def generate_all(fastflix: FastFlix,
encoder: str,
audio: bool = True,
subs: bool = True,
disable_filters: bool = False) -> Tuple[str, str]:
settings = fastflix.current_video.video_settings.video_encoder_settings
audio = build_audio(
fastflix.current_video.video_settings.audio_tracks) if audio else ""
subtitles, burn_in_track, burn_in_type = "", None, None
if subs:
subtitles, burn_in_track, burn_in_type = build_subtitle(
fastflix.current_video.video_settings.subtitle_tracks)
if burn_in_type == "text":
for i, x in enumerate(fastflix.current_video.streams["subtitle"]):
if x["index"] == burn_in_track:
burn_in_track = i
break
attachments = build_attachments(
fastflix.current_video.video_settings.attachment_tracks)
filters = None
if not disable_filters:
filters = generate_filters(
source=fastflix.current_video.source,
burn_in_subtitle_track=burn_in_track,
burn_in_subtitle_type=burn_in_type,
enable_opencl=fastflix.opencl_support,
**fastflix.current_video.video_settings.dict(),
)
ending = generate_ending(
audio=audio,
subtitles=subtitles,
cover=attachments,
output_video=fastflix.current_video.video_settings.output_path,
**fastflix.current_video.video_settings.dict(),
)
beginning = generate_ffmpeg_start(
source=fastflix.current_video.source,
ffmpeg=fastflix.config.ffmpeg,
encoder=encoder,
filters=filters,
concat=fastflix.current_video.concat,
enable_opencl=fastflix.opencl_support,
**fastflix.current_video.video_settings.dict(),
**settings.dict(),
)
return beginning, ending
def generate_all(
fastflix: FastFlix, encoder: str, audio: bool = True, subs: bool = True, disable_filters: bool = False
) -> Tuple[str, str]:
settings = fastflix.current_video.video_settings.video_encoder_settings
audio = build_audio(fastflix.current_video.video_settings.audio_tracks) if audio else ""
subtitles, burn_in_track = "", None
if subs:
subtitles, burn_in_track = build_subtitle(fastflix.current_video.video_settings.subtitle_tracks)
attachments = build_attachments(fastflix.current_video.video_settings.attachment_tracks)
filters = None
if not disable_filters:
filters = generate_filters(
burn_in_subtitle_track=burn_in_track, **asdict(fastflix.current_video.video_settings)
)
ending = generate_ending(
audio=audio,
subtitles=subtitles,
cover=attachments,
output_video=fastflix.current_video.video_settings.output_path,
extra=fastflix.current_video.video_settings.video_encoder_settings.extra,
**asdict(fastflix.current_video.video_settings),
)
beginning = generate_ffmpeg_start(
source=fastflix.current_video.source,
ffmpeg=fastflix.config.ffmpeg,
encoder=encoder,
filters=filters,
**asdict(fastflix.current_video.video_settings),
**asdict(settings),
)
return beginning, ending
def build(
source,
video_track,
ffmpeg,
temp_dir,
output_video,
bitrate=None,
crf=None,
subtitle_tracks=(),
single_pass=False,
quality="good",
audio_tracks=(),
speed=1,
row_mt=0,
pix_fmt="yuv420p10le",
attachments="",
disable_hdr=False,
side_data=None,
**kwargs,
):
filters = generate_filters(disable_hdr=disable_hdr, **kwargs)
audio = build_audio(audio_tracks)
subtitles = build_subtitle(subtitle_tracks)
ending = generate_ending(audio=audio,
subtitles=subtitles,
cover=attachments,
output_video=output_video,
**kwargs)
beginning = generate_ffmpeg_start(
source=source,
ffmpeg=ffmpeg,
encoder="libvpx-vp9",
video_track=video_track,
