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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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[508/906] GstGLDownload: update for 1.0
This commit is contained in:
Matthew Waters
parent
00c11d955e
commit
590c3f4060
1 changed files with 78 additions and 109 deletions
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@ -68,40 +68,12 @@
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#define GST_CAT_DEFAULT gst_gl_download_debug
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GST_DEBUG_CATEGORY_STATIC (GST_CAT_DEFAULT);
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#ifndef OPENGL_ES2
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#define ADDITIONAL_CAPS \
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#else
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#define ADDITIONAL_CAPS
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#endif
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#ifndef OPENGL_ES2
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static GstStaticPadTemplate gst_gl_download_src_pad_template =
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GST_STATIC_PAD_TEMPLATE ("src",
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GST_STATIC_PAD_TEMPLATE ("src",
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GST_PAD_SRC,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS (GST_VIDEO_CAPS_RGB ";"
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GST_VIDEO_CAPS_RGBx ";"
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GST_VIDEO_CAPS_RGBA ";"
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GST_VIDEO_CAPS_BGR ";"
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GST_VIDEO_CAPS_BGRx ";"
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GST_VIDEO_CAPS_BGRA ";"
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GST_VIDEO_CAPS_xRGB ";"
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GST_VIDEO_CAPS_xBGR ";"
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GST_VIDEO_CAPS_ARGB ";"
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GST_VIDEO_CAPS_ABGR ";"
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GST_VIDEO_CAPS_YUV ("{ I420, YV12, YUY2, UYVY, AYUV }"))
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GST_STATIC_CAPS (GST_GL_VIDEO_CAPS)
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);
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#else
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static GstStaticPadTemplate gst_gl_download_src_pad_template =
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GST_STATIC_PAD_TEMPLATE ("src",
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GST_PAD_SRC,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS (GST_VIDEO_CAPS_RGB ";"
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GST_VIDEO_CAPS_RGBx ";"
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GST_VIDEO_CAPS_RGBA ";" GST_VIDEO_CAPS_YUV ("{ YUY2, UYVY, AYUV }"))
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);
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#endif
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static GstStaticPadTemplate gst_gl_download_sink_pad_template =
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GST_STATIC_PAD_TEMPLATE ("sink",
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@ -126,19 +98,20 @@ static void gst_gl_download_set_property (GObject * object, guint prop_id,
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static void gst_gl_download_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec);
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static gboolean gst_gl_download_src_query (GstPad * pad, GstQuery * query);
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static gboolean gst_gl_download_src_query (GstPad * pad, GstObject * object,
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GstQuery * query);
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static void gst_gl_download_reset (GstGLDownload * download);
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static gboolean gst_gl_download_set_caps (GstBaseTransform * bt,
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GstCaps * incaps, GstCaps * outcaps);
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static GstCaps *gst_gl_download_transform_caps (GstBaseTransform * bt,
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GstPadDirection direction, GstCaps * caps);
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GstPadDirection direction, GstCaps * caps, GstCaps * filter);
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static gboolean gst_gl_download_start (GstBaseTransform * bt);
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static gboolean gst_gl_download_stop (GstBaseTransform * bt);
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static GstFlowReturn gst_gl_download_transform (GstBaseTransform * trans,
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GstBuffer * inbuf, GstBuffer * outbuf);
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static gboolean gst_gl_download_get_unit_size (GstBaseTransform * trans,
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GstCaps * caps, guint * size);
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GstCaps * caps, gsize * size);
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static void
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@ -213,27 +186,27 @@ gst_gl_download_get_property (GObject * object, guint prop_id,
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}
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static gboolean
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gst_gl_download_src_query (GstPad * pad, GstQuery * query)
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gst_gl_download_src_query (GstPad * pad, GstObject * object, GstQuery * query)
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{
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GstGLDownload *download = GST_GL_DOWNLOAD (gst_pad_get_parent (pad));
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gboolean res = FALSE;
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GstGLDownload *download;
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gboolean res;
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download = GST_GL_DOWNLOAD (object);
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switch (GST_QUERY_TYPE (query)) {
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case GST_QUERY_CUSTOM:
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{
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GstStructure *structure = gst_query_get_structure (query);
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GstStructure *structure = gst_query_writable_structure (query);
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gst_structure_set (structure, "gstgldisplay", G_TYPE_POINTER,
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download->display, NULL);
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res = gst_pad_query_default (pad, query);
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res = gst_pad_query_default (pad, object, query);
