* frei0r wrapper
*/
-/* #define DEBUG */
-
#include <dlfcn.h>
#include <frei0r.h>
#include <stdio.h>
static void *load_sym(AVFilterContext *ctx, const char *sym_name)
{
- Frei0rContext *frei0r = ctx->priv;
- void *sym = dlsym(frei0r->dl_handle, sym_name);
+ Frei0rContext *s = ctx->priv;
+ void *sym = dlsym(s->dl_handle, sym_name);
if (!sym)
- av_log(ctx, AV_LOG_ERROR, "Could not find symbol '%s' in loaded module\n", sym_name);
+ av_log(ctx, AV_LOG_ERROR, "Could not find symbol '%s' in loaded module.\n", sym_name);
return sym;
}
static int set_param(AVFilterContext *ctx, f0r_param_info_t info, int index, char *param)
{
- Frei0rContext *frei0r = ctx->priv;
+ Frei0rContext *s = ctx->priv;
union {
double d;
f0r_param_color_t col;
break;
}
- frei0r->set_param_value(frei0r->instance, &val, index);
+ s->set_param_value(s->instance, &val, index);
return 0;
fail:
- av_log(ctx, AV_LOG_ERROR, "Invalid value '%s' for parameter '%s'\n",
+ av_log(ctx, AV_LOG_ERROR, "Invalid value '%s' for parameter '%s'.\n",
param, info.name);
return AVERROR(EINVAL);
}
static int set_params(AVFilterContext *ctx, const char *params)
{
- Frei0rContext *frei0r = ctx->priv;
+ Frei0rContext *s = ctx->priv;
int i;
- for (i = 0; i < frei0r->plugin_info.num_params; i++) {
+ for (i = 0; i < s->plugin_info.num_params; i++) {
f0r_param_info_t info;
char *param;
int ret;
- frei0r->get_param_info(&info, i);
+ s->get_param_info(&info, i);
if (*params) {
if (!(param = av_get_token(¶ms, "|")))
return AVERROR(ENOMEM);
- params++; /* skip ':' */
+ if (*params)
+ params++; /* skip ':' */
ret = set_param(ctx, info, i, param);
av_free(param);
if (ret < 0)
case F0R_PARAM_BOOL:
v = &d;
- frei0r->get_param_value(frei0r->instance, v, i);
+ s->get_param_value(s->instance, v, i);
av_log(ctx, AV_LOG_DEBUG, "%s", d >= 0.5 && d <= 1.0 ? "y" : "n");
break;
case F0R_PARAM_DOUBLE:
v = &d;
- frei0r->get_param_value(frei0r->instance, v, i);
+ s->get_param_value(s->instance, v, i);
av_log(ctx, AV_LOG_DEBUG, "%f", d);
break;
case F0R_PARAM_COLOR:
v = &col;
- frei0r->get_param_value(frei0r->instance, v, i);
+ s->get_param_value(s->instance, v, i);
av_log(ctx, AV_LOG_DEBUG, "%f/%f/%f", col.r, col.g, col.b);
break;
case F0R_PARAM_POSITION:
v = &pos;
- frei0r->get_param_value(frei0r->instance, v, i);
+ s->get_param_value(s->instance, v, i);
av_log(ctx, AV_LOG_DEBUG, "%f/%f", pos.x, pos.y);
break;
default: /* F0R_PARAM_STRING */
v = s;
- frei0r->get_param_value(frei0r->instance, v, i);
- av_log(ctx, AV_LOG_DEBUG, "'%s'\n", s);
+ s->get_param_value(s->instance, v, i);
+ av_log(ctx, AV_LOG_DEBUG, "'%s'", s);
break;
}
#endif
- av_log(ctx, AV_LOG_VERBOSE, "\n");
+ av_log(ctx, AV_LOG_VERBOSE, ".\n");
}
return 0;
char path[1024];
snprintf(path, sizeof(path), "%s%s%s", prefix, name, SLIBSUF);
- av_log(ctx, AV_LOG_DEBUG, "Looking for frei0r effect in '%s'\n", path);
+ av_log(ctx, AV_LOG_DEBUG, "Looking for frei0r effect in '%s'.\n", path);
return dlopen(path, RTLD_NOW|RTLD_LOCAL);
