mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-09-08 13:18:52 +00:00
When the glupload element renegotiates the caps, set_caps will reset the method_impl to NULL, but the method will be kept. transform_caps tries to use the method_impl to transform the caps, because a method is set, but will segfault.
2044 lines
55 KiB
C
2044 lines
55 KiB
C
/*
|
|
* GStreamer
|
|
* Copyright (C) 2012-2014 Matthew Waters <ystree00@gmail.com>
|
|
* Copyright (C) 2017 Sebastian Dröge <sebastian@centricular.com>
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
|
|
#include <stdio.h>
|
|
|
|
#include "gl.h"
|
|
#include "gstglupload.h"
|
|
|
|
#if GST_GL_HAVE_PLATFORM_EGL
|
|
#include "egl/gsteglimage.h"
|
|
#include "egl/gstglmemoryegl.h"
|
|
#include "egl/gstglcontext_egl.h"
|
|
#endif
|
|
|
|
#if GST_GL_HAVE_DMABUF
|
|
#include <gst/allocators/gstdmabuf.h>
|
|
#endif
|
|
|
|
#if GST_GL_HAVE_VIV_DIRECTVIV
|
|
#include <gst/allocators/gstphysmemory.h>
|
|
#include <gst/gl/gstglfuncs.h>
|
|
#endif
|
|
|
|
/**
|
|
* SECTION:gstglupload
|
|
* @title: GstGLUpload
|
|
* @short_description: an object that uploads to GL textures
|
|
* @see_also: #GstGLDownload, #GstGLMemory
|
|
*
|
|
* #GstGLUpload is an object that uploads data from system memory into GL textures.
|
|
*
|
|
* A #GstGLUpload can be created with gst_gl_upload_new()
|
|
*/
|
|
|
|
#define USING_OPENGL(context) (gst_gl_context_check_gl_version (context, GST_GL_API_OPENGL, 1, 0))
|
|
#define USING_OPENGL3(context) (gst_gl_context_check_gl_version (context, GST_GL_API_OPENGL3, 3, 1))
|
|
#define USING_GLES(context) (gst_gl_context_check_gl_version (context, GST_GL_API_GLES, 1, 0))
|
|
#define USING_GLES2(context) (gst_gl_context_check_gl_version (context, GST_GL_API_GLES2, 2, 0))
|
|
#define USING_GLES3(context) (gst_gl_context_check_gl_version (context, GST_GL_API_GLES2, 3, 0))
|
|
|
|
GST_DEBUG_CATEGORY_STATIC (gst_gl_upload_debug);
|
|
#define GST_CAT_DEFAULT gst_gl_upload_debug
|
|
|
|
static void gst_gl_upload_finalize (GObject * object);
|
|
|
|
static GstGLTextureTarget
|
|
_caps_get_texture_target (GstCaps * caps, GstGLTextureTarget default_target)
|
|
{
|
|
GstGLTextureTarget ret = 0;
|
|
GstStructure *s = gst_caps_get_structure (caps, 0);
|
|
|
|
if (gst_structure_has_field_typed (s, "texture-target", G_TYPE_STRING)) {
|
|
const gchar *target_str = gst_structure_get_string (s, "texture-target");
|
|
ret = gst_gl_texture_target_from_string (target_str);
|
|
}
|
|
|
|
if (!ret)
|
|
ret = default_target;
|
|
|
|
return ret;
|
|
}
|
|
|
|
/* Define the maximum number of planes we can upload - handle 2 views per buffer */
|
|
#define GST_GL_UPLOAD_MAX_PLANES (GST_VIDEO_MAX_PLANES * 2)
|
|
|
|
typedef struct _UploadMethod UploadMethod;
|
|
|
|
struct _GstGLUploadPrivate
|
|
{
|
|
GstVideoInfo in_info;
|
|
GstVideoInfo out_info;
|
|
GstCaps *in_caps;
|
|
GstCaps *out_caps;
|
|
|
|
GstBuffer *outbuf;
|
|
|
|
/* all method impl pointers */
|
|
gpointer *upload_impl;
|
|
|
|
/* current method */
|
|
const UploadMethod *method;
|
|
gpointer method_impl;
|
|
int method_i;
|
|
|
|
/* saved method for reconfigure */
|
|
int saved_method_i;
|
|
};
|
|
|
|
#define DEBUG_INIT \
|
|
GST_DEBUG_CATEGORY_INIT (gst_gl_upload_debug, "glupload", 0, "upload");
|
|
|
|
G_DEFINE_TYPE_WITH_CODE (GstGLUpload, gst_gl_upload, GST_TYPE_OBJECT,
|
|
G_ADD_PRIVATE (GstGLUpload) DEBUG_INIT);
|
|
|
|
static GstCaps *
|
|
_set_caps_features_with_passthrough (const GstCaps * caps,
|
|
const gchar * feature_name, GstCapsFeatures * passthrough)
|
|
{
|
|
guint i, j, m, n;
|
|
GstCaps *tmp;
|
|
|
|
tmp = gst_caps_new_empty ();
|
|
|
|
n = gst_caps_get_size (caps);
|
|
for (i = 0; i < n; i++) {
|
|
GstCapsFeatures *features, *orig_features;
|
|
GstStructure *s = gst_caps_get_structure (caps, i);
|
|
|
|
orig_features = gst_caps_get_features (caps, i);
|
|
features = gst_caps_features_new (feature_name, NULL);
|
|
|
|
if (gst_caps_features_is_any (orig_features)) {
|
|
/* if we have any features, we add both the features with and without @passthrough */
|
|
gst_caps_append_structure_full (tmp, gst_structure_copy (s),
|
|
gst_caps_features_copy (features));
|
|
|
|
m = gst_caps_features_get_size (passthrough);
|
|
for (j = 0; j < m; j++) {
|
|
const gchar *feature = gst_caps_features_get_nth (passthrough, j);
|
|
|
|
/* if we already have the features */
|
|
if (gst_caps_features_contains (features, feature))
|
|
continue;
|
|
|
|
gst_caps_features_add (features, feature);
|
|
}
|
|
} else {
|
|
m = gst_caps_features_get_size (orig_features);
|
|
for (j = 0; j < m; j++) {
|
|
const gchar *feature = gst_caps_features_get_nth (orig_features, j);
|
|
|
|
/* if we already have the features */
|
|
if (gst_caps_features_contains (features, feature))
|
|
continue;
|
|
|
|
if (g_strcmp0 (feature, GST_CAPS_FEATURE_MEMORY_SYSTEM_MEMORY) == 0)
|
|
continue;
|
|
|
|
if (gst_caps_features_contains (passthrough, feature)) {
|
|
gst_caps_features_add (features, feature);
|
|
}
|
|
}
|
|
}
|
|
|
|
gst_caps_append_structure_full (tmp, gst_structure_copy (s), features);
|
|
}
|
|
|
|
return tmp;
|
|
}
|
|
|
|
static GstCaps *
|
|
_caps_intersect_texture_target (GstCaps * caps, GstGLTextureTarget target_mask)
|
|
{
|
|
GValue targets = G_VALUE_INIT;
|
|
GstCaps *ret, *target;
|
|
|
|
target = gst_caps_copy (caps);
|
|
gst_gl_value_set_texture_target_from_mask (&targets, target_mask);
|
|
gst_caps_set_value (target, "texture-target", &targets);
|
|
|
|
ret = gst_caps_intersect_full (caps, target, GST_CAPS_INTERSECT_FIRST);
|
|
|
|
g_value_unset (&targets);
|
|
gst_caps_unref (target);
|
|
return ret;
|
|
}
|
|
|
|
typedef enum
|
|
{
|
|
METHOD_FLAG_CAN_SHARE_CONTEXT = 1,
|
|
} GstGLUploadMethodFlags;
|
|
|
|
struct _UploadMethod
|
|
{
|
|
const gchar *name;
|
|
GstGLUploadMethodFlags flags;
|
|
|
|
GstStaticCaps *input_template_caps;
|
|
|
|
gpointer (*new) (GstGLUpload * upload);
|
|
GstCaps *(*transform_caps) (gpointer impl, GstGLContext * context,
|
|
GstPadDirection direction, GstCaps * caps);
|
|
gboolean (*accept) (gpointer impl, GstBuffer * buffer, GstCaps * in_caps,
|
|
GstCaps * out_caps);
|
|
void (*propose_allocation) (gpointer impl, GstQuery * decide_query,
|
|
GstQuery * query);
|
|
GstGLUploadReturn (*perform) (gpointer impl, GstBuffer * buffer,
|
|
GstBuffer ** outbuf);
|
|
void (*free) (gpointer impl);
|
|
} _UploadMethod;
|
|
|
|
struct GLMemoryUpload
|
|
{
|
|
GstGLUpload *upload;
|
|
GstGLTextureTarget input_target;
|
|
GstGLTextureTarget output_target;
|
|
};
|
|
|
|
static gpointer
|
|
_gl_memory_upload_new (GstGLUpload * upload)
|
|
{
|
|
struct GLMemoryUpload *mem = g_new0 (struct GLMemoryUpload, 1);
|
|
|
|
mem->upload = upload;
|
|
mem->input_target = GST_GL_TEXTURE_TARGET_NONE;
|
|
mem->output_target = GST_GL_TEXTURE_TARGET_NONE;
|
|
|
|
return mem;
|
|
}
|
|
|
|
static GstCaps *
|
|
_gl_memory_upload_transform_caps (gpointer impl, GstGLContext * context,
|
|
GstPadDirection direction, GstCaps * caps)
|
|
{
|
|
struct GLMemoryUpload *upload = impl;
|
|
GstCapsFeatures *passthrough =
|
|
gst_caps_features_from_string
|
|
(GST_CAPS_FEATURE_META_GST_VIDEO_OVERLAY_COMPOSITION);
|
|
GstCaps *ret;
|
|
|
|
ret =
|
|
_set_caps_features_with_passthrough (caps,
|
|
GST_CAPS_FEATURE_MEMORY_GL_MEMORY, passthrough);
|
|
|
|
gst_caps_features_free (passthrough);
|
|
|
|
if (direction == GST_PAD_SINK) {
|
|
GstCaps *tmp;
|
|
GstGLTextureTarget target_mask;
|
|
|
|
if (upload->input_target != GST_GL_TEXTURE_TARGET_NONE) {
|
|
