Usage: gdalwarp [--help] [--long-usage] [--help-general]
                [--quiet] [-overwrite] [-of <output_format>]
                [-co <NAME>=<VALUE>]... [-s_srs <srs_def>] [-t_srs <srs_def>]
                [[-srcalpha]|[-nosrcalpha]]
                [-dstalpha] [-tr <xres> <yres>|square] [-ts <width> <height>]
                [-te <xmin> <ymin> <xmax> <ymax>] [-te_srs <srs_def>]
                [-r near|bilinear|cubic|cubicspline|lanczos|average|rms|mode|min|max|med|q1|q3|sum]
                [-ot Byte|Int8|[U]Int{16|32|64}|CInt{16|32}|[C]Float{32|64}]
                <src_dataset_name>... <dst_dataset_name>

Advanced options:
                [-wo <NAME>=<VALUE>]... [-multi] [-s_coord_epoch <epoch>]
                [-t_coord_epoch <epoch>] [-ct <string>]
                [[-tps]|[-rpc]|[-geoloc]]
                [-order <1|2|3>] [-refine_gcps <tolerance> [<minimum_gcps>]]
                [-to <NAME>=<VALUE>]... [-et <err_threshold>]
                [-wm <memory_in_mb>] [-srcnodata "<value>[ <value>]..."]
                [-dstnodata "<value>[ <value>]..."] [-tap]
                [-wt Byte|Int8|[U]Int{16|32|64}|CInt{16|32}|[C]Float{32|64}]
                [-cutline <datasource>|<WKT>] [-cutline_srs <srs_def>]
                [-cwhere <expression>]
                [[-cl <layername>]|[-csql <query>]]
                [-cblend <distance>] [-crop_to_cutline] [-nomd]
                [-cvmd <meta_conflict_value>] [-setci] [-oo <NAME>=<VALUE>]...
                [-doo <NAME>=<VALUE>]... [-ovr <level>|AUTO|AUTO-<n>|NONE]
                [[-vshift]|[-novshiftgrid]]
                [-if <format>]... [-srcband <band>]... [-dstband <band>]...

Note: gdalwarp --long-usage for full help.