pythonPackages.ffmpeg-python: init at 0.2.0

pkgs/development/python-modules/ffmpeg-python/default.nix

@@ -0,0 +1,43 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, substituteAll
+, ffmpeg
+, future
+, pytest
+, pytestrunner
+, pytest-mock
+}:
+
+buildPythonPackage rec {
+  pname = "ffmpeg-python";
+  version = "0.2.0";
+
+  src = fetchFromGitHub {
+    owner = "kkroening";
+    repo = "ffmpeg-python";
+    rev = version;
+    sha256 = "0mmydmfz3yiclbgi4lqrv9fh2nalafg4bkm92y2qi50mwqgffk8f";
+  };
+
+  patches = [
+    (
+      substituteAll {
+        src = ./ffmpeg-location.patch;
+        inherit ffmpeg;
+      }
+    )
+  ];
+
+  buildInputs = [ pytestrunner ];
+  propagatedBuildInputs = [ future ];
+  checkInputs = [ pytest pytest-mock ];
+
+  meta = with lib; {
+    description = "Python bindings for FFmpeg - with complex filtering support";
+    homepage = "https://github.com/kkroening/ffmpeg-python";
+    license = licenses.asl20;
+    maintainers = [ maintainers.AluisioASG ];
+    platforms = platforms.all;
+  };
+}

pkgs/development/python-modules/ffmpeg-python/ffmpeg-location.patch

@@ -0,0 +1,84 @@
+diff --git i/ffmpeg/_probe.py w/ffmpeg/_probe.py
+index 41e8168..eb83b54 100644
+--- i/ffmpeg/_probe.py
++++ w/ffmpeg/_probe.py
+@@ -4,7 +4,7 @@ from ._run import Error
+ from ._utils import convert_kwargs_to_cmd_line_args
+
+
+-def probe(filename, cmd='ffprobe', **kwargs):
++def probe(filename, cmd='@ffmpeg@/bin/ffprobe', **kwargs):
+     """Run ffprobe on the specified file and return a JSON representation of the output.
+
+     Raises:
+diff --git i/ffmpeg/_run.py w/ffmpeg/_run.py
+index afc504d..9445cca 100644
+--- i/ffmpeg/_run.py
++++ w/ffmpeg/_run.py
+@@ -172,7 +172,7 @@ def get_args(stream_spec, overwrite_output=False):
+
+
+ @output_operator()
+-def compile(stream_spec, cmd='ffmpeg', overwrite_output=False):
++def compile(stream_spec, cmd='@ffmpeg@/bin/ffmpeg', overwrite_output=False):
+     """Build command-line for invoking ffmpeg.
+
+     The :meth:`run` function uses this to build the commnad line
+@@ -193,7 +193,7 @@ def compile(stream_spec, cmd='ffmpeg', overwrite_output=False):
+ @output_operator()
+ def run_async(
+     stream_spec,
+-    cmd='ffmpeg',
++    cmd='@ffmpeg@/bin/ffmpeg',
+     pipe_stdin=False,
+     pipe_stdout=False,
+     pipe_stderr=False,
+@@ -289,7 +289,7 @@ def run_async(
+ @output_operator()
+ def run(
+     stream_spec,
+-    cmd='ffmpeg',
++    cmd='@ffmpeg@/bin/ffmpeg',
+     capture_stdout=False,
+     capture_stderr=False,
+     input=None,
+diff --git i/ffmpeg/tests/test_ffmpeg.py w/ffmpeg/tests/test_ffmpeg.py
+index 279a323..8d3b35c 100644
+--- i/ffmpeg/tests/test_ffmpeg.py
++++ w/ffmpeg/tests/test_ffmpeg.py
+@@ -24,7 +24,7 @@ TEST_OUTPUT_FILE2 = os.path.join(SAMPLE_DATA_DIR, 'out2.mp4')
+ BOGUS_INPUT_FILE = os.path.join(SAMPLE_DATA_DIR, 'bogus')
+
+
+-subprocess.check_call(['ffmpeg', '-version'])
++subprocess.check_call(['@ffmpeg@/bin/ffmpeg', '-version'])
+
+
+ def test_escape_chars():
+@@ -423,7 +423,7 @@ def test_filter_text_arg_str_escape():
+
+ def test__compile():
+     out_file = ffmpeg.input('dummy.mp4').output('dummy2.mp4')
+-    assert out_file.compile() == ['ffmpeg', '-i', 'dummy.mp4', 'dummy2.mp4']
++    assert out_file.compile() == ['@ffmpeg@/bin/ffmpeg', '-i', 'dummy.mp4', 'dummy2.mp4']
+     assert out_file.compile(cmd='ffmpeg.old') == [
+         'ffmpeg.old',
+         '-i',
+@@ -490,7 +490,7 @@ def test__run__input_output(mocker):
+ @pytest.mark.parametrize('capture_stdout', [True, False])
+ @pytest.mark.parametrize('capture_stderr', [True, False])
+ def test__run__error(mocker, capture_stdout, capture_stderr):
+-    mocker.patch.object(ffmpeg._run, 'compile', return_value=['ffmpeg'])
++    mocker.patch.object(ffmpeg._run, 'compile', return_value=['@ffmpeg@/bin/ffmpeg'])
+     stream = _get_complex_filter_example()
+     with pytest.raises(ffmpeg.Error) as excinfo:
+         out, err = ffmpeg.run(
+@@ -684,7 +684,7 @@ def test_pipe():
+         'pipe:1',
+     ]
+
+-    cmd = ['ffmpeg'] + args
++    cmd = ['@ffmpeg@/bin/ffmpeg'] + args
+     p = subprocess.Popen(
+         cmd, stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE
+     )

pkgs/top-level/python-packages.nix

@@ -2636,6 +2636,8 @@ in {
 
   fb-re2 = callPackage ../development/python-modules/fb-re2 { };
 
+  ffmpeg-python = callPackage ../development/python-modules/ffmpeg-python { };
+
   filetype = callPackage ../development/python-modules/filetype { };
 
   flammkuchen = callPackage ../development/python-modules/flammkuchen { };