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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_deinit(MppFrame frame);
MppFrame mpp_frame_get_next(MppFrame frame);
/*
* normal parameter

11
mpp/mpp_frame.cpp
View File

@@ -64,3 +64,14 @@ MPP_RET mpp_frame_deinit(MppFrame frame)
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"
typedef struct {
typedef struct MppFrameImpl_t MppFrameImpl;
struct MppFrameImpl_t {
/*
* dimension parameter for display
*/
@@ -65,7 +67,12 @@ typedef struct {
* buffer information
*/
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) {
// 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);
dec_out = NULL;
// TODO: diaplay function called here
mpp_frame_deinit(dec_out);
dec_out = next;
} while (dec_out);
}
mpp_packet_deinit(dec_in);
@@ -125,8 +130,15 @@ int main()
}
if (dec_out) {
mpp_frame_deinit(dec_out);
dec_out = NULL;
// interface may output multiple frame at one time
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);
}
}