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textoverlay: add YV12 support

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Basically the same as I420, just with chroma planes swapped.

https://bugzilla.gnome.org/show_bug.cgi?id=660604
This commit is contained in:
Vincent Penquerc'h 2011-10-01 01:05:00 +01:00 committed by Tim-Philipp Müller
parent a223775089
commit 15dc839467
1 changed files with 11 additions and 11 deletions
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22
ext/pango/gsttextoverlay.c
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@ -213,7 +213,7 @@ static GstStaticPadTemplate src_template_factory =
GST_VIDEO_CAPS_BGRA ";" GST_VIDEO_CAPS_BGRA ";"
GST_VIDEO_CAPS_ARGB ";" GST_VIDEO_CAPS_ARGB ";"
GST_VIDEO_CAPS_ABGR ";" GST_VIDEO_CAPS_ABGR ";"
GST_VIDEO_CAPS_YUV ("{AYUV, I420, UYVY, NV12, NV21}")) GST_VIDEO_CAPS_YUV ("{AYUV, I420, YV12, UYVY, NV12, NV21}"))
); );
static GstStaticPadTemplate video_sink_template_factory = static GstStaticPadTemplate video_sink_template_factory =
@ -228,7 +228,7 @@ static GstStaticPadTemplate video_sink_template_factory =
GST_VIDEO_CAPS_BGRA ";" GST_VIDEO_CAPS_BGRA ";"
GST_VIDEO_CAPS_ARGB ";" GST_VIDEO_CAPS_ARGB ";"
GST_VIDEO_CAPS_ABGR ";" GST_VIDEO_CAPS_ABGR ";"
GST_VIDEO_CAPS_YUV ("{AYUV, I420, UYVY, NV12, NV21}")) GST_VIDEO_CAPS_YUV ("{AYUV, I420, YV12, UYVY, NV12, NV21}"))
); );
static GstStaticPadTemplate text_sink_template_factory = static GstStaticPadTemplate text_sink_template_factory =
@ -1641,7 +1641,7 @@ gst_text_overlay_blit_NV12_NV21 (GstTextOverlay * overlay,
} }
static inline void static inline void
gst_text_overlay_blit_I420 (GstTextOverlay * overlay, gst_text_overlay_blit_I420_YV12 (GstTextOverlay * overlay,
guint8 * yuv_pixels, gint xpos, gint ypos) guint8 * yuv_pixels, gint xpos, gint ypos)
{ {
int y_stride, u_stride, v_stride; int y_stride, u_stride, v_stride;
@ -1657,13 +1657,11 @@ gst_text_overlay_blit_I420 (GstTextOverlay * overlay,
w = overlay->width; w = overlay->width;
h = overlay->height; h = overlay->height;
y_stride = gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420, 0, w); y_stride = gst_video_format_get_row_stride (overlay->format, 0, w);
u_stride = gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420, 1, w); u_stride = gst_video_format_get_row_stride (overlay->format, 1, w);
v_stride = gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420, 2, w); v_stride = gst_video_format_get_row_stride (overlay->format, 2, w);
u_offset = u_offset = gst_video_format_get_component_offset (overlay->format, 1, w, h);
gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 1, w, h); v_offset = gst_video_format_get_component_offset (overlay->format, 2, w, h);
v_offset =
gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420, 2, w, h);
gst_text_overlay_blit_1 (overlay, yuv_pixels, xpos, ypos, overlay->text_image, gst_text_overlay_blit_1 (overlay, yuv_pixels, xpos, ypos, overlay->text_image,
y_stride); y_stride);
@ -2013,6 +2011,7 @@ gst_text_overlay_push_frame (GstTextOverlay * overlay, GstBuffer * video_frame)
if (overlay->want_shading) { if (overlay->want_shading) {
switch (overlay->format) { switch (overlay->format) {
case GST_VIDEO_FORMAT_I420: case GST_VIDEO_FORMAT_I420:
case GST_VIDEO_FORMAT_YV12:
case GST_VIDEO_FORMAT_NV12: case GST_VIDEO_FORMAT_NV12:
case GST_VIDEO_FORMAT_NV21: case GST_VIDEO_FORMAT_NV21:
gst_text_overlay_shade_planar_Y (overlay, gst_text_overlay_shade_planar_Y (overlay,
@ -2076,7 +2075,8 @@ gst_text_overlay_push_frame (GstTextOverlay * overlay, GstBuffer * video_frame)
if (overlay->text_image) { if (overlay->text_image) {
switch (overlay->format) { switch (overlay->format) {
case GST_VIDEO_FORMAT_I420: case GST_VIDEO_FORMAT_I420:
gst_text_overlay_blit_I420 (overlay, case GST_VIDEO_FORMAT_YV12:
gst_text_overlay_blit_I420_YV12 (overlay,
GST_BUFFER_DATA (video_frame), xpos, ypos); GST_BUFFER_DATA (video_frame), xpos, ypos);
break; break;
case GST_VIDEO_FORMAT_NV12: case GST_VIDEO_FORMAT_NV12: