedef struct OMX_AUDIO_PARAM_VORBISTYPE { 298 OMX_U32 nSize; /**< size of the structure in bytes */ 299 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 300 OMX_U32 nPortIndex; /**< port that this structure applies to */ 301 OMX_U32 nChannels; /**< Number of channels */ 302 OMX_U32 nBitRate; /**< Bit rate of the encoded data data. Use 0 for variable 303 rate or unknown bit rates. Encoding is set to the 304 bitrate closest to specified value (in bps) */ 305 OMX_U32 nMinBitRate; /**< Sets minimum bitrate (in bps). */ 306 OMX_U32 nMaxBitRate; /**< Sets maximum bitrate (in bps). */ 307 308 OMX_U32 nSampleRate; /**< Sampling rate of the source data. Use 0 for 309 variable or unknown sampling rate. */ 310 OMX_U32 nAudioBandWidth; /**< Audio band width (in Hz) to which an encoder should 311 limit the audio signal. Use 0 to let encoder decide */ 312 OMX_S32 nQuality; /**< Sets encoding quality to n, between -1 (low) and 10 (high). 313 In the default mode of operation, teh quality level is 3. 314 Normal quality range is 0 - 10. */ 315 OMX_BOOL bManaged; /**< Set bitrate management mode. This turns off the 316 normal VBR encoding, but allows hard or soft bitrate 317 constraints to be enforced by the encoder. This mode can 318 be slower, and may also be lower quality. It is 319 primarily useful for streaming. */ 320 OMX_BOOL bDownmix; /**< Downmix input from stereo to mono (has no effect on 321 non-stereo streams). Useful for lower-bitrate encoding. */ 322} OMX_AUDIO_PARAM_VORBISTYPE; 323 324 325/** WMA Version */ 326typedef enum OMX_AUDIO_WMAFORMATTYPE { 327 OMX_AUDIO_WMAFormatUnused = 0, /**< format unused or unknown */ 328 OMX_AUDIO_WMAFormat7, /**< Windows Media Audio format 7 */ 329 OMX_AUDIO_WMAFormat8, /**< Windows Media Audio format 8 */ 330 OMX_AUDIO_WMAFormat9, /**< Windows Media Audio format 9 */ 331 OMX_AUDIO_WMAFormatKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 332 OMX_AUDIO_WMAFormatVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 333 OMX_AUDIO_WMAFormatMax = 0x7FFFFFFF 334} OMX_AUDIO_WMAFORMATTYPE; 335 336 337/** WMA Profile */ 338typedef enum OMX_AUDIO_WMAPROFILETYPE { 339 OMX_AUDIO_WMAProfileUnused = 0, /**< profile unused or unknown */ 340 OMX_AUDIO_WMAProfileL1, /**< Windows Media audio version 9 profile L1 */ 341 OMX_AUDIO_WMAProfileL2, /**< Windows Media audio version 9 profile L2 */ 342 OMX_AUDIO_WMAProfileL3, /**< Windows Media audio version 9 profile L3 */ 343 OMX_AUDIO_WMAProfileKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 344 OMX_AUDIO_WMAProfileVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 345 OMX_AUDIO_WMAProfileMax = 0x7FFFFFFF 346} OMX_AUDIO_WMAPROFILETYPE; 347 348 349/** WMA params */ 350typedef struct OMX_AUDIO_PARAM_WMATYPE { 351 OMX_U32 nSize; /**< size of the structure in bytes */ 352 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 353 OMX_U32 nPortIndex; /**< port that this structure applies to */ 354 OMX_U16 nChannels; /**< Number of channels */ 355 OMX_U32 nBitRate; /**< Bit rate of the input data. Use 0 for variable 356 rate or unknown bit rates */ 357 OMX_AUDIO_WMAFORMATTYPE eFormat; /**< Version of WMA stream / data */ 358 OMX_AUDIO_WMAPROFILETYPE eProfile; /**< Profile of WMA stream / data */ 359 OMX_U32 nSamplingRate; /**< Sampling rate of the source data */ 360 OMX_U16 nBlockAlign; /**< is the block alignment, or block size, in bytes of the audio codec */ 361 OMX_U16 nEncodeOptions; /**< WMA Type-specific data */ 362 OMX_U32 nSuperBlockAlign; /**< WMA Type-specific data */ 363} OMX_AUDIO_PARAM_WMATYPE; 364 365/** 366 * RealAudio format 367 */ 368typedef enum OMX_AUDIO_RAFORMATTYPE { 369 OMX_AUDIO_RAFormatUnused = 0, /**< Format unused or unknown */ 370 OMX_AUDIO_RA8, /**< RealAudio 8 codec */ 371 OMX_AUDIO_RA9, /**< RealAudio 9 codec */ 372 OMX_AUDIO_RA10_AAC, /**< MPEG-4 AAC codec for bitrates of more than 128kbps */ 373 OMX_AUDIO_RA10_CODEC, /**< RealAudio codec for bitrates less than 128 kbps */ 374 OMX_AUDIO_RA10_LOSSLESS, /**< RealAudio Lossless */ 375 OMX_AUDIO_RA10_MULTICHANNEL, /**< RealAudio Multichannel */ 376 OMX_AUDIO_RA10_VOICE, /**< RealAudio Voice for bitrates below 15 kbps */ 377 OMX_AUDIO_RAFormatKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 378 OMX_AUDIO_RAFormatVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 379 OMX_VIDEO_RAFormatMax = 0x7FFFFFFF 380} OMX_AUDIO_RAFORMATTYPE; 381 382/** RA (Real Audio) params */ 383typedef struct OMX_AUDIO_PARAM_RATYPE { 384 OMX_U32 nSize; /**< Size of this structure, in Bytes */ 385 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 386 OMX_U32 nPortIndex; /**< Port that this structure applies to */ 387 OMX_U32 nChannels; /**< Number of channels */ 388 OMX_U32 nSamplingRate; /**< is the sampling rate of the source data */ 389 OMX_U32 nBitsPerFrame; /**< is the value for bits per frame */ 390 OMX_U32 nSamplePerFrame; /**< is the value for samples per frame */ 391 OMX_U32 nCouplingQuantBits; /**< is the number of coupling quantization bits in the stream */ 392 OMX_U32 nCouplingStartRegion; /**< is the coupling start region in the stream */ 393 OMX_U32 nNumRegions; /**< is the number of regions value */ 394 OMX_AUDIO_RAFORMATTYPE eFormat; /**< is the RealAudio audio format */ 395} OMX_AUDIO_PARAM_RATYPE; 396 397 398/** SBC Allocation Method Type */ 399typedef enum OMX_AUDIO_SBCALLOCMETHODTYPE { 400 OMX_AUDIO_SBCAllocMethodLoudness, /**< Loudness allocation method */ 401 OMX_AUDIO_SBCAllocMethodSNR, /**< SNR allocation method */ 402 OMX_AUDIO_SBCAllocMethodKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 403 OMX_AUDIO_SBCAllocMethodVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 404 OMX_AUDIO_SBCAllocMethodMax = 0x7FFFFFFF 405} OMX_AUDIO_SBCALLOCMETHODTYPE; 406 407 408/** SBC params */ 409typedef struct OMX_AUDIO_PARAM_SBCTYPE { 410 OMX_U32 nSize; /**< size of the structure in bytes */ 411 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 412 OMX_U32 nPortIndex; /**< port that this structure applies to */ 413 OMX_U32 nChannels; /**< Number of channels */ 414 OMX_U32 nBitRate; /**< Bit rate of the input data. Use 0 for variable 415 rate or unknown bit