OMX_AudioExt.h revision db8cad15857007165ad8045c610ff2591759560a
1/* 2 * Copyright (c) 2010 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/** OMX_AudioExt.h - OpenMax IL version 1.1.2 25 * The OMX_AudioExt header file contains extensions to the 26 * definitions used by both the application and the component to 27 * access video items. 28 */ 29 30#ifndef OMX_AudioExt_h 31#define OMX_AudioExt_h 32 33#ifdef __cplusplus 34extern "C" { 35#endif /* __cplusplus */ 36 37/* Each OMX header shall 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#include <OMX_Core.h> 42 43#define OMX_AUDIO_AACToolAndroidSSBR (OMX_AUDIO_AACToolVendor << 0) /**< SSBR: MPEG-4 Single-rate (downsampled) Spectral Band Replication tool allowed or active */ 44#define OMX_AUDIO_AACToolAndroidDSBR (OMX_AUDIO_AACToolVendor << 1) /**< DSBR: MPEG-4 Dual-rate Spectral Band Replication tool allowed or active */ 45 46typedef enum OMX_AUDIO_CODINGEXTTYPE { 47 OMX_AUDIO_CodingAndroidUnused = OMX_AUDIO_CodingKhronosExtensions + 0x00100000, 48 OMX_AUDIO_CodingAndroidAC3, /**< AC3 encoded data */ 49 OMX_AUDIO_CodingAndroidOPUS, /**< OPUS encoded data */ 50} OMX_AUDIO_CODINGEXTTYPE; 51 52typedef struct OMX_AUDIO_PARAM_ANDROID_AC3TYPE { 53 OMX_U32 nSize; /**< size of the structure in bytes */ 54 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 55 OMX_U32 nPortIndex; /**< port that this structure applies to */ 56 OMX_U32 nChannels; /**< Number of channels */ 57 OMX_U32 nSampleRate; /**< Sampling rate of the source data. Use 0 for 58 variable or unknown sampling rate. */ 59} OMX_AUDIO_PARAM_ANDROID_AC3TYPE; 60 61typedef struct OMX_AUDIO_PARAM_ANDROID_OPUSTYPE { 62 OMX_U32 nSize; /**< size of the structure in bytes */ 63 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 64 OMX_U32 nPortIndex; /**< port that this structure applies to */ 65 OMX_U32 nChannels; /**< Number of channels */ 66 OMX_U32 nBitRate; /**< Bit rate of the encoded data data. Use 0 for variable 67 rate or unknown bit rates. Encoding is set to the 68 bitrate closest to specified value (in bps) */ 69 OMX_U32 nSampleRate; /**< Sampling rate of the source data. Use 0 for 70 variable or unknown sampling rate. */ 71 OMX_U32 nAudioBandWidth; /**< Audio band width (in Hz) to which an encoder should 72 limit the audio signal. Use 0 to let encoder decide */ 73} OMX_AUDIO_PARAM_ANDROID_OPUSTYPE; 74 75typedef struct OMX_AUDIO_PARAM_ANDROID_AACPRESENTATIONTYPE { 76 OMX_U32 nSize; /**< size of the structure in bytes */ 77 OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ 78 OMX_S32 nMaxOutputChannels; /**< Maximum channel count to be output, -1 if unspecified, 0 if downmixing disabled */ 79 OMX_S32 nDrcCut; /**< The DRC attenuation factor, between 0 and 127, -1 if unspecified */ 80 OMX_S32 nDrcBoost; /**< The DRC amplification factor, between 0 and 127, -1 if unspecified */ 81 OMX_S32 nHeavyCompression; /**< 0 for light compression, 1 for heavy compression, -1 if unspecified */ 82 OMX_S32 nTargetReferenceLevel; /**< Target reference level, between 0 and 127, -1 if unspecified */ 83 OMX_S32 nEncodedTargetLevel; /**< Target reference level assumed at the encoder, between 0 and 127, -1 if unspecified */ 84 OMX_S32 nPCMLimiterEnable; /**< Signal level limiting, 0 for disable, 1 for enable, -1 if unspecified */ 85} OMX_AUDIO_PARAM_ANDROID_AACPRESENTATIONTYPE; 86 87#ifdef __cplusplus 88} 89#endif /* __cplusplus */ 90 91#endif /* OMX_AudioExt_h */ 92/* File EOF */ 93