kira/FFmpeg-HDR-Metadata-Extractor
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Add some checks for non video streams and streams without color data.

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This commit is contained in:
Nyanraltotlapun
2024-03-07 15:35:57 +01:00
parent 8a3f074f43
commit 48f9132856
2 changed files with 56 additions and 37 deletions
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.gitignore
+1 -1
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@@ -157,4 +157,4 @@ cython_debug/
# be found at https://github.com/github/gitignore/blob/main/Global/JetBrains.gitignore
# and can be added to the global gitignore or merged into this file. For a more nuclear
# option (not recommended) you can uncomment the following to ignore the entire idea folder.
#.idea/
.idea/
get_hdr_metadata.py
+55 -36
View File
@@ -204,7 +204,8 @@ class ColorData:
return ""
# matrix-coefficients=<arg> Matrix coefficients (CICP) of input content:
# identity, bt709, unspecified, fcc73, bt470bg, bt601, smpte240, ycgco, bt2020ncl, bt2020cl, smpte2085, chromncl, chromcl, ictcp
# identity, bt709, unspecified, fcc73, bt470bg, bt601, smpte240,
# ycgco, bt2020ncl, bt2020cl, smpte2085, chromncl, chromcl, ictcp
def to_libaom_av1_params(self) -> str:
res = f"color-primaries={self.color_primaries}:transfer-characteristics={self.color_transfer}"
mc = libaom_get_matrix_coefficients(self.color_space)
@@ -212,8 +213,6 @@ class ColorData:
res += f":matrix-coefficients={mc}"
return res
# From Fastfix
# if (fastflix.current_video.color_space and "bt2020" in fastflix.current_video.color_space):
# svtav1_params.append(f"matrix-coefficients=9")
@@ -225,6 +224,51 @@ class ColorData:
return res
def parse_frame_data(frame_data: dict):
color_params = ["pix_fmt", "color_space", "color_primaries", "color_transfer"]
missing_params = [x for x in color_params if x not in frame_data.keys()]
if len(missing_params) != 0:
print(f"Missing {missing_params} parameters in frame metadata!")
print("Probably not an HDR stream!")
print("Exit!")
return
color_data = ColorData(frame_data)
print("Color Data:")
print(color_data)
print("")
x265_params: str = color_data.to_x265_params()
libaom_av1_params: str = color_data.to_libaom_av1_params()
libsvtav1_params: str = color_data.to_libsvtav1_params()
side_data_list = frame_data["side_data_list"]
for side_data in side_data_list:
if side_data["side_data_type"] == "Mastering display metadata":
mastering_display_data = MasteringDisplayData(side_data)
x265_params += ":" + mastering_display_data.to_x265_params()
libsvtav1_params += ":" + mastering_display_data.to_libsvtav1_params()
print("Mastering display metadata:")
print(mastering_display_data)
print("")
elif side_data["side_data_type"] == "Content light level metadata":
content_light_level_data = ContentLightLevelData(side_data)
x265_params += ":" + content_light_level_data.to_x265_params()
libsvtav1_params += ":" + content_light_level_data.to_libsvtav1_params()
print("Content light level metadata:")
print(content_light_level_data)
print("")
print(f"\nFFmpeg options: {color_data.to_ffmpeg_options()}\n")
print(f"x265 params: {x265_params}\n")
print(f"libsvtav1 params: {libsvtav1_params}\n")
print(f"libaom-av1 params: {libaom_av1_params}\n")
print("Done!")
if __name__ == '__main__':
# Initialize arguments parser
@@ -272,6 +316,7 @@ if __name__ == '__main__':
"-select_streams", str(arguments.input_stream),
"-print_format", "json", "-show_frames", "-read_intervals", "%+#1",
"-show_entries",
"stream=codec_type:" +
"frame=pix_fmt,color_space,color_primaries,color_transfer,side_data_list",
"-i", arguments.input_file]
@@ -279,41 +324,15 @@ if __name__ == '__main__':
result = subprocess.run(ffprobe_cmd, capture_output=True, encoding="UTF-8")
if result.returncode == 0 and result.stdout is not None:
metadata = json.loads(result.stdout)
frame_data = metadata["frames"][0]
color_data = ColorData(frame_data)
print("Color Data:")
print(color_data)
print("")
stream_codec_type = metadata["streams"][0]["codec_type"]
if stream_codec_type == "video":
x265_params: str = color_data.to_x265_params()
libaom_av1_params: str = color_data.to_libaom_av1_params()
libsvtav1_params: str = color_data.to_libsvtav1_params()
side_data_list = frame_data["side_data_list"]
for side_data in side_data_list:
if side_data["side_data_type"] == "Mastering display metadata":
mastering_display_data = MasteringDisplayData(side_data)
x265_params += ":" + mastering_display_data.to_x265_params()
libsvtav1_params += ":" + mastering_display_data.to_libsvtav1_params()
print("Mastering display metadata:")
print(mastering_display_data)
print("")
elif side_data["side_data_type"] == "Content light level metadata":
content_light_level_data = ContentLightLevelData(side_data)
x265_params += ":" + content_light_level_data.to_x265_params()
libsvtav1_params += ":" + content_light_level_data.to_libsvtav1_params()
print("Content light level metadata:")
print(content_light_level_data)
print("")
print(f"\nFFmpeg options: {color_data.to_ffmpeg_options()}\n")
print(f"x265 params: {x265_params}\n")
print(f"libsvtav1 params: {libsvtav1_params}\n")
print(f"libaom-av1 params: {libaom_av1_params}\n")
print("Done!")
parse_frame_data(metadata["frames"][0])
else:
print(f"Selected stream type is \"{stream_codec_type}\"")
print("Not a video stream!")
print("Exit!")
else:
print("Error executing ffprobe binary!")