filters=filters,
pix_fmt=pix_fmt,
**kwargs,
)
beginning += f'{"-row-mt 1" if row_mt else ""} '
if not single_pass:
pass_log_file = Path(
temp_dir) / f"pass_log_file_{secrets.token_hex(10)}.log"
beginning += f'-passlogfile "{pass_log_file}" '
if not disable_hdr and pix_fmt == "yuv420p10le":
if side_data and side_data.get("color_primaries") == "bt2020":
beginning += "-color_primaries bt2020 -color_trc smpte2084 -colorspace bt2020nc"
beginning = re.sub("[ ]+", " ", beginning)
if bitrate:
command_1 = f"{beginning} -b:v {bitrate} -quality good -pass 1 -an -f webm {null}"
command_2 = f"{beginning} -b:v {bitrate} -quality {quality} -speed {speed} -pass 2" + ending
elif crf:
command_1 = f"{beginning} -b:v 0 -crf {crf} -quality good -pass 1 -an -f webm {null}"
command_2 = (
f"{beginning} -b:v 0 -crf {crf} -quality {quality} -speed {speed} "
f'{"-pass 2" if not single_pass else ""}') + ending
else:
return []
if crf and single_pass:
return [
Command(command_2, ["ffmpeg", "output"],
False,
name="Single pass CRF",
exe="ffmpeg")
]
pass_type = "bitrate" if bitrate else "CRF"
return [
Command(command_1, ["ffmpeg", "output"],
False,
name=f"First pass {pass_type}",
exe="ffmpeg"),
Command(command_2, ["ffmpeg", "output"],
False,
name=f"Second pass {pass_type} ",
exe="ffmpeg"),
]
def build(
source,
video_track,
ffmpeg,
temp_dir,
output_video,
bitrate=None,
crf=None,
preset="fast",
audio_tracks=(),
subtitle_tracks=(),
disable_hdr=False,
side_data=None,
pix_fmt="yuv420p",
tune=None,
profile="default",
attachments="",
**kwargs,
):
filters = generate_filters(disable_hdr=disable_hdr, **kwargs)
audio = build_audio(audio_tracks)
subtitles = build_subtitle(subtitle_tracks)
ending = generate_ending(audio=audio,
subtitles=subtitles,
cover=attachments,
output_video=output_video,
**kwargs)
if not side_data:
side_data = Box(default_box=True)
beginning = generate_ffmpeg_start(
source=source,
ffmpeg=ffmpeg,
encoder="libx264",
video_track=video_track,
filters=filters,
pix_fmt=pix_fmt,
**kwargs,
)
beginning += f'{f"-tune {tune}" if tune else ""} '
if profile and profile != "default":
beginning += f"-profile {profile} "
if not disable_hdr and pix_fmt == "yuv420p10le":
if side_data and side_data.get("color_primaries") == "bt2020":
beginning += "-color_primaries bt2020 -color_trc smpte2084 -colorspace bt2020nc"
if side_data.cll:
pass
extra_data = "-map_chapters 0 " # -map_metadata 0 # safe to do for rotation?
pass_log_file = Path(
temp_dir) / f"pass_log_file_{secrets.token_hex(10)}.log"
if bitrate:
command_1 = (
f"{beginning} -pass 1 "
f'-passlogfile "{pass_log_file}" -b:v {bitrate} -preset {preset} -an -sn -dn -f mp4 {null}'
)
command_2 = (f'{beginning} -pass 2 -passlogfile "{pass_log_file}" '
f"-b:v {bitrate} -preset {preset} {extra_data}") + ending
return [
Command(re.sub("[ ]+", " ", command_1), ["ffmpeg", "output"],
False,
name="First pass bitrate",
exe="ffmpeg"),
Command(re.sub("[ ]+", " ", command_2), ["ffmpeg", "output"],
False,
name="Second pass bitrate",
exe="ffmpeg"),
]
elif crf:
command = (f"{beginning} -crf {crf} "
f"-preset {preset} {extra_data}") + ending
return [
Command(re.sub("[ ]+", " ", command), ["ffmpeg", "output"],
False,
name="Single pass CRF",
exe="ffmpeg")
]
else:
return []
def build(
source,
video_track,
ffmpeg,
temp_dir,
output_video,
streams,
stream_track,
tiles=0,