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break;
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}
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default:
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res = gst_pad_query_default (pad, query);
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res = gst_pad_query_default (pad, object, query);
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break;
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}
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gst_object_unref (download);
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return res;
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}
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@ -272,56 +245,59 @@ gst_gl_download_stop (GstBaseTransform * bt)
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return TRUE;
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}
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/* from videoconvert code */
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/* copies the given caps */
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static GstCaps *
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gst_gl_download_caps_remove_format_info (GstCaps * caps)
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{
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GstStructure *st;
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gint i, n;
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GstCaps *res;
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res = gst_caps_new_empty ();
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n = gst_caps_get_size (caps);
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for (i = 0; i < n; i++) {
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st = gst_caps_get_structure (caps, i);
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/* If this is already expressed by the existing caps
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* skip this structure */
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if (i > 0 && gst_caps_is_subset_structure (res, st))
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continue;
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st = gst_structure_copy (st);
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gst_structure_remove_fields (st, "format", "palette_data",
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"colorimetry", "chroma-site", NULL);
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gst_caps_append_structure (res, st);
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}
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return res;
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}
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/* from videoconvert code */
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static GstCaps *
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gst_gl_download_transform_caps (GstBaseTransform * bt,
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GstPadDirection direction, GstCaps * caps)
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GstPadDirection direction, GstCaps * caps, GstCaps * filter)
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{
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GstStructure *structure;
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GstCaps *newcaps, *newothercaps;
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GstStructure *newstruct;
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const GValue *width_value;
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const GValue *height_value;
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const GValue *framerate_value;
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const GValue *par_value;
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GstCaps *tmp, *tmp2;
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GstCaps *result;
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GST_DEBUG ("transform caps %" GST_PTR_FORMAT, caps);
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/* Get all possible caps that we can transform to */
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tmp = gst_gl_download_caps_remove_format_info (caps);
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structure = gst_caps_get_structure (caps, 0);
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if (filter) {
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tmp2 = gst_caps_intersect_full (filter, tmp, GST_CAPS_INTERSECT_FIRST);
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gst_caps_unref (tmp);
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tmp = tmp2;
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}
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width_value = gst_structure_get_value (structure, "width");
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height_value = gst_structure_get_value (structure, "height");
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framerate_value = gst_structure_get_value (structure, "framerate");
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par_value = gst_structure_get_value (structure, "pixel-aspect-ratio");
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result = tmp;
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if (direction == GST_PAD_SINK) {
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newothercaps = gst_caps_new_simple ("video/x-raw-rgb", NULL);
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newstruct = gst_caps_get_structure (newothercaps, 0);
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gst_structure_set_value (newstruct, "width", width_value);
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gst_structure_set_value (newstruct, "height", height_value);
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gst_structure_set_value (newstruct, "framerate", framerate_value);
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if (par_value)
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gst_structure_set_value (newstruct, "pixel-aspect-ratio", par_value);
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else
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gst_structure_set (newstruct, "pixel-aspect-ratio", GST_TYPE_FRACTION,
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1, 1, NULL);
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newcaps = gst_caps_new_simple ("video/x-raw-yuv", NULL);
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gst_caps_append (newcaps, newothercaps);
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} else
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newcaps = gst_caps_new_simple ("video/x-raw-gl", NULL);
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GST_DEBUG_OBJECT (bt, "transformed %" GST_PTR_FORMAT " into %"
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GST_PTR_FORMAT, caps, result);
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newstruct = gst_caps_get_structure (newcaps, 0);