rates */ 416 OMX_U32 nSampleRate; /**< Sampling rate of the source data. Use 0 for 417 variable or unknown sampling rate. */ 418 OMX_U32 nBlocks; /**< Number of blocks */ 419 OMX_U32 nSubbands; /**< Number of subbands */ 420 OMX_U32 nBitPool; /**< Bitpool value */ 421 OMX_BOOL bEnableBitrate; /**< Use bitrate value instead of bitpool */ 422 OMX_AUDIO_CHANNELMODETYPE eChannelMode; /**< Channel mode enumeration */ 423 OMX_AUDIO_SBCALLOCMETHODTYPE eSBCAllocType; /**< SBC Allocation method type */ 424} OMX_AUDIO_PARAM_SBCTYPE; 425 426 427/** ADPCM stream format parameters */ 428typedef struct OMX_AUDIO_PARAM_ADPCMTYPE { 429 OMX_U32 nSize; /**< size of the structure in bytes */ 430 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 431 OMX_U32 nPortIndex; /**< port that this structure applies to */ 432 OMX_U32 nChannels; /**< Number of channels in the data stream (not 433 necessarily the same as the number of channels 434 to be rendered. */ 435 OMX_U32 nBitsPerSample; /**< Number of bits in each sample */ 436 OMX_U32 nSampleRate; /**< Sampling rate of the source data. Use 0 for 437 variable or unknown sampling rate. */ 438} OMX_AUDIO_PARAM_ADPCMTYPE; 439 440 441/** G723 rate */ 442typedef enum OMX_AUDIO_G723RATE { 443 OMX_AUDIO_G723ModeUnused = 0, /**< AMRNB Mode unused / unknown */ 444 OMX_AUDIO_G723ModeLow, /**< 5300 bps */ 445 OMX_AUDIO_G723ModeHigh, /**< 6300 bps */ 446 OMX_AUDIO_G723ModeKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 447 OMX_AUDIO_G723ModeVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 448 OMX_AUDIO_G723ModeMax = 0x7FFFFFFF 449} OMX_AUDIO_G723RATE; 450 451 452/** G723 - Sample rate must be 8 KHz */ 453typedef struct OMX_AUDIO_PARAM_G723TYPE { 454 OMX_U32 nSize; /**< size of the structure in bytes */ 455 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 456 OMX_U32 nPortIndex; /**< port that this structure applies to */ 457 OMX_U32 nChannels; /**< Number of channels in the data stream (not 458 necessarily the same as the number of channels 459 to be rendered. */ 460 OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ 461 OMX_AUDIO_G723RATE eBitRate; /**< todo: Should this be moved to a config? */ 462 OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ 463 OMX_BOOL bPostFilter; /**< Enable Post Filter */ 464} OMX_AUDIO_PARAM_G723TYPE; 465 466 467/** ITU G726 (ADPCM) rate */ 468typedef enum OMX_AUDIO_G726MODE { 469 OMX_AUDIO_G726ModeUnused = 0, /**< G726 Mode unused / unknown */ 470 OMX_AUDIO_G726Mode16, /**< 16 kbps */ 471 OMX_AUDIO_G726Mode24, /**< 24 kbps */ 472 OMX_AUDIO_G726Mode32, /**< 32 kbps, most common rate, also G721 */ 473 OMX_AUDIO_G726Mode40, /**< 40 kbps */ 474 OMX_AUDIO_G726ModeKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 475 OMX_AUDIO_G726ModeVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 476 OMX_AUDIO_G726ModeMax = 0x7FFFFFFF 477} OMX_AUDIO_G726MODE; 478 479 480/** G.726 stream format parameters - must be at 8KHz */ 481typedef struct OMX_AUDIO_PARAM_G726TYPE { 482 OMX_U32 nSize; /**< size of the structure in bytes */ 483 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 484 OMX_U32 nPortIndex; /**< port that this structure applies to */ 485 OMX_U32 nChannels; /**< Number of channels in the data stream (not 486 necessarily the same as the number of channels 487 to be rendered. */ 488 OMX_AUDIO_G726MODE eG726Mode; 489} OMX_AUDIO_PARAM_G726TYPE; 490 491 492/** G729 coder type */ 493typedef enum OMX_AUDIO_G729TYPE { 494 OMX_AUDIO_G729 = 0, /**< ITU G.729 encoded data */ 495 OMX_AUDIO_G729A, /**< ITU G.729 annex A encoded data */ 496 OMX_AUDIO_G729B, /**< ITU G.729 with annex B encoded data */ 497 OMX_AUDIO_G729AB, /**< ITU G.729 annexes A and B encoded data */ 498 OMX_AUDIO_G729KhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 499 OMX_AUDIO_G729VendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 500 OMX_AUDIO_G729Max = 0x7FFFFFFF 501} OMX_AUDIO_G729TYPE; 502 503 504/** G729 stream format parameters - fixed 6KHz sample rate */ 505typedef struct OMX_AUDIO_PARAM_G729TYPE { 506 OMX_U32 nSize; /**< size of the structure in bytes */ 507 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 508 OMX_U32 nPortIndex; /**< port that this structure applies to */ 509 OMX_U32 nChannels; /**< Number of channels in the data stream (not 510 necessarily the same as the number of channels 511 to be rendered. */ 512 OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ 513 OMX_AUDIO_G729TYPE eBitType; 514} OMX_AUDIO_PARAM_G729TYPE; 515 516 517/** AMR Frame format */ 518typedef enum OMX_AUDIO_AMRFRAMEFORMATTYPE { 519 OMX_AUDIO_AMRFrameFormatConformance = 0, /**< Frame Format is AMR Conformance 520 (Standard) Format */ 521 OMX_AUDIO_AMRFrameFormatIF1, /**< Frame Format is AMR Interface 522 Format 1 */ 523 OMX_AUDIO_AMRFrameFormatIF2, /**< Frame Format is AMR Interface 524 Format 2*/ 525 OMX_AUDIO_AMRFrameFormatFSF, /**< Frame Format is AMR File Storage 526 Format */ 527 OMX_AUDIO_AMRFrameFormatRTPPayload, /**< Frame Format is AMR Real-Time 528 Transport Protocol Payload Format */ 529 OMX_AUDIO_AMRFrameFormatITU, /**< Frame Format is ITU Format (added at Motorola request) */ 530 OMX_AUDIO_AMRFrameFormatKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 531 OMX_AUDIO_AMRFrameFormatVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 532 OMX_AUDIO_AMRFrameFormatMax = 0x7FFFFFFF 533} OMX_AUDIO_AMRFRAMEFORMATTYPE; 534 535 536/** AMR band mode */ 537typedef enum OMX_AUDIO_AMRBANDMODETYPE { 538 OMX_AUDIO_AMRBandModeUnused = 0, /**< AMRNB Mode unused / unknown */ 539 OMX_AUDIO_AMRBandModeNB0, /**< AMRNB Mode 0 = 4750 bps */ 540 OMX_AUDIO_AMRBandModeNB1, /**< AMRNB Mode 1 = 5150 bps */ 541 OMX_AUDIO_AMRBandModeNB2, /**< AMRNB Mode 2 = 5900 bps */ 542 OMX_AUDIO_AMRBandModeNB3, /**< AMRNB Mode 3 = 6700 bps */ 543 OMX_AUDIO_AMRBandModeNB4, /**< AMRNB Mode 4 = 7400 bps */ 544 OMX_AUDIO_AMRBandModeNB5, /**< AMRNB Mode 5 = 7950 bps */ 545 OMX_AUDIO_AMRBandModeNB6, /**< AMRNB Mode 6 = 10200 bps */ 546 OMX_AUDIO_AMRBandModeNB7, /**< AMRNB Mode 7 = 12200 bps */ 547 OMX_AUDIO_AMRBandModeWB0, /**< AMRWB Mode 0 = 6600 bps */ 548 OMX_AUDIO_AMRBandModeWB1, /**< AMRWB