}
static av_cold int frei0r_init(AVFilterContext *ctx,
const char *dl_name, int type)
{
- Frei0rContext *frei0r = ctx->priv;
+ Frei0rContext *s = ctx->priv;
f0r_init_f f0r_init;
f0r_get_plugin_info_f f0r_get_plugin_info;
f0r_plugin_info_t *pi;
}
/* see: http://piksel.org/frei0r/1.2/spec/1.2/spec/group__pluglocations.html */
- if ((path = av_strdup(getenv("FREI0R_PATH")))) {
- char *p, *ptr = NULL;
- for (p = path; p = strtok_r(p, ":", &ptr); p = NULL)
- if (frei0r->dl_handle = load_path(ctx, p, dl_name))
- break;
- av_free(path);
+ if (path = getenv("FREI0R_PATH")) {
+ while(*path) {
+ char *ptr = av_get_token((const char **)&path, ":");
+ if (!ptr)
+ return AVERROR(ENOMEM);
+ s->dl_handle = load_path(ctx, ptr, dl_name);
+ av_freep(&ptr);
+ if (s->dl_handle)
+ break; /* found */
+ if (*path)
+ path++; /* skip ':' */
+ }
}
- if (!frei0r->dl_handle && (path = getenv("HOME"))) {
+ if (!s->dl_handle && (path = getenv("HOME"))) {
char prefix[1024];
snprintf(prefix, sizeof(prefix), "%s/.frei0r-1/lib/", path);
- frei0r->dl_handle = load_path(ctx, prefix, dl_name);
+ s->dl_handle = load_path(ctx, prefix, dl_name);
}
- if (!frei0r->dl_handle)
- frei0r->dl_handle = load_path(ctx, "/usr/local/lib/frei0r-1/", dl_name);
- if (!frei0r->dl_handle)
- frei0r->dl_handle = load_path(ctx, "/usr/lib/frei0r-1/", dl_name);
- if (!frei0r->dl_handle) {
- av_log(ctx, AV_LOG_ERROR, "Could not find module '%s'\n", dl_name);
+ if (!s->dl_handle)
+ s->dl_handle = load_path(ctx, "/usr/local/lib/frei0r-1/", dl_name);
+ if (!s->dl_handle)
+ s->dl_handle = load_path(ctx, "/usr/lib/frei0r-1/", dl_name);
+ if (!s->dl_handle) {
+ av_log(ctx, AV_LOG_ERROR, "Could not find module '%s'.\n", dl_name);
return AVERROR(EINVAL);
}
if (!(f0r_init = load_sym(ctx, "f0r_init" )) ||
!(f0r_get_plugin_info = load_sym(ctx, "f0r_get_plugin_info")) ||
- !(frei0r->get_param_info = load_sym(ctx, "f0r_get_param_info" )) ||
- !(frei0r->get_param_value = load_sym(ctx, "f0r_get_param_value")) ||
- !(frei0r->set_param_value = load_sym(ctx, "f0r_set_param_value")) ||
- !(frei0r->update = load_sym(ctx, "f0r_update" )) ||
- !(frei0r->construct = load_sym(ctx, "f0r_construct" )) ||
- !(frei0r->destruct = load_sym(ctx, "f0r_destruct" )) ||
- !(frei0r->deinit = load_sym(ctx, "f0r_deinit" )))
+ !(s->get_param_info = load_sym(ctx, "f0r_get_param_info" )) ||
+ !(s->get_param_value = load_sym(ctx, "f0r_get_param_value")) ||
+ !(s->set_param_value = load_sym(ctx, "f0r_set_param_value")) ||
+ !(s->update = load_sym(ctx, "f0r_update" )) ||
+ !(s->construct = load_sym(ctx, "f0r_construct" )) ||
+ !(s->destruct = load_sym(ctx, "f0r_destruct" )) ||
+ !(s->deinit = load_sym(ctx, "f0r_deinit" )))
return AVERROR(EINVAL);
if (f0r_init() < 0) {
- av_log(ctx, AV_LOG_ERROR, "Could not init the frei0r module");
+ av_log(ctx, AV_LOG_ERROR, "Could not init the frei0r module.\n");
return AVERROR(EINVAL);
}
- f0r_get_plugin_info(&frei0r->plugin_info);
