mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2024-12-22 16:26:39 +00:00
Code Issues 1 Projects Releases Wiki Activity

gl: add gst_egl_image_check_dmabuf_direct_with_dma_drm()

Browse source 
It internally uses gst_gl_context_egl_get_dma_formats() instead of fetching
modifiers by itself.

Thus gst_egl_image_check_dmabuf_direct() is a decorator of this new function.

Co-authored-by: He Junyan <junyan.he@intel.com>
Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/4680>
This commit is contained in:
Víctor Manuel Jáquez Leal 2023-04-17 19:34:05 +02:00 committed by GStreamer Marge Bot
parent 1477ed1ae5
commit 9f7f54174a
2 changed files with 59 additions and 85 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

135
subprojects/gst-plugins-base/gst-libs/gst/gl/egl/gsteglimage.c
View file

@ -696,7 +696,7 @@ gst_egl_image_from_dmabuf (GstGLContext * context,
* @target: a #GstGLTextureTarget
*
* Checks whether the video format specified by the given #GstVideoInfo is a
* supported texture format for the given target.
* supported texture format for the given @target.
*
* Returns: %TRUE if the format is supported.
*/
@ -704,107 +704,76 @@ gboolean
gst_egl_image_check_dmabuf_direct (GstGLContext * context,
const GstVideoInfo * in_info, GstGLTextureTarget target)
{
EGLDisplay egl_display = EGL_DEFAULT_DISPLAY;
GstGLDisplayEGL *display_egl;
EGLint *formats;
EGLint num_formats;
EGLuint64KHR *modifiers;
EGLBoolean *external_only;
int num_modifiers;
gboolean ret;
guint32 fourcc;
GstVideoInfoDmaDrm in_info_dma;
if (!gst_video_info_dma_drm_from_video_info (&in_info_dma, in_info,
DRM_FORMAT_MOD_LINEAR))
return FALSE;
return gst_egl_image_check_dmabuf_direct_with_dma_drm (context, &in_info_dma,
target);
}
/**
* gst_egl_image_check_dmabuf_direct_with_dma_drm:
* @context: a #GstGLContext (must be an EGL context)
* @in_info_dma: a #GstVideoInfoDmaDrm
* @target: a #GstGLTextureTarget
*
* Checks whether the video format specified by the given #GstVideoInfoDmaDrm is
* a supported texture format for the given @target.
*
* Returns: %TRUE if the format is supported.
*/
gboolean
gst_egl_image_check_dmabuf_direct_with_dma_drm (GstGLContext * context,
const GstVideoInfoDmaDrm * in_info_dma, GstGLTextureTarget target)
{
GstGLDmaModifier *mods, linear_modifier = { 0, FALSE };
gsize len;
const GArray *modifiers = NULL;
gint32 fourcc;
int i;
gboolean ret = FALSE;
EGLBoolean (*gst_eglQueryDmaBufFormatsEXT) (EGLDisplay dpy,
EGLint max_formats, EGLint * formats, EGLint * num_formats);
EGLBoolean (*gst_eglQueryDmaBufModifiersEXT) (EGLDisplay dpy,
int format, int max_modifiers, EGLuint64KHR * modifiers,
EGLBoolean * external_only, int *num_modifiers);
fourcc =
gst_video_dma_drm_fourcc_from_format (GST_VIDEO_INFO_FORMAT (in_info));
if (fourcc == DRM_FORMAT_INVALID)
return FALSE;
gst_eglQueryDmaBufFormatsEXT =
gst_gl_context_get_proc_address (context, "eglQueryDmaBufFormatsEXT");
gst_eglQueryDmaBufModifiersEXT =
gst_gl_context_get_proc_address (context, "eglQueryDmaBufModifiersEXT");
