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shapewipe: proper video info and frame management

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... particularly since each incoming pad has a distinct format.
This commit is contained in:
Mark Nauwelaerts 2012-03-26 18:25:28 +02:00
parent e5ab3cc0a0
commit bdb60766b4
2 changed files with 40 additions and 33 deletions
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70
gst/shapewipe/gstshapewipe.c
View file

@ -272,7 +272,8 @@ gst_shape_wipe_reset (GstShapeWipe * self)
g_cond_signal (&self->mask_cond);
g_mutex_unlock (&self->mask_mutex);
gst_video_info_init (&self->info);
gst_video_info_init (&self->vinfo);
gst_video_info_init (&self->minfo);
self->mask_bpp = 0;
gst_segment_init (&self->segment, GST_FORMAT_TIME);
@ -292,9 +293,9 @@ gst_shape_wipe_video_sink_setcaps (GstShapeWipe * self, GstCaps * caps)
if (!gst_video_info_from_caps (&info, caps))
goto invalid_caps;
if (self->info.width != info.width || self->info.height != info.height) {
if ((self->vinfo.width != info.width || self->vinfo.height != info.height) &&
self->vinfo.width > 0 && self->vinfo.height > 0) {
g_mutex_lock (&self->mask_mutex);
self->info = info;
if (self->mask)
gst_buffer_unref (self->mask);
self->mask = NULL;
@ -308,6 +309,8 @@ gst_shape_wipe_video_sink_setcaps (GstShapeWipe * self, GstCaps * caps)
else
self->frame_duration = 0;
self->vinfo = info;
ret = gst_pad_set_caps (self->srcpad, caps);
return ret;
@ -359,15 +362,15 @@ gst_shape_wipe_video_sink_getcaps (GstPad * pad, GstCaps * filter)
if (gst_caps_is_empty (ret))
goto done;
if (self->info.height && self->info.width) {
if (self->vinfo.height && self->vinfo.width) {
guint i, n;
n = gst_caps_get_size (ret);
for (i = 0; i < n; i++) {
GstStructure *s = gst_caps_get_structure (ret, i);
gst_structure_set (s, "width", G_TYPE_INT, self->info.width, "height",
G_TYPE_INT, self->info.height, NULL);
gst_structure_set (s, "width", G_TYPE_INT, self->vinfo.width, "height",
G_TYPE_INT, self->vinfo.height, NULL);
}
}
@ -414,32 +417,30 @@ static gboolean
gst_shape_wipe_mask_sink_setcaps (GstShapeWipe * self, GstCaps * caps)
{
gboolean ret = TRUE;
GstStructure *s;
gint width, height, bpp;
GstVideoInfo info;
GST_DEBUG_OBJECT (self, "Setting caps: %" GST_PTR_FORMAT, caps);
s = gst_caps_get_structure (caps, 0);
if (!gst_structure_get_int (s, "width", &width) ||
!gst_structure_get_int (s, "height", &height) ||
!gst_structure_get_int (s, "bpp", &bpp)) {
if (!gst_video_info_from_caps (&info, caps)) {
ret = FALSE;
goto done;
}
if ((self->info.width != width || self->info.height != height) &&
self->info.width > 0 && self->info.height > 0) {
width = GST_VIDEO_INFO_WIDTH (&info);
height = GST_VIDEO_INFO_HEIGHT (&info);
bpp = GST_VIDEO_INFO_COMP_DEPTH (&info, 0);
if ((self->vinfo.width != width || self->vinfo.height != height) &&
self->vinfo.width > 0 && self->vinfo.height > 0) {
GST_ERROR_OBJECT (self, "Mask caps must have the same width/height "
"as the video caps");
ret = FALSE;
goto done;
} else {
self->info.width = width;
self->info.height = height;
}
self->mask_bpp = bpp;
self->minfo = info;
done:
return ret;
@ -496,9 +497,9 @@ gst_shape_wipe_mask_sink_getcaps (GstPad * pad, GstCaps * filter)
gst_structure_set_name (s, "video/x-raw");
gst_structure_remove_fields (s, "format", "framerate", NULL);
if (self->info.width && self->info.height)
