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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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videobox: Use libgstvideo for format specific stuff
This commit is contained in:
Sebastian Dröge
parent
79e720052a
commit
1819fcb4a5
3 changed files with 103 additions and 82 deletions
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@ -10,7 +10,8 @@ libgstvideobox_la_LIBADD = $(GST_PLUGINS_BASE_LIBS) \
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$(GST_CONTROLLER_LIBS) \
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$(GST_BASE_LIBS) \
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$(GST_LIBS) \
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$(LIBOIL_LIBS)
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$(LIBOIL_LIBS) \
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-lgstvideo-@GST_MAJORMINOR@
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libgstvideobox_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
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libgstvideobox_la_LIBTOOLFLAGS = --tag=disable-static
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@ -1,5 +1,6 @@
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/* GStreamer
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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* Copyright (C) <2010> Sebastian Dröge <sebastian.droege@collabora.co.uk>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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@ -482,7 +483,7 @@ video_box_recalc_transform (GstVideoBox * video_box)
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/* if we have the same format in and out and we don't need to perform any
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* cropping at all, we can just operate in passthrough mode */
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if (video_box->in_fourcc == video_box->out_fourcc &&
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if (video_box->in_format == video_box->out_format &&
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video_box->box_left == 0 && video_box->box_right == 0 &&
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video_box->box_top == 0 && video_box->box_bottom == 0) {
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@ -501,18 +502,14 @@ static gboolean
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gst_video_box_set_caps (GstBaseTransform * trans, GstCaps * in, GstCaps * out)
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{
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GstVideoBox *video_box = GST_VIDEO_BOX (trans);
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GstStructure *structure;
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gboolean ret;
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structure = gst_caps_get_structure (in, 0);
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ret = gst_structure_get_int (structure, "width", &video_box->in_width);
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ret &= gst_structure_get_int (structure, "height", &video_box->in_height);
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ret &= gst_structure_get_fourcc (structure, "format", &video_box->in_fourcc);
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structure = gst_caps_get_structure (out, 0);
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ret &= gst_structure_get_int (structure, "width", &video_box->out_width);
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ret &= gst_structure_get_int (structure, "height", &video_box->out_height);
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ret &= gst_structure_get_fourcc (structure, "format", &video_box->out_fourcc);
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ret =
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gst_video_format_parse_caps (in, &video_box->in_format,
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&video_box->in_width, &video_box->in_height);
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ret &=
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gst_video_format_parse_caps (out, &video_box->out_format,
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&video_box->out_width, &video_box->out_height);
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/* something wrong getting the caps */
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if (!ret)
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@ -534,50 +531,31 @@ gst_video_box_set_caps (GstBaseTransform * trans, GstCaps * in, GstCaps * out)
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/* ERRORS */
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no_caps:
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{
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GST_DEBUG_OBJECT (video_box, "Could not get all caps fields");
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GST_DEBUG_OBJECT (video_box,
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"Invalid caps: %" GST_PTR_FORMAT " -> %" GST_PTR_FORMAT, in, out);
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return FALSE;
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}
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}
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/* see gst-plugins/gst/games/gstvideoimage.c, paint_setup_I420() */
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#define GST_VIDEO_I420_Y_ROWSTRIDE(width) (GST_ROUND_UP_4(width))
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#define GST_VIDEO_I420_U_ROWSTRIDE(width) (GST_ROUND_UP_8(width)/2)
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#define GST_VIDEO_I420_V_ROWSTRIDE(width) ((GST_ROUND_UP_8(GST_VIDEO_I420_Y_ROWSTRIDE(width)))/2)
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#define GST_VIDEO_I420_Y_OFFSET(w,h) (0)
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#define GST_VIDEO_I420_U_OFFSET(w,h) (GST_VIDEO_I420_Y_OFFSET(w,h)+(GST_VIDEO_I420_Y_ROWSTRIDE(w)*GST_ROUND_UP_2(h)))
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#define GST_VIDEO_I420_V_OFFSET(w,h) (GST_VIDEO_I420_U_OFFSET(w,h)+(GST_VIDEO_I420_U_ROWSTRIDE(w)*GST_ROUND_UP_2(h)/2))
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#define GST_VIDEO_I420_SIZE(w,h) (GST_VIDEO_I420_V_OFFSET(w,h)+(GST_VIDEO_I420_V_ROWSTRIDE(w)*GST_ROUND_UP_2(h)/2))
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static gboolean
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gst_video_box_get_unit_size (GstBaseTransform * trans, GstCaps * caps,
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guint * size)
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{
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GstVideoBox *video_box = GST_VIDEO_BOX (trans);
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GstStructure *structure = NULL;
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guint32 fourcc;
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GstVideoFormat format;
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gint width, height;
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gboolean ret;
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g_assert (size);
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structure = gst_caps_get_structure (caps, 0);
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gst_structure_get_fourcc (structure, "format", &fourcc);
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gst_structure_get_int (structure, "width", &width);
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gst_structure_get_int (structure, "height", &height);
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switch (fourcc) {
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case GST_MAKE_FOURCC ('A', 'Y', 'U', 'V'):
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*size = width * height * 4;
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break;
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case GST_MAKE_FOURCC ('I', '4', '2', '0'):
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*size = GST_VIDEO_I420_SIZE (width, height);
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break;
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default:
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return FALSE;
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break;
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ret = gst_video_format_parse_caps (caps, &format, &width, &height);
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if (!ret) {
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GST_ERROR_OBJECT (video_box, "Invalid caps: %" GST_PTR_FORMAT, caps);
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return FALSE;