target_mask = 1 << upload->input_target;
|
|
} else {
|
|
target_mask = 1 << GST_GL_TEXTURE_TARGET_2D |
|
|
1 << GST_GL_TEXTURE_TARGET_RECTANGLE |
|
|
1 << GST_GL_TEXTURE_TARGET_EXTERNAL_OES;
|
|
}
|
|
|
|
tmp = _caps_intersect_texture_target (ret, target_mask);
|
|
gst_caps_unref (ret);
|
|
ret = tmp;
|
|
} else {
|
|
gint i, n;
|
|
|
|
n = gst_caps_get_size (ret);
|
|
for (i = 0; i < n; i++) {
|
|
GstStructure *s = gst_caps_get_structure (ret, i);
|
|
|
|
gst_structure_remove_fields (s, "texture-target", NULL);
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static gboolean
|
|
_gl_memory_upload_accept (gpointer impl, GstBuffer * buffer, GstCaps * in_caps,
|
|
GstCaps * out_caps)
|
|
{
|
|
struct GLMemoryUpload *upload = impl;
|
|
GstCapsFeatures *features;
|
|
int i;
|
|
|
|
features = gst_caps_get_features (out_caps, 0);
|
|
if (!gst_caps_features_contains (features, GST_CAPS_FEATURE_MEMORY_GL_MEMORY))
|
|
return FALSE;
|
|
|
|
features = gst_caps_get_features (in_caps, 0);
|
|
if (!gst_caps_features_contains (features, GST_CAPS_FEATURE_MEMORY_GL_MEMORY)
|
|
&& !gst_caps_features_contains (features,
|
|
GST_CAPS_FEATURE_MEMORY_SYSTEM_MEMORY))
|
|
return FALSE;
|
|
|
|
if (buffer) {
|
|
GstVideoInfo *in_info = &upload->upload->priv->in_info;
|
|
guint expected_memories = GST_VIDEO_INFO_N_PLANES (in_info);
|
|
|
|
/* Support stereo views for separated multiview mode */
|
|
if (GST_VIDEO_INFO_MULTIVIEW_MODE (in_info) ==
|
|
GST_VIDEO_MULTIVIEW_MODE_SEPARATED)
|
|
expected_memories *= GST_VIDEO_INFO_VIEWS (in_info);
|
|
|
|
if (gst_buffer_n_memory (buffer) != expected_memories)
|
|
return FALSE;
|
|
|
|
for (i = 0; i < expected_memories; i++) {
|
|
GstMemory *mem = gst_buffer_peek_memory (buffer, i);
|
|
|
|
if (!gst_is_gl_memory (mem))
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static void
|
|
_gl_memory_upload_propose_allocation (gpointer impl, GstQuery * decide_query,
|
|
GstQuery * query)
|
|
{
|
|
struct GLMemoryUpload *upload = impl;
|
|
GstBufferPool *pool = NULL;
|
|
guint n_pools, i;
|
|
GstCaps *caps;
|
|
GstCapsFeatures *features;
|
|
|
|
gst_query_parse_allocation (query, &caps, NULL);
|
|
if (caps == NULL)
|
|
goto invalid_caps;
|
|
features = gst_caps_get_features (caps, 0);
|
|
|
|
/* Only offer our custom allocator if that type of memory was negotiated. */
|
|
if (gst_caps_features_contains (features, GST_CAPS_FEATURE_MEMORY_GL_MEMORY)) {
|
|
GstAllocator *allocator;
|
|
GstAllocationParams params;
|
|
gst_allocation_params_init (¶ms);
|
|
|
|
allocator =
|
|
GST_ALLOCATOR (gst_gl_memory_allocator_get_default (upload->
|
|
upload->context));
|
|
gst_query_add_allocation_param (query, allocator, ¶ms);
|
|
gst_object_unref (allocator);
|
|
|
|
#if GST_GL_HAVE_PLATFORM_EGL
|
|
if (upload->upload->context
|
|
&& gst_gl_context_get_gl_platform (upload->upload->context) ==
|
|
GST_GL_PLATFORM_EGL) {
|
|
allocator =
|
|
GST_ALLOCATOR (gst_allocator_find (GST_GL_MEMORY_EGL_ALLOCATOR_NAME));
|
|
gst_query_add_allocation_param (query, allocator, ¶ms);
|
|
gst_object_unref (allocator);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
n_pools = gst_query_get_n_allocation_pools (query);
|
|
for (i = 0; i < n_pools; i++) {
|
|
gst_query_parse_nth_allocation_pool (query, i, &pool, NULL, NULL, NULL);
|
|
if (!GST_IS_GL_BUFFER_POOL (pool)) {
|
|
gst_object_unref (pool);
|
|
pool = NULL;
|
|
}
|
|
}
|
|
|
|
if (!pool) {
|
|
GstStructure *config;
|
|
GstVideoInfo info;
|
|
gsize size;
|
|
|
|
|
|
if (!gst_video_info_from_caps (&info, caps))
|
|
goto invalid_caps;
|
|
|
|
pool = gst_gl_buffer_pool_new (upload->upload->context);
|
|
config = gst_buffer_pool_get_config (pool);
|
|
|
|
/* the normal size of a frame */
|
|
size = info.size;
|
|
gst_buffer_pool_config_set_params (config, caps, size, 0, 0);
|
|
gst_buffer_pool_config_add_option (config,
|
|
GST_BUFFER_POOL_OPTION_GL_SYNC_META);
|
|
if (upload->upload->priv->out_caps) {
|
|
GstGLTextureTarget target;
|
|
const gchar *target_pool_option_str;
|
|
|
|
target =
|
|
_caps_get_texture_target (upload->upload->priv->out_caps,
|
|
GST_GL_TEXTURE_TARGET_2D);
|
|
target_pool_option_str =
|
|
gst_gl_texture_target_to_buffer_pool_option (target);
|
|
gst_buffer_pool_config_add_option (config, target_pool_option_str);
|
|
}
|
|
|
|
if (!gst_buffer_pool_set_config (pool, config)) {
|
|
gst_object_unref (pool);
|
|
goto config_failed;
|
|
}
|
|
|
|
gst_query_add_allocation_pool (query, pool, size, 1, 0);
|
|
}
|
|
|
|
if (pool)
|
|
gst_object_unref (pool);
|
|
|
|
return;
|
|
|
|
invalid_caps:
|
|
{
|
|
GST_WARNING_OBJECT (upload->upload, "invalid caps specified");
|
|
return;
|
|
}
|
|
config_failed:
|
|
{
|
|
GST_WARNING_OBJECT (upload->upload, "failed setting config");
|
|
return;
|
|
}
|
|
}
|
|
|
|
static GstGLUploadReturn
|
|
_gl_memory_upload_perform (gpointer impl, GstBuffer * buffer,
|
|
GstBuffer ** outbuf)
|
|
{
|
|
struct GLMemoryUpload *upload = impl;
|
|
GstGLMemory *gl_mem;
|
|
int i, n;
|
|
|
|
n = gst_buffer_n_memory (buffer);
|
|
for (i = 0; i < n; i++) {
|
|
GstMemory *mem = gst_buffer_peek_memory (buffer, i);
|
|
|
|
gl_mem = (GstGLMemory *) mem;
|
|
if (!gst_gl_context_can_share (upload->upload->context,
|
|
gl_mem->mem.context))
|
|
return GST_GL_UPLOAD_UNSHARED_GL_CONTEXT;
|
|
|
|
if (upload->output_target == GST_GL_TEXTURE_TARGET_NONE &&
|
|
upload->upload->priv->out_caps) {
|
|
upload->output_target =
|
|
_caps_get_texture_target (upload->upload->priv->out_caps,
|
|
GST_GL_TEXTURE_TARGET_NONE);
|
|
}
|
|
|
|
/* always track the last input texture target so ::transform_caps() can
|
|
* use it to build the output caps */
|
|
upload->input_target = gl_mem->tex_target;
|
|
if (upload->output_target != gl_mem->tex_target) {
|
|
*outbuf = NULL;
|
|
return GST_GL_UPLOAD_RECONFIGURE;
|
|
}
|
|
|
|
if (gst_is_gl_memory_pbo (mem))
|
|
gst_gl_memory_pbo_upload_transfer ((GstGLMemoryPBO *) mem);
|
|
}
|
|
|
|
*outbuf = gst_buffer_ref (buffer);
|
|
|
|
return GST_GL_UPLOAD_DONE;
|
|
}
|
|
|
|
static void
|
|
_gl_memory_upload_free (gpointer impl)
|
|
{
|
|
g_free (impl);
|
|
}
|
|
|
|
|
|
static GstStaticCaps _gl_memory_upload_caps =
|
|
GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE_WITH_FEATURES
|
|
(GST_CAPS_FEATURE_MEMORY_GL_MEMORY, GST_GL_MEMORY_VIDEO_FORMATS_STR));
|
|
|
|
static const UploadMethod _gl_memory_upload = {
|
|
"GLMemory",
|
|
METHOD_FLAG_CAN_SHARE_CONTEXT,
|
|
&_gl_memory_upload_caps,
|
|
&_gl_memory_upload_new,
|
|
&_gl_memory_upload_transform_caps,
|
|
&_gl_memory_upload_accept,
|
|
&_gl_memory_upload_propose_allocation,
|
|
&_gl_memory_upload_perform,
|
|
&_gl_memory_upload_free
|
|
};
|
|
|
|
#if GST_GL_HAVE_DMABUF
|
|
struct DmabufUpload
|
|
{
|
|
GstGLUpload *upload;
|
|
|
|
GstEGLImage *eglimage[GST_VIDEO_MAX_PLANES];
|
|
GstGLFormat formats[GST_VIDEO_MAX_PLANES];
|
|
GstBuffer *outbuf;
|
|
GstGLVideoAllocationParams *params;
|
|
guint n_mem;
|
|
|
|
gboolean direct;
|
|
GstVideoInfo out_info;
|
|
/* only used for pointer comparision */
|
|
gpointer out_caps;
|
|
};
|
|
|
|
static GstStaticCaps _dma_buf_upload_caps =
|
|
GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE_WITH_FEATURES
|
|
(GST_CAPS_FEATURE_MEMORY_DMABUF,
|
|
GST_GL_MEMORY_VIDEO_FORMATS_STR) ";"
|
|
GST_VIDEO_CAPS_MAKE (GST_GL_MEMORY_VIDEO_FORMATS_STR));
|
|
|
|
static gpointer
|
|
_dma_buf_upload_new (GstGLUpload * upload)
|
|
{
|
|
struct DmabufUpload *dmabuf = g_new0 (struct DmabufUpload, 1);
|
|
dmabuf->upload = upload;
|
|
return dmabuf;
|
|
}
|
|
|
|
static GstCaps *
