OMX_Audio.h revision b79c7e8bccc229ae7d431392c0cd7c5fe24f1cd0
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_CodingAC3, /**< Any variant of AC3 encoded data */ 93 OMX_AUDIO_CodingKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 94 OMX_AUDIO_CodingVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 95 OMX_AUDIO_CodingMax = 0x7FFFFFFF 96} OMX_AUDIO_CODINGTYPE; 97 98 99/** The PortDefinition structure is used to define all of the parameters 100 * necessary for the compliant component to setup an input or an output audio 101 * path. If additional information is needed to define the parameters of the 102 * port (such as frequency), additional structures must be sent such as the 103 * OMX_AUDIO_PARAM_PCMMODETYPE structure to supply the extra parameters for the port. 104 */ 105typedef struct OMX_AUDIO_PORTDEFINITIONTYPE { 106 OMX_STRING cMIMEType; /**< MIME type of data for the port */ 107 OMX_NATIVE_DEVICETYPE pNativeRender; /** < platform specific reference 108 for an output device, 109 otherwise this field is 0 */ 110 OMX_BOOL bFlagErrorConcealment; /**< Turns on error concealment if it is 111 supported by the OMX component */ 112 OMX_AUDIO_CODINGTYPE eEncoding; /**< Type of data expected for this 113 port (e.g. PCM, AMR, MP3, etc) */ 114} OMX_AUDIO_PORTDEFINITIONTYPE; 115 116 117/** Port format parameter. This structure is used to enumerate 118 * the various data input/output format supported by the port. 119 */ 120typedef struct OMX_AUDIO_PARAM_PORTFORMATTYPE { 121 OMX_U32 nSize; /**< size of the structure in bytes */ 122 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 123 OMX_U32 nPortIndex; /**< Indicates which port to set */ 124 OMX_U32 nIndex; /**< Indicates the enumeration index for the format from 0x0 to N-1 */ 125 OMX_AUDIO_CODINGTYPE eEncoding; /**< Type of data expected for this port (e.g. PCM, AMR, MP3, etc) */ 126} OMX_AUDIO_PARAM_PORTFORMATTYPE; 127 128 129/** PCM mode type */ 130typedef enum OMX_AUDIO_PCMMODETYPE { 131 OMX_AUDIO_PCMModeLinear = 0, /**< Linear PCM encoded data */ 132 OMX_AUDIO_PCMModeALaw, /**< A law PCM encoded data (G.711) */ 133 OMX_AUDIO_PCMModeMULaw, /**< Mu law PCM encoded data (G.711) */ 134 OMX_AUDIO_PCMModeKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 135 OMX_AUDIO_PCMModeVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 136 OMX_AUDIO_PCMModeMax = 0x7FFFFFFF 137} OMX_AUDIO_PCMMODETYPE; 138 139 140typedef enum OMX_AUDIO_CHANNELTYPE { 141 OMX_AUDIO_ChannelNone = 0x0, /**< Unused or empty */ 142 OMX_AUDIO_ChannelLF = 0x1, /**< Left front */ 143 OMX_AUDIO_ChannelRF = 0x2, /**< Right front */ 144 OMX_AUDIO_ChannelCF = 0x3, /**< Center front */ 145 OMX_AUDIO_ChannelLS = 0x4, /**< Left surround */ 146 OMX_AUDIO_ChannelRS = 0x5, /**< Right surround */ 147 OMX_AUDIO_ChannelLFE = 0x6, /**< Low frequency effects */ 148 OMX_AUDIO_ChannelCS = 0x7, /**< Back surround */ 149 OMX_AUDIO_ChannelLR = 0x8, /**< Left rear. */ 150 OMX_AUDIO_ChannelRR = 0x9, /**< Right rear. */ 151 OMX_AUDIO_ChannelKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 152 OMX_AUDIO_ChannelVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 153 OMX_AUDIO_ChannelMax = 0x7FFFFFFF 154} OMX_AUDIO_CHANNELTYPE; 155 156#define OMX_AUDIO_MAXCHANNELS 16 /**< maximum number distinct audio channels that a buffer may contain */ 157#define OMX_MIN_PCMPAYLOAD_MSEC 5 /**< Minimum audio buffer payload size for uncompressed (PCM) audio */ 158 159/** PCM format description */ 160typedef struct OMX_AUDIO_PARAM_PCMMODETYPE { 161 OMX_U32 nSize; /**< Size of this structure, in Bytes */ 162 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 163 OMX_U32 nPortIndex; /**< port that this structure applies to */ 164 OMX_U32 nChannels; /**< Number of channels (e.g. 2 for stereo) */ 165 OMX_NUMERICALDATATYPE eNumData; /**< indicates PCM data as signed or unsigned */ 166 OMX_ENDIANTYPE eEndian; /**< indicates PCM data as little or big endian */ 167 OMX_BOOL bInterleaved; /**< True for normal interleaved data; false for 168 non-interleaved data (e.g. block data) */ 169 OMX_U32 nBitPerSample; /**< Bit per sample */ 170 OMX_U32 nSamplingRate; /**< Sampling rate of the source data. Use 0 for 171 variable or unknown sampling rate. */ 172 OMX_AUDIO_PCMMODETYPE ePCMMode; /**< PCM mode enumeration */ 173 OMX_AUDIO_CHANNELTYPE eChannelMapping[OMX_AUDIO_MAXCHANNELS]; /**< Slot i contains channel defined by eChannelMap[i] */ 174 175} OMX_AUDIO_PARAM_PCMMODETYPE; 176 177 178/** Audio channel mode. This is used by both AAC and MP3, although the names are more appropriate 179 * for the MP3. For example, JointStereo for MP3 is CouplingChannels for AAC. 180 */ 181typedef enum OMX_AUDIO_CHANNELMODETYPE { 182 OMX_AUDIO_ChannelModeStereo = 0, /**< 2 channels, the bitrate allocation between those 183 two channels changes accordingly to each channel information */ 184 OMX_AUDIO_ChannelModeJointStereo, /**< mode that takes advantage of what is common between 185 2 channels for higher compression gain */ 186 OMX_AUDIO_ChannelModeDual, /**< 2 mono-channels, each channel is encoded with half 187 the bitrate of the overall bitrate */ 188 OMX_AUDIO_ChannelModeMono, /**< Mono channel mode */ 189 OMX_AUDIO_ChannelModeKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 190 OMX_AUDIO_ChannelModeVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 191 OMX_AUDIO_ChannelModeMax = 0x7FFFFFFF 192} OMX_AUDIO_CHANNELMODETYPE; 193 194 195typedef enum OMX_AUDIO_MP3STREAMFORMATTYPE { 196 OMX_AUDIO_MP3StreamFormatMP1Layer3 = 0, /**< MP3 Audio MPEG 1 Layer 3 Stream format */ 197 OMX_AUDIO_MP3StreamFormatMP2Layer3, /**< MP3 Audio MPEG 2 Layer 3 Stream format */ 198 OMX_AUDIO_MP3StreamFormatMP2_5Layer3, /**< MP3 Audio MPEG2.5 Layer 3 Stream format */ 199 OMX_AUDIO_MP3StreamFormatKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 200 OMX_AUDIO_MP3StreamFormatVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 201 OMX_AUDIO_MP3StreamFormatMax = 0x7FFFFFFF 202} OMX_AUDIO_MP3STREAMFORMATTYPE; 203 204/** MP3 params */ 205typedef struct OMX_AUDIO_PARAM_MP3TYPE { 206 OMX_U32 nSize; /**< size of the structure in bytes */ 207 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 208 OMX_U32 nPortIndex; /**< port that this structure applies to */ 209 OMX_U32 nChannels; /**< Number of channels */ 210 OMX_U32 nBitRate; /**< Bit rate of the input data. Use 0 for variable 211 rate or unknown bit rates */ 212 OMX_U32 nSampleRate; /**< Sampling rate of the source data. Use 0 for 213 variable or unknown sampling rate. */ 214 OMX_U32 nAudioBandWidth; /**< Audio band width (in Hz) to which an encoder should 215 limit the audio signal. Use 0 to let encoder decide */ 216 OMX_AUDIO_CHANNELMODETYPE eChannelMode; /**< Channel mode enumeration */ 217 OMX_AUDIO_MP3STREAMFORMATTYPE eFormat; /**< MP3 stream format */ 218} OMX_AUDIO_PARAM_MP3TYPE; 219 220 221typedef enum OMX_AUDIO_AACSTREAMFORMATTYPE { 222 OMX_AUDIO_AACStreamFormatMP2ADTS = 0, /**< AAC Audio Data Transport Stream 2 format */ 223 OMX_AUDIO_AACStreamFormatMP4ADTS, /**< AAC Audio Data Transport Stream 4 format */ 224 OMX_AUDIO_AACStreamFormatMP4LOAS, /**< AAC Low Overhead Audio Stream format */ 225 OMX_AUDIO_AACStreamFormatMP4LATM, /**< AAC Low overhead Audio Transport Multiplex */ 226 OMX_AUDIO_AACStreamFormatADIF, /**< AAC Audio Data Interchange Format */ 227 OMX_AUDIO_AACStreamFormatMP4FF, /**< AAC inside MPEG-4/ISO File Format */ 228 OMX_AUDIO_AACStreamFormatRAW, /**< AAC Raw Format */ 229 OMX_AUDIO_AACStreamFormatKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 230 OMX_AUDIO_AACStreamFormatVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 