C:\Users\Poolside>cd desktop\test folder

C:\Users\Poolside\Desktop\Test folder>batch

C:\Users\Poolside\Desktop\Test folder>ffmpeg -i still.png -i narrate.wav -acodec libvo_aacenc -vcodec libx264 final.flv
ffmpeg version N-35057-g2c44aed, Copyright (c) 2000-2011 the FFmpeg developers
  built on Nov 21 2011 02:41:21 with gcc 4.6.2
  configuration: --enable-gpl --enable-version3 --disable-w32threads --enable-runtime-cpudetect --enable-avisynth --enable-bzlib --enable-frei0r --enable-lib
opencore-amrnb --enable-libopencore-amrwb --enable-libfreetype --enable-libgsm --enable-libmp3lame --enable-libopenjpeg --enable-librtmp --enable-libschroedi
nger --enable-libspeex --enable-libtheora --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libxavs
--enable-libxvid --enable-zlib
  libavutil    51. 26. 0 / 51. 26. 0
  libavcodec   53. 36. 0 / 53. 36. 0
  libavformat  53. 21. 0 / 53. 21. 0
  libavdevice  53.  4. 0 / 53.  4. 0
  libavfilter   2. 49. 0 /  2. 49. 0
  libswscale    2.  1. 0 /  2.  1. 0
  libpostproc  51.  2. 0 / 51.  2. 0
Input #0, image2, from 'still.png':
  Duration: 00:00:00.04, start: 0.000000, bitrate: N/A
    Stream #0:0: Video: png, bgra, 400x400, 25 tbr, 25 tbn, 25 tbc
[wav @ 0000000001D4DCD0] parser not found for codec pcm_s16le, packets or times may be invalid.
[wav @ 0000000001D4DCD0] max_analyze_duration 5000000 reached at 5015510
Input #1, wav, from 'narrate.wav':
  Duration: 00:04:26.00, bitrate: 1411 kb/s
    Stream #1:0: Audio: pcm_s16le ([1][0][0][0] / 0x0001), 44100 Hz, 2 channels, s16, 1411 kb/s
Incompatible pixel format 'bgra' for codec 'libx264', auto-selecting format 'yuv420p'
[buffer @ 0000000001BCDE00] w:400 h:400 pixfmt:bgra tb:1/1000000 sar:0/1 sws_param:
[buffersink @ 0000000001BCDE60] auto-inserting filter 'auto-inserted scale 0' between the filter 'src' and the filter 'out'
[scale @ 0000000003C94FC0] w:400 h:400 fmt:bgra -> w:400 h:400 fmt:yuv420p flags:0x4
[libx264 @ 0000000001BCD030] using cpu capabilities: MMX2 SSE2Slow SlowCTZ
[libx264 @ 0000000001BCD030] profile High, level 2.1
[libx264 @ 0000000001BCD030] 264 - core 118 r2085 8a62835 - H.264/MPEG-4 AVC codec - Copyleft 2003-2011 - http://www.videolan.org/x264.html - options: cabac=
1 ref=3 deblock=1:0:0 analyse=0x3:0x113 me=hex subme=7 psy=1 psy_rd=1.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0 deadzone=21,11 fas
t_pskip=1 chroma_qp_offset=-2 threads=3 sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=3 b_pyramid=2 b_adapt=1 b_b
ias=0 direct=1 weightb=1 open_gop=0 weightp=2 keyint=250 keyint_min=25 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0 qcomp=0.60 qpmin=
0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
Output #0, flv, to 'final.flv':
  Metadata:
    encoder         : Lavf53.21.0
    Stream #0:0: Video: h264 ([7][0][0][0] / 0x0007), yuv420p, 400x400, q=-1--1, 1k tbn, 25 tbc
    Stream #0:1: Audio: aac ([10][0][0][0] / 0x000A), 44100 Hz, 2 channels, s16, 128 kb/s
Stream mapping:
  Stream #0:0 -> #0:0 (png -> libx264)
  Stream #1:0 -> #0:1 (pcm_s16le -> libvo_aacenc)
Press [q] to stop, [?] for help
frame=    1 fps=  0 q=28.0 Lsize=    4360kB time=00:00:00.-4 bitrate=-893009.6kbits/s
video:13kB audio:4156kB global headers:0kB muxing overhead 4.570416%
[libx264 @ 0000000001BCD030] frame I:1     Avg QP:30.11  size: 13063
[libx264 @ 0000000001BCD030] mb I  I16..4:  6.2% 48.8% 45.0%
[libx264 @ 0000000001BCD030] 8x8 transform intra:48.8%
[libx264 @ 0000000001BCD030] coded y,uvDC,uvAC intra: 78.4% 81.3% 50.4%
[libx264 @ 0000000001BCD030] i16 v,h,dc,p: 21% 36% 15% 28%
[libx264 @ 0000000001BCD030] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 17% 26% 16%  6%  6%  6%  9%  6%  8%
[libx264 @ 0000000001BCD030] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 29% 28% 11%  5%  6%  5%  7%  5%  4%
[libx264 @ 0000000001BCD030] i8c dc,h,v,p: 46% 27% 18%  9%
[libx264 @ 0000000001BCD030] kb/s:2612.60

C:\Users\Poolside\Desktop\Test folder>pause
Press any key to continue . . .