QT使用FFmpeg库实现视频流播放

FFmpeg 64-bit shared Windows build from www.gyan.dev Version: 5.1.2-full_build-www.gyan.dev License: GPL v3 Source Code: https://github.com/FFmpeg/FFmpeg/commit/eacfcbae69 External Assets frei0r plugins: https://www.gyan.dev/ffmpeg/builds/ffmpeg-frei0r-plugins lensfun database: https://www.gyan.dev/ffmpeg/builds/ffmpeg-lensfun-db release-full build configuration: ARCH x86 (generic) big-endian no runtime cpu detection yes standalone assembly yes x86 assembler nasm MMX enabled yes MMXEXT enabled yes 3DNow! enabled yes 3DNow! extended enabled yes SSE enabled yes SSSE3 enabled yes AESNI enabled yes AVX enabled yes AVX2 enabled yes AVX-512 enabled yes AVX-512ICL enabled yes XOP enabled yes FMA3 enabled yes FMA4 enabled yes i686 features enabled yes CMOV is fast yes EBX available yes EBP available yes debug symbols yes strip symbols yes optimize for size no optimizations yes static no shared yes postprocessing support yes network support yes threading support pthreads safe bitstream reader yes texi2html enabled no perl enabled yes pod2man enabled yes makeinfo enabled yes makeinfo supports HTML yes xmllint enabled yes External libraries: avisynth libilbc libtheora bzlib libjxl libtwolame chromaprint liblensfun libuavs3d frei0r libmodplug libvidstab gmp libmp3lame libvmaf gnutls libmysofa libvo_amrwbenc iconv libopencore_amrnb libvorbis ladspa libopencore_amrwb libvpx libaom libopenjpeg libwebp libaribb24 libopenmpt libx264 libass libopus libx265 libbluray libplacebo libxavs2 libbs2b librav1e libxml2 libcaca librist libxvid libcdio librubberband libzimg libdav1d libshaderc libzmq libdavs2 libshine libzvbi libflite libsnappy lzma libfontconfig libsoxr mediafoundation libfreetype libspeex sdl2 libfribidi libsrt zlib libgme libssh libgsm libsvtav1 External libraries providing hardware acceleration: amf d3d11va nvdec cuda dxva2 nvenc cuda_llvm ffnvcodec opencl cuvid libmfx vulkan Libraries: avcodec avformat swresample avdevice avutil swscale avfilter postproc Programs: ffmpeg ffplay ffprobe Enabled decoders: aac fraps pcm_u32le aac_fixed frwu pcm_u8 aac_latm g2m pcm_vidc aasc g723_1 pcx ac3 g729 pfm ac3_fixed gdv pgm acelp_kelvin gem pgmyuv adpcm_4xm gif pgssub adpcm_adx gremlin_dpcm pgx adpcm_afc gsm phm adpcm_agm gsm_ms photocd adpcm_aica h261 pictor adpcm_argo h263 pixlet adpcm_ct h263i pjs adpcm_dtk h263p png adpcm_ea h264 ppm adpcm_ea_maxis_xa h264_cuvid prores adpcm_ea_r1 h264_qsv prosumer adpcm_ea_r2 hap psd adpcm_ea_r3 hca ptx adpcm_ea_xas hcom qcelp adpcm_g722 hevc qdm2 adpcm_g726 hevc_cuvid qdmc adpcm_g726le hevc_qsv qdraw adpcm_ima_acorn hnm4_video qoi adpcm_ima_alp hq_hqa qpeg adpcm_ima_amv hqx qtrle adpcm_ima_apc huffyuv r10k adpcm_ima_apm hymt r210 adpcm_ima_cunning iac ra_144 adpcm_ima_dat4 idcin ra_288 adpcm_ima_dk3 idf ralf adpcm_ima_dk4 iff_ilbm rasc adpcm_ima_ea_eacs ilbc rawvideo adpcm_ima_ea_sead imc realtext adpcm_ima_iss imm4 rl2 adpcm_ima_moflex imm5 roq adpcm_ima_mtf indeo2 roq_dpcm adpcm_ima_oki indeo3 rpza adpcm_ima_qt indeo4 rscc adpcm_ima_rad indeo5 rv10 adpcm_ima_smjpeg interplay_acm rv20 adpcm_ima_ssi interplay_dpcm rv30 adpcm_ima_wav interplay_video rv40 adpcm_ima_ws ipu s302m adpcm_ms jacosub sami adpcm_mtaf jpeg2000 sanm adpcm_psx jpegls sbc adpcm_sbpro_2 jv scpr adpcm_sbpro_3 kgv1 screenpresso adpcm_sbpro_4 kmvc sdx2_dpcm adpcm_swf lagarith sga adpcm_thp libaom_av1 sgi adpcm_thp_le libaribb24 sgirle adpcm_vima libdav1d sheervideo adpcm_xa libdavs2 shorten adpcm_yamaha libgsm simbiosis_imx adpcm_zork libgsm_ms sipr agm libilbc siren aic libjxl smackaud alac libopencore_amrnb smacker alias_pix libopencore_amrwb smc als libopenjpeg smvjpeg amrnb libopus snow amrwb libspeex sol_dpcm amv libuavs3d sonic anm libvorbis sp5x ansi libvpx_vp8 speedhq ape libvpx_vp9 speex apng libzvbi_teletext srgc aptx loco srt aptx_hd lscr ssa arbc m101 stl argo mace3 subrip ass mace6 subviewer asv1 magicyuv subviewer1 asv2 mdec sunrast atrac1 metasound svq1 atrac3 microdvd svq3 atrac3al mimic tak atrac3p mjpeg targa atrac3pal mjpeg_cuvid targa_y216 atrac9 mjpeg_qsv tdsc aura mjpegb text aura2 mlp theora av1 mmvideo