6 copyright: Copyright (C) 2003-2011 Ushodaya Enterprises Limited
9 url: http://www.ffmpeg.org/
10 creator: Charles Yates
16 description: Write or stream audio and/or video using FFmpeg
18 - identifier: argument
27 description: This is not the same thing as the ffmpeg -target option!
30 - identifier: mlt_profile
34 Choose a MLT basic video settings preset.
35 This overrides a profile that may have been set elsewhere.
37 # These override the MLT profile
48 - identifier: display_aspect_num
49 title: Display aspect ratio numerator
52 - identifier: display_aspect_den
53 title: Display aspect ratio denominator
56 - identifier: display_ratio
57 title: Display aspect ratio
59 - identifier: sample_aspect_num
60 title: Sample aspect ratio numerator
63 - identifier: sample_aspect_den
64 title: Sample aspect ratio denominator
67 - identifier: progressive
73 - identifier: colorspace
76 description: Set the video colorspace (Y'CbCr only).
81 - identifier: frame_rate_num
82 title: Frame rate numerator
86 - identifier: frame_rate_den
87 title: Frame rate denominator
96 # These are common to all consumers.
97 - identifier: deinterlace_method
107 - identifier: rescale
110 description: Set the pixel interpolation mode.
120 - identifier: frequency
121 title: Audio sample rate
127 - identifier: channels
128 title: Audio channels
133 - identifier: channels.0
134 title: Channels on track 1
136 description: Used to map a bundle of channels to multi-track audio.
140 - identifier: channels.1
141 title: Channels on track 2
143 description: Used to map a bundle of channels to multi-track audio.
147 - identifier: channels.2
148 title: Channels on track 3
150 description: Used to map a bundle of channels to multi-track audio.
154 - identifier: channels.3
155 title: Channels on track 4
157 description: Used to map a bundle of channels to multi-track audio.
161 - identifier: channels.4
162 title: Channels on track 5
164 description: Used to map a bundle of channels to multi-track audio.
168 - identifier: channels.5
169 title: Channels on track 6
171 description: Used to map a bundle of channels to multi-track audio.
175 - identifier: channels.6
176 title: Channels on track 7
178 description: Used to map a bundle of channels to multi-track audio.
182 - identifier: channels.7
183 title: Channels on track 8
185 description: Used to map a bundle of channels to multi-track audio.
190 # These are common to all consumers and affect runtime behavior
191 - identifier: terminate_on_pause
194 description: Disable this for streaming.
199 - identifier: real_time
203 Set the number of processing threads and enable frame-dropping (positive)
204 or disable frame-dropping (negative).
208 - identifier: prefill
211 description: Set the number of frames to buffer before starting actual output.
219 Set the maximum number of frames to buffer - process ahead of the output
225 # These are ffmpeg-compatible aliases to MLT properties
230 This is a ffmpeg-compatible equivalent to the MLT profile and width and height parameters.
237 This is a ffmpeg-compatible equivalent to the MLT profile and other aspect ratio parameters.
238 format: numerator:denominator
239 - identifier: deinterlace
243 This is a ffmpeg-compatible equivalent to the MLT profile and progressive parameter.
250 This is a ffmpeg-compatible equivalent to the MLT profile and frame rate parameters.
253 title: Audio channels
256 This is a ffmpeg-compatible equivalent to the channels parameter.
261 title: Audio sample rate
264 This is a ffmpeg-compatible equivalent to the frequency parameter.
270 # These are other non-AVOption parameters specific to FFmpeg.
271 - identifier: threads
272 title: Encoding threads
282 description: The meaning depends upon the codec.
284 title: Intra DC precision
287 - identifier: muxdelay
290 description: Set the maximum demux-decode delay.
293 - identifier: muxpreload
296 description: Set the initial demux-decode delay.
302 description: Use "list" to see the list of formats.
306 description: Use "list" to see the list of audio codecs.
310 description: Use "list" to see the list of video codecs.
316 title: Audio codec preset
319 title: Video codec preset
325 title: Audio language
327 description: Set the 3-character ISO 639 language code of the current audio stream.
328 - identifier: pix_fmt
332 See 'ffmpeg -pix_fmt list' to see a list of values.
333 Normally, this is not required, but some codecs support multiple pixel
334 formats, especially chroma bit-depth.
336 title: Video quantizer
338 description: Set a fixed video quantizer scale for constant quality VBR output.
342 - identifier: rc_override
345 format: start_frame,end_frame,qscale/...
346 description: This is an override for specific intervals.
350 description: Select the pass number for two-pass encoding.
353 - identifier: passlogfile
354 title: Two-pass log file
361 Normally this is an integer, but you can append a K suffix for convenience.
368 Normally this is an integer, but you can append a K suffix for convenience.