gst_structure_set (s, "width", G_TYPE_INT, self->info.width, "height",
G_TYPE_INT, self->info.height, NULL);
if (self->vinfo.width && self->vinfo.height)
gst_structure_set (s, "width", G_TYPE_INT, self->vinfo.width, "height",
G_TYPE_INT, self->vinfo.height, NULL);
gst_structure_set (s, "framerate", GST_TYPE_FRACTION, 0, 1, NULL);
@ -573,15 +574,15 @@ gst_shape_wipe_src_getcaps (GstPad * pad, GstCaps * filter)
if (gst_caps_is_empty (ret))
goto done;
if (self->info.height && self->info.width) {
if (self->vinfo.height && self->vinfo.width) {
guint i, n;
n = gst_caps_get_size (ret);
for (i = 0; i < n; i++) {
GstStructure *s = gst_caps_get_structure (ret, i);
gst_structure_set (s, "width", G_TYPE_INT, self->info.width, "height",
G_TYPE_INT, self->info.height, NULL);
gst_structure_set (s, "width", G_TYPE_INT, self->vinfo.width, "height",
G_TYPE_INT, self->vinfo.height, NULL);
}
}
@ -764,13 +765,14 @@ gst_shape_wipe_blend_##name##_##depth (GstShapeWipe * self, GstVideoFrame * infr
const guint8 *input = (const guint8 *) GST_VIDEO_FRAME_PLANE_DATA (inframe, 0); \
guint8 *output = (guint8 *) GST_VIDEO_FRAME_PLANE_DATA (outframe, 0); \
guint i, j; \
guint mask_increment = ((depth == 16) ? GST_ROUND_UP_2 (self->info.width) : \
GST_ROUND_UP_4 (self->info.width)) - self->info.width; \
gint width = GST_VIDEO_FRAME_WIDTH (inframe); \
gint height = GST_VIDEO_FRAME_HEIGHT (inframe); \
guint mask_increment = ((depth == 16) ? GST_ROUND_UP_2 (width) : \
GST_ROUND_UP_4 (width)) - width; \
gfloat position = self->mask_position; \
gfloat low = position - (self->mask_border / 2.0f); \
gfloat high = position + (self->mask_border / 2.0f); \
guint32 low_i, high_i, round_i; \
gint width = self->info.width, height = self->info.height; \
\
if (low < 0.0f) { \
high = 0.0f; \
@ -837,7 +839,7 @@ gst_shape_wipe_video_sink_chain (GstPad * pad, GstObject * parent,
gboolean new_outbuf = FALSE;
GstVideoFrame inframe, outframe, maskframe;
if (G_UNLIKELY (GST_VIDEO_INFO_FORMAT (&self->info) ==
if (G_UNLIKELY (GST_VIDEO_INFO_FORMAT (&self->vinfo) ==
GST_VIDEO_FORMAT_UNKNOWN))
goto not_negotiated;
@ -879,11 +881,14 @@ gst_shape_wipe_video_sink_chain (GstPad * pad, GstObject * parent,
outbuf = buffer;
}
gst_video_frame_map (&inframe, &self->info, buffer, GST_MAP_READ);
gst_video_frame_map (&maskframe, &self->info, mask, GST_MAP_READ);
gst_video_frame_map (&outframe, &self->info, outbuf, GST_MAP_WRITE);
gst_video_frame_map (&inframe, &self->vinfo, buffer,
new_outbuf ? GST_MAP_READ : GST_MAP_READWRITE);
gst_video_frame_map (&outframe, &self->vinfo, outbuf,
new_outbuf ? GST_MAP_WRITE : GST_MAP_READWRITE);
switch (GST_VIDEO_INFO_FORMAT (&self->info)) {
gst_video_frame_map (&maskframe, &self->minfo, mask, GST_MAP_READ);
switch (GST_VIDEO_INFO_FORMAT (&self->vinfo)) {
case GST_VIDEO_FORMAT_AYUV:
case GST_VIDEO_FORMAT_ARGB:
case GST_VIDEO_FORMAT_ABGR:
@ -905,9 +910,10 @@ gst_shape_wipe_video_sink_chain (GstPad * pad, GstObject * parent,
}
gst_video_frame_unmap (&outframe);
gst_video_frame_unmap (&maskframe);
gst_video_frame_unmap (&inframe);
gst_video_frame_unmap (&maskframe);
gst_buffer_unref (mask);
if (new_outbuf)
gst_buffer_unref (buffer);

3
gst/shapewipe/gstshapewipe.h
View file

@ -59,7 +59,8 @@ struct _GstShapeWipe
GCond mask_cond;
gint mask_bpp;
GstVideoInfo info;
GstVideoInfo vinfo;
GstVideoInfo minfo;
gboolean shutdown;