From 4e277ebe7b77d0b3432159a859e38727acf56e67 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Sebastian=20Dr=C3=B6ge?= Date: Wed, 7 Apr 2010 17:43:56 +0200 Subject: [PATCH] videobox: Add support for YV12, including conversion support for I420/AYUV --- gst/videobox/gstvideobox.c | 45 +++++++++++++++++++++++--------------- 1 file changed, 27 insertions(+), 18 deletions(-) diff --git a/gst/videobox/gstvideobox.c b/gst/videobox/gstvideobox.c index 8b97d420e5..84839bb563 100644 --- a/gst/videobox/gstvideobox.c +++ b/gst/videobox/gstvideobox.c @@ -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: -- 2.34.1