af_channelmap: cosmetics, use an extra local variable to shorten the code

This commit is contained in:
Anton Khirnov 2013-04-14 12:10:50 +02:00
parent aafed1175d
commit c0771a1ac6
1 changed files with 8 additions and 7 deletions

View File

@ -362,24 +362,25 @@ static int channelmap_config_input(AVFilterLink *inlink)
char layout_name[256]; char layout_name[256];
for (i = 0; i < s->nch; i++) { for (i = 0; i < s->nch; i++) {
struct ChannelMap *m = &s->map[i];
if (s->mode == MAP_PAIR_STR_INT || s->mode == MAP_PAIR_STR_STR) { 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( m->in_channel_idx = av_get_channel_layout_channel_index(
inlink->channel_layout, s->map[i].in_channel); inlink->channel_layout, m->in_channel);
} }
if (s->map[i].in_channel_idx < 0 || if (m->in_channel_idx < 0 || m->in_channel_idx >= nb_channels) {
s->map[i].in_channel_idx >= nb_channels) {
av_get_channel_layout_string(layout_name, sizeof(layout_name), av_get_channel_layout_string(layout_name, sizeof(layout_name),
0, inlink->channel_layout); 0, inlink->channel_layout);
if (s->map[i].in_channel) { if (m->in_channel) {
channel_name = av_get_channel_name(s->map[i].in_channel); channel_name = av_get_channel_name(m->in_channel);
av_log(ctx, AV_LOG_ERROR, av_log(ctx, AV_LOG_ERROR,
"input channel '%s' not available from input layout '%s'\n", "input channel '%s' not available from input layout '%s'\n",
channel_name, layout_name); channel_name, layout_name);
} else { } else {
av_log(ctx, AV_LOG_ERROR, av_log(ctx, AV_LOG_ERROR,
"input channel #%d not available from input layout '%s'\n", "input channel #%d not available from input layout '%s'\n",
s->map[i].in_channel_idx, layout_name); m->in_channel_idx, layout_name);
} }
err = AVERROR(EINVAL); err = AVERROR(EINVAL);
} }