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glupload: Add DRM raw uploader

Browse source 
The goal is equivalent to adding DMA_DRM caps to the existing raw
uploader, but creating a new dedicated uploader allows separating the
logic more easily.

Test:
 - use an AMD system
 - modprobe visl
 - gst-launch-1.0 filesrc location=some-1080p-content.mkv ! parsebin ! v4l2slh265dec ! glimagesink

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/8126>
This commit is contained in:
Robert Mader 2024-12-10 18:04:21 +01:00 committed by GStreamer Marge Bot
parent a6be74786e
commit b687b9527b
1 changed files with 86 additions and 8 deletions
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94
subprojects/gst-plugins-base/gst-libs/gst/gl/gstglupload.c
View file

@ -1821,6 +1821,7 @@ struct RawUpload
GstGLUpload *upload;
struct RawUploadFrame *in_frame;
GstGLVideoAllocationParams *params;
GstCapsFeatures *features;
};
static struct RawUploadFrame *
@ -1876,6 +1877,8 @@ _raw_data_upload_new (GstGLUpload * upload)
struct RawUpload *raw = g_new0 (struct RawUpload, 1);
raw->upload = upload;
raw->features = gst_caps_features_new_single_static_str
(GST_CAPS_FEATURE_MEMORY_SYSTEM_MEMORY);
return raw;
}
@ -1940,16 +1943,10 @@ _raw_data_upload_accept (gpointer impl, GstBuffer * buffer, GstCaps * in_caps,
struct RawUpload *raw = impl;
GstCapsFeatures *features;
features =
gst_caps_features_new_single_static_str
(GST_CAPS_FEATURE_MEMORY_SYSTEM_MEMORY);
/* Also consider the omited system memory feature cases, such as
video/x-raw(meta:GstVideoOverlayComposition) */
if (!_filter_caps_with_features (in_caps, features, NULL)) {
gst_caps_features_free (features);
if (!_filter_caps_with_features (in_caps, raw->features, NULL))
return FALSE;
}
gst_caps_features_free (features);
features = gst_caps_get_features (out_caps, 0);
if (!gst_caps_features_contains (features, GST_CAPS_FEATURE_MEMORY_GL_MEMORY))
@ -2022,6 +2019,7 @@ _raw_data_upload_free (gpointer impl)
if (raw->params)
gst_gl_allocation_params_free ((GstGLAllocationParams *) raw->params);
gst_caps_features_free (raw->features);
g_free (raw);
}
@ -2040,6 +2038,83 @@ static const UploadMethod _raw_data_upload = {
&_raw_data_upload_free
};
#if GST_GL_HAVE_DMABUF
static gpointer
_raw_data_upload_drm_new (GstGLUpload * upload)
{
struct RawUpload *raw = g_new0 (struct RawUpload, 1);
raw->upload = upload;
raw->features = gst_caps_features_new_single_static_str
(GST_CAPS_FEATURE_MEMORY_DMABUF);
return raw;
}
static GstCaps *
_raw_data_upload_drm_transform_caps (gpointer impl, GstGLContext * context,
GstPadDirection direction, GstCaps * caps)
{
struct RawUpload *raw = impl;
GstGLDrmFormatFlags flags =
GST_GL_DRM_FORMAT_LINEAR_ONLY | GST_GL_DRM_FORMAT_INCLUDE_EMULATED;
GstCaps *ret;
if (direction == GST_PAD_SINK) {
ret = _dma_buf_upload_transform_caps_common (caps, context, direction,
flags, 1 << GST_GL_TEXTURE_TARGET_2D, GST_CAPS_FEATURE_MEMORY_DMABUF,
GST_CAPS_FEATURE_MEMORY_GL_MEMORY);
if (!ret) {
GST_DEBUG_OBJECT (raw->upload,
"direction %s, fails to transformed DMA caps %" GST_PTR_FORMAT,
"sink", caps);
return NULL;
}
} else {
gint i, n;
ret = _dma_buf_upload_transform_caps_common (caps, context, direction,
flags, 1 << GST_GL_TEXTURE_TARGET_2D, GST_CAPS_FEATURE_MEMORY_GL_MEMORY,
GST_CAPS_FEATURE_MEMORY_DMABUF);
if (!ret) {
GST_DEBUG_OBJECT (raw->upload,
"direction %s, fails to transformed DMA caps %" GST_PTR_FORMAT,
"src", caps);
return 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);
}
}
return ret;
}
static GstStaticCaps _raw_data_upload_drm_caps =
GST_STATIC_CAPS (GST_VIDEO_DMA_DRM_CAPS_MAKE ";"
GST_VIDEO_CAPS_MAKE (GST_GL_MEMORY_VIDEO_FORMATS_STR));
static const UploadMethod _raw_data_upload_drm = {
"Raw Data DRM",
0,
&_raw_data_upload_drm_caps,
&_raw_data_upload_drm_new,
&_raw_data_upload_drm_transform_caps,
&_raw_data_upload_accept,
&_raw_data_upload_propose_allocation,
&_raw_data_upload_perform,
&_raw_data_upload_free
};
#endif /* GST_GL_HAVE_DMABUF */
#if GST_GL_HAVE_VIV_DIRECTVIV
#ifndef GL_BGRA_EXT
#define GL_BGRA_EXT 0x80E1
@ -2888,7 +2963,10 @@ static const UploadMethod *upload_methods[] = {
#endif /* HAVE_NVMM */
&_upload_meta_upload,
/* Raw data must always be last / least preferred */
&_raw_data_upload
&_raw_data_upload,
#if GST_GL_HAVE_DMABUF
&_raw_data_upload_drm,
#endif
};
static GMutex upload_global_lock;