|
|
_dma_buf_upload_transform_caps (gpointer impl, GstGLContext * context,
|
|
GstPadDirection direction, GstCaps * caps)
|
|
{
|
|
struct DmabufUpload *dmabuf = impl;
|
|
GstCapsFeatures *passthrough;
|
|
GstCaps *ret;
|
|
|
|
if (context) {
|
|
/* Don't propose DMABuf caps feature unless it can be supported */
|
|
if (gst_gl_context_get_gl_platform (context) != GST_GL_PLATFORM_EGL)
|
|
return NULL;
|
|
|
|
if (!gst_gl_context_check_feature (context, "EGL_KHR_image_base"))
|
|
return NULL;
|
|
}
|
|
|
|
passthrough = gst_caps_features_from_string
|
|
(GST_CAPS_FEATURE_META_GST_VIDEO_OVERLAY_COMPOSITION);
|
|
|
|
if (direction == GST_PAD_SINK) {
|
|
GstCaps *tmp;
|
|
|
|
ret =
|
|
_set_caps_features_with_passthrough (caps,
|
|
GST_CAPS_FEATURE_MEMORY_GL_MEMORY, passthrough);
|
|
|
|
tmp = _caps_intersect_texture_target (ret, 1 << GST_GL_TEXTURE_TARGET_2D);
|
|
gst_caps_unref (ret);
|
|
ret = tmp;
|
|
} else {
|
|
gint i, n;
|
|
GstCaps *tmp;
|
|
|
|
ret =
|
|
_set_caps_features_with_passthrough (caps,
|
|
GST_CAPS_FEATURE_MEMORY_DMABUF, passthrough);
|
|
tmp =
|
|
_set_caps_features_with_passthrough (caps,
|
|
GST_CAPS_FEATURE_MEMORY_SYSTEM_MEMORY, passthrough);
|
|
gst_caps_append (ret, tmp);
|
|
|
|
|
|
n = gst_caps_get_size (ret);
|
|
for (i = 0; i < n; i++) {
|
|
GstStructure *s = gst_caps_get_structure (ret, i);
|
|
|
|
gst_structure_remove_fields (s, "texture-target", NULL);
|
|
}
|
|
}
|
|
|
|
gst_caps_features_free (passthrough);
|
|
|
|
GST_DEBUG_OBJECT (dmabuf->upload, "transformed %" GST_PTR_FORMAT " into %"
|
|
GST_PTR_FORMAT, caps, ret);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static GQuark
|
|
_eglimage_quark (gint plane)
|
|
{
|
|
static GQuark quark[5] = { 0 };
|
|
static const gchar *quark_str[] = {
|
|
"GstGLDMABufEGLImage0",
|
|
"GstGLDMABufEGLImage1",
|
|
"GstGLDMABufEGLImage2",
|
|
"GstGLDMABufEGLImage3",
|
|
"GstGLDMABufEGLImage",
|
|
};
|
|
|
|
if (!quark[plane])
|
|
quark[plane] = g_quark_from_static_string (quark_str[plane]);
|
|
|
|
return quark[plane];
|
|
}
|
|
|
|
static GstEGLImage *
|
|
_get_cached_eglimage (GstMemory * mem, gint plane)
|
|
{
|
|
return gst_mini_object_get_qdata (GST_MINI_OBJECT (mem),
|
|
_eglimage_quark (plane));
|
|
}
|
|
|
|
static void
|
|
_set_cached_eglimage (GstMemory * mem, GstEGLImage * eglimage, gint plane)
|
|
{
|
|
return gst_mini_object_set_qdata (GST_MINI_OBJECT (mem),
|
|
_eglimage_quark (plane), eglimage, (GDestroyNotify) gst_egl_image_unref);
|
|
}
|
|
|
|
static gboolean
|
|
_dma_buf_upload_accept (gpointer impl, GstBuffer * buffer, GstCaps * in_caps,
|
|
GstCaps * out_caps)
|
|
{
|
|
struct DmabufUpload *dmabuf = impl;
|
|
GstVideoInfo *in_info = &dmabuf->upload->priv->in_info;
|
|
GstVideoInfo *out_info = &dmabuf->out_info;
|
|
guint n_planes = GST_VIDEO_INFO_N_PLANES (in_info);
|
|
GstVideoMeta *meta;
|
|
guint n_mem;
|
|
GstMemory *mems[GST_VIDEO_MAX_PLANES];
|
|
gsize offset[GST_VIDEO_MAX_PLANES];
|
|
gint fd[GST_VIDEO_MAX_PLANES];
|
|
guint i;
|
|
|
|
n_mem = gst_buffer_n_memory (buffer);
|
|
meta = gst_buffer_get_video_meta (buffer);
|
|
|
|
/* dmabuf upload is only supported with EGL contexts. */
|
|
if (gst_gl_context_get_gl_platform (dmabuf->upload->context) !=
|
|
GST_GL_PLATFORM_EGL)
|
|
return FALSE;
|
|
|
|
if (!gst_gl_context_check_feature (dmabuf->upload->context,
|
|
"EGL_KHR_image_base"))
|
|
return FALSE;
|
|
|
|
/* This will eliminate most non-dmabuf out there */
|
|
if (!gst_is_dmabuf_memory (gst_buffer_peek_memory (buffer, 0)))
|
|
return FALSE;
|
|
|
|
/* We cannot have multiple dmabuf per plane */
|
|
if (n_mem > n_planes)
|
|
return FALSE;
|
|
|
|
/* Update video info based on video meta */
|
|
if (meta) {
|
|
in_info->width = meta->width;
|
|
in_info->height = meta->height;
|
|
|
|
for (i = 0; i < meta->n_planes; i++) {
|
|
in_info->offset[i] = meta->offset[i];
|
|
in_info->stride[i] = meta->stride[i];
|
|
}
|
|
}
|
|
|
|
if (out_caps != dmabuf->out_caps) {
|
|
dmabuf->out_caps = out_caps;
|
|
if (!gst_video_info_from_caps (out_info, out_caps))
|
|
return FALSE;
|
|
}
|
|
|
|
if (dmabuf->params)
|
|
gst_gl_allocation_params_free ((GstGLAllocationParams *) dmabuf->params);
|
|
if (!(dmabuf->params =
|
|
gst_gl_video_allocation_params_new_wrapped_gl_handle (dmabuf->
|
|
upload->context, NULL, out_info, -1, NULL,
|
|
GST_GL_TEXTURE_TARGET_2D, 0, NULL, NULL, NULL)))
|
|
return FALSE;
|
|
|
|
/* Find and validate all memories */
|
|
for (i = 0; i < n_planes; i++) {
|
|
guint plane_size;
|
|
guint length;
|
|
guint mem_idx;
|
|
gsize mem_skip;
|
|
|
|
plane_size = gst_gl_get_plane_data_size (in_info, NULL, i);
|
|
|
|
if (!gst_buffer_find_memory (buffer, in_info->offset[i], plane_size,
|
|
&mem_idx, &length, &mem_skip))
|
|
return FALSE;
|
|
|
|
/* We can't have more then one dmabuf per plane */
|
|
if (length != 1)
|
|
return FALSE;
|
|
|
|
mems[i] = gst_buffer_peek_memory (buffer, mem_idx);
|
|
|
|
/* And all memory found must be dmabuf */
|
|
if (!gst_is_dmabuf_memory (mems[i]))
|
|
return FALSE;
|
|
|
|
offset[i] = mems[i]->offset + mem_skip;
|
|
fd[i] = gst_dmabuf_memory_get_fd (mems[i]);
|
|
}
|
|
|
|
if (dmabuf->direct)
|
|
dmabuf->n_mem = 1;
|
|
else
|
|
dmabuf->n_mem = n_planes;
|
|
|
|
/* Now create an EGLImage for each dmabufs */
|
|
for (i = 0; i < dmabuf->n_mem; i++) {
|
|
gint cache_id = dmabuf->direct ? 4 : i;
|
|
|
|
/* check if one is cached */
|
|
dmabuf->eglimage[i] = _get_cached_eglimage (mems[i], cache_id);
|
|
if (dmabuf->eglimage[i])
|
|
continue;
|
|
|
|
/* otherwise create one and cache it */
|
|
if (dmabuf->direct)
|
|
dmabuf->eglimage[i] =
|
|
gst_egl_image_from_dmabuf_direct (dmabuf->upload->context, fd, offset,
|
|
in_info);
|
|
else
|
|
dmabuf->eglimage[i] = gst_egl_image_from_dmabuf (dmabuf->upload->context,
|
|
fd[i], in_info, i, offset[i]);
|
|
|
|
if (!dmabuf->eglimage[i])
|
|
return FALSE;
|
|
|
|
_set_cached_eglimage (mems[i], dmabuf->eglimage[i], cache_id);
|
|
dmabuf->formats[i] = dmabuf->eglimage[i]->format;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static void
|
|
_dma_buf_upload_propose_allocation (gpointer impl, GstQuery * decide_query,
|
|
GstQuery * query)
|
|
{
|
|
/* nothing to do for now. */
|
|
}
|
|
|
|
static void
|
|
_dma_buf_upload_perform_gl_thread (GstGLContext * context,
|
|
struct DmabufUpload *dmabuf)
|
|
{
|
|
GstGLMemoryAllocator *allocator;
|
|
|
|
allocator =
|
|
GST_GL_MEMORY_ALLOCATOR (gst_allocator_find
|
|
(GST_GL_MEMORY_EGL_ALLOCATOR_NAME));
|
|
|
|
/* FIXME: buffer pool */
|
|
dmabuf->outbuf = gst_buffer_new ();
|
|
gst_gl_memory_setup_buffer (allocator, dmabuf->outbuf, dmabuf->params,
|
|
dmabuf->formats, (gpointer *) dmabuf->eglimage, dmabuf->n_mem);
|
|
gst_object_unref (allocator);
|
|
}
|
|
|
|
static GstGLUploadReturn
|
|
_dma_buf_upload_perform (gpointer impl, GstBuffer * buffer, GstBuffer ** outbuf)
|
|
{
|
|
struct DmabufUpload *dmabuf = impl;
|
|
|
|
gst_gl_context_thread_add (dmabuf->upload->context,
|
|
(GstGLContextThreadFunc) _dma_buf_upload_perform_gl_thread, dmabuf);
|
|
|
|
if (!dmabuf->outbuf)
|
|
return GST_GL_UPLOAD_ERROR;
|
|
|
|
gst_buffer_add_parent_buffer_meta (dmabuf->outbuf, buffer);
|
|
|
|
*outbuf = dmabuf->outbuf;
|
|
dmabuf->outbuf = NULL;
|
|
|
|
return GST_GL_UPLOAD_DONE;
|
|
}
|
|
|
|
static void
|
|
_dma_buf_upload_free (gpointer impl)
|
|
{
|
|
struct DmabufUpload *dmabuf = impl;
|
|
|
|
if (dmabuf->params)
|
|
gst_gl_allocation_params_free ((GstGLAllocationParams *) dmabuf->params);
|
|
|
|
g_free (impl);
|
|
}
|
|
|
|
