On Fri, 31 Jul 2020 00:55:56 +0800
"zongwave" <[email protected]> wrote:
> ++static int xcam_query_formats(AVFilterContext *ctx)
> ++{
> ++ XCAMContext *s = ctx->priv;
> ++ AVFilterFormats *formats = NULL;
> ++
> ++ static const enum AVPixelFormat nv12_fmts[] = {AV_PIX_FMT_NV12,
> AV_PIX_FMT_NONE};
> ++ static const enum AVPixelFormat yuv420_fmts[] = {AV_PIX_FMT_YUV420P,
> AV_PIX_FMT_NONE};
> ++ static const enum AVPixelFormat auto_fmts[] = {AV_PIX_FMT_NV12,
> AV_PIX_FMT_YUV420P, AV_PIX_FMT_NONE};
Would these be better above the function instead of inside it?
> ++static av_cold int xcam_init(AVFilterContext *ctx)
> ++{
> ++ XCAMContext *s = ctx->priv;
> ++ int ret = 0;
> ++
> ++ s->handle = xcam_create_handle(s->name);
> ++ if (!s->handle) {
Style nitpick, I'd tend to prefer inlining the assignment:
if (!(s->handle = xcam_create_handle(s->name)))
but I guess that's personal preference.
Overall looks fine, but someone more familiar with
libavfilter should probably double-check.
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