ffmpeg | branch: master | Shubhanshu Saxena <shubhanshu....@gmail.com> | Sun Aug 8 16:43:32 2021 +0530| [c71657858833008d2c17990ee78d2ec792996a1a] | committer: Guo Yejun
lavfi/dnn: Common Function to Get Async Result in DNN Backends This commits refactors the get async result function for common use in all three backends. Signed-off-by: Shubhanshu Saxena <shubhanshu....@gmail.com> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=c71657858833008d2c17990ee78d2ec792996a1a --- libavfilter/dnn/dnn_backend_common.c | 20 ++++++++++++++++++++ libavfilter/dnn/dnn_backend_common.h | 15 +++++++++++++++ libavfilter/dnn/dnn_backend_openvino.c | 18 +----------------- libavfilter/dnn/queue.h | 1 + 4 files changed, 37 insertions(+), 17 deletions(-) diff --git a/libavfilter/dnn/dnn_backend_common.c b/libavfilter/dnn/dnn_backend_common.c index 4c9045501f..df4bab85e0 100644 --- a/libavfilter/dnn/dnn_backend_common.c +++ b/libavfilter/dnn/dnn_backend_common.c @@ -122,3 +122,23 @@ DNNReturnType ff_dnn_start_inference_async(void *ctx, DNNAsyncExecModule *async_ #endif return DNN_SUCCESS; } + +DNNAsyncStatusType ff_dnn_get_async_result_common(Queue *task_queue, AVFrame **in, AVFrame **out) +{ + TaskItem *task = ff_queue_peek_front(task_queue); + + if (!task) { + return DAST_EMPTY_QUEUE; + } + + if (task->inference_done != task->inference_todo) { + return DAST_NOT_READY; + } + + *in = task->in_frame; + *out = task->out_frame; + ff_queue_pop_front(task_queue); + av_freep(&task); + + return DAST_SUCCESS; +} diff --git a/libavfilter/dnn/dnn_backend_common.h b/libavfilter/dnn/dnn_backend_common.h index 96e4df9676..e1d678b230 100644 --- a/libavfilter/dnn/dnn_backend_common.h +++ b/libavfilter/dnn/dnn_backend_common.h @@ -24,6 +24,7 @@ #ifndef AVFILTER_DNN_DNN_BACKEND_COMMON_H #define AVFILTER_DNN_DNN_BACKEND_COMMON_H +#include "queue.h" #include "../dnn_interface.h" #include "libavutil/thread.h" @@ -122,4 +123,18 @@ DNNReturnType ff_dnn_async_module_cleanup(DNNAsyncExecModule *async_module); */ DNNReturnType ff_dnn_start_inference_async(void *ctx, DNNAsyncExecModule *async_module); +/** + * Extract input and output frame from the Task Queue after + * asynchronous inference. + * + * @param task_queue pointer to the task queue of the backend + * @param in double pointer to the input frame + * @param out double pointer to the output frame + * + * @retval DAST_EMPTY_QUEUE if task queue is empty + * @retval DAST_NOT_READY if inference not completed yet. + * @retval DAST_SUCCESS if result successfully extracted + */ +DNNAsyncStatusType ff_dnn_get_async_result_common(Queue *task_queue, AVFrame **in, AVFrame **out); + #endif diff --git a/libavfilter/dnn/dnn_backend_openvino.c b/libavfilter/dnn/dnn_backend_openvino.c index 8d23446296..47cbd48ba2 100644 --- a/libavfilter/dnn/dnn_backend_openvino.c +++ b/libavfilter/dnn/dnn_backend_openvino.c @@ -32,7 +32,6 @@ #include "libavutil/avstring.h" #include "libavutil/detection_bbox.h" #include "../internal.h" -#include "queue.h" #include "safe_queue.h" #include <c_api/ie_c_api.h> #include "dnn_backend_common.h" @@ -883,22 +882,7 @@ DNNReturnType ff_dnn_execute_model_async_ov(const DNNModel *model, DNNExecBasePa DNNAsyncStatusType ff_dnn_get_async_result_ov(const DNNModel *model, AVFrame **in, AVFrame **out) { OVModel *ov_model = model->model; - TaskItem *task = ff_queue_peek_front(ov_model->task_queue); - - if (!task) { - return DAST_EMPTY_QUEUE; - } - - if (task->inference_done != task->inference_todo) { - return DAST_NOT_READY; - } - - *in = task->in_frame; - *out = task->out_frame; - ff_queue_pop_front(ov_model->task_queue); - av_freep(&task); - - return DAST_SUCCESS; + return ff_dnn_get_async_result_common(ov_model->task_queue, in, out); } DNNReturnType ff_dnn_flush_ov(const DNNModel *model) diff --git a/libavfilter/dnn/queue.h b/libavfilter/dnn/queue.h index 2524d5fa59..9ab5c89f65 100644 --- a/libavfilter/dnn/queue.h +++ b/libavfilter/dnn/queue.h @@ -18,6 +18,7 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ +#include <stddef.h> #ifndef AVFILTER_DNN_QUEUE_H #define AVFILTER_DNN_QUEUE_H _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
