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alpha: Add support for YV12 input

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This commit is contained in:
Sebastian Dröge 2010-04-21 17:15:33 +02:00
parent 6dd3edd0f7
commit ba72a058bb
1 changed files with 30 additions and 20 deletions
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50
gst/alpha/gstalpha.c
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@ -135,11 +135,13 @@ static GstStaticPadTemplate gst_alpha_sink_template =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (GST_VIDEO_CAPS_YUV ("AYUV") ";" GST_VIDEO_CAPS_YUV ("I420")
GST_STATIC_CAPS (GST_VIDEO_CAPS_YUV ("AYUV")
";" GST_VIDEO_CAPS_ARGB ";" GST_VIDEO_CAPS_BGRA ";" GST_VIDEO_CAPS_ABGR
";" GST_VIDEO_CAPS_RGBA
";" GST_VIDEO_CAPS_xRGB ";" GST_VIDEO_CAPS_BGRx ";" GST_VIDEO_CAPS_xBGR
";" GST_VIDEO_CAPS_RGBx ";" GST_VIDEO_CAPS_RGB ";" GST_VIDEO_CAPS_BGR)
";" GST_VIDEO_CAPS_RGBx ";" GST_VIDEO_CAPS_RGB ";" GST_VIDEO_CAPS_BGR
";" ";" GST_VIDEO_CAPS_YUV ("I420") ";" GST_VIDEO_CAPS_YUV ("YV12")
)
);
static gboolean gst_alpha_start (GstBaseTransform * trans);
@ -962,16 +964,16 @@ gst_alpha_set_i420_##name (const guint8 * src, guint8 * dest, gint width, \
gint matrix[12]; \
gint r, g, b; \
\
y_stride = gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420, 0, width); \
uv_stride = gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420, 1, width); \
y_stride = gst_video_format_get_row_stride (alpha->in_format, 0, width); \
uv_stride = gst_video_format_get_row_stride (alpha->in_format, 1, width); \
\
src_wrap = y_stride - width; \
src_uv_wrap = uv_stride - (width / 2); \
\
srcY = src; \
srcU = src + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, \
srcU = src + gst_video_format_get_component_offset (alpha->in_format, \
1, width, height); \
srcV = src + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, \
srcV = src + gst_video_format_get_component_offset (alpha->in_format, \
2, width, height); \
\
odd_width = (width % 2 != 0); \
@ -1155,16 +1157,16 @@ gst_alpha_chroma_key_i420_##name (const guint8 * src, guint8 * dest, \
dest_stride = \
gst_video_format_get_row_stride (GST_VIDEO_FORMAT_AYUV, 0, width); \
src_y_stride = \
gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420, 0, width); \
gst_video_format_get_row_stride (alpha->in_format, 0, width); \
src_uv_stride = \
gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420, 1, width); \
gst_video_format_get_row_stride (alpha->in_format, 1, width); \
\
srcY1 = src; \
srcY2 = src + src_y_stride; \
\
srcU = src + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, \
srcU = src + gst_video_format_get_component_offset (alpha->in_format, \
1, width, height); \
srcV = src + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, \
srcV = src + gst_video_format_get_component_offset (alpha->in_format, \
2, width, height); \
\
dest1 = dest; \
@ -1411,16 +1413,16 @@ gst_alpha_set_i420_ayuv (const guint8 * src, guint8 * dest, gint width,
gint y_stride, uv_stride;
gboolean odd_width;
y_stride = gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420, 0, width);
uv_stride = gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420, 1, width);
y_stride = gst_video_format_get_row_stride (alpha->in_format, 0, width);
uv_stride = gst_video_format_get_row_stride (alpha->in_format, 1, width);
src_wrap = y_stride - width;
src_uv_wrap = uv_stride - (width / 2);
srcY = src;
srcU = src + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420,
srcU = src + gst_video_format_get_component_offset (alpha->in_format,
1, width, height);
srcV = src + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420,
