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d3d11: Move scoring util method for colorspace conversion to colorconvert element
It's used only by colorconvert element. Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1275>
This commit is contained in:
Seungha Yang
GStreamer Merge Bot
parent
206d900573
commit
0e842c74b6
3 changed files with 204 additions and 204 deletions
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@ -252,6 +252,207 @@ gst_d3d11_color_convert_transform_caps (GstBaseTransform *
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return result;
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return result;
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}
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}
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/*
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* This is an incomplete matrix of in formats and a score for the prefered output
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* format.
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*
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* out: RGB24 RGB16 ARGB AYUV YUV444 YUV422 YUV420 YUV411 YUV410 PAL GRAY
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* in
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* RGB24 0 2 1 2 2 3 4 5 6 7 8
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* RGB16 1 0 1 2 2 3 4 5 6 7 8
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* ARGB 2 3 0 1 4 5 6 7 8 9 10
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* AYUV 3 4 1 0 2 5 6 7 8 9 10
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* YUV444 2 4 3 1 0 5 6 7 8 9 10
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* YUV422 3 5 4 2 1 0 6 7 8 9 10
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* YUV420 4 6 5 3 2 1 0 7 8 9 10
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* YUV411 4 6 5 3 2 1 7 0 8 9 10
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* YUV410 6 8 7 5 4 3 2 1 0 9 10
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* PAL 1 3 2 6 4 6 7 8 9 0 10
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* GRAY 1 4 3 2 1 5 6 7 8 9 0
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*
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* PAL or GRAY are never prefered, if we can we would convert to PAL instead
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* of GRAY, though
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* less subsampling is prefered and if any, preferably horizontal
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* We would like to keep the alpha, even if we would need to to colorspace conversion
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* or lose depth.
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*/
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#define SCORE_FORMAT_CHANGE 1
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#define SCORE_DEPTH_CHANGE 1
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#define SCORE_ALPHA_CHANGE 1
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#define SCORE_CHROMA_W_CHANGE 1
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#define SCORE_CHROMA_H_CHANGE 1
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#define SCORE_PALETTE_CHANGE 1
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#define SCORE_COLORSPACE_LOSS 2 /* RGB <-> YUV */
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#define SCORE_DEPTH_LOSS 4 /* change bit depth */
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#define SCORE_ALPHA_LOSS 8 /* lose the alpha channel */
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#define SCORE_CHROMA_W_LOSS 16 /* vertical subsample */
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#define SCORE_CHROMA_H_LOSS 32 /* horizontal subsample */
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#define SCORE_PALETTE_LOSS 64 /* convert to palette format */
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#define SCORE_COLOR_LOSS 128 /* convert to GRAY */
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#define COLORSPACE_MASK (GST_VIDEO_FORMAT_FLAG_YUV | \
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GST_VIDEO_FORMAT_FLAG_RGB | GST_VIDEO_FORMAT_FLAG_GRAY)
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#define ALPHA_MASK (GST_VIDEO_FORMAT_FLAG_ALPHA)
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#define PALETTE_MASK (GST_VIDEO_FORMAT_FLAG_PALETTE)
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/* calculate how much loss a conversion would be */
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static void
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score_value (const GstVideoFormatInfo * in_info,
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const GValue * val, gint * min_loss, const GstVideoFormatInfo ** out_info)
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{
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const gchar *fname;
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const GstVideoFormatInfo *t_info;
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GstVideoFormatFlags in_flags, t_flags;
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gint loss;
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fname = g_value_get_string (val);
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t_info = gst_video_format_get_info (gst_video_format_from_string (fname));
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if (!t_info)
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return;
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/* accept input format immediately without loss */
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if (in_info == t_info) {
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*min_loss = 0;
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*out_info = t_info;
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return;
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}
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loss = SCORE_FORMAT_CHANGE;
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in_flags = GST_VIDEO_FORMAT_INFO_FLAGS (in_info);
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in_flags &= ~GST_VIDEO_FORMAT_FLAG_LE;
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in_flags &= ~GST_VIDEO_FORMAT_FLAG_COMPLEX;
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in_flags &= ~GST_VIDEO_FORMAT_FLAG_UNPACK;
