diff options
Diffstat (limited to 'abs/core/mythtv/stable-0.28/mythplugins/mythburn.py-aspectratio.patch')
| -rw-r--r-- | abs/core/mythtv/stable-0.28/mythplugins/mythburn.py-aspectratio.patch | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/abs/core/mythtv/stable-0.28/mythplugins/mythburn.py-aspectratio.patch b/abs/core/mythtv/stable-0.28/mythplugins/mythburn.py-aspectratio.patch new file mode 100644 index 0000000..377de95 --- /dev/null +++ b/abs/core/mythtv/stable-0.28/mythplugins/mythburn.py-aspectratio.patch @@ -0,0 +1,138 @@ +--- mythburn.py.orig 2013-12-16 22:41:31.532703825 +0000 ++++ mythburn.py 2013-12-16 22:40:52.191109409 +0000 +@@ -98,6 +98,7 @@ + from fcntl import ioctl + import CDROM + from shutil import copy ++from subprocess import Popen, PIPE + + import MythTV + from MythTV import datetime +@@ -440,7 +441,7 @@ + os.remove(os.path.join(root, name)) + + ############################################################# +-# Romoves all the objects from a directory ++# Removes all the objects from a directory + + def deleteEverythingInFolder(folder): + for root, dirs, files in os.walk(folder, topdown=False): +@@ -666,14 +667,14 @@ + # Gets the aspect ratio of a video file from its stream info file + + def getAspectRatioOfVideo(index): +- """Returns the aspect ratio of the video file (1.333, 1.778, etc)""" ++ """Returns the aspect ratio of the original video file (1.333, 1.778, etc)""" + + #open the XML containing information about this file +- infoDOM = xml.dom.minidom.parse(os.path.join(getItemTempPath(index), 'streaminfo.xml')) ++ infoDOM = xml.dom.minidom.parse(os.path.join(getItemTempPath(index), 'streaminfo_orig.xml')) + + #error out if its the wrong XML + if infoDOM.documentElement.tagName != "file": +- fatalError("Stream info file doesn't look right (%s)" % os.path.join(getItemTempPath(index), 'streaminfo.xml')) ++ fatalError("Stream info file doesn't look right (%s)" % os.path.join(getItemTempPath(index), 'streaminfo_orig.xml')) + video = infoDOM.getElementsByTagName("file")[0].getElementsByTagName("streams")[0].getElementsByTagName("video")[0] + if video.attributes["aspectratio"].value != 'N/A': + aspect_ratio = float(video.attributes["aspectratio"].value) +@@ -1695,6 +1696,37 @@ + fatalError("Failed while running mytharchivehelper to get stream information.\n" + "Result: %d, Command was %s" % (result, command)) + ++ #open the XML containing information about this file ++ infoDOM = xml.dom.minidom.parse(xmlFilename) ++ ++ #error out if its the wrong XML ++ if infoDOM.documentElement.tagName != "file": ++ fatalError("This info file doesn't look right (%s)." % xmlFilename) ++ ++ file = infoDOM.getElementsByTagName("file")[0] ++ video = infoDOM.getElementsByTagName("file")[0].getElementsByTagName("streams")[0].getElementsByTagName("video")[0] ++ ++ #use ffmpeg to get display aspect ratio (DAR) of video ++ cmd = "mythffmpeg -i " + quoteCmdArg(file.attributes["filename"].value) + " 2>&1" ++ aspect_ratio = Popen(cmd, shell=True, stdout=PIPE).stdout.read() ++ if "DAR" in aspect_ratio: ++ #clean DAR string ++ aspect_ratio = aspect_ratio.split("DAR ")[-1].split(",")[0] ++ aspect_ratio = ''.join([c for c in aspect_ratio if c in '1234567890:']).split(":") ++ else: ++ #calculate aspect from video size ++ aspect_ratio = getVideoSize(xmlFilename) ++ ++ #convert to decimal+ ++ aspect_ratio = float(aspect_ratio[0]) / float(aspect_ratio[1]) ++ ++ write("Video %s aspect ratio is: %s" % (filename, aspect_ratio)) ++ ++ #set aspect ratio ++ video.setAttribute("aspectratio",str(aspect_ratio)) ++ ++ WriteXMLToFile (infoDOM,xmlFilename) ++ + # print out the streaminfo.xml file to the log + infoDOM = xml.dom.minidom.parse(xmlFilename) + write(xmlFilename + ":-\n" + infoDOM.toprettyxml(" ", ""), False) +@@ -2010,7 +2042,7 @@ + ############################################################# + # Re-encodes a file to mpeg2 + +-def encodeVideoToMPEG2(source, destvideofile, video, audio1, audio2, aspectratio, profile): ++def encodeVideoToMPEG2(source, destvideofile, video, folder, audio1, audio2, aspectratio, profile): + """Encodes an unknown video source file eg. AVI to MPEG2 video and AC3 audio, use mythffmpeg""" + + profileNode = findEncodingProfile(profile) +@@ -2035,6 +2067,35 @@ + value = quoteCmdArg(destvideofile) + if value == "%aspect": + value = aspectratio ++ if value == "720x480" or value == "720x576": ++ videores, fps, videoAR = getVideoParams(folder) ++ videoWidth = int(videores.split("x")[0]) ++ videoHeight = int(videores.split("x")[1]) ++ ++ #add padding to correct for aspects > than 1.9:1 ++ if float(videoAR) >= 1.9: ++ #check which video type and set the correct height ++ if videomode == "ntsc": ++ videoModeHeight = 480 ++ else: ++ videoModeHeight = 576 ++ ++ #calculate the video height based on the aspect ratio of the video ++ #multiply by 1.185 to compensate for dvds non-square pixels ++ calVideoHeight = int(round((720 / float(videoAR)) * 1.185)) ++ if calVideoHeight % 2 == 1: ++ calVideoHeight = calVideoHeight + 1 ++ #write("calVideoHeight: %s" % calVideoHeight) ++ ++ #use original video height if the calculated video height is close ++ if (calVideoHeight + 20 < videoHeight) or (calVideoHeight - 20 > videoHeight): ++ videoHeight = calVideoHeight ++ ++ cropPixels = videoModeHeight - videoHeight ++ ++ write("Crop Pixels Total: %s" % cropPixels) ++ name = "-vf" ++ value = "\"scale=720:%d, setsar=1:1, pad=720:%d:0:%d:black\"" % (videoModeHeight - cropPixels, videoModeHeight, cropPixels / 2) + + # only re-encode the audio if it is not already in AC3 format + if audio1[AUDIO_CODEC] == "AC3": +@@ -4608,7 +4669,7 @@ + + #do the re-encode + encodeVideoToMPEG2(mediafile, os.path.join(folder, "newfile2.mpg"), video, +- audio1, audio2, aspectratio, profile) ++ folder, audio1, audio2, aspectratio, profile) + mediafile = os.path.join(folder, 'newfile2.mpg') + + #remove the old mediafile that was run through mythtranscode +@@ -4762,7 +4823,7 @@ + + #do the re-encode + encodeVideoToMPEG2(mediafile, os.path.join(folder, "newfile2.mpg"), video, +- audio1, audio2, aspectratio, profile) ++ folder, audio1, audio2, aspectratio, profile) + mediafile = os.path.join(folder, 'newfile2.mpg') + + #remove an intermediate file |