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gst_structure_set_value (newstruct, "width", width_value);
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gst_structure_set_value (newstruct, "height", height_value);
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gst_structure_set_value (newstruct, "framerate", framerate_value);
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if (par_value)
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gst_structure_set_value (newstruct, "pixel-aspect-ratio", par_value);
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else
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gst_structure_set (newstruct, "pixel-aspect-ratio", GST_TYPE_FRACTION,
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1, 1, NULL);
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GST_DEBUG ("new caps %" GST_PTR_FORMAT, newcaps);
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return newcaps;
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return result;
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}
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static gboolean
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@ -329,20 +305,24 @@ gst_gl_download_set_caps (GstBaseTransform * bt, GstCaps * incaps,
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GstCaps * outcaps)
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{
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GstGLDownload *download;
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GstVideoInfo vinfo;
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gboolean ret;
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download = GST_GL_DOWNLOAD (bt);
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GST_DEBUG ("called with %" GST_PTR_FORMAT, incaps);
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ret = gst_video_format_parse_caps (outcaps, &download->video_format,
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&download->width, &download->height);
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ret = gst_video_info_from_caps (&vinfo, outcaps);
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if (!ret) {
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GST_ERROR ("bad caps");
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return FALSE;
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}
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download->video_format = GST_VIDEO_INFO_FORMAT (&vinfo);
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download->width = GST_VIDEO_INFO_WIDTH (&vinfo);
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download->height = GST_VIDEO_INFO_HEIGHT (&vinfo);
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if (!download->display) {
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GST_ERROR ("display is null");
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return FALSE;
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@ -359,24 +339,14 @@ gst_gl_download_set_caps (GstBaseTransform * bt, GstCaps * incaps,
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static gboolean
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gst_gl_download_get_unit_size (GstBaseTransform * trans, GstCaps * caps,
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guint * size)
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gsize * size)
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{
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gboolean ret;
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GstStructure *structure;
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gint width;
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gint height;
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GstVideoInfo vinfo;
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structure = gst_caps_get_structure (caps, 0);
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if (gst_structure_has_name (structure, "video/x-raw-gl")) {
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ret = gst_gl_buffer_parse_caps (caps, &width, &height);
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if (ret)
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*size = gst_gl_buffer_get_size (width, height);
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} else {
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GstVideoFormat video_format;
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ret = gst_video_format_parse_caps (caps, &video_format, &width, &height);
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if (ret)
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*size = gst_video_format_get_size (video_format, width, height);
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}
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ret = gst_video_info_from_caps (&vinfo, caps);
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if (ret)
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*size = GST_VIDEO_INFO_SIZE (&vinfo);
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return ret;
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}
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@ -385,17 +355,16 @@ static GstFlowReturn
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gst_gl_download_transform (GstBaseTransform * trans, GstBuffer * inbuf,
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GstBuffer * outbuf)
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{
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GstGLDownload *download = GST_GL_DOWNLOAD (trans);
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GstGLBuffer *gl_inbuf = GST_GL_BUFFER (inbuf);
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/*GstGLDownload *download;
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GST_DEBUG ("making video %p size %d",
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GST_BUFFER_DATA (outbuf), GST_BUFFER_SIZE (outbuf));
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download = GST_GL_DOWNLOAD (trans); */
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//blocking call
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if (gst_gl_display_do_download (download->display, gl_inbuf->texture,
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gl_inbuf->width, gl_inbuf->height, GST_BUFFER_DATA (outbuf)))
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return GST_FLOW_OK;
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else
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return GST_FLOW_UNEXPECTED;
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/*FIXME: Use GstGLMeta
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if (gst_gl_display_do_download (download->display, gl_inbuf->texture,
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gl_inbuf->width, gl_inbuf->height, GST_BUFFER_DATA (outbuf)))
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return GST_FLOW_OK;
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else */
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return GST_FLOW_EOS;
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}
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