diff --git a/ext/gl/gltestsrc.c b/ext/gl/gltestsrc.c
index 04b2dfe6f4..d353166a42 100644
--- a/ext/gl/gltestsrc.c
+++ b/ext/gl/gltestsrc.c
@@ -166,7 +166,8 @@ _unbind_buffer (struct SrcShader *src)
 }
 
 static gboolean
-_src_shader_init (gpointer impl, GstGLContext * context, GstVideoInfo * v_info)
+_src_shader_init (gpointer impl, GstGLContext * context,
+    const GstVideoInfo * v_info)
 {
   struct SrcShader *src = impl;
   const GstGLFuncs *gl = context->gl_vtable;
@@ -280,7 +281,7 @@ static const gchar *snow_vertex_src =
     "   out_uv = position.xy;\n"
     "}";
 
-static const gchar *snow_fragment_src = 
+static const gchar *snow_fragment_src =
     "uniform float time;\n"
     "varying vec2 out_uv;\n"
     "\n"
@@ -314,7 +315,8 @@ _src_smpte_new (GstGLTestSrc * test)
 }
 
 static gboolean
-_src_smpte_init (gpointer impl, GstGLContext * context, GstVideoInfo * v_info)
+_src_smpte_init (gpointer impl, GstGLContext * context,
+    const GstVideoInfo * v_info)
 {
   struct SrcSMPTE *src = impl;
   struct XYZWRGB *coord;
@@ -595,7 +597,7 @@ _src_uni_color_new (GstGLTestSrc * test)
 
 static gboolean
 _src_uni_color_init (gpointer impl, GstGLContext * context,
-    GstVideoInfo * v_info)
+    const GstVideoInfo * v_info)
 {
   struct SrcUniColor *src = impl;
 
@@ -712,7 +714,7 @@ struct SrcCheckers
 
 static gboolean
 _src_checkers_init (gpointer impl, GstGLContext * context,
-    GstVideoInfo * v_info)
+    const GstVideoInfo * v_info)
 {
   struct SrcCheckers *src = impl;
   GError *error = NULL;
@@ -813,7 +815,8 @@ SRC_CHECKERS (4);
 SRC_CHECKERS (8);
 
 static gboolean
-_src_snow_init (gpointer impl, GstGLContext * context, GstVideoInfo * v_info)
+_src_snow_init (gpointer impl, GstGLContext * context,
+    const GstVideoInfo * v_info)
 {
   struct SrcShader *src = impl;
   GError *error = NULL;
@@ -918,7 +921,7 @@ static const gchar *mandelbrot_vertex_src = "attribute vec4 position;\n"
     "  fractal_position *= 2.5;\n"
     "}";
 
-static const gchar *mandelbrot_fragment_src = 
+static const gchar *mandelbrot_fragment_src =
     "uniform float time;\n"
     "varying vec2 fractal_position;\n"
     "const vec4 K = vec4(1.0, 0.66, 0.33, 3.0);\n"
@@ -952,7 +955,7 @@ static const gchar *mandelbrot_fragment_src =
 
 static gboolean
 _src_mandelbrot_init (gpointer impl, GstGLContext * context,
-    GstVideoInfo * v_info)
+    const GstVideoInfo * v_info)
 {
   struct SrcShader *src = impl;
   GError *error = NULL;
@@ -1080,7 +1083,7 @@ static const gchar *circular_fragment_src =
 
 static gboolean
 _src_circular_init (gpointer impl, GstGLContext * context,
-    GstVideoInfo * v_info)
+    const GstVideoInfo * v_info)
 {
   struct SrcShader *src = impl;
   GError *error = NULL;
diff --git a/ext/gl/gltestsrc.h b/ext/gl/gltestsrc.h
index dbcab0cab3..29b42fd956 100644
--- a/ext/gl/gltestsrc.h
+++ b/ext/gl/gltestsrc.h
@@ -71,7 +71,7 @@ struct SrcFuncs
 {
   GstGLTestSrcPattern pattern;
   gpointer (*new) (GstGLTestSrc * src);
-  gboolean (*init) (gpointer impl, GstGLContext * context, GstVideoInfo * v_info);
+  gboolean (*init) (gpointer impl, GstGLContext * context, const GstVideoInfo * v_info);
   gboolean (*fill_bound_fbo) (gpointer impl);
   void (*free) (gpointer impl);
 };
diff --git a/ext/gl/gstglimagesink.c b/ext/gl/gstglimagesink.c
index 2c023ce7c0..72d8ac643e 100644
--- a/ext/gl/gstglimagesink.c
+++ b/ext/gl/gstglimagesink.c
@@ -1426,7 +1426,7 @@ gst_glimage_sink_get_caps (GstBaseSink * bsink, GstCaps * filter)
 
 static gboolean
 configure_display_from_info (GstGLImageSink * glimage_sink,
-    GstVideoInfo * vinfo)
+    const GstVideoInfo * vinfo)
 {
   gint width;
   gint height;
diff --git a/gst-libs/gst/gl/egl/gsteglimage.c b/gst-libs/gst/gl/egl/gsteglimage.c
index 3185381050..662261736c 100644
--- a/gst-libs/gst/gl/egl/gsteglimage.c
+++ b/gst-libs/gst/gl/egl/gsteglimage.c
@@ -460,7 +460,7 @@ gst_egl_image_from_texture (GstGLContext * context, GstGLMemory * gl_mem,
  * target.
  */
 static int
-_drm_rgba_fourcc_from_info (GstVideoInfo * info, int plane,
+_drm_rgba_fourcc_from_info (const GstVideoInfo * info, int plane,
     GstGLFormat * out_format)
 {
   GstVideoFormat format = GST_VIDEO_INFO_FORMAT (info);
@@ -571,7 +571,7 @@ _drm_rgba_fourcc_from_info (GstVideoInfo * info, int plane,
  */
 GstEGLImage *
 gst_egl_image_from_dmabuf (GstGLContext * context,
-    gint dmabuf, GstVideoInfo * in_info, gint plane, gsize offset)
+    gint dmabuf, const GstVideoInfo * in_info, gint plane, gsize offset)
 {
   GstGLFormat format = 0;
   guintptr attribs[13];
@@ -621,7 +621,7 @@ gst_egl_image_from_dmabuf (GstGLContext * context,
  * YUV->RGB conversion matrices etc.)
  */
 static int
-_drm_direct_fourcc_from_info (GstVideoInfo * info)
+_drm_direct_fourcc_from_info (const GstVideoInfo * info)
 {
   GstVideoFormat format = GST_VIDEO_INFO_FORMAT (info);
 
