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Diffstat (limited to 'media/openmax_il/il112/OMX_Audio.h')
| -rw-r--r-- | media/openmax_il/il112/OMX_Audio.h | 1311 |
1 files changed, 1311 insertions, 0 deletions
diff --git a/media/openmax_il/il112/OMX_Audio.h b/media/openmax_il/il112/OMX_Audio.h new file mode 100644 index 0000000000..9d084e8742 --- /dev/null +++ b/media/openmax_il/il112/OMX_Audio.h @@ -0,0 +1,1311 @@ +/* + * Copyright (c) 2008 The Khronos Group Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject + * to the following conditions: + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY + * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + */ + +/** @file OMX_Audio.h - OpenMax IL version 1.1.2 + * The structures needed by Audio components to exchange + * parameters and configuration data with the componenmilts. + */ + +#ifndef OMX_Audio_h +#define OMX_Audio_h + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + + +/* Each OMX header must include all required header files to allow the + * header to compile without errors. The includes below are required + * for this header file to compile successfully + */ + +#include <OMX_Core.h> + +/** @defgroup midi MIDI + * @ingroup audio + */ + +/** @defgroup effects Audio effects + * @ingroup audio + */ + +/** @defgroup audio OpenMAX IL Audio Domain + * Structures for OpenMAX IL Audio domain + * @{ + */ + +/** Enumeration used to define the possible audio codings. + * If "OMX_AUDIO_CodingUnused" is selected, the coding selection must + * be done in a vendor specific way. Since this is for an audio + * processing element this enum is relevant. However, for another + * type of component other enums would be in this area. + */ +typedef enum OMX_AUDIO_CODINGTYPE { + OMX_AUDIO_CodingUnused = 0, /**< Placeholder value when coding is N/A */ + OMX_AUDIO_CodingAutoDetect, /**< auto detection of audio format */ + OMX_AUDIO_CodingPCM, /**< Any variant of PCM coding */ + OMX_AUDIO_CodingADPCM, /**< Any variant of ADPCM encoded data */ + OMX_AUDIO_CodingAMR, /**< Any variant of AMR encoded data */ + OMX_AUDIO_CodingGSMFR, /**< Any variant of GSM fullrate (i.e. GSM610) */ + OMX_AUDIO_CodingGSMEFR, /**< Any variant of GSM Enhanced Fullrate encoded data*/ + OMX_AUDIO_CodingGSMHR, /**< Any variant of GSM Halfrate encoded data */ + OMX_AUDIO_CodingPDCFR, /**< Any variant of PDC Fullrate encoded data */ + OMX_AUDIO_CodingPDCEFR, /**< Any variant of PDC Enhanced Fullrate encoded data */ + OMX_AUDIO_CodingPDCHR, /**< Any variant of PDC Halfrate encoded data */ + OMX_AUDIO_CodingTDMAFR, /**< Any variant of TDMA Fullrate encoded data (TIA/EIA-136-420) */ + OMX_AUDIO_CodingTDMAEFR, /**< Any variant of TDMA Enhanced Fullrate encoded data (TIA/EIA-136-410) */ + OMX_AUDIO_CodingQCELP8, /**< Any variant of QCELP 8kbps encoded data */ + OMX_AUDIO_CodingQCELP13, /**< Any variant of QCELP 13kbps encoded data */ + OMX_AUDIO_CodingEVRC, /**< Any variant of EVRC encoded data */ + OMX_AUDIO_CodingSMV, /**< Any variant of SMV encoded data */ + OMX_AUDIO_CodingG711, /**< Any variant of G.711 encoded data */ + OMX_AUDIO_CodingG723, /**< Any variant of G.723 dot 1 encoded data */ + OMX_AUDIO_CodingG726, /**< Any variant of G.726 encoded data */ + OMX_AUDIO_CodingG729, /**< Any variant of G.729 encoded data */ + OMX_AUDIO_CodingAAC, /**< Any variant of AAC encoded data */ + OMX_AUDIO_CodingMP3, /**< Any variant of MP3 encoded data */ + OMX_AUDIO_CodingSBC, /**< Any variant of SBC encoded data */ + OMX_AUDIO_CodingVORBIS, /**< Any variant of VORBIS encoded data */ + OMX_AUDIO_CodingWMA, /**< Any variant of WMA encoded data */ + OMX_AUDIO_CodingRA, /**< Any variant of RA encoded data */ + OMX_AUDIO_CodingMIDI, /**< Any variant of MIDI encoded data */ + OMX_AUDIO_CodingKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ + OMX_AUDIO_CodingVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ + OMX_AUDIO_CodingMax = 0x7FFFFFFF +} OMX_AUDIO_CODINGTYPE; + + +/** The PortDefinition structure is used to define all of the parameters + * necessary for the compliant component to setup an input or an output audio + * path. If additional information is needed to define the parameters of the + * port (such as frequency), additional structures must be sent such as the + * OMX_AUDIO_PARAM_PCMMODETYPE structure to supply the extra parameters for the port. + */ +typedef struct OMX_AUDIO_PORTDEFINITIONTYPE { + OMX_STRING cMIMEType; /**< MIME type of data for the port */ + OMX_NATIVE_DEVICETYPE pNativeRender; /** < platform specific reference + for an output device, + otherwise this field is 0 */ + OMX_BOOL bFlagErrorConcealment; /**< Turns on error concealment if it is + supported by the OMX component */ + OMX_AUDIO_CODINGTYPE eEncoding; /**< Type of data expected for this + port (e.g. PCM, AMR, MP3, etc) */ +} OMX_AUDIO_PORTDEFINITIONTYPE; + + +/** Port format parameter. This structure is used to enumerate + * the various data input/output format supported by the port. + */ +typedef struct OMX_AUDIO_PARAM_PORTFORMATTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< Indicates which port to set */ + OMX_U32 nIndex; /**< Indicates the enumeration index for the format from 0x0 to N-1 */ + OMX_AUDIO_CODINGTYPE eEncoding; /**< Type of data expected for this port (e.g. PCM, AMR, MP3, etc) */ +} OMX_AUDIO_PARAM_PORTFORMATTYPE; + + +/** PCM mode type */ +typedef enum OMX_AUDIO_PCMMODETYPE { + OMX_AUDIO_PCMModeLinear = 0, /**< Linear PCM encoded data */ + OMX_AUDIO_PCMModeALaw, /**< A law PCM encoded data (G.711) */ + OMX_AUDIO_PCMModeMULaw, /**< Mu law PCM encoded data (G.711) */ + OMX_AUDIO_PCMModeKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ + OMX_AUDIO_PCMModeVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ + OMX_AUDIO_PCMModeMax = 0x7FFFFFFF +} OMX_AUDIO_PCMMODETYPE; + + +typedef enum OMX_AUDIO_CHANNELTYPE { + OMX_AUDIO_ChannelNone = 0x0, /**< Unused or empty */ + OMX_AUDIO_ChannelLF = 0x1, /**< Left front */ + OMX_AUDIO_ChannelRF = 0x2, /**< Right front */ + OMX_AUDIO_ChannelCF = 0x3, /**< Center front */ + OMX_AUDIO_ChannelLS = 0x4, /**< Left surround */ + OMX_AUDIO_ChannelRS = 0x5, /**< Right surround */ + OMX_AUDIO_ChannelLFE = 0x6, /**< Low frequency effects */ + OMX_AUDIO_ChannelCS = 0x7, /**< Back surround */ + OMX_AUDIO_ChannelLR = 0x8, /**< Left rear. */ + OMX_AUDIO_ChannelRR = 0x9, /**< Right rear. */ + OMX_AUDIO_ChannelKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ + OMX_AUDIO_ChannelVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ + OMX_AUDIO_ChannelMax = 0x7FFFFFFF +} OMX_AUDIO_CHANNELTYPE; + +#define OMX_AUDIO_MAXCHANNELS 16 /**< maximum number distinct audio channels that a buffer may contain */ +#define OMX_MIN_PCMPAYLOAD_MSEC 5 /**< Minimum audio buffer payload size for uncompressed (PCM) audio */ + +/** PCM format description */ +typedef struct OMX_AUDIO_PARAM_PCMMODETYPE { + OMX_U32 nSize; /**< Size of this structure, in Bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_U32 