libs: port to new video format API.

diff --git a/gst-libs/gst/vaapi/gstvaapidisplay.c b/gst-libs/gst/vaapi/gstvaapidisplay.c
index 919f24b..a92e304 100644 (file)
--- a/gst-libs/gst/vaapi/gstvaapidisplay.c
+++ b/gst-libs/gst/vaapi/gstvaapidisplay.c
@@ -59,7 +59,7 @@ struct _GstVaapiProperty {
 
 typedef struct _GstVaapiFormatInfo GstVaapiFormatInfo;
 struct _GstVaapiFormatInfo {
-    GstVaapiImageFormat format;
+    GstVideoFormat      format;
     guint               flags;
 };
 
@@ -174,9 +174,9 @@ gst_vaapi_display_type_get_type(void)
     return g_type;
 }
 
-/* Append GstVaapiImageFormat to formats array */
+/* Append GstVideoFormat to formats array */
 static inline void
-append_format(GArray *formats, GstVaapiImageFormat format, guint flags)
+append_format(GArray *formats, GstVideoFormat format, guint flags)
 {
     GstVaapiFormatInfo fi;
 
@@ -190,7 +190,7 @@ static void
 append_formats(GArray *formats, const VAImageFormat *va_formats,
     guint *flags, guint n)
 {
-    GstVaapiImageFormat format;
+    GstVideoFormat format;
     const GstVaapiFormatInfo *YV12_fip = NULL;
     const GstVaapiFormatInfo *I420_fip = NULL;
     guint i;
@@ -199,8 +199,8 @@ append_formats(GArray *formats, const VAImageFormat *va_formats,
         const VAImageFormat * const va_format = &va_formats[i];
         const GstVaapiFormatInfo **fipp;
 
-        format = gst_vaapi_image_format(va_format);
-        if (!format) {
+        format = gst_video_format_from_va_format(va_format);
+        if (format == GST_VIDEO_FORMAT_UNKNOWN) {
             GST_DEBUG("unsupported format %" GST_FOURCC_FORMAT,
                       GST_FOURCC_ARGS(va_format->fourcc));
             continue;
@@ -208,10 +208,10 @@ append_formats(GArray *formats, const VAImageFormat *va_formats,
         append_format(formats, format, flags ? flags[i] : 0);
 
         switch (format) {
-        case GST_VAAPI_IMAGE_YV12:
+        case GST_VIDEO_FORMAT_YV12:
             fipp = &YV12_fip;
             break;
-        case GST_VAAPI_IMAGE_I420:
+        case GST_VIDEO_FORMAT_I420:
             fipp = &I420_fip;
             break;
         default:
@@ -226,43 +226,43 @@ append_formats(GArray *formats, const VAImageFormat *va_formats,
     /* Append I420 (resp. YV12) format if YV12 (resp. I420) is not
        supported by the underlying driver */
     if (YV12_fip && !I420_fip)
-        append_format(formats, GST_VAAPI_IMAGE_I420, YV12_fip->flags);
+        append_format(formats, GST_VIDEO_FORMAT_I420, YV12_fip->flags);
     else if (I420_fip && !YV12_fip)
-        append_format(formats, GST_VAAPI_IMAGE_YV12, I420_fip->flags);
+        append_format(formats, GST_VIDEO_FORMAT_YV12, I420_fip->flags);
 }
 
 /* Sort image formats. Prefer YUV formats first */
 static gint
 compare_yuv_formats(gconstpointer a, gconstpointer b)
 {
-    const GstVaapiImageFormat fmt1 = ((GstVaapiFormatInfo *)a)->format;
-    const GstVaapiImageFormat fmt2 = ((GstVaapiFormatInfo *)b)->format;
+    const GstVideoFormat fmt1 = ((GstVaapiFormatInfo *)a)->format;
+    const GstVideoFormat fmt2 = ((GstVaapiFormatInfo *)b)->format;
 
-    const gboolean is_fmt1_yuv = gst_vaapi_image_format_is_yuv(fmt1);
-    const gboolean is_fmt2_yuv = gst_vaapi_image_format_is_yuv(fmt2);
+    const gboolean is_fmt1_yuv = gst_video_format_is_yuv(fmt1);
+    const gboolean is_fmt2_yuv = gst_video_format_is_yuv(fmt2);
 
     if (is_fmt1_yuv != is_fmt2_yuv)
         return is_fmt1_yuv ? -1 : 1;
 
