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mfc: Request input buffers explicitely

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This commit is contained in:
Sebastian Dröge 2013-01-02 14:32:32 +01:00
parent 644ef86728
commit 0fbfe0225c
4 changed files with 30 additions and 16 deletions
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5
sys/mfc/gstmfc.c
View file

@ -35,9 +35,10 @@ plugin_init (GstPlugin * plugin)
/* Just check here once if we can create a MFC context, i.e.
* if the hardware is available */
mfc_dec_init_debug ();
context = mfc_dec_create (CODEC_TYPE_H264, 1);
context = mfc_dec_create (CODEC_TYPE_H264);
if (!context) {
GST_CAT_DEBUG (GST_CAT_PLUGIN_LOADING, "Failed to initialize MFC decoder context");
GST_CAT_DEBUG (GST_CAT_PLUGIN_LOADING,
"Failed to initialize MFC decoder context");
return FALSE;
}
mfc_dec_destroy (context);

18
sys/mfc/gstmfcdec.c
View file

@ -144,7 +144,7 @@ gst_mfc_dec_open (GstVideoDecoder * decoder)
/* Just check here once if we can create a MFC context, i.e.
* if the hardware is available
*/
self->context = mfc_dec_create (CODEC_TYPE_H264, 1);
self->context = mfc_dec_create (CODEC_TYPE_H264);
if (!self->context) {
GST_ELEMENT_ERROR (self, LIBRARY, INIT,
("Failed to initialize MFC decoder context"), (NULL));
@ -237,7 +237,7 @@ gst_mfc_dec_set_format (GstVideoDecoder * decoder, GstVideoCodecState * state)
self->initialized = FALSE;
if (gst_structure_has_name (s, "video/x-h264")) {
self->context = mfc_dec_create (CODEC_TYPE_H264, 1);
self->context = mfc_dec_create (CODEC_TYPE_H264);
if (!self->context) {
GST_ELEMENT_ERROR (self, LIBRARY, INIT,
("Failed to initialize MFC decoder context"), (NULL));
@ -252,9 +252,9 @@ gst_mfc_dec_set_format (GstVideoDecoder * decoder, GstVideoCodecState * state)
return FALSE;
if (mpegversion == 1 || mpegversion == 2) {
self->context = mfc_dec_create (CODEC_TYPE_MPEG2, 1);
self->context = mfc_dec_create (CODEC_TYPE_MPEG2);
} else {
self->context = mfc_dec_create (CODEC_TYPE_MPEG4, 1);
self->context = mfc_dec_create (CODEC_TYPE_MPEG4);
}
if (!self->context) {
@ -263,7 +263,7 @@ gst_mfc_dec_set_format (GstVideoDecoder * decoder, GstVideoCodecState * state)
return FALSE;
}
} else if (gst_structure_has_name (s, "video/x-h263")) {
self->context = mfc_dec_create (CODEC_TYPE_H263, 1);
self->context = mfc_dec_create (CODEC_TYPE_H263);
if (!self->context) {
GST_ELEMENT_ERROR (self, LIBRARY, INIT,
("Failed to initialize MFC decoder context"), (NULL));
@ -273,6 +273,12 @@ gst_mfc_dec_set_format (GstVideoDecoder * decoder, GstVideoCodecState * state)
g_return_val_if_reached (FALSE);
}
if (mfc_dec_init_input (self->context, 1) < 0) {
GST_ELEMENT_ERROR (self, LIBRARY, INIT,
("Failed to initialize MFC decoder context input"), (NULL));
return FALSE;
}
gst_buffer_replace (&self->codec_data, state->codec_data);
done:
@ -721,7 +727,7 @@ gst_mfc_dec_dequeue_output (GstMFCDec * self)
if (!self->initialized) {
GST_DEBUG_OBJECT (self, "Initializing decoder");
if ((mfc_ret = mfc_dec_init (self->context, 1)) < 0)
if ((mfc_ret = mfc_dec_init_output (self->context, 1)) < 0)
goto initialize_error;
self->initialized = TRUE;
}

16
sys/mfc/mfc_decoder/mfc_decoder.c
View file

@ -220,7 +220,6 @@ static int request_input_buffers(struct mfc_dec_context *ctx, int num)
return 0;
}
static int request_output_buffers(struct mfc_dec_context *ctx, int num)
{
struct v4l2_requestbuffers reqbuf = {
@ -276,7 +275,7 @@ static int request_output_buffers(struct mfc_dec_context *ctx, int num)
return 0;
}
struct mfc_dec_context* mfc_dec_create(unsigned int codec, int num_input_buffers)
struct mfc_dec_context* mfc_dec_create(unsigned int codec)
{
struct mfc_dec_context *ctx;
struct v4l2_capability caps;
@ -320,8 +319,7 @@ struct mfc_dec_context* mfc_dec_create(unsigned int codec, int num_input_buffers
return NULL;
}
if (mfc_dec_set_codec(ctx, codec) ||
request_input_buffers(ctx, num_input_buffers)) {
if (mfc_dec_set_codec(ctx, codec) < 0) {
mfc_dec_destroy(ctx);
return NULL;
}
@ -400,7 +398,15 @@ static int start_output_stream(struct mfc_dec_context *ctx)
return 0;
}
int mfc_dec_init(struct mfc_dec_context *ctx, int extra_buffers)
int mfc_dec_init_input(struct mfc_dec_context *ctx, int num_input_buffers)
{
if (request_input_buffers(ctx, num_input_buffers) < 0)
return -1;
return 0;
}
int mfc_dec_init_output(struct mfc_dec_context *ctx, int extra_buffers)
{
if (start_input_stream(ctx) < 0)
return -1;

7
sys/mfc/mfc_decoder/mfc_decoder.h
View file

@ -84,8 +84,9 @@ void mfc_dec_init_debug (void);
* context is needed for most other calls below, and should be
* deallocated with mfc_dec_destroy().
*/
struct mfc_dec_context* mfc_dec_create(enum mfc_codec_type codec,
int num_input_buffers);
struct mfc_dec_context* mfc_dec_create(enum mfc_codec_type codec);
int mfc_dec_init_input(struct mfc_dec_context*, int num_input_buffers);
/*
* Destroy context created with mfc_dec_create().
@ -105,7 +106,7 @@ void mfc_dec_destroy(struct mfc_dec_context*);
*
* Returns: Zero for success, negative value on failure.
*/
int mfc_dec_init(struct mfc_dec_context*, int extra_buffers);
int mfc_dec_init_output(struct mfc_dec_context*, int extra_buffers);
/*