CAPLfunctionMediaRead

MediaRead

Valid for: CANoe DE • CANoe4SW DE

Function Syntax

long MediaRead(dword sourceReaderHandle, dword streamIndex, byte buffer[], dword length, char onReadCallback[]);
long MediaRead(dword sourceReaderHandle, dword streamIndex, int buffer[], dword length, char onReadCallback[]);
long MediaRead(dword sourceReaderHandle, dword streamIndex, long buffer[], dword length, char onReadCallback[]);

Description

Reads sample data from the media source.

Parameters

• sourceReaderHandle: The source reader handle.
• streamIndex: The stream to pull data from. The value can be:
  • 0–0xFFFFFFFB: The zero-based index of a stream.
  • SOURCE_READER_FIRST_VIDEO_STREAM: 0xFFFFFFFC - The first video stream.
  • SOURCE_READER_FIRST_AUDIO_STREAM: 0xFFFFFFFD - The first audio stream.
  • SOURCE_READER_ANY_STREAM: 0xFFFFFFFE - Get the next available sample, regardless of which stream.
• buffer: The buffer used to store the incoming data.
• length: The length of the data buffer.
• onReadCallback: The name of the CAPL callback function (see OnMediaRead).

Return Values

• 0: The function succeeded.
• ≠0: Error code

Example

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See Also