-    return ((gint)gst_vaapi_image_format_get_score(fmt1) -
-            (gint)gst_vaapi_image_format_get_score(fmt2));
+    return ((gint)gst_video_format_get_score(fmt1) -
+            (gint)gst_video_format_get_score(fmt2));
 }
 
 /* Sort subpicture formats. Prefer RGB formats first */
 static gint
 compare_rgb_formats(gconstpointer a, gconstpointer b)
 {
-    const GstVaapiImageFormat fmt1 = ((GstVaapiFormatInfo *)a)->format;
-    const GstVaapiImageFormat fmt2 = ((GstVaapiFormatInfo *)b)->format;
+    const GstVideoFormat fmt1 = ((GstVaapiFormatInfo *)a)->format;
+    const GstVideoFormat fmt2 = ((GstVaapiFormatInfo *)b)->format;
 
-    const gboolean is_fmt1_rgb = gst_vaapi_image_format_is_rgb(fmt1);
-    const gboolean is_fmt2_rgb = gst_vaapi_image_format_is_rgb(fmt2);
+    const gboolean is_fmt1_rgb = gst_video_format_is_rgb(fmt1);
+    const gboolean is_fmt2_rgb = gst_video_format_is_rgb(fmt2);
 
     if (is_fmt1_rgb != is_fmt2_rgb)
         return is_fmt1_rgb ? -1 : 1;
 
-    return ((gint)gst_vaapi_image_format_get_score(fmt1) -
-            (gint)gst_vaapi_image_format_get_score(fmt2));
+    return ((gint)gst_video_format_get_score(fmt1) -
+            (gint)gst_video_format_get_score(fmt2));
 }
 
 /* Check if configs array contains profile at entrypoint */
@@ -343,7 +343,7 @@ get_profile_caps(GArray *configs)
 
 /* Find format info */
 static const GstVaapiFormatInfo *
-find_format_info(GArray *formats, GstVaapiImageFormat format)
+find_format_info(GArray *formats, GstVideoFormat format)
 {
     const GstVaapiFormatInfo *fip;
     guint i;
@@ -358,7 +358,7 @@ find_format_info(GArray *formats, GstVaapiImageFormat format)
 
 /* Check if formats array contains format */
 static inline gboolean
-find_format(GArray *formats, GstVaapiImageFormat format)
+find_format(GArray *formats, GstVideoFormat format)
 {
     return find_format_info(formats, format) != NULL;
 }
@@ -377,7 +377,7 @@ get_format_caps(GArray *formats)
 
     for (i = 0; i < formats->len; i++) {
         fip = &g_array_index(formats, GstVaapiFormatInfo, i);
-        caps = gst_vaapi_image_format_get_caps(fip->format);
+        caps = gst_video_format_to_caps(fip->format);
         if (caps)
             gst_caps_append(out_caps, caps);
     }
@@ -1360,7 +1360,7 @@ gst_vaapi_display_get_image_caps(GstVaapiDisplay *display)
 /**
  * gst_vaapi_display_has_image_format:
  * @display: a #GstVaapiDisplay
- * @format: a #GstVaapiFormat
+ * @format: a #GstVideoFormat
  *
  * Returns whether VA @display supports @format image format.
  *
@@ -1369,7 +1369,7 @@ gst_vaapi_display_get_image_caps(GstVaapiDisplay *display)
 gboolean
 gst_vaapi_display_has_image_format(
     GstVaapiDisplay    *display,
-    GstVaapiImageFormat format
+    GstVideoFormat      format
 )
 {
     g_return_val_if_fail(display != NULL, FALSE);
@@ -1412,7 +1412,7 @@ gst_vaapi_display_get_subpicture_caps(GstVaapiDisplay *display)
 /**
  * gst_vaapi_display_has_subpicture_format:
  * @display: a #GstVaapiDisplay
- * @format: a #GstVaapiFormat
+ * @format: a #GstVideoFormat
  * @flags_ptr: pointer to #GstVaapiSubpictureFlags, or zero
  *
  * Returns whether VA @display supports @format subpicture format with
@@ -1423,7 +1423,7 @@ gst_vaapi_display_get_subpicture_caps(GstVaapiDisplay *display)
 gboolean
 gst_vaapi_display_has_subpicture_format(
     GstVaapiDisplay    *display,
-    GstVaapiImageFormat format,
+    GstVideoFormat      format,
     guint              *flags_ptr
 )
 {