nChannels; /**< Number of channels (e.g. 2 for stereo) */ + OMX_NUMERICALDATATYPE eNumData; /**< indicates PCM data as signed or unsigned */ + OMX_ENDIANTYPE eEndian; /**< indicates PCM data as little or big endian */ + OMX_BOOL bInterleaved; /**< True for normal interleaved data; false for + non-interleaved data (e.g. block data) */ + OMX_U32 nBitPerSample; /**< Bit per sample */ + OMX_U32 nSamplingRate; /**< Sampling rate of the source data. Use 0 for + variable or unknown sampling rate. */ + OMX_AUDIO_PCMMODETYPE ePCMMode; /**< PCM mode enumeration */ + OMX_AUDIO_CHANNELTYPE eChannelMapping[OMX_AUDIO_MAXCHANNELS]; /**< Slot i contains channel defined by eChannelMap[i] */ + +} OMX_AUDIO_PARAM_PCMMODETYPE; + + +/** Audio channel mode. This is used by both AAC and MP3, although the names are more appropriate + * for the MP3. For example, JointStereo for MP3 is CouplingChannels for AAC. + */ +typedef enum OMX_AUDIO_CHANNELMODETYPE { + OMX_AUDIO_ChannelModeStereo = 0, /**< 2 channels, the bitrate allocation between those + two channels changes accordingly to each channel information */ + OMX_AUDIO_ChannelModeJointStereo, /**< mode that takes advantage of what is common between + 2 channels for higher compression gain */ + OMX_AUDIO_ChannelModeDual, /**< 2 mono-channels, each channel is encoded with half + the bitrate of the overall bitrate */ + OMX_AUDIO_ChannelModeMono, /**< Mono channel mode */ + OMX_AUDIO_ChannelModeKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ + OMX_AUDIO_ChannelModeVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ + OMX_AUDIO_ChannelModeMax = 0x7FFFFFFF +} OMX_AUDIO_CHANNELMODETYPE; + + +typedef enum OMX_AUDIO_MP3STREAMFORMATTYPE { + OMX_AUDIO_MP3StreamFormatMP1Layer3 = 0, /**< MP3 Audio MPEG 1 Layer 3 Stream format */ + OMX_AUDIO_MP3StreamFormatMP2Layer3, /**< MP3 Audio MPEG 2 Layer 3 Stream format */ + OMX_AUDIO_MP3StreamFormatMP2_5Layer3, /**< MP3 Audio MPEG2.5 Layer 3 Stream format */ + OMX_AUDIO_MP3StreamFormatKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ + OMX_AUDIO_MP3StreamFormatVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ + OMX_AUDIO_MP3StreamFormatMax = 0x7FFFFFFF +} OMX_AUDIO_MP3STREAMFORMATTYPE; + +/** MP3 params */ +typedef struct OMX_AUDIO_PARAM_MP3TYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_U32 nChannels; /**< Number of channels */ + OMX_U32 nBitRate; /**< Bit rate of the input data. Use 0 for variable + rate or unknown bit rates */ + OMX_U32 nSampleRate; /**< Sampling rate of the source data. Use 0 for + variable or unknown sampling rate. */ + OMX_U32 nAudioBandWidth; /**< Audio band width (in Hz) to which an encoder should + limit the audio signal. Use 0 to let encoder decide */ + OMX_AUDIO_CHANNELMODETYPE eChannelMode; /**< Channel mode enumeration */ + OMX_AUDIO_MP3STREAMFORMATTYPE eFormat; /**< MP3 stream format */ +} OMX_AUDIO_PARAM_MP3TYPE; + + +typedef enum OMX_AUDIO_AACSTREAMFORMATTYPE { + OMX_AUDIO_AACStreamFormatMP2ADTS = 0, /**< AAC Audio Data Transport Stream 2 format */ + OMX_AUDIO_AACStreamFormatMP4ADTS, /**< AAC Audio Data Transport Stream 4 format */ + OMX_AUDIO_AACStreamFormatMP4LOAS, /**< AAC Low Overhead Audio Stream format */ + OMX_AUDIO_AACStreamFormatMP4LATM, /**< AAC Low overhead Audio Transport Multiplex */ + OMX_AUDIO_AACStreamFormatADIF, /**< AAC Audio Data Interchange Format */ + OMX_AUDIO_AACStreamFormatMP4FF, /**< AAC inside MPEG-4/ISO File Format */ + OMX_AUDIO_AACStreamFormatRAW, /**< AAC Raw Format */ + OMX_AUDIO_AACStreamFormatKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ + OMX_AUDIO_AACStreamFormatVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ + OMX_AUDIO_AACStreamFormatMax = 0x7FFFFFFF +} OMX_AUDIO_AACSTREAMFORMATTYPE; + + +/** AAC mode type. Note that the term profile is used with the MPEG-2 + * standard and the term object type and profile is used with MPEG-4 */ +typedef enum OMX_AUDIO_AACPROFILETYPE{ + OMX_AUDIO_AACObjectNull = 0, /**< Null, not used */ + OMX_AUDIO_AACObjectMain = 1, /**< AAC Main object */ + OMX_AUDIO_AACObjectLC, /**< AAC Low Complexity object (AAC profile) */ + OMX_AUDIO_AACObjectSSR, /**< AAC Scalable Sample Rate object */ + OMX_AUDIO_AACObjectLTP, /**< AAC Long Term Prediction object */ + OMX_AUDIO_AACObjectHE, /**< AAC High Efficiency (object type SBR, HE-AAC profile) */ + OMX_AUDIO_AACObjectScalable, /**< AAC Scalable object */ + OMX_AUDIO_AACObjectERLC = 17, /**< ER AAC Low Complexity object (Error Resilient AAC-LC) */ + OMX_AUDIO_AACObjectLD = 23, /**< AAC Low Delay object (Error Resilient) */ + OMX_AUDIO_AACObjectHE_PS = 29, /**< AAC High Efficiency with Parametric Stereo coding (HE-AAC v2, object type PS) */ + OMX_AUDIO_AACObjectKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ + OMX_AUDIO_AACObjectVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ + OMX_AUDIO_AACObjectMax = 0x7FFFFFFF +} OMX_AUDIO_AACPROFILETYPE; + + +/** AAC tool usage (for nAACtools in OMX_AUDIO_PARAM_AACPROFILETYPE). + * Required for encoder configuration and optional as decoder info output. + * For MP3, OMX_AUDIO_CHANNELMODETYPE is sufficient. */ +#define OMX_AUDIO_AACToolNone 0x00000000 /**< no AAC tools allowed (encoder config) or active (decoder info output) */ +#define OMX_AUDIO_AACToolMS 0x00000001 /**< MS: Mid/side joint coding tool allowed or active */ +#define OMX_AUDIO_AACToolIS 0x00000002 /**< IS: Intensity stereo tool allowed or active */ +#define OMX_AUDIO_AACToolTNS 0x00000004 /**< TNS: Temporal Noise Shaping tool allowed or active */ +#define OMX_AUDIO_AACToolPNS 0x00000008 /**< PNS: MPEG-4 Perceptual Noise substitution tool allowed or active */ +#define OMX_AUDIO_AACToolLTP 0x00000010 /**< LTP: MPEG-4 Long Term Prediction tool allowed or active */ +#define OMX_AUDIO_AACToolAll 0x7FFFFFFF /**< all AAC tools allowed or active (*/ + +/** MPEG-4 AAC error resilience (ER) tool usage (for nAACERtools in OMX_AUDIO_PARAM_AACPROFILETYPE). + * Required for ER encoder configuration and optional as decoder info output */ +#define OMX_AUDIO_AACERNone 0x00000000 /**< no AAC ER tools allowed/used */ +#define OMX_AUDIO_AACERVCB11 0x00000001 /**< VCB11: Virtual Code Books for AAC section data */ +#define OMX_AUDIO_AACERRVLC 0x00000002 /**< RVLC: Reversible Variable Length Coding */ +#define OMX_AUDIO_AACERHCR 0x00000004 /**< HCR: Huffman Codeword Reordering */ +#define OMX_AUDIO_AACERAll 0x7FFFFFFF /**< all AAC ER tools allowed/used */ + + +/** AAC params */ +typedef struct OMX_AUDIO_PARAM_AACPROFILETYPE { + OMX_U32 nSize; /**< Size of this structure, in Bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< Port that this structure applies to */ + OMX_U32 nChannels; /**< Number of channels */ + OMX_U32 nSampleRate; /**< Sampling rate of the source data. Use 0 for + variable or unknown sampling rate. */ + OMX_U32 nBitRate; /**< Bit rate of the input data. Use 0 for variable + rate or unknown bit rates */ + OMX_U32 nAudioBandWidth; /**< Audio band width (in Hz) to which an encoder should + limit the audio