Encode framedumps in AVI format on linux as on windows. This adds the additional dependency of libavformat-dev. Remember if you want raw framedumps as before add -DENCODE_FRAMEDUMPS=OFF to the cmake command line.

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@6438 8ced0084-cf51-0410-be5f-012b33b47a6e

CMakeLists.txt

@@ -171,17 +171,18 @@ else()
 	message("Xrandr NOT found")
 endif(XRANDR_FOUND)
 
-option(ENCODE_FRAMEDUMPS "Encode framedumps in MPG format" ON)
+option(ENCODE_FRAMEDUMPS "Encode framedumps in AVI format" ON)
 if(ENCODE_FRAMEDUMPS)
 	pkg_search_module(AVCODEC libavcodec>=52.72.2)
+	pkg_search_module(AVFORMAT libavformat>=52.64.2)
 	pkg_search_module(SWSCALE libswscale>=0.11.0)
-	if(AVCODEC_FOUND AND SWSCALE_FOUND)
-		message("avcodec found, enabling MPG frame dumps")
+	if(AVCODEC_FOUND AND AVFORMAT_FOUND AND SWSCALE_FOUND)
+		message("libav found, enabling AVI frame dumps")
 		set(ENCODE_FRAMEDUMPS ON)
 		add_definitions(-DHAVE_AVCODEC)
 	else()
 		set(ENCODE_FRAMEDUMPS OFF)
-		message("avcodec not found, disabling MPG frame dumps")
+		message("libav not found, disabling AVI frame dumps")
 	endif()
 endif()
 

Source/Core/VideoCommon/CMakeLists.txt

@@ -45,7 +45,7 @@ endif()
 add_library(videocommon STATIC ${SRCS})
 if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
 	if(ENCODE_FRAMEDUMPS)
-		target_link_libraries(videocommon avcodec swscale)
+		target_link_libraries(videocommon avcodec avformat swscale)
 		add_definitions(-D__STDC_CONSTANT_MACROS)
 	endif()
 	add_definitions(-fPIC)

Source/Core/VideoCommon/Src/AVIDump.cpp

@@ -204,12 +204,12 @@ bool AVIDump::SetVideoFormat()
 
 extern "C" {
 #include <libavcodec/avcodec.h>
+#include <libavformat/avformat.h>
 #include <libswscale/swscale.h>
 }
 
-FILE* f_pFrameDump = NULL;
-AVCodec *s_Codec = NULL;
-AVCodecContext *s_CodecContext = NULL;
+AVFormatContext *s_FormatContext = NULL;
+AVStream *s_Stream = NULL;
 AVFrame *s_BGRFrame = NULL, *s_YUVFrame = NULL;
 uint8_t *s_YUVBuffer = NULL;
 uint8_t *s_OutBuffer = NULL;
@@ -223,8 +223,7 @@ static void InitAVCodec()
 	static bool first_run = true;
 	if (first_run)
 	{
-		avcodec_init();
-		avcodec_register_all();
+		av_register_all();
 		first_run = false;
 	}
 }
@@ -240,28 +239,40 @@ bool AVIDump::Start(int w, int h)
 
 bool AVIDump::CreateFile()
 {
-	s_Codec = avcodec_find_encoder(CODEC_ID_MPEG1VIDEO);
-	if (!s_Codec)
+	AVCodec *codec = NULL;
+
+	s_FormatContext = avformat_alloc_context();
+	snprintf(s_FormatContext->filename, sizeof(s_FormatContext->filename), "%s",
+			StringFromFormat("%sframedump0.avi", File::GetUserPath(D_DUMPFRAMES_IDX)).c_str());
+
+	if (!(s_FormatContext->oformat = av_guess_format("avi", NULL, NULL)) ||
+			!(s_Stream = av_new_stream(s_FormatContext, 0)))
+	{
+		CloseFile();
 		return false;
+	}
 
-	s_CodecContext = avcodec_alloc_context();
+	s_Stream->codec->codec_id = s_FormatContext->oformat->video_codec;
+	s_Stream->codec->codec_type = AVMEDIA_TYPE_VIDEO;
+	s_Stream->codec->bit_rate = 400000;
+	s_Stream->codec->width = s_width;
+	s_Stream->codec->height = s_height;
+	s_Stream->codec->time_base = (AVRational){1, 30};
+	s_Stream->codec->gop_size = 12;
+	s_Stream->codec->pix_fmt = PIX_FMT_YUV420P;
 
-	s_CodecContext->bit_rate = 400000;
-	s_CodecContext->width = s_width;
-	s_CodecContext->height = s_height;
-	s_CodecContext->time_base = (AVRational){1, 30};
-	s_CodecContext->gop_size = 10;
-	s_CodecContext->max_b_frames = 1;
-	s_CodecContext->pix_fmt = PIX_FMT_YUV420P;
+	av_set_parameters(s_FormatContext, NULL);
 
-	NOTICE_LOG(VIDEO, "Opening MPG file framedump.mpg for dumping");
-	if ((avcodec_open(s_CodecContext, s_Codec) < 0) ||
-			!(f_pFrameDump = fopen(StringFromFormat("%sframedump.mpg",
-						File::GetUserPath(D_DUMPFRAMES_IDX)).c_str(), "wb")) ||
-			!(s_SwsContext = sws_getContext(s_width, s_height, PIX_FMT_BGR24, s_width, s_height,
+	if (!(codec = avcodec_find_encoder(s_Stream->codec->codec_id)) ||
+			(avcodec_open(s_Stream->codec, codec) < 0))
+	{
+		CloseFile();
+		return false;
+	}
+
+	if(!(s_SwsContext = sws_getContext(s_width, s_height, PIX_FMT_BGR24, s_width, s_height,
 					PIX_FMT_YUV420P, SWS_BICUBIC, NULL, NULL, NULL)))
 	{
-		WARN_LOG(VIDEO, "Unable to initialize mpg dump file");
 		CloseFile();
 		return false;
 	}
@@ -276,6 +287,16 @@ bool AVIDump::CreateFile()
 
 	s_OutBuffer = new uint8_t[s_size];
 
