Hi there, and welcome!
I was mistaken when I thought FF was working on transcoded files. It only appears to be working with MP4 videos. I don't FF or rewind very often, so I can't say for sure what the latest status is.
Well, I just tried it with a video that I knew would be transcoded. Once the movie started, I let it sit on pause for about 5 minutes to let transcoding get ahead of the game. When I tried to FF, I only moved about a second ahead. Not worth much
As far as the profile, here's what I'm using now. I still have a few issues with really high bitrate videos, but only on my test server, which doesn't have as much power as my primary Serviio machine. You might notice that I commented out a line (2nd line after the Transcoding tag) that transcoded if dca audio (DTS) was found. That is because the Roku will pass normal DTS through the HDMI cable to my A/V receiver. If you are sending this directly to a TV, you should probably uncomment that line, as most TVs can't process DTS audio.
- Code:
<Profile id="RokuMPApp" name="Roku Media Player" extendsProfileId="1">
<Detection>
<HttpHeaders>
<User-Agent>.*ROKU.*</User-Agent>
</HttpHeaders>
</Detection>
<MediaFormatProfiles>
<MediaFormatProfile mime-type="video/mp4">AVC_MP4_MP_SD_AAC_MULT5</MediaFormatProfile>
<MediaFormatProfile mime-type="video/mp4">AVC_MP4_MP_SD_MPEG1_L3</MediaFormatProfile>
<MediaFormatProfile mime-type="video/mp4">AVC_MP4_MP_SD_AC3</MediaFormatProfile>
<MediaFormatProfile mime-type="video/mp4">AVC_MP4_MP_HD_720p_AAC</MediaFormatProfile>
<MediaFormatProfile mime-type="video/mp4">AVC_MP4_MP_HD_1080i_AAC</MediaFormatProfile>
<MediaFormatProfile mime-type="video/mp4">AVC_MP4_HP_HD_AAC</MediaFormatProfile>
<MediaFormatProfile mime-type="video/mp4">AVC_MP4_LPCM</MediaFormatProfile>
<MediaFormatProfile mime-type="video/mp4">MPEG4_P2_MP4_ASP_AAC</MediaFormatProfile>
<MediaFormatProfile mime-type="video/mp4">MPEG4_P2_MP4_SP_L6_AAC</MediaFormatProfile>
<MediaFormatProfile mime-type="video/mp4">MPEG4_P2_MP4_NDSD</MediaFormatProfile>
<MediaFormatProfile mime-type="audio/mpeg">MP3</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_MP_SD_AAC_MULT5</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_MP_SD_AAC_MULT5_T</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_MP_SD_AAC_MULT5_ISO</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_MP_SD_MPEG1_L3</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_MP_SD_MPEG1_L3_T</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_MP_SD_MPEG1_L3_ISO</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_MP_SD_AAC_MULT5</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_MP_SD_AAC_MULT5_T</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_MP_SD_AAC_MULT5_ISO</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_MP_SD_MPEG1_L3</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_MP_SD_MPEG1_L3_T</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_MP_SD_MPEG1_L3_ISO</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_MP_SD_AC3</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_MP_SD_AC3_T</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_MP_SD_AC3_ISO</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_HP_SD_MPEG1_L2_T</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_HP_SD_MPEG1_L2_ISO</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_MP_HD_AAC_MULT5</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_MP_HD_AAC_MULT5_T</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_MP_HD_AAC_MULT5_ISO</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_MP_HD_MPEG1_L3</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_MP_HD_MPEG1_L3_T</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_MP_HD_MPEG1_L3_ISO</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_MP_HD_AC3</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_MP_HD_AC3_T</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_MP_HD_AC3_ISO</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_HD_DTS_T</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_HD_DTS_ISO</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_HD_50_LPCM_T</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_HP_HD_MPEG1_L2_ISO</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">AVC_TS_HP_HD_MPEG1_L2_T</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">MPEG4_P2_TS_ASP_AAC</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">MPEG4_P2_TS_ASP_AAC_T</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">MPEG4_P2_TS_ASP_AAC_ISO</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">MPEG4_P2_TS_ASP_AC3</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">MPEG4_P2_TS_ASP_AC3_T</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">MPEG4_P2_TS_ASP_AC3_ISO</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">MPEG4_P2_TS_ASP_MPEG1_L3</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">MPEG4_P2_TS_ASP_MPEG1_L3_T</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">MPEG4_P2_TS_ASP_MPEG1_L3_ISO</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">MPEG4_P2_TS_ASP_MPEG2_L2</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">MPEG4_P2_TS_ASP_MPEG2_L2_T</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">MPEG4_P2_TS_ASP_MPEG2_L2_ISO</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">VC1_TS_AP_L1_AC3_ISO</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">VC1_TS_AP_L2_AC3_ISO</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">VC1_TS_HD_DTS_T</MediaFormatProfile>
<MediaFormatProfile mime-type="video/vnd.dlna.mpeg-tts" name="MPEG_TS_SD_EU,MPEG_TS_SD_NA,MPEG_TS_SD_KO">VC1_TS_HD_DTS_ISO</MediaFormatProfile>
</MediaFormatProfiles>
<Transcoding>
<Video targetContainer="mpegts" targetVCodec="h264" maxVBitrate="12000" targetACodec="ac3">
<!-- <Video targetContainer="applehttp" targetVCodec="h264" targetACodec="aac"> -->
<Matches container="asf" />
<Matches container="mpegvideo" />
<Matches container="mpeg" />
<Matches container="mpegts" />
<Matches container="matroska" />
<Matches container="avi" />
<Matches container="flv" />
<Matches container="wtv" />
<Matches container="ogg" />
<Matches container="3gp" />
<Matches container="rtp" />
<Matches container="rtsp" />
<Matches container="rm" />
</Video>
<Video targetContainer="mpegts" targetACodec="aac" aBitrate="320">
<!-- <Matches container="matroska" aCodec="dca" /> -->
<Matches container="matroska" aCodec="vorbis" />
<Matches container="ogg" vCodec="mpeg4" />
<Matches container="mp4" aCodec="lpcm" />
</Video>
<Video targetContainer="mpegts">
<Matches container="matroska" vCodec="h264" />
<Matches container="flv" vCodec="h264" />
</Video>
<Video targetContainer="asf" targetVCodec="wmv2" targetACodec="wmav2" maxVBitrate="15360" forceStereo="true">
<Matches container="*" vCodec="mpeg2video" />
<Matches container="*" vCodec="dvvideo" />
<Matches container="wtv" />
<Matches container="ogg" />
<Matches container="flv" />
<Matches container="rm" />
</Video>
<Audio targetContainer="mp3">
<Matches container="*" />
</Audio>
</Transcoding>
<OnlineTranscoding>
<Video targetContainer="applehttp"> <!-- dont transcode to ac3 -->
<Matches container="mp4" />
<Matches container="flv" vCodec="h264" />
<Matches container="applehttp" vCodec="h264" />
</Video>
</OnlineTranscoding>
<HardSubsTranscoding>
<Video targetContainer="asf" targetVCodec="wmv2" targetACodec="wmav2" maxVBitrate="15360" forceStereo="true" />
</HardSubsTranscoding>
<Subtitles>
<SoftSubs mime-type="text/srt" />
</Subtitles>
<LimitImageResolution>false</LimitImageResolution>
</Profile>