T

sunyuechi b3f7440298 lavc/hevc: R-V V put_pixels(pow2)

k230               banana_f3
put_hevc_pel_pixels4_8_c:               61.6 ( 1.00x)    69.5 ( 1.00x)
put_hevc_pel_pixels4_8_rvv_i32:         24.6 ( 2.50x)    28.0 ( 2.48x)
put_hevc_pel_pixels8_8_c:              209.8 ( 1.00x)    215.5 ( 1.00x)
put_hevc_pel_pixels8_8_rvv_i32:         52.6 ( 3.99x)    38.2 ( 5.64x)
put_hevc_pel_pixels16_8_c:             839.4 ( 1.00x)    830.0 ( 1.00x)
put_hevc_pel_pixels16_8_rvv_i32:       126.6 ( 6.63x)    90.5 ( 9.17x)
put_hevc_pel_pixels32_8_c:            3246.6 ( 1.00x)    3246.7 ( 1.00x)
put_hevc_pel_pixels32_8_rvv_i32:       311.6 (10.42x)    257.0 (12.63x)
put_hevc_pel_pixels64_8_c:           12894.6 ( 1.00x)    12892.7 ( 1.00x)
put_hevc_pel_pixels64_8_rvv_i32:      1135.8 (11.35x)    778.0 (16.57x)

2024-12-17 09:21:20 +08:00

compat

compat/w32pthreads: change pthread_t into pointer to malloced struct

2024-12-16 09:43:19 +01:00

doc

lavc/packet: add API for an AVPacket-based AVContainerFifo

2024-12-15 14:05:33 +01:00

ffbuild

configure: Add wasm as a fake arch

2024-12-04 16:43:06 +08:00

fftools

fftools/sync_queue: switch from AVFifo+ObjPool to AVContainerFifo

2024-12-15 14:05:34 +01:00

libavcodec

lavc/hevc: R-V V put_pixels(pow2)

2024-12-17 09:21:20 +08:00

libavdevice

avdevice/dshow: fix unused variable warning

2024-10-17 13:04:17 +02:00

libavfilter

avfilter/af_ashowinfo: fix scaling factor of replaygain peak values

2024-12-07 12:03:53 -05:00

libavformat

avformat/hevc: add support for writing alpha layer

2024-12-16 00:50:52 +01:00

libavutil

lavc/container_fifo: move to lavu and make public

2024-12-15 14:05:15 +01:00

libpostproc

*/version.h: bump after release/7.1 branch

2024-09-24 17:10:35 +02:00

libswresample

arm: Consistently use proper interworking function returns

2024-10-09 15:52:51 +03:00

libswscale

swscale/slice: fix init of 32 bpc planes

2024-12-16 12:21:55 +01:00

presets

…

tests

fftools/ffprobe: add analyze_frames option for CC and grain detection

2024-12-13 22:41:31 -06:00

tools

tools/general_assembly: exclude Derek from GA emails

2024-11-28 15:51:37 +01:00

.gitattributes

lavf/assenc: normalize line endings to \n

2024-02-11 17:01:07 -08:00

.gitignore

.gitignore: add exclusions for shader .c files

2024-11-18 07:54:21 +01:00

.mailmap

mailmap: add entry for myself

2024-07-15 01:59:37 +02:00

Changelog

avcodec/libx265: add alpha layer encoding support

2024-12-16 00:50:52 +01:00

configure

configure: add leaddec blockdsp dependency

2024-12-11 07:52:25 +11:00

CONTRIBUTING.md

Add CONTRIBUTING.md

2016-09-18 10:02:13 +01:00

COPYING.GPLv2

…

COPYING.GPLv3

…

COPYING.LGPLv2.1

…

COPYING.LGPLv3

…

CREDITS

Use https for repository links

2023-03-01 21:59:10 +01:00

INSTALL.md

INSTALL: explain the circular dependency issue and solution

2024-11-03 19:35:23 +01:00

LICENSE.md

avfilter/vf_geq: Relicense to LGPL

2019-12-28 11:20:48 +01:00

MAINTAINERS

MAINTAINERS: Lauri is still available but is really low on time nowadays

2024-11-28 23:19:00 +01:00

Makefile

configure: Add wasm as a fake arch

2024-12-04 16:43:06 +08:00

README.md

README: fix typo and description of libavfilter

2021-10-08 09:44:34 +05:30

RELEASE

RELEASE: update release number after release/7.1 branch

2024-10-09 01:55:50 +02:00

README.md

FFmpeg README

FFmpeg is a collection of libraries and tools to process multimedia content such as audio, video, subtitles and related metadata.

Libraries

libavcodec provides implementation of a wider range of codecs.
libavformat implements streaming protocols, container formats and basic I/O access.
libavutil includes hashers, decompressors and miscellaneous utility functions.
libavfilter provides means to alter decoded audio and video through a directed graph of connected filters.
libavdevice provides an abstraction to access capture and playback devices.
libswresample implements audio mixing and resampling routines.
libswscale implements color conversion and scaling routines.

Tools

ffmpeg is a command line toolbox to manipulate, convert and stream multimedia content.
ffplay is a minimalistic multimedia player.
ffprobe is a simple analysis tool to inspect multimedia content.
Additional small tools such as aviocat, ismindex and qt-faststart.

Documentation

The offline documentation is available in the doc/ directory.

The online documentation is available in the main website and in the wiki.

Examples

Coding examples are available in the doc/examples directory.

License

FFmpeg codebase is mainly LGPL-licensed with optional components licensed under GPL. Please refer to the LICENSE file for detailed information.

Contributing

Patches should be submitted to the ffmpeg-devel mailing list using git format-patch or git send-email. Github pull requests should be avoided because they are not part of our review process and will be ignored.