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videoconvert: use new allocation setup

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Add setup_allocation to configure video metadata in the negotiated bufferpool.
This commit is contained in:
Wim Taymans 2011-06-20 17:34:57 +02:00
parent a6496e1562
commit 426ec86be0
1 changed files with 24 additions and 7 deletions
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31
gst/videoconvert/gstvideoconvert.c
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@ -39,6 +39,7 @@
#include "gstvideoconvert.h" #include "gstvideoconvert.h"
#include <gst/video/video.h> #include <gst/video/video.h>
#include <gst/video/gstmetavideo.h>
#include <string.h> #include <string.h>
@ -160,6 +161,25 @@ gst_video_convert_transform_caps (GstBaseTransform * btrans,
return result; return result;
} }
static gboolean
gst_video_convert_setup_allocation (GstBaseTransform * trans, GstQuery * query)
{
GstBufferPool *pool = NULL;
guint size, min, max, prefix, alignment;
gst_query_parse_allocation_params (query, &size, &min, &max, &prefix,
&alignment, &pool);
if (pool) {
GstStructure *config;
config = gst_buffer_pool_get_config (pool);
gst_buffer_pool_config_add_meta (config, GST_META_API_VIDEO);
gst_buffer_pool_set_config (pool, config);
}
return TRUE;
}
static gboolean static gboolean
gst_video_convert_set_caps (GstBaseTransform * btrans, GstCaps * incaps, gst_video_convert_set_caps (GstBaseTransform * btrans, GstCaps * incaps,
GstCaps * outcaps) GstCaps * outcaps)
@ -167,7 +187,6 @@ gst_video_convert_set_caps (GstBaseTransform * btrans, GstCaps * incaps,
GstVideoConvert *space; GstVideoConvert *space;
GstVideoInfo in_info; GstVideoInfo in_info;
GstVideoInfo out_info; GstVideoInfo out_info;
gboolean ret;
ColorSpaceColorSpec in_spec, out_spec; ColorSpaceColorSpec in_spec, out_spec;
gboolean interlaced; gboolean interlaced;
@ -178,9 +197,7 @@ gst_video_convert_set_caps (GstBaseTransform * btrans, GstCaps * incaps,
} }
/* input caps */ /* input caps */
if (!gst_video_info_from_caps (&in_info, incaps))
ret = gst_video_info_from_caps (&in_info, incaps);
if (!ret)
goto invalid_caps; goto invalid_caps;
if (gst_video_format_is_rgb (in_info.format)) { if (gst_video_format_is_rgb (in_info.format)) {
@ -195,9 +212,7 @@ gst_video_convert_set_caps (GstBaseTransform * btrans, GstCaps * incaps,
} }
/* output caps */ /* output caps */
if (!gst_video_info_from_caps (&out_info, outcaps))
ret = gst_video_info_from_caps (&out_info, outcaps);
if (!ret)
goto invalid_caps; goto invalid_caps;
if (gst_video_format_is_rgb (out_info.format)) { if (gst_video_format_is_rgb (out_info.format)) {
@ -352,6 +367,8 @@ gst_video_convert_class_init (GstVideoConvertClass * klass)
GST_DEBUG_FUNCPTR (gst_video_convert_set_caps); GST_DEBUG_FUNCPTR (gst_video_convert_set_caps);
gstbasetransform_class->get_unit_size = gstbasetransform_class->get_unit_size =
GST_DEBUG_FUNCPTR (gst_video_convert_get_unit_size); GST_DEBUG_FUNCPTR (gst_video_convert_get_unit_size);
gstbasetransform_class->setup_allocation =
GST_DEBUG_FUNCPTR (gst_video_convert_setup_allocation);
gstbasetransform_class->transform = gstbasetransform_class->transform =
GST_DEBUG_FUNCPTR (gst_video_convert_transform); GST_DEBUG_FUNCPTR (gst_video_convert_transform);