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Man Pages


Manual Reference Pages  -  MP4SETAUDIOPROFILELEVEL (3)

NAME

MP4SetAudioProfileLevel - Sets the minimum MPEG-4 audio profile and level required to render the contents of the file

CONTENTS

SYNTAX

#include <mp4.h>

bool MP4SetAudioProfileLevel(
MP4FileHandle hFile,
u_int8_t profileLevel
)

ARGUMENTS

hFile Specifies the mp4 file to which the operation applies.

RETURN VALUES

Upon success, true (1). Upon an error, false (0).

DESCRIPTION

MP4SetAudioProfileLevel sets the minumum profile/level of MPEG-4 audio support necessary to render the contents of the file.

ISO/IEC 14496-1:2001 MPEG-4 Systems defines the following values:
        0x00            Reserved
        0x01            Main Profile @ Level 1
        0x02            Main Profile @ Level 2
        0x03            Main Profile @ Level 3
        0x04            Main Profile @ Level 4
        0x05            Scalable Profile @ Level 1
        0x06            Scalable Profile @ Level 2
        0x07            Scalable Profile @ Level 3
        0x08            Scalable Profile @ Level 4
        0x09            Speech Profile @ Level 1
        0x0A            Speech Profile @ Level 2
        0x0B            Synthesis Profile @ Level 1
        0x0C            Synthesis Profile @ Level 2
        0x0D            Synthesis Profile @ Level 3
        0x0E-0x7F       Reserved
        0x80-0xFD       User private
        0xFE            No audio profile specified
        0xFF            No audio required

SEE ALSO

MP4(3) MP4GetAudioProfileLevel(3)

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Cisco Systems Inc. MP4 (3) Version 0.9

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