231 OMX_AUDIO_AACStreamFormatMax = 0x7FFFFFFF 232} OMX_AUDIO_AACSTREAMFORMATTYPE; 233 234 235/** AAC mode type. Note that the term profile is used with the MPEG-2 236 * standard and the term object type and profile is used with MPEG-4 */ 237typedef enum OMX_AUDIO_AACPROFILETYPE{ 238 OMX_AUDIO_AACObjectNull = 0, /**< Null, not used */ 239 OMX_AUDIO_AACObjectMain = 1, /**< AAC Main object */ 240 OMX_AUDIO_AACObjectLC, /**< AAC Low Complexity object (AAC profile) */ 241 OMX_AUDIO_AACObjectSSR, /**< AAC Scalable Sample Rate object */ 242 OMX_AUDIO_AACObjectLTP, /**< AAC Long Term Prediction object */ 243 OMX_AUDIO_AACObjectHE, /**< AAC High Efficiency (object type SBR, HE-AAC profile) */ 244 OMX_AUDIO_AACObjectScalable, /**< AAC Scalable object */ 245 OMX_AUDIO_AACObjectERLC = 17, /**< ER AAC Low Complexity object (Error Resilient AAC-LC) */ 246 OMX_AUDIO_AACObjectLD = 23, /**< AAC Low Delay object (Error Resilient) */ 247 OMX_AUDIO_AACObjectHE_PS = 29, /**< AAC High Efficiency with Parametric Stereo coding (HE-AAC v2, object type PS) */ 248 OMX_AUDIO_AACObjectKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 249 OMX_AUDIO_AACObjectVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 250 OMX_AUDIO_AACObjectMax = 0x7FFFFFFF 251} OMX_AUDIO_AACPROFILETYPE; 252 253 254/** AAC tool usage (for nAACtools in OMX_AUDIO_PARAM_AACPROFILETYPE). 255 * Required for encoder configuration and optional as decoder info output. 256 * For MP3, OMX_AUDIO_CHANNELMODETYPE is sufficient. */ 257#define OMX_AUDIO_AACToolNone 0x00000000 /**< no AAC tools allowed (encoder config) or active (decoder info output) */ 258#define OMX_AUDIO_AACToolMS 0x00000001 /**< MS: Mid/side joint coding tool allowed or active */ 259#define OMX_AUDIO_AACToolIS 0x00000002 /**< IS: Intensity stereo tool allowed or active */ 260#define OMX_AUDIO_AACToolTNS 0x00000004 /**< TNS: Temporal Noise Shaping tool allowed or active */ 261#define OMX_AUDIO_AACToolPNS 0x00000008 /**< PNS: MPEG-4 Perceptual Noise substitution tool allowed or active */ 262#define OMX_AUDIO_AACToolLTP 0x00000010 /**< LTP: MPEG-4 Long Term Prediction tool allowed or active */ 263#define OMX_AUDIO_AACToolAll 0x7FFFFFFF /**< all AAC tools allowed or active (*/ 264 265/** MPEG-4 AAC error resilience (ER) tool usage (for nAACERtools in OMX_AUDIO_PARAM_AACPROFILETYPE). 266 * Required for ER encoder configuration and optional as decoder info output */ 267#define OMX_AUDIO_AACERNone 0x00000000 /**< no AAC ER tools allowed/used */ 268#define OMX_AUDIO_AACERVCB11 0x00000001 /**< VCB11: Virtual Code Books for AAC section data */ 269#define OMX_AUDIO_AACERRVLC 0x00000002 /**< RVLC: Reversible Variable Length Coding */ 270#define OMX_AUDIO_AACERHCR 0x00000004 /**< HCR: Huffman Codeword Reordering */ 271#define OMX_AUDIO_AACERAll 0x7FFFFFFF /**< all AAC ER tools allowed/used */ 272 273 274/** AAC params */ 275typedef struct OMX_AUDIO_PARAM_AACPROFILETYPE { 276 OMX_U32 nSize; /**< Size of this structure, in Bytes */ 277 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 278 OMX_U32 nPortIndex; /**< Port that this structure applies to */ 279 OMX_U32 nChannels; /**< Number of channels */ 280 OMX_U32 nSampleRate; /**< Sampling rate of the source data. Use 0 for 281 variable or unknown sampling rate. */ 282 OMX_U32 nBitRate; /**< Bit rate of the input data. Use 0 for variable 283 rate or unknown bit rates */ 284 OMX_U32 nAudioBandWidth; /**< Audio band width (in Hz) to which an encoder should 285 limit the audio signal. Use 0 to let encoder decide */ 286 OMX_U32 nFrameLength; /**< Frame length (in audio samples per channel) of the codec. 287 Can be 1024 or 960 (AAC-LC), 2048 (HE-AAC), 480 or 512 (AAC-LD). 288 Use 0 to let encoder decide */ 289 OMX_U32 nAACtools; /**< AAC tool usage */ 290 OMX_U32 nAACERtools; /**< MPEG-4 AAC error resilience tool usage */ 291 OMX_AUDIO_AACPROFILETYPE eAACProfile; /**< AAC profile enumeration */ 292 OMX_AUDIO_AACSTREAMFORMATTYPE eAACStreamFormat; /**< AAC stream format enumeration */ 293 OMX_AUDIO_CHANNELMODETYPE eChannelMode; /**< Channel mode enumeration */ 294} OMX_AUDIO_PARAM_AACPROFILETYPE; 295 296 297/** VORBIS params */ 298typedef struct OMX_AUDIO_PARAM_VORBISTYPE { 299 OMX_U32 nSize; /**< size of the structure in bytes */ 300 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 301 OMX_U32 nPortIndex; /**< port that this structure applies to */ 302 OMX_U32 nChannels; /**< Number of channels */ 303 OMX_U32 nBitRate; /**< Bit rate of the encoded data data. Use 0 for variable 304 rate or unknown bit rates. Encoding is set to the 305 bitrate closest to specified value (in bps) */ 306 OMX_U32 nMinBitRate; /**< Sets minimum bitrate (in bps). */ 307 OMX_U32 nMaxBitRate; /**< Sets maximum bitrate (in bps). */ 308 309 OMX_U32 nSampleRate; /**< Sampling rate of the source data. Use 0 for 310 variable or unknown sampling rate. */ 311 OMX_U32 nAudioBandWidth; /**< Audio band width (in Hz) to which an encoder should 312 limit the audio signal. Use 0 to let encoder decide */ 313 OMX_S32 nQuality; /**< Sets encoding quality to n, between -1 (low) and 10 (high). 314 In the default mode of operation, teh quality level is 3. 315 Normal quality range is 0 - 10. */ 316 OMX_BOOL bManaged; /**< Set bitrate management mode. This turns off the 317 normal VBR encoding, but allows hard or soft bitrate 318 constraints to be enforced by the encoder. This mode can 319 be slower, and may also be lower quality. It is 320 primarily useful for streaming. */ 321 OMX_BOOL bDownmix; /**< Downmix input from stereo to mono (has no effect on 322 non-stereo streams). Useful for lower-bitrate encoding. */ 323} OMX_AUDIO_PARAM_VORBISTYPE; 324 325 326/** WMA Version */ 327typedef enum OMX_AUDIO_WMAFORMATTYPE { 328 OMX_AUDIO_WMAFormatUnused = 0, /**< format unused or unknown */ 329 OMX_AUDIO_WMAFormat7, /**< Windows Media Audio format 7 */ 330 OMX_AUDIO_WMAFormat8, /**< Windows Media Audio format 8 */ 331 OMX_AUDIO_WMAFormat9, /**< Windows Media Audio format 9 */ 332 OMX_AUDIO_WMAFormatKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 333 OMX_AUDIO_WMAFormatVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 334 OMX_AUDIO_WMAFormatMax = 0x7FFFFFFF 335} OMX_AUDIO_WMAFORMATTYPE; 336 337 338/** WMA Profile */ 339typedef enum OMX_AUDIO_WMAPROFILETYPE { 340 OMX_AUDIO_WMAProfileUnused = 0, /**< profile unused or unknown */ 341 OMX_AUDIO_WMAProfileL1, /**< Windows Media audio version 9 profile L1 */ 342 OMX_AUDIO_WMAProfileL2, /**< Windows Media audio version 9 profile L2 */ 343 OMX_AUDIO_WMAProfileL3, /**< Windows Media audio version 9 profile L3 */ 344 OMX_AUDIO_WMAProfileKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 345 OMX_AUDIO_WMAProfileVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 346 OMX_AUDIO_WMAProfileMax = 0x7FFFFFFF 347} OMX_AUDIO_WMAPROFILETYPE; 348 349 350/** WMA params */ 351typedef struct OMX_AUDIO_PARAM_WMATYPE { 352 OMX_U32 nSize; /**< size of the structure in bytes */ 353 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 354 OMX_U32 nPortIndex; /**< port that this structure applies to */ 355 OMX_U16 nChannels; /**< Number of channels */ 356 OMX_U32 nBitRate; /**< Bit rate of the input data. Use 0 for variable 357 rate or unknown bit rates */ 358 OMX_AUDIO_WMAFORMATTYPE eFormat; /**< Version of WMA stream / data */ 359 OMX_AUDIO_WMAPROFILETYPE eProfile; /**< Profile of WMA stream / data */ 360 OMX_U32 nSamplingRate; /**< Sampling rate of the source data */ 361 OMX_U16 nBlockAlign; /**< is the block alignment, or block size, in bytes of the audio codec */ 362 OMX_U16 nEncodeOptions; /**< WMA Type-specific data */ 363 OMX_U32 nSuperBlockAlign; /**< WMA Type-specific data */ 364} OMX_AUDIO_PARAM_WMATYPE; 365 366/** 367 * RealAudio format 368 */ 369typedef enum OMX_AUDIO_RAFORMATTYPE { 370 OMX_AUDIO_RAFormatUnused = 0, /**< Format unused or unknown */ 371 OMX_AUDIO_RA8, /**< RealAudio 8 codec */ 372 OMX_AUDIO_RA9, /**< RealAudio 9 codec */ 373 OMX_AUDIO_RA10_AAC, /**< MPEG-4 AAC codec for bitrates of more than 128kbps */ 374 OMX_AUDIO_RA10_CODEC, /**< RealAudio codec for bitrates less than 128 kbps */ 375 OMX_AUDIO_RA10_LOSSLESS, /**< RealAudio Lossless */ 376 OMX_AUDIO_RA10_MULTICHANNEL, /**< RealAudio Multichannel */ 377 OMX_AUDIO_RA10_VOICE, /**< RealAudio Voice for bitrates below 15 kbps */ 378 OMX_AUDIO_RAFormatKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 379 OMX_AUDIO_RAFormatVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 380 OMX_VIDEO_RAFormatMax = 0x7FFFFFFF 381} OMX_AUDIO_RAFORMATTYPE; 382 383/** RA (Real Audio) params */ 384typedef struct OMX_AUDIO_PARAM_RATYPE { 385 OMX_U32 nSize; /**< Size of this structure, in Bytes */ 386 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 387 OMX_U32 nPortIndex; /**< Port that this structure applies to */ 388 OMX_U32 nChannels; /**< Number of channels */ 389 OMX_U32 nSamplingRate; /**< is the sampling rate of the source data */ 390 OMX_U32 nBitsPerFrame; /**< is the value for bits per frame */ 391 OMX_U32 nSamplePerFrame; /**< is the value for samples per frame */ 392 OMX_U32 nCouplingQuantBits; /**< is the number of coupling quantization bits in the stream */ 393 OMX_U32 nCouplingStartRegion; /**< is the coupling start region in the stream */ 394 OMX_U32 nNumRegions; /**< is the number of regions value */ 395 OMX_AUDIO_RAFORMATTYPE eFormat; /**< is the RealAudio audio format */ 396} OMX_AUDIO_PARAM_RATYPE; 397 398 399/** SBC Allocation Method Type */ 400typedef enum OMX_AUDIO_SBCALLOCMETHODTYPE { 401 OMX_AUDIO_SBCAllocMethodLoudness, /**< Loudness allocation method */ 402 OMX_AUDIO_SBCAllocMethodSNR, /**< SNR allocation method */ 403 OMX_AUDIO_SBCAllocMethodKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 404 OMX_AUDIO_SBCAllocMethodVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 405 OMX_AUDIO_SBCAllocMethodMax = 0x7FFFFFFF 406} OMX_AUDIO_SBCALLOCMETHODTYPE; 407 408 409/** SBC params */ 410typedef struct OMX_AUDIO_PARAM_SBCTYPE { 411 OMX_U32 nSize; /**< size of the structure in bytes */ 412 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 413 OMX_U32 nPortIndex; /**< port that this structure applies to */ 414 OMX_U32 nChannels; /**< Number of channels */ 415 OMX_U32 nBitRate; /**< Bit rate of the input data. Use 0 for variable 416 rate or unknown bit rates */ 417 OMX_U32 nSampleRate; /**< Sampling rate of the source data. Use 0 for 418 variable or unknown sampling rate. */ 419 OMX_U32 nBlocks; /**< Number of blocks */ 420 OMX_U32 nSubbands; /**< Number of subbands */ 421 OMX_U32 nBitPool; /**< Bitpool value */ 422 OMX_BOOL bEnableBitrate; /**< Use bitrate value instead of bitpool */ 423 OMX_AUDIO_CHANNELMODETYPE eChannelMode; /**< Channel mode enumeration */ 424 OMX_AUDIO_SBCALLOCMETHODTYPE eSBCAllocType; /**< SBC Allocation method type */ 425} OMX_AUDIO_PARAM_SBCTYPE; 426 427 428/** ADPCM stream format parameters */ 429typedef struct OMX_AUDIO_PARAM_ADPCMTYPE { 430 OMX_U32 nSize; /**< size of the structure in bytes */ 431 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 432 OMX_U32 nPortIndex; /**< port that this structure applies to */ 433 OMX_U32 nChannels; /**< Number of channels in the data stream (not 434 necessarily the same as the number of channels 435 to be rendered. */ 436 OMX_U32 nBitsPerSample; /**< Number of bits in each sample */ 437 OMX_U32 nSampleRate; /**< Sampling rate of the source data. Use 0 for 438 variable or unknown sampling rate. */ 439} OMX_AUDIO_PARAM_ADPCMTYPE; 440 441 442/** G723 rate */ 443typedef enum OMX_AUDIO_G723RATE { 444 OMX_AUDIO_G723ModeUnused = 0, /**< AMRNB Mode unused / unknown */ 445 OMX_AUDIO_G723ModeLow, /**< 5300 bps */ 446 OMX_AUDIO_G723ModeHigh, /**< 6300 bps */ 447 OMX_AUDIO_G723ModeKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 448 OMX_AUDIO_G723ModeVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 449 OMX_AUDIO_G723ModeMax = 0x7FFFFFFF 450} OMX_AUDIO_G723RATE; 451 452 453/** G723 - Sample rate must be 8 KHz */ 454typedef struct OMX_AUDIO_PARAM_G723TYPE { 455 OMX_U32 nSize; /**< size of the structure in bytes */ 456 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 457 OMX_U32 nPortIndex; /**< port that this structure applies to */ 458 OMX_U32 nChannels; /**< Number of channels in the data stream (not 459 necessarily the same as the number of channels 460 to be rendered. */ 461 OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ 462 OMX_AUDIO_G723RATE eBitRate; /**< todo: Should this be moved to a config? */ 463 OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ 464 OMX_BOOL bPostFilter; /**< Enable Post Filter */ 465} OMX_AUDIO_PARAM_G723TYPE; 466 467 468/** ITU G726 (ADPCM) rate */ 469typedef enum OMX_AUDIO_G726MODE { 470 OMX_AUDIO_G726ModeUnused = 0, /**< G726 Mode unused / unknown */ 471 OMX_AUDIO_G726Mode16, /**< 16 kbps */ 472 OMX_AUDIO_G726Mode24, /**< 24 kbps */ 473 OMX_AUDIO_G726Mode32, /**< 32 kbps, most common rate, also G721 */ 474 OMX_AUDIO_G726Mode40, /**< 40 kbps */ 475 OMX_AUDIO_G726ModeKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 476 OMX_AUDIO_G726ModeVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 477 OMX_AUDIO_G726ModeMax = 0x7FFFFFFF 478} OMX_AUDIO_G726MODE; 479 480 481/** G.726 stream format parameters - must be at 8KHz */ 482typedef struct OMX_AUDIO_PARAM_G726TYPE { 483 OMX_U32 nSize; /**< size of the structure in bytes */ 484 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 485 OMX_U32 nPortIndex; /**< port that this structure applies to */ 486 OMX_U32 nChannels; /**< Number of channels in the data stream (not 487 necessarily the same as the number of channels 488 to be rendered. */ 489 OMX_AUDIO_G726MODE eG726Mode; 490} OMX_AUDIO_PARAM_G726TYPE; 491 492 493/** G729 coder type */ 494typedef enum OMX_AUDIO_G729TYPE { 495 OMX_AUDIO_G729 = 0, /**< ITU G.729 encoded data */ 496 OMX_AUDIO_G729A, /**< ITU G.729 annex A encoded data */ 497 OMX_AUDIO_G729B, /**< ITU G.729 with annex B encoded data */ 498 OMX_AUDIO_G729AB, /**< ITU G.729 annexes A and B encoded data */ 499 OMX_AUDIO_G729KhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 500 OMX_AUDIO_G729VendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 501 OMX_AUDIO_G729Max = 0x7FFFFFFF 502} OMX_AUDIO_G729TYPE; 503 504 505/** G729 stream format parameters - fixed 6KHz sample rate */ 506typedef struct OMX_AUDIO_PARAM_G729TYPE { 507 OMX_U32 nSize; /**< size of the structure in bytes */ 508 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 509 OMX_U32 nPortIndex; /**< port that this structure applies to */ 510 OMX_U32 nChannels; /**< Number of channels in the data stream (not 511 necessarily the same as the number of channels 512 to be rendered. */ 513 OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ 514 OMX_AUDIO_G729TYPE eBitType; 515} OMX_AUDIO_PARAM_G729TYPE; 516 517 518/** AMR Frame format */ 519typedef enum OMX_AUDIO_AMRFRAMEFORMATTYPE { 520 OMX_AUDIO_AMRFrameFormatConformance = 0, /**< Frame Format is AMR Conformance 521 (Standard) Format */ 522 OMX_AUDIO_AMRFrameFormatIF1, /**< Frame Format is AMR Interface 523 Format 1 */ 524 OMX_AUDIO_AMRFrameFormatIF2, /**< Frame Format is AMR Interface 525 Format 2*/ 526 OMX_AUDIO_AMRFrameFormatFSF, /**< Frame Format is AMR