FFmpeg: Modules

oASS styles

oASS functions

oend of Dialogue Event

oEncoding/Decoding Library

|oDecoding

||\Frame parsing

|oEncoding

|oCodecs

||oNative Codecs

||oExternal library wrappers

||\Hardware Accelerators bridge

|| oDXVA2

|| oVA API Decoding

|| oVDA

|| oVDPAU Decoder and Renderer VDPAU hardware acceleration has two modules

|| \XvMC

|oInternal

|oCore functions/structures. Basic definitions, functions for querying libavcodec capabilities, allocating core structures, etc

||oAVPacket Types and functions for working with AVPacket

||\AVPicture Functions for working with AVPicture

|\Utility functions Miscellaneous utility functions related to both encoding and decoding (or neither)

| oPixel formats Functions for working with pixel formats

| \FFT functions

oSpecial devices muxing/demuxing library Libavdevice is a complementary library to libavformat

oLibavfilter - graph-based frame editing library

oI/O and Muxing/Demuxing Library Libavformat (lavf) is a library for dealing with various media container formats

|oDemuxing Demuxers read a media file and split it into chunks of data (packets)

|oMuxing

|oI/O Read/Write

|oDemuxers

||oNative Demuxers

||\External library wrappers

|oI/O Protocols

|oInternal

|oPublic Metadata API The metadata API allows libavformat to export metadata tags to a client application when demuxing

|oCore functions Functions for querying libavformat capabilities, allocating core structures, etc

|\Utility functions Miscellaneous utility functions related to both muxing and demuxing (or neither)

| \RIFF FourCCs Get the tables mapping RIFF FourCCs to libavcodec AVCodecIDs

oLibavresample Libavresample (lavr) is a library that handles audio resampling, sample format conversion and mixing

oCommon utility functions Libavutil contains the code shared across all the other FFmpeg libraries

|oCrypto and Hashing

||oAdler32

||oAES

||oBase64

||oBlowfish

||oCRC32

||oHMAC

||oLZO

||oMD5

||oRIPEMD

||oSHA

||oSHA512

||\XTEA

|oMaths

|oString Manipulation

|oMemory Management

|oData Structures

||oAVBuffer AVBuffer is an API for reference-counted data buffers

||oAVBufferPool AVBufferPool is an API for a lock-free thread-safe pool of AVBuffers

||oAVOptions AVOptions provide a generic system to declare options on arbitrary structs ("objects")

|||oEvaluating option strings This group of functions can be used to evaluate option strings and get numbers out of them

|||oOption setting functions Those functions set the field of obj with the given name to value

|||\Option getting functions Those functions get a value of the option with the given name from an object

||oAVDictionary Simple key:value store

||\AVTree Low-complexity tree container

|oAudio related

||oAudio channel masks A channel layout is a 64-bits integer with a bit set for every channel

||\Audio channel convenience macros

|oError Codes

|oLogging Facility

||\Logging Constants

|\Other

| oInternal Not exported functions, for internal usage only

| oConstants

| |oEncoding specific

| |\Timestamp specific FFmpeg internal timebase and timestamp definitions

| oImage related AVPicture types, pixel formats and basic image planes manipulation

| oVersion and Build diagnostics Macros and function useful to check at compiletime and at runtime which version of libavutil is in use

| \Media Type Media Type

oPreprocessor String Macros String manipulation macros

oLibrary Version Macros Useful to check and match library version in order to maintain backward compatibility

oDeprecation guards FF_API_* defines may be placed below to indicate public API that will be dropped at a future version bump

oLibpostproc

oLibswresample Libswresample (lswr) is a library that handles audio resampling, sample format conversion and mixing

oLibswscale

oVAAPI_Decoding

\VDPAU_Decoding