@@ -729,7 +729,7 @@ _drm_direct_fourcc_from_info (GstVideoInfo * info)
  */
 gboolean
 gst_egl_image_check_dmabuf_direct (GstGLContext * context,
-    GstVideoInfo * in_info, GstGLTextureTarget target)
+    const GstVideoInfo * in_info, GstGLTextureTarget target)
 {
   EGLDisplay egl_display = EGL_DEFAULT_DISPLAY;
   GstGLDisplayEGL *display_egl;
@@ -857,7 +857,7 @@ gst_egl_image_check_dmabuf_direct (GstGLContext * context,
  */
 GstEGLImage *
 gst_egl_image_from_dmabuf_direct_target (GstGLContext * context,
-    gint * fd, gsize * offset, GstVideoInfo * in_info,
+    gint * fd, const gsize * offset, const GstVideoInfo * in_info,
     GstGLTextureTarget target)
 {
 
@@ -1022,7 +1022,7 @@ gst_egl_image_from_dmabuf_direct_target (GstGLContext * context,
  */
 GstEGLImage *
 gst_egl_image_from_dmabuf_direct (GstGLContext * context,
-    gint * fd, gsize * offset, GstVideoInfo * in_info)
+    gint * fd, const gsize * offset, const GstVideoInfo * in_info)
 {
   return gst_egl_image_from_dmabuf_direct_target (context, fd, offset, in_info,
       GST_GL_TEXTURE_TARGET_2D);
diff --git a/gst-libs/gst/gl/egl/gsteglimage.h b/gst-libs/gst/gl/egl/gsteglimage.h
index 6aa56a4b11..f90fa82a39 100644
--- a/gst-libs/gst/gl/egl/gsteglimage.h
+++ b/gst-libs/gst/gl/egl/gsteglimage.h
@@ -85,19 +85,19 @@ GstEGLImage *           gst_egl_image_from_texture              (GstGLContext *
 GST_GL_API
 GstEGLImage *           gst_egl_image_from_dmabuf               (GstGLContext * context,
                                                                  gint dmabuf,
-                                                                 GstVideoInfo * in_info,
+                                                                 const GstVideoInfo * in_info,
                                                                  gint plane,
                                                                  gsize offset);
 GST_GL_API
 GstEGLImage *           gst_egl_image_from_dmabuf_direct        (GstGLContext * context,
                                                                  gint *fd,
-                                                                 gsize *offset,
-                                                                 GstVideoInfo * in_info);
+                                                                 const gsize *offset,
+                                                                 const GstVideoInfo * in_info);
 GST_GL_API
 GstEGLImage *           gst_egl_image_from_dmabuf_direct_target (GstGLContext * context,
                                                                  gint *fd,
-                                                                 gsize *offset,
-                                                                 GstVideoInfo * in_info,
+                                                                 const gsize *offset,
+                                                                 const GstVideoInfo * in_info,
                                                                  GstGLTextureTarget target);
 
 GST_GL_API
diff --git a/gst-libs/gst/gl/egl/gsteglimage_private.h b/gst-libs/gst/gl/egl/gsteglimage_private.h
index f98287cf30..654454968c 100644
--- a/gst-libs/gst/gl/egl/gsteglimage_private.h
+++ b/gst-libs/gst/gl/egl/gsteglimage_private.h
@@ -28,7 +28,7 @@ G_BEGIN_DECLS
 
 G_GNUC_INTERNAL
 gboolean                gst_egl_image_check_dmabuf_direct       (GstGLContext * context,
-                                                                 GstVideoInfo * in_info,
+                                                                 const GstVideoInfo * in_info,
                                                                  GstGLTextureTarget target);
 
 
diff --git a/gst-libs/gst/gl/gstglbasememory.c b/gst-libs/gst/gl/gstglbasememory.c
index 534b3133c4..832a8b24b1 100644
--- a/gst-libs/gst/gl/gstglbasememory.c
+++ b/gst-libs/gst/gl/gstglbasememory.c
@@ -128,8 +128,9 @@ _mem_create_gl (GstGLContext * context, struct create_data *transfer)
  */
 void
 gst_gl_base_memory_init (GstGLBaseMemory * mem, GstAllocator * allocator,
-    GstMemory * parent, GstGLContext * context, GstAllocationParams * params,
-    gsize size, gpointer user_data, GDestroyNotify notify)
+    GstMemory * parent, GstGLContext * context,
+    const GstAllocationParams * params, gsize size, gpointer user_data,
+    GDestroyNotify notify)
 {
   gsize align = gst_memory_alignment, offset = 0, maxsize;
   GstMemoryFlags flags = 0;
@@ -631,7 +632,7 @@ gboolean
 gst_gl_allocation_params_init (GstGLAllocationParams * params,
     gsize struct_size, guint alloc_flags, GstGLAllocationParamsCopyFunc copy,
     GstGLAllocationParamsFreeFunc free, GstGLContext * context,
-    gsize alloc_size, GstAllocationParams * alloc_params,
+    gsize alloc_size, const GstAllocationParams * alloc_params,
     gpointer wrapped_data, gpointer gl_handle, gpointer user_data,
     GDestroyNotify notify)
 {
diff --git a/gst-libs/gst/gl/gstglbasememory.h b/gst-libs/gst/gl/gstglbasememory.h
index 8165839d8e..7582cf9f66 100644
--- a/gst-libs/gst/gl/gstglbasememory.h
+++ b/gst-libs/gst/gl/gstglbasememory.h
@@ -227,7 +227,7 @@ gboolean                gst_gl_allocation_params_init       (GstGLAllocationPara
                                                              GstGLAllocationParamsFreeFunc free,
                                                              GstGLContext * context,
                                                              gsize alloc_size,
-                                                             GstAllocationParams * alloc_params,
+                                                             const GstAllocationParams * alloc_params,
                                                              gpointer wrapped_data,
                                                              gpointer gl_handle,
                                                              gpointer user_data,
@@ -398,7 +398,7 @@ void          gst_gl_base_memory_init      (GstGLBaseMemory * mem,
                                             GstAllocator * allocator,
                                             GstMemory * parent,
                                             GstGLContext * context,
-                                            GstAllocationParams * params,
+                                            const GstAllocationParams * params,
                                             gsize size,
                                             gpointer user_data,
                                             GDestroyNotify notify);
diff --git a/gst-libs/gst/gl/gstglbuffer.c b/gst-libs/gst/gl/gstglbuffer.c
index 52d1ece73d..a120e26368 100644
--- a/gst-libs/gst/gl/gstglbuffer.c
+++ b/gst-libs/gst/gl/gstglbuffer.c
@@ -97,7 +97,7 @@ struct create_data
 static void
 _gl_buffer_init (GstGLBuffer * mem, GstAllocator * allocator,
     GstMemory * parent, GstGLContext * context, guint gl_target, guint gl_usage,
-    GstAllocationParams * params, gsize size)
+    const GstAllocationParams * params, gsize size)
 {
   mem->target = gl_target;
   mem->usage_hints = gl_usage;
@@ -112,7 +112,7 @@ _gl_buffer_init (GstGLBuffer * mem, GstAllocator * allocator,
 static GstGLBuffer *
 _gl_buffer_new (GstAllocator * allocator, GstMemory * parent,
     GstGLContext * context, guint gl_target, guint gl_usage,
-    GstAllocationParams * params, gsize size)
+    const GstAllocationParams * params, gsize size)
 {
   GstGLBuffer *ret = g_new0 (GstGLBuffer, 1);
   _gl_buffer_init (ret, allocator, parent, context, gl_target, gl_usage,
@@ -371,7 +371,7 @@ G_DEFINE_BOXED_TYPE (GstGLBufferAllocationParams,
  */
 GstGLBufferAllocationParams *
 gst_gl_buffer_allocation_params_new (GstGLContext * context, gsize alloc_size,
-    GstAllocationParams * alloc_params, guint gl_target, guint gl_usage)
+    const GstAllocationParams * alloc_params, guint gl_target, guint gl_usage)
 {
   GstGLBufferAllocationParams *params;
 