- pi = &frei0r->plugin_info;
+ f0r_get_plugin_info(&s->plugin_info);
+ pi = &s->plugin_info;
if (pi->plugin_type != type) {
av_log(ctx, AV_LOG_ERROR,
- "Invalid type '%s' for the plugin\n",
+ "Invalid type '%s' for this plugin\n",
pi->plugin_type == F0R_PLUGIN_TYPE_FILTER ? "filter" :
pi->plugin_type == F0R_PLUGIN_TYPE_SOURCE ? "source" :
pi->plugin_type == F0R_PLUGIN_TYPE_MIXER2 ? "mixer2" :
static av_cold int filter_init(AVFilterContext *ctx)
{
- Frei0rContext *frei0r = ctx->priv;
+ Frei0rContext *s = ctx->priv;
- return frei0r_init(ctx, frei0r->dl_name, F0R_PLUGIN_TYPE_FILTER);
+ return frei0r_init(ctx, s->dl_name, F0R_PLUGIN_TYPE_FILTER);
}
static av_cold void uninit(AVFilterContext *ctx)
{
- Frei0rContext *frei0r = ctx->priv;
-
- if (frei0r->destruct && frei0r->instance)
- frei0r->destruct(frei0r->instance);
- if (frei0r->deinit)
- frei0r->deinit();
- if (frei0r->dl_handle)
- dlclose(frei0r->dl_handle);
+ Frei0rContext *s = ctx->priv;
+
+ if (s->destruct && s->instance)
+ s->destruct(s->instance);
+ if (s->deinit)
+ s->deinit();
+ if (s->dl_handle)
+ dlclose(s->dl_handle);
}
static int config_input_props(AVFilterLink *inlink)
{
AVFilterContext *ctx = inlink->dst;
- Frei0rContext *frei0r = ctx->priv;
+ Frei0rContext *s = ctx->priv;
- if (!(frei0r->instance = frei0r->construct(inlink->w, inlink->h))) {
- av_log(ctx, AV_LOG_ERROR, "Impossible to load frei0r instance");
+ if (s->destruct && s->instance)
+ s->destruct(s->instance);
+ if (!(s->instance = s->construct(inlink->w, inlink->h))) {
+ av_log(ctx, AV_LOG_ERROR, "Impossible to load frei0r instance.\n");
return AVERROR(EINVAL);
}
- return set_params(ctx, frei0r->params);
+ return set_params(ctx, s->params);
}
static int query_formats(AVFilterContext *ctx)
{
- Frei0rContext *frei0r = ctx->priv;
+ Frei0rContext *s = ctx->priv;
AVFilterFormats *formats = NULL;
- if (frei0r->plugin_info.color_model == F0R_COLOR_MODEL_BGRA8888) {
+ if (s->plugin_info.color_model == F0R_COLOR_MODEL_BGRA8888) {
ff_add_format(&formats, AV_PIX_FMT_BGRA);
- } else if (frei0r->plugin_info.color_model == F0R_COLOR_MODEL_RGBA8888) {
+ } else if (s->plugin_info.color_model == F0R_COLOR_MODEL_RGBA8888) {
ff_add_format(&formats, AV_PIX_FMT_RGBA);
} else { /* F0R_COLOR_MODEL_PACKED32 */
static const enum AVPixelFormat pix_fmts[] = {
static int filter_frame(AVFilterLink *inlink, AVFrame *in)
{
- Frei0rContext *frei0r = inlink->dst->priv;
+ Frei0rContext *s = inlink->dst->priv;
AVFilterLink *outlink = inlink->dst->outputs[0];
AVFrame *out;
}
av_frame_copy_props(out, in);
- frei0r->update(frei0r->instance, in->pts * av_q2d(inlink->time_base) * 1000,
+ s->update(s->instance, in->pts * av_q2d(inlink->time_base) * 1000,
(const uint32_t *)in->data[0],
(uint32_t *)out->data[0]);
{ NULL }
};
-AVFilter avfilter_vf_frei0r = {
+AVFilter ff_vf_frei0r = {
.name = "frei0r",
.description = NULL_IF_CONFIG_SMALL("Apply a frei0r effect."),
static av_cold int source_init(AVFilterContext *ctx)
{
