FFmpeg android

ffmpeg android

静态库

测试文件

测试文件 android录制
320x240;
duration:9-10s;
rotate:90;
filesize:500k-600k
bitrate:512kb[动态]

执行命令

执行命令

ffmpeg -i qq.mp4 -vf "movie=icon.png [watermark]; [in][watermark] overlay=(W-w)/2:(H-h)/2 [out]"   -c:v libx264    qq.mp4

执行测试

应该需要区分neon的cpu型号

android configure简要配置说明

./configure \
…………
--disable-everything \#关闭所有模块，然后一个个的开  否则默认下静态库18M
--enable-runtime-cpudetect \
--enable-pic \
--enable-libx264 \  #使用x264视频编码器  libx264是h264编码器的开源实现
--disable-libfribidi \
--disable-libmp3lame \
--enable-pthreads \
--disable-ffserver \
--disable-version3 \
--enable-hardcoded-tables \
--disable-ffplay \
--disable-ffprobe \
--enable-gpl \
--enable-yasm \
--disable-doc \
--disable-shared \
--enable-static \
--disable-ffserver \
--disable-avdevice \
--disable-filters \
--enable-filter=movie \#水印需要用
--enable-filter=overlay \#水印需要用
--enable-filter=scale \#overlay依赖
--enable-filter=transpose \#这个是个坑，andorid录制的视频是旋转90度的，需要开通旋转配置 竟然不是 rotate 😳
--enable-avfilter \
--disable-devices \
--enable-network \
--enable-encoder=aac \
--enable-encoder=libx264 \
--enable-encoder=png \
--enable-decoder=h264  \
--enable-decoder=aac    \
--enable-decoder=png \
--enable-protocol=file \
--enable-parser=h264 \
--enable-parser=aac \
--enable-parser=aac_latm \
--enable-parser=png \
--enable-muxer=mp4  \
--enable-muxer=h264  \
--enable-muxer=image2 \
--enable-muxer=a64 \
--enable-muxer=ac3 \
--enable-muxer=apng \
--enable-muxer=bit \
--enable-muxer=data \
--enable-muxer=ffm \
--enable-muxer=ffmetadata \
--enable-muxer=framecrc \
--enable-muxer=framemd5 \
--enable-muxer=latm \
--enable-muxer=flac \
--enable-muxer=m4v \
--enable-muxer=matroska \
--enable-muxer=matroska_audio \
--enable-muxer=mmf \
--enable-muxer=segment \
--enable-muxer=uncodedframecrc \
--enable-muxer=wav \
--enable-muxer=yuv4mpegpipe \
--enable-muxer=image2pipe \
--enable-muxer=ipod \
--enable-muxer=psp \
--enable-demuxer=bit \
--enable-demuxer=segafilm \
--enable-demuxer=image2pipe  \
--enable-demuxer=image_png_pipe  \
--enable-demuxer=image_qdraw_pipe  \
--enable-demuxer=mpegvideo  \
--enable-demuxer=rawvideo  \
--enable-demuxer=sdp  \
--enable-demuxer=image2  \
--enable-demuxer=h264  \
--enable-demuxer=aac \
--enable-demuxer=yuv4mpegpipe \
--enable-demuxer=mpegvideo \
--enable-demuxer=data \
--enable-demuxer=ffm \
--enable-demuxer=flic \
--enable-demuxer=fourxm \
--enable-demuxer=frm \
--enable-demuxer=flac \
--enable-bsf=hevc_mp4toannexb \
--enable-bsf=h264_mp4toannexb \
--enable-indev=fbdev \
--disable-debug \
--pkg-config="${2}/ffmpeg-pkg-config" \
--prefix="${2}/build/${1}" \
--extra-cflags="-I${TOOLCHAIN_PREFIX}/include $CFLAGS" \
--extra-ldflags="-L${TOOLCHAIN_PREFIX}/lib $LDFLAGS" \
--extra-libs="-lpng -lexpat -lm" \
--extra-cxxflags="$CXX_FLAGS"

具体的armeabi-v7a-neon配置清单

install prefix            /root/ffmpeg-android/build/armeabi-v7a-neon
source path               .
C compiler                /root/ffmpeg-android/toolchain-android/bin/arm-linux-androideabi-gcc
C library                 bionic
host C compiler           gcc
host C library            glibc
ARCH                      arm (cortex-a8)
big-endian                no
runtime cpu detection     yes
ARMv5TE enabled           yes
ARMv6 enabled             yes
ARMv6T2 enabled           yes
VFP enabled               yes
NEON enabled              yes
THUMB enabled             no
debug symbols             no
strip symbols             yes
optimize for size         no
optimizations             yes
static                    yes
shared                    no
postprocessing support    yes
new filter support        yes
network support           yes
threading support         pthreads
safe bitstream reader     yes
SDL support               no
opencl enabled            no
texi2html enabled         no
perl enabled              yes
pod2man enabled           yes
makeinfo enabled          no
makeinfo supports HTML    no
Enabled programs:
ffmpeg
External libraries:
libx264          zlib
Enabled decoders:
aac          h264             png
Enabled encoders:
aac          libx264          png
Enabled hwaccels:
Enabled parsers:
aac          aac_latm         flac             h264             png
Enabled demuxers:
aac          ffm              frm              image_png_pipe       mpegvideo            sdp
asf          flac             h264             image_qdraw_pipe     rawvideo             segafilm
bit          flic             image2           mov              rm               yuv4mpegpipe
data             fourxm           image2pipe           mpegts
Enabled muxers:
a64          ffm              h264             latm             mmf              segment
ac3          ffmetadata       image2           m4v              mov              uncodedframecrc
apng             flac             image2pipe           matroska         mp4              wav
bit          framecrc         ipod             matroska_audio       psp              yuv4mpegpipe
data             framemd5
Enabled protocols:
file             rtp              udp
Enabled filters:
aformat          atrim            movie            overlay          setpts           trim
anull            format           null             scale            transpose
Enabled bsfs:
h264_mp4toannexb     hevc_mp4toannexb
Enabled indevs:
Enabled outdevs:
+