Commit 74e86d31 authored by Michael Niedermayer's avatar Michael Niedermayer

Merge commit 'aafed117'

* commit 'aafed117':
  af_channelmap: sanity check input channel indices in all cases.
Merged-by: 's avatarMichael Niedermayer <michaelni@gmx.at>
parents b7252025 aafed117
......@@ -357,23 +357,32 @@ static int channelmap_config_input(AVFilterLink *inlink)
{
AVFilterContext *ctx = inlink->dst;
ChannelMapContext *s = ctx->priv;
int nb_channels = av_get_channel_layout_nb_channels(inlink->channel_layout);
int i, err = 0;
const char *channel_name;
char layout_name[256];
if (s->mode == MAP_PAIR_STR_INT || s->mode == MAP_PAIR_STR_STR) {
for (i = 0; i < s->nch; i++) {
for (i = 0; i < s->nch; i++) {
if (s->mode == MAP_PAIR_STR_INT || s->mode == MAP_PAIR_STR_STR) {
s->map[i].in_channel_idx = av_get_channel_layout_channel_index(
inlink->channel_layout, s->map[i].in_channel);
if (s->map[i].in_channel_idx < 0) {
}
if (s->map[i].in_channel_idx < 0 ||
s->map[i].in_channel_idx >= nb_channels) {
av_get_channel_layout_string(layout_name, sizeof(layout_name),
0, inlink->channel_layout);
if (s->map[i].in_channel) {
channel_name = av_get_channel_name(s->map[i].in_channel);
av_get_channel_layout_string(layout_name, sizeof(layout_name),
0, inlink->channel_layout);
av_log(ctx, AV_LOG_ERROR,
"input channel '%s' not available from input layout '%s'\n",
channel_name, layout_name);
err = AVERROR(EINVAL);
} else {
av_log(ctx, AV_LOG_ERROR,
"input channel #%d not available from input layout '%s'\n",
s->map[i].in_channel_idx, layout_name);
}
err = AVERROR(EINVAL);
}
}
......
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