- Frei0rContext *frei0r = ctx->priv;
+ Frei0rContext *s = ctx->priv;
AVRational frame_rate_q;
- if (av_parse_video_size(&frei0r->w, &frei0r->h, frei0r->size) < 0) {
- av_log(ctx, AV_LOG_ERROR, "Invalid frame size: '%s'\n", frei0r->size);
+ if (av_parse_video_size(&s->w, &s->h, s->size) < 0) {
+ av_log(ctx, AV_LOG_ERROR, "Invalid frame size: '%s'.\n", s->size);
return AVERROR(EINVAL);
}
- if (av_parse_video_rate(&frame_rate_q, frei0r->framerate) < 0 ||
+ if (av_parse_video_rate(&frame_rate_q, s->framerate) < 0 ||
frame_rate_q.den <= 0 || frame_rate_q.num <= 0) {
- av_log(ctx, AV_LOG_ERROR, "Invalid frame rate: '%s'\n", frei0r->framerate);
+ av_log(ctx, AV_LOG_ERROR, "Invalid frame rate: '%s'.\n", s->framerate);
return AVERROR(EINVAL);
}
- frei0r->time_base.num = frame_rate_q.den;
- frei0r->time_base.den = frame_rate_q.num;
+ s->time_base.num = frame_rate_q.den;
+ s->time_base.den = frame_rate_q.num;
- return frei0r_init(ctx, frei0r->dl_name, F0R_PLUGIN_TYPE_SOURCE);
+ return frei0r_init(ctx, s->dl_name, F0R_PLUGIN_TYPE_SOURCE);
}
static int source_config_props(AVFilterLink *outlink)
{
AVFilterContext *ctx = outlink->src;
- Frei0rContext *frei0r = ctx->priv;
+ Frei0rContext *s = ctx->priv;
- if (av_image_check_size(frei0r->w, frei0r->h, 0, ctx) < 0)
+ if (av_image_check_size(s->w, s->h, 0, ctx) < 0)
return AVERROR(EINVAL);
- outlink->w = frei0r->w;
- outlink->h = frei0r->h;
- outlink->time_base = frei0r->time_base;
-
- if (!(frei0r->instance = frei0r->construct(outlink->w, outlink->h))) {
- av_log(ctx, AV_LOG_ERROR, "Impossible to load frei0r instance");
+ outlink->w = s->w;
+ outlink->h = s->h;
+ outlink->time_base = s->time_base;
+ outlink->frame_rate = av_inv_q(s->time_base);
+
+ if (s->destruct && s->instance)
+ s->destruct(s->instance);
+ if (!(s->instance = s->construct(outlink->w, outlink->h))) {
+ av_log(ctx, AV_LOG_ERROR, "Impossible to load frei0r instance.\n");
+ return AVERROR(EINVAL);
+ }
+ if (!s->params) {
+ av_log(ctx, AV_LOG_ERROR, "frei0r filter parameters not set.\n");
return AVERROR(EINVAL);
}
- return set_params(ctx, frei0r->params);
+ return set_params(ctx, s->params);
}
static int source_request_frame(AVFilterLink *outlink)
{
- Frei0rContext *frei0r = outlink->src->priv;
+ Frei0rContext *s = outlink->src->priv;
AVFrame *frame = ff_get_video_buffer(outlink, outlink->w, outlink->h);
if (!frame)
return AVERROR(ENOMEM);
frame->sample_aspect_ratio = (AVRational) {1, 1};
- frame->pts = frei0r->pts++;
+ frame->pts = s->pts++;
- frei0r->update(frei0r->instance, av_rescale_q(frame->pts, frei0r->time_base, (AVRational){1,1000}),
+ s->update(s->instance, av_rescale_q(frame->pts, s->time_base, (AVRational){1,1000}),
NULL, (uint32_t *)frame->data[0]);
return ff_filter_frame(outlink, frame);
{ NULL }
};
-AVFilter avfilter_vsrc_frei0r_src = {
+AVFilter ff_vsrc_frei0r_src = {
.name = "frei0r_src",
.description = NULL_IF_CONFIG_SMALL("Generate a frei0r source."),
projects / ffmpeg / blobdiff