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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2025-03-11 06:11:27 +00:00
vdpau: add functions to GstVdpOutputBuffer needed for rgb download
This commit is contained in:
Carl-Anton Ingmarsson
parent
64601993c9
commit
4dd36435a7
2 changed files with 198 additions and 9 deletions
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@ -51,6 +51,10 @@ gst_vdp_output_buffer_new (GstVdpDevice * device, VdpRGBAFormat rgba_format,
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(GstVdpOutputBuffer *) gst_mini_object_new (GST_TYPE_VDP_OUTPUT_BUFFER);
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buffer->device = g_object_ref (device);
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buffer->rgba_format = rgba_format;
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buffer->width = width;
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buffer->height = height;
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buffer->surface = surface;
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return buffer;
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@ -133,8 +137,8 @@ GstVdpOutputBufferFormats rgba_formats[] = {
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{VDP_RGBA_FORMAT_A8,
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GST_STATIC_CAPS ("video/x-raw-rgb, "
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"bpp = (int)8, "
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"depth = (int)0, "
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"endianness = G_BIG_ENDIAN, "
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"depth = (int)8, "
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"endianness = (int)4321, "
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"red_mask = (int)0x00, "
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"green_mask = (int)0x00, "
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"blue_mask = (int)0x00, " "alpha_mask = (int)0xff")},
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@ -142,7 +146,7 @@ GstVdpOutputBufferFormats rgba_formats[] = {
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GST_STATIC_CAPS ("video/x-raw-rgb, "
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"bpp = (int)32, "
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"depth = (int)30, "
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"endianness = G_BIG_ENDIAN, "
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"endianness = (int)4321, "
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"red_mask = (int)0x000003fc, "
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"green_mask = (int)0x003ff000, "
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"blue_mask = (int)0xffc00000, " "alpha_mask = (int)0x00000003")},
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@ -150,7 +154,7 @@ GstVdpOutputBufferFormats rgba_formats[] = {
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GST_STATIC_CAPS ("video/x-raw-rgb, "
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"bpp = (int)32, "
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"depth = (int)24, "
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"endianness = G_BIG_ENDIAN, "
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"endianness = (int)4321, "
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"red_mask = (int)0x0000ff00, "
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"green_mask = (int)0x00ff0000, "
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"blue_mask = (int)0xff000000, " "alpha_mask = (int)0x000000ff")},
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@ -158,7 +162,7 @@ GstVdpOutputBufferFormats rgba_formats[] = {
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GST_STATIC_CAPS ("video/x-raw-rgb, "
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"bpp = (int)32, "
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"depth = (int)30, "
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"endianness = G_BIG_ENDIAN, "
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"endianness = (int)4321, "
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"red_mask = (int)0xffc00000, "
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"green_mask = (int)0x003ff000, "
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"blue_mask = (int)0x000003fc, " "alpha_mask = (int)0x00000003")},
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@ -166,25 +170,57 @@ GstVdpOutputBufferFormats rgba_formats[] = {
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GST_STATIC_CAPS ("video/x-raw-rgb, "
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"bpp = (int)32, "
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"depth = (int)24, "
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"endianness = G_BIG_ENDIAN"
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"endianness = (int)4321, "
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"red_mask = (int)0xff000000, "
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"green_mask = (int)0x00ff0000, "
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"blue_mask = (int)0x0000ff00, " "alpha_mask = (int)0x000000ff")},
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};
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int n_rgba_formats = G_N_ELEMENTS (rgba_formats);
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GstCaps *
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gst_vdp_output_buffer_get_template_caps ()
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{
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GstCaps *caps, *rgb_caps;
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gint i;
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caps = gst_caps_new_empty ();
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rgb_caps = gst_caps_new_empty ();
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for (i = 0; i < G_N_ELEMENTS (rgba_formats); i++) {
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GstCaps *format_caps;
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format_caps = gst_caps_new_simple ("video/x-vdpau-output",
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"rgba-format", G_TYPE_INT, rgba_formats[i].format,
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"width", GST_TYPE_INT_RANGE, 1, 8192,
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"height", GST_TYPE_INT_RANGE, 1, 8192, NULL);
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gst_caps_append (caps, format_caps);
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format_caps = gst_static_caps_get (&rgba_formats[i].caps);
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format_caps = gst_caps_copy (format_caps);
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gst_caps_set_simple (format_caps,
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"width", GST_TYPE_INT_RANGE, 1, 8192,
