| /* ------------------------------------------------------------------ |
| * Copyright (C) 1998-2009 PacketVideo |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either |
| * express or implied. |
| * See the License for the specific language governing permissions |
| * and limitations under the License. |
| * ------------------------------------------------------------------- |
| */ |
| /* |
| * 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_Other.h - OpenMax IL version 1.1.2 |
| * The structures needed by Other components to exchange |
| * parameters and configuration data with the components. |
| */ |
| |
| #ifndef OMX_Other_h |
| #define OMX_Other_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> |
| |
| |
| /** |
| * Enumeration of possible data types which match to multiple domains or no |
| * domain at all. For types which are vendor specific, a value above |
| * OMX_OTHER_VENDORTSTART should be used. |
| */ |
| typedef enum OMX_OTHER_FORMATTYPE { |
| OMX_OTHER_FormatTime = 0, /**< Transmission of various timestamps, elapsed time, |
| time deltas, etc */ |
| OMX_OTHER_FormatPower, /**< Perhaps used for enabling/disabling power |
| management, setting clocks? */ |
| OMX_OTHER_FormatStats, /**< Could be things such as frame rate, frames |
| dropped, etc */ |
| OMX_OTHER_FormatBinary, /**< Arbitrary binary data */ |
| OMX_OTHER_FormatVendorReserved = 1000, /**< Starting value for vendor specific |
| formats */ |
| |
| OMX_OTHER_FormatKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ |
| OMX_OTHER_FormatVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ |
| OMX_OTHER_FormatMax = 0x7FFFFFFF |
| } OMX_OTHER_FORMATTYPE; |
| |
| /** |
| * Enumeration of seek modes. |
| */ |
| typedef enum OMX_TIME_SEEKMODETYPE { |
| OMX_TIME_SeekModeFast = 0, /**< Prefer seeking to an approximation |
| * of the requested seek position over |
| * the actual seek position if it |
| * results in a faster seek. */ |
| OMX_TIME_SeekModeAccurate, /**< Prefer seeking to the actual seek |
| * position over an approximation |
| * of the requested seek position even |
| * if it results in a slower seek. */ |
| OMX_TIME_SeekModeKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ |
| OMX_TIME_SeekModeVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ |
| OMX_TIME_SeekModeMax = 0x7FFFFFFF |
| } OMX_TIME_SEEKMODETYPE; |
| |
| /* Structure representing the seekmode of the component */ |
| typedef struct OMX_TIME_CONFIG_SEEKMODETYPE { |
| OMX_U32 nSize; /**< size of the structure in bytes */ |
| OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ |
| OMX_TIME_SEEKMODETYPE eType; /**< The seek mode */ |
| } OMX_TIME_CONFIG_SEEKMODETYPE; |
| |
| /** Structure representing a time stamp used with the following configs |
| * on the Clock Component (CC): |
| * |
| * OMX_IndexConfigTimeCurrentWallTime: query of the CC's current wall |
| * time |
| * OMX_IndexConfigTimeCurrentMediaTime: query of the CC's current media |
| * time |
| * OMX_IndexConfigTimeCurrentAudioReference and |
| * OMX_IndexConfigTimeCurrentVideoReference: audio/video reference |
| * clock sending SC its reference time |
| * OMX_IndexConfigTimeClientStartTime: a Clock Component client sends |
| * this structure to the Clock Component via a SetConfig on its |
| * client port when it receives a buffer with |
| * OMX_BUFFERFLAG_STARTTIME set. It must use the timestamp |
| * specified by that buffer for nStartTimestamp. |
| * |
| * It's also used with the following config on components in general: |
| * |
| * OMX_IndexConfigTimePosition: IL client querying component position |
| * (GetConfig) or commanding a component to seek to the given location |
| * (SetConfig) |
| */ |
| typedef struct OMX_TIME_CONFIG_TIMESTAMPTYPE { |
| 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_TICKS nTimestamp; /**< timestamp .*/ |
| } OMX_TIME_CONFIG_TIMESTAMPTYPE; |
| |
| /** Enumeration of possible reference clocks to the media time. */ |
| typedef enum OMX_TIME_UPDATETYPE { |
| OMX_TIME_UpdateRequestFulfillment, /**< Update is the fulfillment of a media time request. */ |
| OMX_TIME_UpdateScaleChanged, /**< Update was generated because the scale chagned. */ |
| OMX_TIME_UpdateClockStateChanged, /**< Update was generated because the clock state changed. */ |
| OMX_TIME_UpdateKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ |
| OMX_TIME_UpdateVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ |
| OMX_TIME_UpdateMax = 0x7FFFFFFF |
| } OMX_TIME_UPDATETYPE; |
| |
| /** Enumeration of possible reference clocks to the media time. */ |
| typedef enum OMX_TIME_REFCLOCKTYPE { |
| OMX_TIME_RefClockNone, /**< Use no references. */ |
| OMX_TIME_RefClockAudio, /**< Use references sent through OMX_IndexConfigTimeCurrentAudioReference */ |
| OMX_TIME_RefClockVideo, /**< Use references sent through OMX_IndexConfigTimeCurrentVideoReference */ |
| OMX_TIME_RefClockKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ |
| OMX_TIME_RefClockVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ |
| OMX_TIME_RefClockMax = 0x7FFFFFFF |
| } OMX_TIME_REFCLOCKTYPE; |
| |
| /** Enumeration of clock states. */ |
| typedef enum OMX_TIME_CLOCKSTATE { |
| OMX_TIME_ClockStateRunning, /**< Clock running. */ |
| OMX_TIME_ClockStateWaitingForStartTime, /**< Clock waiting until the |
| * prescribed clients emit their |
| * start time. */ |
| OMX_TIME_ClockStateStopped, /**< Clock stopped. */ |
| OMX_TIME_ClockStateKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */ |
| OMX_TIME_ClockStateVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */ |
| OMX_TIME_ClockStateMax = 0x7FFFFFFF |
| } OMX_TIME_CLOCKSTATE; |
| |
| /** Structure representing a media time request to the clock component. |
| * |
| * A client component sends this structure to the Clock Component via a SetConfig |
| * on its client port to specify a media timestamp the Clock Component |
| * should emit. The Clock Component should fulfill the request by sending a |
| * OMX_TIME_MEDIATIMETYPE when its media clock matches the requested |
| * timestamp. |
| * |
| * The client may require a media time request be fulfilled slightly |
| * earlier than the media time specified. In this case the client specifies |
| * an offset which is equal to the difference between wall time corresponding |
| * to the requested media time and the wall time when it will be |
| * fulfilled. |
| * |
| * A client component may uses these requests and the OMX_TIME_MEDIATIMETYPE to |
| * time events according to timestamps. If a client must perform an operation O at |
| * a time T (e.g. deliver a video frame at its corresponding timestamp), it makes a |
| * media time request at T (perhaps specifying an offset to ensure the request fulfillment |
| * is a little early). When the clock component passes the resulting OMX_TIME_MEDIATIMETYPE |
| * structure back to the client component, the client may perform operation O (perhaps having |
| * to wait a slight amount more time itself as specified by the return values). |
| */ |
| |
| typedef struct OMX_TIME_CONFIG_MEDIATIMEREQUESTTYPE { |
| 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_PTR pClientPrivate; /**< Client private data to disabiguate this media time |
| * from others (e.g. the number of the frame to deliver). |
| * Duplicated in the media time structure that fulfills |
| * this request. A value of zero is reserved for time scale |
| * updates. */ |
| OMX_TICKS nMediaTimestamp; /**< Media timestamp requested.*/ |
| OMX_TICKS nOffset; /**< Amount of wall clock time by which this |
| * request should be fulfilled early */ |
| } OMX_TIME_CONFIG_MEDIATIMEREQUESTTYPE; |
| |
| /**< Structure sent from the clock component client either when fulfilling |
| * a media time request or when the time scale has changed. |
| * |
| * In the former case the Clock Component fills this structure and times its emission |
| * to a client component (via the client port) according to the corresponding media |
| * time request sent by the client. The Clock Component should time the emission to occur |
| * when the requested timestamp matches the Clock Component's media time but also the |
| * prescribed offset early. |
| * |
| * Upon scale changes the clock component clears the nClientPrivate data, sends the current |
| * media time and sets the nScale to the new scale via the client port. It emits a |
| * OMX_TIME_MEDIATIMETYPE to all clients independent of any requests. This allows clients to |
| * alter processing to accomodate scaling. For instance a video component might skip inter-frames |
| * in the case of extreme fastforward. Likewise an audio component might add or remove samples |
| * from an audio frame to scale audio data. |
| * |
| * It is expected that some clock components may not be able to fulfill requests |
| * at exactly the prescribed time. This is acceptable so long as the request is |
| * fulfilled at least as early as described and not later. This structure provides |
| * fields the client may use to wait for the remaining time. |
| * |
| * The client may use either the nOffset or nWallTimeAtMedia fields to determine the |
| * wall time until the nMediaTimestamp actually occurs. In the latter case the |
| * client can get a more accurate value for offset by getting the current wall |
| * from the cloc component and subtracting it from nWallTimeAtMedia. |
| */ |
| |
| typedef struct OMX_TIME_MEDIATIMETYPE { |
| OMX_U32 nSize; /**< size of the structure in bytes */ |
| OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ |
| OMX_U32 nClientPrivate; /**< Client private data to disabiguate this media time |
| * from others. Copied from the media time request. |
| * A value of zero is reserved for time scale updates. */ |
| OMX_TIME_UPDATETYPE eUpdateType; /**< Reason for the update */ |
| OMX_TICKS nMediaTimestamp; /**< Media time requested. If no media time was |
| * requested then this is the current media time. */ |
| OMX_TICKS nOffset; /**< Amount of wall clock time by which this |
| * request was actually fulfilled early */ |
| |
| OMX_TICKS nWallTimeAtMediaTime; /**< Wall time corresponding to nMediaTimeStamp. |
| * A client may compare this value to current |
| * media time obtained from the Clock Component to determine |
| * the wall time until the media timestamp is really |
| * current. */ |
| OMX_S32 xScale; /**< Current media time scale in Q16 format. */ |
| OMX_TIME_CLOCKSTATE eState; /* Seeking Change. Added 7/12.*/ |
| /**< State of the media time. */ |
| } OMX_TIME_MEDIATIMETYPE; |
| |
| /** Structure representing the current media time scale factor. Applicable only to clock |
| * component, other components see scale changes via OMX_TIME_MEDIATIMETYPE buffers sent via |
| * the clock component client ports. Upon recieving this config the clock component changes |
| * the rate by which the media time increases or decreases effectively implementing trick modes. |
| */ |
| typedef struct OMX_TIME_CONFIG_SCALETYPE { |
| OMX_U32 nSize; /**< size of the structure in bytes */ |
| OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ |
| OMX_S32 xScale; /**< This is a value in Q16 format which is used for |
| * scaling the media time */ |
| } OMX_TIME_CONFIG_SCALETYPE; |
| |
| /** Bits used to identify a clock port. Used in OMX_TIME_CONFIG_CLOCKSTATETYPE's nWaitMask field */ |
| #define OMX_CLOCKPORT0 0x00000001 |
| #define OMX_CLOCKPORT1 0x00000002 |
| #define OMX_CLOCKPORT2 0x00000004 |
| #define OMX_CLOCKPORT3 0x00000008 |
| #define OMX_CLOCKPORT4 0x00000010 |
| #define OMX_CLOCKPORT5 0x00000020 |
| #define OMX_CLOCKPORT6 0x00000040 |
| #define OMX_CLOCKPORT7 0x00000080 |
| |
| /** Structure representing the current mode of the media clock. |
| * IL Client uses this config to change or query the mode of the |
| * media clock of the clock component. Applicable only to clock |
| * component. |
| * |
| * On a SetConfig if eState is OMX_TIME_ClockStateRunning media time |
| * starts immediately at the prescribed start time. If |
| * OMX_TIME_ClockStateWaitingForStartTime the Clock Component ignores |
| * the given nStartTime and waits for all clients specified in the |
| * nWaitMask to send starttimes (via |
| * OMX_IndexConfigTimeClientStartTime). The Clock Component then starts |
| * the media clock using the earliest start time supplied. */ |
| typedef struct OMX_TIME_CONFIG_CLOCKSTATETYPE { |
| OMX_U32 nSize; /**< size of the structure in bytes */ |
| OMX_VERSIONTYPE nVersion; /**< OMX specification version |
| * information */ |
| OMX_TIME_CLOCKSTATE eState; /**< State of the media time. */ |
| OMX_TICKS nStartTime; /**< Start time of the media time. */ |
| OMX_TICKS nOffset; /**< Time to offset the media time by |
| * (e.g. preroll). Media time will be |
| * reported to be nOffset ticks earlier. |
| */ |
| OMX_U32 nWaitMask; /**< Mask of OMX_CLOCKPORT values. */ |
| } OMX_TIME_CONFIG_CLOCKSTATETYPE; |
| |
| /** Structure representing the reference clock currently being used to |
| * compute media time. IL client uses this config to change or query the |
| * clock component's active reference clock */ |
| typedef struct OMX_TIME_CONFIG_ACTIVEREFCLOCKTYPE { |
| OMX_U32 nSize; /**< size of the structure in bytes */ |
| OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ |
| OMX_TIME_REFCLOCKTYPE eClock; /**< Reference clock used to compute media time */ |
| } OMX_TIME_CONFIG_ACTIVEREFCLOCKTYPE; |
| |
| /** Descriptor for setting specifics of power type. |
| * Note: this structure is listed for backwards compatibility. */ |
| typedef struct OMX_OTHER_CONFIG_POWERTYPE { |
| OMX_U32 nSize; /**< size of the structure in bytes */ |
| OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ |
| OMX_BOOL bEnablePM; /**< Flag to enable Power Management */ |
| } OMX_OTHER_CONFIG_POWERTYPE; |
| |
| |
| /** Descriptor for setting specifics of stats type. |
| * Note: this structure is listed for backwards compatibility. */ |
| typedef struct OMX_OTHER_CONFIG_STATSTYPE { |
| OMX_U32 nSize; /**< size of the structure in bytes */ |
| OMX_VERSIONTYPE nVersion; /**< OMX specification version information */ |
| /* what goes here */ |
| } OMX_OTHER_CONFIG_STATSTYPE; |
| |
| |
| /** |
| * The PortDefinition structure is used to define all of the parameters |
| * necessary for the compliant component to setup an input or an output other |
| * path. |
| */ |
| typedef struct OMX_OTHER_PORTDEFINITIONTYPE { |
| OMX_OTHER_FORMATTYPE eFormat; /**< Type of data expected for this channel */ |
| } OMX_OTHER_PORTDEFINITIONTYPE; |
| |
| /** Port format parameter. This structure is used to enumerate |
| * the various data input/output format supported by the port. |
| */ |
| typedef struct OMX_OTHER_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_OTHER_FORMATTYPE eFormat; /**< Type of data expected for this channel */ |
| } OMX_OTHER_PARAM_PORTFORMATTYPE; |
| |
| #ifdef __cplusplus |
| } |
| #endif /* __cplusplus */ |
| |
| #endif |
| /* File EOF */ |
