/usr/share/pyshared/insanity/tests/encoder.py is in python-insanity 0.0+git20110920.4750a8e8-2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 | # GStreamer QA system
#
# tests/encoder.py
#
# Copyright (c) 2008, Edward Hervey <bilboed@bilboed.com>
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this program; if not, write to the
# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
# Boston, MA 02111-1307, USA.
"""
Series of tests to test encoder behaviour
"""
from insanity.test import GStreamerTest
from insanity.log import critical, error, warning, debug, info, exception
import gst
import os
import os.path
##
## PUT THIS IN SOME COMMON FILE !!!
def make_gnl_source(source, start=0, media_start=0, duration=20*gst.SECOND):
gnl = gst.element_factory_make("gnlsource")
gnl.add(source)
gnl.props.duration = duration
gnl.props.media_duration = duration
gnl.props.start = start
gnl.props.media_start = media_start
comp = gst.element_factory_make("gnlcomposition")
comp.add(gnl)
return comp
def make_video_test_source(pattern=0, *args, **kwargs):
vsrc = gst.element_factory_make("videotestsrc")
vsrc.props.pattern = pattern
return make_gnl_source(vsrc, *args, **kwargs)
def make_audio_test_source(*args, **kwargs):
asrc = gst.element_factory_make("audiotestsrc")
return make_gnl_source(asrc, *args, **kwargs)
##
## TODO / FIXME
##
## check all steps of the pipeline creation
class EncoderMuxerTest(GStreamerTest):
__test_description__ = """
Encodes raw audio and/or video using the specified encoder(s) and muxer.
"""
__test_name__ = "encoder-muxer-test"
__test_arguments__ = {
"encode-video": ("Should video be generated and encoded",
False,
None),
"encode-audio": ("Should audio be generated and encoded",
False,
None),
"video-caps": ("caps to use when generating the raw video stream to be encoded",
"ANY",
None),
"audio-caps": ("caps to use when generating the raw audio stream to be encoded",
"ANY",
None),
"video-encoder-factory": ("Name of the gst.ElementFactory to use to encode the video stream",
None,
None),
"audio-encoder-factory": ("Name of the gst.ElementFactory to use to encode the audio stream",
None,
None),
"muxer-factory": ( "Name of the gst.ElementFactory to use to contain the streams",
None,
None ),
"media-duration": ( "Duration of the media to generate (in milliseconds)",
20 * 1000,
None ),
"media-offset": ( "Initial buffer timestamp",
0,
None )
}
__test_checklist__ = {
"muxer-can-use-encoders":"The muxer is able to use the given encoders"
}
__test_output_files__ = {
"encoded-muxed-file":"Output of the encoding/muxer combination"
}
@classmethod
def get_file(self):
import os.path
return os.path.abspath(__file__)
def remoteSetUp(self):
# first check if we have enough arguments to create a valid pipeline
self._encodeVideo = self.arguments.get("encode-video", False)
self._encodeAudio = self.arguments.get("encode-audio", False)
self._videoFact = self.arguments.get("video-encoder-factory")
self._audioFact = self.arguments.get("audio-encoder-factory")
self._videoCaps = self.arguments.get("video-caps")
self._audioCaps = self.arguments.get("audio-caps")
self._muxerFact = self.arguments.get("muxer-factory")
self._mediaDuration = self.arguments.get("media-duration", 20 * 1000) * gst.MSECOND
self._audioSource = None
self._videoSource = None
self._audioEncoder = None
self._videoEncoder = None
self._muxer = None
debug("about to get outputfile")
self._outPath = self._outputfiles["encoded-muxed-file"]
debug("got outputfile %s", self._outPath)
GStreamerTest.remoteSetUp(self)
def createPipeline(self):
if self._encodeVideo == False and self._encodeAudio == False:
warning("NO audio and NO video ??")
return None
if (self._encodeVideo and self._encodeAudio) and not self._muxerFact:
warning("NO muxer but we have two tracks ??")
return None
p = gst.Pipeline()
# muxer and filesink
if self._muxerFact:
self._muxer = gst.element_factory_make(self._muxerFact, "muxer")
else:
self._muxer = gst.element_factory_make("identity", "muxer")
filesink = gst.element_factory_make("filesink")
filesink.props.location = self._outPath
p.add(self._muxer, filesink)
self._muxer.link(filesink)
if self._encodeAudio:
self._audioSource = make_audio_test_source(duration=self._mediaDuration)
enc = gst.element_factory_make(self._audioFact)
self._audioEncoder = gst.element_factory_make("audioresample")
aconv = gst.element_factory_make("audioconvert")
vq = gst.element_factory_make("queue", "audioqueue")
p.add(self._audioSource, self._audioEncoder, aconv, enc, vq)
gst.element_link_many(self._audioEncoder, aconv, enc, vq)
cptpad = self._muxer.get_compatible_pad(vq.get_pad("src"),
enc.get_pad("src").get_caps())
if cptpad == None:
self.validateStep("muxer-can-use-encoders", False)
return None
gst.debug("Using pad %r for audio encoder" % cptpad)
vq.get_pad("src").link(cptpad)
self._audioSource.connect("pad-added",
self._audioSourcePadAdded)
if self._encodeVideo:
self._videoSource = make_video_test_source(duration=self._mediaDuration)
enc = gst.element_factory_make(self._videoFact)
self._videoEncoder = gst.element_factory_make("ffmpegcolorspace")
vq = gst.element_factory_make("queue", "videoqueue")
p.add(self._videoSource, self._videoEncoder, enc, vq)
gst.element_link_many(self._videoEncoder, enc, vq)
cptpad = self._muxer.get_compatible_pad(vq.get_pad("src"),
enc.get_pad("src").get_caps())
if cptpad == None:
self.validateStep("muxer-can-use-encoders", False)
return None
gst.debug("Using pad %r for video encoder" % cptpad)
vq.get_pad("src").link(cptpad)
self._videoSource.connect("pad-added",
self._videoSourcePadAdded)
self.validateStep("muxer-can-use-encoders")
return p
def _audioSourcePadAdded(self, audioSource, pad):
debug("pad %r, audioCaps:%r", pad, self._audioCaps)
try:
if self._audioCaps:
self._audioSource.link(self._audioEncoder, gst.Caps(str(self._audioCaps)))
else:
self._audioSource.link(self._audioEncoder)
finally:
debug("done")
def _videoSourcePadAdded(self, videoSource, pad):
debug("pad %r, videoCaps:%r", pad, self._videoCaps)
try:
if self._videoCaps:
self._videoSource.link(self._videoEncoder, gst.Caps(str(self._videoCaps)))
else:
self._videoSource.link(self._videoEncoder)
finally:
debug("done")
def pipelineReachedInitialState(self):
return False
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