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v4l2bufferpool: Update config if meta is missing

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Rather then hard failure, we should update the config with the meta option we
need and return false.
This commit is contained in:
Nicolas Dufresne 2014-04-18 13:09:00 -04:00
parent 92bdd596f2
commit ba32cf10f3
1 changed files with 14 additions and 16 deletions
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30
sys/v4l2/gstv4l2bufferpool.c
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@ -497,12 +497,6 @@ gst_v4l2_buffer_pool_set_config (GstBufferPool * bpool, GstStructure * config)
gst_buffer_pool_config_has_option (config,
GST_V4L2_BUFFER_POOL_OPTION_CROP_META);
if (!pool->add_videometa && obj->need_video_meta)
goto missing_video_api;
if (!pool->add_cropmeta && obj->need_crop_meta)
goto missing_crop_api;
/* parse the config and keep around */
if (!gst_buffer_pool_config_get_params (config, &caps, &size, &min_buffers,
&max_buffers))
@ -567,6 +561,20 @@ gst_v4l2_buffer_pool_set_config (GstBufferPool * bpool, GstStructure * config)
}
}
if (!pool->add_videometa && obj->need_video_meta) {
GST_INFO_OBJECT (pool, "adding needed video meta");
updated = TRUE;
gst_buffer_pool_config_add_option (config,
GST_BUFFER_POOL_OPTION_VIDEO_META);
}
if (!pool->add_cropmeta && obj->need_crop_meta) {
GST_INFO_OBJECT (pool, "adding needed crop meta");
updated = TRUE;
gst_buffer_pool_config_add_option (config,
GST_V4L2_BUFFER_POOL_OPTION_CROP_META);
}
if (updated)
gst_buffer_pool_config_set_params (config, caps, size, min_buffers,
max_buffers);
@ -578,16 +586,6 @@ done:
return !updated && ret;
/* ERRORS */
missing_video_api:
{
GST_ERROR_OBJECT (pool, "missing GstVideoMeta API in config");
return FALSE;
}
missing_crop_api:
{
GST_ERROR_OBJECT (pool, "missing GstVideoCropMeta API");
return FALSE;
}
wrong_config:
{
GST_ERROR_OBJECT (pool, "invalid config %" GST_PTR_FORMAT, config);