static const UploadMethod _dma_buf_upload = {
|
|
"Dmabuf",
|
|
0,
|
|
&_dma_buf_upload_caps,
|
|
&_dma_buf_upload_new,
|
|
&_dma_buf_upload_transform_caps,
|
|
&_dma_buf_upload_accept,
|
|
&_dma_buf_upload_propose_allocation,
|
|
&_dma_buf_upload_perform,
|
|
&_dma_buf_upload_free
|
|
};
|
|
|
|
/* a variant of the DMABuf uploader that relies on HW color convertion instead
|
|
* of shaders */
|
|
|
|
static gpointer
|
|
_direct_dma_buf_upload_new (GstGLUpload * upload)
|
|
{
|
|
struct DmabufUpload *dmabuf = _dma_buf_upload_new (upload);
|
|
dmabuf->direct = TRUE;
|
|
gst_video_info_init (&dmabuf->out_info);
|
|
return dmabuf;
|
|
}
|
|
|
|
static GstCaps *
|
|
_direct_dma_buf_upload_transform_caps (gpointer impl, GstGLContext * context,
|
|
GstPadDirection direction, GstCaps * caps)
|
|
{
|
|
struct DmabufUpload *dmabuf = impl;
|
|
GstCapsFeatures *passthrough =
|
|
gst_caps_features_from_string
|
|
(GST_CAPS_FEATURE_META_GST_VIDEO_OVERLAY_COMPOSITION);
|
|
GstCaps *ret;
|
|
|
|
if (direction == GST_PAD_SINK) {
|
|
gint i, n;
|
|
GstCaps *tmp;
|
|
|
|
ret =
|
|
_set_caps_features_with_passthrough (caps,
|
|
GST_CAPS_FEATURE_MEMORY_GL_MEMORY, passthrough);
|
|
|
|
gst_caps_set_simple (ret, "format", G_TYPE_STRING, "RGBA", NULL);
|
|
|
|
n = gst_caps_get_size (ret);
|
|
for (i = 0; i < n; i++) {
|
|
GstStructure *s = gst_caps_get_structure (ret, i);
|
|
|
|
gst_structure_remove_fields (s, "chroma-site", NULL);
|
|
gst_structure_remove_fields (s, "colorimetry", NULL);
|
|
}
|
|
tmp = _caps_intersect_texture_target (ret, 1 << GST_GL_TEXTURE_TARGET_2D);
|
|
gst_caps_unref (ret);
|
|
ret = tmp;
|
|
} else {
|
|
gint i, n;
|
|
GstCaps *tmp;
|
|
GValue formats = G_VALUE_INIT;
|
|
gchar *format_str = g_strdup (GST_GL_MEMORY_VIDEO_FORMATS_STR);
|
|
|
|
ret =
|
|
_set_caps_features_with_passthrough (caps,
|
|
GST_CAPS_FEATURE_MEMORY_DMABUF, passthrough);
|
|
tmp =
|
|
_set_caps_features_with_passthrough (caps,
|
|
GST_CAPS_FEATURE_MEMORY_SYSTEM_MEMORY, passthrough);
|
|
gst_caps_append (ret, tmp);
|
|
|
|
g_value_init (&formats, GST_TYPE_LIST);
|
|
gst_value_deserialize (&formats, format_str);
|
|
tmp = gst_caps_copy (ret);
|
|
gst_caps_set_value (tmp, "format", &formats);
|
|
gst_caps_append (ret, tmp);
|
|
g_free (format_str);
|
|
g_value_unset (&formats);
|
|
|
|
n = gst_caps_get_size (ret);
|
|
for (i = 0; i < n; i++) {
|
|
GstStructure *s = gst_caps_get_structure (ret, i);
|
|
|
|
gst_structure_remove_fields (s, "texture-target", NULL);
|
|
}
|
|
}
|
|
|
|
gst_caps_features_free (passthrough);
|
|
|
|
GST_DEBUG_OBJECT (dmabuf->upload, "transformed %" GST_PTR_FORMAT " into %"
|
|
GST_PTR_FORMAT, caps, ret);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static const UploadMethod _direct_dma_buf_upload = {
|
|
"DirectDmabuf",
|
|
0,
|
|
&_dma_buf_upload_caps,
|
|
&_direct_dma_buf_upload_new,
|
|
&_direct_dma_buf_upload_transform_caps,
|
|
&_dma_buf_upload_accept,
|
|
&_dma_buf_upload_propose_allocation,
|
|
&_dma_buf_upload_perform,
|
|
&_dma_buf_upload_free
|
|
};
|
|
|
|
#endif /* GST_GL_HAVE_DMABUF */
|
|
|
|
struct GLUploadMeta
|
|
{
|
|
GstGLUpload *upload;
|
|
|
|
gboolean result;
|
|
GstVideoGLTextureUploadMeta *meta;
|
|
guint texture_ids[GST_GL_UPLOAD_MAX_PLANES];
|
|
GstBufferPool *pool;
|
|
};
|
|
|
|
static gpointer
|
|
_upload_meta_upload_new (GstGLUpload * upload)
|
|
{
|
|
struct GLUploadMeta *meta = g_new0 (struct GLUploadMeta, 1);
|
|
|
|
meta->upload = upload;
|
|
meta->pool = NULL;
|
|
|
|
return meta;
|
|
}
|
|
|
|
static GstCaps *
|
|
_upload_meta_upload_transform_caps (gpointer impl, GstGLContext * context,
|
|
GstPadDirection direction, GstCaps * caps)
|
|
{
|
|
GstCapsFeatures *passthrough =
|
|
gst_caps_features_from_string
|
|
(GST_CAPS_FEATURE_META_GST_VIDEO_OVERLAY_COMPOSITION);
|
|
GstCaps *ret;
|
|
|
|
if (direction == GST_PAD_SINK) {
|
|
GstCaps *tmp;
|
|
|
|
ret =
|
|
_set_caps_features_with_passthrough (caps,
|
|
GST_CAPS_FEATURE_MEMORY_GL_MEMORY, passthrough);
|
|
|
|
tmp = _caps_intersect_texture_target (ret, 1 << GST_GL_TEXTURE_TARGET_2D);
|
|
gst_caps_unref (ret);
|
|
ret = tmp;
|
|
} else {
|
|
gint i, n;
|
|
|
|
ret =
|
|
_set_caps_features_with_passthrough (caps,
|
|
GST_CAPS_FEATURE_META_GST_VIDEO_GL_TEXTURE_UPLOAD_META, passthrough);
|
|
gst_caps_set_simple (ret, "format", G_TYPE_STRING, "RGBA", NULL);
|
|
|
|
n = gst_caps_get_size (ret);
|
|
for (i = 0; i < n; i++) {
|
|
GstStructure *s = gst_caps_get_structure (ret, i);
|
|
|
|
gst_structure_remove_fields (s, "texture-target", NULL);
|
|
}
|
|
}
|
|
|
|
gst_caps_features_free (passthrough);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static gboolean
|
|
_upload_meta_upload_accept (gpointer impl, GstBuffer * buffer,
|
|
GstCaps * in_caps, GstCaps * out_caps)
|
|
{
|
|
struct GLUploadMeta *upload = impl;
|
|
GstCapsFeatures *features;
|
|
GstVideoGLTextureUploadMeta *meta;
|
|
gboolean ret = TRUE;
|
|
GstStructure *config;
|
|
gsize size;
|
|
|
|
features = gst_caps_get_features (in_caps, 0);
|
|
|
|
if (!gst_caps_features_contains (features,
|
|
GST_CAPS_FEATURE_META_GST_VIDEO_GL_TEXTURE_UPLOAD_META))
|
|
ret = FALSE;
|
|
|
|
features = gst_caps_get_features (out_caps, 0);
|
|
if (!gst_caps_features_contains (features, GST_CAPS_FEATURE_MEMORY_GL_MEMORY))
|
|
ret = FALSE;
|
|
|
|
if (!ret)
|
|
return ret;
|
|
|
|
if (upload->pool == NULL)
|
|
upload->pool = gst_gl_buffer_pool_new (upload->upload->context);
|
|
|
|
if (!gst_buffer_pool_is_active (upload->pool)) {
|
|
config = gst_buffer_pool_get_config (upload->pool);
|
|
|
|
size = upload->upload->priv->in_info.size;
|
|
gst_buffer_pool_config_set_params (config, in_caps, size, 0, 0);
|
|
|
|
if (!gst_buffer_pool_set_config (upload->pool, config)) {
|
|
GST_WARNING_OBJECT (upload->upload, "failed to set bufferpool config");
|
|
return FALSE;
|
|
}
|
|
gst_buffer_pool_set_active (upload->pool, TRUE);
|
|
}
|
|
|
|
if (buffer) {
|
|
if ((meta = gst_buffer_get_video_gl_texture_upload_meta (buffer)) == NULL)
|
|
return FALSE;
|
|
|
|
if (meta->texture_type[0] != GST_VIDEO_GL_TEXTURE_TYPE_RGBA) {
|
|
GST_FIXME_OBJECT (upload, "only single rgba texture supported");
|
|
return FALSE;
|
|
}
|
|
|
|
if (meta->texture_orientation !=
|
|
GST_VIDEO_GL_TEXTURE_ORIENTATION_X_NORMAL_Y_NORMAL) {
|
|
GST_FIXME_OBJECT (upload, "only x-normal, y-normal textures supported");
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static void
|
|
_upload_meta_upload_propose_allocation (gpointer impl, GstQuery * decide_query,
|
|
GstQuery * query)
|
|
{
|
|
struct GLUploadMeta *upload = impl;
|
|
GstStructure *gl_context;
|
|
gchar *platform, *gl_apis;
|
|
gpointer handle;
|
|
|
|
gl_apis =
|
|
gst_gl_api_to_string (gst_gl_context_get_gl_api (upload->upload->
|
|
context));
|
|
platform =
|
|
gst_gl_platform_to_string (gst_gl_context_get_gl_platform (upload->
|
|
upload->context));
|
|
handle = (gpointer) gst_gl_context_get_gl_context (upload->upload->context);
|
|
|
|
gl_context =
|
|
gst_structure_new ("GstVideoGLTextureUploadMeta", "gst.gl.GstGLContext",
|
|
GST_TYPE_GL_CONTEXT, upload->upload->context, "gst.gl.context.handle",
|
|
G_TYPE_POINTER, handle, "gst.gl.context.type", G_TYPE_STRING, platform,
|
|
"gst.gl.context.apis", G_TYPE_STRING, gl_apis, NULL);
|
|
gst_query_add_allocation_meta (query,
|
|
GST_VIDEO_GL_TEXTURE_UPLOAD_META_API_TYPE, gl_context);
|
|
|
|
g_free (gl_apis);
|
|
g_free (platform);
|
|
gst_structure_free (gl_context);
|
|
}
|
|
|
|
/*
|
|
* Uploads using gst_video_gl_texture_upload_meta_upload().
|
|
* i.e. consumer of GstVideoGLTextureUploadMeta
|
|
*/
|
|
static void
|
|
_do_upload_with_meta (GstGLContext * context, struct GLUploadMeta *upload)
|
|
{
|
|
if (!gst_video_gl_texture_upload_meta_upload (upload->meta,
|
|
upload->texture_ids)) {
|
|
upload->result = FALSE;
|
|
return;
|
|
}
|
|
|
|
upload->result = TRUE;
|
|
}
|
|
|
|
static GstGLUploadReturn
|
|
_upload_meta_upload_perform (gpointer impl, GstBuffer * buffer,
|
|
GstBuffer ** outbuf)
|
|
{
|
|
struct GLUploadMeta *upload = impl;
|
|
int i;
|
|
GstVideoInfo *in_info = &upload->upload->priv->in_info;
|
|
guint max_planes = GST_VIDEO_INFO_N_PLANES (in_info);
|
|
|
|
/* Support stereo views for separated multiview mode */
|
|
if (GST_VIDEO_INFO_MULTIVIEW_MODE (in_info) ==
|
|
GST_VIDEO_MULTIVIEW_MODE_SEPARATED)
|
|
max_planes *= GST_VIDEO_INFO_VIEWS (in_info);
|
|
|
|
GST_LOG_OBJECT (upload, "Attempting upload with GstVideoGLTextureUploadMeta");
|
|
|
|
upload->meta = gst_buffer_get_video_gl_texture_upload_meta (buffer);
|
|
|
|
if (gst_buffer_pool_acquire_buffer (upload->pool, outbuf,
|
|
NULL) != GST_FLOW_OK) {
|
|
GST_WARNING_OBJECT (upload, "failed to acquire buffer from bufferpool");
|
|
return GST_GL_UPLOAD_ERROR;
|
|
}
|
|
|
|
for (i = 0; i < GST_GL_UPLOAD_MAX_PLANES; i++) {
|
|
guint tex_id = 0;
|
|
|
|
if (i < max_planes) {
|
|
GstMemory *mem = gst_buffer_peek_memory (*outbuf, i);
|
|
tex_id = ((GstGLMemory *) mem)->tex_id;
|
|
}
|
|
|
|
upload->texture_ids[i] = tex_id;
|
|
}
|
|
|
|
GST_LOG ("Uploading with GLTextureUploadMeta with textures "
|
|
"%i,%i,%i,%i / %i,%i,%i,%i",
|
|
upload->texture_ids[0], upload->texture_ids[1],
|
|
upload->texture_ids[2], upload->texture_ids[3],
|
|
upload->texture_ids[4], upload->texture_ids[5],
|
|
upload->texture_ids[6], upload->texture_ids[7]);
|
|
|
|
gst_gl_context_thread_add (upload->upload->context,
|
|
(GstGLContextThreadFunc) _do_upload_with_meta, upload);
|
|
|
|
if (!upload->result)
|
|
return GST_GL_UPLOAD_ERROR;
|
|
|
|
return GST_GL_UPLOAD_DONE;
|
|
}
|
|
|
|
static void
|
|
_upload_meta_upload_free (gpointer impl)
|
|
{
|
|
struct GLUploadMeta *upload = impl;
|
|
|
|
g_return_if_fail (impl != NULL);
|
|
|
|
if (upload->pool)
|
|
gst_object_unref (upload->pool);
|
|
|
|
g_free (upload);
|
|
}
|
|
|
|
static GstStaticCaps _upload_meta_upload_caps =
|
|
GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE_WITH_FEATURES
|
|
(GST_CAPS_FEATURE_META_GST_VIDEO_GL_TEXTURE_UPLOAD_META, "RGBA"));
|
|
|
|
static const UploadMethod _upload_meta_upload = {
|
|
"UploadMeta",
|
|
METHOD_FLAG_CAN_SHARE_CONTEXT,
|
|
&_upload_meta_upload_caps,
|
|
&_upload_meta_upload_new,
|
|
&_upload_meta_upload_transform_caps,
|
|
&_upload_meta_upload_accept,
|
|
&_upload_meta_upload_propose_allocation,
|
|
&_upload_meta_upload_perform,
|
|
&_upload_meta_upload_free
|
|
};
|
|
|
|
struct RawUploadFrame
|
|
{
|
|
gint ref_count;
|
|
GstVideoFrame frame;
|
|
};
|
|
|
|
struct RawUpload
|
|
{
|
|
GstGLUpload *upload;
|
|
struct RawUploadFrame *in_frame;
|
|
GstGLVideoAllocationParams *params;
|
|
};
|
|
|
|
static struct RawUploadFrame *
|
|
_raw_upload_frame_new (struct RawUpload *raw, GstBuffer * buffer)
|
|
{
|
|
struct RawUploadFrame *frame;
|
|
GstVideoInfo *info;
|
|
gint i;
|
|
|
|
if (!buffer)
|
|
return NULL;
|
|
|
|
frame = g_slice_new (struct RawUploadFrame);
|
|
frame->ref_count = 1;
|
|
|
|
if (!gst_video_frame_map (&frame->frame, &raw->upload->priv->in_info,
|
|
buffer, GST_MAP_READ)) {
|
|
g_slice_free (struct RawUploadFrame, frame);
|
|
return NULL;
|
|
}
|
|
|
|
raw->upload->priv->in_info = frame->frame.info;
|
|
info = &raw->upload->priv->in_info;
|
|
|
|
/* Recalculate the offsets (and size) */
|
|
info->size = 0;
|
|
for (i = 0; i < GST_VIDEO_INFO_N_PLANES (info); i++) {
|
|
info->offset[i] = info->size;
|
|
info->size += gst_gl_get_plane_data_size (info, NULL, i);
|
|
}
|
|
|
|
return frame;
|
|
}
|
|
|
|
static void
|
|
_raw_upload_frame_ref (struct RawUploadFrame *frame)
|
|
{
|
|
g_atomic_int_inc (&frame->ref_count);
|
|
}
|
|
|
|
static void
|
|
_raw_upload_frame_unref (struct RawUploadFrame *frame)
|
|
{
|
|
if (g_atomic_int_dec_and_test (&frame->ref_count)) {
|
|
gst_video_frame_unmap (&frame->frame);
|
|
g_slice_free (struct RawUploadFrame, frame);
|
|
}
|
|
}
|
|
|
|
static gpointer
|
|
_raw_data_upload_new (GstGLUpload * upload)
|
|
{
|
|
struct RawUpload *raw = g_new0 (struct RawUpload, 1);
|
|
|
|
raw->upload = upload;
|
|
|
|
return raw;
|
|
}
|
|
|
|
static GstCaps *
|
|
_raw_data_upload_transform_caps (gpointer impl, GstGLContext * context,
|
|
GstPadDirection direction, GstCaps * caps)
|
|
{
|
|
GstCapsFeatures *passthrough =
|
|
gst_caps_features_from_string
|
|
(GST_CAPS_FEATURE_META_GST_VIDEO_OVERLAY_COMPOSITION);
|
|
GstCaps *ret;
|
|
|
|
if (direction == GST_PAD_SINK) {
|
|
GstGLTextureTarget target_mask = 0;
|
|
GstCaps *tmp;
|
|
|
|
ret =
|
|
_set_caps_features_with_passthrough (caps,
|
|
GST_CAPS_FEATURE_MEMORY_GL_MEMORY, passthrough);
|
|
|
|
target_mask |= 1 << GST_GL_TEXTURE_TARGET_2D;
|
|
target_mask |= 1 << GST_GL_TEXTURE_TARGET_RECTANGLE;
|
|
tmp = _caps_intersect_texture_target (ret, target_mask);
|
|
gst_caps_unref (ret);
|
|
ret = tmp;
|
|
} else {
|
|
gint i, n;
|
|
|
|
ret =
|
|
_set_caps_features_with_passthrough (caps,
|
|
GST_CAPS_FEATURE_MEMORY_SYSTEM_MEMORY, passthrough);
|
|
|
|
n = gst_caps_get_size (ret);
|
|
for (i = 0; i < n; i++) {
|
|
GstStructure *s = gst_caps_get_structure (ret, i);
|
|
|
|
gst_structure_remove_fields (s, "texture-target", NULL);
|
|
}
|
|
}
|
|
|
|
gst_caps_features_free (passthrough);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static gboolean
|
|
_raw_data_upload_accept (gpointer impl, GstBuffer * buffer, GstCaps * in_caps,
|
|
GstCaps * out_caps)
|
|
{
|
|
struct RawUpload *raw = impl;
|
|
GstCapsFeatures *features;
|
|
|
|
features = gst_caps_get_features (out_caps, 0);
|
|
if (!gst_caps_features_contains (features, GST_CAPS_FEATURE_MEMORY_GL_MEMORY))
|
|
return FALSE;
|
|
|
|
if (raw->in_frame)
|
|
_raw_upload_frame_unref (raw->in_frame);
|
|
raw->in_frame = _raw_upload_frame_new (raw, buffer);
|
|
|
|
if (raw->params)
|
|
gst_gl_allocation_params_free ((GstGLAllocationParams *) raw->params);
|
|
if (!(raw->params =
|
|
gst_gl_video_allocation_params_new_wrapped_data (raw->upload->context,
|
|
NULL, &raw->upload->priv->in_info, -1, NULL,
|
|
GST_GL_TEXTURE_TARGET_2D, 0, NULL, raw->in_frame,
|
|
(GDestroyNotify) _raw_upload_frame_unref)))
|
|
return FALSE;
|
|
|
|
return (raw->in_frame != NULL);
|
|
}
|
|
|
|
static void
|
|
_raw_data_upload_propose_allocation (gpointer impl, GstQuery * decide_query,
|
|
GstQuery * query)
|
|
{
|
|
gst_query_add_allocation_meta (query, GST_VIDEO_META_API_TYPE, 0);
|
|
}
|
|
|
|
static GstGLUploadReturn
|
|
_raw_data_upload_perform (gpointer impl, GstBuffer * buffer,
|
|
GstBuffer ** outbuf)
|
|
{
|
|
GstGLBaseMemoryAllocator *allocator;
|
|
struct RawUpload *raw = impl;
|
|
int i;
|
|
GstVideoInfo *in_info = &raw->upload->priv->in_info;
|
|
guint n_mem = GST_VIDEO_INFO_N_PLANES (in_info);
|
|
|
|
allocator =
|
|
GST_GL_BASE_MEMORY_ALLOCATOR (gst_gl_memory_allocator_get_default
|
|
(raw->upload->context));
|
|
|
|
/* FIXME Use a buffer pool to cache the generated textures */
|
|
/* FIXME: multiview support with separated left/right frames? */
|
|
*outbuf = gst_buffer_new ();
|
|
for (i = 0; i < n_mem; i++) {
|
|
GstGLBaseMemory *tex;
|
|
|
|
raw->params->parent.wrapped_data = raw->in_frame->frame.data[i];
|
|
raw->params->plane = i;
|
|
raw->params->tex_format =
|
|
gst_gl_format_from_video_info (raw->upload->context, in_info, i);
|
|
|
|
tex =
|
|
gst_gl_base_memory_alloc (allocator,
