From 5f592136ebea1c67e7a3217d03ae01db4534c3f6 Mon Sep 17 00:00:00 2001 From: Paul B Mahol Date: Sun, 7 Feb 2021 22:39:25 +0100 Subject: avfilter/vf_lut2: add support for commands --- libavfilter/vf_lut2.c | 33 ++++++++++++++++++++++++--------- 1 file changed, 24 insertions(+), 9 deletions(-) (limited to 'libavfilter') diff --git a/libavfilter/vf_lut2.c b/libavfilter/vf_lut2.c index 1f8bc5d75c..8de8e11fc0 100644 --- a/libavfilter/vf_lut2.c +++ b/libavfilter/vf_lut2.c @@ -79,12 +79,13 @@ typedef struct ThreadData { #define OFFSET(x) offsetof(LUT2Context, x) #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 static const AVOption options[] = { - { "c0", "set component #0 expression", OFFSET(comp_expr_str[0]), AV_OPT_TYPE_STRING, { .str = "x" }, .flags = FLAGS }, - { "c1", "set component #1 expression", OFFSET(comp_expr_str[1]), AV_OPT_TYPE_STRING, { .str = "x" }, .flags = FLAGS }, - { "c2", "set component #2 expression", OFFSET(comp_expr_str[2]), AV_OPT_TYPE_STRING, { .str = "x" }, .flags = FLAGS }, - { "c3", "set component #3 expression", OFFSET(comp_expr_str[3]), AV_OPT_TYPE_STRING, { .str = "x" }, .flags = FLAGS }, + { "c0", "set component #0 expression", OFFSET(comp_expr_str[0]), AV_OPT_TYPE_STRING, { .str = "x" }, .flags = TFLAGS }, + { "c1", "set component #1 expression", OFFSET(comp_expr_str[1]), AV_OPT_TYPE_STRING, { .str = "x" }, .flags = TFLAGS }, + { "c2", "set component #2 expression", OFFSET(comp_expr_str[2]), AV_OPT_TYPE_STRING, { .str = "x" }, .flags = TFLAGS }, + { "c3", "set component #3 expression", OFFSET(comp_expr_str[3]), AV_OPT_TYPE_STRING, { .str = "x" }, .flags = TFLAGS }, { "d", "set output depth", OFFSET(odepth), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 16, .flags = FLAGS }, { NULL } }; @@ -353,7 +354,8 @@ static int config_output(AVFilterLink *outlink) } for (p = 0; p < s->nb_planes; p++) { - s->lut[p] = av_malloc_array(1 << s->depth, sizeof(uint16_t)); + if (!s->lut[p]) + s->lut[p] = av_malloc_array(1 << s->depth, sizeof(uint16_t)); if (!s->lut[p]) return AVERROR(ENOMEM); } @@ -543,6 +545,17 @@ static const AVFilterPad outputs[] = { { NULL } }; +static int process_command(AVFilterContext *ctx, const char *cmd, const char *args, + char *res, int res_len, int flags) +{ + int ret = ff_filter_process_command(ctx, cmd, args, res, res_len, flags); + + if (ret < 0) + return ret; + + return config_output(ctx->outputs[0]); +} + #define lut2_options options FRAMESYNC_DEFINE_CLASS(lut2, LUT2Context, fs); @@ -560,6 +573,7 @@ AVFilter ff_vf_lut2 = { .outputs = outputs, .flags = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL | AVFILTER_FLAG_SLICE_THREADS, + .process_command = process_command, }; #if CONFIG_TLUT2_FILTER @@ -610,10 +624,10 @@ static int tlut2_filter_frame(AVFilterLink *inlink, AVFrame *frame) } static const AVOption tlut2_options[] = { - { "c0", "set component #0 expression", OFFSET(comp_expr_str[0]), AV_OPT_TYPE_STRING, { .str = "x" }, .flags = FLAGS }, - { "c1", "set component #1 expression", OFFSET(comp_expr_str[1]), AV_OPT_TYPE_STRING, { .str = "x" }, .flags = FLAGS }, - { "c2", "set component #2 expression", OFFSET(comp_expr_str[2]), AV_OPT_TYPE_STRING, { .str = "x" }, .flags = FLAGS }, - { "c3", "set component #3 expression", OFFSET(comp_expr_str[3]), AV_OPT_TYPE_STRING, { .str = "x" }, .flags = FLAGS }, + { "c0", "set component #0 expression", OFFSET(comp_expr_str[0]), AV_OPT_TYPE_STRING, { .str = "x" }, .flags = TFLAGS }, + { "c1", "set component #1 expression", OFFSET(comp_expr_str[1]), AV_OPT_TYPE_STRING, { .str = "x" }, .flags = TFLAGS }, + { "c2", "set component #2 expression", OFFSET(comp_expr_str[2]), AV_OPT_TYPE_STRING, { .str = "x" }, .flags = TFLAGS }, + { "c3", "set component #3 expression", OFFSET(comp_expr_str[3]), AV_OPT_TYPE_STRING, { .str = "x" }, .flags = TFLAGS }, { NULL } }; @@ -650,6 +664,7 @@ AVFilter ff_vf_tlut2 = { .outputs = tlut2_outputs, .flags = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL | AVFILTER_FLAG_SLICE_THREADS, + .process_command = process_command, }; #endif -- cgit v1.2.3