diff --git a/gst-libs/gst/vaapi/gstvaapidisplay.h b/gst-libs/gst/vaapi/gstvaapidisplay.h
index ff69087..1949b24 100644 (file)
--- a/gst-libs/gst/vaapi/gstvaapidisplay.h
+++ b/gst-libs/gst/vaapi/gstvaapidisplay.h
@@ -26,8 +26,8 @@
 #include <va/va.h>
 #include <gst/gst.h>
 #include <gst/vaapi/gstvaapitypes.h>
-#include <gst/vaapi/gstvaapiimageformat.h>
 #include <gst/vaapi/gstvaapiprofile.h>
+#include <gst/vaapi/video-format.h>
 
 G_BEGIN_DECLS
 
@@ -161,7 +161,7 @@ gst_vaapi_display_get_image_caps(GstVaapiDisplay *display);
 gboolean
 gst_vaapi_display_has_image_format(
     GstVaapiDisplay    *display,
-    GstVaapiImageFormat format
+    GstVideoFormat      format
 );
 
 GstCaps *
@@ -170,7 +170,7 @@ gst_vaapi_display_get_subpicture_caps(GstVaapiDisplay *display);
 gboolean
 gst_vaapi_display_has_subpicture_format(
     GstVaapiDisplay    *display,
-    GstVaapiImageFormat format,
+    GstVideoFormat      format,
     guint              *flags_ptr
 );
 

diff --git a/gst-libs/gst/vaapi/gstvaapiimage.c b/gst-libs/gst/vaapi/gstvaapiimage.c
index e08ae65..5872b8c 100644 (file)
--- a/gst-libs/gst/vaapi/gstvaapiimage.c
+++ b/gst-libs/gst/vaapi/gstvaapiimage.c
@@ -49,8 +49,8 @@ struct _GstVaapiImage {
     VAImage             internal_image;
     VAImage             image;
     guchar             *image_data;
-    GstVaapiImageFormat internal_format;
-    GstVaapiImageFormat format;
+    GstVideoFormat      internal_format;
+    GstVideoFormat      format;
     guint               width;
     guint               height;
     guint               is_linear       : 1;
@@ -143,7 +143,7 @@ gst_vaapi_image_destroy(GstVaapiImage *image)
 }
 
 static gboolean
-_gst_vaapi_image_create(GstVaapiImage *image, GstVaapiImageFormat format)
+_gst_vaapi_image_create(GstVaapiImage *image, GstVideoFormat format)
 {
     GstVaapiDisplay * const display = GST_VAAPI_OBJECT_DISPLAY(image);
     const VAImageFormat *va_format;
@@ -152,7 +152,7 @@ _gst_vaapi_image_create(GstVaapiImage *image, GstVaapiImageFormat format)
     if (!gst_vaapi_display_has_image_format(display, format))
         return FALSE;
 
-    va_format = gst_vaapi_image_format_get_va_format(format);
+    va_format = gst_video_format_to_va_format(format);
     if (!va_format)
         return FALSE;
 
@@ -174,7 +174,7 @@ _gst_vaapi_image_create(GstVaapiImage *image, GstVaapiImageFormat format)
 }
 
 static gboolean
-gst_vaapi_image_create(GstVaapiImage *image, GstVaapiImageFormat format,
+gst_vaapi_image_create(GstVaapiImage *image, GstVideoFormat format,
     guint width, guint height)
 {
     const VAImageFormat *va_format;
@@ -186,11 +186,11 @@ gst_vaapi_image_create(GstVaapiImage *image, GstVaapiImageFormat format,
 
     if (!_gst_vaapi_image_create(image, format)) {
         switch (format) {
-        case GST_VAAPI_IMAGE_I420:
-            format = GST_VAAPI_IMAGE_YV12;
+        case GST_VIDEO_FORMAT_I420:
+            format = GST_VIDEO_FORMAT_YV12;
             break;
-        case GST_VAAPI_IMAGE_YV12:
-            format = GST_VAAPI_IMAGE_I420;
+        case GST_VIDEO_FORMAT_YV12:
+            format = GST_VIDEO_FORMAT_I420;
             break;
         default:
             format = 0;
@@ -204,9 +204,9 @@ gst_vaapi_image_create(GstVaapiImage *image, GstVaapiImageFormat format,
 
