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Commit Graph

20 Commits

Author SHA1 Message Date
Jun Zhao
0b7bfa8ad7 lavf/sr: Refine the coding style for init
We perfer the coding style like:

/* some stuff */
if (error) {
    /* error handling */
    return -(errorcode);
}
/* normal actions */
do_something()

Signed-off-by: Jun Zhao <barryjzhao@tencent.com>
2019-06-03 13:04:23 +08:00
Jun Zhao
5c1fbc4239 lavf/sr: Don't need to check NULL before sws_freeContext
sws_freeContext have check the NULL pointer, so don't need to check
NULL before sws_freeContext.

Signed-off-by: Jun Zhao <barryjzhao@tencent.com>
2019-06-03 13:04:23 +08:00
Jun Zhao
51b0e81216 lavf/sr: Dump input pixel format in error message
Dump input pixel format in error message, it's will help to debugging

Signed-off-by: Jun Zhao <barryjzhao@tencent.com>
2019-06-03 13:04:23 +08:00
Jun Zhao
9b069eb14e lavfi/sr: Change the backend type from flags to int
native and tensorflow is exclusive, so change the type from
flags to int.

Signed-off-by: Jun Zhao <barryjzhao@tencent.com>
2019-05-28 09:13:36 +08:00
Jun Zhao
b983e71bde lavfi/sr: Remove slice thread flag
sr didn't enable the slice threading, so remove the flag

Signed-off-by: Jun Zhao <barryjzhao@tencent.com>
2019-05-28 09:13:36 +08:00
Guo, Yejun
c636dc9819 libavfilter/dnn: add more data type support for dnn model input
currently, only float is supported as model input, actually, there
are other data types, this patch adds uint8.

Signed-off-by: Guo, Yejun <yejun.guo@intel.com>
Signed-off-by: Pedro Arthur <bygrandao@gmail.com>
2019-05-08 12:33:00 -03:00
Guo, Yejun
25c1cd909f libavfilter/dnn: support multiple outputs for tensorflow model
some models such as ssd, yolo have more than one output.

the clean up code in this patch is a little complex, it is because
that set_input_output_tf could be called for many times together
with ff_dnn_execute_model_tf, we have to clean resources for the
case that the two interfaces are called interleaved.

Signed-off-by: Guo, Yejun <yejun.guo@intel.com>
Signed-off-by: Pedro Arthur <bygrandao@gmail.com>
2019-05-08 12:33:00 -03:00
Guo, Yejun
7adfb6132e libavfilter/dnn: avoid memcpy for tensorflow dnn output
use TF_Tensor's cpu address to avoid extra memcpy.

Signed-off-by: Guo, Yejun <yejun.guo@intel.com>
Signed-off-by: Pedro Arthur <bygrandao@gmail.com>
2019-05-08 12:33:00 -03:00
Guo, Yejun
e2b92896c4 libavfilter/dnn: determine dnn output during execute_model instead of set_input_output
Currently, within interface set_input_output, the dims/memory of the tensorflow
dnn model output is determined by executing the model with zero input,
actually, the output dims might vary with different input data for networks
such as object detection models faster-rcnn, ssd and yolo.

This patch moves the logic from set_input_output to execute_model which
is suitable for all the cases. Since interface changed, and so dnn_backend_native
also changes.

In vf_sr.c, it knows it's srcnn or espcn by executing the model with zero input,
so execute_model has to be called in function config_props

Signed-off-by: Guo, Yejun <yejun.guo@intel.com>
Signed-off-by: Pedro Arthur <bygrandao@gmail.com>
2019-05-08 12:33:00 -03:00
Guo, Yejun
05f86f05bb libavfilter/dnn: remove limit for the name of DNN model input/output
remove the requirment that the name of DNN model input/output
should be "x"/"y",

Signed-off-by: Guo, Yejun <yejun.guo@intel.com>
Signed-off-by: Pedro Arthur <bygrandao@gmail.com>
2019-05-08 12:33:00 -03:00
Guo, Yejun
05aec8bb13 libavfilter/vf_sr: refine code to remove keyword 'else'
remove 'else' since there is always 'return' in 'if' scope,
so the code will be clean for later maintenance

Signed-off-by: Guo, Yejun <yejun.guo@intel.com>
Signed-off-by: Pedro Arthur <bygrandao@gmail.com>
2019-05-08 12:33:00 -03:00
Steven Liu
4b00332203 avfilter/sr: process and output message when load_model is NULL
fix ticket: 7455

Reviewed-by: Pedro Arthur <bygrandao@gmail.com>
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Steven Liu <lq@chinaffmpeg.org>
2018-09-24 22:02:54 +08:00
Pedro Arthur
1cb101f60d avfilter/vf_sr: Fix coverity CID 1439584 2018-09-21 11:22:06 -03:00
Zhao Zhili
0d7a75e848 avfilter/vf_sr: fix read out of bounds
Signed-off-by: Pedro Arthur <bygrandao@gmail.com>
2018-09-19 13:21:27 -03:00
Sergey Lavrushkin
bd10c1e9a8 libavfilter: Removes stored DNN models. Adds support for native backend model file format in tf backend.
Signed-off-by: Pedro Arthur <bygrandao@gmail.com>
2018-09-17 19:44:42 -03:00
Sergey Lavrushkin
95cb2127ad libavfilter/vf_sr.c: Removes uint8 -> float and float -> uint8 conversions.
Signed-off-by: Pedro Arthur <bygrandao@gmail.com>
2018-08-14 15:02:27 -03:00
Sergey Lavrushkin
9d87897ba8 libavfilter: Code style fixes for pointers in DNN module and sr filter.
Signed-off-by: Pedro Arthur <bygrandao@gmail.com>
2018-08-07 11:58:34 -03:00
Sergey Lavrushkin
4eb63efbda libavfilter: Adds on the fly generation of default DNN models for tensorflow backend instead of storing binary model.
Signed-off-by: Pedro Arthur <bygrandao@gmail.com>
2018-08-07 11:58:03 -03:00
Pedro Arthur
54b425a7fa libavfilter: vf_sr.c remove warnings 2018-07-02 13:45:38 -03:00
Sergey Lavrushkin
575b718990 Adds ESPCN super resolution filter merged with SRCNN filter.
Signed-off-by: Pedro Arthur <bygrandao@gmail.com>
2018-07-02 10:47:14 -03:00