static av_cold int init(AVFilterContext *ctx, const char *args, void *opaque)
{
FormatContext *format = ctx->priv;
const char *cur, *sep;
char pix_fmt_name[PIX_FMT_NAME_MAXSIZE];
int pix_fmt_name_len;
enum PixelFormat pix_fmt;
/* parse the list of formats */
for (cur = args; cur; cur = sep ? sep+1 : NULL) {
if (!(sep = strchr(cur, ':')))
pix_fmt_name_len = strlen(cur);
else
pix_fmt_name_len = sep - cur;
if (pix_fmt_name_len >= PIX_FMT_NAME_MAXSIZE) {
av_log(ctx, AV_LOG_ERROR, "Format name too long\n");
return -1;
}
memcpy(pix_fmt_name, cur, pix_fmt_name_len);
pix_fmt_name[pix_fmt_name_len] = 0;
pix_fmt = avcodec_get_pix_fmt(pix_fmt_name);
if (pix_fmt == PIX_FMT_NONE) {
av_log(ctx, AV_LOG_ERROR, "Unknown pixel format: %s\n", pix_fmt_name);
return -1;
}
format->listed_pix_fmt_flags[pix_fmt] = 1;
}
return 0;
}
inline PixelFormat osg_av_get_pix_fmt(const char *name) { return avcodec_get_pix_fmt(name); }