Mode 1 = 8850 bps */ 549 OMX_AUDIO_AMRBandModeWB2, /**< AMRWB Mode 2 = 12650 bps */ 550 OMX_AUDIO_AMRBandModeWB3, /**< AMRWB Mode 3 = 14250 bps */ 551 OMX_AUDIO_AMRBandModeWB4, /**< AMRWB Mode 4 = 15850 bps */ 552 OMX_AUDIO_AMRBandModeWB5, /**< AMRWB Mode 5 = 18250 bps */ 553 OMX_AUDIO_AMRBandModeWB6, /**< AMRWB Mode 6 = 19850 bps */ 554 OMX_AUDIO_AMRBandModeWB7, /**< AMRWB Mode 7 = 23050 bps */ 555 OMX_AUDIO_AMRBandModeWB8, /**< AMRWB Mode 8 = 23850 bps */ 556 OMX_AUDIO_AMRBandModeKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 557 OMX_AUDIO_AMRBandModeVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 558 OMX_AUDIO_AMRBandModeMax = 0x7FFFFFFF 559} OMX_AUDIO_AMRBANDMODETYPE; 560 561 562/** AMR Discontinuous Transmission mode */ 563typedef enum OMX_AUDIO_AMRDTXMODETYPE { 564 OMX_AUDIO_AMRDTXModeOff = 0, /**< AMR Discontinuous Transmission Mode is disabled */ 565 OMX_AUDIO_AMRDTXModeOnVAD1, /**< AMR Discontinuous Transmission Mode using 566 Voice Activity Detector 1 (VAD1) is enabled */ 567 OMX_AUDIO_AMRDTXModeOnVAD2, /**< AMR Discontinuous Transmission Mode using 568 Voice Activity Detector 2 (VAD2) is enabled */ 569 OMX_AUDIO_AMRDTXModeOnAuto, /**< The codec will automatically select between 570 Off, VAD1 or VAD2 modes */ 571 572 OMX_AUDIO_AMRDTXasEFR, /**< DTX as EFR instead of AMR standard (3GPP 26.101, frame type =8,9,10) */ 573 574 OMX_AUDIO_AMRDTXModeKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 575 OMX_AUDIO_AMRDTXModeVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 576 OMX_AUDIO_AMRDTXModeMax = 0x7FFFFFFF 577} OMX_AUDIO_AMRDTXMODETYPE; 578 579 580/** AMR params */ 581typedef struct OMX_AUDIO_PARAM_AMRTYPE { 582 OMX_U32 nSize; /**< size of the structure in bytes */ 583 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 584 OMX_U32 nPortIndex; /**< port that this structure applies to */ 585 OMX_U32 nChannels; /**< Number of channels */ 586 OMX_U32 nBitRate; /**< Bit rate read only field */ 587 OMX_AUDIO_AMRBANDMODETYPE eAMRBandMode; /**< AMR Band Mode enumeration */ 588 OMX_AUDIO_AMRDTXMODETYPE eAMRDTXMode; /**< AMR DTX Mode enumeration */ 589 OMX_AUDIO_AMRFRAMEFORMATTYPE eAMRFrameFormat; /**< AMR frame format enumeration */ 590} OMX_AUDIO_PARAM_AMRTYPE; 591 592 593/** GSM_FR (ETSI 06.10, 3GPP 46.010) stream format parameters */ 594typedef struct OMX_AUDIO_PARAM_GSMFRTYPE { 595 OMX_U32 nSize; /**< size of the structure in bytes */ 596 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 597 OMX_U32 nPortIndex; /**< port that this structure applies to */ 598 OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ 599 OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ 600} OMX_AUDIO_PARAM_GSMFRTYPE; 601 602 603/** GSM-HR (ETSI 06.20, 3GPP 46.020) stream format parameters */ 604typedef struct OMX_AUDIO_PARAM_GSMHRTYPE { 605 OMX_U32 nSize; /**< size of the structure in bytes */ 606 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 607 OMX_U32 nPortIndex; /**< port that this structure applies to */ 608 OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ 609 OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ 610} OMX_AUDIO_PARAM_GSMHRTYPE; 611 612 613/** GSM-EFR (ETSI 06.60, 3GPP 46.060) stream format parameters */ 614typedef struct OMX_AUDIO_PARAM_GSMEFRTYPE { 615 OMX_U32 nSize; /**< size of the structure in bytes */ 616 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 617 OMX_U32 nPortIndex; /**< port that this structure applies to */ 618 OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ 619 OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ 620} OMX_AUDIO_PARAM_GSMEFRTYPE; 621 622 623/** TDMA FR (TIA/EIA-136-420, VSELP 7.95kbps coder) stream format parameters */ 624typedef struct OMX_AUDIO_PARAM_TDMAFRTYPE { 625 OMX_U32 nSize; /**< size of the structure in bytes */ 626 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 627 OMX_U32 nPortIndex; /**< port that this structure applies to */ 628 OMX_U32 nChannels; /**< Number of channels in the data stream (not 629 necessarily the same as the number of channels 630 to be rendered. */ 631 OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ 632 OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ 633} OMX_AUDIO_PARAM_TDMAFRTYPE; 634 635 636/** TDMA EFR (TIA/EIA-136-410, ACELP 7.4kbps coder) stream format parameters */ 637typedef struct OMX_AUDIO_PARAM_TDMAEFRTYPE { 638 OMX_U32 nSize; /**< size of the structure in bytes */ 639 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 640 OMX_U32 nPortIndex; /**< port that this structure applies to */ 641 OMX_U32 nChannels; /**< Number of channels in the data stream (not 642 necessarily the same as the number of channels 643 to be rendered. */ 644 OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ 645 OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ 646} OMX_AUDIO_PARAM_TDMAEFRTYPE; 647 648 649/** PDC FR ( RCR-27, VSELP 6.7kbps coder) stream format parameters */ 650typedef struct OMX_AUDIO_PARAM_PDCFRTYPE { 651 OMX_U32 nSize; /**< size of the structure in bytes */ 652 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 653 OMX_U32 nPortIndex; /**< port that this structure applies to */ 654 OMX_U32 nChannels; /**< Number of channels in the data stream (not 655 necessarily the same as the number of channels 656 to be rendered. */ 657 OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ 658 OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ 659} OMX_AUDIO_PARAM_PDCFRTYPE; 660 661 662/** PDC EFR ( RCR-27, ACELP 6.7kbps coder) stream format parameters */ 663typedef struct OMX_AUDIO_PARAM_PDCEFRTYPE { 664 OMX_U32 nSize; /**< size of the structure in bytes */ 665 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 666 OMX_U32 nPortIndex; /**< port that this structure applies to */ 667 OMX_U32 nChannels; /**< Number of channels in the data stream (not 668 necessarily the same as the number of channels 669 to be rendered. */ 670 OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ 671 OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ 672} OMX_AUDIO_PARAM_PDCEFRTYPE; 673 674/** PDC HR ( RCR-27, PSI-CELP 3.45kbps coder) stream