     if (image->format != image->internal_format) {
         switch (image->format) {
-        case GST_VAAPI_IMAGE_YV12:
-        case GST_VAAPI_IMAGE_I420:
-            va_format = gst_vaapi_image_format_get_va_format(image->format);
+        case GST_VIDEO_FORMAT_YV12:
+        case GST_VIDEO_FORMAT_I420:
+            va_format = gst_video_format_to_va_format(image->format);
             if (!va_format)
                 return FALSE;
             image->image.format = *va_format;
@@ -251,7 +251,7 @@ GST_VAAPI_OBJECT_DEFINE_CLASS_WITH_CODE(
 /**
  * gst_vaapi_image_new:
  * @display: a #GstVaapiDisplay
- * @format: a #GstVaapiImageFormat
+ * @format: a #GstVideoFormat
  * @width: the requested image width
  * @height: the requested image height
  *
@@ -263,7 +263,7 @@ GST_VAAPI_OBJECT_DEFINE_CLASS_WITH_CODE(
 GstVaapiImage *
 gst_vaapi_image_new(
     GstVaapiDisplay    *display,
-    GstVaapiImageFormat format,
+    GstVideoFormat      format,
     guint               width,
     guint               height
 )
@@ -381,12 +381,12 @@ gst_vaapi_image_get_image(GstVaapiImage *image, VAImage *va_image)
 gboolean
 _gst_vaapi_image_set_image(GstVaapiImage *image, const VAImage *va_image)
 {
-    GstVaapiImageFormat format;
+    GstVideoFormat format;
     VAImage alt_va_image;
     const VAImageFormat *alt_va_format;
 
-    format = gst_vaapi_image_format(&va_image->format);
-    if (!format)
+    format = gst_video_format_from_va_format(&va_image->format);
+    if (format == GST_VIDEO_FORMAT_UNKNOWN)
         return FALSE;
 
     image->internal_image  = *va_image;
@@ -402,18 +402,18 @@ _gst_vaapi_image_set_image(GstVaapiImage *image, const VAImage *va_image)
     /* Try to linearize image */
     if (!image->is_linear) {
         switch (format) {
-        case GST_VAAPI_IMAGE_I420:
-            format = GST_VAAPI_IMAGE_YV12;
+        case GST_VIDEO_FORMAT_I420:
+            format = GST_VIDEO_FORMAT_YV12;
             break;
-        case GST_VAAPI_IMAGE_YV12:
-            format = GST_VAAPI_IMAGE_I420;
+        case GST_VIDEO_FORMAT_YV12:
+            format = GST_VIDEO_FORMAT_I420;
             break;
         default:
             format = 0;
             break;
         }
         if (format &&
-            (alt_va_format = gst_vaapi_image_format_get_va_format(format))) {
+            (alt_va_format = gst_video_format_to_va_format(format))) {
             alt_va_image = *va_image;
             alt_va_image.format = *alt_va_format;
             SWAP_UINT(alt_va_image.offsets[1], alt_va_image.offsets[2]);
@@ -434,11 +434,11 @@ _gst_vaapi_image_set_image(GstVaapiImage *image, const VAImage *va_image)
  * gst_vaapi_image_get_format:
  * @image: a #GstVaapiImage
  *
- * Returns the #GstVaapiImageFormat the @image was created with.
+ * Returns the #GstVideoFormat the @image was created with.
  *
- * Return value: the #GstVaapiImageFormat
+ * Return value: the #GstVideoFormat
  */
-GstVaapiImageFormat
+GstVideoFormat
 gst_vaapi_image_get_format(GstVaapiImage *image)
 {
     g_return_val_if_fail(image != NULL, 0);
@@ -737,7 +737,7 @@ init_image_from_buffer(GstVaapiImageRaw *raw_image, GstBuffer *buffer)
 {
     GstStructure *structure;
     GstCaps *caps;
-    GstVaapiImageFormat format;
+    GstVideoFormat format;
     guint width2, height2, size2;
     gint width, height;
     guchar *data;
@@ -750,7 +750,7 @@ init_image_from_buffer(GstVaapiImageRaw *raw_image, GstBuffer *buffer)
     if (!caps)
         return FALSE;
 