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}
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*size = gst_video_format_get_size (format, width, height);
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GST_LOG_OBJECT (video_box, "Returning from _unit_size %d", *size);
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return TRUE;
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@ -768,20 +746,35 @@ gst_video_box_ayuv_i420 (GstVideoBox * video_box, guint8 * src, guint8 * dest)
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empty_px_values[1] = yuv_colors_U[video_box->fill_type];
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empty_px_values[2] = yuv_colors_V[video_box->fill_type];
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Ywidth = GST_VIDEO_I420_Y_ROWSTRIDE (video_box->out_width);
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Uwidth = GST_VIDEO_I420_U_ROWSTRIDE (video_box->out_width);
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Vwidth = GST_VIDEO_I420_V_ROWSTRIDE (video_box->out_width);
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Ywidth =
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gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420, 0,
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video_box->out_width);
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Uwidth =
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gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420, 1,
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video_box->out_width);
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Vwidth =
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gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420, 2,
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video_box->out_width);
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Ydest = dest + GST_VIDEO_I420_Y_OFFSET (video_box->out_width,
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video_box->out_height);
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Udest = Ydest + GST_VIDEO_I420_U_OFFSET (video_box->out_width,
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video_box->out_height);
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Vdest = Ydest + GST_VIDEO_I420_V_OFFSET (video_box->out_width,
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video_box->out_height);
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Ydest =
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dest + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 0,
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video_box->out_width, video_box->out_height);
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Udest =
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dest + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 1,
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video_box->out_width, video_box->out_height);
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Vdest =
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dest + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 2,
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video_box->out_width, video_box->out_height);
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Ysize = Ywidth * video_box->out_height;
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Usize = Uwidth * UVceil (video_box->out_height);
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Vsize = Vwidth * UVceil (video_box->out_height);
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Ysize =
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Ywidth * gst_video_format_get_component_height (GST_VIDEO_FORMAT_I420, 0,
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video_box->out_height);
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Usize =
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Ywidth * gst_video_format_get_component_height (GST_VIDEO_FORMAT_I420, 1,
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video_box->out_height);
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Vsize =
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Ywidth * gst_video_format_get_component_height (GST_VIDEO_FORMAT_I420, 2,
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video_box->out_height);
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br = video_box->box_right;
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bl = video_box->box_left;
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@ -1016,9 +1009,15 @@ gst_video_box_i420_ayuv (GstVideoBox * video_box, guint8 * src, guint8 * dest)
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out_width = video_box->out_width;
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out_height = video_box->out_height;
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src_stridey = GST_VIDEO_I420_Y_ROWSTRIDE (video_box->in_width);
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src_strideu = GST_VIDEO_I420_U_ROWSTRIDE (video_box->in_width);
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src_stridev = GST_VIDEO_I420_V_ROWSTRIDE (video_box->in_width);
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src_stridey =
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gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420, 0,
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video_box->in_width);
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src_strideu =
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gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420, 1,
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video_box->in_width);
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src_stridev =
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gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420, 2,
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video_box->in_width);
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crop_width = video_box->in_width;
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crop_width -= (video_box->crop_left + video_box->crop_right);
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@ -1027,13 +1026,16 @@ gst_video_box_i420_ayuv (GstVideoBox * video_box, guint8 * src, guint8 * dest)
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crop_height -= (video_box->crop_top + video_box->crop_bottom);
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srcY =
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src + GST_VIDEO_I420_Y_OFFSET (video_box->in_width, video_box->in_height);
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src + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 0,
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video_box->in_width, video_box->in_height);
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srcY += src_stridey * video_box->crop_top + video_box->crop_left;
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srcU =
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src + GST_VIDEO_I420_U_OFFSET (video_box->in_width, video_box->in_height);
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src + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 1,
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video_box->in_width, video_box->in_height);
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srcU += src_strideu * (video_box->crop_top / 2) + (video_box->crop_left / 2);
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srcV =
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src + GST_VIDEO_I420_V_OFFSET (video_box->in_width, video_box->in_height);
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src + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 2,
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video_box->in_width, video_box->in_height);
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srcV += src_stridev * (video_box->crop_top / 2) + (video_box->crop_left / 2);
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colorY = yuv_colors_Y[video_box->fill_type];
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@ -1123,12 +1125,18 @@ gst_video_box_i420_i420 (GstVideoBox * video_box, guint8 * src, guint8 * dest)
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crop_height = src_height - (video_box->crop_top + video_box->crop_bottom);
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/* Y plane */
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src_stride = GST_VIDEO_I420_Y_ROWSTRIDE (src_width);
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dest_stride = GST_VIDEO_I420_Y_ROWSTRIDE (out_width);
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src_stride =
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gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420, 0, src_width);
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dest_stride =
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gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420, 0, out_width);
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destY = dest + GST_VIDEO_I420_Y_OFFSET (out_width, out_height);
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destY =
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dest + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 0,
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out_width, out_height);
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srcY = src + GST_VIDEO_I420_Y_OFFSET (src_width, src_height);
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srcY =
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src + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 0,
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src_width, src_height);
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srcY += src_stride * video_box->crop_top + video_box->crop_left;
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gst_video_box_copy_plane_i420 (video_box, srcY, destY, br, bl, bt, bb,
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@ -1145,12 +1153,18 @@ gst_video_box_i420_i420 (GstVideoBox * video_box, guint8 * src, guint8 * dest)
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crop_height = (crop_height + 1) / 2;
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/* U plane */
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src_stride = GST_VIDEO_I420_U_ROWSTRIDE (src_width);
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dest_stride = GST_VIDEO_I420_U_ROWSTRIDE (out_width);
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src_stride =
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gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420, 1, src_width);
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dest_stride =
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gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420, 1, out_width);
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destU = dest + GST_VIDEO_I420_U_OFFSET (out_width, out_height);
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destU =
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dest + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 1,
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out_width, out_height);
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srcU = src + GST_VIDEO_I420_U_OFFSET (src_width, src_height);
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srcU =
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src + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 1,
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src_width, src_height);
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srcU += src_stride * (video_box->crop_top / 2) + (video_box->crop_left / 2);
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gst_video_box_copy_plane_i420 (video_box, srcU, destU, br, bl, bt, bb,
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@ -1158,12 +1172,18 @@ gst_video_box_i420_i420 (GstVideoBox * video_box, guint8 * src, guint8 * dest)
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yuv_colors_U[video_box->fill_type]);
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/* V plane */
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src_stride = GST_VIDEO_I420_V_ROWSTRIDE (src_width);
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dest_stride = GST_VIDEO_I420_V_ROWSTRIDE (out_width);
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src_stride =
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gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420, 2, src_width);
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dest_stride =
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gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420, 2, out_width);
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destV = dest + GST_VIDEO_I420_V_OFFSET (out_width, out_height);
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destV =
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dest + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 2,
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out_width, out_height);
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srcV = src + GST_VIDEO_I420_V_OFFSET (src_width, src_height);
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srcV =
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src + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 2,
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src_width, src_height);
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srcV += src_stride * (video_box->crop_top / 2) + (video_box->crop_left / 2);
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gst_video_box_copy_plane_i420 (video_box, srcV, destV, br, bl, bt, bb,
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@ -1193,25 +1213,25 @@ gst_video_box_transform (GstBaseTransform * trans, GstBuffer * in,
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outdata = GST_BUFFER_DATA (out);
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g_mutex_lock (video_box->mutex);
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switch (video_box->in_fourcc) {
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case GST_MAKE_FOURCC ('A', 'Y', 'U', 'V'):
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switch (video_box->out_fourcc) {
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case GST_MAKE_FOURCC ('A', 'Y', 'U', 'V'):
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switch (video_box->in_format) {
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case GST_VIDEO_FORMAT_AYUV:
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switch (video_box->out_format) {
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case GST_VIDEO_FORMAT_AYUV:
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gst_video_box_ayuv_ayuv (video_box, indata, outdata);
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break;
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case GST_MAKE_FOURCC ('I', '4', '2', '0'):
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case GST_VIDEO_FORMAT_I420:
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gst_video_box_ayuv_i420 (video_box, indata, outdata);
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break;
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default:
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goto invalid_format;
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}
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break;
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case GST_MAKE_FOURCC ('I', '4', '2', '0'):
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switch (video_box->out_fourcc) {
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case GST_MAKE_FOURCC ('A', 'Y', 'U', 'V'):
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case GST_VIDEO_FORMAT_I420:
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switch (video_box->out_format) {
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case GST_VIDEO_FORMAT_AYUV:
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gst_video_box_i420_ayuv (video_box, indata, outdata);
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break;
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case GST_MAKE_FOURCC ('I', '4', '2', '0'):
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case GST_VIDEO_FORMAT_I420:
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gst_video_box_i420_i420 (video_box, indata, outdata);
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break;
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default:
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@ -56,9 +56,9 @@ struct _GstVideoBox
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/* Guarding everything below */
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GMutex *mutex;
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/* caps */
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guint32 in_fourcc;
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GstVideoFormat in_format;
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gint in_width, in_height;
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guint32 out_fourcc;
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GstVideoFormat out_format;
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gint out_width, out_height;
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gint box_left, box_right, box_top, box_bottom;
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