#pragma once\r
\r
-#include <tbb/concurrent_unordered_map.h>\r
-#include <tbb/concurrent_queue.h>\r
+#include <common/memory/safe_ptr.h>\r
\r
+#include <core/video_format.h>\r
#include <core/producer/frame/pixel_format.h>\r
-#include <core/producer/frame/image_transform.h>\r
-#include <core/producer/frame/frame_factory.h>\r
-#include <core/mixer/write_frame.h>\r
\r
-#if defined(_MSC_VER)\r
-#pragma warning (push)\r
-#pragma warning (disable : 4244)\r
-#endif\r
-extern "C" \r
+extern "C"\r
{\r
- #include <libswscale/swscale.h>\r
- #include <libavcodec/avcodec.h>\r
- #include <libavfilter/avfilter.h>\r
+ #include <libavutil/pixfmt.h>\r
}\r
-#if defined(_MSC_VER)\r
-#pragma warning (pop)\r
-#endif\r
\r
-namespace caspar {\r
-\r
-static core::pixel_format::type get_pixel_format(PixelFormat pix_fmt)\r
-{\r
- switch(pix_fmt)\r
- {\r
- case PIX_FMT_GRAY8: return core::pixel_format::gray;\r
- case PIX_FMT_BGRA: return core::pixel_format::bgra;\r
- case PIX_FMT_ARGB: return core::pixel_format::argb;\r
- case PIX_FMT_RGBA: return core::pixel_format::rgba;\r
- case PIX_FMT_ABGR: return core::pixel_format::abgr;\r
- case PIX_FMT_YUV444P: return core::pixel_format::ycbcr;\r
- case PIX_FMT_YUV422P: return core::pixel_format::ycbcr;\r
- case PIX_FMT_YUV420P: return core::pixel_format::ycbcr;\r
- case PIX_FMT_YUV411P: return core::pixel_format::ycbcr;\r
- case PIX_FMT_YUV410P: return core::pixel_format::ycbcr;\r
- case PIX_FMT_YUVA420P: return core::pixel_format::ycbcra;\r
- default: return core::pixel_format::invalid;\r
- }\r
-}\r
+struct AVFrame;\r
+struct AVFormatContext;\r
\r
-static PixelFormat get_ffmpeg_pixel_format(const core::pixel_format_desc& format_desc)\r
-{\r
- switch(format_desc.pix_fmt)\r
- {\r
- case core::pixel_format::gray: return PIX_FMT_GRAY8;\r
- case core::pixel_format::bgra: return PIX_FMT_BGRA;\r
- case core::pixel_format::argb: return PIX_FMT_ARGB;\r
- case core::pixel_format::rgba: return PIX_FMT_RGBA;\r
- case core::pixel_format::abgr: return PIX_FMT_ABGR;\r
- case core::pixel_format::ycbcra: return PIX_FMT_YUVA420P;\r
- case core::pixel_format::ycbcr:\r
- auto planes = format_desc.planes;\r
- if(planes[0].height == planes[1].height)\r
- {\r
- if(planes[0].width == planes[1].width)\r
- return PIX_FMT_YUV444P;\r
- else if(planes[0].width/2 == planes[1].width)\r
- return PIX_FMT_YUV422P;\r
- else if(planes[0].width/4 == planes[1].width)\r
- return PIX_FMT_YUV411P;\r
- }\r
- if(planes[0].height/2 == planes[1].height)\r
- {\r
- if(planes[0].width/2 == planes[1].width)\r
- return PIX_FMT_YUV420P;\r
- }\r
- if(planes[0].height/4 == planes[1].height)\r
- {\r
- if(planes[0].width/4 == planes[1].width)\r
- return PIX_FMT_YUV410P;\r
- }\r
- }\r
- return PIX_FMT_NONE;\r
-}\r
-\r
-static core::pixel_format_desc get_pixel_format_desc(PixelFormat pix_fmt, size_t width, size_t height)\r
-{\r
- // Get linesizes\r
- AVPicture dummy_pict; \r
- avpicture_fill(&dummy_pict, nullptr, pix_fmt, width, height);\r
+namespace caspar {\r
\r
- core::pixel_format_desc desc;\r
- desc.pix_fmt = get_pixel_format(pix_fmt);\r
- \r
- switch(desc.pix_fmt)\r
- {\r
- case core::pixel_format::gray:\r
- {\r
- desc.planes.push_back(core::pixel_format_desc::plane(dummy_pict.linesize[0]/4, height, 1)); \r
- return desc;\r
- }\r
- case core::pixel_format::bgra:\r
- case core::pixel_format::argb:\r
- case core::pixel_format::rgba:\r
- case core::pixel_format::abgr:\r
- {\r
- desc.planes.push_back(core::pixel_format_desc::plane(dummy_pict.linesize[0]/4, height, 4)); \r
- return desc;\r
- }\r
- case core::pixel_format::ycbcr:\r
- case core::pixel_format::ycbcra:\r
- { \r
- // Find chroma height\r
- size_t size2 = dummy_pict.data[2] - dummy_pict.data[1];\r
- size_t h2 = size2/dummy_pict.linesize[1]; \r
+namespace core {\r
\r
- desc.planes.push_back(core::pixel_format_desc::plane(dummy_pict.linesize[0], height, 1));\r
- desc.planes.push_back(core::pixel_format_desc::plane(dummy_pict.linesize[1], h2, 1));\r
- desc.planes.push_back(core::pixel_format_desc::plane(dummy_pict.linesize[2], h2, 1));\r
+struct pixel_format_desc;\r
+class write_frame;\r
+struct frame_factory;\r
\r
- if(desc.pix_fmt == core::pixel_format::ycbcra) \r
- desc.planes.push_back(core::pixel_format_desc::plane(dummy_pict.linesize[3], height, 1)); \r
- return desc;\r
- } \r
- default: \r
- desc.pix_fmt = core::pixel_format::invalid;\r
- return desc;\r
- }\r
}\r
\r
-static safe_ptr<core::write_frame> make_write_frame(const void* tag, const safe_ptr<AVFrame>& decoded_frame, const safe_ptr<core::frame_factory>& frame_factory)\r
-{ \r
- static tbb::concurrent_unordered_map<size_t, tbb::concurrent_queue<std::shared_ptr<SwsContext>>> sws_contexts_;\r
-\r
- auto width = decoded_frame->width;\r
- auto height = decoded_frame->height;\r
- auto pix_fmt = static_cast<PixelFormat>(decoded_frame->format);\r
- auto desc = get_pixel_format_desc(pix_fmt, width, height);\r
- \r
- auto write = frame_factory->create_frame(tag, desc.pix_fmt != core::pixel_format::invalid ? desc : get_pixel_format_desc(PIX_FMT_BGRA, width, height));\r
- write->set_is_interlaced(decoded_frame->interlaced_frame != 0);\r
-\r
- if(desc.pix_fmt == core::pixel_format::invalid)\r
- {\r
- std::shared_ptr<SwsContext> sws_context;\r
-\r
- CASPAR_LOG(warning) << "Hardware accelerated color transform not supported.";\r
+namespace ffmpeg {\r
\r
- size_t key = width << 20 | height << 8 | pix_fmt;\r
- \r
- auto& pool = sws_contexts_[key];\r
- \r
- if(!pool.try_pop(sws_context))\r
- {\r
- double param;\r
- sws_context.reset(sws_getContext(width, height, pix_fmt, width, height, PIX_FMT_BGRA, SWS_BILINEAR, nullptr, nullptr, ¶m), sws_freeContext);\r
- }\r
- \r
- if(!sws_context)\r
- {\r
- BOOST_THROW_EXCEPTION(operation_failed() << msg_info("Could not create software scaling context.") << \r
- boost::errinfo_api_function("sws_getContext"));\r
- } \r
+static const PixelFormat CASPAR_PIX_FMT_LUMA = PIX_FMT_MONOBLACK; // Just hijack some unual pixel format.\r
\r
- // Use sws_scale when provided colorspace has no hw-accel.\r
- safe_ptr<AVFrame> av_frame(avcodec_alloc_frame(), av_free); \r
- avcodec_get_frame_defaults(av_frame.get()); \r
- avpicture_fill(reinterpret_cast<AVPicture*>(av_frame.get()), write->image_data().begin(), PIX_FMT_BGRA, width, height);\r
- \r
- sws_scale(sws_context.get(), decoded_frame->data, decoded_frame->linesize, 0, height, av_frame->data, av_frame->linesize); \r
- pool.push(sws_context);\r
+core::field_mode::type get_mode(AVFrame& frame);\r
+core::pixel_format::type get_pixel_format(PixelFormat pix_fmt);\r
+core::pixel_format_desc get_pixel_format_desc(PixelFormat pix_fmt, size_t width, size_t height);\r
+int make_alpha_format(int format); // NOTE: Be careful about CASPAR_PIX_FMT_LUMA, change it to PIX_FMT_GRAY8 if you want to use the frame inside some ffmpeg function.\r
+safe_ptr<core::write_frame> make_write_frame(const void* tag, const safe_ptr<AVFrame>& decoded_frame, const safe_ptr<core::frame_factory>& frame_factory, int hints);\r
\r
- write->commit();\r
- }\r
- else\r
- {\r
- tbb::parallel_for(0, static_cast<int>(desc.planes.size()), 1, [&](int n)\r
- {\r
- auto plane = desc.planes[n];\r
- auto result = write->image_data(n).begin();\r
- auto decoded = decoded_frame->data[n];\r
- auto decoded_linesize = decoded_frame->linesize[n];\r
- \r
- // Copy line by line since ffmpeg sometimes pads each line.\r
- tbb::parallel_for(tbb::blocked_range<size_t>(0, static_cast<int>(desc.planes[n].height)), [&](const tbb::blocked_range<size_t>& r)\r
- {\r
- for(size_t y = r.begin(); y != r.end(); ++y)\r
- memcpy(result + y*plane.linesize, decoded + y*decoded_linesize, plane.linesize);\r
- });\r
-\r
- write->commit(n);\r
- });\r
- }\r
- \r
- // Fix field-order if needed\r
- if(decoded_frame->interlaced_frame)\r
- {\r
- switch(frame_factory->get_video_format_desc().mode)\r
- {\r
- case core::video_mode::upper:\r
- if(!decoded_frame->top_field_first)\r
- write->get_image_transform().set_fill_translation(0.0f, 0.5/static_cast<double>(height));\r
- break;\r
- case core::video_mode::lower:\r
- if(decoded_frame->top_field_first)\r
- write->get_image_transform().set_fill_translation(0.0f, -0.5/static_cast<double>(height));\r
- break;\r
- }\r
- }\r
-\r
- return write;\r
-}\r
+void fix_meta_data(AVFormatContext& context);\r
\r
-}
\ No newline at end of file
+}}
\ No newline at end of file
projects / casparcg / blobdiff