format parameters */ 675typedef struct OMX_AUDIO_PARAM_PDCHRTYPE { 676 OMX_U32 nSize; /**< size of the structure in bytes */ 677 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 678 OMX_U32 nPortIndex; /**< port that this structure applies to */ 679 OMX_U32 nChannels; /**< Number of channels in the data stream (not 680 necessarily the same as the number of channels 681 to be rendered. */ 682 OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ 683 OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ 684} OMX_AUDIO_PARAM_PDCHRTYPE; 685 686 687/** CDMA Rate types */ 688typedef enum OMX_AUDIO_CDMARATETYPE { 689 OMX_AUDIO_CDMARateBlank = 0, /**< CDMA encoded frame is blank */ 690 OMX_AUDIO_CDMARateFull, /**< CDMA encoded frame in full rate */ 691 OMX_AUDIO_CDMARateHalf, /**< CDMA encoded frame in half rate */ 692 OMX_AUDIO_CDMARateQuarter, /**< CDMA encoded frame in quarter rate */ 693 OMX_AUDIO_CDMARateEighth, /**< CDMA encoded frame in eighth rate (DTX)*/ 694 OMX_AUDIO_CDMARateErasure, /**< CDMA erasure frame */ 695 OMX_AUDIO_CDMARateKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 696 OMX_AUDIO_CDMARateVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 697 OMX_AUDIO_CDMARateMax = 0x7FFFFFFF 698} OMX_AUDIO_CDMARATETYPE; 699 700 701/** QCELP8 (TIA/EIA-96, up to 8kbps coder) stream format parameters */ 702typedef struct OMX_AUDIO_PARAM_QCELP8TYPE { 703 OMX_U32 nSize; /**< size of the structure in bytes */ 704 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 705 OMX_U32 nPortIndex; /**< port that this structure applies to */ 706 OMX_U32 nChannels; /**< Number of channels in the data stream (not 707 necessarily the same as the number of channels 708 to be rendered. */ 709 OMX_U32 nBitRate; /**< Bit rate of the input data. Use 0 for variable 710 rate or unknown bit rates */ 711 OMX_AUDIO_CDMARATETYPE eCDMARate; /**< Frame rate */ 712 OMX_U32 nMinBitRate; /**< minmal rate for the encoder = 1,2,3,4, default = 1 */ 713 OMX_U32 nMaxBitRate; /**< maximal rate for the encoder = 1,2,3,4, default = 4 */ 714} OMX_AUDIO_PARAM_QCELP8TYPE; 715 716 717/** QCELP13 ( CDMA, EIA/TIA-733, 13.3kbps coder) stream format parameters */ 718typedef struct OMX_AUDIO_PARAM_QCELP13TYPE { 719 OMX_U32 nSize; /**< size of the structure in bytes */ 720 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 721 OMX_U32 nPortIndex; /**< port that this structure applies to */ 722 OMX_U32 nChannels; /**< Number of channels in the data stream (not 723 necessarily the same as the number of channels 724 to be rendered. */ 725 OMX_AUDIO_CDMARATETYPE eCDMARate; /**< Frame rate */ 726 OMX_U32 nMinBitRate; /**< minmal rate for the encoder = 1,2,3,4, default = 1 */ 727 OMX_U32 nMaxBitRate; /**< maximal rate for the encoder = 1,2,3,4, default = 4 */ 728} OMX_AUDIO_PARAM_QCELP13TYPE; 729 730 731/** EVRC ( CDMA, EIA/TIA-127, RCELP up to 8.55kbps coder) stream format parameters */ 732typedef struct OMX_AUDIO_PARAM_EVRCTYPE { 733 OMX_U32 nSize; /**< size of the structure in bytes */ 734 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 735 OMX_U32 nPortIndex; /**< port that this structure applies to */ 736 OMX_U32 nChannels; /**< Number of channels in the data stream (not 737 necessarily the same as the number of channels 738 to be rendered. */ 739 OMX_AUDIO_CDMARATETYPE eCDMARate; /**< actual Frame rate */ 740 OMX_BOOL bRATE_REDUCon; /**< RATE_REDUCtion is requested for this frame */ 741 OMX_U32 nMinBitRate; /**< minmal rate for the encoder = 1,2,3,4, default = 1 */ 742 OMX_U32 nMaxBitRate; /**< maximal rate for the encoder = 1,2,3,4, default = 4 */ 743 OMX_BOOL bHiPassFilter; /**< Enable encoder's High Pass Filter */ 744 OMX_BOOL bNoiseSuppressor; /**< Enable encoder's noise suppressor pre-processing */ 745 OMX_BOOL bPostFilter; /**< Enable decoder's post Filter */ 746} OMX_AUDIO_PARAM_EVRCTYPE; 747 748 749/** SMV ( up to 8.55kbps coder) stream format parameters */ 750typedef struct OMX_AUDIO_PARAM_SMVTYPE { 751 OMX_U32 nSize; /**< size of the structure in bytes */ 752 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 753 OMX_U32 nPortIndex; /**< port that this structure applies to */ 754 OMX_U32 nChannels; /**< Number of channels in the data stream (not 755 necessarily the same as the number of channels 756 to be rendered. */ 757 OMX_AUDIO_CDMARATETYPE eCDMARate; /**< Frame rate */ 758 OMX_BOOL bRATE_REDUCon; /**< RATE_REDUCtion is requested for this frame */ 759 OMX_U32 nMinBitRate; /**< minmal rate for the encoder = 1,2,3,4, default = 1 ??*/ 760 OMX_U32 nMaxBitRate; /**< maximal rate for the encoder = 1,2,3,4, default = 4 ??*/ 761 OMX_BOOL bHiPassFilter; /**< Enable encoder's High Pass Filter ??*/ 762 OMX_BOOL bNoiseSuppressor; /**< Enable encoder's noise suppressor pre-processing */ 763 OMX_BOOL bPostFilter; /**< Enable decoder's post Filter ??*/ 764} OMX_AUDIO_PARAM_SMVTYPE; 765 766 767/** MIDI Format 768 * @ingroup midi 769 */ 770typedef enum OMX_AUDIO_MIDIFORMATTYPE 771{ 772 OMX_AUDIO_MIDIFormatUnknown = 0, /**< MIDI Format unknown or don't care */ 773 OMX_AUDIO_MIDIFormatSMF0, /**< Standard MIDI File Type 0 */ 774 OMX_AUDIO_MIDIFormatSMF1, /**< Standard MIDI File Type 1 */ 775 OMX_AUDIO_MIDIFormatSMF2, /**< Standard MIDI File Type 2 */ 776 OMX_AUDIO_MIDIFormatSPMIDI, /**< SP-MIDI */ 777 OMX_AUDIO_MIDIFormatXMF0, /**< eXtensible Music Format type 0 */ 778 OMX_AUDIO_MIDIFormatXMF1, /**< eXtensible Music Format type 1 */ 779 OMX_AUDIO_MIDIFormatMobileXMF, /**< Mobile XMF (eXtensible Music Format type 2) */ 780 OMX_AUDIO_MIDIFormatKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 781 OMX_AUDIO_MIDIFormatVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 782 OMX_AUDIO_MIDIFormatMax = 0x7FFFFFFF 783} OMX_AUDIO_MIDIFORMATTYPE; 784 785 786/** MIDI params 787 * @ingroup midi 788 */ 789typedef struct OMX_AUDIO_PARAM_MIDITYPE { 790 OMX_U32 nSize; /**< size of the structure in bytes */ 791 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 792 OMX_U32 nPortIndex; /**< port that this structure applies to */ 793 OMX_U32 nFileSize; /**< size of the MIDI file in bytes, where the entire 794 MIDI file passed in, otherwise if 0x0, the