Add record and playback to Tuner HAL
bug: 135708935 Test: Manual Change-Id: Ibe8a51be31f455cc15b380748a0810e2706e5c1e
This commit is contained in:
Henry Fang
Amy
parent
98cf3408af
commit
00c63bb59c
3 changed files with 326 additions and 1 deletions
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@ -180,5 +180,220 @@ interface IDemux {
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* UNKNOWN_ERROR if failed for other reasons.
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*/
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close() generates (Result result);
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};
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/**
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* Add output to the demux
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*
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* It is used by the client to record output data from selected filters.
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*
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* @param bufferSize the buffer size of the output to be added. It's used to
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* create a FMQ(Fast Message Queue) to hold data from selected filters.
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* @param cb the callback for the demux to be used to send notifications
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* back to the client.
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* @return result Result status of the operation.
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* SUCCESS if successful,
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* OUT_OF_MEMORY if failed for not enough memory.
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* UNKNOWN_ERROR if failed for other reasons.
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*/
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addOutput(uint32_t bufferSize, IDemuxCallback cb) generates (Result result);
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/**
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* Get the descriptor of the output's FMQ
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*
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* It is used by the client to get the descriptor of the output's Fast
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* Message Queue. The data in FMQ is muxed packets output from selected
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* filters. The packet's format is specifed by DemuxDataFormat in
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* DemuxOutputSettings.
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*
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* @return result Result status of the operation.
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* SUCCESS if successful,
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* UNKNOWN_ERROR if failed for other reasons.
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* @return queue the descriptor of the output's FMQ
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*/
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getOutputQueueDesc() generates (Result result, fmq_sync<uint8_t> queue);
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/**
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* Configure the demux's output.
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*
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* It is used by the client to configure the demux's output for recording.
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*
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* @param settings the settings of the demux's output.
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* @return result Result status of the operation.
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* SUCCESS if successful,
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* INVALID_STATE if failed for wrong state.
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* UNKNOWN_ERROR if failed for other reasons.
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*/
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configureOutput(DemuxOutputSettings settings) generates (Result result);
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/**
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* Attach one filter to the demux's output.
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*
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* It is used by the client to mux one filter's output to demux's output.
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*
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* @param filterId the ID of the attached filter.
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* @return result Result status of the operation.
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* SUCCESS if successful,
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* INVALID_STATE if failed for wrong state.
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* UNKNOWN_ERROR if failed for other reasons.
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*/
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attachOutputTsFilter(DemuxFilterId filterId) generates (Result result);
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/**
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* Detach one filter from the demux's output.
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*
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* It is used by the client to remove one filter's output from demux's
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* output.
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*
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* @param filterId the ID of the detached filter.
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* @return result Result status of the operation.
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* SUCCESS if successful,
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* INVALID_STATE if failed for wrong state.
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* UNKNOWN_ERROR if failed for other reasons.
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*/
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detachOutputTsFilter(DemuxFilterId filterId) generates (Result result);
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/**
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* Start to take data to the demux's output.
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*
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* It is used by the client to ask the output to start to take data from
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* attached filters.
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*
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* @return result Result status of the operation.
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* SUCCESS if successful,
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* INVALID_STATE if failed for wrong state.
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* UNKNOWN_ERROR if failed for other reasons.
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*/
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startOutput() generates (Result result);
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/**
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* Stop to take data to the demux's output.
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*
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* It is used by the client to ask the output to stop to take data from
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* attached filters.
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*
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* @return result Result status of the operation.
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* SUCCESS if successful,
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* INVALID_STATE if failed for wrong state.
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* UNKNOWN_ERROR if failed for other reasons.
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*/
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stopOutput() generates (Result result);
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/**
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* Flush unconsumed data in the demux's output.
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*
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* It is used by the client to ask the demux to flush the data which is
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* already produced but not consumed yet in the demux's output.
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*
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* @return result Result status of the operation.
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* SUCCESS if successful,
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* INVALID_STATE if failed for wrong state.
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* UNKNOWN_ERROR if failed for other reasons.
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*/
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flushOutput() generates (Result result);
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/**
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* Remove the demux's output.
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*
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* It is used by the client to remove the demux's output.
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*
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* @return result Result status of the operation.
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* SUCCESS if successful,
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* INVALID_STATE if failed for wrong state.
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* UNKNOWN_ERROR if failed for other reasons.
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*/
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removeOutput() generates (Result result);
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/**
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* Add input to the demux
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*
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* It is used by the client to add the demux's input for playback content.
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*
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* @param bufferSize the buffer size of the demux's input to be added.
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* It's used to create a FMQ(Fast Message Queue) to hold input data.
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* @param cb the callback for the demux to be used to send notifications
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* back to the client.
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* @return result Result status of the operation.
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* SUCCESS if successful,
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* OUT_OF_MEMORY if failed for not enough memory.
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* UNKNOWN_ERROR if failed for other reasons.
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*/
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addInput(uint32_t bufferSize, IDemuxCallback cb) generates (Result result);
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/**
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* Get the descriptor of the input's FMQ
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*
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* It is used by the client to get the descriptor of the input's Fast
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* Message Queue. The data in FMQ is fed by client. Data format is specifed
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* by DemuxDataFormat in DemuxInputSettings.
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*
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* @return result Result status of the operation.
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* SUCCESS if successful,
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* UNKNOWN_ERROR if failed for other reasons.
