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#19 ffmpeglog options
Transcode full hd h264 to 720p h264.
If set the option ffmpeglog = 48 (or more), qstranscode displayed 0.707107 instead of the log of ffmpeg.
d:\QSTranscode.1040>"qstranscode.exe" -i "D:\PAVR_Download\00000000_100214_100959.AVI" -o "D:\PAVR_Download\00000000_100
214_100959.mp4" -aac -ab 64000 -ac 2 -h264 -rc 1 -b 3000 -u 4 -w 720 -h 480 -sw -ffmpeglog 48
qstranscode v1.0.4.0
Intel(R) QuickSync Transcoding With FFMPEG
IPG: Pentium(R) Dual-Core CPU E6300 @ 2.80GHz
Microsoft Windows 7 Service Pack 1 (build 7601), 64-bit defaulting to DX9
MediaInfo: detected framerate = 30.000000
[avi @ 00850fe0] Format avi probed with size=2048 and score=100
[avi @ 00851f20] use odml:1
[avi @ 00850fe0] overriding invalid dshow_block_align of 1
[avi @ 00850fe0] Before avformat_find_stream_info() pos: 328 bytes read:864912 seeks:6
[h264 @ 00852300] Increasing reorder buffer to 1
[h264 @ 00852300] no picture
[avi @ 00850fe0] All info found
rfps: 29.666667 0.016451
rfps: 29.750000 0.009253
rfps: 29.833333 0.004113
rfps: 29.916667 0.001028
rfps: 30.000000 0.000000
rfps: 30.083333 0.001028
rfps: 30.166667 0.004113
rfps: 30.250000 0.009253
rfps: 30.333333 0.016451
rfps: 59.666667 0.016451
rfps: 59.750000 0.009253
rfps: 59.833333 0.004113
rfps: 59.916667 0.001028
rfps: 60.000000 0.000000
rfps: 29.970030 0.000133
rfps: 59.940060 0.000532
[avi @ 00850fe0] After avformat_find_stream_info() pos: 2683415 bytes read:3547999 seeks:6 frames:99
Input #0, avi, from 'D:\PAVR_Download\00000000_100214_100959.AVI':
Duration: 00:09:59.70, start: 0.000000, bitrate: 15119 kb/s
Stream #0:0, 41, 1/30: Video: h264 (Main) (H264 / 0x34363248), yuv420p, 1920x1080, 30 fps, 30 tbr, 30 tbn, 60 tbc
Stream #0:1, 58, 1/8000: Audio: aac ([255][0][0][0] / 0x00FF), 44100 Hz, mono, fltp, 64 kb/s
Selected audio track: 1
Selected video track: 0
Selected streams: video = 0 audio = 1
SDK: v1.4 IMPL: SOFTWARE
detected 2 logical cores
[in @ 0085af80] Setting 'time_base' to value '1/90000'
[in @ 0085af80] Setting 'sample_rate' to value '44100'
[in @ 0085af80] Setting 'sample_fmt' to value 's16'
[in @ 0085af80] Setting 'channel_layout' to value '0x3'
[in @ 0085af80] tb:1/90000 samplefmt:s16 samplerate:44100 chlayout:0x3
[Parsed_asetnsamples_0 @ 02daff40] Setting 'n' to value '1024'
[Parsed_asetnsamples_0 @ 02daff40] Setting 'p' to value '1'
[Parsed_asetnsamples_0 @ 02daff40] nb_out_samples:1024 pad:1
[AVFilterGraph @ 02bb0640] query_formats: 3 queried, 6 merged, 0 already done, 0 delayed
Output: srate:44100Hz fmt:s16 chlayout:stereo
Output #0, mp4, to 'D:\PAVR_Download\00000000_100214_100959.mp4':
Metadata:
encoder : Lavf55.33.100
Stream #0:0, 0, 1/15360: Video: h264 ([33][0][0][0] / 0x0021), 720x480, q=2-31, 3000 kb/s, 15360 tbn, 60 tbc
Stream #0:1, 0, 1/44100: Audio: aac (libvo_aacenc) ([64][0][0][0] / 0x0040), 44100 Hz, stereo, s16, 64 kb/s
Input video: AVC
Output video: AVC
MFX dll: d:\QSTranscode.1040\libmfxsw32.dll
Transcoding started
0.707107
0.707107
0.707107
.
.
.
0.707107
0.707107
Transcoding finished
Common transcoding time is 2.02 sec
MFX session 0 transcoding PASSED:
Processing time: 2.02 sec
Number of processed frames: 98
All done...
[AVIOContext @ 008515a0] Statistics: 6585993 bytes read, 7 seeks
49 frames read
98 frames written
[libvo_aacenc @ 02ca72e0] Trying to remove 448 more samples than there are in the queue
[AVIOContext @ 03229300] Statistics: 56 seeks, 214 writeouts
The messages you're seeing are coming from ffmpeg. The # passed to qstranscode on the commandline just indicates which ones you want it to echo out. Anything greater than the number is swallowed. The behavior is function as designed.