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videodecoder: Retry setting configuration with modified config

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Buffer pool set_config() may return FALSE if requested configuration needed small
changes. Reget the config and try setting it again. This ensure we have a configured
pool if possible.
This commit is contained in:
Nicolas Dufresne 2014-04-15 14:51:46 -04:00
parent 0e8b47443e
commit 64d58b80c0
1 changed files with 24 additions and 1 deletions
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25
gst-libs/gst/video/gstvideodecoder.c
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@ -3169,7 +3169,24 @@ gst_video_decoder_decide_allocation_default (GstVideoDecoder * decoder,
config = gst_buffer_pool_get_config (pool);
gst_buffer_pool_config_set_params (config, outcaps, size, min, max);
gst_buffer_pool_config_set_allocator (config, allocator, &params);
gst_buffer_pool_set_config (pool, config);
if (!gst_buffer_pool_set_config (pool, config)) {
config = gst_buffer_pool_get_config (pool);
/* If change are not acceptable, fallback to generic pool */
if (!gst_buffer_pool_config_validate_params (config, outcaps, size, min,
max)) {
GST_DEBUG_OBJECT (decoder, "unsuported pool, making new pool");
gst_object_unref (pool);
pool = gst_video_buffer_pool_new ();
gst_buffer_pool_config_set_params (config, outcaps, size, min, max);
gst_buffer_pool_config_set_allocator (config, allocator, &params);
}
if (!gst_buffer_pool_set_config (pool, config))
goto config_failed;
}
if (update_allocator)
gst_query_set_nth_allocation_param (query, 0, allocator, &params);
@ -3187,6 +3204,12 @@ gst_video_decoder_decide_allocation_default (GstVideoDecoder * decoder,
gst_object_unref (pool);
return TRUE;
config_failed:
GST_ELEMENT_ERROR (decoder, RESOURCE, SETTINGS,
("Failed to configure the buffer pool"),
("Configuration is most likely invalid, please report this issue."));
return FALSE;
}
static gboolean