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ffmpeg.wasm-core
Commit 1afab338 authored by Stefano Sabatini's avatar Stefano Sabatini
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Prefix enum var_name symbols with VAR_, to avoid conflicts with already 

defined symbols, in particular should fix compilation in DOS.

Originally committed as revision 25194 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent 921bf9f1
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Showing with 40 additions and 40 deletions
libavfilter/vf_crop.c
View file @ 1afab338
......@@ -46,19 +46,19 @@ static const char *var_names[] = {
};
enum var_name {
E,
PHI,
PI,
IN_W, IW,
IN_H, IH,
OUT_W, OW,
OUT_H, OH,
X,
Y,
N,
POS,
T,
VARS_NB
VAR_E,
VAR_PHI,
VAR_PI,
VAR_IN_W, VAR_IW,
VAR_IN_H, VAR_IH,
VAR_OUT_W, VAR_OW,
VAR_OUT_H, VAR_OH,
VAR_X,
VAR_Y,
VAR_N,
VAR_POS,
VAR_T,
VAR_VARS_NB
};
typedef struct {
......@@ -71,7 +71,7 @@ typedef struct {
int hsub, vsub; ///< chroma subsampling
char x_expr[256], y_expr[256], ow_expr[256], oh_expr[256];
AVExpr *x_pexpr, *y_pexpr; /* parsed expressions for x and y */
double var_values[VARS_NB];
double var_values[VAR_VARS_NB];
} CropContext;
static int query_formats(AVFilterContext *ctx)
......@@ -153,18 +153,18 @@ static int config_input(AVFilterLink *link)
const char *expr;
double res;
crop->var_values[E] = M_E;
crop->var_values[PHI] = M_PHI;
crop->var_values[PI] = M_PI;
crop->var_values[IN_W] = crop->var_values[IW] = ctx->inputs[0]->w;
crop->var_values[IN_H] = crop->var_values[IH] = ctx->inputs[0]->h;
crop->var_values[X] = NAN;
crop->var_values[Y] = NAN;
crop->var_values[OUT_W] = crop->var_values[OW] = NAN;
crop->var_values[OUT_H] = crop->var_values[OH] = NAN;
crop->var_values[N] = 0;
crop->var_values[T] = NAN;
crop->var_values[POS] = NAN;
crop->var_values[VAR_E] = M_E;
crop->var_values[VAR_PHI] = M_PHI;
crop->var_values[VAR_PI] = M_PI;
crop->var_values[VAR_IN_W] = crop->var_values[VAR_IW] = ctx->inputs[0]->w;
crop->var_values[VAR_IN_H] = crop->var_values[VAR_IH] = ctx->inputs[0]->h;
crop->var_values[VAR_X] = NAN;
crop->var_values[VAR_Y] = NAN;
crop->var_values[VAR_OUT_W] = crop->var_values[VAR_OW] = NAN;
crop->var_values[VAR_OUT_H] = crop->var_values[VAR_OH] = NAN;
crop->var_values[VAR_N] = 0;
crop->var_values[VAR_T] = NAN;
crop->var_values[VAR_POS] = NAN;
av_image_fill_max_pixsteps(crop->max_step, NULL, pix_desc);
crop->hsub = av_pix_fmt_descriptors[link->format].log2_chroma_w;
......@@ -173,18 +173,18 @@ static int config_input(AVFilterLink *link)
if ((ret = av_parse_and_eval_expr(&res, (expr = crop->ow_expr),
var_names, crop->var_values,
NULL, NULL, NULL, NULL, NULL, 0, ctx)) < 0) goto fail_expr;
crop->var_values[OUT_W] = crop->var_values[OW] = res;
crop->var_values[VAR_OUT_W] = crop->var_values[VAR_OW] = res;
if ((ret = av_parse_and_eval_expr(&res, (expr = crop->oh_expr),
var_names, crop->var_values,
