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reduced the video size in video writer tests; retained only most popular codecs. added ffmpeg support on MacOSX.

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This commit is contained in:
Vadim Pisarevsky 2012-04-05 18:26:49 +00:00
parent 0ef71c04db
commit 32d72047d5
4 changed files with 82 additions and 10 deletions
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32
CMakeLists.txt
View File

@ -426,6 +426,34 @@ if(UNIX)
endif()
endif()
if(APPLE AND WITH_FFMPEG)
set(FFMPEG_DEFAULT_INCLUDE_DIRS "/usr/local/include/" "/usr/include/" "opt/include/")
find_path(FFMPEG_INCLUDE_DIR "libavformat/avformat.h" PATHS ${FFMPEG_DEFAULT_INCLUDE_DIRS} DOC "The path to FFMPEG headers")
if(FFMPEG_INCLUDE_DIR)
set(HAVE_GENTOO_FFMPEG 1)
set(FFMPEG_LIB_DIR "${FFMPEG_INCLUDE_DIR}/../lib" CACHE PATH "Full path of FFMPEG library directory")
if(EXISTS "${FFMPEG_LIB_DIR}/libavcodec.a")
set(HAVE_FFMPEG_CODEC 1)
if(EXISTS "${FFMPEG_LIB_DIR}/libavformat.a")
set(HAVE_FFMPEG_FORMAT 1)
if(EXISTS "${FFMPEG_LIB_DIR}/libavutil.a")
set(HAVE_FFMPEG_UTIL 1)
if(EXISTS "${FFMPEG_LIB_DIR}/libswscale.a")
ocv_include_directories(${FFMPEG_INCLUDE_DIR})
set(HAVE_FFMPEG_SWSCALE 1)
set(HIGHGUI_LIBRARIES ${HIGHGUI_LIBRARIES} "${FFMPEG_LIB_DIR}/libavcodec.a"
"${FFMPEG_LIB_DIR}/libavformat.a" "${FFMPEG_LIB_DIR}/libavutil.a"
"${FFMPEG_LIB_DIR}/libswscale.a")
set(HAVE_FFMPEG 1)
set(NEW_FFMPEG 1)
endif()
endif()
endif()
endif()
endif()
endif()
#################### LATEX for dpf documentation ##################
if(BUILD_DOCS)
include(cmake/OpenCVFindLATEX.cmake REQUIRED)
@ -756,12 +784,16 @@ if(UNIX AND NOT APPLE)
status(" Video I/O:")
status(" DC1394 1.x:" HAVE_DC1394 THEN YES ELSE NO)
status(" DC1394 2.x:" HAVE_DC1394_2 THEN YES ELSE NO)
endif()
if(UNIX)
status(" FFMPEG:" HAVE_FFMPEG THEN YES ELSE NO)
status(" codec:" HAVE_FFMPEG_CODEC THEN YES ELSE NO)
status(" format:" HAVE_FFMPEG_FORMAT THEN YES ELSE NO)
status(" util:" HAVE_FFMPEG_UTIL THEN YES ELSE NO)
status(" swscale:" HAVE_FFMPEG_SWSCALE THEN YES ELSE NO)
status(" gentoo-style:" HAVE_GENTOO_FFMPEG THEN YES ELSE NO)
endif()
if(UNIX AND NOT APPLE)
status(" GStreamer:" HAVE_GSTREAMER THEN YES ELSE NO)
status(" UniCap:" HAVE_UNICAP THEN YES ELSE NO)
status(" PvAPI:" HAVE_PVAPI THEN YES ELSE NO)

8
modules/highgui/CMakeLists.txt
View File

@ -59,6 +59,8 @@ set(highgui_srcs
src/cap.cpp
src/cap_images.cpp
src/cap_ffmpeg_v2.cpp
src/cap_ffmpeg_impl_v2.hpp
src/cap_ffmpeg_impl.hpp
src/loadsave.cpp
src/precomp.cpp
src/utils.cpp
@ -69,6 +71,8 @@ set(highgui_srcs
src/cap.cpp
src/cap_images.cpp
src/cap_ffmpeg.cpp
src/cap_ffmpeg_impl_v2.hpp
src/cap_ffmpeg_impl.hpp
src/loadsave.cpp
src/precomp.cpp
src/utils.cpp
@ -197,6 +201,10 @@ if(APPLE)
set(highgui_srcs ${highgui_srcs} src/cap_qtkit.mm)
endif()
endif()
if(HAVE_FFMPEG)
set(HIGHGUI_LIBRARIES ${HIGHGUI_LIBRARIES} "-framework VideoDecodeAcceleration")
endif()
endif(APPLE)
if(HAVE_opencv_androidcamera)

