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glupload: dmabuf: add DirectDmabufExternal uploader

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Automatic negotiation of texture-target=external-oes does not work
without separating the external-oes support out of the DirectDmabuf
uploader into a separate DirectDmabufExternal uploader.
This commit is contained in:
Philipp Zabel 2020-02-18 13:46:08 +01:00 committed by Nicolas Dufresne
parent dedd20f430
commit 0e038a5612
1 changed files with 40 additions and 8 deletions
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48
gst-libs/gst/gl/gstglupload.c
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@ -511,6 +511,7 @@ _dma_buf_upload_new (GstGLUpload * upload)
{
struct DmabufUpload *dmabuf = g_new0 (struct DmabufUpload, 1);
dmabuf->upload = upload;
dmabuf->target = GST_GL_TEXTURE_TARGET_2D;
return dmabuf;
}
@ -655,8 +656,6 @@ _dma_buf_upload_accept (gpointer impl, GstBuffer * buffer, GstCaps * in_caps,
dmabuf->out_caps = out_caps;
if (!gst_video_info_from_caps (out_info, out_caps))
return FALSE;
dmabuf->target = _caps_get_texture_target (out_caps,
GST_GL_TEXTURE_TARGET_2D);
}
if (dmabuf->params)
@ -803,7 +802,6 @@ _direct_dma_buf_upload_new (GstGLUpload * upload)
{
struct DmabufUpload *dmabuf = _dma_buf_upload_new (upload);
dmabuf->direct = TRUE;
dmabuf->target = GST_GL_TEXTURE_TARGET_2D;
gst_video_info_init (&dmabuf->out_info);
return dmabuf;
}
@ -813,11 +811,22 @@ _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);
GstCapsFeatures *passthrough;
GstCaps *ret;
if (context) {
/* Don't propose direct DMABuf caps feature unless it can be supported */
if (gst_gl_context_get_gl_platform (context) != GST_GL_PLATFORM_EGL)
return NULL;
if (dmabuf->target == GST_GL_TEXTURE_TARGET_EXTERNAL_OES &&
!gst_gl_context_check_feature (context, "GL_OES_EGL_image_external"))
return NULL;
}
passthrough = gst_caps_features_from_string
(GST_CAPS_FEATURE_META_GST_VIDEO_OVERLAY_COMPOSITION);
if (direction == GST_PAD_SINK) {
gint i, n;
GstCaps *tmp;
@ -836,8 +845,8 @@ _direct_dma_buf_upload_transform_caps (gpointer impl, GstGLContext * context,
gst_structure_remove_fields (s, "chroma-site", NULL);
gst_structure_remove_fields (s, "colorimetry", NULL);
}
target_mask = 1 << GST_GL_TEXTURE_TARGET_2D |
1 << GST_GL_TEXTURE_TARGET_EXTERNAL_OES;
target_mask = 1 << dmabuf->target;
tmp = _caps_intersect_texture_target (ret, target_mask);
gst_caps_unref (ret);
ret = tmp;
@ -891,6 +900,28 @@ static const UploadMethod _direct_dma_buf_upload = {
&_dma_buf_upload_free
};
/* a variant of the direct DMABuf uploader that uses external OES textures */
static gpointer
_direct_dma_buf_external_upload_new (GstGLUpload * upload)
{
struct DmabufUpload *dmabuf = _direct_dma_buf_upload_new (upload);
dmabuf->target = GST_GL_TEXTURE_TARGET_EXTERNAL_OES;
return dmabuf;
}
static const UploadMethod _direct_dma_buf_external_upload = {
"DirectDmabufExternal",
0,
&_dma_buf_upload_caps,
&_direct_dma_buf_external_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
@ -1669,6 +1700,7 @@ static const UploadMethod _directviv_upload = {
static const UploadMethod *upload_methods[] = { &_gl_memory_upload,
#if GST_GL_HAVE_DMABUF
&_direct_dma_buf_upload,
&_direct_dma_buf_external_upload,
&_dma_buf_upload,
#endif
#if GST_GL_HAVE_VIV_DIRECTVIV