MIDI data 795 is merged and streamed (instead of passed as an 796 entire MIDI file) */ 797 OMX_BU32 sMaxPolyphony; /**< Specifies the maximum simultaneous polyphonic 798 voices. A value of zero indicates that the default 799 polyphony of the device is used */ 800 OMX_BOOL bLoadDefaultSound; /**< Whether to load default sound 801 bank at initialization */ 802 OMX_AUDIO_MIDIFORMATTYPE eMidiFormat; /**< Version of the MIDI file */ 803} OMX_AUDIO_PARAM_MIDITYPE; 804 805 806/** Type of the MIDI sound bank 807 * @ingroup midi 808 */ 809typedef enum OMX_AUDIO_MIDISOUNDBANKTYPE { 810 OMX_AUDIO_MIDISoundBankUnused = 0, /**< unused/unknown soundbank type */ 811 OMX_AUDIO_MIDISoundBankDLS1, /**< DLS version 1 */ 812 OMX_AUDIO_MIDISoundBankDLS2, /**< DLS version 2 */ 813 OMX_AUDIO_MIDISoundBankMobileDLSBase, /**< Mobile DLS, using the base functionality */ 814 OMX_AUDIO_MIDISoundBankMobileDLSPlusOptions, /**< Mobile DLS, using the specification-defined optional feature set */ 815 OMX_AUDIO_MIDISoundBankKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 816 OMX_AUDIO_MIDISoundBankVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 817 OMX_AUDIO_MIDISoundBankMax = 0x7FFFFFFF 818} OMX_AUDIO_MIDISOUNDBANKTYPE; 819 820 821/** Bank Layout describes how bank MSB & LSB are used in the DLS instrument definitions sound bank 822 * @ingroup midi 823 */ 824typedef enum OMX_AUDIO_MIDISOUNDBANKLAYOUTTYPE { 825 OMX_AUDIO_MIDISoundBankLayoutUnused = 0, /**< unused/unknown soundbank type */ 826 OMX_AUDIO_MIDISoundBankLayoutGM, /**< GS layout (based on bank MSB 0x00) */ 827 OMX_AUDIO_MIDISoundBankLayoutGM2, /**< General MIDI 2 layout (using MSB 0x78/0x79, LSB 0x00) */ 828 OMX_AUDIO_MIDISoundBankLayoutUser, /**< Does not conform to any bank numbering standards */ 829 OMX_AUDIO_MIDISoundBankLayoutKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 830 OMX_AUDIO_MIDISoundBankLayoutVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 831 OMX_AUDIO_MIDISoundBankLayoutMax = 0x7FFFFFFF 832} OMX_AUDIO_MIDISOUNDBANKLAYOUTTYPE; 833 834 835/** MIDI params to load/unload user soundbank 836 * @ingroup midi 837 */ 838typedef struct OMX_AUDIO_PARAM_MIDILOADUSERSOUNDTYPE { 839 OMX_U32 nSize; /**< size of the structure in bytes */ 840 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 841 OMX_U32 nPortIndex; /**< port that this structure applies to */ 842 OMX_U32 nDLSIndex; /**< DLS file index to be loaded */ 843 OMX_U32 nDLSSize; /**< Size in bytes */ 844 OMX_PTR pDLSData; /**< Pointer to DLS file data */ 845 OMX_AUDIO_MIDISOUNDBANKTYPE eMidiSoundBank; /**< Midi sound bank type enumeration */ 846 OMX_AUDIO_MIDISOUNDBANKLAYOUTTYPE eMidiSoundBankLayout; /**< Midi sound bank layout enumeration */ 847} OMX_AUDIO_PARAM_MIDILOADUSERSOUNDTYPE; 848 849 850/** Structure for Live MIDI events and MIP messages. 851 * (MIP = Maximum Instantaneous Polyphony; part of the SP-MIDI standard.) 852 * @ingroup midi 853 */ 854typedef struct OMX_AUDIO_CONFIG_MIDIIMMEDIATEEVENTTYPE { 855 OMX_U32 nSize; /**< size of the structure in bytes */ 856 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 857 OMX_U32 nPortIndex; /**< Port that this structure applies to */ 858 OMX_U32 nMidiEventSize; /**< Size of immediate MIDI events or MIP message in bytes */ 859 OMX_U8 nMidiEvents[1]; /**< MIDI event array to be rendered immediately, or an 860 array for the MIP message buffer, where the size is 861 indicated by nMidiEventSize */ 862} OMX_AUDIO_CONFIG_MIDIIMMEDIATEEVENTTYPE; 863 864 865/** MIDI sound bank/ program pair in a given channel 866 * @ingroup midi 867 */ 868typedef struct OMX_AUDIO_CONFIG_MIDISOUNDBANKPROGRAMTYPE { 869 OMX_U32 nSize; /**< size of the structure in bytes */ 870 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 871 OMX_U32 nPortIndex; /**< Port that this structure applies to */ 872 OMX_U32 nChannel; /**< Valid channel values range from 1 to 16 */ 873 OMX_U16 nIDProgram; /**< Valid program ID range is 1 to 128 */ 874 OMX_U16 nIDSoundBank; /**< Sound bank ID */ 875 OMX_U32 nUserSoundBankIndex;/**< User soundbank index, easier to access soundbanks 876 by index if multiple banks are present */ 877} OMX_AUDIO_CONFIG_MIDISOUNDBANKPROGRAMTYPE; 878 879 880/** MIDI control 881 * @ingroup midi 882 */ 883typedef struct OMX_AUDIO_CONFIG_MIDICONTROLTYPE { 884 OMX_U32 nSize; /**< size of the structure in bytes */ 885 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 886 OMX_U32 nPortIndex; /**< port that this structure applies to */ 887 OMX_BS32 sPitchTransposition; /**< Pitch transposition in semitones, stored as Q22.10 888 format based on JAVA MMAPI (JSR-135) requirement */ 889 OMX_BU32 sPlayBackRate; /**< Relative playback rate, stored as Q14.17 fixed-point 890 number based on JSR-135 requirement */ 891 OMX_BU32 sTempo ; /**< Tempo in beats per minute (BPM), stored as Q22.10 892 fixed-point number based on JSR-135 requirement */ 893 OMX_U32 nMaxPolyphony; /**< Specifies the maximum simultaneous polyphonic 894 voices. A value of zero indicates that the default 895 polyphony of the device is used */ 896 OMX_U32 nNumRepeat; /**< Number of times to repeat playback */ 897 OMX_U32 nStopTime; /**< Time in milliseconds to indicate when playback 898 will stop automatically. Set to zero if not used */ 899 OMX_U16 nChannelMuteMask; /**< 16 bit mask for channel mute status */ 900 OMX_U16 nChannelSoloMask; /**< 16 bit mask for channel solo status */ 901 OMX_U32 nTrack0031MuteMask; /**< 32 bit mask for track mute status. Note: This is for tracks 0-31 */ 902 OMX_U32 nTrack3263MuteMask; /**< 32 bit mask for track mute status. Note: This is for tracks 32-63 */ 903 OMX_U32 nTrack0031SoloMask; /**< 32 bit mask for track solo status. Note: This is for tracks 0-31 */ 904 OMX_U32 nTrack3263SoloMask; /**< 32 bit mask for track solo status. Note: This is for tracks 32-63 */ 905 906} OMX_AUDIO_CONFIG_MIDICONTROLTYPE; 907 908 909/** MIDI Playback States 910 * @ingroup midi 911 */ 912typedef enum OMX_AUDIO_MIDIPLAYBACKSTATETYPE { 913 OMX_AUDIO_MIDIPlayBackStateUnknown = 0, /**< Unknown state or state does not map to 914 other defined states */ 915 OMX_AUDIO_MIDIPlayBackStateClosedEngaged, /**< No MIDI resource is currently open. 916 The MIDI engine is currently processing 917 MIDI events. */ 918 OMX_AUDIO_MIDIPlayBackStateParsing, /**< A MIDI resource is open and is being 919 primed. The MIDI engine is currently 920 processing MIDI events. */ 921 OMX_AUDIO_MIDIPlayBackStateOpenEngaged, /**< A MIDI resource is open and primed but 922 not playing. The MIDI engine is currently 923 processing MIDI events. The transition to 924 this state is only possible from the 925 OMX_AUDIO_MIDIPlayBackStatePlaying state, 926 when the 'playback head' reaches the end 927 of media data or the playback stops due 928 to stop time set.