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lavfi/buffersink: factor checks for lists sizes.

This commit is contained in:
Nicolas George 2013-04-13 11:27:52 +02:00
parent ded2f187a2
commit 6fbb21d685
1 changed files with 12 additions and 22 deletions
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34
libavfilter/buffersink.c
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@ -384,6 +384,13 @@ static av_cold int vsink_init(AVFilterContext *ctx, void *opaque)
return common_init(ctx);
}
#define CHECK_LIST_SIZE(field) \
if (buf->field ## _size % sizeof(*buf->field)) { \
av_log(ctx, AV_LOG_ERROR, "Invalid size for " #field ": %d, " \
"should be multiple of %d\n", \
buf->field ## _size, (int)sizeof(*buf->field)); \
return AVERROR(EINVAL); \
}
static int vsink_query_formats(AVFilterContext *ctx)
{
BufferSinkContext *buf = ctx->priv;
@ -391,11 +398,7 @@ static int vsink_query_formats(AVFilterContext *ctx)
unsigned i;
int ret;
if (buf->pixel_fmts_size % sizeof(*buf->pixel_fmts)) {
av_log(ctx, AV_LOG_ERROR, "Invalid size for format list\n");
return AVERROR(EINVAL);
}
CHECK_LIST_SIZE(pixel_fmts)
if (buf->pixel_fmts_size) {
for (i = 0; i < NB_ITEMS(buf->pixel_fmts); i++)
if ((ret = ff_add_format(&formats, buf->pixel_fmts[i])) < 0)
@ -433,23 +436,10 @@ static int asink_query_formats(AVFilterContext *ctx)
unsigned i;
int ret;
if (buf->sample_fmts_size % sizeof(*buf->sample_fmts) ||
buf->sample_rates_size % sizeof(*buf->sample_rates) ||
buf->channel_layouts_size % sizeof(*buf->channel_layouts) ||
buf->channel_counts_size % sizeof(*buf->channel_counts)) {
av_log(ctx, AV_LOG_ERROR, "Invalid size for format lists\n");
#define LOG_ERROR(field) \
if (buf->field ## _size % sizeof(*buf->field)) \
av_log(ctx, AV_LOG_ERROR, " " #field " is %d, should be " \
"multiple of %d\n", \
buf->field ## _size, (int)sizeof(*buf->field));
LOG_ERROR(sample_fmts);
LOG_ERROR(sample_rates);
LOG_ERROR(channel_layouts);
LOG_ERROR(channel_counts);
#undef LOG_ERROR
return AVERROR(EINVAL);
}
CHECK_LIST_SIZE(sample_fmts)
CHECK_LIST_SIZE(sample_rates)
CHECK_LIST_SIZE(channel_layouts)
CHECK_LIST_SIZE(channel_counts)
if (buf->sample_fmts_size) {
for (i = 0; i < NB_ITEMS(buf->sample_fmts); i++)