[FFmpeg-user] sendcmd and overlay
Paul B Mahol
onemda at gmail.com
Sat Feb 1 23:15:08 EET 2020
On 2/1/20, Michael Koch <astroelectronic at t-online.de> wrote:
> Am 01.02.2020 um 21:38 schrieb Paul B Mahol:
>> On 2/1/20, Michael Koch <astroelectronic at t-online.de> wrote:
>>> Am 01.02.2020 um 21:16 schrieb Paul B Mahol:
>>>> On 2/1/20, Michael Koch <astroelectronic at t-online.de> wrote:
>>>>> I want to use sendcmd to set the x,y coordinates of the overlay filter.
>>>>> If I write sendcmd before overlay, I get this error message:
>>>>> Too many inputs specified for the "sendcmd" filter.
>>>>> But the two inputs are required for the overlay filter. How can this
>>>>> problem be solved?
>>>>>
>>>> Simply put it before one of inputs.
>>> I don't understand what you mean. At which place shall I put it?
>> One of inputs before overlay filter:
>>
>> [a]sendcmd=...[a];[a][b]overlay....
>
> ok, I did try this command, but now I got another error message. It
> seems that the overlay filter doesn't receive the x value.
>
> c:\ffmpeg\ffmpeg -i main.mov -i lp.mp4 -filter_complex
> "[1]scale=100:100,sendcmd=f=test.cmd[2];[0][2]overlay=x='':y=''" -q:v 2
> -t 4 -y out.mp4
>
>
> This is my test.cmd file:
>
> 0.0-1.0 overlay x 'lerp(1000,2000,t)',
> overlay y 'lerp(800,800,t)';
>
> 1.0-2.0 overlay x 'lerp(2000,1500,t-1)',
> overlay y 'lerp(800,400,t-1)';
>
> 2.0-8.0 overlay x 'lerp(1500,1500,t-2)',
> overlay y 'lerp(400,500,t-2)';
>
>
> Console output:
>
> F:\Test>c:\ffmpeg\ffmpeg -i main.mov -i lp.mp4 -filter_complex "[1
> ]scale=100:100,sendcmd=f=test.cmd[2];[0][2]overlay=x='':y=''" -q:v 2 -t
> 4 -y out
x="":y="" are invalid arguments. They must be valid, even if they not
gonna be used later.
> .mp4
> ffmpeg version git-2020-01-31-62d92a8 Copyright (c) 2000-2020 the FFmpeg
> develop
> ers
> built with gcc 9.2.1 (GCC) 20200122
> configuration: --enable-gpl --enable-version3 --enable-sdl2
> --enable-fontconfi
> g --enable-gnutls --enable-iconv --enable-libass --enable-libdav1d
> --enable-libb
> luray --enable-libfreetype --enable-libmp3lame
> --enable-libopencore-amrnb --enab
> le-libopencore-amrwb --enable-libopenjpeg --enable-libopus
> --enable-libshine --e
> nable-libsnappy --enable-libsoxr --enable-libtheora --enable-libtwolame
> --enable
> -libvpx --enable-libwavpack --enable-libwebp --enable-libx264
> --enable-libx265 -
> -enable-libxml2 --enable-libzimg --enable-lzma --enable-zlib
> --enable-gmp --enab
> le-libvidstab --enable-libvorbis --enable-libvo-amrwbenc
> --enable-libmysofa --en
> able-libspeex --enable-libxvid --enable-libaom --enable-libmfx
> --enable-ffnvcode
> c --enable-cuvid --enable-d3d11va --enable-nvenc --enable-nvdec
> --enable-dxva2 -
> -enable-avisynth --enable-libopenmpt --enable-amf
> libavutil 56. 38.100 / 56. 38.100
> libavcodec 58. 67.100 / 58. 67.100
> libavformat 58. 37.100 / 58. 37.100
> libavdevice 58. 9.103 / 58. 9.103
> libavfilter 7. 72.100 / 7. 72.100
> libswscale 5. 6.100 / 5. 6.100
> libswresample 3. 6.100 / 3. 6.100
> libpostproc 55. 6.100 / 55. 6.100
> [mov,mp4,m4a,3gp,3g2,mj2 @ 00000000004507c0] st: 0 edit list: 1 Missing
> key fram
> e while searching for timestamp: 3600
> [mov,mp4,m4a,3gp,3g2,mj2 @ 00000000004507c0] st: 0 edit list 1 Cannot
> find an in
> dex entry before timestamp: 3600.