*/ 929 OMX_AUDIO_MIDIPlayBackStatePlaying, /**< A MIDI resource is open and currently 930 playing. The MIDI engine is currently 931 processing MIDI events.*/ 932 OMX_AUDIO_MIDIPlayBackStatePlayingPartially, /**< Best-effort playback due to SP-MIDI/DLS 933 resource constraints */ 934 OMX_AUDIO_MIDIPlayBackStatePlayingSilently, /**< Due to system resource constraints and 935 SP-MIDI content constraints, there is 936 no audible MIDI content during playback 937 currently. The situation may change if 938 resources are freed later.*/ 939 OMX_AUDIO_MIDIPlayBackStateKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 940 OMX_AUDIO_MIDIPlayBackStateVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 941 OMX_AUDIO_MIDIPlayBackStateMax = 0x7FFFFFFF 942} OMX_AUDIO_MIDIPLAYBACKSTATETYPE; 943 944 945/** MIDI status 946 * @ingroup midi 947 */ 948typedef struct OMX_AUDIO_CONFIG_MIDISTATUSTYPE { 949 OMX_U32 nSize; /**< size of the structure in bytes */ 950 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 951 OMX_U32 nPortIndex; /**< port that this structure applies to */ 952 OMX_U16 nNumTracks; /**< Number of MIDI tracks in the file, read only field. 953 NOTE: May not return a meaningful value until the entire 954 file is parsed and buffered. */ 955 OMX_U32 nDuration; /**< The length of the currently open MIDI resource 956 in milliseconds. NOTE: May not return a meaningful value 957 until the entire file is parsed and buffered. */ 958 OMX_U32 nPosition; /**< Current Position of the MIDI resource being played 959 in milliseconds */ 960 OMX_BOOL bVibra; /**< Does Vibra track exist? NOTE: May not return a meaningful 961 value until the entire file is parsed and buffered. */ 962 OMX_U32 nNumMetaEvents; /**< Total number of MIDI Meta Events in the currently 963 open MIDI resource. NOTE: May not return a meaningful value 964 until the entire file is parsed and buffered. */ 965 OMX_U32 nNumActiveVoices; /**< Number of active voices in the currently playing 966 MIDI resource. NOTE: May not return a meaningful value until 967 the entire file is parsed and buffered. */ 968 OMX_AUDIO_MIDIPLAYBACKSTATETYPE eMIDIPlayBackState; /**< MIDI playback state enumeration, read only field */ 969} OMX_AUDIO_CONFIG_MIDISTATUSTYPE; 970 971 972/** MIDI Meta Event structure one per Meta Event. 973 * MIDI Meta Events are like audio metadata, except that they are interspersed 974 * with the MIDI content throughout the file and are not localized in the header. 975 * As such, it is necessary to retrieve information about these Meta Events from 976 * the engine, as it encounters these Meta Events within the MIDI content. 977 * For example, SMF files can have up to 14 types of MIDI Meta Events (copyright, 978 * author, default tempo, etc.) scattered throughout the file. 979 * @ingroup midi 980 */ 981typedef struct OMX_AUDIO_CONFIG_MIDIMETAEVENTTYPE{ 982 OMX_U32 nSize; /**< size of the structure in bytes */ 983 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 984 OMX_U32 nPortIndex; /**< port that this structure applies to */ 985 OMX_U32 nIndex; /**< Index of Meta Event */ 986 OMX_U8 nMetaEventType; /**< Meta Event Type, 7bits (i.e. 0 - 127) */ 987 OMX_U32 nMetaEventSize; /**< size of the Meta Event in bytes */ 988 OMX_U32 nTrack; /**< track number for the meta event */ 989 OMX_U32 nPosition; /**< Position of the meta-event in milliseconds */ 990} OMX_AUDIO_CONFIG_MIDIMETAEVENTTYPE; 991 992 993/** MIDI Meta Event Data structure - one per Meta Event. 994 * @ingroup midi 995 */ 996typedef struct OMX_AUDIO_CONFIG_MIDIMETAEVENTDATATYPE{ 997 OMX_U32 nSize; /**< size of the structure in bytes */ 998 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 999 OMX_U32 nPortIndex; /**< port that this structure applies to */ 1000 OMX_U32 nIndex; /**< Index of Meta Event */ 1001 OMX_U32 nMetaEventSize; /**< size of the Meta Event in bytes */ 1002 OMX_U8 nData[1]; /**< array of one or more bytes of meta data 1003 as indicated by the nMetaEventSize field */ 1004} OMX_AUDIO_CONFIG__MIDIMETAEVENTDATATYPE; 1005 1006 1007/** Audio Volume adjustment for a port */ 1008typedef struct OMX_AUDIO_CONFIG_VOLUMETYPE { 1009 OMX_U32 nSize; /**< size of the structure in bytes */ 1010 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1011 OMX_U32 nPortIndex; /**< Port index indicating which port to 1012 set. Select the input port to set 1013 just that port's volume. Select the 1014 output port to adjust the master 1015 volume. */ 1016 OMX_BOOL bLinear; /**< Is the volume to be set in linear (0.100) 1017 or logarithmic scale (mB) */ 1018 OMX_BS32 sVolume; /**< Volume linear setting in the 0..100 range, OR 1019 Volume logarithmic setting for this port. The values 1020 for volume are in mB (millibels = 1/100 dB) relative 1021 to a gain of 1 (e.g. the output is the same as the 1022 input level). Values are in mB from nMax 1023 (maximum volume) to nMin mB (typically negative). 