glmemorypbo: implement GstGLBaseMemory:alloc

Uses the GstGLVideoAllocationParams parameters
This commit is contained in:
Matthew Waters 2015-12-16 18:30:59 +11:00
parent bfb4c446bc
commit d2c5fc3e87
2 changed files with 52 additions and 11 deletions

View file

@ -250,8 +250,8 @@ static void
_gl_mem_init (GstGLMemoryPBO * mem, GstAllocator * allocator,
GstMemory * parent, GstGLContext * context, GstGLTextureTarget target,
GstAllocationParams * params, GstVideoInfo * info,
GstVideoAlignment * valign, guint plane, gpointer user_data,
GDestroyNotify notify)
guint plane, GstVideoAlignment * valign, GDestroyNotify notify,
gpointer user_data)
{
gst_gl_memory_init ((GstGLMemory *) mem, allocator, parent,
context, target, params, info, plane, valign, notify, user_data);
@ -261,15 +261,15 @@ static GstGLMemoryPBO *
_gl_mem_new (GstAllocator * allocator, GstMemory * parent,
GstGLContext * context, GstGLTextureTarget target,
GstAllocationParams * params, GstVideoInfo * info,
GstVideoAlignment * valign, guint plane, gpointer user_data,
GDestroyNotify notify)
guint plane, GstVideoAlignment * valign, GDestroyNotify notify,
gpointer user_data)
{
GstGLMemoryPBO *mem;
mem = g_slice_new0 (GstGLMemoryPBO);
mem->mem.texture_wrapped = FALSE;
_gl_mem_init (mem, allocator, parent, context, target, params, info, valign,
plane, user_data, notify);
_gl_mem_init (mem, allocator, parent, context, target, params, info, plane,
valign, notify, user_data);
return mem;
}
@ -629,8 +629,8 @@ _gl_mem_copy (GstGLMemoryPBO * src, gssize offset, gssize size)
}
dest = (GstMemory *) _gl_mem_new (allocator, NULL, src->mem.mem.context,
src->mem.tex_target, &params, &src->mem.info, &src->mem.valign,
src->mem.plane, NULL, NULL);
src->mem.tex_target, &params, &src->mem.info, src->mem.plane,
&src->mem.valign, NULL, NULL);
if (GST_MEMORY_FLAG_IS_SET (src, GST_GL_BASE_MEMORY_TRANSFER_NEED_UPLOAD)) {
if (!gst_gl_base_memory_memcpy ((GstGLBaseMemory *) src,
@ -669,7 +669,7 @@ static GstMemory *
_gl_mem_alloc (GstAllocator * allocator, gsize size,
GstAllocationParams * params)
{
g_warning ("use gst_gl_memory_pbo_alloc () to allocate from this "
g_warning ("Use gst_gl_base_memory_alloc () to allocate from this "
"GstGLMemoryPBO allocator");
return NULL;
@ -692,6 +692,46 @@ _gl_mem_free (GstAllocator * allocator, GstMemory * mem)
GST_ALLOCATOR_CLASS (parent_class)->free (allocator, mem);
}
static GstGLMemoryPBO *
_gl_mem_pbo_alloc (GstGLBaseMemoryAllocator * allocator,
GstGLVideoAllocationParams * params)
{
GstGLMemoryPBO *mem;
g_return_val_if_fail (params->
parent.alloc_flags & GST_GL_ALLOCATION_PARAMS_ALLOC_FLAG_VIDEO, NULL);
mem = g_new0 (GstGLMemoryPBO, 1);
if (params->
parent.alloc_flags & GST_GL_ALLOCATION_PARAMS_ALLOC_FLAG_WRAP_GPU_HANDLE)
{
mem->mem.tex_id = params->parent.gl_handle;
mem->mem.texture_wrapped = TRUE;
}
_gl_mem_init (mem, GST_ALLOCATOR_CAST (allocator), NULL,
params->parent.context, params->target, params->parent.alloc_params,
params->v_info, params->plane, params->valign, params->parent.notify,
params->parent.user_data);
if (params->
parent.alloc_flags & GST_GL_ALLOCATION_PARAMS_ALLOC_FLAG_WRAP_GPU_HANDLE)
{
GST_MINI_OBJECT_FLAG_SET (mem, GST_GL_BASE_MEMORY_TRANSFER_NEED_DOWNLOAD);
}
if (params->
parent.alloc_flags & GST_GL_ALLOCATION_PARAMS_ALLOC_FLAG_WRAP_SYSMEM) {
mem->pbo->mem.data = params->parent.wrapped_data;
GST_MINI_OBJECT_FLAG_SET (mem, GST_GL_BASE_MEMORY_TRANSFER_NEED_UPLOAD);
GST_MINI_OBJECT_FLAG_SET (mem->pbo,
GST_GL_BASE_MEMORY_TRANSFER_NEED_UPLOAD);
}
return mem;
}
static void
gst_gl_memory_pbo_allocator_class_init (GstGLMemoryPBOAllocatorClass * klass)
{
@ -703,6 +743,7 @@ gst_gl_memory_pbo_allocator_class_init (GstGLMemoryPBOAllocatorClass * klass)
gl_base = (GstGLBaseMemoryAllocatorClass *) klass;
allocator_class = (GstAllocatorClass *) klass;
gl_base->alloc = (GstGLBaseMemoryAllocatorAllocFunction) _gl_mem_pbo_alloc;
gl_base->create = (GstGLBaseMemoryAllocatorCreateFunction) _gl_mem_create;
gl_tex->map = (GstGLBaseMemoryAllocatorMapFunction) _gl_mem_map;
gl_tex->unmap = (GstGLBaseMemoryAllocatorUnmapFunction) _gl_mem_unmap;

View file

@ -61,8 +61,8 @@ struct _GstGLMemoryPBO
*/
#define GST_GL_MEMORY_PBO_ALLOCATOR_NAME "GLMemoryPBO"
void gst_gl_memory_pbo_init_once (void);
gboolean gst_is_gl_memory_pbo (GstMemory * mem);
void gst_gl_memory_pbo_init_once (void);
gboolean gst_is_gl_memory_pbo (GstMemory * mem);
GstMemory * gst_gl_memory_pbo_alloc (GstGLContext * context,
GstGLTextureTarget target,