signal. Use 0 to let encoder decide */ + OMX_U32 nFrameLength; /**< Frame length (in audio samples per channel) of the codec. + Can be 1024 or 960 (AAC-LC), 2048 (HE-AAC), 480 or 512 (AAC-LD). + Use 0 to let encoder decide */ + OMX_U32 nAACtools; /**< AAC tool usage */ + OMX_U32 nAACERtools; /**< MPEG-4 AAC error resilience tool usage */ + OMX_AUDIO_AACPROFILETYPE eAACProfile; /**< AAC profile enumeration */ + OMX_AUDIO_AACSTREAMFORMATTYPE eAACStreamFormat; /**< AAC stream format enumeration */ + OMX_AUDIO_CHANNELMODETYPE eChannelMode; /**< Channel mode enumeration */ +} OMX_AUDIO_PARAM_AACPROFILETYPE; + + +/** VORBIS params */ +typedef struct OMX_AUDIO_PARAM_VORBISTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_U32 nChannels; /**< Number of channels */ + OMX_U32 nBitRate; /**< Bit rate of the encoded data data. Use 0 for variable + rate or unknown bit rates. Encoding is set to the + bitrate closest to specified value (in bps) */ + OMX_U32 nMinBitRate; /**< Sets minimum bitrate (in bps). */ + OMX_U32 nMaxBitRate; /**< Sets maximum bitrate (in bps). */ + + OMX_U32 nSampleRate; /**< Sampling rate of the source data. Use 0 for + variable or unknown sampling rate. */ + OMX_U32 nAudioBandWidth; /**< Audio band width (in Hz) to which an encoder should + limit the audio signal. Use 0 to let encoder decide */ + OMX_S32 nQuality; /**< Sets encoding quality to n, between -1 (low) and 10 (high). + In the default mode of operation, teh quality level is 3. + Normal quality range is 0 - 10. */ + OMX_BOOL bManaged; /**< Set bitrate management mode. This turns off the + normal VBR encoding, but allows hard or soft bitrate + constraints to be enforced by the encoder. This mode can + be slower, and may also be lower quality. It is + primarily useful for streaming. */ + OMX_BOOL bDownmix; /**< Downmix input from stereo to mono (has no effect on + non-stereo streams). Useful for lower-bitrate encoding. */ +} OMX_AUDIO_PARAM_VORBISTYPE; + + +/** WMA Version */ +typedef enum OMX_AUDIO_WMAFORMATTYPE { + OMX_AUDIO_WMAFormatUnused = 0, /**< format unused or unknown */ + OMX_AUDIO_WMAFormat7, /**< Windows Media Audio format 7 */ + OMX_AUDIO_WMAFormat8, /**< Windows Media Audio format 8 */ + OMX_AUDIO_WMAFormat9, /**< Windows Media Audio format 9 */ + OMX_AUDIO_WMAFormatKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ + OMX_AUDIO_WMAFormatVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ + OMX_AUDIO_WMAFormatMax = 0x7FFFFFFF +} OMX_AUDIO_WMAFORMATTYPE; + + +/** WMA Profile */ +typedef enum OMX_AUDIO_WMAPROFILETYPE { + OMX_AUDIO_WMAProfileUnused = 0, /**< profile unused or unknown */ + OMX_AUDIO_WMAProfileL1, /**< Windows Media audio version 9 profile L1 */ + OMX_AUDIO_WMAProfileL2, /**< Windows Media audio version 9 profile L2 */ + OMX_AUDIO_WMAProfileL3, /**< Windows Media audio version 9 profile L3 */ + OMX_AUDIO_WMAProfileKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ + OMX_AUDIO_WMAProfileVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ + OMX_AUDIO_WMAProfileMax = 0x7FFFFFFF +} OMX_AUDIO_WMAPROFILETYPE; + + +/** WMA params */ +typedef struct OMX_AUDIO_PARAM_WMATYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_U16 nChannels; /**< Number of channels */ + OMX_U32 nBitRate; /**< Bit rate of the input data. Use 0 for variable + rate or unknown bit rates */ + OMX_AUDIO_WMAFORMATTYPE eFormat; /**< Version of WMA stream / data */ + OMX_AUDIO_WMAPROFILETYPE eProfile; /**< Profile of WMA stream / data */ + OMX_U32 nSamplingRate; /**< Sampling rate of the source data */ + OMX_U16 nBlockAlign; /**< is the block alignment, or block size, in bytes of the audio codec */ + OMX_U16 nEncodeOptions; /**< WMA Type-specific data */ + OMX_U32 nSuperBlockAlign; /**< WMA Type-specific data */ +} OMX_AUDIO_PARAM_WMATYPE; + +/** + * RealAudio format + */ +typedef enum OMX_AUDIO_RAFORMATTYPE { + OMX_AUDIO_RAFormatUnused = 0, /**< Format unused or unknown */ + OMX_AUDIO_RA8, /**< RealAudio 8 codec */ + OMX_AUDIO_RA9, /**< RealAudio 9 codec */ + OMX_AUDIO_RA10_AAC, /**< MPEG-4 AAC codec for bitrates of more than 128kbps */ + OMX_AUDIO_RA10_CODEC, /**< RealAudio codec for bitrates less than 128 kbps */ + OMX_AUDIO_RA10_LOSSLESS, /**< RealAudio Lossless */ + OMX_AUDIO_RA10_MULTICHANNEL, /**< RealAudio Multichannel */ + OMX_AUDIO_RA10_VOICE, /**< RealAudio Voice for bitrates below 15 kbps */ + OMX_AUDIO_RAFormatKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ + OMX_AUDIO_RAFormatVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ + OMX_VIDEO_RAFormatMax = 0x7FFFFFFF +} OMX_AUDIO_RAFORMATTYPE; + +/** RA (Real Audio) params */ +typedef struct OMX_AUDIO_PARAM_RATYPE { + OMX_U32 nSize; /**< Size of this structure, in Bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< Port that this structure applies to */ + OMX_U32 nChannels; /**< Number of channels */ + OMX_U32 nSamplingRate; /**< is the sampling rate of the source data */ + OMX_U32 nBitsPerFrame; /**< is the value for bits per frame */ + OMX_U32 nSamplePerFrame; /**< is the value for samples per frame */ + OMX_U32 nCouplingQuantBits; /**< is the number of coupling quantization bits in the stream */ + OMX_U32 nCouplingStartRegion; /**< is the coupling start region in the stream */ + OMX_U32 nNumRegions; /**< is the number of regions value */ + OMX_AUDIO_RAFORMATTYPE eFormat; /**< is the RealAudio audio format */ +} OMX_AUDIO_PARAM_RATYPE; + + +/** SBC Allocation Method Type */ +typedef enum OMX_AUDIO_SBCALLOCMETHODTYPE { + OMX_AUDIO_SBCAllocMethodLoudness, /**< Loudness allocation method */ + OMX_AUDIO_SBCAllocMethodSNR, /**< SNR allocation method */ + OMX_AUDIO_SBCAllocMethodKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ + OMX_AUDIO_SBCAllocMethodVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ + OMX_AUDIO_SBCAllocMethodMax = 0x7FFFFFFF +} OMX_AUDIO_SBCALLOCMETHODTYPE; + + +/** SBC params */ +typedef struct OMX_AUDIO_PARAM_SBCTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_U32 nChannels; /**< Number of channels */ + OMX_U32 nBitRate; /**< Bit rate of the input data. Use 0 for variable + rate or unknown bit rates */ + OMX_U32 nSampleRate; /**< Sampling rate of the source data. Use 0 for + variable or unknown sampling rate. */ + OMX_U32 nBlocks; /**< Number of blocks */ + OMX_U32 nSubbands; /**< Number of subbands */ + OMX_U32 nBitPool; /**< Bitpool value */ + OMX_BOOL bEnableBitrate; /**< Use bitrate value instead of bitpool */ + OMX_AUDIO_CHANNELMODETYPE eChannelMode; /**< Channel mode enumeration */ + OMX_AUDIO_SBCALLOCMETHODTYPE eSBCAllocType; /**< SBC Allocation method type */ +} OMX_AUDIO_PARAM_SBCTYPE; + + +/** ADPCM stream format parameters */ +typedef struct OMX_AUDIO_PARAM_ADPCMTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_U32 nChannels; /**< Number of channels in the data stream (not + necessarily the same as the number of channels + to be rendered. */ + OMX_U32 nBitsPerSample; /**< Number of bits in each sample */ + OMX_U32 nSampleRate; /**< Sampling rate of