1024 Since the volume is "voltage" 1025 and not a "power", it takes a setting of 1026 -600 mB to decrease the volume by 1/2. If 1027 a component cannot accurately set the 1028 volume to the requested value, it must 1029 set the volume to the closest value BELOW 1030 the requested value. When getting the 1031 volume setting, the current actual volume 1032 must be returned. */ 1033} OMX_AUDIO_CONFIG_VOLUMETYPE; 1034 1035 1036/** Audio Volume adjustment for a channel */ 1037typedef struct OMX_AUDIO_CONFIG_CHANNELVOLUMETYPE { 1038 OMX_U32 nSize; /**< size of the structure in bytes */ 1039 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1040 OMX_U32 nPortIndex; /**< Port index indicating which port to 1041 set. Select the input port to set 1042 just that port's volume. Select the 1043 output port to adjust the master 1044 volume. */ 1045 OMX_U32 nChannel; /**< channel to select from 0 to N-1, 1046 using OMX_ALL to apply volume settings 1047 to all channels */ 1048 OMX_BOOL bLinear; /**< Is the volume to be set in linear (0.100) or 1049 logarithmic scale (mB) */ 1050 OMX_BS32 sVolume; /**< Volume linear setting in the 0..100 range, OR 1051 Volume logarithmic setting for this port. 1052 The values for volume are in mB 1053 (millibels = 1/100 dB) relative to a gain 1054 of 1 (e.g. the output is the same as the 1055 input level). Values are in mB from nMax 1056 (maximum volume) to nMin mB (typically negative). 1057 Since the volume is "voltage" 1058 and not a "power", it takes a setting of 1059 -600 mB to decrease the volume by 1/2. If 1060 a component cannot accurately set the 1061 volume to the requested value, it must 1062 set the volume to the closest value BELOW 1063 the requested value. When getting the 1064 volume setting, the current actual volume 1065 must be returned. */ 1066 OMX_BOOL bIsMIDI; /**< TRUE if nChannel refers to a MIDI channel, 1067 FALSE otherwise */ 1068} OMX_AUDIO_CONFIG_CHANNELVOLUMETYPE; 1069 1070 1071/** Audio balance setting */ 1072typedef struct OMX_AUDIO_CONFIG_BALANCETYPE { 1073 OMX_U32 nSize; /**< size of the structure in bytes */ 1074 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1075 OMX_U32 nPortIndex; /**< Port index indicating which port to 1076 set. Select the input port to set 1077 just that port's balance. Select the 1078 output port to adjust the master 1079 balance. */ 1080 OMX_S32 nBalance; /**< balance setting for this port 1081 (-100 to 100, where -100 indicates 1082 all left, and no right */ 1083} OMX_AUDIO_CONFIG_BALANCETYPE; 1084 1085 1086/** Audio Port mute */ 1087typedef struct OMX_AUDIO_CONFIG_MUTETYPE { 1088 OMX_U32 nSize; /**< size of the structure in bytes */ 1089 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1090 OMX_U32 nPortIndex; /**< Port index indicating which port to 1091 set. Select the input port to set 1092 just that port's mute. Select the 1093 output port to adjust the master 1094 mute. */ 1095 OMX_BOOL bMute; /**< Mute setting for this port */ 1096} OMX_AUDIO_CONFIG_MUTETYPE; 1097 1098 1099/** Audio Channel mute */ 1100typedef struct OMX_AUDIO_CONFIG_CHANNELMUTETYPE { 1101 OMX_U32 nSize; /**< size of the structure in bytes */ 1102 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1103 OMX_U32 nPortIndex; /**< port that this structure applies to */ 1104 OMX_U32 nChannel; /**< channel to select from 0 to N-1, 1105 using OMX_ALL to apply mute settings 1106 to all channels */ 1107 OMX_BOOL bMute; /**< Mute setting for this channel */ 1108 OMX_BOOL bIsMIDI; /**< TRUE if nChannel refers to a MIDI channel, 1109 FALSE otherwise */ 1110} OMX_AUDIO_CONFIG_CHANNELMUTETYPE; 1111 1112 1113 1114/** Enable / Disable for loudness control, which boosts bass and to a 1115 * smaller extent high end frequencies to compensate for hearing 1116 * ability at the extreme ends of the audio spectrum 1117 */ 1118typedef struct OMX_AUDIO_CONFIG_LOUDNESSTYPE { 1119 OMX_U32 nSize; /**< size of the structure in bytes */ 1120 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1121 OMX_U32 nPortIndex; /**< port that this structure applies to */ 1122 OMX_BOOL bLoudness; /**< Enable/disable for loudness */ 1123} OMX_AUDIO_CONFIG_LOUDNESSTYPE; 1124 1125 1126/** Enable / Disable for bass, which controls low frequencies 1127 */ 1128typedef struct OMX_AUDIO_CONFIG_BASSTYPE { 1129 OMX_U32 nSize; /**< size of the structure in bytes */ 1130 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1131 OMX_U32 nPortIndex; /**< port that this structure applies to */ 1132 OMX_BOOL bEnable; /**< Enable/disable for bass control */ 1133 OMX_S32 nBass; /**< bass setting for the port, as a 1134 continuous value from -100 to 100 1135 (0 means no change in bass level)*/ 1136} OMX_AUDIO_CONFIG_BASSTYPE; 1137 1138 1139/** Enable / Disable for treble, which controls high frequencies tones 1140 */ 1141typedef struct OMX_AUDIO_CONFIG_TREBLETYPE { 1142 OMX_U32 nSize; /**< size of the structure in bytes */ 1143 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1144 OMX_U32 nPortIndex; /**< port that this structure applies to */ 1145 OMX_BOOL bEnable; /**< Enable/disable for treble control */ 1146 OMX_S32 nTreble; /**< treble setting for the port, as a 1147 continuous value from -100 to 100 1148 (0 means no change in treble level) */ 1149} OMX_AUDIO_CONFIG_TREBLETYPE; 1150 1151 1152/** An equalizer is typically used for two reasons: to compensate for an 1153 * sub-optimal frequency response of a system to make it sound more natural 1154 * or to create intentionally some unnatural coloring to the sound to create 1155 * an effect. 1156 * @ingroup effects 1157 */ 1158typedef struct OMX_AUDIO_CONFIG_EQUALIZERTYPE { 1159 OMX_U32 nSize; /**< size of the structure in bytes */ 1160 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1161 OMX_U32 nPortIndex; /**< port that this structure applies to */ 1162 OMX_BOOL bEnable; /**< Enable/disable for equalizer */ 1163 OMX_BU32 sBandIndex; /**< Band number to be set. Upper Limit is 1164 N-1, where N is the number of bands, lower limit is 0 */ 1165 OMX_BU32 sCenterFreq; /**< Center frequecies in Hz. This is a 1166 read only element and is used to determine 1167 the lower, center and upper frequency of 1168 this band. */ 1169 OMX_BS32 sBandLevel; /**< band level in millibels */ 1170} OMX_AUDIO_CONFIG_EQUALIZERTYPE; 1171 1172 1173/** Stereo widening mode type 1174 * @ingroup effects 1175 */ 1176typedef enum OMX_AUDIO_STEREOWIDENINGTYPE { 1177 OMX_AUDIO_StereoWideningHeadphones, /**< Stereo widening for loudspeakers */ 1178 OMX_AUDIO_StereoWideningLoudspeakers, /**< Stereo widening for closely spaced loudspeakers */ 1179 OMX_AUDIO_StereoWideningKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 1180 OMX_AUDIO_StereoWideningVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 1181 OMX_AUDIO_StereoWideningMax = 0x7FFFFFFF 1182} OMX_AUDIO_STEREOWIDENINGTYPE; 1183 1184 1185/** Control for stereo widening, which is a special 2-channel 1186 * case of the audio virtualizer effect. For example, for 5.1-channel 1187 * output, it translates to virtual surround sound. 