Function convert_binary_to_format

Lib/profiling/sampling/binary_reader.py:93–129

Convert a binary profiling file to another format. Args: input_file: Path to input binary file output_file: Path to output file output_format: Target format ('flamegraph', 'collapsed', 'pstats', etc.) sample_interval_usec: Override sample interval (uses file's if

(input_file, output_file, output_format,
                             sample_interval_usec=None, progress_callback=None)

def convert_binary_to_format(input_file, output_file, output_format,
                             sample_interval_usec=None, progress_callback=None):
    """Convert a binary profiling file to another format.

    Args:
        input_file: Path to input binary file
        output_file: Path to output file
        output_format: Target format ('flamegraph', 'collapsed', 'pstats', etc.)
        sample_interval_usec: Override sample interval (uses file's if None)
        progress_callback: Optional callable(current, total) for progress

    Returns:
        int: Number of samples converted
    """
    with BinaryReader(input_file) as reader:
        info = reader.get_info()
        interval = sample_interval_usec or info['sample_interval_us']

        # Create appropriate collector based on format
        if output_format == 'flamegraph':
            collector = FlamegraphCollector(interval)
        elif output_format == 'collapsed':
            collector = CollapsedStackCollector(interval)
        elif output_format == 'pstats':
            collector = PstatsCollector(interval)
        elif output_format == 'gecko':
            collector = GeckoCollector(interval)
        else:
            raise ValueError(f"Unknown output format: {output_format}")

        # Replay samples through collector
        count = reader.replay_samples(collector, progress_callback)

        # Export to target format
        collector.export(output_file)

        return count