diff options
Diffstat (limited to 'va/va_fool.c')
| -rw-r--r-- | va/va_fool.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/va/va_fool.c b/va/va_fool.c index 95d1880..9f7a045 100644 --- a/va/va_fool.c +++ b/va/va_fool.c @@ -252,8 +252,14 @@ VAStatus va_FoolBufferInfo( unsigned int *num_elements /* out */ ) { + unsigned int magic; + DPY2FOOLCTX_CHK(dpy); + magic = buf_id & FOOL_BUFID_MASK; + if (magic != FOOL_BUFID_MAGIC) + return 0; /* could be VAImageBufferType from vaDeriveImage */ + *type = buf_id & 0xff; *size = fool_ctx->fool_buf_size[*type]; *num_elements = fool_ctx->fool_buf_element[*type];; @@ -342,9 +348,13 @@ VAStatus va_FoolMapBuffer( void **pbuf /* out */ ) { - unsigned int buftype; + unsigned int magic, buftype; DPY2FOOLCTX_CHK(dpy); + magic = buf_id & FOOL_BUFID_MASK; + if (magic != FOOL_BUFID_MAGIC) + return 0; /* could be VAImageBufferType from vaDeriveImage */ + buftype = buf_id & 0xff; *pbuf = fool_ctx->fool_buf[buftype]; |