File Storage 527 Format */ 528 OMX_AUDIO_AMRFrameFormatRTPPayload, /**< Frame Format is AMR Real-Time 529 Transport Protocol Payload Format */ 530 OMX_AUDIO_AMRFrameFormatITU, /**< Frame Format is ITU Format (added at Motorola request) */ 531 OMX_AUDIO_AMRFrameFormatKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 532 OMX_AUDIO_AMRFrameFormatVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 533 OMX_AUDIO_AMRFrameFormatMax = 0x7FFFFFFF 534} OMX_AUDIO_AMRFRAMEFORMATTYPE; 535 536 537/** AMR band mode */ 538typedef enum OMX_AUDIO_AMRBANDMODETYPE { 539 OMX_AUDIO_AMRBandModeUnused = 0, /**< AMRNB Mode unused / unknown */ 540 OMX_AUDIO_AMRBandModeNB0, /**< AMRNB Mode 0 = 4750 bps */ 541 OMX_AUDIO_AMRBandModeNB1, /**< AMRNB Mode 1 = 5150 bps */ 542 OMX_AUDIO_AMRBandModeNB2, /**< AMRNB Mode 2 = 5900 bps */ 543 OMX_AUDIO_AMRBandModeNB3, /**< AMRNB Mode 3 = 6700 bps */ 544 OMX_AUDIO_AMRBandModeNB4, /**< AMRNB Mode 4 = 7400 bps */ 545 OMX_AUDIO_AMRBandModeNB5, /**< AMRNB Mode 5 = 7950 bps */ 546 OMX_AUDIO_AMRBandModeNB6, /**< AMRNB Mode 6 = 10200 bps */ 547 OMX_AUDIO_AMRBandModeNB7, /**< AMRNB Mode 7 = 12200 bps */ 548 OMX_AUDIO_AMRBandModeWB0, /**< AMRWB Mode 0 = 6600 bps */ 549 OMX_AUDIO_AMRBandModeWB1, /**< AMRWB Mode 1 = 8850 bps */ 550 OMX_AUDIO_AMRBandModeWB2, /**< AMRWB Mode 2 = 12650 bps */ 551 OMX_AUDIO_AMRBandModeWB3, /**< AMRWB Mode 3 = 14250 bps */ 552 OMX_AUDIO_AMRBandModeWB4, /**< AMRWB Mode 4 = 15850 bps */ 553 OMX_AUDIO_AMRBandModeWB5, /**< AMRWB Mode 5 = 18250 bps */ 554 OMX_AUDIO_AMRBandModeWB6, /**< AMRWB Mode 6 = 19850 bps */ 555 OMX_AUDIO_AMRBandModeWB7, /**< AMRWB Mode 7 = 23050 bps */ 556 OMX_AUDIO_AMRBandModeWB8, /**< AMRWB Mode 8 = 23850 bps */ 557 OMX_AUDIO_AMRBandModeKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 558 OMX_AUDIO_AMRBandModeVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 559 OMX_AUDIO_AMRBandModeMax = 0x7FFFFFFF 560} OMX_AUDIO_AMRBANDMODETYPE; 561 562 563/** AMR Discontinuous Transmission mode */ 564typedef enum OMX_AUDIO_AMRDTXMODETYPE { 565 OMX_AUDIO_AMRDTXModeOff = 0, /**< AMR Discontinuous Transmission Mode is disabled */ 566 OMX_AUDIO_AMRDTXModeOnVAD1, /**< AMR Discontinuous Transmission Mode using 567 Voice Activity Detector 1 (VAD1) is enabled */ 568 OMX_AUDIO_AMRDTXModeOnVAD2, /**< AMR Discontinuous Transmission Mode using 569 Voice Activity Detector 2 (VAD2) is enabled */ 570 OMX_AUDIO_AMRDTXModeOnAuto, /**< The codec will automatically select between 571 Off, VAD1 or VAD2 modes */ 572 573 OMX_AUDIO_AMRDTXasEFR, /**< DTX as EFR instead of AMR standard (3GPP 26.101, frame type =8,9,10) */ 574 575 OMX_AUDIO_AMRDTXModeKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 576 OMX_AUDIO_AMRDTXModeVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 577 OMX_AUDIO_AMRDTXModeMax = 0x7FFFFFFF 578} OMX_AUDIO_AMRDTXMODETYPE; 579 580 581/** AMR params */ 582typedef struct OMX_AUDIO_PARAM_AMRTYPE { 583 OMX_U32 nSize; /**< size of the structure in bytes */ 584 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 585 OMX_U32 nPortIndex; /**< port that this structure applies to */ 586 OMX_U32 nChannels; /**< Number of channels */ 587 OMX_U32 nBitRate; /**< Bit rate read only field */ 588 OMX_AUDIO_AMRBANDMODETYPE eAMRBandMode; /**< AMR Band Mode enumeration */ 589 OMX_AUDIO_AMRDTXMODETYPE eAMRDTXMode; /**< AMR DTX Mode enumeration */ 590 OMX_AUDIO_AMRFRAMEFORMATTYPE eAMRFrameFormat; /**< AMR frame format enumeration */ 591} OMX_AUDIO_PARAM_AMRTYPE; 592 593 594/** GSM_FR (ETSI 06.10, 3GPP 46.010) stream format parameters */ 595typedef struct OMX_AUDIO_PARAM_GSMFRTYPE { 596 OMX_U32 nSize; /**< size of the structure in bytes */ 597 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 598 OMX_U32 nPortIndex; /**< port that this structure applies to */ 599 OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ 600 OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ 601} OMX_AUDIO_PARAM_GSMFRTYPE; 602 603 604/** GSM-HR (ETSI 06.20, 3GPP 46.020) stream format parameters */ 605typedef struct OMX_AUDIO_PARAM_GSMHRTYPE { 606 OMX_U32 nSize; /**< size of the structure in bytes */ 607 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 608 OMX_U32 nPortIndex; /**< port that this structure applies to */ 609 OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ 610 OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ 611} OMX_AUDIO_PARAM_GSMHRTYPE; 612 613 614/** GSM-EFR (ETSI 06.60, 3GPP 46.060) stream format parameters */ 615typedef struct OMX_AUDIO_PARAM_GSMEFRTYPE { 616 OMX_U32 nSize; /**< size of the structure in bytes */ 617 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 618 OMX_U32 nPortIndex; /**< port that this structure applies to */ 619 OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ 620 OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ 621} OMX_AUDIO_PARAM_GSMEFRTYPE; 622 623 624/** TDMA FR (TIA/EIA-136-420, VSELP 7.95kbps coder) stream format parameters */ 625typedef struct OMX_AUDIO_PARAM_TDMAFRTYPE { 626 OMX_U32 nSize; /**< size of the structure in bytes */ 627 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 628 OMX_U32 nPortIndex; /**< port that this structure applies to */ 629 OMX_U32 nChannels; /**< Number of channels in the data stream (not 630 necessarily the same as the number of channels 631 to be rendered. */ 632 OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ 633 OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ 634} OMX_AUDIO_PARAM_TDMAFRTYPE; 635 636 637/** TDMA EFR (TIA/EIA-136-410, ACELP 7.4kbps coder) stream format parameters */ 638typedef struct OMX_AUDIO_PARAM_TDMAEFRTYPE { 639 OMX_U32 nSize; /**< size of the structure in bytes */ 640 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 641 OMX_U32 nPortIndex; /**< port that this structure applies to */ 642 OMX_U32 nChannels; /**< Number of channels in the data stream (not 643 necessarily the same as the number of channels 644 to be rendered. */ 645 OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ 646 OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ 647} OMX_AUDIO_PARAM_TDMAEFRTYPE; 648 649 650/** PDC FR ( RCR-27, VSELP 6.7kbps coder) stream format parameters */ 651typedef struct OMX_AUDIO_PARAM_PDCFRTYPE { 652 OMX_U32 nSize; /**< size of the structure in bytes */ 653 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 654 OMX_U32 nPortIndex; /**< port that this structure applies to */ 655 OMX_U32 nChannels; /**< Number of channels in the data stream (not 656 necessarily the same as the number of channels 657 to be rendered. */ 658 OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ 659 OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ 660} OMX_AUDIO_PARAM_PDCFRTYPE; 661 662 663/** PDC EFR ( RCR-27, ACELP 6.7kbps coder) stream format parameters */ 664typedef struct OMX_AUDIO_PARAM_PDCEFRTYPE { 665 OMX_U32 nSize; /**< size of the structure in bytes */ 666 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 667 OMX_U32 nPortIndex; /**< port that this structure applies to */ 668 OMX_U32 nChannels; /**< Number of channels in the data stream (not 669 necessarily the same as the number of channels 670 to be rendered. */ 671 OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ 672 OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ 673} OMX_AUDIO_PARAM_PDCEFRTYPE; 674 675/** PDC HR ( RCR-27, PSI-CELP 3.45kbps coder) stream format parameters */ 676typedef struct OMX_AUDIO_PARAM_PDCHRTYPE { 677 OMX_U32 nSize; /**< size of the structure in bytes */ 678 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 679 OMX_U32 nPortIndex; /**< port that this structure applies to */ 680 OMX_U32 nChannels; /**< Number of channels in the data stream (not 681 necessarily the same as the number of channels 682 to be rendered. */ 683 OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ 684 OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ 685} OMX_AUDIO_PARAM_PDCHRTYPE; 686 687 688/** CDMA Rate types */ 689typedef enum OMX_AUDIO_CDMARATETYPE { 690 OMX_AUDIO_CDMARateBlank = 0, /**< CDMA encoded frame is blank */ 691 OMX_AUDIO_CDMARateFull, /**< CDMA encoded frame in full rate */ 692 OMX_AUDIO_CDMARateHalf, /**< CDMA encoded frame in half rate */ 693 OMX_AUDIO_CDMARateQuarter, /**< CDMA encoded frame in quarter rate */ 694 OMX_AUDIO_CDMARateEighth, /**< CDMA encoded frame in eighth rate (DTX)*/ 695 OMX_AUDIO_CDMARateErasure, /**< CDMA erasure frame */ 696 OMX_AUDIO_CDMARateKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 697 OMX_AUDIO_CDMARateVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 698 OMX_AUDIO_CDMARateMax = 0x7FFFFFFF 699} OMX_AUDIO_CDMARATETYPE; 700 701 702/** QCELP8 (TIA/EIA-96, up to 8kbps coder) stream format parameters */ 703typedef struct OMX_AUDIO_PARAM_QCELP8TYPE { 704 OMX_U32 nSize; /**< size of the structure in bytes */ 705 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 706 OMX_U32 nPortIndex; /**< port that this structure applies to */ 707 OMX_U32 nChannels; /**< Number of channels in the data stream (not 708 necessarily the same as the number of channels 709 to be rendered. */ 710 OMX_U32 nBitRate; /**< Bit rate of the input data. Use 0 for variable 711 rate or unknown bit rates */ 712 OMX_AUDIO_CDMARATETYPE eCDMARate; /**< Frame rate */ 713 OMX_U32 nMinBitRate; /**< minmal rate for the encoder = 1,2,3,4, default = 1 */ 714 OMX_U32 nMaxBitRate; /**< maximal rate for the encoder = 1,2,3,4, default = 4 */ 715} OMX_AUDIO_PARAM_QCELP8TYPE; 716 717 718/** QCELP13 ( CDMA, EIA/TIA-733, 13.3kbps coder) stream format parameters */ 719typedef struct OMX_AUDIO_PARAM_QCELP13TYPE { 720 OMX_U32 nSize; /**< size of the structure in bytes */ 721 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 722 OMX_U32 nPortIndex; /**< port that this structure applies to */ 723 OMX_U32 nChannels; /**< Number of channels in the data stream (not 724 necessarily the same as the number of channels 725 to be rendered. */ 726 OMX_AUDIO_CDMARATETYPE eCDMARate; /**< Frame rate */ 727 OMX_U32 nMinBitRate; /**< minmal rate for the encoder = 1,2,3,4, default = 1 */ 728 OMX_U32 nMaxBitRate; /**< maximal rate for the encoder = 1,2,3,4, default = 4 */ 729} OMX_AUDIO_PARAM_QCELP13TYPE; 730 731 732/** EVRC ( CDMA, EIA/TIA-127, RCELP up to 8.55kbps coder) stream format parameters */ 733typedef struct OMX_AUDIO_PARAM_EVRCTYPE { 734 OMX_U32 nSize; /**< size of the structure in bytes */ 735 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 736 OMX_U32 nPortIndex; /**< port that this structure applies to */ 737 OMX_U32 nChannels; /**< Number of channels in the data stream (not 738 necessarily the same as the number of channels 739 to be rendered. */ 740 OMX_AUDIO_CDMARATETYPE eCDMARate; /**< actual Frame rate */ 741 OMX_BOOL bRATE_REDUCon; /**< RATE_REDUCtion is requested for this frame */ 742 OMX_U32 nMinBitRate; /**< minmal rate for the encoder = 1,2,3,4, default = 1 */ 743 OMX_U32 nMaxBitRate; /**< maximal rate for the encoder = 1,2,3,4, default = 4 */ 744 OMX_BOOL bHiPassFilter; /**< Enable encoder's High Pass Filter */ 745 OMX_BOOL bNoiseSuppressor; /**< Enable encoder's noise suppressor pre-processing */ 746 OMX_BOOL bPostFilter; /**< Enable decoder's post Filter */ 747} OMX_AUDIO_PARAM_EVRCTYPE; 748 749 750/** SMV ( up to 8.55kbps coder) stream format parameters */ 751typedef struct OMX_AUDIO_PARAM_SMVTYPE { 752 OMX_U32 nSize; /**< size of the structure in bytes */ 753 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 754 OMX_U32 nPortIndex; /**< port that this structure applies to */ 755 OMX_U32 nChannels; /**< Number of channels in the data stream (not 756 necessarily the same as the number of channels 757 to be rendered. */ 758 OMX_AUDIO_CDMARATETYPE eCDMARate; /**< Frame rate */ 759 OMX_BOOL bRATE_REDUCon; /**< RATE_REDUCtion is requested for this frame */ 760 OMX_U32 nMinBitRate; /**< minmal rate for the encoder = 1,2,3,4, default = 1 ??*/ 761 OMX_U32 nMaxBitRate; /**< maximal rate for the encoder = 1,2,3,4, default = 4 ??*/ 762 OMX_BOOL bHiPassFilter; /**< Enable encoder's High Pass Filter ??*/ 763 OMX_BOOL bNoiseSuppressor; /**< Enable encoder's noise suppressor pre-processing */ 764 OMX_BOOL bPostFilter; /**< Enable decoder's post Filter ??*/ 765} OMX_AUDIO_PARAM_SMVTYPE; 766 767 768/** MIDI Format 769 * @ingroup midi 770 */ 771typedef enum OMX_AUDIO_MIDIFORMATTYPE 772{ 773 OMX_AUDIO_MIDIFormatUnknown = 0, /**< MIDI Format unknown or don't care */ 774 OMX_AUDIO_MIDIFormatSMF0, /**< Standard MIDI File Type 0 */ 775 OMX_AUDIO_MIDIFormatSMF1, /**< Standard MIDI File Type 1 */ 776 OMX_AUDIO_MIDIFormatSMF2, /**< Standard MIDI File Type 2 */ 777 OMX_AUDIO_MIDIFormatSPMIDI, /**< SP-MIDI */ 778 OMX_AUDIO_MIDIFormatXMF0, /**< eXtensible Music Format type 0 */ 779 OMX_AUDIO_MIDIFormatXMF1, /**< eXtensible Music Format type 1 */ 780 OMX_AUDIO_MIDIFormatMobileXMF, /**< Mobile XMF (eXtensible Music Format type 2) */ 781 OMX_AUDIO_MIDIFormatKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 782 OMX_AUDIO_MIDIFormatVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 783 OMX_AUDIO_MIDIFormatMax = 0x7FFFFFFF 784} OMX_AUDIO_MIDIFORMATTYPE; 785 786 787/** MIDI params 788 * @ingroup midi 789 */ 790typedef struct OMX_AUDIO_PARAM_MIDITYPE { 791 OMX_U32 nSize; /**< size of the structure in bytes */ 792 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 793 OMX_U32 nPortIndex; /**< port that this structure applies to */ 794 OMX_U32 nFileSize; /**< size of the MIDI file in bytes, where the entire 795 MIDI file passed in, otherwise if 0x0, the MIDI data 796 is merged and streamed (instead of passed as an 797 entire MIDI file) */ 798 OMX_BU32 sMaxPolyphony; /**< Specifies the maximum simultaneous polyphonic 799 voices. A value of zero indicates that the default 800 polyphony of the device is used */ 801 OMX_BOOL bLoadDefaultSound; /**< Whether to load default sound 802 bank at initialization */ 803 OMX_AUDIO_MIDIFORMATTYPE eMidiFormat; /**< Version of the MIDI file */ 804} OMX_AUDIO_PARAM_MIDITYPE; 805 806 807/** Type of the MIDI sound bank 808 * @ingroup midi 809 */ 810typedef enum OMX_AUDIO_MIDISOUNDBANKTYPE { 811 OMX_AUDIO_MIDISoundBankUnused = 0, /**< unused/unknown soundbank type */ 812 OMX_AUDIO_MIDISoundBankDLS1, /**< DLS version 1 */ 813 OMX_AUDIO_MIDISoundBankDLS2, /**< DLS version 2 */ 814 OMX_AUDIO_MIDISoundBankMobileDLSBase, /**< Mobile DLS, using the base functionality */ 815 OMX_AUDIO_MIDISoundBankMobileDLSPlusOptions, /**< Mobile DLS, using the specification-defined optional feature set */ 816 OMX_AUDIO_MIDISoundBankKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 817 OMX_AUDIO_MIDISoundBankVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 818 OMX_AUDIO_MIDISoundBankMax = 0x7FFFFFFF 819} OMX_AUDIO_MIDISOUNDBANKTYPE; 820 821 822/** Bank Layout describes how bank MSB & LSB are used in the DLS instrument definitions sound bank 823 * @ingroup midi 824 */ 825typedef enum OMX_AUDIO_MIDISOUNDBANKLAYOUTTYPE { 826 OMX_AUDIO_MIDISoundBankLayoutUnused = 0, /**< unused/unknown soundbank type */ 827 OMX_AUDIO_MIDISoundBankLayoutGM, /**< GS layout (based on bank MSB 0x00) */ 828 OMX_AUDIO_MIDISoundBankLayoutGM2, /**< General MIDI 2 layout (using MSB 0x78/0x79, LSB 0x00) */ 829 OMX_AUDIO_MIDISoundBankLayoutUser, /**< Does not conform to any bank numbering standards */ 830 OMX_AUDIO_MIDISoundBankLayoutKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 831 OMX_AUDIO_MIDISoundBankLayoutVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 832 OMX_AUDIO_MIDISoundBankLayoutMax = 0x7FFFFFFF 833} OMX_AUDIO_MIDISOUNDBANKLAYOUTTYPE; 834 835 836/** MIDI params to load/unload user soundbank 837 * @ingroup midi 838 */ 839typedef struct OMX_AUDIO_PARAM_MIDILOADUSERSOUNDTYPE { 840 OMX_U32 nSize; /**< size of the structure in bytes */ 841 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 842 OMX_U32 nPortIndex; /**< port that this structure applies to */ 843 OMX_U32 nDLSIndex; /**< DLS file index to be loaded */ 844 OMX_U32 nDLSSize; /**< Size in bytes */ 845 OMX_PTR pDLSData; /**< Pointer to DLS file data */ 846 OMX_AUDIO_MIDISOUNDBANKTYPE eMidiSoundBank; /**< Midi sound bank type enumeration */ 847 OMX_AUDIO_MIDISOUNDBANKLAYOUTTYPE eMidiSoundBankLayout; /**< Midi sound bank layout enumeration */ 848} OMX_AUDIO_PARAM_MIDILOADUSERSOUNDTYPE; 849 850 851/** Structure for Live MIDI events and MIP messages. 852 * (MIP = Maximum Instantaneous Polyphony; part of the SP-MIDI standard.) 853 * @ingroup midi 854 */ 855typedef struct OMX_AUDIO_CONFIG_MIDIIMMEDIATEEVENTTYPE { 856 OMX_U32 nSize; /**< size of the structure in bytes */ 857 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 858 OMX_U32 nPortIndex; /**< Port that this structure applies to */ 859 OMX_U32 nMidiEventSize; /**< Size of immediate MIDI events or MIP message in bytes */ 860 OMX_U8 nMidiEvents[1]; /**< MIDI event array to be rendered immediately, or an 861 array for the MIP message buffer, where the size is 862 indicated by nMidiEventSize */ 863} OMX_AUDIO_CONFIG_MIDIIMMEDIATEEVENTTYPE; 864 865 866/** MIDI sound bank/ program pair in a given channel 867 * @ingroup midi 868 */ 869typedef struct OMX_AUDIO_CONFIG_MIDISOUNDBANKPROGRAMTYPE { 870 OMX_U32 nSize; /**< size of the structure in bytes */ 871 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 872 OMX_U32 nPortIndex; /**< Port that this structure applies to */ 873 OMX_U32 nChannel; /**< Valid channel values range from 1 to 16 */ 874 OMX_U16 nIDProgram; /**< Valid program ID range is 1 to 128 */ 875 OMX_U16 nIDSoundBank; /**< Sound bank ID */ 876 OMX_U32 nUserSoundBankIndex;/**< User soundbank index, easier to access soundbanks 877 by index if multiple banks are present */ 878} OMX_AUDIO_CONFIG_MIDISOUNDBANKPROGRAMTYPE; 879 880 881/** MIDI control 882 * @ingroup midi 883 */ 884typedef struct OMX_AUDIO_CONFIG_MIDICONTROLTYPE { 885 OMX_U32 nSize; /**< size of the structure in bytes */ 886 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 887 OMX_U32 nPortIndex; /**< port that this structure applies to */ 888 OMX_BS32 sPitchTransposition; /**< Pitch transposition in semitones, stored as Q22.10 889 format based on JAVA MMAPI (JSR-135) requirement */ 890 OMX_BU32 sPlayBackRate; /**< Relative playback rate, stored as Q14.17 fixed-point 891 number based on JSR-135 requirement */ 892 OMX_BU32 sTempo ; /**< Tempo in beats per minute (BPM), stored as Q22.10 893 fixed-point number based on JSR-135 requirement */ 894 OMX_U32 nMaxPolyphony; /**< Specifies the maximum simultaneous polyphonic 895 voices. A value of zero indicates that the default 896 polyphony of the device is used */ 897 OMX_U32 nNumRepeat; /**< Number of times to repeat playback */ 898 OMX_U32 nStopTime; /**< Time in milliseconds to indicate when playback 899 will stop automatically. Set to zero if not used */ 900 OMX_U16 nChannelMuteMask; /**< 16 bit mask for channel mute status */ 901 OMX_U16 nChannelSoloMask; /**< 16 bit mask for channel solo status */ 902 OMX_U32 nTrack0031MuteMask; /**< 32 bit mask for track mute status. Note: This is for tracks 0-31 */ 903 OMX_U32 nTrack3263MuteMask; /**< 32 bit mask for track mute status. Note: This is for tracks 32-63 */ 904 OMX_U32 nTrack0031SoloMask; /**< 32 bit mask for track solo status. Note: This is for tracks 0-31 */ 905 OMX_U32 nTrack3263SoloMask; /**< 32 bit mask for track solo status. Note: This is for tracks 32-63 */ 906 907} OMX_AUDIO_CONFIG_MIDICONTROLTYPE; 908 909 910/** MIDI Playback States 911 * @ingroup midi 912 */ 913typedef enum OMX_AUDIO_MIDIPLAYBACKSTATETYPE { 914 OMX_AUDIO_MIDIPlayBackStateUnknown = 0, /**< Unknown state or state does not map to 915 other defined states */ 916 OMX_AUDIO_MIDIPlayBackStateClosedEngaged, /**< No MIDI resource is currently open. 917 The MIDI engine is currently processing 918 MIDI events. */ 919 OMX_AUDIO_MIDIPlayBackStateParsing, /**< A MIDI resource is open and is being 920 primed. The MIDI engine is currently 921 processing MIDI events. */ 922 OMX_AUDIO_MIDIPlayBackStateOpenEngaged, /**< A MIDI resource is open and primed but 923 not playing. The MIDI engine is currently 924 processing MIDI events. The transition to 925 this state is only possible from the 926 OMX_AUDIO_MIDIPlayBackStatePlaying state, 927 when the 'playback head' reaches the end 928 of media data or the playback stops due 929 to stop time set.*/ 930 OMX_AUDIO_MIDIPlayBackStatePlaying, /**< A MIDI resource is open and currently 931 playing. The MIDI engine is currently 932 processing MIDI events.*/ 933 OMX_AUDIO_MIDIPlayBackStatePlayingPartially, /**< Best-effort playback due to SP-MIDI/DLS 934 resource constraints */ 935 OMX_AUDIO_MIDIPlayBackStatePlayingSilently, /**< Due to system resource constraints and 936 SP-MIDI content constraints, there is 937 no audible MIDI content during playback 938 currently. The situation may change if 939 resources are freed later.*/ 940 OMX_AUDIO_MIDIPlayBackStateKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 941 OMX_AUDIO_MIDIPlayBackStateVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 942 OMX_AUDIO_MIDIPlayBackStateMax = 0x7FFFFFFF 943} OMX_AUDIO_MIDIPLAYBACKSTATETYPE; 944 945 946/** MIDI status 947 * @ingroup midi 948 */ 949typedef struct OMX_AUDIO_CONFIG_MIDISTATUSTYPE { 950 OMX_U32 nSize; /**< size of the structure in bytes */ 951 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 952 OMX_U32 nPortIndex; /**< port that this structure applies to */ 953 OMX_U16 nNumTracks; /**< Number of MIDI tracks in the file, read only field. 954 NOTE: May not return a meaningful value until the entire 955 file is parsed and buffered. */ 956 OMX_U32 nDuration; /**< The length of the currently open MIDI resource 957 in milliseconds. NOTE: May not return a meaningful value 958 until the entire file is parsed and buffered. */ 959 OMX_U32 nPosition; /**< Current Position of the MIDI resource being played 960 in milliseconds */ 961 OMX_BOOL bVibra; /**< Does Vibra track exist? NOTE: May not return a meaningful 962 value until the entire file is parsed and buffered. */ 963 OMX_U32 nNumMetaEvents; /**< Total number of MIDI Meta Events in the currently 964 open MIDI resource. NOTE: May not return a meaningful value 965 until the entire file is parsed and buffered. */ 966 OMX_U32 nNumActiveVoices; /**< Number of active voices in the currently playing 967 MIDI resource. NOTE: May not return a meaningful value until 968 the entire file is parsed and buffered. */ 969 OMX_AUDIO_MIDIPLAYBACKSTATETYPE eMIDIPlayBackState; /**< MIDI playback state enumeration, read only field */ 970} OMX_AUDIO_CONFIG_MIDISTATUSTYPE; 971 972 973/** MIDI Meta Event structure one per Meta Event. 974 * MIDI Meta Events are like audio metadata, except that they are interspersed 975 * with the MIDI content throughout the file and are not localized in the header. 976 * As such, it is necessary to retrieve information about these Meta Events from 977 * the engine, as it encounters these Meta Events within the MIDI content. 978 * For example, SMF files can have up to 14 types of MIDI Meta Events (copyright, 979 * author, default tempo, etc.) scattered throughout the file. 980 * @ingroup midi 981 */ 982typedef struct OMX_AUDIO_CONFIG_MIDIMETAEVENTTYPE{ 983 OMX_U32 nSize; /**< size of the structure in bytes */ 984 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 985 OMX_U32 nPortIndex; /**< port that this structure applies to */ 986 OMX_U32 nIndex; /**< Index of Meta Event */ 987 OMX_U8 nMetaEventType; /**< Meta Event Type, 7bits (i.e. 0 - 127) */ 988 OMX_U32 nMetaEventSize; /**< size of the Meta Event in bytes */ 989 OMX_U32 nTrack; /**< track number for the meta event */ 990 OMX_U32 nPosition; /**< Position of the meta-event in milliseconds */ 991} OMX_AUDIO_CONFIG_MIDIMETAEVENTTYPE; 992 993 994/** MIDI Meta Event Data structure - one per Meta Event. 995 * @ingroup midi 996 */ 997typedef struct OMX_AUDIO_CONFIG_MIDIMETAEVENTDATATYPE{ 998 OMX_U32 nSize; /**< size of the structure in bytes */ 999 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1000 OMX_U32 nPortIndex; /**< port that this structure applies to */ 1001 OMX_U32 nIndex; /**< Index of Meta Event */ 1002 OMX_U32 nMetaEventSize; /**< size of the Meta Event in bytes */ 1003 OMX_U8 nData[1]; /**< array of one or more bytes of meta data 1004 as indicated by the nMetaEventSize field */ 1005} OMX_AUDIO_CONFIG__MIDIMETAEVENTDATATYPE; 1006 1007 1008/** Audio Volume adjustment for a port */ 1009typedef struct OMX_AUDIO_CONFIG_VOLUMETYPE { 1010 OMX_U32 nSize; /**< size of the structure in bytes */ 1011 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1012 OMX_U32 nPortIndex; /**< Port index indicating which port to 1013 set. Select the input port to set 1014 just that port's volume. Select the 1015 output port to adjust the master 1016 volume. */ 1017 OMX_BOOL bLinear; /**< Is the volume to be set in linear (0.100) 1018 or logarithmic scale (mB) */ 1019 OMX_BS32 sVolume; /**< Volume linear setting in the 0..100 range, OR 1020 Volume logarithmic setting for this port. The values 1021 for volume are in mB (millibels = 1/100 dB) relative 1022 to a gain of 1 (e.g. the output is the same as the 1023 input level). Values are in mB from nMax 1024 (maximum volume) to nMin mB (typically negative). 1025 Since the volume is "voltage" 1026 and not a "power", it takes a setting of 1027 -600 mB to decrease the volume by 1/2. If 1028 a component cannot accurately set the 1029 volume to the requested value, it must 1030 set the volume to the closest value BELOW 1031 the requested value. When getting the 1032 volume setting, the current actual volume 1033 must be returned. */ 1034} OMX_AUDIO_CONFIG_VOLUMETYPE; 1035 1036 1037/** Audio Volume adjustment for a channel */ 1038typedef struct OMX_AUDIO_CONFIG_CHANNELVOLUMETYPE { 1039 OMX_U32 nSize; /**< size of the structure in bytes */ 1040 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1041 OMX_U32 nPortIndex; /**< Port index indicating which port to 1042 set. Select the input port to set 1043 just that port's volume. Select the 1044 output port to adjust the master 1045 volume. */ 1046 OMX_U32 nChannel; /**< channel to select from 0 to N-1, 1047 using OMX_ALL to apply volume settings 1048 to all channels */ 1049 OMX_BOOL bLinear; /**< Is the volume to be set in linear (0.100) or 1050 logarithmic scale (mB) */ 1051 OMX_BS32 sVolume; /**< Volume linear setting in the 0..100 range, OR 1052 Volume logarithmic setting for this port. 1053 The values for volume are in mB 1054 (millibels = 1/100 dB) relative to a gain 1055 of 1 (e.g. the output is the same as the 1056 input level). Values are in mB from nMax 1057 (maximum volume) to nMin mB (typically negative). 1058 Since the volume is "voltage" 1059 and not a "power", it takes a setting of 1060 -600 mB to decrease the volume by 1/2. If 1061 a component cannot accurately set the 1062 volume to the requested value, it must 1063 set the volume to the closest value BELOW 1064 the requested value. When getting the 1065 volume setting, the current actual volume 1066 must be returned. */ 1067 OMX_BOOL bIsMIDI; /**< TRUE if nChannel refers to a MIDI channel, 1068 FALSE otherwise */ 1069} OMX_AUDIO_CONFIG_CHANNELVOLUMETYPE; 1070 1071 1072/** Audio balance setting */ 1073typedef struct OMX_AUDIO_CONFIG_BALANCETYPE { 1074 OMX_U32 nSize; /**< size of the structure in bytes */ 1075 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1076 OMX_U32 nPortIndex; /**< Port index indicating which port to 1077 set. Select the input port to set 1078 just that port's balance. Select the 1079 output port to adjust the master 1080 balance. */ 1081 OMX_S32 nBalance; /**< balance setting for this port 1082 (-100 to 100, where -100 indicates 1083 all left, and no right */ 1084} OMX_AUDIO_CONFIG_BALANCETYPE; 1085 1086 1087/** Audio Port mute */ 1088typedef struct OMX_AUDIO_CONFIG_MUTETYPE { 1089 OMX_U32 nSize; /**< size of the structure in bytes */ 1090 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1091 OMX_U32 nPortIndex; /**< Port index indicating which port to 1092 set. Select the input port to set 1093 just that port's mute. Select the 1094 output port to adjust the master 1095 mute. */ 1096 OMX_BOOL bMute; /**< Mute setting for this port */ 1097} OMX_AUDIO_CONFIG_MUTETYPE; 1098 1099 1100/** Audio Channel mute */ 1101typedef struct OMX_AUDIO_CONFIG_CHANNELMUTETYPE { 1102 OMX_U32 nSize; /**< size of the structure in bytes */ 1103 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1104 OMX_U32 nPortIndex; /**< port that this structure applies to */ 1105 OMX_U32 nChannel; /**< channel to select from 0 to N-1, 1106 using OMX_ALL to apply mute settings 1107 to all channels */ 1108 OMX_BOOL bMute; /**< Mute setting for this channel */ 1109 OMX_BOOL bIsMIDI; /**< TRUE if nChannel refers to a MIDI channel, 1110 FALSE otherwise */ 1111} OMX_AUDIO_CONFIG_CHANNELMUTETYPE; 1112 1113 1114 1115/** Enable / Disable for loudness control, which boosts bass and to a 1116 * smaller extent high end frequencies to compensate for hearing 1117 * ability at the extreme ends of the audio spectrum 1118 */ 1119typedef struct OMX_AUDIO_CONFIG_LOUDNESSTYPE { 1120 OMX_U32 nSize; /**< size of the structure in bytes */ 1121 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1122 OMX_U32 nPortIndex; /**< port that this structure applies to */ 1123 OMX_BOOL bLoudness; /**< Enable/disable for loudness */ 1124} OMX_AUDIO_CONFIG_LOUDNESSTYPE; 1125 1126 1127/** Enable / Disable for bass, which controls low frequencies 1128 */ 1129typedef struct OMX_AUDIO_CONFIG_BASSTYPE { 1130 OMX_U32 nSize; /**< size of the structure in bytes */ 1131 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1132 OMX_U32 nPortIndex; /**< port that this structure applies to */ 1133 OMX_BOOL bEnable; /**< Enable/disable for bass control */ 1134 OMX_S32 nBass; /**< bass setting for the port, as a 1135 continuous value from -100 to 100 1136 (0 means no change in bass level)*/ 1137} OMX_AUDIO_CONFIG_BASSTYPE; 1138 1139 1140/** Enable / Disable for treble, which controls high frequencies tones 1141 */ 1142typedef struct OMX_AUDIO_CONFIG_TREBLETYPE { 1143 OMX_U32 nSize; /**< size of the structure in bytes */ 1144 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1145 OMX_U32 nPortIndex; /**< port that this structure applies to */ 1146 OMX_BOOL bEnable; /**< Enable/disable for treble control */ 1147 OMX_S32 nTreble; /**< treble setting for the port, as a 1148 continuous value from -100 to 100 1149 (0 means no change in treble level) */ 1150} OMX_AUDIO_CONFIG_TREBLETYPE; 1151 1152 1153/** An equalizer is typically used for two reasons: to compensate for an 1154 * sub-optimal frequency response of a system to make it sound more natural 1155 * or to create intentionally some unnatural coloring to the sound to create 1156 * an effect. 