the source data. Use 0 for + variable or unknown sampling rate. */ +} OMX_AUDIO_PARAM_ADPCMTYPE; + + +/** G723 rate */ +typedef enum OMX_AUDIO_G723RATE { + OMX_AUDIO_G723ModeUnused = 0, /**< AMRNB Mode unused / unknown */ + OMX_AUDIO_G723ModeLow, /**< 5300 bps */ + OMX_AUDIO_G723ModeHigh, /**< 6300 bps */ + OMX_AUDIO_G723ModeKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ + OMX_AUDIO_G723ModeVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ + OMX_AUDIO_G723ModeMax = 0x7FFFFFFF +} OMX_AUDIO_G723RATE; + + +/** G723 - Sample rate must be 8 KHz */ +typedef struct OMX_AUDIO_PARAM_G723TYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_U32 nChannels; /**< Number of channels in the data stream (not + necessarily the same as the number of channels + to be rendered. */ + OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ + OMX_AUDIO_G723RATE eBitRate; /**< todo: Should this be moved to a config? */ + OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ + OMX_BOOL bPostFilter; /**< Enable Post Filter */ +} OMX_AUDIO_PARAM_G723TYPE; + + +/** ITU G726 (ADPCM) rate */ +typedef enum OMX_AUDIO_G726MODE { + OMX_AUDIO_G726ModeUnused = 0, /**< G726 Mode unused / unknown */ + OMX_AUDIO_G726Mode16, /**< 16 kbps */ + OMX_AUDIO_G726Mode24, /**< 24 kbps */ + OMX_AUDIO_G726Mode32, /**< 32 kbps, most common rate, also G721 */ + OMX_AUDIO_G726Mode40, /**< 40 kbps */ + OMX_AUDIO_G726ModeKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ + OMX_AUDIO_G726ModeVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ + OMX_AUDIO_G726ModeMax = 0x7FFFFFFF +} OMX_AUDIO_G726MODE; + + +/** G.726 stream format parameters - must be at 8KHz */ +typedef struct OMX_AUDIO_PARAM_G726TYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_U32 nChannels; /**< Number of channels in the data stream (not + necessarily the same as the number of channels + to be rendered. */ + OMX_AUDIO_G726MODE eG726Mode; +} OMX_AUDIO_PARAM_G726TYPE; + + +/** G729 coder type */ +typedef enum OMX_AUDIO_G729TYPE { + OMX_AUDIO_G729 = 0, /**< ITU G.729 encoded data */ + OMX_AUDIO_G729A, /**< ITU G.729 annex A encoded data */ + OMX_AUDIO_G729B, /**< ITU G.729 with annex B encoded data */ + OMX_AUDIO_G729AB, /**< ITU G.729 annexes A and B encoded data */ + OMX_AUDIO_G729KhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ + OMX_AUDIO_G729VendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ + OMX_AUDIO_G729Max = 0x7FFFFFFF +} OMX_AUDIO_G729TYPE; + + +/** G729 stream format parameters - fixed 6KHz sample rate */ +typedef struct OMX_AUDIO_PARAM_G729TYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_U32 nChannels; /**< Number of channels in the data stream (not + necessarily the same as the number of channels + to be rendered. */ + OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ + OMX_AUDIO_G729TYPE eBitType; +} OMX_AUDIO_PARAM_G729TYPE; + + +/** AMR Frame format */ +typedef enum OMX_AUDIO_AMRFRAMEFORMATTYPE { + OMX_AUDIO_AMRFrameFormatConformance = 0, /**< Frame Format is AMR Conformance + (Standard) Format */ + OMX_AUDIO_AMRFrameFormatIF1, /**< Frame Format is AMR Interface + Format 1 */ + OMX_AUDIO_AMRFrameFormatIF2, /**< Frame Format is AMR Interface + Format 2*/ + OMX_AUDIO_AMRFrameFormatFSF, /**< Frame Format is AMR File Storage + Format */ + OMX_AUDIO_AMRFrameFormatRTPPayload, /**< Frame Format is AMR Real-Time + Transport Protocol Payload Format */ + OMX_AUDIO_AMRFrameFormatITU, /**< Frame Format is ITU Format (added at Motorola request) */ + OMX_AUDIO_AMRFrameFormatKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ + OMX_AUDIO_AMRFrameFormatVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ + OMX_AUDIO_AMRFrameFormatMax = 0x7FFFFFFF +} OMX_AUDIO_AMRFRAMEFORMATTYPE; + + +/** AMR band mode */ +typedef enum OMX_AUDIO_AMRBANDMODETYPE { + OMX_AUDIO_AMRBandModeUnused = 0, /**< AMRNB Mode unused / unknown */ + OMX_AUDIO_AMRBandModeNB0, /**< AMRNB Mode 0 = 4750 bps */ + OMX_AUDIO_AMRBandModeNB1, /**< AMRNB Mode 1 = 5150 bps */ + OMX_AUDIO_AMRBandModeNB2, /**< AMRNB Mode 2 = 5900 bps */ + OMX_AUDIO_AMRBandModeNB3, /**< AMRNB Mode 3 = 6700 bps */ + OMX_AUDIO_AMRBandModeNB4, /**< AMRNB Mode 4 = 7400 bps */ + OMX_AUDIO_AMRBandModeNB5, /**< AMRNB Mode 5 = 7950 bps */ + OMX_AUDIO_AMRBandModeNB6, /**< AMRNB Mode 6 = 10200 bps */ + OMX_AUDIO_AMRBandModeNB7, /**< AMRNB Mode 7 = 12200 bps */ + OMX_AUDIO_AMRBandModeWB0, /**< AMRWB Mode 0 = 6600 bps */ + OMX_AUDIO_AMRBandModeWB1, /**< AMRWB Mode 1 = 8850 bps */ + OMX_AUDIO_AMRBandModeWB2, /**< AMRWB Mode 2 = 12650 bps */ + OMX_AUDIO_AMRBandModeWB3, /**< AMRWB Mode 3 = 14250 bps */ + OMX_AUDIO_AMRBandModeWB4, /**< AMRWB Mode 4 = 15850 bps */ + OMX_AUDIO_AMRBandModeWB5, /**< AMRWB Mode 5 = 18250 bps */ + OMX_AUDIO_AMRBandModeWB6, /**< AMRWB Mode 6 = 19850 bps */ + OMX_AUDIO_AMRBandModeWB7, /**< AMRWB Mode 7 = 23050 bps */ + OMX_AUDIO_AMRBandModeWB8, /**< AMRWB Mode 8 = 23850 bps */ + OMX_AUDIO_AMRBandModeKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ + OMX_AUDIO_AMRBandModeVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ + OMX_AUDIO_AMRBandModeMax = 0x7FFFFFFF +} OMX_AUDIO_AMRBANDMODETYPE; + + +/** AMR Discontinuous Transmission mode */ +typedef enum OMX_AUDIO_AMRDTXMODETYPE { + OMX_AUDIO_AMRDTXModeOff = 0, /**< AMR Discontinuous Transmission Mode is disabled */ + OMX_AUDIO_AMRDTXModeOnVAD1, /**< AMR Discontinuous Transmission Mode using + Voice Activity Detector 1 (VAD1) is enabled */ + OMX_AUDIO_AMRDTXModeOnVAD2, /**< AMR Discontinuous Transmission Mode using + Voice Activity Detector 2 (VAD2) is enabled */ + OMX_AUDIO_AMRDTXModeOnAuto, /**< The codec will automatically select between + Off, VAD1 or VAD2 modes */ + + OMX_AUDIO_AMRDTXasEFR, /**< DTX as EFR instead of AMR standard (3GPP 26.101, frame type =8,9,10) */ + + OMX_AUDIO_AMRDTXModeKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ + OMX_AUDIO_AMRDTXModeVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ + OMX_AUDIO_AMRDTXModeMax = 0x7FFFFFFF +} OMX_AUDIO_AMRDTXMODETYPE; + + +/** AMR params */ +typedef struct OMX_AUDIO_PARAM_AMRTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_U32 nChannels; /**< Number of channels */ + OMX_U32 nBitRate; /**< Bit rate read only field */ + OMX_AUDIO_AMRBANDMODETYPE eAMRBandMode; /**< AMR Band Mode enumeration */ + OMX_AUDIO_AMRDTXMODETYPE eAMRDTXMode; /**< AMR DTX Mode enumeration */ + OMX_AUDIO_AMRFRAMEFORMATTYPE eAMRFrameFormat; /**< AMR frame format enumeration */ +} OMX_AUDIO_PARAM_AMRTYPE; + + +/** GSM_FR (ETSI 06.10, 3GPP 46.010) stream format parameters */ +typedef struct OMX_AUDIO_PARAM_GSMFRTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ + OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ +} OMX_AUDIO_PARAM_GSMFRTYPE; + + +/** GSM-HR (ETSI 06.20, 3GPP 46.020) stream format parameters */ +typedef struct OMX_AUDIO_PARAM_GSMHRTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ + OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ +} OMX_AUDIO_PARAM_GSMHRTYPE; + + +/** GSM-EFR (ETSI 06.60, 