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vf_frei0r: use the name 's' for the pointer to the private context

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This is shorter and consistent across filters.
This commit is contained in:
Anton Khirnov 2013-03-18 20:44:36 +01:00
parent cbec213a90
commit f6b6d6ac42
1 changed files with 65 additions and 65 deletions
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130
libavfilter/vf_frei0r.c
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@ -78,8 +78,8 @@ typedef struct Frei0rContext {
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);
return sym;
@ -87,7 +87,7 @@ static void *load_sym(AVFilterContext *ctx, const char *sym_name)
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;
@ -125,7 +125,7 @@ static int set_param(AVFilterContext *ctx, f0r_param_info_t info, int index, cha
break;
}
frei0r->set_param_value(frei0r->instance, &val, index);
s->set_param_value(s->instance, &val, index);
return 0;
fail:
@ -136,15 +136,15 @@ fail:
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(&params, "|")))
@ -177,27 +177,27 @@ static int set_params(AVFilterContext *ctx, const char *params)
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);
s->get_param_value(s->instance, v, i);
av_log(ctx, AV_LOG_DEBUG, "'%s'\n", s);
break;
}
@ -220,7 +220,7 @@ static void *load_path(AVFilterContext *ctx, const char *prefix, const char *nam
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;
@ -235,33 +235,33 @@ static av_cold int frei0r_init(AVFilterContext *ctx,
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))
if (s->dl_handle = load_path(ctx, p, dl_name))
break;
av_free(path);
}
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) {
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) {
@ -269,8 +269,8 @@ static av_cold int frei0r_init(AVFilterContext *ctx,
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",
@ -295,44 +295,44 @@ static av_cold int frei0r_init(AVFilterContext *ctx,
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;
Frei0rContext *s = ctx->priv;
if (frei0r->destruct && frei0r->instance)
frei0r->destruct(frei0r->instance);
if (frei0r->deinit)
frei0r->deinit();
if (frei0r->dl_handle)
dlclose(frei0r->dl_handle);
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))) {
if (!(s->instance = s->construct(inlink->w, inlink->h))) {
av_log(ctx, AV_LOG_ERROR, "Impossible to load frei0r instance");
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[] = {
@ -350,7 +350,7 @@ static int query_formats(AVFilterContext *ctx)
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;
@ -361,7 +361,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
}
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]);
@ -421,56 +421,56 @@ AVFilter avfilter_vf_frei0r = {
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;
outlink->w = s->w;
outlink->h = s->h;
outlink->time_base = s->time_base;
if (!(frei0r->instance = frei0r->construct(outlink->w, outlink->h))) {
if (!(s->instance = s->construct(outlink->w, outlink->h))) {
av_log(ctx, AV_LOG_ERROR, "Impossible to load frei0r instance");
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);