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t_flags = GST_VIDEO_FORMAT_INFO_FLAGS (t_info);
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t_flags &= ~GST_VIDEO_FORMAT_FLAG_LE;
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t_flags &= ~GST_VIDEO_FORMAT_FLAG_COMPLEX;
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t_flags &= ~GST_VIDEO_FORMAT_FLAG_UNPACK;
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if ((t_flags & PALETTE_MASK) != (in_flags & PALETTE_MASK)) {
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loss += SCORE_PALETTE_CHANGE;
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if (t_flags & PALETTE_MASK)
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loss += SCORE_PALETTE_LOSS;
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}
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if ((t_flags & COLORSPACE_MASK) != (in_flags & COLORSPACE_MASK)) {
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loss += SCORE_COLORSPACE_LOSS;
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if (t_flags & GST_VIDEO_FORMAT_FLAG_GRAY)
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loss += SCORE_COLOR_LOSS;
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}
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if ((t_flags & ALPHA_MASK) != (in_flags & ALPHA_MASK)) {
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loss += SCORE_ALPHA_CHANGE;
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if (in_flags & ALPHA_MASK)
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loss += SCORE_ALPHA_LOSS;
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}
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if ((in_info->h_sub[1]) != (t_info->h_sub[1])) {
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loss += SCORE_CHROMA_H_CHANGE;
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if ((in_info->h_sub[1]) < (t_info->h_sub[1]))
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loss += SCORE_CHROMA_H_LOSS;
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}
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if ((in_info->w_sub[1]) != (t_info->w_sub[1])) {
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loss += SCORE_CHROMA_W_CHANGE;
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if ((in_info->w_sub[1]) < (t_info->w_sub[1]))
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loss += SCORE_CHROMA_W_LOSS;
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}
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if ((in_info->bits) != (t_info->bits)) {
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loss += SCORE_DEPTH_CHANGE;
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if ((in_info->bits) > (t_info->bits))
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loss += SCORE_DEPTH_LOSS + (in_info->bits - t_info->bits);
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}
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GST_DEBUG ("score %s -> %s = %d",
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GST_VIDEO_FORMAT_INFO_NAME (in_info),
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GST_VIDEO_FORMAT_INFO_NAME (t_info), loss);
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if (loss < *min_loss) {
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GST_DEBUG ("found new best %d", loss);
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*out_info = t_info;
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*min_loss = loss;
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}
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}
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static GstCaps *
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gst_d3d11_color_convert_fixate_format (GstBaseTransform * trans,
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GstCaps * caps, GstCaps * othercaps)
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{
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GstStructure *ins, *outs;
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const gchar *in_format;
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const GstVideoFormatInfo *in_info, *out_info = NULL;
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gint min_loss = G_MAXINT;
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guint i, capslen;
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GstCaps *result;
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result = gst_caps_intersect (othercaps, caps);
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if (gst_caps_is_empty (result)) {
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gst_caps_unref (result);
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result = othercaps;
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} else {
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gst_caps_unref (othercaps);
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}
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result = gst_caps_make_writable (result);
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ins = gst_caps_get_structure (caps, 0);
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in_format = gst_structure_get_string (ins, "format");
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if (!in_format) {
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gst_caps_unref (result);
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return NULL;
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}
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GST_DEBUG ("source format %s", in_format);
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in_info =
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gst_video_format_get_info (gst_video_format_from_string (in_format));
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if (!in_info) {
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gst_caps_unref (result);
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return NULL;
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}
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outs = gst_caps_get_structure (result, 0);
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capslen = gst_caps_get_size (result);
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GST_DEBUG ("iterate %d structures", capslen);
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for (i = 0; i < capslen; i++) {