3GPP 46.060) stream format parameters */ +typedef struct OMX_AUDIO_PARAM_GSMEFRTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ + OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ +} OMX_AUDIO_PARAM_GSMEFRTYPE; + + +/** TDMA FR (TIA/EIA-136-420, VSELP 7.95kbps coder) stream format parameters */ +typedef struct OMX_AUDIO_PARAM_TDMAFRTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_U32 nChannels; /**< Number of channels in the data stream (not + necessarily the same as the number of channels + to be rendered. */ + OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ + OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ +} OMX_AUDIO_PARAM_TDMAFRTYPE; + + +/** TDMA EFR (TIA/EIA-136-410, ACELP 7.4kbps coder) stream format parameters */ +typedef struct OMX_AUDIO_PARAM_TDMAEFRTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_U32 nChannels; /**< Number of channels in the data stream (not + necessarily the same as the number of channels + to be rendered. */ + OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ + OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ +} OMX_AUDIO_PARAM_TDMAEFRTYPE; + + +/** PDC FR ( RCR-27, VSELP 6.7kbps coder) stream format parameters */ +typedef struct OMX_AUDIO_PARAM_PDCFRTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_U32 nChannels; /**< Number of channels in the data stream (not + necessarily the same as the number of channels + to be rendered. */ + OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ + OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ +} OMX_AUDIO_PARAM_PDCFRTYPE; + + +/** PDC EFR ( RCR-27, ACELP 6.7kbps coder) stream format parameters */ +typedef struct OMX_AUDIO_PARAM_PDCEFRTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_U32 nChannels; /**< Number of channels in the data stream (not + necessarily the same as the number of channels + to be rendered. */ + OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ + OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ +} OMX_AUDIO_PARAM_PDCEFRTYPE; + +/** PDC HR ( RCR-27, PSI-CELP 3.45kbps coder) stream format parameters */ +typedef struct OMX_AUDIO_PARAM_PDCHRTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_U32 nChannels; /**< Number of channels in the data stream (not + necessarily the same as the number of channels + to be rendered. */ + OMX_BOOL bDTX; /**< Enable Discontinuous Transmisssion */ + OMX_BOOL bHiPassFilter; /**< Enable High Pass Filter */ +} OMX_AUDIO_PARAM_PDCHRTYPE; + + +/** CDMA Rate types */ +typedef enum OMX_AUDIO_CDMARATETYPE { + OMX_AUDIO_CDMARateBlank = 0, /**< CDMA encoded frame is blank */ + OMX_AUDIO_CDMARateFull, /**< CDMA encoded frame in full rate */ + OMX_AUDIO_CDMARateHalf, /**< CDMA encoded frame in half rate */ + OMX_AUDIO_CDMARateQuarter, /**< CDMA encoded frame in quarter rate */ + OMX_AUDIO_CDMARateEighth, /**< CDMA encoded frame in eighth rate (DTX)*/ + OMX_AUDIO_CDMARateErasure, /**< CDMA erasure frame */ + OMX_AUDIO_CDMARateKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ + OMX_AUDIO_CDMARateVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ + OMX_AUDIO_CDMARateMax = 0x7FFFFFFF +} OMX_AUDIO_CDMARATETYPE; + + +/** QCELP8 (TIA/EIA-96, up to 8kbps coder) stream format parameters */ +typedef struct OMX_AUDIO_PARAM_QCELP8TYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_U32 nChannels; /**< Number of channels in the data stream (not + necessarily the same as the number of channels + to be rendered. */ + OMX_U32 nBitRate; /**< Bit rate of the input data. Use 0 for variable + rate or unknown bit rates */ + OMX_AUDIO_CDMARATETYPE eCDMARate; /**< Frame rate */ + OMX_U32 nMinBitRate; /**< minmal rate for the encoder = 1,2,3,4, default = 1 */ + OMX_U32 nMaxBitRate; /**< maximal rate for the encoder = 1,2,3,4, default = 4 */ +} OMX_AUDIO_PARAM_QCELP8TYPE; + + +/** QCELP13 ( CDMA, EIA/TIA-733, 13.3kbps coder) stream format parameters */ +typedef struct OMX_AUDIO_PARAM_QCELP13TYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_U32 nChannels; /**< Number of channels in the data stream (not + necessarily the same as the number of channels + to be rendered. */ + OMX_AUDIO_CDMARATETYPE eCDMARate; /**< Frame rate */ + OMX_U32 nMinBitRate; /**< minmal rate for the encoder = 1,2,3,4, default = 1 */ + OMX_U32 nMaxBitRate; /**< maximal rate for the encoder = 1,2,3,4, default = 4 */ +} OMX_AUDIO_PARAM_QCELP13TYPE; + + +/** EVRC ( CDMA, EIA/TIA-127, RCELP up to 8.55kbps coder) stream format parameters */ +typedef struct OMX_AUDIO_PARAM_EVRCTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_U32 nChannels; /**< Number of channels in the data stream (not + necessarily the same as the number of channels + to be rendered. */ + OMX_AUDIO_CDMARATETYPE eCDMARate; /**< actual Frame rate */ + OMX_BOOL bRATE_REDUCon; /**< RATE_REDUCtion is requested for this frame */ + OMX_U32 nMinBitRate; /**< minmal rate for the encoder = 1,2,3,4, default = 1 */ + OMX_U32 nMaxBitRate; /**< maximal rate for the encoder = 1,2,3,4, default = 4 */ + OMX_BOOL bHiPassFilter; /**< Enable encoder's High Pass Filter */ + OMX_BOOL bNoiseSuppressor; /**< Enable encoder's noise suppressor pre-processing */ + OMX_BOOL bPostFilter; /**< Enable decoder's post Filter */ +} OMX_AUDIO_PARAM_EVRCTYPE; + + +/** SMV ( up to 8.55kbps coder) stream format parameters */ +typedef struct OMX_AUDIO_PARAM_SMVTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_U32 nChannels; /**< Number of channels in the data stream (not + necessarily the same as the number of channels + to be rendered. */ + OMX_AUDIO_CDMARATETYPE eCDMARate; /**< Frame rate */ + OMX_BOOL bRATE_REDUCon; /**< RATE_REDUCtion is requested for this frame */ + OMX_U32 nMinBitRate; /**< minmal rate for the encoder = 1,2,3,4, default = 1 ??*/ + OMX_U32 nMaxBitRate; /**< maximal rate for the encoder = 1,2,3,4, default = 4 ??*/ + OMX_BOOL bHiPassFilter; /**< Enable encoder's High Pass Filter ??*/ + OMX_BOOL bNoiseSuppressor; /**< Enable encoder's noise suppressor pre-processing */ + OMX_BOOL bPostFilter; /**< Enable decoder's post Filter ??