diff --git a/gst-libs/gst/gl/gstglbuffer.h b/gst-libs/gst/gl/gstglbuffer.h
index c14a5850bf..8680e3f627 100644
--- a/gst-libs/gst/gl/gstglbuffer.h
+++ b/gst-libs/gst/gl/gstglbuffer.h
@@ -87,7 +87,7 @@ struct _GstGLBufferAllocationParams
 GST_GL_API
 GstGLBufferAllocationParams *   gst_gl_buffer_allocation_params_new     (GstGLContext * context,
                                                                          gsize alloc_size,
-                                                                         GstAllocationParams * alloc_params,
+                                                                         const GstAllocationParams * alloc_params,
                                                                          guint gl_target,
                                                                          guint gl_usage);
 
diff --git a/gst-libs/gst/gl/gstglbufferpool.c b/gst-libs/gst/gl/gstglbufferpool.c
index 15adab40cc..ac5b5939a6 100644
--- a/gst-libs/gst/gl/gstglbufferpool.c
+++ b/gst-libs/gst/gl/gstglbufferpool.c
@@ -406,7 +406,7 @@ gst_buffer_pool_config_get_gl_allocation_params (GstStructure * config)
  */
 void
 gst_buffer_pool_config_set_gl_allocation_params (GstStructure * config,
-    GstGLAllocationParams * params)
+    const GstGLAllocationParams * params)
 {
   g_return_if_fail (config != NULL);
   g_return_if_fail (params != NULL);
diff --git a/gst-libs/gst/gl/gstglbufferpool.h b/gst-libs/gst/gl/gstglbufferpool.h
index 60c24fef13..06a705da94 100644
--- a/gst-libs/gst/gl/gstglbufferpool.h
+++ b/gst-libs/gst/gl/gstglbufferpool.h
@@ -73,7 +73,7 @@ GST_GL_API
 GstGLAllocationParams * gst_buffer_pool_config_get_gl_allocation_params    (GstStructure * config);
 GST_GL_API
 void                    gst_buffer_pool_config_set_gl_allocation_params    (GstStructure * config,
-                                                                            GstGLAllocationParams * params);
+                                                                            const GstGLAllocationParams * params);
 
 G_END_DECLS
 
diff --git a/gst-libs/gst/gl/gstglcolorconvert.c b/gst-libs/gst/gl/gstglcolorconvert.c
index 663a50fcc3..51a33fcdb0 100644
--- a/gst-libs/gst/gl/gstglcolorconvert.c
+++ b/gst-libs/gst/gl/gstglcolorconvert.c
@@ -658,8 +658,8 @@ gst_gl_color_convert_reset (GstGLColorConvert * convert)
 }
 
 static gboolean
-_gst_gl_color_convert_can_passthrough_info (GstVideoInfo * in,
-    GstVideoInfo * out)
+_gst_gl_color_convert_can_passthrough_info (const GstVideoInfo * in,
+    const GstVideoInfo * out)
 {
   gint i;
 
diff --git a/gst-libs/gst/gl/gstglformat.c b/gst-libs/gst/gl/gstglformat.c
index e992cf3d52..66ffa803e8 100644
--- a/gst-libs/gst/gl/gstglformat.c
+++ b/gst-libs/gst/gl/gstglformat.c
@@ -148,8 +148,8 @@ gst_gl_format_type_n_bytes (guint format, guint type)
  * Returns: the #GstGLFormat necessary for holding the data in @plane of @vinfo
  */
 GstGLFormat
-gst_gl_format_from_video_info (GstGLContext * context, GstVideoInfo * vinfo,
-    guint plane)
+gst_gl_format_from_video_info (GstGLContext * context,
+    const GstVideoInfo * vinfo, guint plane)
 {
   gboolean texture_rg =
       gst_gl_context_check_feature (context, "GL_EXT_texture_rg")
diff --git a/gst-libs/gst/gl/gstglformat.h b/gst-libs/gst/gl/gstglformat.h
index 1e95cebdcf..0db5a1422a 100644
--- a/gst-libs/gst/gl/gstglformat.h
+++ b/gst-libs/gst/gl/gstglformat.h
@@ -140,7 +140,7 @@ guint                   gst_gl_format_type_n_bytes                  (guint forma
                                                                      guint type);
 GST_GL_API
 GstGLFormat             gst_gl_format_from_video_info               (GstGLContext * context,
-                                                                     GstVideoInfo * vinfo,
+                                                                     const GstVideoInfo * vinfo,
                                                                      guint plane);
 GST_GL_API
 guint                   gst_gl_sized_gl_format_from_gl_format_type  (GstGLContext * context,
diff --git a/gst-libs/gst/gl/gstglmemory.c b/gst-libs/gst/gl/gstglmemory.c
index fa0a1fb7b8..0ac2919be7 100644
--- a/gst-libs/gst/gl/gstglmemory.c
+++ b/gst-libs/gst/gl/gstglmemory.c
@@ -105,7 +105,7 @@ typedef struct
 } GstGLMemoryCopyParams;
 
 static inline guint
-_get_plane_width (GstVideoInfo * info, guint plane)
+_get_plane_width (const GstVideoInfo * info, guint plane)
 {
   if (GST_VIDEO_INFO_IS_YUV (info))
     /* For now component width and plane width are the same and the
@@ -117,7 +117,7 @@ _get_plane_width (GstVideoInfo * info, guint plane)
 }
 
 static inline guint
-_get_plane_height (GstVideoInfo * info, guint plane)
+_get_plane_height (const GstVideoInfo * info, guint plane)
 {
   if (GST_VIDEO_INFO_IS_YUV (info))
     /* For now component width and plane width are the same and the
@@ -316,8 +316,8 @@ _gst_gl_memory_end_log (GstGLMemory * gl_mem)
 void
 gst_gl_memory_init (GstGLMemory * mem, GstAllocator * allocator,
     GstMemory * parent, GstGLContext * context, GstGLTextureTarget target,
-    GstGLFormat tex_format, GstAllocationParams * params,
-    GstVideoInfo * info, guint plane, GstVideoAlignment * valign,
+    GstGLFormat tex_format, const GstAllocationParams * params,
+    const GstVideoInfo * info, guint plane, const GstVideoAlignment * valign,
     gpointer user_data, GDestroyNotify notify)
 {
   const gchar *target_str;
@@ -1148,7 +1148,7 @@ G_DEFINE_BOXED_TYPE (GstGLVideoAllocationParams, gst_gl_video_allocation_params,
 
 static void
 _gst_gl_video_allocation_params_set_video_alignment (GstGLVideoAllocationParams
-    * params, GstVideoAlignment * valign)
+    * params, const GstVideoAlignment * valign)
 {
   g_return_if_fail (params != NULL);
 
@@ -1191,8 +1191,8 @@ gboolean
 gst_gl_video_allocation_params_init_full (GstGLVideoAllocationParams * params,
     gsize struct_size, guint alloc_flags, GstGLAllocationParamsCopyFunc copy,
     GstGLAllocationParamsFreeFunc free, GstGLContext * context,
-    GstAllocationParams * alloc_params, GstVideoInfo * v_info,
-    guint plane, GstVideoAlignment * valign, GstGLTextureTarget target,
+    const GstAllocationParams * alloc_params, const GstVideoInfo * v_info,
+    guint plane, const GstVideoAlignment * valign, GstGLTextureTarget target,
     GstGLFormat tex_format, gpointer wrapped_data, gpointer gl_handle,
     gpointer user_data, GDestroyNotify notify)
 {
@@ -1241,8 +1241,8 @@ gst_gl_video_allocation_params_init_full (GstGLVideoAllocationParams * params,
  */
 GstGLVideoAllocationParams *
 gst_gl_video_allocation_params_new (GstGLContext * context,
-    GstAllocationParams * alloc_params, GstVideoInfo * v_info, guint plane,
-    GstVideoAlignment * valign, GstGLTextureTarget target,
+    const GstAllocationParams * alloc_params, const GstVideoInfo * v_info,
+    guint plane, const GstVideoAlignment * valign, GstGLTextureTarget target,
     GstGLFormat tex_format)
 {
   GstGLVideoAllocationParams *params = g_new0 (GstGLVideoAllocationParams, 1);
@@ -1282,8 +1282,8 @@ gst_gl_video_allocation_params_new (GstGLContext * context,
  */
 GstGLVideoAllocationParams *
 gst_gl_video_allocation_params_new_wrapped_data (GstGLContext * context,
-    GstAllocationParams * alloc_params, GstVideoInfo * v_info, guint plane,
-    GstVideoAlignment * valign, GstGLTextureTarget target,
+    const GstAllocationParams * alloc_params, const GstVideoInfo * v_info,
+    guint plane, const GstVideoAlignment * valign, GstGLTextureTarget target,
     GstGLFormat tex_format, gpointer wrapped_data, gpointer user_data,
     GDestroyNotify notify)
 {
@@ -1329,8 +1329,8 @@ gst_gl_video_allocation_params_new_wrapped_data (GstGLContext * context,
  */
 GstGLVideoAllocationParams *
 gst_gl_video_allocation_params_new_wrapped_gl_handle (GstGLContext * context,
-    GstAllocationParams * alloc_params, GstVideoInfo * v_info, guint plane,
-    GstVideoAlignment * valign, GstGLTextureTarget target,
+    const GstAllocationParams * alloc_params, const GstVideoInfo * v_info,
+    guint plane, const GstVideoAlignment * valign, GstGLTextureTarget target,
     GstGLFormat tex_format, gpointer gl_handle, gpointer user_data,
     GDestroyNotify notify)
 {
@@ -1372,8 +1372,8 @@ gst_gl_video_allocation_params_new_wrapped_gl_handle (GstGLContext * context,
  */
 GstGLVideoAllocationParams *
 gst_gl_video_allocation_params_new_wrapped_texture (GstGLContext * context,
-    GstAllocationParams * alloc_params, GstVideoInfo * v_info, guint plane,
-    GstVideoAlignment * valign, GstGLTextureTarget target,
+    const GstAllocationParams * alloc_params, const GstVideoInfo * v_info,
+    guint plane, const GstVideoAlignment * valign, GstGLTextureTarget target,
     GstGLFormat tex_format, guint tex_id, gpointer user_data,
     GDestroyNotify notify)
 {
diff --git a/gst-libs/gst/gl/gstglmemory.h b/gst-libs/gst/gl/gstglmemory.h
index d51504cf2f..ed23d021cc 100644
--- a/gst-libs/gst/gl/gstglmemory.h
+++ b/gst-libs/gst/gl/gstglmemory.h
@@ -145,10 +145,10 @@ gboolean        gst_gl_video_allocation_params_init_full        (GstGLVideoAlloc
                                                                  GstGLAllocationParamsCopyFunc copy,
                                                                  GstGLAllocationParamsFreeFunc free,
                                                                  GstGLContext * context,
-                                                                 GstAllocationParams * alloc_params,
-                                                                 GstVideoInfo * v_info,
+                                                                 const GstAllocationParams * alloc_params,
+                                                                 const GstVideoInfo * v_info,
                                                                  guint plane,
-                                                                 GstVideoAlignment * valign,
+                                                                 const GstVideoAlignment * valign,
                                                                  GstGLTextureTarget target,
                                                                  GstGLFormat tex_format,
                                                                  gpointer wrapped_data,
@@ -157,18 +157,18 @@ gboolean        gst_gl_video_allocation_params_init_full        (GstGLVideoAlloc
                                                                  GDestroyNotify notify);
 GST_GL_API
 GstGLVideoAllocationParams * gst_gl_video_allocation_params_new (GstGLContext * context,
-                                                                 GstAllocationParams * alloc_params,
-                                                                 GstVideoInfo * v_info,
+                                                                 const GstAllocationParams * alloc_params,
+                                                                 const GstVideoInfo * v_info,
                                                                  guint plane,
-                                                                 GstVideoAlignment * valign,
+                                                                 const GstVideoAlignment * valign,
                                                                  GstGLTextureTarget target,
                                                                  GstGLFormat tex_format);
 GST_GL_API
 GstGLVideoAllocationParams * gst_gl_video_allocation_params_new_wrapped_data    (GstGLContext * context,
-                                                                                 GstAllocationParams * alloc_params,
-                                                                                 GstVideoInfo * v_info,
+                                                                                 const GstAllocationParams * alloc_params,
+                                                                                 const GstVideoInfo * v_info,
                                                                                  guint plane,
-                                                                                 GstVideoAlignment * valign,
+                                                                                 const GstVideoAlignment * valign,
                                                                                  GstGLTextureTarget target,
                                                                                  GstGLFormat tex_format,
                                                                                  gpointer wrapped_data,
@@ -177,10 +177,10 @@ GstGLVideoAllocationParams * gst_gl_video_allocation_params_new_wrapped_data
 
 GST_GL_API
 GstGLVideoAllocationParams * gst_gl_video_allocation_params_new_wrapped_texture (GstGLContext * context,
-                                                                                 GstAllocationParams * alloc_params,
-                                                                                 GstVideoInfo * v_info,
+                                                                                 const GstAllocationParams * alloc_params,
+                                                                                 const GstVideoInfo * v_info,
                                                                                  guint plane,
-                                                                                 GstVideoAlignment * valign,
+                                                                                 const GstVideoAlignment * valign,
                                                                                  GstGLTextureTarget target,
                                                                                  GstGLFormat tex_format,
                                                                                  guint tex_id,
@@ -189,10 +189,10 @@ GstGLVideoAllocationParams * gst_gl_video_allocation_params_new_wrapped_texture
 
 GST_GL_API
 GstGLVideoAllocationParams * gst_gl_video_allocation_params_new_wrapped_gl_handle (GstGLContext * context,
-                                                                                 GstAllocationParams * alloc_params,
-                                                                                 GstVideoInfo * v_info,
+                                                                                 const GstAllocationParams * alloc_params,
+                                                                                 const GstVideoInfo * v_info,
                                                                                  guint plane,
-                                                                                 GstVideoAlignment * valign,
+                                                                                 const GstVideoAlignment * valign,
                                                                                  GstGLTextureTarget target,
                                                                                  GstGLFormat tex_format,
                                                                                  gpointer gl_handle,
@@ -270,10 +270,10 @@ void            gst_gl_memory_init              (GstGLMemory * mem,
                                                  GstGLContext * context,
                                                  GstGLTextureTarget target,
                                                  GstGLFormat tex_format,
-                                                 GstAllocationParams *params,
-                                                 GstVideoInfo * info,
+                                                 const GstAllocationParams *params,
+                                                 const GstVideoInfo * info,
                                                  guint plane,
-                                                 GstVideoAlignment *valign,
+                                                 const GstVideoAlignment *valign,
                                                  gpointer user_data,
                                                  GDestroyNotify notify);
 
diff --git a/gst-libs/gst/gl/gstglmemorypbo.c b/gst-libs/gst/gl/gstglmemorypbo.c
index 04c1237650..a2885448d5 100644
--- a/gst-libs/gst/gl/gstglmemorypbo.c
+++ b/gst-libs/gst/gl/gstglmemorypbo.c
@@ -122,7 +122,7 @@ typedef struct
 } GstGLMemoryPBOCopyParams;
 
 static inline guint
-_get_plane_height (GstVideoInfo * info, guint plane)
+_get_plane_height (const GstVideoInfo * info, guint plane)
 {
   if (GST_VIDEO_INFO_IS_YUV (info))
     /* For now component width and plane width are the same and the
diff --git a/gst-libs/gst/gl/gstglrenderbuffer.c b/gst-libs/gst/gl/gstglrenderbuffer.c
index ef5ce29a3e..7fa6f62eb4 100644
--- a/gst-libs/gst/gl/gstglrenderbuffer.c
+++ b/gst-libs/gst/gl/gstglrenderbuffer.c
@@ -115,7 +115,7 @@ _gl_rbo_create (GstGLRenderbuffer * gl_mem, GError ** error)
 static void
 gst_gl_renderbuffer_init (GstGLRenderbuffer * mem, GstAllocator * allocator,
     GstMemory * parent, GstGLContext * context,
-    GstGLFormat renderbuffer_format, GstAllocationParams * params,
+    GstGLFormat renderbuffer_format, const GstAllocationParams * params,
     guint width, guint height, gpointer user_data, GDestroyNotify notify)
 {
   gsize size;
@@ -379,7 +379,7 @@ static gboolean
     (GstGLRenderbufferAllocationParams * params, gsize struct_size,
     guint alloc_flags, GstGLAllocationParamsCopyFunc copy,
     GstGLAllocationParamsFreeFunc free, GstGLContext * context,
-    GstAllocationParams * alloc_params, guint width, guint height,
+    const GstAllocationParams * alloc_params, guint width, guint height,
     GstGLFormat renderbuffer_format, gpointer wrapped_data,
     gpointer gl_handle, gpointer user_data, GDestroyNotify notify)
 {
@@ -416,7 +416,7 @@ static gboolean
  */
 GstGLRenderbufferAllocationParams *
 gst_gl_renderbuffer_allocation_params_new (GstGLContext * context,
-    GstAllocationParams * alloc_params, GstGLFormat renderbuffer_format,
+    const GstAllocationParams * alloc_params, GstGLFormat renderbuffer_format,
     guint width, guint height)
 {
   GstGLRenderbufferAllocationParams *params =
@@ -455,7 +455,7 @@ gst_gl_renderbuffer_allocation_params_new (GstGLContext * context,
  */
 GstGLRenderbufferAllocationParams *
 gst_gl_renderbuffer_allocation_params_new_wrapped (GstGLContext * context,
-    GstAllocationParams * alloc_params, GstGLFormat renderbuffer_format,
+    const GstAllocationParams * alloc_params, GstGLFormat renderbuffer_format,
     guint width, guint height, gpointer gl_handle, gpointer user_data,
     GDestroyNotify notify)
 {
diff --git a/gst-libs/gst/gl/gstglrenderbuffer.h b/gst-libs/gst/gl/gstglrenderbuffer.h
index 84be3195f7..516a104279 100644
--- a/gst-libs/gst/gl/gstglrenderbuffer.h
+++ b/gst-libs/gst/gl/gstglrenderbuffer.h
@@ -128,14 +128,14 @@ struct _GstGLRenderbufferAllocationParams
 