+	NOTICE_LOG(VIDEO, "Opening file %s for dumping", s_FormatContext->filename);
+	if (url_fopen(&s_FormatContext->pb, s_FormatContext->filename, URL_WRONLY) < 0)
+	{
+		WARN_LOG(VIDEO, "Could not open %s", s_FormatContext->filename);
+		CloseFile();
+		return false;
+	}
+
+	av_write_header(s_FormatContext);
+
 	return true;
 }
 
@@ -288,38 +309,45 @@ void AVIDump::AddFrame(uint8_t *data)
 			s_height, s_YUVFrame->data, s_YUVFrame->linesize);
 
 	// Encode and write the image
-	int s_iOutSize = avcodec_encode_video(s_CodecContext, s_OutBuffer, s_size, s_YUVFrame);
-	fwrite(s_OutBuffer, 1, s_iOutSize, f_pFrameDump);
-	fflush(f_pFrameDump);
-
-	// Encode and write delayed frames
-	do
+	int outsize = avcodec_encode_video(s_Stream->codec, s_OutBuffer, s_size, s_YUVFrame);
+	while (outsize > 0)
 	{
-		s_iOutSize = avcodec_encode_video(s_CodecContext, s_OutBuffer, s_size, NULL);
-		fwrite(s_OutBuffer, 1, s_iOutSize, f_pFrameDump);
-		fflush(f_pFrameDump);
-	} while (s_iOutSize);
+		AVPacket pkt;
+		av_init_packet(&pkt);
+
+		if (s_Stream->codec->coded_frame->pts != (unsigned int)AV_NOPTS_VALUE)
+			pkt.pts = av_rescale_q(s_Stream->codec->coded_frame->pts,
+					s_Stream->codec->time_base, s_Stream->time_base);
+		if(s_Stream->codec->coded_frame->key_frame)
+			pkt.flags |= AV_PKT_FLAG_KEY;
+		pkt.stream_index = s_Stream->index;
+		pkt.data = s_OutBuffer;
+		pkt.size = outsize;
+
+		// Write the compressed frame in the media file
+		av_interleaved_write_frame(s_FormatContext, &pkt);
+
+		// Encode delayed frames
+		outsize = avcodec_encode_video(s_Stream->codec, s_OutBuffer, s_size, NULL);
+	}
 }
 
 void AVIDump::Stop()
 {
-	// Write MPG footer
-	s_OutBuffer[0] = 0x00;
-	s_OutBuffer[1] = 0x00;
-	s_OutBuffer[2] = 0x01;
-	s_OutBuffer[3] = 0xb7;
-	fwrite(s_OutBuffer, 1, 4, f_pFrameDump);
-	fflush(f_pFrameDump);
-
+	av_write_trailer(s_FormatContext);
 	CloseFile();
 	NOTICE_LOG(VIDEO, "Stopping frame dump");
 }
 
 void AVIDump::CloseFile()
 {
-	if (f_pFrameDump)
-		fclose(f_pFrameDump);
-	f_pFrameDump = NULL;
+	if (s_Stream)
+	{
+		if (s_Stream->codec)
+			avcodec_close(s_Stream->codec);
+		av_free(s_Stream);
+		s_Stream = NULL;
+	}
 
 	if (s_YUVBuffer)
 		delete[] s_YUVBuffer;
@@ -329,13 +357,6 @@ void AVIDump::CloseFile()
 		delete[] s_OutBuffer;
 	s_OutBuffer = NULL;
 
-	if (s_CodecContext)
-	{
-		avcodec_close(s_CodecContext);
-		av_free(s_CodecContext);
-	}
-	s_CodecContext = NULL;
-
 	if (s_BGRFrame)
 		av_free(s_BGRFrame);
 	s_BGRFrame = NULL;
@@ -347,6 +368,13 @@ void AVIDump::CloseFile()
 	if (s_SwsContext)
 		sws_freeContext(s_SwsContext);
 	s_SwsContext = NULL;
+
+	if (s_FormatContext)
+	{
+		if (s_FormatContext->pb)
+			url_fclose(s_FormatContext->pb);
+		av_free(s_FormatContext);
+	}
 }
 
 #endif

Source/Plugins/Plugin_VideoOGL/Src/Render.cpp

@@ -1124,12 +1124,8 @@ void Renderer::Swap(u32 xfbAddr, FieldType field, u32 fbWidth, u32 fbHeight,cons
 				else
 				{
 					OSD::AddMessage(StringFromFormat(
-					#ifdef _WIN32
-						"Dumping Frames to \"%sframedump0.avi\" (%dx%d RGB24)",
-					#else
-						"Dumping Frames to \"%sframedump.mpg\" (%dx%d RGB24)",
-					#endif
-						File::GetUserPath(D_DUMPFRAMES_IDX), w, h).c_str(), 2000);
+								"Dumping Frames to \"%sframedump0.avi\" (%dx%d RGB24)",
+								File::GetUserPath(D_DUMPFRAMES_IDX), w, h).c_str(), 2000);
 				}
 			}
 			if (s_bAVIDumping)