1157 * @ingroup effects 1158 */ 1159typedef struct OMX_AUDIO_CONFIG_EQUALIZERTYPE { 1160 OMX_U32 nSize; /**< size of the structure in bytes */ 1161 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1162 OMX_U32 nPortIndex; /**< port that this structure applies to */ 1163 OMX_BOOL bEnable; /**< Enable/disable for equalizer */ 1164 OMX_BU32 sBandIndex; /**< Band number to be set. Upper Limit is 1165 N-1, where N is the number of bands, lower limit is 0 */ 1166 OMX_BU32 sCenterFreq; /**< Center frequecies in Hz. This is a 1167 read only element and is used to determine 1168 the lower, center and upper frequency of 1169 this band. */ 1170 OMX_BS32 sBandLevel; /**< band level in millibels */ 1171} OMX_AUDIO_CONFIG_EQUALIZERTYPE; 1172 1173 1174/** Stereo widening mode type 1175 * @ingroup effects 1176 */ 1177typedef enum OMX_AUDIO_STEREOWIDENINGTYPE { 1178 OMX_AUDIO_StereoWideningHeadphones, /**< Stereo widening for loudspeakers */ 1179 OMX_AUDIO_StereoWideningLoudspeakers, /**< Stereo widening for closely spaced loudspeakers */ 1180 OMX_AUDIO_StereoWideningKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 1181 OMX_AUDIO_StereoWideningVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 1182 OMX_AUDIO_StereoWideningMax = 0x7FFFFFFF 1183} OMX_AUDIO_STEREOWIDENINGTYPE; 1184 1185 1186/** Control for stereo widening, which is a special 2-channel 1187 * case of the audio virtualizer effect. For example, for 5.1-channel 1188 * output, it translates to virtual surround sound. 1189 * @ingroup effects 1190 */ 1191typedef struct OMX_AUDIO_CONFIG_STEREOWIDENINGTYPE { 1192 OMX_U32 nSize; /**< size of the structure in bytes */ 1193 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1194 OMX_U32 nPortIndex; /**< port that this structure applies to */ 1195 OMX_BOOL bEnable; /**< Enable/disable for stereo widening control */ 1196 OMX_AUDIO_STEREOWIDENINGTYPE eWideningType; /**< Stereo widening algorithm type */ 1197 OMX_U32 nStereoWidening; /**< stereo widening setting for the port, 1198 as a continuous value from 0 to 100 */ 1199} OMX_AUDIO_CONFIG_STEREOWIDENINGTYPE; 1200 1201 1202/** The chorus effect (or ``choralizer'') is any signal processor which makes 1203 * one sound source (such as a voice) sound like many such sources singing 1204 * (or playing) in unison. Since performance in unison is never exact, chorus 1205 * effects simulate this by making independently modified copies of the input 1206 * signal. Modifications may include (1) delay, (2) frequency shift, and 1207 * (3) amplitude modulation. 1208 * @ingroup effects 1209 */ 1210typedef struct OMX_AUDIO_CONFIG_CHORUSTYPE { 1211 OMX_U32 nSize; /**< size of the structure in bytes */ 1212 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1213 OMX_U32 nPortIndex; /**< port that this structure applies to */ 1214 OMX_BOOL bEnable; /**< Enable/disable for chorus */ 1215 OMX_BU32 sDelay; /**< average delay in milliseconds */ 1216 OMX_BU32 sModulationRate; /**< rate of modulation in millihertz */ 1217 OMX_U32 nModulationDepth; /**< depth of modulation as a percentage of 1218 delay (i.e. 0 to 100) */ 1219 OMX_BU32 nFeedback; /**< Feedback from chorus output to input in percentage */ 1220} OMX_AUDIO_CONFIG_CHORUSTYPE; 1221 1222 1223/** Reverberation is part of the reflected sound that follows the early 1224 * reflections. In a typical room, this consists of a dense succession of 1225 * echoes whose energy decays exponentially. The reverberation effect structure 1226 * as defined here includes both (early) reflections as well as (late) reverberations. 1227 * @ingroup effects 1228 */ 1229typedef struct OMX_AUDIO_CONFIG_REVERBERATIONTYPE { 1230 OMX_U32 nSize; /**< size of the structure in bytes */ 1231 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1232 OMX_U32 nPortIndex; /**< port that this structure applies to */ 1233 OMX_BOOL bEnable; /**< Enable/disable for reverberation control */ 1234 OMX_BS32 sRoomLevel; /**< Intensity level for the whole room effect 1235 (i.e. both early reflections and late 1236 reverberation) in millibels */ 1237 OMX_BS32 sRoomHighFreqLevel; /**< Attenuation at high frequencies 1238 relative to the intensity at low 1239 frequencies in millibels */ 1240 OMX_BS32 sReflectionsLevel; /**< Intensity level of early reflections 1241 (relative to room value), in millibels */ 1242 OMX_BU32 sReflectionsDelay; /**< Delay time of the first reflection relative 1243 to the direct path, in milliseconds */ 1244 OMX_BS32 sReverbLevel; /**< Intensity level of late reverberation 1245 relative to room level, in millibels */ 1246 OMX_BU32 sReverbDelay; /**< Time delay from the first early reflection 1247 to the beginning of the late reverberation 1248 section, in milliseconds */ 1249 OMX_BU32 sDecayTime; /**< Late reverberation decay time at low 1250 frequencies, in milliseconds */ 1251 OMX_BU32 nDecayHighFreqRatio; /**< Ratio of high frequency decay time relative 1252 to low frequency decay time in percent */ 1253 OMX_U32 nDensity; /**< Modal density in the late reverberation decay, 1254 in percent (i.e. 0 - 100) */ 1255 OMX_U32 nDiffusion; /**< Echo density in the late reverberation decay, 1256 in percent (i.e. 0 - 100) */ 1257 OMX_BU32 sReferenceHighFreq; /**< Reference high frequency in Hertz. This is 1258 the frequency used as the reference for all 1259 the high-frequency settings above */ 1260 1261} OMX_AUDIO_CONFIG_REVERBERATIONTYPE; 1262 1263 1264/** Possible settings for the Echo Cancelation structure to use 1265 * @ingroup effects 1266 */ 1267typedef enum OMX_AUDIO_ECHOCANTYPE { 1268 OMX_AUDIO_EchoCanOff = 0, /**< Echo Cancellation is disabled */ 1269 OMX_AUDIO_EchoCanNormal, /**< Echo Cancellation normal operation - 1270 echo from plastics and face */ 1271 OMX_AUDIO_EchoCanHFree, /**< Echo Cancellation optimized for 1272 Hands Free operation */ 1273 OMX_AUDIO_EchoCanCarKit, /**< Echo Cancellation optimized for 1274 Car Kit (longer echo) */ 1275 OMX_AUDIO_EchoCanKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ 1276 OMX_AUDIO_EchoCanVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ 1277 OMX_AUDIO_EchoCanMax = 0x7FFFFFFF 1278} OMX_AUDIO_ECHOCANTYPE; 1279 1280 1281/** Enable / Disable for echo cancelation, which removes undesired echo's 1282 * from the audio 1283 * @ingroup effects 1284 */ 1285typedef struct OMX_AUDIO_CONFIG_ECHOCANCELATIONTYPE { 1286 OMX_U32 nSize; /**< size of the structure in bytes */ 1287 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1288 OMX_U32 nPortIndex; /**< port that this structure applies to */ 1289 OMX_AUDIO_ECHOCANTYPE eEchoCancelation; /**< Echo cancelation settings */ 1290} OMX_AUDIO_CONFIG_ECHOCANCELATIONTYPE; 1291 1292 1293/** Enable / Disable for noise reduction, which undesired noise from 1294 * the audio 1295 * @ingroup effects 1296 */ 1297typedef struct OMX_AUDIO_CONFIG_NOISEREDUCTIONTYPE { 1298 OMX_U32 nSize; /**< size of the structure in bytes */ 1299 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 1300 OMX_U32 nPortIndex; /**< port that this structure applies to */ 1301 OMX_BOOL bNoiseReduction; /**< Enable/disable for noise reduction */ 1302} OMX_AUDIO_CONFIG_NOISEREDUCTIONTYPE; 1303 1304/** @} */ 1305 1306#ifdef __cplusplus 1307} 1308#endif /* __cplusplus */ 1309 1310#endif 1311/* File EOF */ 1312 1313