*/ +} OMX_AUDIO_PARAM_SMVTYPE; + + +/** MIDI Format + * @ingroup midi + */ +typedef enum OMX_AUDIO_MIDIFORMATTYPE +{ + OMX_AUDIO_MIDIFormatUnknown = 0, /**< MIDI Format unknown or don't care */ + OMX_AUDIO_MIDIFormatSMF0, /**< Standard MIDI File Type 0 */ + OMX_AUDIO_MIDIFormatSMF1, /**< Standard MIDI File Type 1 */ + OMX_AUDIO_MIDIFormatSMF2, /**< Standard MIDI File Type 2 */ + OMX_AUDIO_MIDIFormatSPMIDI, /**< SP-MIDI */ + OMX_AUDIO_MIDIFormatXMF0, /**< eXtensible Music Format type 0 */ + OMX_AUDIO_MIDIFormatXMF1, /**< eXtensible Music Format type 1 */ + OMX_AUDIO_MIDIFormatMobileXMF, /**< Mobile XMF (eXtensible Music Format type 2) */ + OMX_AUDIO_MIDIFormatKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ + OMX_AUDIO_MIDIFormatVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ + OMX_AUDIO_MIDIFormatMax = 0x7FFFFFFF +} OMX_AUDIO_MIDIFORMATTYPE; + + +/** MIDI params + * @ingroup midi + */ +typedef struct OMX_AUDIO_PARAM_MIDITYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_U32 nFileSize; /**< size of the MIDI file in bytes, where the entire + MIDI file passed in, otherwise if 0x0, the MIDI data + is merged and streamed (instead of passed as an + entire MIDI file) */ + OMX_BU32 sMaxPolyphony; /**< Specifies the maximum simultaneous polyphonic + voices. A value of zero indicates that the default + polyphony of the device is used */ + OMX_BOOL bLoadDefaultSound; /**< Whether to load default sound + bank at initialization */ + OMX_AUDIO_MIDIFORMATTYPE eMidiFormat; /**< Version of the MIDI file */ +} OMX_AUDIO_PARAM_MIDITYPE; + + +/** Type of the MIDI sound bank + * @ingroup midi + */ +typedef enum OMX_AUDIO_MIDISOUNDBANKTYPE { + OMX_AUDIO_MIDISoundBankUnused = 0, /**< unused/unknown soundbank type */ + OMX_AUDIO_MIDISoundBankDLS1, /**< DLS version 1 */ + OMX_AUDIO_MIDISoundBankDLS2, /**< DLS version 2 */ + OMX_AUDIO_MIDISoundBankMobileDLSBase, /**< Mobile DLS, using the base functionality */ + OMX_AUDIO_MIDISoundBankMobileDLSPlusOptions, /**< Mobile DLS, using the specification-defined optional feature set */ + OMX_AUDIO_MIDISoundBankKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ + OMX_AUDIO_MIDISoundBankVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ + OMX_AUDIO_MIDISoundBankMax = 0x7FFFFFFF +} OMX_AUDIO_MIDISOUNDBANKTYPE; + + +/** Bank Layout describes how bank MSB & LSB are used in the DLS instrument definitions sound bank + * @ingroup midi + */ +typedef enum OMX_AUDIO_MIDISOUNDBANKLAYOUTTYPE { + OMX_AUDIO_MIDISoundBankLayoutUnused = 0, /**< unused/unknown soundbank type */ + OMX_AUDIO_MIDISoundBankLayoutGM, /**< GS layout (based on bank MSB 0x00) */ + OMX_AUDIO_MIDISoundBankLayoutGM2, /**< General MIDI 2 layout (using MSB 0x78/0x79, LSB 0x00) */ + OMX_AUDIO_MIDISoundBankLayoutUser, /**< Does not conform to any bank numbering standards */ + OMX_AUDIO_MIDISoundBankLayoutKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ + OMX_AUDIO_MIDISoundBankLayoutVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ + OMX_AUDIO_MIDISoundBankLayoutMax = 0x7FFFFFFF +} OMX_AUDIO_MIDISOUNDBANKLAYOUTTYPE; + + +/** MIDI params to load/unload user soundbank + * @ingroup midi + */ +typedef struct OMX_AUDIO_PARAM_MIDILOADUSERSOUNDTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_U32 nDLSIndex; /**< DLS file index to be loaded */ + OMX_U32 nDLSSize; /**< Size in bytes */ + OMX_PTR pDLSData; /**< Pointer to DLS file data */ + OMX_AUDIO_MIDISOUNDBANKTYPE eMidiSoundBank; /**< Midi sound bank type enumeration */ + OMX_AUDIO_MIDISOUNDBANKLAYOUTTYPE eMidiSoundBankLayout; /**< Midi sound bank layout enumeration */ +} OMX_AUDIO_PARAM_MIDILOADUSERSOUNDTYPE; + + +/** Structure for Live MIDI events and MIP messages. + * (MIP = Maximum Instantaneous Polyphony; part of the SP-MIDI standard.) + * @ingroup midi + */ +typedef struct OMX_AUDIO_CONFIG_MIDIIMMEDIATEEVENTTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< Port that this structure applies to */ + OMX_U32 nMidiEventSize; /**< Size of immediate MIDI events or MIP message in bytes */ + OMX_U8 nMidiEvents[1]; /**< MIDI event array to be rendered immediately, or an + array for the MIP message buffer, where the size is + indicated by nMidiEventSize */ +} OMX_AUDIO_CONFIG_MIDIIMMEDIATEEVENTTYPE; + + +/** MIDI sound bank/ program pair in a given channel + * @ingroup midi + */ +typedef struct OMX_AUDIO_CONFIG_MIDISOUNDBANKPROGRAMTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< Port that this structure applies to */ + OMX_U32 nChannel; /**< Valid channel values range from 1 to 16 */ + OMX_U16 nIDProgram; /**< Valid program ID range is 1 to 128 */ + OMX_U16 nIDSoundBank; /**< Sound bank ID */ + OMX_U32 nUserSoundBankIndex;/**< User soundbank index, easier to access soundbanks + by index if multiple banks are present */ +} OMX_AUDIO_CONFIG_MIDISOUNDBANKPROGRAMTYPE; + + +/** MIDI control + * @ingroup midi + */ +typedef struct OMX_AUDIO_CONFIG_MIDICONTROLTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_BS32 sPitchTransposition; /**< Pitch transposition in semitones, stored as Q22.10 + format based on JAVA MMAPI (JSR-135) requirement */ + OMX_BU32 sPlayBackRate; /**< Relative playback rate, stored as Q14.17 fixed-point + number based on JSR-135 requirement */ + OMX_BU32 sTempo ; /**< Tempo in beats per minute (BPM), stored as Q22.10 + fixed-point number based on JSR-135 requirement */ + OMX_U32 nMaxPolyphony; /**< Specifies the maximum simultaneous polyphonic + voices. A value of zero indicates that the default + polyphony of the device is used */ + OMX_U32 nNumRepeat; /**< Number of times to repeat playback */ + OMX_U32 nStopTime; /**< Time in milliseconds to indicate when playback + will stop automatically. Set to zero if not used */ + OMX_U16 nChannelMuteMask; /**< 16 bit mask for channel mute status */ + OMX_U16 nChannelSoloMask; /**< 16 bit mask for channel solo status */ + OMX_U32 nTrack0031MuteMask; /**< 32 bit mask for track mute status. Note: This is for tracks 0-31 */ + OMX_U32 nTrack3263MuteMask; /**< 32 bit mask for track mute status. Note: This is for tracks 32-63 */ + OMX_U32 nTrack0031SoloMask; /**< 32 bit mask for track solo status. Note: This is for tracks 0-31 */ + OMX_U32 nTrack3263SoloMask; /**< 32 bit mask for track solo status. Note: This is for tracks 32-63 */ + +} OMX_AUDIO_CONFIG_MIDICONTROLTYPE; + + +/** MIDI Playback States + * @ingroup midi + */ +typedef enum OMX_AUDIO_MIDIPLAYBACKSTATETYPE { + OMX_AUDIO_MIDIPlayBackStateUnknown = 0, /**< Unknown state or state does not map to + other defined states */ + OMX_AUDIO_MIDIPlayBackStateClosedEngaged, /**< No MIDI resource is currently open. + The MIDI engine is currently processing + MIDI events. */ + OMX_AUDIO_MIDIPlayBackStateParsing, /**< A MIDI resource is open and is being + primed. The MIDI engine is currently + processing MIDI events. */ + OMX_AUDIO_MIDIPlayBackStateOpenEngaged, /**< A MIDI resource is open and primed but + not playing. The MIDI engine is currently + processing MIDI events. The transition to + this state is only possible from the + OMX_AUDIO_MIDIPlayBackStatePlaying state, + when the 'playback head' reaches the end + of media data or the playback stops due + to stop time set.*/ + OMX_AUDIO_MIDIPlayBackStatePlaying, /**< A MIDI resource is open and currently + playing. The MIDI engine is currently + processing MIDI events.*/ + OMX_AUDIO_MIDIPlayBackStatePlayingPartially, /**< Best-effort playback due to SP-MIDI/DLS + resource constraints */ + OMX_AUDIO_MIDIPlayBackStatePlayingSilently, /**< Due to system resource constraints and + SP-MIDI content constraints, there is + no audible MIDI content during playback + currently. The situation may change if + resources are freed later.