On 12-12-02 02:50 PM, Brian J. Murrell wrote: > > Was this information helpful? If not, please let me know what else I > can provide to give you something you can diagnose with. Here's something interesting... When a tuner/encoder is blocking reads, the following is printed to the kernel log: [1451927.797336] ivtv1: file: open encoder MPG [1451927.797344] ivtv1: mb: MB Call: CX2341X_ENC_PING_FW [1451927.797413] ivtv1: mb: MB Call: CX2341X_ENC_MISC [1451927.797513] ivtv1 encoder MPG: unknown ioctl 'T', dir=--, #1 (0x00005401) error -22 [1451927.797531] ivtv1: info: Start encoder stream encoder MPG [1451927.797535] ivtv1: mb: MB Call: CX2341X_ENC_SET_DMA_BLOCK_SIZE [1451927.797539] ivtv1: mb: MB Call: CX2341X_ENC_SET_VERT_CROP_LINE [1451927.797609] ivtv1: mb: MB Call: CX2341X_ENC_MISC [1451927.797679] ivtv1: mb: MB Call: CX2341X_ENC_MISC [1451927.797752] ivtv1: mb: MB Call: CX2341X_ENC_MISC [1451927.797831] ivtv1: mb: MB Call: CX2341X_ENC_MISC [1451927.797904] ivtv1: mb: MB Call: CX2341X_ENC_SET_PLACEHOLDER [1451927.797907] ivtv1: mb: MB Call: CX2341X_ENC_SET_NUM_VSYNC_LINES [1451927.797911] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.821351] ivtv1: info: Setup VBI API header 0x0000bd03 pkts 1 buffs 4 ln 24 sz 1456 [1451927.821358] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_CONFIG [1451927.821439] ivtv1: info: Setup VBI start 0x002fea04 frames 4 fpi 1 [1451927.821442] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.821519] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.821595] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.821673] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.821750] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.821828] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.821905] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.821980] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.822056] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.822135] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.822211] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.822289] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.822367] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.822443] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.822519] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.822594] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.822672] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.822749] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.822827] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.822902] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.822979] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.823057] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.823134] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.823211] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.823287] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.823363] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.823438] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.823516] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.823593] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.823670] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.823747] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.823826] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.823902] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.823979] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.824095] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.824174] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.824248] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.824324] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.824400] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.824478] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.824554] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.824629] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.824706] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.824782] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.824857] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.824934] ivtv1: mb: MB Call: CX2341X_ENC_SET_VBI_LINE [1451927.825009] ivtv1: mb: MB Call: CX2341X_ENC_SET_PGM_INDEX_INFO [1451927.825079] ivtv1: info: PGM Index at 0x00180150 with 400 elements [1451927.825082] ivtv1: mb: MB Call: CX2341X_ENC_SET_OUTPUT_PORT [1451927.825086] ivtv1: mb: MB Call: CX2341X_ENC_SET_FRAME_RATE [1451927.832028] ivtv1: mb: MB Call: CX2341X_ENC_SET_FRAME_SIZE [1451927.832042] ivtv1: mb: MB Call: CX2341X_ENC_SET_STREAM_TYPE [1451927.832046] ivtv1: mb: MB Call: CX2341X_ENC_SET_BIT_RATE [1451927.832051] ivtv1: mb: MB Call: CX2341X_ENC_SET_AUDIO_PROPERTIES [1451927.832055] ivtv1: mb: MB Call: CX2341X_ENC_MUTE_AUDIO [1451927.832130] ivtv1: mb: MB Call: CX2341X_ENC_SET_ASPECT_RATIO [1451927.832144] ivtv1: mb: MB Call: CX2341X_ENC_SET_GOP_PROPERTIES [1451927.832148] ivtv1: mb: MB Call: CX2341X_ENC_SET_GOP_CLOSURE [1451927.832151] ivtv1: mb: MB Call: CX2341X_ENC_SET_FRAME_DROP_RATE [1451927.832154] ivtv1: mb: MB Call: CX2341X_ENC_MUTE_VIDEO [1451927.832267] ivtv1: mb: MB Call: CX2341X_ENC_SET_DNR_FILTER_MODE [1451927.832271] ivtv1: mb: MB Call: CX2341X_ENC_SET_DNR_FILTER_PROPS [1451927.832274] ivtv1: mb: MB Call: CX2341X_ENC_SET_SPATIAL_FILTER_TYPE [1451927.832277] ivtv1: mb: MB Call: CX2341X_ENC_SET_CORING_LEVELS [1451927.832282] ivtv1: mb: MB Call: CX2341X_ENC_MISC [1451928.140030] ivtv1: mb: MB Call: CX2341X_ENC_INITIALIZE_INPUT [1451928.144018] ivtv1: mb: MB Call: CX2341X_ENC_START_CAPTURE [1451934.405980] ivtv1: info: User stopped encoder MPG [1451934.406074] ivtv1: file: close encoder MPG [1451934.406079] ivtv1: file: close() of encoder MPG [1451934.406082] ivtv1: info: close stopping capture [1451934.406085] ivtv1: info: Stop Capture [1451934.406089] ivtv1: mb: MB Call: CX2341X_ENC_STOP_CAPTURE [1451934.504032] ivtv1: mb: MB Call: CX2341X_ENC_STOP_CAPTURE The read(2) from /dev/video1 just doesn't get any data given to it while this is happening. Cheers, b.
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