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videobox: Add support for YV12, including conversion support for I420/AYUV

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This commit is contained in:
Sebastian Dröge 2010-04-07 17:43:56 +02:00
parent b4e3532c1f
commit 4e277ebe7b
1 changed files with 27 additions and 18 deletions
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45
gst/videobox/gstvideobox.c
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@ -211,19 +211,17 @@ copy_ayuv_i420 (guint i_alpha, GstVideoFormat dest_format, guint8 * dest,
gint widthY, widthUV;
gint hY, hUV;
dest_strideY =
gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420, 0, dest_width);
dest_strideUV =
gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420, 1, dest_width);
dest_strideY = gst_video_format_get_row_stride (dest_format, 0, dest_width);
dest_strideUV = gst_video_format_get_row_stride (dest_format, 1, dest_width);
destY =
dest + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 0,
dest + gst_video_format_get_component_offset (dest_format, 0,
dest_width, dest_height);
destU =
dest + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 1,
dest + gst_video_format_get_component_offset (dest_format, 1,
dest_width, dest_height);
destV =
dest + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 2,
dest + gst_video_format_get_component_offset (dest_format, 2,
dest_width, dest_height);
destY = destY + dest_y * dest_strideY + dest_x;
@ -407,11 +405,9 @@ fill_i420 (GstVideoBoxFill fill_type, guint b_alpha, GstVideoFormat format,
dest + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 0,
width, height);
destU =
dest + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 1,
width, height);
dest + gst_video_format_get_component_offset (format, 1, width, height);
destV =
dest + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 2,
width, height);
dest + gst_video_format_get_component_offset (format, 2, width, height);
heightY =
gst_video_format_get_component_height (GST_VIDEO_FORMAT_I420, 0, height);
@ -451,20 +447,20 @@ copy_i420_i420 (guint i_alpha, GstVideoFormat dest_format, guint8 * dest,
dest + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 0,
dest_width, dest_height);
destU =
dest + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 1,
dest + gst_video_format_get_component_offset (dest_format, 1,
dest_width, dest_height);
destV =
dest + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 2,
dest + gst_video_format_get_component_offset (dest_format, 2,
dest_width, dest_height);
srcY =
src + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 0,
src_width, src_height);
srcU =
src + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 1,
src + gst_video_format_get_component_offset (src_format, 1,
src_width, src_height);
srcV =
src + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 2,
src + gst_video_format_get_component_offset (src_format, 2,
src_width, src_height);
@ -587,10 +583,10 @@ copy_i420_ayuv (guint i_alpha, GstVideoFormat dest_format, guint8 * dest,
src + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 0,
src_width, src_height);
srcU =
src + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 1,
src + gst_video_format_get_component_offset (src_format, 1,
src_width, src_height);
srcV =
src + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 2,
src + gst_video_format_get_component_offset (src_format, 2,
src_width, src_height);
@ -1190,6 +1186,7 @@ static GstStaticPadTemplate gst_video_box_src_template =
GST_PAD_ALWAYS,
GST_STATIC_CAPS (GST_VIDEO_CAPS_YUV ("AYUV") ";"
GST_VIDEO_CAPS_YUV ("I420") ";"
GST_VIDEO_CAPS_YUV ("YV12") ";"
GST_VIDEO_CAPS_xRGB ";" GST_VIDEO_CAPS_BGRx ";"
GST_VIDEO_CAPS_xBGR ";" GST_VIDEO_CAPS_RGBx ";"
GST_VIDEO_CAPS_ARGB ";" GST_VIDEO_CAPS_BGRA ";"
@ -1206,6 +1203,7 @@ static GstStaticPadTemplate gst_video_box_sink_template =
GST_PAD_ALWAYS,
GST_STATIC_CAPS (GST_VIDEO_CAPS_YUV ("AYUV") ";"
GST_VIDEO_CAPS_YUV ("I420") ";"
GST_VIDEO_CAPS_YUV ("YV12") ";"
GST_VIDEO_CAPS_xRGB ";" GST_VIDEO_CAPS_BGRx ";"
GST_VIDEO_CAPS_xBGR ";" GST_VIDEO_CAPS_RGBx ";"
GST_VIDEO_CAPS_ARGB ";" GST_VIDEO_CAPS_BGRA ";"
@ -1590,7 +1588,11 @@ gst_video_box_transform_caps (GstBaseTransform * trans,
/* Supported conversions:
* I420->AYUV
* I420->YV12
* YV12->AYUV
* YV12->I420
* AYUV->I420
* AYUV->YV12
* AYUV->xRGB (24bpp, 32bpp, incl. alpha)
* xRGB->xRGB (24bpp, 32bpp, from/to all variants, incl. alpha)
* xRGB->AYUV (24bpp, 32bpp, incl. alpha)
@ -1603,7 +1605,8 @@ gst_video_box_transform_caps (GstBaseTransform * trans,
if (gst_structure_get_fourcc (structure, "format", &fourcc) &&
(fourcc == GST_STR_FOURCC ("AYUV") ||
fourcc == GST_STR_FOURCC ("I420"))) {
fourcc == GST_STR_FOURCC ("I420") ||
fourcc == GST_STR_FOURCC ("YV12"))) {
GValue list = { 0, };
GValue val = { 0, };
GstStructure *s2;
@ -1622,6 +1625,9 @@ gst_video_box_transform_caps (GstBaseTransform * trans,
g_value_reset (&val);
gst_value_set_fourcc (&val, GST_STR_FOURCC ("I420"));
gst_value_list_append_value (&list, &val);
g_value_reset (&val);
gst_value_set_fourcc (&val, GST_STR_FOURCC ("YV12"));
gst_value_list_append_value (&list, &val);
g_value_unset (&val);
gst_structure_set_value (structure, "format", &list);
g_value_unset (&list);
@ -1725,6 +1731,7 @@ gst_video_box_select_processing_functions (GstVideoBox * video_box)
video_box->copy = copy_ayuv_ayuv;
break;
case GST_VIDEO_FORMAT_I420:
case GST_VIDEO_FORMAT_YV12:
video_box->copy = copy_i420_ayuv;
break;
case GST_VIDEO_FORMAT_ARGB:
@ -1744,12 +1751,14 @@ gst_video_box_select_processing_functions (GstVideoBox * video_box)
}
break;
case GST_VIDEO_FORMAT_I420:
case GST_VIDEO_FORMAT_YV12:
video_box->fill = fill_i420;
switch (video_box->in_format) {
case GST_VIDEO_FORMAT_AYUV:
video_box->copy = copy_ayuv_i420;
break;
case GST_VIDEO_FORMAT_I420:
case GST_VIDEO_FORMAT_YV12:
video_box->copy = copy_i420_i420;
break;
default: