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Michael Niedermayer 88c06ca251 avcodec/x86/mlpdsp_init: Simplify mlp_filter_channel_x86() 
Based on patch by Francisco Blas Izquierdo Riera
Commit message partly taken from carl

fixes a compilation
error in mlpdsp_init.c with -fstack-check and some gcc compilers (I
reproduced the issue with gcc 4.7.3) by simplifying the code.

See also https://bugs.gentoo.org/show_bug.cgi?id=471756

$ make libavcodec/x86/mlpdsp_init.o
libavcodec/x86/mlpdsp_init.c: In function ‘mlp_filter_channel_x86’:
libavcodec/x86/mlpdsp_init.c:142:5: error: can’t find a register in
class ‘GENERAL_REGS’ while reloading ‘asm’
libavcodec/x86/mlpdsp_init.c:142:5: error: ‘asm’ operand has impossible
constraints

4551 -> 4509 dezicycles

Reviewed-by: Ramiro Polla <ramiro.polla@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 03f39fbb2a)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-03-29 03:34:21 +02:00
compat
doc Update for 2.4.7 2015-02-13 21:18:42 +01:00
libavcodec avcodec/x86/mlpdsp_init: Simplify mlp_filter_channel_x86() 2015-03-29 03:34:21 +02:00
libavdevice avdevice: Use av_format_get_control_message_cb() 2015-02-13 20:48:09 +01:00
libavfilter avfilter/vf_framepack: Check and update frame_rate 2015-02-13 20:48:09 +01:00
libavformat avformat/omadec: Use 64bit for ret to avoid overflow 2015-03-29 03:34:21 +02:00
libavresample
libavutil Revert "avutil/opencl: is_compiled flag not being cleared in av_opencl_uninit" 2015-03-09 14:32:51 -03:00
libpostproc
libswresample x86/swr: add missing alignment check to pack_6ch functions 2015-02-14 02:21:14 -03:00
libswscale swscale/utils: Limit filter shifting so as not to read from prior the array 2015-02-13 20:48:08 +01:00
presets
tests avcodec/gif: fix off by one in column offsetting finding 2015-02-16 18:08:45 +01:00
tools
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Changelog doc: More changelog updates for v11.3 2015-03-08 21:51:11 -04:00
cmdutils_common_opts.h
cmdutils_opencl.c
cmdutils.c
cmdutils.h
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configure Merge commit '4070e02dfcf8c7d871b4a41d8b591ec0c130c70a' into release/2.4 2015-03-09 00:44:21 +01:00
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ffmpeg_dxva2.c
ffmpeg_filter.c
ffmpeg_opt.c
ffmpeg_vda.c
ffmpeg_vdpau.c
ffmpeg.c
ffmpeg.h
ffplay.c
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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 a mean to alter decoded Audio and Video through chain of 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 analisys 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

Conding examples are available in the doc/example directory.

License

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