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GstStructure *tests;
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const GValue *format;
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tests = gst_caps_get_structure (result, i);
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format = gst_structure_get_value (tests, "format");
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/* should not happen */
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if (format == NULL)
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continue;
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if (GST_VALUE_HOLDS_LIST (format)) {
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gint j, len;
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len = gst_value_list_get_size (format);
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GST_DEBUG ("have %d formats", len);
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for (j = 0; j < len; j++) {
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const GValue *val;
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val = gst_value_list_get_value (format, j);
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if (G_VALUE_HOLDS_STRING (val)) {
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score_value (in_info, val, &min_loss, &out_info);
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if (min_loss == 0)
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break;
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}
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}
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} else if (G_VALUE_HOLDS_STRING (format)) {
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score_value (in_info, format, &min_loss, &out_info);
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}
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}
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if (out_info)
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gst_structure_set (outs, "format", G_TYPE_STRING,
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GST_VIDEO_FORMAT_INFO_NAME (out_info), NULL);
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return result;
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}
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static GstCaps *
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static GstCaps *
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gst_d3d11_color_convert_fixate_caps (GstBaseTransform * trans,
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gst_d3d11_color_convert_fixate_caps (GstBaseTransform * trans,
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GstPadDirection direction, GstCaps * caps, GstCaps * othercaps)
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GstPadDirection direction, GstCaps * caps, GstCaps * othercaps)
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@ -261,7 +462,9 @@ gst_d3d11_color_convert_fixate_caps (GstBaseTransform * trans,
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GST_DEBUG_OBJECT (trans, "trying to fixate othercaps %" GST_PTR_FORMAT
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GST_DEBUG_OBJECT (trans, "trying to fixate othercaps %" GST_PTR_FORMAT
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" based on caps %" GST_PTR_FORMAT, othercaps, caps);
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" based on caps %" GST_PTR_FORMAT, othercaps, caps);
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result = gst_d3d11_caps_fixate_format (caps, gst_caps_ref (othercaps));
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result =
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gst_d3d11_color_convert_fixate_format (trans,
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caps, gst_caps_ref (othercaps));
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if (!result)
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if (!result)
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result = othercaps;
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result = othercaps;
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@ -342,206 +342,6 @@ gst_d3d11_is_windows_8_or_greater (void)
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return ret;
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return ret;
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}
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}
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/*
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* This is an incomplete matrix of in formats and a score for the prefered output
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* format.
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*
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* out: RGB24 RGB16 ARGB AYUV YUV444 YUV422 YUV420 YUV411 YUV410 PAL GRAY
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* in
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* RGB24 0 2 1 2 2 3 4 5 6 7 8
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* RGB16 1 0 1 2 2 3 4 5 6 7 8
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* ARGB 2 3 0 1 4 5 6 7 8 9 10
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* AYUV 3 4 1 0 2 5 6 7 8 9 10
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* YUV444 2 4 3 1 0 5 6 7 8 9 10
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* YUV422 3 5 4 2 1 0 6 7 8 9 10
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* YUV420 4 6 5 3 2 1 0 7 8 9 10
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* YUV411 4 6 5 3 2 1 7 0 8 9 10
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* YUV410 6 8 7 5 4 3 2 1 0 9 10
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* PAL 1 3 2 6 4 6 7 8 9 0 10
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* GRAY 1 4 3 2 1 5 6 7 8 9 0
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*
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* PAL or GRAY are never prefered, if we can we would convert to PAL instead
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* of GRAY, though
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* less subsampling is prefered and if any, preferably horizontal
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* We would like to keep the alpha, even if we would need to to colorspace conversion
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* or lose depth.
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*/
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#define SCORE_FORMAT_CHANGE 1
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#define SCORE_DEPTH_CHANGE 1
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#define SCORE_ALPHA_CHANGE 1
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#define SCORE_CHROMA_W_CHANGE 1
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#define SCORE_CHROMA_H_CHANGE 1
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#define SCORE_PALETTE_CHANGE 1
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#define SCORE_COLORSPACE_LOSS 2 /* RGB <-> YUV */
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#define SCORE_DEPTH_LOSS 4 /* change bit depth */
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#define SCORE_ALPHA_LOSS 8 /* lose the alpha channel */
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#define SCORE_CHROMA_W_LOSS 16 /* vertical subsample */
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#define SCORE_CHROMA_H_LOSS 32 /* horizontal subsample */
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#define SCORE_PALETTE_LOSS 64 /* convert to palette format */
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#define SCORE_COLOR_LOSS 128 /* convert to GRAY */
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#define COLORSPACE_MASK (GST_VIDEO_FORMAT_FLAG_YUV | \
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GST_VIDEO_FORMAT_FLAG_RGB | GST_VIDEO_FORMAT_FLAG_GRAY)
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#define ALPHA_MASK (GST_VIDEO_FORMAT_FLAG_ALPHA)
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#define PALETTE_MASK (GST_VIDEO_FORMAT_FLAG_PALETTE)
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/* calculate how much loss a conversion would be */
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static void
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score_value (const GstVideoFormatInfo * in_info,
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const GValue * val, gint * min_loss, const GstVideoFormatInfo ** out_info)
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{
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const gchar *fname;
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const GstVideoFormatInfo *t_info;
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GstVideoFormatFlags in_flags, t_flags;
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gint loss;
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fname = g_value_get_string (val);
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t_info = gst_video_format_get_info (gst_video_format_from_string (fname));
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if (!t_info)
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return;
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/* accept input format immediately without loss */
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if (in_info == t_info) {
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*min_loss = 0;
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*out_info = t_info;
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return;
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}
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loss = SCORE_FORMAT_CHANGE;
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in_flags = GST_VIDEO_FORMAT_INFO_FLAGS (in_info);
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in_flags &= ~GST_VIDEO_FORMAT_FLAG_LE;
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in_flags &= ~GST_VIDEO_FORMAT_FLAG_COMPLEX;
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in_flags &= ~GST_VIDEO_FORMAT_FLAG_UNPACK;
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t_flags = GST_VIDEO_FORMAT_INFO_FLAGS (t_info);
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t_flags &= ~GST_VIDEO_FORMAT_FLAG_LE;
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t_flags &= ~GST_VIDEO_FORMAT_FLAG_COMPLEX;
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t_flags &= ~GST_VIDEO_FORMAT_FLAG_UNPACK;
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if ((t_flags & PALETTE_MASK) != (in_flags & PALETTE_MASK)) {
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loss += SCORE_PALETTE_CHANGE;
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if (t_flags & PALETTE_MASK)
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loss += SCORE_PALETTE_LOSS;
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}
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if ((t_flags & COLORSPACE_MASK) != (in_flags & COLORSPACE_MASK)) {
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loss += SCORE_COLORSPACE_LOSS;
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if (t_flags & GST_VIDEO_FORMAT_FLAG_GRAY)
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loss += SCORE_COLOR_LOSS;
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}
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if ((t_flags & ALPHA_MASK) != (in_flags & ALPHA_MASK)) {
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loss += SCORE_ALPHA_CHANGE;
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if (in_flags & ALPHA_MASK)
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loss += SCORE_ALPHA_LOSS;
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}
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if ((in_info->h_sub[1]) != (t_info->h_sub[1])) {
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loss += SCORE_CHROMA_H_CHANGE;
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if ((in_info->h_sub[1]) < (t_info->h_sub[1]))
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loss += SCORE_CHROMA_H_LOSS;
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}
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if ((in_info->w_sub[1]) != (t_info->w_sub[1])) {
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loss += SCORE_CHROMA_W_CHANGE;
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if ((in_info->w_sub[1]) < (t_info->w_sub[1]))
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loss += SCORE_CHROMA_W_LOSS;
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}
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if ((in_info->bits) != (t_info->bits)) {
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loss += SCORE_DEPTH_CHANGE;
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if ((in_info->bits) > (t_info->bits))
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loss += SCORE_DEPTH_LOSS + (in_info->bits - t_info->bits);
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}
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GST_DEBUG ("score %s -> %s = %d",
|
|
||||||
GST_VIDEO_FORMAT_INFO_NAME (in_info),
|
|
||||||
GST_VIDEO_FORMAT_INFO_NAME (t_info), loss);
|
|
||||||
|
|
||||||
if (loss < *min_loss) {
|
|
||||||
GST_DEBUG ("found new best %d", loss);
|
|
||||||
*out_info = t_info;
|
|
||||||
*min_loss = loss;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
GstCaps *
|
|
||||||
gst_d3d11_caps_fixate_format (GstCaps * caps, GstCaps * othercaps)
|
|
||||||
{
|
|
||||||
GstStructure *ins, *outs;
|
|
||||||
const gchar *in_format;
|
|
||||||
const GstVideoFormatInfo *in_info, *out_info = NULL;
|
|
||||||
gint min_loss = G_MAXINT;
|
|
||||||
guint i, capslen;
|
|
||||||
GstCaps *result;
|
|
||||||
|
|
||||||
result = gst_caps_intersect (othercaps, caps);
|
|
||||||
if (gst_caps_is_empty (result)) {
|
|
||||||
gst_caps_unref (result);
|
|
||||||
result = othercaps;
|
|
||||||
} else {
|
|
||||||
gst_caps_unref (othercaps);
|
|
||||||
}
|
|
||||||
|
|
||||||
result = gst_caps_make_writable (result);
|
|
||||||
|
|
||||||
ins = gst_caps_get_structure (caps, 0);
|
|
||||||
in_format = gst_structure_get_string (ins, "format");
|
|
||||||
if (!in_format) {
|
|
||||||
gst_caps_unref (result);
|
|
||||||
return NULL;
|
|
||||||
}
|
|
||||||
|
|
||||||
GST_DEBUG ("source format %s", in_format);
|
|
||||||
|
|
||||||
in_info =
|
|
||||||
gst_video_format_get_info (gst_video_format_from_string (in_format));
|
|
||||||
if (!in_info) {
|
|
||||||
gst_caps_unref (result);
|
|
||||||
return NULL;
|
|
||||||
}
|
|
||||||
|
|
||||||
outs = gst_caps_get_structure (result, 0);
|
|
||||||
|
|
||||||
capslen = gst_caps_get_size (result);
|
|
||||||
GST_DEBUG ("iterate %d structures", capslen);
|
|
||||||
for (i = 0; i < capslen; i++) {
|
|
||||||
GstStructure *tests;
|
|
||||||
const GValue *format;
|
|
||||||
|
|
||||||
tests = gst_caps_get_structure (result, i);
|
|
||||||
format = gst_structure_get_value (tests, "format");
|
|
||||||
/* should not happen */
|
|
||||||
if (format == NULL)
|
|
||||||
continue;
|
|
||||||
|
|
||||||
if (GST_VALUE_HOLDS_LIST (format)) {
|
|
||||||
gint j, len;
|
|
||||||
|
|
||||||
len = gst_value_list_get_size (format);
|
|
||||||
GST_DEBUG ("have %d formats", len);
|
|
||||||
for (j = 0; j < len; j++) {
|
|
||||||
const GValue *val;
|
|
||||||
|
|
||||||
val = gst_value_list_get_value (format, j);
|
|
||||||
if (G_VALUE_HOLDS_STRING (val)) {
|
|
||||||
score_value (in_info, val, &min_loss, &out_info);
|
|
||||||
if (min_loss == 0)
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
} else if (G_VALUE_HOLDS_STRING (format)) {
|
|
||||||
score_value (in_info, format, &min_loss, &out_info);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
if (out_info)
|
|
||||||
gst_structure_set (outs, "format", G_TYPE_STRING,
|
|
||||||
GST_VIDEO_FORMAT_INFO_NAME (out_info), NULL);
|
|
||||||
|
|
||||||
return result;
|
|
||||||
}
|
|
||||||
|
|
||||||
static gchar *
|
static gchar *
|
||||||
gst_d3d11_hres_to_string (HRESULT hr)
|
gst_d3d11_hres_to_string (HRESULT hr)
|
||||||
{
|
{
|
||||||
|
|
|
||||||
|
|
@ -42,9 +42,6 @@ gboolean gst_d3d11_ensure_element_data (GstElement * element,
|
||||||
|
|
||||||
gboolean gst_d3d11_is_windows_8_or_greater (void);
|
gboolean gst_d3d11_is_windows_8_or_greater (void);
|
||||||
|
|
||||||
GstCaps * gst_d3d11_caps_fixate_format (GstCaps * caps,
|
|
||||||
GstCaps * othercaps);
|
|
||||||
|
|
||||||
gboolean _gst_d3d11_result (HRESULT hr,
|
gboolean _gst_d3d11_result (HRESULT hr,
|
||||||
GstD3D11Device * device,
|
GstD3D11Device * device,
|
||||||
GstDebugCategory * cat,
|
GstDebugCategory * cat,
|
||||||
|
|
|
||||||
Loading…
Reference in a new issue