> Guessed Channel Layout for Input Stream #0.1 : stereo
> Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'main.mov':
> Metadata:
> major_brand : qt
> minor_version : 537986816
> compatible_brands: qt pana
> creation_time : 2019-08-29T17:38:28.000000Z
> com.panasonic.Semi-Pro.metadata.xml: <?xml version="1.0"
> encoding="UTF-8" st
> andalone="no" ?>
> : <ClipMain
> xmlns:xsi="http://www.w3.org/2001/XMLSchema-inst
> ance" xmlns="urn:schemas-Professional-Plug-in:Semi-Pro:ClipMetadata:v1.0">
> : <ClipContent>
> :
> <GlobalClipID>060A2B340101010501010D21130000005767E053
> 00BB5534667A1060C1650131</GlobalClipID>
> : <Duration>504</Duration>
> : <EditUnit>1/50</EditUnit>
> : <EssenceList>
> : <Video>
> : <Codec BitRate="150">H264_420_LongGOP</Codec>
> : <ActiveLine>2160</ActiveLine>
> : <ActivePixel>3840</ActivePixel>
> : <BitDepth>8</BitDepth>
> : <FrameRate>50p</FrameRate>
> : <TimecodeType>NonDrop</TimecodeType>
> : <StartTimecode>17:22:03:10</StartTimecode>
> : </Video>
> : <Audio>
> : <Channel>2</Channel>
> : <SamplingRate>48000</SamplingRate>
> : <BitsPerSample>16</BitsPerSample>
> : </Audio>
> : </EssenceList>
> : <ClipMetadata>
> : <Rating>0</Rating>
> : <Access>
> : <CreationDate>2019-08-29T17:38:28+02:00</CreationD
> ate>
> : <LastUpdateDate>2019-08-29T17:38:28+02:00</LastUpd
> ateDate>
> : </Access>
> : <Device>
> : <Manufacturer>Panasonic</Manufacturer>
> : <ModelName>DC-GH5S</ModelName>
> : </Device>
> : <Shoot>
> : <StartDate>2019-08-29T17:38:28+02:00</StartDate>
> : </Shoot>
> : </ClipMetadata>
> : </ClipContent>
> : <UserArea>
> : <AcquisitionMetadata
> xmlns="urn:schemas-Professional-P
> lug-in:P2:CameraMetadata:v1.2">
> : <CameraUnitMetadata>
> : <Gamma>
> : <CaptureGamma>STANDARD</CaptureGamma>
> : </Gamma>
> : <Gamut>
> : <CaptureGamut>BT.709</CaptureGamut>
> : </Gamut>
> : </CameraUnitMetadata>
> : </AcquisitionMetadata>
> : </UserArea>
> : </ClipMain>
> :
> Duration: 00:00:10.08, start: 0.000000, bitrate: 145991 kb/s
> Stream #0:0(und): Video: h264 (High) (avc1 / 0x31637661),
> yuv420p(tv, bt709)
> , 3840x2160 [SAR 1:1 DAR 16:9], 144245 kb/s, 50 fps, 50 tbr, 180k tbn,
> 100 tbc (
> default)
> Metadata:
> creation_time : 2019-08-29T17:38:28.000000Z
> timecode : 08:41:01:35
> Stream #0:1(und): Audio: pcm_s16be (twos / 0x736F7774), 48000 Hz,
> stereo, s1
> 6, 1536 kb/s (default)
> Metadata:
> creation_time : 2019-08-29T17:38:28.000000Z
> timecode : 08:41:01:35
> Stream #0:2(und): Data: none (tmcd / 0x64636D74), 1 kb/s (default)
> Metadata:
> creation_time : 2019-08-29T17:38:28.000000Z
> timecode : 08:41:01:35
> Input #1, mov,mp4,m4a,3gp,3g2,mj2, from 'lp.mp4':
> Metadata:
> major_brand : isom
> minor_version : 512
> compatible_brands: isomiso2avc1mp41
> encoder : Lavf58.36.100
> Duration: 00:00:08.02, start: 0.000000, bitrate: 12308 kb/s
> Stream #1:0(eng): Video: h264 (High) (avc1 / 0x31637661), yuv420p,
> 1920x1920
> , 12206 kb/s, 30 fps, 30 tbr, 15360 tbn, 60 tbc (default)
> Metadata:
> handler_name : Video Handler
> Stream #1:1(eng): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz,
> stereo, flt
> p, 128 kb/s (default)
> Metadata:
> handler_name : Audio Handler
> Stream mapping:
> Stream #0:0 (h264) -> overlay:main (graph 0)
> Stream #1:0 (h264) -> scale (graph 0)
> overlay (graph 0) -> Stream #0:0 (libx264)
> Stream #1:1 -> #0:1 (aac (native) -> aac (native))
> Press [q] to stop, [?] for help
> [Parsed_overlay_2 @ 0000000002f49c80] [Eval @ 000000000025e2c0]
> Undefined consta
> nt or missing '(' in ''
> [Parsed_overlay_2 @ 0000000002f49c80] Error when evaluating the
> expression '' fo
> r x
> [Parsed_overlay_2 @ 0000000002f49c80] Failed to configure input pad on
> Parsed_ov
> erlay_2
> Error reinitializing filters!
> Failed to inject frame into filter network: Invalid argument
> Error while processing the decoded data for stream #0:0
> [aac @ 000000000048bbc0] Qavg: 126.881
> [aac @ 000000000048bbc0] 2 frames left in the queue on closing
> Conversion failed!
>
>
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