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lavfi/dnn_backend_openvino: Return Specific Error Codes

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Switch to returning specific error codes or DNN_GENERIC_ERROR
when an error is encountered. For OpenVINO API errors, currently
DNN_GENERIC_ERROR is returned.

Signed-off-by: Shubhanshu Saxena <shubhanshu.e01@gmail.com>
This commit is contained in:
Shubhanshu Saxena
2022-03-02 23:35:52 +05:30
committed by Guo Yejun
parent d0587daec2
commit 91af38f2b3
3 changed files with 89 additions and 63 deletions
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10
libavfilter/dnn_interface.h
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@@ -94,9 +94,9 @@ typedef struct DNNModel{
DNNFunctionType func_type;
// Gets model input information
// Just reuse struct DNNData here, actually the DNNData.data field is not needed.
DNNReturnType (*get_input)(void *model, DNNData *input, const char *input_name);
int (*get_input)(void *model, DNNData *input, const char *input_name);
// Gets model output width/height with given input w/h
DNNReturnType (*get_output)(void *model, const char *input_name, int input_width, int input_height,
int (*get_output)(void *model, const char *input_name, int input_width, int input_height,
const char *output_name, int *output_width, int *output_height);
// set the pre process to transfer data from AVFrame to DNNData
// the default implementation within DNN is used if it is not provided by the filter
@@ -114,12 +114,12 @@ typedef struct DNNModel{
typedef struct DNNModule{
// Loads model and parameters from given file. Returns NULL if it is not possible.
DNNModel *(*load_model)(const char *model_filename, DNNFunctionType func_type, const char *options, AVFilterContext *filter_ctx);
// Executes model with specified input and output. Returns DNN_ERROR otherwise.
DNNReturnType (*execute_model)(const DNNModel *model, DNNExecBaseParams *exec_params);
// Executes model with specified input and output. Returns the error code otherwise.
int (*execute_model)(const DNNModel *model, DNNExecBaseParams *exec_params);
// Retrieve inference result.
DNNAsyncStatusType (*get_result)(const DNNModel *model, AVFrame **in, AVFrame **out);
// Flush all the pending tasks.
DNNReturnType (*flush)(const DNNModel *model);
int (*flush)(const DNNModel *model);
// Frees memory allocated for model.
void (*free_model)(DNNModel **model);
} DNNModule;