NULL, NULL, NULL, NULL, NULL, 0, ctx)) < 0) goto fail_expr;
crop->var_values[OUT_H] = crop->var_values[OH] = res;
crop->var_values[VAR_OUT_H] = crop->var_values[VAR_OH] = res;
/* evaluate again ow as it may depend on oh */
if ((ret = av_parse_and_eval_expr(&res, (expr = crop->ow_expr),
var_names, crop->var_values,
NULL, NULL, NULL, NULL, NULL, 0, ctx)) < 0) goto fail_expr;
crop->var_values[OUT_W] = crop->var_values[OW] = res;
if (normalize_double(&crop->w, crop->var_values[OUT_W]) < 0 ||
normalize_double(&crop->h, crop->var_values[OUT_H]) < 0) {
crop->var_values[VAR_OUT_W] = crop->var_values[VAR_OW] = res;
if (normalize_double(&crop->w, crop->var_values[VAR_OUT_W]) < 0 ||
normalize_double(&crop->h, crop->var_values[VAR_OUT_H]) < 0) {
av_log(ctx, AV_LOG_ERROR,
"Too big value or invalid expression for out_w/ow or out_h/oh. "
"Maybe the expression for out_w:'%s' or for out_h:'%s' is self-referencing.\n",
......@@ -241,14 +241,14 @@ static void start_frame(AVFilterLink *link, AVFilterBufferRef *picref)
picref->video->h = crop->h;
/* FIXME: when the TB will be settable */
crop->var_values[T] = picref->pts == AV_NOPTS_VALUE ? NAN : (double)picref->pts / AV_TIME_BASE;
crop->var_values[POS] = picref->pos == -1 ? NAN : picref->pos;
crop->var_values[X] = av_eval_expr(crop->x_pexpr, crop->var_values, NULL);
crop->var_values[Y] = av_eval_expr(crop->y_pexpr, crop->var_values, NULL);
crop->var_values[X] = av_eval_expr(crop->x_pexpr, crop->var_values, NULL);
crop->var_values[VAR_T] = picref->pts == AV_NOPTS_VALUE ? NAN : (double)picref->pts / AV_TIME_BASE;
crop->var_values[VAR_POS] = picref->pos == -1 ? NAN : picref->pos;
crop->var_values[VAR_X] = av_eval_expr(crop->x_pexpr, crop->var_values, NULL);
crop->var_values[VAR_Y] = av_eval_expr(crop->y_pexpr, crop->var_values, NULL);
crop->var_values[VAR_X] = av_eval_expr(crop->x_pexpr, crop->var_values, NULL);
normalize_double(&crop->x, crop->var_values[X]);
normalize_double(&crop->y, crop->var_values[Y]);
normalize_double(&crop->x, crop->var_values[VAR_X]);
normalize_double(&crop->y, crop->var_values[VAR_Y]);
if (crop->x < 0) crop->x = 0;
if (crop->y < 0) crop->y = 0;
......@@ -259,7 +259,7 @@ static void start_frame(AVFilterLink *link, AVFilterBufferRef *picref)
av_log(ctx, AV_LOG_DEBUG,
"n:%d t:%f x:%d y:%d x+w:%d y+h:%d\n",
(int)crop->var_values[N], crop->var_values[T], crop->x, crop->y, crop->x+crop->w, crop->y+crop->h);
(int)crop->var_values[VAR_N], crop->var_values[VAR_T], crop->x, crop->y, crop->x+crop->w, crop->y+crop->h);
ref2->data[0] += crop->y * ref2->linesize[0];
ref2->data[0] += crop->x * crop->max_step[0];
......@@ -304,7 +304,7 @@ static void end_frame(AVFilterLink *link)
{
CropContext *crop = link->dst->priv;
crop->var_values[N] += 1.0;
crop->var_values[VAR_N] += 1.0;
avfilter_unref_buffer(link->cur_buf);
avfilter_end_frame(link->dst->outputs[0]);
}
......
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