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* @return queue the descriptor of the output's FMQ
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*/
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getInputQueueDesc() generates (Result result, fmq_sync<uint8_t> queue);
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/**
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* Configure the demux's input.
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*
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* It is used by the client to configure the demux's input for playback.
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*
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* @param settings the settings of the demux's input.
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* @return result Result status of the operation.
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* SUCCESS if successful,
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* INVALID_STATE if failed for wrong state.
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* UNKNOWN_ERROR if failed for other reasons.
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*/
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configureInput(DemuxInputSettings settings) generates (Result result);
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/**
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* Start to consume the data from the demux's input.
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*
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* It is used by the client to ask the demux to start to consume data from
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* the demux's input.
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*
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* @return result Result status of the operation.
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* SUCCESS if successful,
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* INVALID_STATE if failed for wrong state.
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* UNKNOWN_ERROR if failed for other reasons.
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*/
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startInput() generates (Result result);
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/**
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* Stop to consume the data from the demux's input.
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*
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* It is used by the client to ask the demux to stop to consume data from
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* the demux's input.
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*
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* @return result Result status of the operation.
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* SUCCESS if successful,
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* INVALID_STATE if failed for wrong state.
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* UNKNOWN_ERROR if failed for other reasons.
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*/
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stopInput() generates (Result result);
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/**
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* Flush unconsumed data in the demux's input.
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*
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* It is used by the client to ask the demux to flush the data which is
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* already produced but not consumed yet in the demux's input.
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*
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* @return result Result status of the operation.
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* SUCCESS if successful,
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* INVALID_STATE if failed for wrong state.
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* UNKNOWN_ERROR if failed for other reasons.
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*/
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flushInput() generates (Result result);
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/**
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* Remove the demux's input.
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*
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* It is used by the client to remove the demux's input.
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*
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* @return result Result status of the operation.
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* SUCCESS if successful,
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* INVALID_STATE if failed for wrong state.
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* UNKNOWN_ERROR if failed for other reasons.
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*/
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removeInput() generates (Result result);
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};
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@ -15,5 +15,19 @@ interface IDemuxCallback {
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* @param status a new status of the demux filter.
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*/
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oneway onFilterStatus(DemuxFilterId filterId, DemuxFilterStatus status);
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/**
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* Notify the client a new status of the demux's output.
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*
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* @param status a new status of the demux's output.
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*/
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oneway onOutputStatus(DemuxOutputStatus status);
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/**
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* Notify the client a new status of the demux's input.
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*
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* @param status a new status of the demux's input.
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*/
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oneway onInputStatus(DemuxInputStatus status);
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};
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@ -479,3 +479,99 @@ typedef uint32_t AvSyncHwId;
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* framework and apps.
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*/
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typedef vec<uint8_t> TunerKeyToken;
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/**
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* A data format in demux's output or input according to ISO/IEC 13818-1.
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*/
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@export
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enum DemuxDataFormat : uint32_t {
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/* Data is Transport Stream. */
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TS,
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/* Data is Packetized Elementary Stream. */
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PES,
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/* Data is Elementary Stream. */
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ES,
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};
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/**
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* A status of the demux's output.
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*/
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typedef DemuxFilterStatus DemuxOutputStatus;
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/**
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* The Settings for the demux's output.
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*/
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struct DemuxOutputSettings {
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/**
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* Register for interested status events so that the HAL can send these
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* status events back to client.
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*/
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bitfield<DemuxOutputStatus> statusMask;
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/**
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* Unconsumed data size in bytes in the output. The HAL uses it to trigger
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* DemuxOutputStatus::LOW_WATER.
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*/
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uint32_t lowThreshold;
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/**
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* Unconsumed data size in bytes in the output. The HAL uses it to trigger
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* DemuxOutputStatus::High_WATER.
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*/
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uint32_t highThreshold;
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/**
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* The data format in the output.
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*/
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DemuxDataFormat dataFormat;
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/**
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* The packet size in bytes in the output.
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*/
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uint8_t packetSize;
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};
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/**
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* A status of the demux's input.
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*/
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@export
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enum DemuxInputStatus : uint32_t {
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/**
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* The space of the demux's input is empty.
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*/
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SPACE_EMPTY = 1 << 0,
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/**
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* The spece of the demux's input is almost empty.
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*/
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SPACE_ALMOST_EMPTY = 1 << 1,
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/**
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* The space of the demux's input is almost full.
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*/
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SPACE_ALMOST_FULL = 1 << 2,
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/**
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* The space of the demux's input is full.
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*/
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SPACE_FULL = 1 << 3,
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};
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struct DemuxInputSettings {
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/**
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* Register for interested status events so that the HAL can send these
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* status events back to client.
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*/
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bitfield<DemuxInputStatus> statusMask;
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/**
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* Unused space size in bytes in the input. The HAL uses it to trigger
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* DemuxInputStatus::SPACE_ALMOST_EMPTY.
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*/
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uint32_t lowThreshold;
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/**
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* Unused space size in bytes in the input. The HAL uses it to trigger
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* DemuxInputStatus::SPACE_ALMOST_FULL.
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*/
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uint32_t highThreshold;
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/**
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* The data format in the input.
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*/
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DemuxDataFormat dataFormat;
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/**
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* The packet size in bytes in the input.
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*/
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uint8_t packetSize;
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};
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