tile_columns=0,
tile_rows=0,
speed=7,
qp=-1,
pix_fmt="yuv420p10le",
bitrate=None,
audio_tracks=(),
subtitle_tracks=(),
disable_hdr=False,
side_data=None,
single_pass=False,
attachments="",
**kwargs,
):
audio = build_audio(audio_tracks)
subtitles, burn_in_track = build_subtitle(subtitle_tracks)
filters = generate_filters(video_track=video_track,
disable_hdr=disable_hdr,
burn_in_track=burn_in_track,
**kwargs)
ending = generate_ending(audio=audio,
subtitles=subtitles,
cover=attachments,
output_video=output_video,
**kwargs)
beginning = generate_ffmpeg_start(
source=source,
ffmpeg=ffmpeg,
encoder="librav1e",
video_track=video_track,
filters=filters,
pix_fmt=pix_fmt,
**kwargs,
)
beginning += ("-strict experimental "
f"-speed {speed} "
f"-tile-columns {tile_columns} "
f"-tile-rows {tile_rows} "
f"-tiles {tiles} ")
if not single_pass:
pass_log_file = Path(
temp_dir) / f"pass_log_file_{secrets.token_hex(10)}.log"
beginning += f'-passlogfile "{pass_log_file}" '
if not disable_hdr and pix_fmt in ("yuv420p10le", "yuv420p12le"):
if streams.video[stream_track].get("color_primaries") == "bt2020" or (
side_data and side_data.get("color_primaries") == "bt2020"):
beginning += "-color_primaries bt2020 -color_trc smpte2084 -colorspace bt2020nc"
# Currently unsupported https://github.com/xiph/rav1e/issues/2554
# rav1e_options = []
# if side_data.master_display:
# rav1e_options.append(
# "mastering-display="
# f"G{side_data.master_display.green}"
# f"B{side_data.master_display.blue}"
# f"R{side_data.master_display.red}"
# f"WP{side_data.master_display.white}"
# f"L{side_data.master_display.luminance}"
# )
#
# if side_data.cll:
# rav1e_options.append(f"content-light={side_data.cll}")
# if rav1e_options:
# opts = ":".join(rav1e_options)
# beginning += f'-rav1e-params "{opts}"'
beginning = re.sub("[ ]+", " ", beginning)
pass_type = "bitrate" if bitrate else "QP"
if not bitrate:
command_1 = f"{beginning} -qp {qp}" + ending
return [
Command(command_1, ["ffmpeg", "output"],
False,
name=f"{pass_type}",
exe="ffmpeg")
]
if single_pass:
command_1 = f'{beginning} -b:v {bitrate} {audio} {subtitles} {attachments} "{output_video}"'
return [
Command(command_1, ["ffmpeg", "output"],
False,
name=f"{pass_type}",
exe="ffmpeg")
]
else:
command_1 = f"{beginning} -b:v {bitrate} -pass 1 -an -f matroska {null}"
command_2 = f"{beginning} -b:v {bitrate} -pass 2" + ending
return [
Command(command_1, ["ffmpeg", "output"],
False,
name=f"First pass {pass_type}",
exe="ffmpeg"),
Command(command_2, ["ffmpeg", "output"],
False,
name=f"Second pass {pass_type} ",
exe="ffmpeg"),
]
def build(
source,
video_track,
ffmpeg,
temp_dir,
output_video,
streams,
stream_track,
bitrate=None,
crf=None,
preset="fast",
audio_tracks=(),
subtitle_tracks=(),
disable_hdr=False,
side_data=None,
x265_params=None,
intra_encoding=False,
pix_fmt="yuv420p10le",
tune=None,
profile="default",
attachments="",
hdr10=False,
hdr10_opt=False,
repeat_headers=False,
hdr10plus_metadata="",
aq_mode=2,
**kwargs,
):
audio = build_audio(audio_tracks)
subtitles, burn_in_track = build_subtitle(subtitle_tracks)
filters = generate_filters(video_track=video_track, disable_hdr=disable_hdr, burn_in_track=burn_in_track, **kwargs)
ending = generate_ending(audio=audio, subtitles=subtitles, cover=attachments, output_video=output_video, **kwargs)
if not side_data:
side_data = Box(default_box=True)
beginning = generate_ffmpeg_start(
source=source,
ffmpeg=ffmpeg,
encoder="libx265",
video_track=video_track,
filters=filters,
pix_fmt=pix_fmt,
**kwargs,
)
beginning += f'{f"-tune {tune}" if tune else ""} '
if profile and profile != "default":
beginning += f"-profile {profile} "
if not x265_params:
x265_params = []
x265_params.append(f"aq-mode={aq_mode}")
x265_params.append(f"repeat-headers={'1' if repeat_headers else '0'}")
if not disable_hdr and pix_fmt in ("yuv420p10le", "yuv420p12le"):
x265_params.append(f"hdr10_opt={'1' if hdr10_opt else '0'}")
if streams.video[stream_track].get("color_primaries") == "bt2020" or (
side_data and side_data.get("color_primaries") == "bt2020"
):
x265_params.extend(
[
"colorprim=bt2020",
"transfer=smpte2084",
"colormatrix=bt2020nc",
]
)
if side_data.master_display:
hdr10 = True
x265_params.append(
"master-display="
f"G{side_data.master_display.green}"
f"B{side_data.master_display.blue}"
f"R{side_data.master_display.red}"
f"WP{side_data.master_display.white}"
f"L{side_data.master_display.luminance}"
)
if side_data.cll:
hdr10 = True
x265_params.append(f"max-cll={side_data.cll}")
x265_params.append(f"hdr10={'1' if hdr10 else '0'}")
if hdr10plus_metadata:
x265_params.append(f"dhdr10-info='{hdr10plus_metadata}'")
if intra_encoding:
x265_params.append("keyint=1")
if side_data.cll:
pass
pass_log_file = Path(temp_dir) / f"pass_log_file_{secrets.token_hex(10)}.log"
def get_x265_params(params=()):
if not isinstance(params, (list, tuple)):
params = [params]
all_params = x265_params + list(params)
return '-x265-params "{}" '.format(":".join(all_params)) if all_params else ""
if bitrate:
command_1 = (
f'{beginning} {get_x265_params(["pass=1", "no-slow-firstpass=1"])} '
f'-passlogfile "{pass_log_file}" -b:v {bitrate} -preset {preset} -an -sn -dn -f mp4 {null}'
)
command_2 = (
f'{beginning} {get_x265_params(["pass=2"])} -passlogfile "{pass_log_file}" '
f"-b:v {bitrate} -preset {preset} "
) + ending
return [
Command(
re.sub("[ ]+", " ", command_1), ["ffmpeg", "output"], False, name="First pass bitrate", exe="ffmpeg"
),
Command(
re.sub("[ ]+", " ", command_2), ["ffmpeg", "output"], False, name="Second pass bitrate", exe="ffmpeg"
),
]
elif crf:
command = (f"{beginning} {get_x265_params()} -crf {crf} " f"-preset {preset} ") + ending
return [
Command(re.sub("[ ]+", " ", command), ["ffmpeg", "output"], False, name="Single pass CRF", exe="ffmpeg")
]
else:
return []
def build(
source,
video_track,
ffmpeg,
temp_dir,
output_video,
streams,
stream_track,
bitrate=None,
crf=None,
audio_tracks=(),
subtitle_tracks=(),
disable_hdr=False,
side_data=None,
row_mt=None,
cpu_used="1",
tile_columns="-1",
tile_rows="-1",
attachments="",
pix_fmt="yuv420p10le",
usage="good",
**kwargs,
):
audio = build_audio(audio_tracks)
subtitles, burn_in_track = build_subtitle(subtitle_tracks)
filters = generate_filters(video_track=video_track, disable_hdr=disable_hdr, burn_in_track=burn_in_track, **kwargs)
ending = generate_ending(audio=audio, subtitles=subtitles, cover=attachments, output_video=output_video, **kwargs)
beginning = generate_ffmpeg_start(
source=source,
ffmpeg=ffmpeg,
encoder="libaom-av1",
video_track=video_track,
filters=filters,
pix_fmt=pix_fmt,
**kwargs,
)
beginning += (
"-strict experimental "
f"-cpu-used {cpu_used} "
f"-tile-rows {tile_rows} "
