FaSTTUBe/GST-Tensordecoder-ov_ep
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mfc: quiet debugging when mfc device doesn't exist

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Avoid registering the element if the mfc device doesn't work,
but allow plugin loading to succeed.
This commit is contained in:
David Schleef 2013-02-11 17:39:24 -08:00
parent 63718da919
commit 20627cc5d5
2 changed files with 11 additions and 2 deletions
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2
sys/mfc/gstmfc.c
View File

@ -39,7 +39,7 @@ plugin_init (GstPlugin * plugin)
if (!context) {
GST_CAT_DEBUG (GST_CAT_PLUGIN_LOADING,
"Failed to initialize MFC decoder context");
return FALSE;
return TRUE;
}
mfc_dec_destroy (context);

11
sys/mfc/mfc_decoder/mfc_decoder.c
View File

@ -51,6 +51,7 @@
#include <unistd.h>
#include <sys/ioctl.h>
#include <sys/mman.h>
#include <sys/stat.h>
#include <linux/videodev2.h>
/* For logging */
@ -279,6 +280,7 @@ struct mfc_dec_context* mfc_dec_create(unsigned int codec)
{
struct mfc_dec_context *ctx;
struct v4l2_capability caps;
struct stat sb;
pthread_mutex_lock(&mutex);
if (mfc_in_use) {
@ -295,10 +297,17 @@ struct mfc_dec_context* mfc_dec_create(unsigned int codec)
GST_ERROR ("Unable to allocate memory for context");
return NULL;
}
if (stat (MFC_PATH, &sb) < 0) {
GST_INFO ("MFC device node doesn't exist, failing quietly");
free(ctx);
return NULL;
}
GST_INFO ("Opening MFC device node at: %s", MFC_PATH);
ctx->fd = open(MFC_PATH, O_RDWR, 0);
if (ctx->fd == -1) {
GST_ERROR ("Unable to open MFC device node: %d", errno);
GST_WARNING ("Unable to open MFC device node: %d", errno);
free(ctx);
return NULL;
}