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avfilter/vf_lut3d: lut3d, haldclut: add support for commands

This commit is contained in:
Paul B Mahol 2021-02-08 00:53:53 +01:00
parent 5f592136eb
commit 89f78dd0fe
2 changed files with 28 additions and 6 deletions
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8
doc/filters.texi
View File

@ -12814,6 +12814,10 @@ This filter also supports the @ref{framesync} options.
More information about the Hald CLUT can be found on Eskil Steenberg's website
(Hald CLUT author) at @url{http://www.quelsolaar.com/technology/clut.html}.
@subsection Commands
This filter supports the @code{interp} option as @ref{commands}.
@subsection Workflow examples
@subsubsection Hald CLUT video stream
@ -13992,6 +13996,10 @@ Interpolate values using a prism.
@end table
@end table
@subsection Commands
This filter supports the @code{interp} option as @ref{commands}.
@section lumakey
Turn certain luma values into transparency.

26
libavfilter/vf_lut3d.c
View File

@ -102,12 +102,12 @@ typedef struct ThreadData {
#define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM
#define TFLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_RUNTIME_PARAM
#define COMMON_OPTIONS \
{ "interp", "select interpolation mode", OFFSET(interpolation), AV_OPT_TYPE_INT, {.i64=INTERPOLATE_TETRAHEDRAL}, 0, NB_INTERP_MODE-1, FLAGS, "interp_mode" }, \
{ "nearest", "use values from the nearest defined points", 0, AV_OPT_TYPE_CONST, {.i64=INTERPOLATE_NEAREST}, INT_MIN, INT_MAX, FLAGS, "interp_mode" }, \
{ "trilinear", "interpolate values using the 8 points defining a cube", 0, AV_OPT_TYPE_CONST, {.i64=INTERPOLATE_TRILINEAR}, INT_MIN, INT_MAX, FLAGS, "interp_mode" }, \
{ "tetrahedral", "interpolate values using a tetrahedron", 0, AV_OPT_TYPE_CONST, {.i64=INTERPOLATE_TETRAHEDRAL}, INT_MIN, INT_MAX, FLAGS, "interp_mode" }, \
{ "pyramid", "interpolate values using a pyramid", 0, AV_OPT_TYPE_CONST, {.i64=INTERPOLATE_PYRAMID}, INT_MIN, INT_MAX, FLAGS, "interp_mode" }, \
{ "prism", "interpolate values using a prism", 0, AV_OPT_TYPE_CONST, {.i64=INTERPOLATE_PRISM}, INT_MIN, INT_MAX, FLAGS, "interp_mode" }, \
{ "interp", "select interpolation mode", OFFSET(interpolation), AV_OPT_TYPE_INT, {.i64=INTERPOLATE_TETRAHEDRAL}, 0, NB_INTERP_MODE-1, TFLAGS, "interp_mode" }, \
{ "nearest", "use values from the nearest defined points", 0, AV_OPT_TYPE_CONST, {.i64=INTERPOLATE_NEAREST}, 0, 0, TFLAGS, "interp_mode" }, \
{ "trilinear", "interpolate values using the 8 points defining a cube", 0, AV_OPT_TYPE_CONST, {.i64=INTERPOLATE_TRILINEAR}, 0, 0, TFLAGS, "interp_mode" }, \
{ "tetrahedral", "interpolate values using a tetrahedron", 0, AV_OPT_TYPE_CONST, {.i64=INTERPOLATE_TETRAHEDRAL}, 0, 0, TFLAGS, "interp_mode" }, \
{ "pyramid", "interpolate values using a pyramid", 0, AV_OPT_TYPE_CONST, {.i64=INTERPOLATE_PYRAMID}, 0, 0, TFLAGS, "interp_mode" }, \
{ "prism", "interpolate values using a prism", 0, AV_OPT_TYPE_CONST, {.i64=INTERPOLATE_PRISM}, 0, 0, TFLAGS, "interp_mode" }, \
{ NULL }
#define EXPONENT_MASK 0x7F800000
@ -1251,6 +1251,18 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
return ff_filter_frame(outlink, out);
}
static int process_command(AVFilterContext *ctx, const char *cmd, const char *args,
char *res, int res_len, int flags)
{
int ret;
ret = ff_filter_process_command(ctx, cmd, args, res, res_len, flags);
if (ret < 0)
return ret;
return config_input(ctx->inputs[0]);
}
#if CONFIG_LUT3D_FILTER
static const AVOption lut3d_options[] = {
{ "file", "set 3D LUT file name", OFFSET(file), AV_OPT_TYPE_STRING, {.str=NULL}, .flags = FLAGS },
@ -1352,6 +1364,7 @@ AVFilter ff_vf_lut3d = {
.outputs = lut3d_outputs,
.priv_class = &lut3d_class,
.flags = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
.process_command = process_command,
};
#endif
@ -1620,6 +1633,7 @@ AVFilter ff_vf_haldclut = {
.outputs = haldclut_outputs,
.priv_class = &haldclut_class,
.flags = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL | AVFILTER_FLAG_SLICE_THREADS,
.process_command = process_command,
};
#endif