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[mpp_frame]: add interface to get next frame for multiple output case

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git-svn-id: https://10.10.10.66:8443/svn/MediaProcessPlatform/trunk/mpp@154 6e48237b-75ef-9749-8fc9-41990f28c85a
This commit is contained in:
ChenHengming
2015-08-24 10:07:34 +00:00
parent 3850b79cdc
commit bf4da20ade
4 changed files with 38 additions and 7 deletions
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1
inc/mpp_frame.h
View File

@@ -138,6 +138,7 @@ extern "C" {
*/ */
MPP_RET mpp_frame_init(MppFrame *frame); MPP_RET mpp_frame_init(MppFrame *frame);
MPP_RET mpp_frame_deinit(MppFrame frame); MPP_RET mpp_frame_deinit(MppFrame frame);
MppFrame mpp_frame_get_next(MppFrame frame);
/* /*
* normal parameter * normal parameter

11
mpp/mpp_frame.cpp
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@@ -64,3 +64,14 @@ MPP_RET mpp_frame_deinit(MppFrame frame)
return MPP_OK; return MPP_OK;
} }
MppFrame mpp_frame_get_next(MppFrame frame)
{
if (NULL == frame) {
mpp_err("mpp_frame_get_next invalid NULL pointer input\n");
return NULL;
}
MppFrameImpl *p = (MppFrameImpl *)frame;
return (MppFrame)p->next;
}

11
mpp/mpp_frame_impl.h
View File

@@ -19,7 +19,9 @@
#include "mpp_frame.h" #include "mpp_frame.h"
typedef struct { typedef struct MppFrameImpl_t MppFrameImpl;
struct MppFrameImpl_t {
/* /*
* dimension parameter for display * dimension parameter for display
*/ */
@@ -65,7 +67,12 @@ typedef struct {
* buffer information * buffer information
*/ */
MppBuffer buffer; MppBuffer buffer;
} MppFrameImpl;
/*
* pointer for multiple frame output at one time
*/
MppFrameImpl *next;
};
/* /*

22
test/mpi_test.c
View File

@@ -93,10 +93,15 @@ int main()
} }
if (dec_out) { if (dec_out) {
// TODO: diaplay function called here // interface may output multiple frame at one time
do {
MppFrame next = mpp_frame_get_next(dec_out);
mpp_frame_deinit(dec_out); // TODO: diaplay function called here
dec_out = NULL;
mpp_frame_deinit(dec_out);
dec_out = next;
} while (dec_out);
} }
mpp_packet_deinit(dec_in); mpp_packet_deinit(dec_in);
@@ -125,8 +130,15 @@ int main()
} }
if (dec_out) { if (dec_out) {
mpp_frame_deinit(dec_out); // interface may output multiple frame at one time
dec_out = NULL; do {
MppFrame next = mpp_frame_get_next(dec_out);
// TODO: diaplay function called here
mpp_frame_deinit(dec_out);
dec_out = next;
} while (dec_out);
} }
} }