6
modules/highgui/src/cap_ffmpeg_impl_v2.hpp
View File

@ -383,9 +383,7 @@ bool CvCapture_FFMPEG::open( const char* _filename )
/* register all codecs, demux and protocols */
av_register_all();
#ifndef _DEBUG
// av_log_level = AV_LOG_QUIET;
#endif
//av_log_set_level(AV_LOG_ERROR);
int err = avformat_open_input(&ic, _filename, NULL, NULL);
if (err < 0) {
@ -1392,11 +1390,13 @@ bool CvVideoWriter_FFMPEG::open( const char * filename, int fourcc,
}
#endif
#if 0
#if FF_API_DUMP_FORMAT
dump_format(oc, 0, filename, 1);
#else
av_dump_format(oc, 0, filename, 1);
#endif
#endif
/* now that all the parameters are set, we can open the audio and
video codecs and allocate the necessary encode buffers */

46
modules/highgui/test/test_ffmpeg.cpp
View File

@ -55,8 +55,8 @@ class CV_FFmpegWriteBigVideoTest : public cvtest::BaseTest
public:
void run(int)
{
const int img_r = 4096;
const int img_c = 4096;
const int img_r = 480;
const int img_c = 640;
Size frame_s = Size(img_c, img_r);
const double fps = 30;
const double time_sec = 2;
@ -69,25 +69,57 @@ public:
for (size_t j = 0; j < n; ++j)
{
stringstream s; s << codec_bmp_tags[j].tag;
int tag = codec_bmp_tags[j].tag;
if( tag != MKTAG('H', '2', '6', '3') &&
tag != MKTAG('H', '2', '6', '1') &&
tag != MKTAG('D', 'I', 'V', 'X') &&
tag != MKTAG('D', 'X', '5', '0') &&
tag != MKTAG('X', 'V', 'I', 'D') &&
tag != MKTAG('m', 'p', '4', 'v') &&
tag != MKTAG('D', 'I', 'V', '3') &&
tag != MKTAG('W', 'M', 'V', '1') &&
tag != MKTAG('W', 'M', 'V', '1') &&
tag != MKTAG('m', 'p', 'g', '1') &&
tag != MKTAG('W', 'M', 'V', '1') &&
tag != MKTAG('W', 'M', 'V', '2') &&
tag != MKTAG('m', 'p', 'g', '1') &&
tag != MKTAG('m', 'p', 'g', '2') &&
tag != MKTAG('M', 'P', 'E', 'G') &&
tag != MKTAG('M', 'J', 'P', 'G') &&
tag != MKTAG('L', 'J', 'P', 'G') &&
tag != MKTAG('j', 'p', 'e', 'g') &&
tag != 0 &&
tag != MKTAG('I', '4', '2', '0') &&
tag != MKTAG('Y', 'U', 'Y', '2') &&
tag != MKTAG('F', 'L', 'V', '1') )
continue;
const string filename = "output_"+s.str()+".avi";
Mat img(img_r, img_c, CV_8UC3, Scalar::all(0));
try
{
VideoWriter writer(filename, codec_bmp_tags[j].tag, fps, frame_s);
frame_s = Size(img_c, img_r);
if( tag == CV_FOURCC('H', '2', '6', '1') )
frame_s = Size(352, 288);
else if( tag == CV_FOURCC('H', '2', '6', '3') )
frame_s = Size(704, 576);
VideoWriter writer(filename, tag, fps, frame_s);
if (writer.isOpened() == false)
{
ts->printf(ts->LOG, "\n\nFile name: %s\n", filename.c_str());
ts->printf(ts->LOG, "Codec id: %d Codec tag: %d\n", j, codec_bmp_tags[j].tag);
ts->printf(ts->LOG, "Codec id: %d Codec tag: %c%c%c%c\n", j,
tag & 255, (tag >> 8) & 255, (tag >> 16) & 255, (tag >> 24) & 255);
ts->printf(ts->LOG, "Error: cannot create video file.");
ts->set_failed_test_info(ts->FAIL_INVALID_OUTPUT);
}
else
{
Mat img(frame_s, CV_8UC3, Scalar::all(0));
for (int i = 0 ; i < static_cast<int>(fps * time_sec); i++ )
{
//circle(img, Point2i(img_c / 2, img_r / 2), cv::min(img_r, img_c) / 2 * (i + 1), Scalar(255, 0, 0, 0), 2);