1188 * @ingroup effects 1189 */ 1190typedef struct OMX_AUDIO_CONFIG_STEREOWIDENINGTYPE { 1191 OMX_U32 nSize; /**< size of the structure in bytes */ 1192 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1193 OMX_U32 nPortIndex; /**< port that this structure applies to */ 1194 OMX_BOOL bEnable; /**< Enable/disable for stereo widening control */ 1195 OMX_AUDIO_STEREOWIDENINGTYPE eWideningType; /**< Stereo widening algorithm type */ 1196 OMX_U32 nStereoWidening; /**< stereo widening setting for the port, 1197 as a continuous value from 0 to 100 */ 1198} OMX_AUDIO_CONFIG_STEREOWIDENINGTYPE; 1199 1200 1201/** The chorus effect (or ``choralizer'') is any signal processor which makes 1202 * one sound source (such as a voice) sound like many such sources singing 1203 * (or playing) in unison. Since performance in unison is never exact, chorus 1204 * effects simulate this by making independently modified copies of the input 1205 * signal. Modifications may include (1) delay, (2) frequency shift, and 1206 * (3) amplitude modulation. 1207 * @ingroup effects 1208 */ 1209typedef struct OMX_AUDIO_CONFIG_CHORUSTYPE { 1210 OMX_U32 nSize; /**< size of the structure in bytes */ 1211 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1212 OMX_U32 nPortIndex; /**< port that this structure applies to */ 1213 OMX_BOOL bEnable; /**< Enable/disable for chorus */ 1214 OMX_BU32 sDelay; /**< average delay in milliseconds */ 1215 OMX_BU32 sModulationRate; /**< rate of modulation in millihertz */ 1216 OMX_U32 nModulationDepth; /**< depth of modulation as a percentage of 1217 delay (i.e. 0 to 100) */ 1218 OMX_BU32 nFeedback; /**< Feedback from chorus output to input in percentage */ 1219} OMX_AUDIO_CONFIG_CHORUSTYPE; 1220 1221 1222/** Reverberation is part of the reflected sound that follows the early 1223 * reflections. In a typical room, this consists of a dense succession of 1224 * echoes whose energy decays exponentially. The reverberation effect structure 1225 * as defined here includes both (early) reflections as well as (late) reverberations. 1226 * @ingroup effects 1227 */ 1228typedef struct OMX_AUDIO_CONFIG_REVERBERATIONTYPE { 1229 OMX_U32 nSize; /**< size of the structure in bytes */ 1230 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1231 OMX_U32 nPortIndex; /**< port that this structure applies to */ 1232 OMX_BOOL bEnable; /**< Enable/disable for reverberation control */ 1233 OMX_BS32 sRoomLevel; /**< Intensity level for the whole room effect 1234 (i.e. both early reflections and late 1235 reverberation) in millibels */ 1236 OMX_BS32 sRoomHighFreqLevel; /**< Attenuation at high frequencies 1237 relative to the intensity at low 1238 frequencies in millibels */ 1239 OMX_BS32 sReflectionsLevel; /**< Intensity level of early reflections 1240 (relative to room value), in millibels */ 1241 OMX_BU32 sReflectionsDelay; /**< Delay time of the first reflection relative 1242 to the direct path, in milliseconds */ 1243 OMX_BS32 sReverbLevel; /**< Intensity level of late reverberation 1244 relative to room level, in millibels */ 1245 OMX_BU32 sReverbDelay; /**< Time delay from the first early reflection 1246 to the beginning of the late reverberation 1247 section, in milliseconds */ 1248 OMX_BU32 sDecayTime; /**< Late reverberation decay time at low 1249 frequencies, in milliseconds */ 1250 OMX_BU32 nDecayHighFreqRatio; /**< Ratio of high frequency decay time relative 1251 to low frequency decay time in percent */ 1252 OMX_U32 nDensity; /**< Modal density in the late reverberation decay, 1253 in percent (i.e. 0 - 100) */ 1254 OMX_U32 nDiffusion; /**< Echo density in the late reverberation decay, 1255 in percent (i.e. 0 - 100) */ 1256 OMX_BU32 sReferenceHighFreq; /**< Reference high frequency in Hertz. This is 1257 the frequency used as the reference for all 1258 the high-frequency settings above */ 1259 1260} OMX_AUDIO_CONFIG_REVERBERATIONTYPE; 1261 1262 1263/** Possible settings for the Echo Cancelation structure to use 1264 * @ingroup effects 1265 */ 1266typedef enum OMX_AUDIO_ECHOCANTYPE { 1267 OMX_AUDIO_EchoCanOff = 0, /**< Echo Cancellation is disabled */ 1268 OMX_AUDIO_EchoCanNormal, /**< Echo Cancellation normal operation - 1269 echo from plastics and face */ 1270 OMX_AUDIO_EchoCanHFree, /**< Echo Cancellation optimized for 1271 Hands Free operation */ 1272 OMX_AUDIO_EchoCanCarKit, /**< Echo Cancellation optimized for 1273 Car Kit (longer echo) */ 1274 OMX_AUDIO_EchoCanKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 1275 OMX_AUDIO_EchoCanVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 1276 OMX_AUDIO_EchoCanMax = 0x7FFFFFFF 1277} OMX_AUDIO_ECHOCANTYPE; 1278 1279 1280/** Enable / Disable for echo cancelation, which removes undesired echo's 1281 * from the audio 1282 * @ingroup effects 1283 */ 1284typedef struct OMX_AUDIO_CONFIG_ECHOCANCELATIONTYPE { 1285 OMX_U32 nSize; /**< size of the structure in bytes */ 1286 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1287 OMX_U32 nPortIndex; /**< port that this structure applies to */ 1288 OMX_AUDIO_ECHOCANTYPE eEchoCancelation; /**< Echo cancelation settings */ 1289} OMX_AUDIO_CONFIG_ECHOCANCELATIONTYPE; 1290 1291 1292/** Enable / Disable for noise reduction, which undesired noise from 1293 * the audio 1294 * @ingroup effects 1295 */ 1296typedef struct OMX_AUDIO_CONFIG_NOISEREDUCTIONTYPE { 1297 OMX_U32 nSize; /**< size of the structure in bytes */ 1298 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1299 OMX_U32 nPortIndex; /**< port that this structure applies to */ 1300 OMX_BOOL bNoiseReduction; /**< Enable/disable for noise reduction */ 1301} OMX_AUDIO_CONFIG_NOISEREDUCTIONTYPE; 1302 1303/** @} */ 1304 1305#ifdef __cplusplus 1306} 1307#endif /* __cplusplus */ 1308 1309#endif 1310/* File EOF */ 1311 1312