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"height", GST_TYPE_INT_RANGE, 1, 8192, NULL);
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gst_caps_append (rgb_caps, format_caps);
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}
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gst_caps_append (caps, rgb_caps);
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return caps;
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}
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GstCaps *
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gst_vdp_output_buffer_get_allowed_caps (GstVdpDevice * device)
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{
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GstCaps *caps;
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GstCaps *caps, *rgb_caps;
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gint i;
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g_return_val_if_fail (GST_IS_VDP_DEVICE (device), NULL);
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caps = gst_caps_new_empty ();
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rgb_caps = gst_caps_new_empty ();
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for (i = 0; i < n_rgba_formats; i++) {
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for (i = 0; i < G_N_ELEMENTS (rgba_formats); i++) {
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VdpStatus status;
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VdpBool is_supported;
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guint max_w, max_h;
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@ -208,10 +244,155 @@ gst_vdp_output_buffer_get_allowed_caps (GstVdpDevice * device)
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"width", GST_TYPE_INT_RANGE, 1, max_w,
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"height", GST_TYPE_INT_RANGE, 1, max_h, NULL);
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gst_caps_append (caps, format_caps);
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format_caps = gst_static_caps_get (&rgba_formats[i].caps);
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format_caps = gst_caps_copy (format_caps);
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gst_caps_set_simple (format_caps,
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"width", GST_TYPE_INT_RANGE, 1, 8192,
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"height", GST_TYPE_INT_RANGE, 1, 8192, NULL);
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gst_caps_append (rgb_caps, format_caps);
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}
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}
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gst_caps_append (caps, rgb_caps);
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error:
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return caps;
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}
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gboolean
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gst_vdp_caps_to_rgba_format (GstCaps * caps, VdpRGBAFormat * rgba_format)
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{
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GstStructure *structure;
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gint c_bpp, c_depth, c_endianness, c_red_mask, c_green_mask, c_blue_mask,
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c_alpha_mask;
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gint i;
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g_return_val_if_fail (GST_IS_CAPS (caps), FALSE);
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if (!gst_caps_is_fixed (caps))
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return FALSE;
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structure = gst_caps_get_structure (caps, 0);
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if (!gst_structure_has_name (structure, "video/x-raw-rgb"))
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return FALSE;
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if (!gst_structure_get_int (structure, "bpp", &c_bpp) ||
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!gst_structure_get_int (structure, "depth", &c_depth) ||
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!gst_structure_get_int (structure, "endianness", &c_endianness) ||
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!gst_structure_get_int (structure, "red_mask", &c_red_mask) ||
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!gst_structure_get_int (structure, "green_mask", &c_green_mask) ||
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!gst_structure_get_int (structure, "blue_mask", &c_blue_mask) ||
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!gst_structure_get_int (structure, "alpha_mask", &c_alpha_mask))
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return FALSE;
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for (i = 0; i < G_N_ELEMENTS (rgba_formats); i++) {
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gint bpp, depth, endianness, red_mask, green_mask, blue_mask, alpha_mask;
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GstCaps *rgb_caps = gst_static_caps_get (&rgba_formats[i].caps);
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structure = gst_caps_get_structure (rgb_caps, 0);
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gst_structure_get_int (structure, "bpp", &bpp);
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gst_structure_get_int (structure, "depth", &depth);
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gst_structure_get_int (structure, "endianness", &endianness);
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gst_structure_get_int (structure, "red_mask", &red_mask);
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gst_structure_get_int (structure, "green_mask", &green_mask);
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gst_structure_get_int (structure, "blue_mask", &blue_mask);
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gst_structure_get_int (structure, "alpha_mask", &alpha_mask);
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if (c_bpp == bpp && c_depth == depth && c_endianness == endianness &&
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c_red_mask == red_mask && c_green_mask == green_mask &&
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c_blue_mask == blue_mask && c_alpha_mask == alpha_mask) {
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gst_caps_unref (rgb_caps);
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*rgba_format = rgba_formats[i].format;
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return TRUE;
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}
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gst_caps_unref (rgb_caps);
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}
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return FALSE;
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}
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gboolean
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gst_vdp_output_buffer_calculate_size (GstVdpOutputBuffer * output_buf,
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guint * size)
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{
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g_return_val_if_fail (GST_IS_VDP_OUTPUT_BUFFER (output_buf), FALSE);
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switch (output_buf->rgba_format) {
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case VDP_RGBA_FORMAT_A8:
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{
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*size = output_buf->width * output_buf->height;
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break;
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}
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case VDP_RGBA_FORMAT_B10G10R10A2:
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case VDP_RGBA_FORMAT_B8G8R8A8:
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case VDP_RGBA_FORMAT_R10G10B10A2:
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case VDP_RGBA_FORMAT_R8G8B8A8:
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{
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*size = output_buf->width * output_buf->height * 4;
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break;
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}
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default:
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return FALSE;
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}
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return TRUE;
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}
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gboolean
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gst_vdp_output_buffer_download (GstVdpOutputBuffer * output_buf,
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GstBuffer * outbuf)
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{
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guint8 *data[1];
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guint32 stride[1];
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GstVdpDevice *device;
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VdpOutputSurface surface;
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VdpStatus status;
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g_return_val_if_fail (GST_IS_VDP_OUTPUT_BUFFER (output_buf), FALSE);
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switch (output_buf->rgba_format) {
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case VDP_RGBA_FORMAT_A8:
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{
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stride[0] = output_buf->width;
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break;
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}
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case VDP_RGBA_FORMAT_B10G10R10A2:
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case VDP_RGBA_FORMAT_B8G8R8A8:
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case VDP_RGBA_FORMAT_R10G10B10A2:
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case VDP_RGBA_FORMAT_R8G8B8A8:
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{
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stride[0] = output_buf->width * 4;
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break;
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}
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default:
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return FALSE;
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}
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device = output_buf->device;
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surface = output_buf->surface;
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data[0] = GST_BUFFER_DATA (outbuf);
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GST_LOG_OBJECT (output_buf, "Entering vdp_output_surface_get_bits_native");
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status =
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device->vdp_output_surface_get_bits_native (surface, NULL, (void *) data,
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stride);
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GST_LOG_OBJECT (output_buf,
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"Got status %d from vdp_output_get_bits_native", status);
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if (G_UNLIKELY (status != VDP_STATUS_OK)) {
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GST_ERROR_OBJECT (output_buf,
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"Couldn't get data from vdpau, Error returned from vdpau was: %s",
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device->vdp_get_error_string (status));
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return FALSE;
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}
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return TRUE;
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}
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@ -35,6 +35,9 @@ struct _GstVdpOutputBuffer {
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GstBuffer buffer;
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GstVdpDevice *device;
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VdpRGBAFormat rgba_format;
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gint width, height;
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VdpOutputSurface surface;
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};
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@ -42,7 +45,12 @@ GType gst_vdp_output_buffer_get_type (void);
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GstVdpOutputBuffer* gst_vdp_output_buffer_new (GstVdpDevice * device, VdpRGBAFormat rgba_format, gint width, gint height);
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GstCaps *gst_vdp_output_buffer_get_template_caps ();
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GstCaps *gst_vdp_output_buffer_get_allowed_caps (GstVdpDevice *device);
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gboolean gst_vdp_caps_to_rgba_format (GstCaps *caps, VdpRGBAFormat *rgba_format);
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gboolean gst_vdp_output_buffer_calculate_size (GstVdpOutputBuffer *output_buf, guint *size);
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gboolean gst_vdp_output_buffer_download (GstVdpOutputBuffer *output_buf, GstBuffer *outbuf);
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#define GST_VDP_OUTPUT_CAPS \
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"video/x-vdpau-output, " \
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