|
|
(GstGLAllocationParams *) raw->params);
|
|
if (!tex) {
|
|
gst_buffer_unref (*outbuf);
|
|
*outbuf = NULL;
|
|
GST_ERROR_OBJECT (raw->upload, "Failed to allocate wrapped texture");
|
|
return GST_GL_UPLOAD_ERROR;
|
|
}
|
|
|
|
_raw_upload_frame_ref (raw->in_frame);
|
|
gst_buffer_append_memory (*outbuf, (GstMemory *) tex);
|
|
}
|
|
gst_object_unref (allocator);
|
|
|
|
_raw_upload_frame_unref (raw->in_frame);
|
|
raw->in_frame = NULL;
|
|
return GST_GL_UPLOAD_DONE;
|
|
}
|
|
|
|
static void
|
|
_raw_data_upload_free (gpointer impl)
|
|
{
|
|
struct RawUpload *raw = impl;
|
|
|
|
if (raw->params)
|
|
gst_gl_allocation_params_free ((GstGLAllocationParams *) raw->params);
|
|
|
|
g_free (raw);
|
|
}
|
|
|
|
static GstStaticCaps _raw_data_upload_caps =
|
|
GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE (GST_GL_MEMORY_VIDEO_FORMATS_STR));
|
|
|
|
static const UploadMethod _raw_data_upload = {
|
|
"Raw Data",
|
|
0,
|
|
&_raw_data_upload_caps,
|
|
&_raw_data_upload_new,
|
|
&_raw_data_upload_transform_caps,
|
|
&_raw_data_upload_accept,
|
|
&_raw_data_upload_propose_allocation,
|
|
&_raw_data_upload_perform,
|
|
&_raw_data_upload_free
|
|
};
|
|
|
|
#if GST_GL_HAVE_VIV_DIRECTVIV
|
|
#ifndef GL_BGRA_EXT
|
|
#define GL_BGRA_EXT 0x80E1
|
|
#endif
|
|
#ifndef GL_VIV_YV12
|
|
#define GL_VIV_YV12 0x8FC0
|
|
#endif
|
|
#ifndef GL_VIV_NV12
|
|
#define GL_VIV_NV12 0x8FC1
|
|
#endif
|
|
#ifndef GL_VIV_YUY2
|
|
#define GL_VIV_YUY2 0x8FC2
|
|
#endif
|
|
#ifndef GL_VIV_UYVY
|
|
#define GL_VIV_UYVY 0x8FC3
|
|
#endif
|
|
#ifndef GL_VIV_NV21
|
|
#define GL_VIV_NV21 0x8FC4
|
|
#endif
|
|
#ifndef GL_VIV_I420
|
|
#define GL_VIV_I420 0x8FC5
|
|
#endif
|
|
|
|
struct DirectVIVUpload
|
|
{
|
|
GstGLUpload *upload;
|
|
|
|
GstGLVideoAllocationParams *params;
|
|
GstBuffer *inbuf, *outbuf;
|
|
void (*TexDirectVIVMap) (GLenum Target, GLsizei Width, GLsizei Height,
|
|
GLenum Format, GLvoid ** Logical, const GLuint * Physical);
|
|
void (*TexDirectInvalidateVIV) (GLenum Target);
|
|
gboolean loaded_functions;
|
|
};
|
|
|
|
#define GST_GL_DIRECTVIV_FORMAT "{RGBA, I420, YV12, NV12, NV21, YUY2, UYVY, BGRA, RGB16}"
|
|
|
|
static GstStaticCaps _directviv_upload_caps =
|
|
GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE (GST_GL_DIRECTVIV_FORMAT));
|
|
|
|
static gpointer
|
|
_directviv_upload_new (GstGLUpload * upload)
|
|
{
|
|
struct DirectVIVUpload *directviv = g_new0 (struct DirectVIVUpload, 1);
|
|
directviv->upload = upload;
|
|
directviv->loaded_functions = FALSE;
|
|
|
|
return directviv;
|
|
}
|
|
|
|
static GstCaps *
|
|
_directviv_upload_transform_caps (gpointer impl, GstGLContext * context,
|
|
GstPadDirection direction, GstCaps * caps)
|
|
{
|
|
GstCapsFeatures *passthrough =
|
|
gst_caps_features_from_string
|
|
(GST_CAPS_FEATURE_META_GST_VIDEO_OVERLAY_COMPOSITION);
|
|
GstCaps *ret;
|
|
|
|
if (direction == GST_PAD_SINK) {
|
|
GstCaps *tmp;
|
|
|
|
ret =
|
|
_set_caps_features_with_passthrough (caps,
|
|
GST_CAPS_FEATURE_MEMORY_GL_MEMORY, passthrough);
|
|
|
|
gst_caps_set_simple (ret, "format", G_TYPE_STRING, "RGBA", NULL);
|
|
tmp = _caps_intersect_texture_target (ret, 1 << GST_GL_TEXTURE_TARGET_2D);
|
|
gst_caps_unref (ret);
|
|
ret = tmp;
|
|
} else {
|
|
GstCaps *tmp;
|
|
tmp = gst_caps_from_string (GST_VIDEO_CAPS_MAKE_WITH_FEATURES
|
|
(GST_CAPS_FEATURE_MEMORY_SYSTEM_MEMORY, GST_GL_DIRECTVIV_FORMAT));
|
|
ret =
|
|
_set_caps_features_with_passthrough (tmp,
|
|
GST_CAPS_FEATURE_MEMORY_SYSTEM_MEMORY, passthrough);
|
|
gst_caps_unref (tmp);
|
|
}
|
|
|
|
gst_caps_features_free (passthrough);
|
|
return ret;
|
|
}
|
|
|
|
|
|
static void
|
|
_directviv_upload_load_functions_gl_thread (GstGLContext * context,
|
|
struct DirectVIVUpload *directviv)
|
|
{
|
|
directviv->TexDirectVIVMap =
|
|
gst_gl_context_get_proc_address (context, "glTexDirectVIVMap");
|
|
directviv->TexDirectInvalidateVIV =
|
|
gst_gl_context_get_proc_address (context, "glTexDirectInvalidateVIV");
|
|
}
|
|
|
|
static gboolean
|
|
_directviv_upload_accept (gpointer impl, GstBuffer * buffer, GstCaps * in_caps,
|
|
GstCaps * out_caps)
|
|
{
|
|
struct DirectVIVUpload *directviv = impl;
|
|
GstCapsFeatures *features;
|
|
guint n_mem;
|
|
GstMemory *mem;
|
|
|
|
if (!directviv->loaded_functions && (!directviv->TexDirectInvalidateVIV ||
|
|
!directviv->TexDirectVIVMap)) {
|
|
gst_gl_context_thread_add (directviv->upload->context,
|
|
(GstGLContextThreadFunc) _directviv_upload_load_functions_gl_thread,
|
|
directviv);
|
|
directviv->loaded_functions = TRUE;
|
|
}
|
|
if (!directviv->TexDirectInvalidateVIV || !directviv->TexDirectVIVMap)
|
|
return FALSE;
|
|
|
|
features = gst_caps_get_features (out_caps, 0);
|
|
if (!gst_caps_features_contains (features, GST_CAPS_FEATURE_MEMORY_GL_MEMORY))
|
|
return FALSE;
|
|
|
|
if (directviv->params)
|
|
gst_gl_allocation_params_free ((GstGLAllocationParams *) directviv->params);
|
|
if (!(directviv->params =
|
|
gst_gl_video_allocation_params_new (directviv->upload->context, NULL,
|
|
&directviv->upload->priv->out_info, -1, NULL,
|
|
GST_GL_TEXTURE_TARGET_2D, GST_VIDEO_GL_TEXTURE_TYPE_RGBA)))
|
|
return FALSE;
|
|
|
|
/* We only support a single memory per buffer at this point */
|
|
n_mem = gst_buffer_n_memory (buffer);
|
|
if (n_mem == 1) {
|
|
mem = gst_buffer_peek_memory (buffer, 0);
|
|
} else {
|
|
mem = NULL;
|
|
}
|
|
|
|
return n_mem == 1 && mem && gst_is_phys_memory (mem);
|
|
}
|
|
|
|
static void
|
|
_directviv_upload_propose_allocation (gpointer impl, GstQuery * decide_query,
|
|
GstQuery * query)
|
|
{
|
|
}
|
|
|
|
static GLenum
|
|
_directviv_upload_video_format_to_gl_format (GstVideoFormat format)
|
|
{
|
|
switch (format) {
|
|
case GST_VIDEO_FORMAT_I420:
|
|
return GL_VIV_I420;
|
|
case GST_VIDEO_FORMAT_YV12:
|
|
return GL_VIV_YV12;
|
|
case GST_VIDEO_FORMAT_NV12:
|
|
return GL_VIV_NV12;
|
|
case GST_VIDEO_FORMAT_NV21:
|
|
return GL_VIV_NV21;
|
|
case GST_VIDEO_FORMAT_YUY2:
|
|
return GL_VIV_YUY2;
|
|
case GST_VIDEO_FORMAT_UYVY:
|
|
return GL_VIV_UYVY;
|
|
case GST_VIDEO_FORMAT_RGB16:
|
|
return GL_RGB565;
|
|
case GST_VIDEO_FORMAT_RGBA:
|
|
return GL_RGBA;
|
|
case GST_VIDEO_FORMAT_BGRA:
|
|
return GL_BGRA_EXT;
|
|
case GST_VIDEO_FORMAT_RGBx:
|
|
return GL_RGBA;
|
|
case GST_VIDEO_FORMAT_BGRx:
|
|
return GL_BGRA_EXT;
|
|
default:
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
typedef struct
|
|
{
|
|
GstBuffer *buffer;
|
|
GstMemory *memory;
|
|
GstMapInfo map;
|
|
guintptr phys_addr;
|
|
} DirectVIVUnmapData;
|
|
|
|
static void
|
|
_directviv_memory_unmap (DirectVIVUnmapData * data)
|
|
{
|
|
gst_memory_unmap (data->memory, &data->map);
|
|
gst_memory_unref (data->memory);
|
|
gst_buffer_unref (data->buffer);
|
|
g_free (data);
|
|
}
|
|
|
|
static void
|
|
_directviv_upload_perform_gl_thread (GstGLContext * context,
|
|
struct DirectVIVUpload *directviv)
|
|
{
|
|
static GQuark directviv_unmap_quark = 0;
|
|
GstGLMemoryAllocator *allocator;
|
|
GstMemory *in_mem;
|
|
GstGLMemory *out_gl_mem;
|
|
GstVideoInfo *in_info;
|
|
DirectVIVUnmapData *unmap_data;
|
|
GstVideoMeta *vmeta;
|
|
gint width, height, gl_format;
|
|
const GstGLFuncs *gl;
|
|
|
|
if (!directviv_unmap_quark)
|
|
directviv_unmap_quark = g_quark_from_static_string ("GstGLDirectVIVUnmap");
|
|
|
|
gl = context->gl_vtable;
|
|
|
|
g_assert (gst_buffer_n_memory (directviv->inbuf) == 1);
|
|
in_info = &directviv->upload->priv->in_info;
|
|
in_mem = gst_buffer_peek_memory (directviv->inbuf, 0);
|
|
unmap_data = g_new0 (DirectVIVUnmapData, 1);
|
|
if (!gst_memory_map (in_mem, &unmap_data->map, GST_MAP_READ)) {
|
|
g_free (unmap_data);
|
|
return;
|
|
}
|
|
unmap_data->phys_addr = gst_phys_memory_get_phys_addr (in_mem);
|
|
if (!unmap_data->phys_addr) {
|
|
gst_memory_unmap (in_mem, &unmap_data->map);
|
|
g_free (unmap_data);
|
|
return;
|
|
}
|
|
unmap_data->memory = gst_memory_ref (in_mem);
|
|
unmap_data->buffer = gst_buffer_ref (directviv->inbuf);
|
|
|
|
allocator =
|
|
GST_GL_MEMORY_ALLOCATOR (gst_allocator_find
|
|
(GST_GL_MEMORY_PBO_ALLOCATOR_NAME));
|
|
|
|
/* FIXME: buffer pool */
|
|
directviv->outbuf = gst_buffer_new ();
|
|
gst_gl_memory_setup_buffer (allocator, directviv->outbuf, directviv->params,
|
|
NULL, NULL, 0);
|
|
gst_object_unref (allocator);
|
|
|
|
out_gl_mem = (GstGLMemory *) gst_buffer_peek_memory (directviv->outbuf, 0);
|
|
|
|
/* Need to keep the input memory and buffer mapped and valid until
|
|
* the GL memory is not used anymore */
|
|
gst_mini_object_set_qdata ((GstMiniObject *) out_gl_mem,
|
|
directviv_unmap_quark, unmap_data,
|
|
(GDestroyNotify) _directviv_memory_unmap);
|
|
gst_buffer_add_parent_buffer_meta (directviv->outbuf, directviv->inbuf);
|
|
|
|
/* width/height need to compensate for stride/padding */
|
|
vmeta = gst_buffer_get_video_meta (directviv->inbuf);
|
|
if (vmeta) {
|
|
width = vmeta->stride[0];
|
|
if (GST_VIDEO_INFO_N_PLANES (in_info) == 1)
|
|
height = gst_memory_get_sizes (in_mem, NULL, NULL) / width;
|
|
else
|
|
height = vmeta->offset[1] / width;
|
|
} else {
|
|
width = GST_VIDEO_INFO_PLANE_STRIDE (in_info, 0);
|
|
if (GST_VIDEO_INFO_N_PLANES (in_info) == 1)
|
|
height = gst_memory_get_sizes (in_mem, NULL, NULL) / width;
|
|
else
|
|
height = GST_VIDEO_INFO_PLANE_OFFSET (in_info, 1) / width;
|
|
}
|
|
width /= GST_VIDEO_INFO_COMP_PSTRIDE (in_info, 0);
|
|
|
|
gl_format =
|
|
_directviv_upload_video_format_to_gl_format (GST_VIDEO_INFO_FORMAT
|
|
(in_info));
|
|
|
|
gl->BindTexture (GL_TEXTURE_2D, out_gl_mem->tex_id);
|
|
directviv->TexDirectVIVMap (GL_TEXTURE_2D, width, height,
|
|
gl_format, (void **) &unmap_data->map.data, &unmap_data->phys_addr);
|
|
directviv->TexDirectInvalidateVIV (GL_TEXTURE_2D);
|
|
}
|
|
|
|
static GstGLUploadReturn
|
|
_directviv_upload_perform (gpointer impl, GstBuffer * buffer,
|
|
GstBuffer ** outbuf)
|
|
{
|
|
struct DirectVIVUpload *directviv = impl;
|
|
|
|
directviv->inbuf = buffer;
|
|
directviv->outbuf = NULL;
|
|
gst_gl_context_thread_add (directviv->upload->context,
|
|
(GstGLContextThreadFunc) _directviv_upload_perform_gl_thread, directviv);
|
|
directviv->inbuf = NULL;
|
|
|
|
if (!directviv->outbuf)
|
|
return GST_GL_UPLOAD_ERROR;
|
|
|
|
*outbuf = directviv->outbuf;
|
|
directviv->outbuf = NULL;
|
|
|
|
return GST_GL_UPLOAD_DONE;
|
|
}
|
|
|
|
static void
|
|
_directviv_upload_free (gpointer impl)
|
|
{
|
|
struct DirectVIVUpload *directviv = impl;
|
|
|
|
if (directviv->params)
|
|
gst_gl_allocation_params_free ((GstGLAllocationParams *) directviv->params);
|
|
|
|
g_free (impl);
|
|
}
|
|
|
|
static const UploadMethod _directviv_upload = {
|
|
"DirectVIV",
|
|
0,
|
|
&_directviv_upload_caps,
|
|
&_directviv_upload_new,
|
|
&_directviv_upload_transform_caps,
|
|
&_directviv_upload_accept,
|
|
&_directviv_upload_propose_allocation,
|
|
&_directviv_upload_perform,
|
|
&_directviv_upload_free
|
|
};
|
|
|
|
#endif /* GST_GL_HAVE_VIV_DIRECTVIV */
|
|
|
|
static const UploadMethod *upload_methods[] = { &_gl_memory_upload,
|
|
#if GST_GL_HAVE_DMABUF
|
|
&_direct_dma_buf_upload,
|
|
&_dma_buf_upload,
|
|
#endif
|
|
#if GST_GL_HAVE_VIV_DIRECTVIV
|
|
&_directviv_upload,
|
|
#endif
|
|
&_upload_meta_upload, &_raw_data_upload
|
|
};
|
|
|
|
static GMutex upload_global_lock;
|
|
|
|
GstCaps *
|
|
gst_gl_upload_get_input_template_caps (void)
|
|
{
|
|
GstCaps *ret = NULL;
|
|
gint i;
|
|
|
|
g_mutex_lock (&upload_global_lock);
|
|
|
|
/* FIXME: cache this and invalidate on changes to upload_methods */
|
|
for (i = 0; i < G_N_ELEMENTS (upload_methods); i++) {
|
|
GstCaps *template =
|
|
gst_static_caps_get (upload_methods[i]->input_template_caps);
|
|
ret = ret == NULL ? template : gst_caps_merge (ret, template);
|
|
}
|
|
|
|
ret = gst_caps_simplify (ret);
|
|
ret = gst_gl_overlay_compositor_add_caps (ret);
|
|
g_mutex_unlock (&upload_global_lock);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void
|
|
gst_gl_upload_class_init (GstGLUploadClass * klass)
|
|
{
|
|
G_OBJECT_CLASS (klass)->finalize = gst_gl_upload_finalize;
|
|
}
|
|
|
|
static void
|
|
gst_gl_upload_init (GstGLUpload * upload)
|
|
{
|
|
upload->priv = gst_gl_upload_get_instance_private (upload);
|
|
}
|
|
|
|
/**
|
|
* gst_gl_upload_new:
|
|
* @context: a #GstGLContext
|
|
*
|
|
* Returns: (transfer full): a new #GstGLUpload object
|
|
*/
|
|
GstGLUpload *
|
|
gst_gl_upload_new (GstGLContext * context)
|
|
{
|
|
GstGLUpload *upload = g_object_new (GST_TYPE_GL_UPLOAD, NULL);
|
|
gint i, n;
|
|
|
|
gst_object_ref_sink (upload);
|
|
|
|
if (context)
|
|
gst_gl_upload_set_context (upload, context);
|
|
else
|
|
upload->context = NULL;
|
|
|
|
n = G_N_ELEMENTS (upload_methods);
|
|
upload->priv->upload_impl = g_malloc (sizeof (gpointer) * n);
|
|
for (i = 0; i < n; i++) {
|
|
upload->priv->upload_impl[i] = upload_methods[i]->new (upload);
|
|
}
|
|
|
|
GST_DEBUG_OBJECT (upload, "Created new GLUpload for context %" GST_PTR_FORMAT,
|
|
context);
|
|
|
|
return upload;
|
|
}
|
|
|
|
void
|
|
gst_gl_upload_set_context (GstGLUpload * upload, GstGLContext * context)
|
|
{
|
|
g_return_if_fail (upload != NULL);
|
|
|
|
gst_object_replace ((GstObject **) & upload->context, (GstObject *) context);
|
|
}
|
|
|
|
static void
|
|
gst_gl_upload_finalize (GObject * object)
|
|
{
|
|
GstGLUpload *upload;
|
|
gint i, n;
|
|
|
|
upload = GST_GL_UPLOAD (object);
|
|
|
|
upload->priv->method_i = 0;
|
|
|
|
if (upload->context) {
|
|
gst_object_unref (upload->context);
|
|
upload->context = NULL;
|
|
}
|
|
|
|
if (upload->priv->in_caps) {
|
|
gst_caps_unref (upload->priv->in_caps);
|
|
upload->priv->in_caps = NULL;
|
|
}
|
|
|
|
if (upload->priv->out_caps) {
|
|
gst_caps_unref (upload->priv->out_caps);
|
|
upload->priv->out_caps = NULL;
|
|
}
|
|
|
|
n = G_N_ELEMENTS (upload_methods);
|
|
for (i = 0; i < n; i++) {
|
|
if (upload->priv->upload_impl[i])
|
|
upload_methods[i]->free (upload->priv->upload_impl[i]);
|
|
}
|
|
g_free (upload->priv->upload_impl);
|
|
|
|
G_OBJECT_CLASS (gst_gl_upload_parent_class)->finalize (object);
|
|
}
|
|
|
|
GstCaps *
|
|
gst_gl_upload_transform_caps (GstGLUpload * upload, GstGLContext * context,
|
|
GstPadDirection direction, GstCaps * caps, GstCaps * filter)
|
|
{
|
|
GstCaps *result, *tmp;
|
|
gint i;
|
|
|
|
if (upload->priv->method) {
|
|
tmp = upload->priv->method->transform_caps (upload->priv->method_impl,
|
|
context, direction, caps);
|
|
if (filter) {
|
|
result = gst_caps_intersect_full (filter, tmp, GST_CAPS_INTERSECT_FIRST);
|
|
gst_caps_unref (tmp);
|
|
} else {
|
|
result = tmp;
|
|
}
|
|
if (!gst_caps_is_empty (result))
|
|
return result;
|
|
else
|
|
gst_caps_unref (result);
|
|
}
|
|
|
|
tmp = gst_caps_new_empty ();
|
|
|
|
for (i = 0; i < G_N_ELEMENTS (upload_methods); i++) {
|
|
GstCaps *tmp2;
|
|
|
|
tmp2 =
|
|
upload_methods[i]->transform_caps (upload->priv->upload_impl[i],
|
|
context, direction, caps);
|
|
|
|
if (tmp2)
|
|
tmp = gst_caps_merge (tmp, tmp2);
|
|
}
|
|
|
|
if (filter) {
|
|
result = gst_caps_intersect_full (filter, tmp, GST_CAPS_INTERSECT_FIRST);
|
|
gst_caps_unref (tmp);
|
|
} else {
|
|
result = tmp;
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
/**
|
|
* gst_gl_upload_propose_allocation:
|
|
* @upload: a #GstGLUpload
|
|
* @decide_query: (allow-none): a #GstQuery from a decide allocation
|
|
* @query: the proposed allocation query
|
|
*
|
|
* Adds the required allocation parameters to support uploading.
|
|
*/
|
|
void
|
|
gst_gl_upload_propose_allocation (GstGLUpload * upload, GstQuery * decide_query,
|
|
GstQuery * query)
|
|
{
|
|
gint i;
|
|
|
|
for (i = 0; i < G_N_ELEMENTS (upload_methods); i++)
|
|
upload_methods[i]->propose_allocation (upload->priv->upload_impl[i],
|
|
decide_query, query);
|
|
}
|
|
|
|
static gboolean
|
|
_gst_gl_upload_set_caps_unlocked (GstGLUpload * upload, GstCaps * in_caps,
|
|
GstCaps * out_caps)
|
|
{
|
|
g_return_val_if_fail (upload != NULL, FALSE);
|
|
g_return_val_if_fail (gst_caps_is_fixed (in_caps), FALSE);
|
|
|
|
if (upload->priv->in_caps && upload->priv->out_caps
|
|
&& gst_caps_is_equal (upload->priv->in_caps, in_caps)
|
|
&& gst_caps_is_equal (upload->priv->out_caps, out_caps))
|
|
return TRUE;
|
|
|
|
gst_caps_replace (&upload->priv->in_caps, in_caps);
|
|
gst_caps_replace (&upload->priv->out_caps, out_caps);
|
|
|
|
gst_video_info_from_caps (&upload->priv->in_info, in_caps);
|
|
gst_video_info_from_caps (&upload->priv->out_info, out_caps);
|
|
|
|
upload->priv->method = NULL;
|
|
upload->priv->method_impl = NULL;
|
|
upload->priv->method_i = 0;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/**
|
|
* gst_gl_upload_set_caps:
|
|
* @upload: a #GstGLUpload
|
|
* @in_caps: input #GstCaps
|
|
* @out_caps: output #GstCaps
|
|
*
|
|
* Initializes @upload with the information required for upload.
|
|
*
|
|
* Returns: whether @in_caps and @out_caps could be set on @upload
|
|
*/
|
|
gboolean
|
|
gst_gl_upload_set_caps (GstGLUpload * upload, GstCaps * in_caps,
|
|
GstCaps * out_caps)
|
|
{
|
|
gboolean ret;
|
|
|
|
GST_OBJECT_LOCK (upload);
|
|
ret = _gst_gl_upload_set_caps_unlocked (upload, in_caps, out_caps);
|
|
GST_OBJECT_UNLOCK (upload);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* gst_gl_upload_get_caps:
|
|
* @upload: a #GstGLUpload
|
|
* @in_caps: (transfer full) (allow-none) (out): the input #GstCaps
|
|
* @out_caps: (transfer full) (allow-none) (out): the output #GstCaps
|
|
*/
|
|
void
|
|
gst_gl_upload_get_caps (GstGLUpload * upload, GstCaps ** in_caps,
|
|
GstCaps ** out_caps)
|
|
{
|
|
GST_OBJECT_LOCK (upload);
|
|
if (in_caps)
|
|
*in_caps =
|
|
upload->priv->in_caps ? gst_caps_ref (upload->priv->in_caps) : NULL;
|
|
if (out_caps)
|
|
*out_caps =
|
|
upload->priv->out_caps ? gst_caps_ref (upload->priv->out_caps) : NULL;
|
|
GST_OBJECT_UNLOCK (upload);
|
|
}
|
|
|
|
static gboolean
|
|
_upload_find_method (GstGLUpload * upload, gpointer last_impl)
|
|
{
|
|
gint method_i;
|
|
|
|
/* start with the last used method after explicitly reconfiguring to
|
|
* negotiate caps for this method */
|
|
if (upload->priv->method_i == 0) {
|
|
upload->priv->method_i = upload->priv->saved_method_i;
|
|
upload->priv->saved_method_i = 0;
|
|
}
|
|
|
|
if (upload->priv->method_i >= G_N_ELEMENTS (upload_methods)) {
|
|
if (last_impl)
|
|
upload->priv->method_i = 0;
|
|
else
|
|
return FALSE;
|
|
}
|
|
|
|
method_i = upload->priv->method_i;
|
|
|
|
if (last_impl == upload->priv->upload_impl[method_i])
|
|
return FALSE;
|
|
|
|
upload->priv->method = upload_methods[method_i];
|
|
upload->priv->method_impl = upload->priv->upload_impl[method_i];
|
|
|
|
GST_DEBUG_OBJECT (upload, "attempting upload with uploader %s",
|
|
upload->priv->method->name);
|
|
|
|
upload->priv->method_i++;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/**
|
|
* gst_gl_upload_perform_with_buffer:
|
|
* @upload: a #GstGLUpload
|
|
* @buffer: input #GstBuffer
|
|
* @outbuf_ptr: (out): resulting #GstBuffer
|
|
*
|
|
* Uploads @buffer using the transformation specified by
|
|
* gst_gl_upload_set_caps() creating a new #GstBuffer in @outbuf_ptr.
|
|
*
|
|
* Returns: whether the upload was successful
|
|
*/
|
|
GstGLUploadReturn
|
|
gst_gl_upload_perform_with_buffer (GstGLUpload * upload, GstBuffer * buffer,
|
|
GstBuffer ** outbuf_ptr)
|
|
{
|
|
GstGLUploadReturn ret = GST_GL_UPLOAD_ERROR;
|
|
GstBuffer *outbuf;
|
|
gpointer last_impl = upload->priv->method_impl;
|
|
|
|
g_return_val_if_fail (GST_IS_GL_UPLOAD (upload), FALSE);
|
|
g_return_val_if_fail (GST_IS_BUFFER (buffer), FALSE);
|
|
g_return_val_if_fail (outbuf_ptr != NULL, FALSE);
|
|
|
|
GST_OBJECT_LOCK (upload);
|
|
|
|
#define NEXT_METHOD \
|
|
do { \
|
|
if (!_upload_find_method (upload, last_impl)) { \
|
|
GST_OBJECT_UNLOCK (upload); \
|
|
return FALSE; \
|
|
} \
|
|
goto restart; \
|
|
} while (0)
|
|
|
|
if (!upload->priv->method_impl)
|
|
_upload_find_method (upload, last_impl);
|
|
|
|
restart:
|
|
if (!upload->priv->method->accept (upload->priv->method_impl, buffer,
|
|
upload->priv->in_caps, upload->priv->out_caps))
|
|
NEXT_METHOD;
|
|
|
|
ret =
|
|
upload->priv->method->perform (upload->priv->method_impl, buffer,
|
|
&outbuf);
|
|
if (ret == GST_GL_UPLOAD_UNSHARED_GL_CONTEXT) {
|
|
gint i;
|
|
|
|
for (i = 0; i < G_N_ELEMENTS (upload_methods); i++) {
|
|
if (upload_methods[i] == &_raw_data_upload) {
|
|
upload->priv->method = &_raw_data_upload;
|
|
upload->priv->method_impl = upload->priv->upload_impl[i];
|
|
upload->priv->method_i = i;
|
|
|
|
break;
|
|
}
|
|
}
|
|
goto restart;
|
|
} else if (ret == GST_GL_UPLOAD_DONE || ret == GST_GL_UPLOAD_RECONFIGURE) {
|
|
if (last_impl != upload->priv->method_impl) {
|
|
GstCaps *caps = gst_gl_upload_transform_caps (upload, upload->context,
|
|
GST_PAD_SINK, upload->priv->in_caps, NULL);
|
|
if (!gst_caps_is_subset (caps, upload->priv->out_caps)) {
|
|
gst_buffer_replace (&outbuf, NULL);
|
|
ret = GST_GL_UPLOAD_RECONFIGURE;
|
|
}
|
|
gst_caps_unref (caps);
|
|
}
|
|
/* we are done */
|
|
} else {
|
|
upload->priv->method_impl = NULL;
|
|
NEXT_METHOD;
|
|
}
|
|
|
|
if (outbuf && buffer != outbuf)
|
|
gst_buffer_copy_into (outbuf, buffer,
|
|
GST_BUFFER_COPY_FLAGS | GST_BUFFER_COPY_TIMESTAMPS, 0, -1);
|
|
*outbuf_ptr = outbuf;
|
|
|
|
if (ret == GST_GL_UPLOAD_RECONFIGURE)
|
|
upload->priv->saved_method_i = upload->priv->method_i - 1;
|
|
|
|
GST_OBJECT_UNLOCK (upload);
|
|
|
|
return ret;
|
|
|
|
#undef NEXT_METHOD
|
|
}
|