*/ + OMX_AUDIO_MIDIPlayBackStateKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ + OMX_AUDIO_MIDIPlayBackStateVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ + OMX_AUDIO_MIDIPlayBackStateMax = 0x7FFFFFFF +} OMX_AUDIO_MIDIPLAYBACKSTATETYPE; + + +/** MIDI status + * @ingroup midi + */ +typedef struct OMX_AUDIO_CONFIG_MIDISTATUSTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_U16 nNumTracks; /**< Number of MIDI tracks in the file, read only field. + NOTE: May not return a meaningful value until the entire + file is parsed and buffered. */ + OMX_U32 nDuration; /**< The length of the currently open MIDI resource + in milliseconds. NOTE: May not return a meaningful value + until the entire file is parsed and buffered. */ + OMX_U32 nPosition; /**< Current Position of the MIDI resource being played + in milliseconds */ + OMX_BOOL bVibra; /**< Does Vibra track exist? NOTE: May not return a meaningful + value until the entire file is parsed and buffered. */ + OMX_U32 nNumMetaEvents; /**< Total number of MIDI Meta Events in the currently + open MIDI resource. NOTE: May not return a meaningful value + until the entire file is parsed and buffered. */ + OMX_U32 nNumActiveVoices; /**< Number of active voices in the currently playing + MIDI resource. NOTE: May not return a meaningful value until + the entire file is parsed and buffered. */ + OMX_AUDIO_MIDIPLAYBACKSTATETYPE eMIDIPlayBackState; /**< MIDI playback state enumeration, read only field */ +} OMX_AUDIO_CONFIG_MIDISTATUSTYPE; + + +/** MIDI Meta Event structure one per Meta Event. + * MIDI Meta Events are like audio metadata, except that they are interspersed + * with the MIDI content throughout the file and are not localized in the header. + * As such, it is necessary to retrieve information about these Meta Events from + * the engine, as it encounters these Meta Events within the MIDI content. + * For example, SMF files can have up to 14 types of MIDI Meta Events (copyright, + * author, default tempo, etc.) scattered throughout the file. + * @ingroup midi + */ +typedef struct OMX_AUDIO_CONFIG_MIDIMETAEVENTTYPE{ + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_U32 nIndex; /**< Index of Meta Event */ + OMX_U8 nMetaEventType; /**< Meta Event Type, 7bits (i.e. 0 - 127) */ + OMX_U32 nMetaEventSize; /**< size of the Meta Event in bytes */ + OMX_U32 nTrack; /**< track number for the meta event */ + OMX_U32 nPosition; /**< Position of the meta-event in milliseconds */ +} OMX_AUDIO_CONFIG_MIDIMETAEVENTTYPE; + + +/** MIDI Meta Event Data structure - one per Meta Event. + * @ingroup midi + */ +typedef struct OMX_AUDIO_CONFIG_MIDIMETAEVENTDATATYPE{ + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_U32 nIndex; /**< Index of Meta Event */ + OMX_U32 nMetaEventSize; /**< size of the Meta Event in bytes */ + OMX_U8 nData[1]; /**< array of one or more bytes of meta data + as indicated by the nMetaEventSize field */ +} OMX_AUDIO_CONFIG__MIDIMETAEVENTDATATYPE; + + +/** Audio Volume adjustment for a port */ +typedef struct OMX_AUDIO_CONFIG_VOLUMETYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< Port index indicating which port to + set. Select the input port to set + just that port's volume. Select the + output port to adjust the master + volume. */ + OMX_BOOL bLinear; /**< Is the volume to be set in linear (0.100) + or logarithmic scale (mB) */ + OMX_BS32 sVolume; /**< Volume linear setting in the 0..100 range, OR + Volume logarithmic setting for this port. The values + for volume are in mB (millibels = 1/100 dB) relative + to a gain of 1 (e.g. the output is the same as the + input level). Values are in mB from nMax + (maximum volume) to nMin mB (typically negative). + Since the volume is "voltage" + and not a "power", it takes a setting of + -600 mB to decrease the volume by 1/2. If + a component cannot accurately set the + volume to the requested value, it must + set the volume to the closest value BELOW + the requested value. When getting the + volume setting, the current actual volume + must be returned. */ +} OMX_AUDIO_CONFIG_VOLUMETYPE; + + +/** Audio Volume adjustment for a channel */ +typedef struct OMX_AUDIO_CONFIG_CHANNELVOLUMETYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< Port index indicating which port to + set. Select the input port to set + just that port's volume. Select the + output port to adjust the master + volume. */ + OMX_U32 nChannel; /**< channel to select from 0 to N-1, + using OMX_ALL to apply volume settings + to all channels */ + OMX_BOOL bLinear; /**< Is the volume to be set in linear (0.100) or + logarithmic scale (mB) */ + OMX_BS32 sVolume; /**< Volume linear setting in the 0..100 range, OR + Volume logarithmic setting for this port. + The values for volume are in mB + (millibels = 1/100 dB) relative to a gain + of 1 (e.g. the output is the same as the + input level). Values are in mB from nMax + (maximum volume) to nMin mB (typically negative). + Since the volume is "voltage" + and not a "power", it takes a setting of + -600 mB to decrease the volume by 1/2. If + a component cannot accurately set the + volume to the requested value, it must + set the volume to the closest value BELOW + the requested value. When getting the + volume setting, the current actual volume + must be returned. */ + OMX_BOOL bIsMIDI; /**< TRUE if nChannel refers to a MIDI channel, + FALSE otherwise */ +} OMX_AUDIO_CONFIG_CHANNELVOLUMETYPE; + + +/** Audio balance setting */ +typedef struct OMX_AUDIO_CONFIG_BALANCETYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< Port index indicating which port to + set. Select the input port to set + just that port's balance. Select the + output port to adjust the master + balance. */ + OMX_S32 nBalance; /**< balance setting for this port + (-100 to 100, where -100 indicates + all left, and no right */ +} OMX_AUDIO_CONFIG_BALANCETYPE; + + +/** Audio Port mute */ +typedef struct OMX_AUDIO_CONFIG_MUTETYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< Port index indicating which port to + set. Select the input port to set + just that port's mute. Select the + output port to adjust the master + mute. */ + OMX_BOOL bMute; /**< Mute setting for this port */ +} OMX_AUDIO_CONFIG_MUTETYPE; + + +/** Audio Channel mute */ +typedef struct OMX_AUDIO_CONFIG_CHANNELMUTETYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_U32 nChannel; /**< channel to select from 0 to N-1, + using OMX_ALL to apply mute settings + to all channels */ + OMX_BOOL bMute; /**< Mute setting for this channel */ + OMX_BOOL bIsMIDI; /**< TRUE if nChannel refers to a MIDI channel, + FALSE otherwise */ +} OMX_AUDIO_CONFIG_CHANNELMUTETYPE; + + + +/** Enable / Disable for loudness control, which boosts bass and to a + * smaller extent high end frequencies to compensate for hearing + * ability at the extreme ends of the audio spectrum + */ +typedef struct OMX_AUDIO_CONFIG_LOUDNESSTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_BOOL bLoudness; /**< Enable/disable for loudness */ +} OMX_AUDIO_CONFIG_LOUDNESSTYPE; + + +/** Enable / Disable for bass, which controls low frequencies + */ +typedef struct OMX_AUDIO_CONFIG_BASSTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_BOOL