 GST_GL_API
 GstGLRenderbufferAllocationParams *     gst_gl_renderbuffer_allocation_params_new           (GstGLContext * context,
-                                                                                             GstAllocationParams * alloc_params,
+                                                                                             const GstAllocationParams * alloc_params,
                                                                                              GstGLFormat renderbuffer_format,
                                                                                              guint width,
                                                                                              guint height);
 
 GST_GL_API
 GstGLRenderbufferAllocationParams *     gst_gl_renderbuffer_allocation_params_new_wrapped   (GstGLContext * context,
-                                                                                             GstAllocationParams * alloc_params,
+                                                                                             const GstAllocationParams * alloc_params,
                                                                                              GstGLFormat renderbuffer_format,
                                                                                              guint width,
                                                                                              guint height,
diff --git a/gst-libs/gst/gl/gstglutils.c b/gst-libs/gst/gl/gstglutils.c
index a60aa45198..05b597ed6d 100644
--- a/gst-libs/gst/gl/gstglutils.c
+++ b/gst-libs/gst/gl/gstglutils.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * GStreamer
  * Copyright (C) 2013 Matthew Waters <ystreet00@gmail.com>
  *
@@ -610,8 +610,8 @@ gst_gl_query_local_gl_context (GstElement * element, GstPadDirection direction,
  * Retrieve the size in bytes of a video plane of data with a certain alignment
  */
 gsize
-gst_gl_get_plane_data_size (GstVideoInfo * info, GstVideoAlignment * align,
-    guint plane)
+gst_gl_get_plane_data_size (const GstVideoInfo * info,
+    const GstVideoAlignment * align, guint plane)
 {
   gint padded_height;
   gsize plane_size;
@@ -639,8 +639,8 @@ gst_gl_get_plane_data_size (GstVideoInfo * info, GstVideoAlignment * align,
  *          and where the data from the previous plane ends.
  */
 gsize
-gst_gl_get_plane_start (GstVideoInfo * info, GstVideoAlignment * valign,
-    guint plane)
+gst_gl_get_plane_start (const GstVideoInfo * info,
+    const GstVideoAlignment * valign, guint plane)
 {
   gsize plane_start;
   gint i;
diff --git a/gst-libs/gst/gl/gstglutils.h b/gst-libs/gst/gl/gstglutils.h
index 0064d2964f..bbae73e6db 100644
--- a/gst-libs/gst/gl/gstglutils.h
+++ b/gst-libs/gst/gl/gstglutils.h
@@ -32,10 +32,10 @@ GST_GL_API
 gboolean gst_gl_ensure_element_data (gpointer element,
     GstGLDisplay **display_ptr, GstGLContext ** other_context_ptr);
 GST_GL_API
-gboolean gst_gl_handle_set_context (GstElement * element, GstContext * context, 
+gboolean gst_gl_handle_set_context (GstElement * element, GstContext * context,
     GstGLDisplay ** display, GstGLContext ** other_context);
 GST_GL_API
-gboolean gst_gl_handle_context_query (GstElement * element, GstQuery * query, 
+gboolean gst_gl_handle_context_query (GstElement * element, GstQuery * query,
     GstGLDisplay * display, GstGLContext * context, GstGLContext * other_context);
 GST_GL_API
 gboolean gst_gl_query_local_gl_context (GstElement * element, GstPadDirection direction,
@@ -45,10 +45,10 @@ GST_GL_API
 void gst_gl_element_propagate_display_context (GstElement * element, GstGLDisplay * display);
 
 GST_GL_API
-gsize gst_gl_get_plane_data_size (GstVideoInfo * info, GstVideoAlignment * align,
+gsize gst_gl_get_plane_data_size (const GstVideoInfo * info, const GstVideoAlignment * align,
     guint plane);
 GST_GL_API
-gsize gst_gl_get_plane_start (GstVideoInfo * info, GstVideoAlignment * valign,
+gsize gst_gl_get_plane_start (const GstVideoInfo * info, const GstVideoAlignment * valign,
     guint plane);
 
 GST_GL_API
diff --git a/gst-libs/gst/gl/gstglviewconvert.c b/gst-libs/gst/gl/gstglviewconvert.c
index aab126f982..6931f916ac 100644
--- a/gst-libs/gst/gl/gstglviewconvert.c
+++ b/gst-libs/gst/gl/gstglviewconvert.c
@@ -376,8 +376,8 @@ gst_gl_view_convert_set_context (GstGLViewConvert * viewconvert,
 