-    format = gst_vaapi_image_format_from_caps(caps);
+    format = gst_video_format_from_caps(caps);
 
     structure = gst_caps_get_structure(caps, 0);
     gst_structure_get_int(structure, "width",  &width);
@@ -764,7 +764,7 @@ init_image_from_buffer(GstVaapiImageRaw *raw_image, GstBuffer *buffer)
     height2 = (height + 1) / 2;
     size2   = 0;
     switch (format) {
-    case GST_VAAPI_IMAGE_NV12:
+    case GST_VIDEO_FORMAT_NV12:
         raw_image->num_planes = 2;
         raw_image->pixels[0]  = data;
         raw_image->stride[0]  = GST_ROUND_UP_4(width);
@@ -773,8 +773,8 @@ init_image_from_buffer(GstVaapiImageRaw *raw_image, GstBuffer *buffer)
         raw_image->stride[1]  = raw_image->stride[0];
         size2                += height2 * raw_image->stride[1];
         break;
-    case GST_VAAPI_IMAGE_YV12:
-    case GST_VAAPI_IMAGE_I420:
+    case GST_VIDEO_FORMAT_YV12:
+    case GST_VIDEO_FORMAT_I420:
         raw_image->num_planes = 3;
         raw_image->pixels[0]  = data;
         raw_image->stride[0]  = GST_ROUND_UP_4(width);
@@ -786,10 +786,10 @@ init_image_from_buffer(GstVaapiImageRaw *raw_image, GstBuffer *buffer)
         raw_image->stride[2]  = raw_image->stride[1];
         size2                += height2 * raw_image->stride[2];
         break;
-    case GST_VAAPI_IMAGE_ARGB:
-    case GST_VAAPI_IMAGE_RGBA:
-    case GST_VAAPI_IMAGE_ABGR:
-    case GST_VAAPI_IMAGE_BGRA:
+    case GST_VIDEO_FORMAT_ARGB:
+    case GST_VIDEO_FORMAT_RGBA:
+    case GST_VIDEO_FORMAT_ABGR:
+    case GST_VIDEO_FORMAT_BGRA:
         raw_image->num_planes = 1;
         raw_image->pixels[0]  = data;
         raw_image->stride[0]  = width * 4;
@@ -937,17 +937,17 @@ copy_image(
     }
 
     switch (dst_image->format) {
-    case GST_VAAPI_IMAGE_NV12:
+    case GST_VIDEO_FORMAT_NV12:
         copy_image_NV12(dst_image, src_image, rect);
         break;
-    case GST_VAAPI_IMAGE_YV12:
-    case GST_VAAPI_IMAGE_I420:
+    case GST_VIDEO_FORMAT_YV12:
+    case GST_VIDEO_FORMAT_I420:
         copy_image_YV12(dst_image, src_image, rect);
         break;
-    case GST_VAAPI_IMAGE_ARGB:
-    case GST_VAAPI_IMAGE_RGBA:
-    case GST_VAAPI_IMAGE_ABGR:
-    case GST_VAAPI_IMAGE_BGRA:
+    case GST_VIDEO_FORMAT_ARGB:
+    case GST_VIDEO_FORMAT_RGBA:
+    case GST_VIDEO_FORMAT_ABGR:
+    case GST_VIDEO_FORMAT_BGRA:
         copy_image_RGBA(dst_image, src_image, rect);
         break;
     default:

diff --git a/gst-libs/gst/vaapi/gstvaapiimage.h b/gst-libs/gst/vaapi/gstvaapiimage.h
index 9def100..94eff61 100644 (file)
--- a/gst-libs/gst/vaapi/gstvaapiimage.h
+++ b/gst-libs/gst/vaapi/gstvaapiimage.h
@@ -26,7 +26,7 @@
 #include <gst/gstbuffer.h>
 #include <gst/vaapi/gstvaapiobject.h>
 #include <gst/vaapi/gstvaapidisplay.h>
-#include <gst/vaapi/gstvaapiimageformat.h>
+#include <gst/vaapi/video-format.h>
 
