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audioconvert: consistent use of FF_ARRAY_ELEMS for channel_layout_map.

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This commit is contained in:
Clément Bœsch 2012-02-14 12:07:31 +01:00 committed by Clément Bœsch
parent c980be9e3a
commit 95317821ea
1 changed files with 3 additions and 4 deletions
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7
libavutil/audioconvert.c
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@ -74,7 +74,6 @@ static const struct {
{ "7.1", 8, AV_CH_LAYOUT_7POINT1 },
{ "7.1(wide)", 8, AV_CH_LAYOUT_7POINT1_WIDE },
{ "downmix", 2, AV_CH_LAYOUT_STEREO_DOWNMIX, },
{ 0 }
};
static uint64_t get_channel_layout_single(const char *name, int name_len)
@ -83,7 +82,7 @@ static uint64_t get_channel_layout_single(const char *name, int name_len)
char *end;
int64_t layout;
for (i = 0; i < FF_ARRAY_ELEMS(channel_layout_map) - 1; i++) {
for (i = 0; i < FF_ARRAY_ELEMS(channel_layout_map); i++) {
if (strlen(channel_layout_map[i].name) == name_len &&
!memcmp(channel_layout_map[i].name, name, name_len))
return channel_layout_map[i].layout;
@ -127,7 +126,7 @@ void av_get_channel_layout_string(char *buf, int buf_size,
if (nb_channels <= 0)
nb_channels = av_get_channel_layout_nb_channels(channel_layout);
for (i = 0; channel_layout_map[i].name; i++)
for (i = 0; i < FF_ARRAY_ELEMS(channel_layout_map); i++)
if (nb_channels == channel_layout_map[i].nb_channels &&
channel_layout == channel_layout_map[i].layout) {
av_strlcpy(buf, channel_layout_map[i].name, buf_size);
@ -164,7 +163,7 @@ int av_get_channel_layout_nb_channels(uint64_t channel_layout)
int64_t av_get_default_channel_layout(int nb_channels) {
int i;
for (i = 0; channel_layout_map[i].name; i++)
for (i = 0; i < FF_ARRAY_ELEMS(channel_layout_map); i++)
if (nb_channels == channel_layout_map[i].nb_channels)
return channel_layout_map[i].layout;
return 0;