acldvppGetStreamDesc series

Applicability

Product	Supported
Atlas 350 Accelerator Card	☓
Atlas A3 training product/Atlas A3 inference product	√
Atlas A2 training product/Atlas A2 inference product	√
Atlas 200I/500 A2 inference product	√
Atlas inference product	√
Atlas training product	√

Function

Obtains the description of a video stream.

Prototype

void *acldvppGetStreamDescData(const acldvppStreamDesc *streamDesc)
uint32_t acldvppGetStreamDescSize(const acldvppStreamDesc *streamDesc)
acldvppStreamFormat acldvppGetStreamDescFormat(const acldvppStreamDesc *streamDesc)
uint64_t acldvppGetStreamDescTimestamp(const acldvppStreamDesc *streamDesc)
uint32_t acldvppGetStreamDescRetCode(const acldvppStreamDesc *streamDesc)
uint8_t acldvppGetStreamDescEos(const acldvppStreamDesc *streamDesc)

Parameters

Parameter	Input/Output	Description
streamDesc	Input	Pointer to the video stream description. Call acldvppCreateStreamDesc to create data of the acldvppStreamDesc type in advance, and call acldvppSetStreamDesc series APIs to set the attributes of the video stream information.

Parameter

Input/Output

Description

streamDesc

Input

Pointer to the video stream description.

Call acldvppCreateStreamDesc to create data of the acldvppStreamDesc type in advance, and call acldvppSetStreamDesc series APIs to set the attributes of the video stream information.

Returns

Parameter	Description
data	Stream buffer on the device.
size	Buffer size in bytes.
format	Indicates the stream format (H.264/H.265). For details about the type definition, see acldvppStreamFormat.
timestamp	Timestamp.
retCode	Return code (0 on success; else, failure).
eos	End of stream (EOS) flag.

Parent topic: acldvppStreamDesc