 G_BEGIN_DECLS
 
@@ -37,7 +37,7 @@ G_BEGIN_DECLS
  * GST_VAAPI_IMAGE_FORMAT:
  * @image: a #GstVaapiImage
  *
- * Macro that evaluates to the #GstVaapiImageFormat of @image.
+ * Macro that evaluates to the #GstVideoFormat of @image.
  */
 #define GST_VAAPI_IMAGE_FORMAT(image)   gst_vaapi_image_get_format(image)
 
@@ -67,7 +67,7 @@ typedef struct _GstVaapiImageRaw                GstVaapiImageRaw;
  * the fields with sensible values.
  */
 struct _GstVaapiImageRaw {
-    GstVaapiImageFormat format;
+    GstVideoFormat      format;
     guint               width;
     guint               height;
     guint               num_planes;
@@ -78,7 +78,7 @@ struct _GstVaapiImageRaw {
 GstVaapiImage *
 gst_vaapi_image_new(
     GstVaapiDisplay    *display,
-    GstVaapiImageFormat format,
+    GstVideoFormat      format,
     guint               width,
     guint               height
 );
@@ -92,7 +92,7 @@ gst_vaapi_image_get_id(GstVaapiImage *image);
 gboolean
 gst_vaapi_image_get_image(GstVaapiImage *image, VAImage *va_image);
 
-GstVaapiImageFormat
+GstVideoFormat
 gst_vaapi_image_get_format(GstVaapiImage *image);
 
 guint

diff --git a/gst-libs/gst/vaapi/gstvaapiimagepool.c b/gst-libs/gst/vaapi/gstvaapiimagepool.c
index dd3868a..2f85bca 100644 (file)
--- a/gst-libs/gst/vaapi/gstvaapiimagepool.c
+++ b/gst-libs/gst/vaapi/gstvaapiimagepool.c
@@ -41,7 +41,7 @@ struct _GstVaapiImagePool {
     /*< private >*/
     GstVaapiVideoPool   parent_instance;
 
-    GstVaapiImageFormat format;
+    GstVideoFormat      format;
     guint               width;
     guint               height;
 };
@@ -55,7 +55,7 @@ gst_vaapi_image_pool_set_caps(GstVaapiVideoPool *base_pool, GstCaps *caps)
     if (!gst_video_info_from_caps(&vi, caps))
         return FALSE;
 
-    pool->format = gst_vaapi_image_format_from_video(GST_VIDEO_INFO_FORMAT(&vi));
+    pool->format = GST_VIDEO_INFO_FORMAT(&vi);
     pool->width  = GST_VIDEO_INFO_WIDTH(&vi);
     pool->height = GST_VIDEO_INFO_HEIGHT(&vi);
     return TRUE;

diff --git a/gst-libs/gst/vaapi/gstvaapisubpicture.c b/gst-libs/gst/vaapi/gstvaapisubpicture.c
index 9e2566a..92bbb2e 100644 (file)
--- a/gst-libs/gst/vaapi/gstvaapisubpicture.c
+++ b/gst-libs/gst/vaapi/gstvaapisubpicture.c
@@ -132,7 +132,7 @@ gst_vaapi_subpicture_new(GstVaapiImage *image, guint flags)
 {
     GstVaapiSubpicture *subpicture;
     GstVaapiDisplay *display;
-    GstVaapiImageFormat format;
+    GstVideoFormat format;
     guint va_flags;
 
     g_return_val_if_fail(image != NULL, NULL);
@@ -180,7 +180,7 @@ gst_vaapi_subpicture_new_from_overlay_rectangle(
 )
 {
     GstVaapiSubpicture *subpicture;
-    GstVaapiImageFormat format;
+    GstVideoFormat format;
     GstVaapiImage *image;
     GstVaapiImageRaw raw_image;
     GstBuffer *buffer;
@@ -197,9 +197,9 @@ gst_vaapi_subpicture_new_from_overlay_rectangle(
 
     /* XXX: use gst_vaapi_image_format_from_video() */
 #if G_BYTE_ORDER == G_LITTLE_ENDIAN
-    format = GST_VAAPI_IMAGE_BGRA;
+    format = GST_VIDEO_FORMAT_BGRA;
 #else
-    format = GST_VAAPI_IMAGE_ARGB;
+    format = GST_VIDEO_FORMAT_ARGB;
 #endif
     if (!gst_vaapi_display_has_subpicture_format(display, format, &hw_flags))
         return NULL;