bEnable; /**< Enable/disable for bass control */ + OMX_S32 nBass; /**< bass setting for the port, as a + continuous value from -100 to 100 + (0 means no change in bass level)*/ +} OMX_AUDIO_CONFIG_BASSTYPE; + + +/** Enable / Disable for treble, which controls high frequencies tones + */ +typedef struct OMX_AUDIO_CONFIG_TREBLETYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_BOOL bEnable; /**< Enable/disable for treble control */ + OMX_S32 nTreble; /**< treble setting for the port, as a + continuous value from -100 to 100 + (0 means no change in treble level) */ +} OMX_AUDIO_CONFIG_TREBLETYPE; + + +/** An equalizer is typically used for two reasons: to compensate for an + * sub-optimal frequency response of a system to make it sound more natural + * or to create intentionally some unnatural coloring to the sound to create + * an effect. + * @ingroup effects + */ +typedef struct OMX_AUDIO_CONFIG_EQUALIZERTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_BOOL bEnable; /**< Enable/disable for equalizer */ + OMX_BU32 sBandIndex; /**< Band number to be set. Upper Limit is + N-1, where N is the number of bands, lower limit is 0 */ + OMX_BU32 sCenterFreq; /**< Center frequecies in Hz. This is a + read only element and is used to determine + the lower, center and upper frequency of + this band. */ + OMX_BS32 sBandLevel; /**< band level in millibels */ +} OMX_AUDIO_CONFIG_EQUALIZERTYPE; + + +/** Stereo widening mode type + * @ingroup effects + */ +typedef enum OMX_AUDIO_STEREOWIDENINGTYPE { + OMX_AUDIO_StereoWideningHeadphones, /**< Stereo widening for loudspeakers */ + OMX_AUDIO_StereoWideningLoudspeakers, /**< Stereo widening for closely spaced loudspeakers */ + OMX_AUDIO_StereoWideningKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ + OMX_AUDIO_StereoWideningVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ + OMX_AUDIO_StereoWideningMax = 0x7FFFFFFF +} OMX_AUDIO_STEREOWIDENINGTYPE; + + +/** Control for stereo widening, which is a special 2-channel + * case of the audio virtualizer effect. For example, for 5.1-channel + * output, it translates to virtual surround sound. + * @ingroup effects + */ +typedef struct OMX_AUDIO_CONFIG_STEREOWIDENINGTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_BOOL bEnable; /**< Enable/disable for stereo widening control */ + OMX_AUDIO_STEREOWIDENINGTYPE eWideningType; /**< Stereo widening algorithm type */ + OMX_U32 nStereoWidening; /**< stereo widening setting for the port, + as a continuous value from 0 to 100 */ +} OMX_AUDIO_CONFIG_STEREOWIDENINGTYPE; + + +/** The chorus effect (or ``choralizer'') is any signal processor which makes + * one sound source (such as a voice) sound like many such sources singing + * (or playing) in unison. Since performance in unison is never exact, chorus + * effects simulate this by making independently modified copies of the input + * signal. Modifications may include (1) delay, (2) frequency shift, and + * (3) amplitude modulation. + * @ingroup effects + */ +typedef struct OMX_AUDIO_CONFIG_CHORUSTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_BOOL bEnable; /**< Enable/disable for chorus */ + OMX_BU32 sDelay; /**< average delay in milliseconds */ + OMX_BU32 sModulationRate; /**< rate of modulation in millihertz */ + OMX_U32 nModulationDepth; /**< depth of modulation as a percentage of + delay (i.e. 0 to 100) */ + OMX_BU32 nFeedback; /**< Feedback from chorus output to input in percentage */ +} OMX_AUDIO_CONFIG_CHORUSTYPE; + + +/** Reverberation is part of the reflected sound that follows the early + * reflections. In a typical room, this consists of a dense succession of + * echoes whose energy decays exponentially. The reverberation effect structure + * as defined here includes both (early) reflections as well as (late) reverberations. + * @ingroup effects + */ +typedef struct OMX_AUDIO_CONFIG_REVERBERATIONTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_BOOL bEnable; /**< Enable/disable for reverberation control */ + OMX_BS32 sRoomLevel; /**< Intensity level for the whole room effect + (i.e. both early reflections and late + reverberation) in millibels */ + OMX_BS32 sRoomHighFreqLevel; /**< Attenuation at high frequencies + relative to the intensity at low + frequencies in millibels */ + OMX_BS32 sReflectionsLevel; /**< Intensity level of early reflections + (relative to room value), in millibels */ + OMX_BU32 sReflectionsDelay; /**< Delay time of the first reflection relative + to the direct path, in milliseconds */ + OMX_BS32 sReverbLevel; /**< Intensity level of late reverberation + relative to room level, in millibels */ + OMX_BU32 sReverbDelay; /**< Time delay from the first early reflection + to the beginning of the late reverberation + section, in milliseconds */ + OMX_BU32 sDecayTime; /**< Late reverberation decay time at low + frequencies, in milliseconds */ + OMX_BU32 nDecayHighFreqRatio; /**< Ratio of high frequency decay time relative + to low frequency decay time in percent */ + OMX_U32 nDensity; /**< Modal density in the late reverberation decay, + in percent (i.e. 0 - 100) */ + OMX_U32 nDiffusion; /**< Echo density in the late reverberation decay, + in percent (i.e. 0 - 100) */ + OMX_BU32 sReferenceHighFreq; /**< Reference high frequency in Hertz. This is + the frequency used as the reference for all + the high-frequency settings above */ + +} OMX_AUDIO_CONFIG_REVERBERATIONTYPE; + + +/** Possible settings for the Echo Cancelation structure to use + * @ingroup effects + */ +typedef enum OMX_AUDIO_ECHOCANTYPE { + OMX_AUDIO_EchoCanOff = 0, /**< Echo Cancellation is disabled */ + OMX_AUDIO_EchoCanNormal, /**< Echo Cancellation normal operation - + echo from plastics and face */ + OMX_AUDIO_EchoCanHFree, /**< Echo Cancellation optimized for + Hands Free operation */ + OMX_AUDIO_EchoCanCarKit, /**< Echo Cancellation optimized for + Car Kit (longer echo) */ + OMX_AUDIO_EchoCanKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ + OMX_AUDIO_EchoCanVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ + OMX_AUDIO_EchoCanMax = 0x7FFFFFFF +} OMX_AUDIO_ECHOCANTYPE; + + +/** Enable / Disable for echo cancelation, which removes undesired echo's + * from the audio + * @ingroup effects + */ +typedef struct OMX_AUDIO_CONFIG_ECHOCANCELATIONTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_AUDIO_ECHOCANTYPE eEchoCancelation; /**< Echo cancelation settings */ +} OMX_AUDIO_CONFIG_ECHOCANCELATIONTYPE; + + +/** Enable / Disable for noise reduction, which undesired noise from + * the audio + * @ingroup effects + */ +typedef struct OMX_AUDIO_CONFIG_NOISEREDUCTIONTYPE { + OMX_U32 nSize; /**< size of the structure in bytes */ + OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ + OMX_U32 nPortIndex; /**< port that this structure applies to */ + OMX_BOOL bNoiseReduction; /**< Enable/disable for noise reduction */ +} OMX_AUDIO_CONFIG_NOISEREDUCTIONTYPE; + +/** @} */ + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif +/* File EOF */ + |