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Code Issues Releases Activity

af_compand: replace strtok_r() with av_get_token()

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This commit is contained in:
Anton Khirnov 2014-02-26 22:37:06 +01:00
parent fb3b2f5d92
commit bc6461c286
2 changed files with 24 additions and 9 deletions
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1
configure vendored
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@ -2015,7 +2015,6 @@ unix_protocol_select="network"
# filters
blackframe_filter_deps="gpl"
boxblur_filter_deps="gpl"
compand_filter_deps="strtok_r"
cropdetect_filter_deps="gpl"
delogo_filter_deps="gpl"
drawtext_filter_deps="libfreetype"

32
libavfilter/af_compand.c
View File

@ -29,6 +29,7 @@
#include <string.h>
#include "libavutil/avstring.h"
#include "libavutil/channel_layout.h"
#include "libavutil/common.h"
#include "libavutil/mathematics.h"
@ -330,7 +331,7 @@ static int config_output(AVFilterLink *outlink)
CompandContext *s = ctx->priv;
const int sample_rate = outlink->sample_rate;
double radius = s->curve_dB * M_LN10 / 20.0;
char *p, *saveptr = NULL;
const char *p;
const int channels =
av_get_channel_layout_nb_channels(outlink->channel_layout);
int nb_attacks, nb_decays, nb_points;
@ -368,25 +369,34 @@ static int config_output(AVFilterLink *outlink)
p = s->attacks;
for (i = 0, new_nb_items = 0; i < nb_attacks; i++) {
char *tstr = strtok_r(p, "|", &saveptr);
p = NULL;
char *tstr = av_get_token(&p, "|");
if (!tstr)
return AVERROR(ENOMEM);
new_nb_items += sscanf(tstr, "%f", &s->channels[i].attack) == 1;
av_freep(&tstr);
if (s->channels[i].attack < 0) {
uninit(ctx);
return AVERROR(EINVAL);
}
if (*p)
p++;
}
nb_attacks = new_nb_items;
p = s->decays;
for (i = 0, new_nb_items = 0; i < nb_decays; i++) {
char *tstr = strtok_r(p, "|", &saveptr);
p = NULL;
char *tstr = av_get_token(&p, "|");
if (!tstr)
return AVERROR(ENOMEM);
new_nb_items += sscanf(tstr, "%f", &s->channels[i].decay) == 1;
av_freep(&tstr);
if (s->channels[i].decay < 0) {
uninit(ctx);
return AVERROR(EINVAL);
}
if (*p)
p++;
}
nb_decays = new_nb_items;
@ -401,9 +411,13 @@ static int config_output(AVFilterLink *outlink)
#define S(x) s->segments[2 * ((x) + 1)]
p = s->points;
for (i = 0, new_nb_items = 0; i < nb_points; i++) {
char *tstr = strtok_r(p, "|", &saveptr);
p = NULL;
if (sscanf(tstr, "%f/%f", &S(i).x, &S(i).y) != 2) {
char *tstr = av_get_token(&p, "|");
if (!tstr)
return AVERROR(ENOMEM);
err = sscanf(tstr, "%f/%f", &S(i).x, &S(i).y);
av_freep(&tstr);
if (err != 2) {
av_log(ctx, AV_LOG_ERROR,
"Invalid and/or missing input/output value.\n");
uninit(ctx);
@ -418,6 +432,8 @@ static int config_output(AVFilterLink *outlink)
S(i).y -= S(i).x;
av_log(ctx, AV_LOG_DEBUG, "%d: x=%f y=%f\n", i, S(i).x, S(i).y);
new_nb_items++;
if (*p)
p++;
}
num = new_nb_items;