CopyFromPlane

Fully qualified name: cupva_utils::CopyFromPlane

Defined in cupva_host_utils.hpp

void cupva_utils::CopyFromPlane(

void *dst,

const void *srcPlaneBase,

const int32_t imageWidth,

const int32_t imageHeight,

)

copy a surface plane to a pitch linear buffer.

Usage considerations

• Allowed context for the API call

  • Interrupt handler: No

  • Signal handler: No

  • Thread-safe: No

  • Re-entrant: No

  • Async/Sync: Sync

• Required privileges: None

• Allowed execution state

  • Initialization: Yes

  • Operational: Yes

  • Reinit/Deinit Preparation: Yes

• Maturity: GA

Parameters:

• dst – [in] The host pointer to destination buffer.

• srcPlaneBase – [in] The device pointer to plane base of source surface.

• imageWidth – [in] The width of destination buffer in bytes.

• imageHeight – [in] The height of destination buffer in lines.

Throws:

cupva::Exception(InvalidArgument) – Invalid device pointer.

Pre:

None