 static gboolean
 _view_convert_set_format (GstGLViewConvert * viewconvert,
-    GstVideoInfo * in_info, GstGLTextureTarget from_target,
-    GstVideoInfo * out_info, GstGLTextureTarget to_target)
+    const GstVideoInfo * in_info, GstGLTextureTarget from_target,
+    const GstVideoInfo * out_info, GstGLTextureTarget to_target)
 {
   gboolean passthrough;
   g_return_val_if_fail (GST_IS_GL_VIEW_CONVERT (viewconvert), FALSE);
diff --git a/gst-libs/gst/pbutils/gstaudiovisualizer.c b/gst-libs/gst/pbutils/gstaudiovisualizer.c
index 91a02fc7dc..9482b1067c 100644
--- a/gst-libs/gst/pbutils/gstaudiovisualizer.c
+++ b/gst-libs/gst/pbutils/gstaudiovisualizer.c
@@ -844,7 +844,7 @@ no_format:
 static gboolean
 gst_audio_visualizer_set_allocation (GstAudioVisualizer * scope,
     GstBufferPool * pool, GstAllocator * allocator,
-    GstAllocationParams * params, GstQuery * query)
+    const GstAllocationParams * params, GstQuery * query)
 {
   GstAllocator *oldalloc;
   GstBufferPool *oldpool;
diff --git a/gst-libs/gst/video/gstvideopool.c b/gst-libs/gst/video/gstvideopool.c
index 7cfd367e35..fd4198d79f 100644
--- a/gst-libs/gst/video/gstvideopool.c
+++ b/gst-libs/gst/video/gstvideopool.c
@@ -50,7 +50,7 @@ GST_DEBUG_CATEGORY_STATIC (gst_video_pool_debug);
  */
 void
 gst_buffer_pool_config_set_video_alignment (GstStructure * config,
-    GstVideoAlignment * align)
+    const GstVideoAlignment * align)
 {
   g_return_if_fail (config != NULL);
   g_return_if_fail (align != NULL);
diff --git a/gst-libs/gst/video/gstvideopool.h b/gst-libs/gst/video/gstvideopool.h
index 01e9abd0f7..6fd0db1bcd 100644
--- a/gst-libs/gst/video/gstvideopool.h
+++ b/gst-libs/gst/video/gstvideopool.h
@@ -48,7 +48,7 @@ G_BEGIN_DECLS
 /* setting a bufferpool config */
 
 GST_VIDEO_API
-void             gst_buffer_pool_config_set_video_alignment  (GstStructure *config, GstVideoAlignment *align);
+void             gst_buffer_pool_config_set_video_alignment  (GstStructure *config, const GstVideoAlignment *align);
 
 GST_VIDEO_API
 gboolean         gst_buffer_pool_config_get_video_alignment  (GstStructure *config, GstVideoAlignment *align);
diff --git a/gst-libs/gst/video/video-converter.c b/gst-libs/gst/video/video-converter.c
index 7d921a70db..a259113480 100644
--- a/gst-libs/gst/video/video-converter.c
+++ b/gst-libs/gst/video/video-converter.c
@@ -2249,8 +2249,8 @@ convert_get_alpha_mode (GstVideoConverter * convert)
  * Since: 1.20
  */
 GstVideoConverter *
-gst_video_converter_new_with_pool (GstVideoInfo * in_info,
-    GstVideoInfo * out_info, GstStructure * config, GstTaskPool * pool)
+gst_video_converter_new_with_pool (const GstVideoInfo * in_info,
+    const GstVideoInfo * out_info, GstStructure * config, GstTaskPool * pool)
 {
   GstVideoConverter *convert;
   GstLineCache *prev;
@@ -2490,8 +2490,8 @@ no_pack_func:
  * Since: 1.6
  */
 GstVideoConverter *
-gst_video_converter_new (GstVideoInfo * in_info, GstVideoInfo * out_info,
-    GstStructure * config)
+gst_video_converter_new (const GstVideoInfo * in_info,
+    const GstVideoInfo * out_info, GstStructure * config)
 {
   return gst_video_converter_new_with_pool (in_info, out_info, config, NULL);
 }
diff --git a/gst-libs/gst/video/video-converter.h b/gst-libs/gst/video/video-converter.h
index 5c82d4486e..bda85fbdfa 100644
--- a/gst-libs/gst/video/video-converter.h
+++ b/gst-libs/gst/video/video-converter.h
@@ -276,13 +276,13 @@ typedef enum {
 typedef struct _GstVideoConverter GstVideoConverter;
 
 GST_VIDEO_API
-GstVideoConverter *  gst_video_converter_new            (GstVideoInfo *in_info,
-                                                         GstVideoInfo *out_info,
+GstVideoConverter *  gst_video_converter_new            (const GstVideoInfo *in_info,
+                                                         const GstVideoInfo *out_info,
                                                          GstStructure *config);
 
 GST_VIDEO_API
-GstVideoConverter * gst_video_converter_new_with_pool   (GstVideoInfo * in_info,
-                                                         GstVideoInfo * out_info,
+GstVideoConverter * gst_video_converter_new_with_pool   (const GstVideoInfo * in_info,
+                                                         const GstVideoInfo * out_info,
                                                          GstStructure * config,
                                                          GstTaskPool  * pool);
 
diff --git a/gst-libs/gst/video/video-frame.c b/gst-libs/gst/video/video-frame.c
index 04500bd2de..c969bc75d4 100644
--- a/gst-libs/gst/video/video-frame.c
+++ b/gst-libs/gst/video/video-frame.c
@@ -67,7 +67,7 @@ video_frame_get_perf_category (void)
  * Returns: %TRUE on success.
  */
 gboolean
-gst_video_frame_map_id (GstVideoFrame * frame, GstVideoInfo * info,
+gst_video_frame_map_id (GstVideoFrame * frame, const GstVideoInfo * info,
     GstBuffer * buffer, gint id, GstMapFlags flags)
 {
   GstVideoMeta *meta;
@@ -240,7 +240,7 @@ invalid_size:
  * Returns: %TRUE on success.
  */
 gboolean
-gst_video_frame_map (GstVideoFrame * frame, GstVideoInfo * info,
+gst_video_frame_map (GstVideoFrame * frame, const GstVideoInfo * info,
     GstBuffer * buffer, GstMapFlags flags)
 {
   return gst_video_frame_map_id (frame, info, buffer, -1, flags);
diff --git a/gst-libs/gst/video/video-frame.h b/gst-libs/gst/video/video-frame.h
index 79c182b2a7..f3925c47de 100644
--- a/gst-libs/gst/video/video-frame.h
+++ b/gst-libs/gst/video/video-frame.h
@@ -94,11 +94,11 @@ struct _GstVideoFrame {
 };
 
 GST_VIDEO_API
-gboolean    gst_video_frame_map           (GstVideoFrame *frame, GstVideoInfo *info,
+gboolean    gst_video_frame_map           (GstVideoFrame *frame, const GstVideoInfo *info,
                                            GstBuffer *buffer, GstMapFlags flags);
 
 GST_VIDEO_API
-gboolean    gst_video_frame_map_id        (GstVideoFrame *frame, GstVideoInfo *info,
+gboolean    gst_video_frame_map_id        (GstVideoFrame *frame, const GstVideoInfo *info,
                                            GstBuffer *buffer, gint id, GstMapFlags flags);
 