if (!gst_eglQueryDmaBufFormatsEXT || !gst_eglQueryDmaBufModifiersEXT)
return FALSE;
display_egl = gst_gl_display_egl_from_gl_display (context->display);
if (!display_egl) {
GST_WARNING_OBJECT (context,
"Failed to retrieve GstGLDisplayEGL from %" GST_PTR_FORMAT,
context->display);
return FALSE;
}
egl_display =
(EGLDisplay) gst_gl_display_get_handle (GST_GL_DISPLAY (display_egl));
gst_object_unref (display_egl);
ret = gst_eglQueryDmaBufFormatsEXT (egl_display, 0, NULL, &num_formats);
if (!ret || num_formats == 0)
return FALSE;
formats = g_new (EGLint, num_formats);
ret = gst_eglQueryDmaBufFormatsEXT (egl_display, num_formats, formats,
&num_formats);
if (!ret || num_formats == 0) {
g_free (formats);
fourcc = in_info_dma->drm_fourcc;
if (fourcc == DRM_FORMAT_INVALID) {
GST_INFO ("Unsupported format for direct DMABuf.");
return FALSE;
}
for (i = 0; i < num_formats; i++) {
if (formats[i] == fourcc)
break;
}
g_free (formats);
if (i == num_formats) {
if (!gst_gl_context_egl_get_format_modifiers (context, fourcc, &modifiers)) {
GST_DEBUG ("driver does not support importing fourcc %" GST_FOURCC_FORMAT,
GST_FOURCC_ARGS (fourcc));
return FALSE;
}
ret = gst_eglQueryDmaBufModifiersEXT (egl_display, fourcc, 0, NULL, NULL,
&num_modifiers);
if (!ret || num_modifiers == 0) {
GST_DEBUG ("driver does not report modifiers for fourcc %"
GST_FOURCC_FORMAT, GST_FOURCC_ARGS (fourcc));
return FALSE;
if (modifiers) {
mods = (GstGLDmaModifier *) modifiers->data;
len = modifiers->len;
} else {
mods = &linear_modifier;
len = 1;
}
modifiers = g_new (EGLuint64KHR, num_modifiers);
external_only = g_new (EGLBoolean, num_modifiers);
ret = gst_eglQueryDmaBufModifiersEXT (egl_display, fourcc, num_modifiers,
modifiers, external_only, &num_modifiers);
if (!ret || num_modifiers == 0) {
g_free (modifiers);
g_free (external_only);
return FALSE;
}
for (i = 0; i < num_modifiers; ++i) {
if (modifiers[i] == DRM_FORMAT_MOD_LINEAR) {
if (external_only[i]) {
for (i = 0; i < len; ++i) {
GstGLDmaModifier *modifier = &mods[i];
if (modifier->modifier == in_info_dma->drm_modifier) {
if (modifier->external_only) {
GST_DEBUG ("driver only supports external import of fourcc %"
GST_FOURCC_FORMAT, GST_FOURCC_ARGS (fourcc));
}
ret = !external_only[i] || (target == GST_GL_TEXTURE_TARGET_EXTERNAL_OES);
g_free (modifiers);
g_free (external_only);
return ret;
ret = !modifier->external_only
|| (target == GST_GL_TEXTURE_TARGET_EXTERNAL_OES);
break;
}
}
if (!ret) {
GST_DEBUG ("driver only supports non-linear import of fourcc %"
GST_FOURCC_FORMAT, GST_FOURCC_ARGS (fourcc));
g_free (modifiers);
g_free (external_only);
return FALSE;
}
return ret;
}
/**

5
subprojects/gst-plugins-base/gst-libs/gst/gl/egl/gsteglimage_private.h
View file

@ -31,6 +31,11 @@ gboolean gst_egl_image_check_dmabuf_direct (GstGLContext *
const GstVideoInfo * in_info,
GstGLTextureTarget target);
G_GNUC_INTERNAL
gboolean gst_egl_image_check_dmabuf_direct_with_dma_drm
(GstGLContext * context,
const GstVideoInfoDmaDrm * in_info_dma,
GstGLTextureTarget target);
G_END_DECLS