f"-tile-columns {tile_columns} "
f"-usage {usage} "
)
if row_mt is not None:
beginning += f"-row-mt {row_mt} "
if not disable_hdr and pix_fmt in ("yuv420p10le", "yuv420p12le"):
if streams.video[stream_track].get("color_primaries") == "bt2020" or (
side_data and side_data.get("color_primaries") == "bt2020"
):
beginning += "-color_primaries bt2020 -color_trc smpte2084 -colorspace bt2020nc"
beginning = re.sub("[ ]+", " ", beginning)
if bitrate:
pass_log_file = Path(temp_dir) / f"pass_log_file_{secrets.token_hex(10)}.log"
command_1 = f'{beginning} -passlogfile "{pass_log_file}" -b:v {bitrate} -pass 1 -an -f matroska {null}'
command_2 = f'{beginning} -passlogfile "{pass_log_file}" -b:v {bitrate} -pass 2' + ending
return [
Command(command_1, ["ffmpeg", "output"], False, name="First Pass bitrate"),
Command(command_2, ["ffmpeg", "output"], False, name="Second Pass bitrate"),
]
elif crf:
command_1 = f"{beginning} -b:v 0 -crf {crf}" + ending
return [Command(command_1, ["ffmpeg", "output"], False, name="Single Pass CRF")]
def build(
source,
video_track,
ffmpeg,
temp_dir,
output_video,
streams,
stream_track,
tier="main",
tile_columns=0,
tile_rows=0,
speed=7,
qp=25,
sc_detection=0,
disable_hdr=False,
pix_fmt="yuv420p10le",
bitrate=None,
audio_tracks=(),
subtitle_tracks=(),
side_data=None,
single_pass=False,
attachments="",
**kwargs,
):
audio = build_audio(audio_tracks)
subtitles, burn_in_track = build_subtitle(subtitle_tracks)
filters = generate_filters(video_track=video_track,
disable_hdr=disable_hdr,
burn_in_track=burn_in_track,
**kwargs)
ending = generate_ending(audio=audio,
subtitles=subtitles,
cover=attachments,
output_video=output_video,
**kwargs)
beginning = generate_ffmpeg_start(
source=source,
ffmpeg=ffmpeg,
encoder="libsvtav1",
video_track=video_track,
filters=filters,
pix_fmt=pix_fmt,
**kwargs,
)
beginning += (f"-strict experimental "
f"-preset {speed} "
f"-tile_columns {tile_columns} "
f"-tile_rows {tile_rows} "
f"-tier {tier} "
f"-sc_detection {sc_detection} ")
if not single_pass:
pass_log_file = Path(
temp_dir) / f"pass_log_file_{secrets.token_hex(10)}.log"
beginning += f'-passlogfile "{pass_log_file}" '
if not disable_hdr and pix_fmt in ("yuv420p10le", "yuv420p12le"):
if streams.video[stream_track].get("color_primaries") == "bt2020" or (
side_data and side_data.get("color_primaries") == "bt2020"):
beginning += "-color_primaries bt2020 -color_trc smpte2084 -colorspace bt2020nc"
beginning = re.sub("[ ]+", " ", beginning)
pass_type = "bitrate" if bitrate else "QP"
if single_pass:
if bitrate:
command_1 = f"{beginning} -b:v {bitrate} -rc 1" + ending
elif qp is not None:
command_1 = f"{beginning} -qp {qp} -rc 0" + ending
else:
return []
return [
Command(command_1, ["ffmpeg", "output"],
False,
name=f"{pass_type}",
exe="ffmpeg")
]
else:
if bitrate:
command_1 = f"{beginning} -b:v {bitrate} -rc 1 -pass 1 -an -f matroska {null}"
command_2 = f"{beginning} -b:v {bitrate} -rc 1 -pass 2" + ending
elif qp is not None:
command_1 = f"{beginning} -qp {qp} -rc 0 -pass 1 -an -f matroska {null}"
command_2 = f"{beginning} -qp {qp} -rc 0 -pass 2" + ending
else:
return []
return [
Command(command_1, ["ffmpeg", "output"],
False,
name=f"First pass {pass_type}",
exe="ffmpeg"),
Command(command_2, ["ffmpeg", "output"],
False,
name=f"Second pass {pass_type} ",
exe="ffmpeg"),
]