 GST_VIDEO_API
diff --git a/gst-libs/gst/video/video-info.c b/gst-libs/gst/video/video-info.c
index 43f24350c9..faf6adbf3a 100644
--- a/gst-libs/gst/video/video-info.c
+++ b/gst-libs/gst/video/video-info.c
@@ -1208,7 +1208,7 @@ fill_planes (GstVideoInfo * info, gsize plane_size[GST_VIDEO_MAX_PLANES])
  * Returns: TRUE if the conversion was successful.
  */
 gboolean
-gst_video_info_convert (GstVideoInfo * info,
+gst_video_info_convert (const GstVideoInfo * info,
     GstFormat src_format, gint64 src_value,
     GstFormat dest_format, gint64 * dest_value)
 {
@@ -1324,6 +1324,9 @@ done:
  * @align: alignment parameters
  * @plane_size: (out) (allow-none): array used to store the plane sizes
  *
+ * Extra padding will be added to the right side when stride alignment padding
+ * is required and @align will be updated with the new padding values.
+ *
  * This variant of gst_video_info_align() provides the updated size, in bytes,
  * of each video plane after the alignment, including all horizontal and vertical
  * paddings.
diff --git a/gst-libs/gst/video/video-info.h b/gst-libs/gst/video/video-info.h
index 6ec3b92697..d3ff1ba965 100644
--- a/gst-libs/gst/video/video-info.h
+++ b/gst-libs/gst/video/video-info.h
@@ -455,7 +455,7 @@ GST_VIDEO_API
 GstCaps *      gst_video_info_to_caps     (const GstVideoInfo *info);
 
 GST_VIDEO_API
-gboolean       gst_video_info_convert     (GstVideoInfo *info,
+gboolean       gst_video_info_convert     (const GstVideoInfo *info,
                                            GstFormat     src_format,
                                            gint64        src_value,
                                            GstFormat     dest_format,
diff --git a/gst-libs/gst/video/video-overlay-composition.c b/gst-libs/gst/video/video-overlay-composition.c
index 315e91f7e1..a7cd415182 100644
--- a/gst-libs/gst/video/video-overlay-composition.c
+++ b/gst-libs/gst/video/video-overlay-composition.c
@@ -1078,8 +1078,9 @@ gst_video_overlay_rectangle_apply_global_alpha (GstVideoOverlayRectangle * rect,
 }
 
 static void
-gst_video_overlay_rectangle_convert (GstVideoInfo * src, GstBuffer * src_buffer,
-    GstVideoFormat dest_format, GstVideoInfo * dest, GstBuffer ** dest_buffer)
+gst_video_overlay_rectangle_convert (const GstVideoInfo * src,
+    GstBuffer * src_buffer, GstVideoFormat dest_format, GstVideoInfo * dest,
+    GstBuffer ** dest_buffer)
 {
   gint width, height, stride;
   GstVideoFrame src_frame, dest_frame;
diff --git a/gst/compositor/compositor.c b/gst/compositor/compositor.c
index 12e24d1896..f9d012a96b 100644
--- a/gst/compositor/compositor.c
+++ b/gst/compositor/compositor.c
@@ -612,7 +612,7 @@ G_DEFINE_TYPE_WITH_CODE (GstCompositor, gst_compositor,
         gst_compositor_child_proxy_init));
 
 static gboolean
-set_functions (GstCompositor * self, GstVideoInfo * info)
+set_functions (GstCompositor * self, const GstVideoInfo * info)
 {
   gboolean ret = FALSE;
 
diff --git a/gst/videoscale/gstvideoscale.c b/gst/videoscale/gstvideoscale.c
index f73950c367..04832579d1 100644
--- a/gst/videoscale/gstvideoscale.c
+++ b/gst/videoscale/gstvideoscale.c
@@ -47,7 +47,7 @@
  *
  */
 
-/* 
+/*
  * Formulas for PAR, DAR, width and height relations:
  *
  * dar_n   w   par_n
@@ -57,7 +57,7 @@
  * par_n    h   dar_n
  * ----- =  - * -----
  * par_d    w   dar_d
- * 
+ *
  *         dar_n   par_d
  * w = h * ----- * -----
  *         dar_d   par_n
diff --git a/sys/xvimage/xvcontext.c b/sys/xvimage/xvcontext.c
index 152746e538..69d6884ddc 100644
--- a/sys/xvimage/xvcontext.c
+++ b/sys/xvimage/xvcontext.c
@@ -886,7 +886,8 @@ gst_xvcontext_update_colorbalance (GstXvContext * context,
 /* This function tries to get a format matching with a given caps in the
    supported list of formats we generated in gst_xvimagesink_get_xv_support */
 gint
-gst_xvcontext_get_format_from_info (GstXvContext * context, GstVideoInfo * info)
+gst_xvcontext_get_format_from_info (GstXvContext * context,
+    const GstVideoInfo * info)
 {
   GList *list = NULL;
 
diff --git a/sys/xvimage/xvcontext.h b/sys/xvimage/xvcontext.h
index 68cbdb7477..701b527fa6 100644
--- a/sys/xvimage/xvcontext.h
+++ b/sys/xvimage/xvcontext.h
@@ -196,7 +196,7 @@ gst_xvcontext_unref (GstXvContext * xvcontext)
 }
 
 gint            gst_xvcontext_get_format_from_info      (GstXvContext * xvcontext,
-                                                         GstVideoInfo * info);
+                                                         const GstVideoInfo * info);
 
 
 void            gst_xvcontext_set_synchronous           (GstXvContext * xvcontext,
diff --git a/tests/check/libs/gstglmemory.c b/tests/check/libs/gstglmemory.c
index 23489bf90b..16a8cd6d8c 100644
--- a/tests/check/libs/gstglmemory.c
+++ b/tests/check/libs/gstglmemory.c
@@ -100,7 +100,8 @@ GST_START_TEST (test_allocator_pbo_alloc)
 GST_END_TEST;
 
 static GstMemory *
-create_memory (const gchar * allocator_name, GstVideoInfo * v_info, guint plane)
+create_memory (const gchar * allocator_name, const GstVideoInfo * v_info,
+    guint plane)
 {
   GstAllocator *gl_allocator;
   GstGLBaseMemoryAllocator *base_mem_alloc;
@@ -194,7 +195,7 @@ GST_START_TEST (test_memory_copy)
 GST_END_TEST;
 
 static GstMemory *
-wrap_raw_data (const gchar * allocator_name, GstVideoInfo * v_info,
+wrap_raw_data (const gchar * allocator_name, const GstVideoInfo * v_info,
     guint plane, guint8 * data)
 {
   GstAllocator *gl_allocator;