Add missing codecs to cudacodec which uses Nvidia Video Codec SDK including checks to ensure codec used in input video file is supported on the current device.

Re-enable cudacodec performance test.

Author: James Bowley

modules/cudacodec/include/opencv2/cudacodec.hpp

@@ -250,6 +250,9 @@ enum Codec
     JPEG,
     H264_SVC,
     H264_MVC,
+    HEVC,
+    VP8,
+    VP9,
 
     Uncompressed_YUV420 = (('I'<<24)|('Y'<<16)|('U'<<8)|('V')),   //!< Y,U,V (4:2:0)
     Uncompressed_YV12   = (('Y'<<24)|('V'<<16)|('1'<<8)|('2')),   //!< Y,V,U (4:2:0)
@@ -274,6 +277,7 @@ struct FormatInfo
 {
     Codec codec;
     ChromaFormat chromaFormat;
+    int nBitDepthMinus8;
     int width;
     int height;
 };

modules/cudacodec/perf/perf_video.cpp

@@ -51,7 +51,7 @@ DEF_PARAM_TEST_1(FileName, string);
 //////////////////////////////////////////////////////
 // VideoReader
 
-#if defined(HAVE_NVCUVID) && defined(HAVE_VIDEO_INPUT)
+#if defined(HAVE_NVCUVID)
 
 PERF_TEST_P(FileName, VideoReader, Values("gpu/video/768x576.avi", "gpu/video/1920x1080.avi"))
 {

modules/cudacodec/src/cuvid_video_source.cpp

@@ -70,6 +70,7 @@ cv::cudacodec::detail::CuvidVideoSource::CuvidVideoSource(const String& fname)
 
     format_.codec = static_cast<Codec>(vidfmt.codec);
     format_.chromaFormat = static_cast<ChromaFormat>(vidfmt.chroma_format);
+    format_.nBitDepthMinus8 = vidfmt.bit_depth_luma_minus8;
     format_.width = vidfmt.coded_width;
     format_.height = vidfmt.coded_height;
 }

modules/cudacodec/src/ffmpeg_video_source.cpp

@@ -111,6 +111,7 @@ cv::cudacodec::detail::FFmpegVideoSource::FFmpegVideoSource(const String& fname)
 
     format_.codec = static_cast<Codec>(codec);
     format_.chromaFormat = static_cast<ChromaFormat>(chroma_format);
+    format_.nBitDepthMinus8 = -1;
     format_.width = width;
     format_.height = height;
 }

modules/cudacodec/src/video_decoder.cpp

@@ -57,22 +57,53 @@ void cv::cudacodec::detail::VideoDecoder::create(const FormatInfo& videoFormat)
                                             cudaVideoCreate_PreferCUVID;
 
     // Validate video format.  These are the currently supported formats via NVCUVID
-    CV_Assert(cudaVideoCodec_MPEG1 == _codec ||
-              cudaVideoCodec_MPEG2 == _codec ||
-              cudaVideoCodec_MPEG4 == _codec ||
-              cudaVideoCodec_VC1   == _codec ||
-              cudaVideoCodec_H264  == _codec ||
-              cudaVideoCodec_JPEG  == _codec ||
-              cudaVideoCodec_YUV420== _codec ||
-              cudaVideoCodec_YV12  == _codec ||
-              cudaVideoCodec_NV12  == _codec ||
-              cudaVideoCodec_YUYV  == _codec ||
-              cudaVideoCodec_UYVY  == _codec );
-
-    CV_Assert(cudaVideoChromaFormat_Monochrome == _chromaFormat ||
-              cudaVideoChromaFormat_420        == _chromaFormat ||
-              cudaVideoChromaFormat_422        == _chromaFormat ||
-              cudaVideoChromaFormat_444        == _chromaFormat);
+    bool codecSupported =   cudaVideoCodec_MPEG1    == _codec ||
+                            cudaVideoCodec_MPEG2    == _codec ||
+                            cudaVideoCodec_MPEG4    == _codec ||
+                            cudaVideoCodec_VC1      == _codec ||
+                            cudaVideoCodec_H264     == _codec ||
+                            cudaVideoCodec_JPEG     == _codec ||
+                            cudaVideoCodec_H264_SVC == _codec ||
+                            cudaVideoCodec_H264_MVC == _codec ||
+                            cudaVideoCodec_YV12     == _codec ||
+                            cudaVideoCodec_NV12     == _codec ||
+                            cudaVideoCodec_YUYV     == _codec ||
+                            cudaVideoCodec_UYVY     == _codec;
+
+#if defined (HAVE_CUDA)
+#if (CUDART_VERSION >= 6500)
+    codecSupported |=       cudaVideoCodec_HEVC     == _codec;
+#endif
+#if  ((CUDART_VERSION == 7500) || (CUDART_VERSION >= 9000))
+    codecSupported |=       cudaVideoCodec_VP8      == _codec ||
+                            cudaVideoCodec_VP9      == _codec ||
+                            cudaVideoCodec_YUV420   == _codec;
+#endif
+#endif
+
+    CV_Assert(codecSupported);
+    CV_Assert(  cudaVideoChromaFormat_Monochrome == _chromaFormat ||
+                cudaVideoChromaFormat_420        == _chromaFormat ||
+                cudaVideoChromaFormat_422        == _chromaFormat ||
+                cudaVideoChromaFormat_444        == _chromaFormat);
+
+#if (CUDART_VERSION >= 9000)
+    // Check video format is supported by GPU's hardware video decoder
+    if (videoFormat.nBitDepthMinus8 != -1) { // info not available call to create CuvidVideoSource() failed
+        CUVIDDECODECAPS decodeCaps = {};
+        decodeCaps.eCodecType = _codec;
+        decodeCaps.eChromaFormat = _chromaFormat;
+        decodeCaps.nBitDepthMinus8 = videoFormat.nBitDepthMinus8;
+        cuSafeCall(cuvidGetDecoderCaps(&decodeCaps));
+        if (!decodeCaps.bIsSupported)
+            CV_Error(Error::StsUnsupportedFormat, "Video source is not supported by hardware video decoder");
+
+        CV_Assert(videoFormat.width >= decodeCaps.nMinWidth &&
+            videoFormat.height >= decodeCaps.nMinHeight &&
+            videoFormat.width <= decodeCaps.nMaxWidth &&
+            videoFormat.height <= decodeCaps.nMaxHeight);
+    }
+#endif
 
     // Fill the decoder-create-info struct from the given video-format struct.
     std::memset(&createInfo_, 0, sizeof(CUVIDDECODECREATEINFO));