srcV = src + gst_video_format_get_component_offset (alpha->in_format,
2, width, height);
odd_width = (width % 2 != 0);
@ -1662,17 +1664,15 @@ gst_alpha_chroma_key_i420_ayuv (const guint8 * src, guint8 * dest,
dest_stride =
gst_video_format_get_row_stride (GST_VIDEO_FORMAT_AYUV, 0, width);
src_y_stride =
gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420, 0, width);
src_uv_stride =
gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420, 1, width);
src_y_stride = gst_video_format_get_row_stride (alpha->in_format, 0, width);
src_uv_stride = gst_video_format_get_row_stride (alpha->in_format, 1, width);
srcY1 = src;
srcY2 = src + src_y_stride;
srcU = src + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420,
srcU = src + gst_video_format_get_component_offset (alpha->in_format,
1, width, height);
srcV = src + gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420,
srcV = src + gst_video_format_get_component_offset (alpha->in_format,
2, width, height);
dest1 = dest;
@ -1776,6 +1776,7 @@ gst_alpha_set_process_function (GstAlpha * alpha)
alpha->process = gst_alpha_set_ayuv_ayuv;
break;
case GST_VIDEO_FORMAT_I420:
case GST_VIDEO_FORMAT_YV12:
alpha->process = gst_alpha_set_i420_ayuv;
break;
case GST_VIDEO_FORMAT_ARGB:
@ -1819,6 +1820,7 @@ gst_alpha_set_process_function (GstAlpha * alpha)
alpha->process = gst_alpha_set_ayuv_argb;
break;
case GST_VIDEO_FORMAT_I420:
case GST_VIDEO_FORMAT_YV12:
alpha->process = gst_alpha_set_i420_argb;
break;
case GST_VIDEO_FORMAT_ARGB:
@ -1861,6 +1863,7 @@ gst_alpha_set_process_function (GstAlpha * alpha)
alpha->process = gst_alpha_set_ayuv_abgr;
break;
case GST_VIDEO_FORMAT_I420:
case GST_VIDEO_FORMAT_YV12:
alpha->process = gst_alpha_set_i420_abgr;
break;
case GST_VIDEO_FORMAT_ARGB:
@ -1903,6 +1906,7 @@ gst_alpha_set_process_function (GstAlpha * alpha)
alpha->process = gst_alpha_set_ayuv_rgba;
break;
case GST_VIDEO_FORMAT_I420:
case GST_VIDEO_FORMAT_YV12:
alpha->process = gst_alpha_set_i420_rgba;
break;
case GST_VIDEO_FORMAT_ARGB:
@ -1945,6 +1949,7 @@ gst_alpha_set_process_function (GstAlpha * alpha)
alpha->process = gst_alpha_set_ayuv_bgra;
break;
case GST_VIDEO_FORMAT_I420:
case GST_VIDEO_FORMAT_YV12:
alpha->process = gst_alpha_set_i420_bgra;
break;
case GST_VIDEO_FORMAT_ARGB:
@ -1995,6 +2000,7 @@ gst_alpha_set_process_function (GstAlpha * alpha)
alpha->process = gst_alpha_chroma_key_ayuv_ayuv;
break;
case GST_VIDEO_FORMAT_I420:
case GST_VIDEO_FORMAT_YV12:
alpha->process = gst_alpha_chroma_key_i420_ayuv;
break;
case GST_VIDEO_FORMAT_ARGB:
@ -2037,6 +2043,7 @@ gst_alpha_set_process_function (GstAlpha * alpha)
alpha->process = gst_alpha_chroma_key_ayuv_argb;
break;
case GST_VIDEO_FORMAT_I420:
case GST_VIDEO_FORMAT_YV12:
alpha->process = gst_alpha_chroma_key_i420_argb;
break;
case GST_VIDEO_FORMAT_ARGB:
@ -2079,6 +2086,7 @@ gst_alpha_set_process_function (GstAlpha * alpha)
alpha->process = gst_alpha_chroma_key_ayuv_abgr;
break;
case GST_VIDEO_FORMAT_I420:
case GST_VIDEO_FORMAT_YV12:
alpha->process = gst_alpha_chroma_key_i420_abgr;
break;
case GST_VIDEO_FORMAT_ARGB:
@ -2121,6 +2129,7 @@ gst_alpha_set_process_function (GstAlpha * alpha)
alpha->process = gst_alpha_chroma_key_ayuv_rgba;
break;
case GST_VIDEO_FORMAT_I420:
case GST_VIDEO_FORMAT_YV12:
alpha->process = gst_alpha_chroma_key_i420_rgba;
break;
case GST_VIDEO_FORMAT_ARGB:
@ -2163,6 +2172,7 @@ gst_alpha_set_process_function (GstAlpha * alpha)
alpha->process = gst_alpha_chroma_key_ayuv_bgra;
break;
case GST_VIDEO_FORMAT_I420:
case GST_VIDEO_FORMAT_YV12:
alpha->process = gst_alpha_chroma_key_i420_bgra;
break;
case GST_VIDEO_FORMAT_ARGB: