Michael/Socialflow
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feat(mobile-reel): suppression bouton caméra, amélioration sync TTS (chunks 3 mots + overlap) et style sous-titres (outline/shadow)

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Michael committed 2026-02-12 10:08:46 +01:00
1 parent cdabf13e94
commit 11b5ef0ad2
2 files changed
+14 -48
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ffmpeg-service/main.py
+10 -6
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@@ -334,9 +334,9 @@ def generate_ass_from_word_boundaries(
for i, wb in enumerate(word_boundaries):
current_words.append(wb["text"])
is_last = i == len(word_boundaries) - 1
# Split at punctuation or every 5 words
# Split at punctuation or every 3 words (tighter sync with voice)
ends_sentence = wb["text"].rstrip().endswith((".", "!", "?", ":", ","))
at_limit = len(current_words) >= 5
at_limit = len(current_words) >= 3
if is_last or ends_sentence or at_limit:
# End time = this word's offset + its duration
@@ -358,6 +358,10 @@ def generate_ass_from_word_boundaries(
if total_duration and chunks:
chunks[-1]["end"] = max(chunks[-1]["end"], total_duration)
# Add 50ms overlap between consecutive chunks to prevent flickering
for i in range(len(chunks) - 1):
chunks[i]["end"] = max(chunks[i]["end"], chunks[i + 1]["start"] + 0.05)
# ASS Header
header = f"""[Script Info]
ScriptType: v4.00+
@@ -367,7 +371,7 @@ ScaledBorderAndShadow: yes
[V4+ Styles]
Format: Name, Fontname, Fontsize, PrimaryColour, SecondaryColour, OutlineColour, BackColour, Bold, Italic, Underline, StrikeOut, ScaleX, ScaleY, Spacing, Angle, BorderStyle, Outline, Shadow, Alignment, MarginL, MarginR, MarginV, Encoding
Style: Default,Sans,{font_size},&H00FFFFFF,&H000000FF,&H00000000,&H80000000,-1,0,0,0,100,100,0,0,1,2,0,5,50,50,0,1
Style: Default,Sans,{font_size},&H00FFFFFF,&H000000FF,&H00000000,&H80000000,-1,0,0,0,100,100,0,0,1,4,2,5,50,50,0,1
[Events]
Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, Effect, Text
@@ -400,7 +404,7 @@ def generate_simple_ass(
for word in words:
current_chunk.append(word)
if len(current_chunk) >= 5 or word.endswith((".", "!", "?", ":")):
if len(current_chunk) >= 3 or word.endswith((".", "!", "?", ":")):
chunks.append(" ".join(current_chunk))
current_chunk = []
@@ -418,7 +422,7 @@ ScaledBorderAndShadow: yes
[V4+ Styles]
Format: Name, Fontname, Fontsize, PrimaryColour, SecondaryColour, OutlineColour, BackColour, Bold, Italic, Underline, StrikeOut, ScaleX, ScaleY, Spacing, Angle, BorderStyle, Outline, Shadow, Alignment, MarginL, MarginR, MarginV, Encoding
Style: Default,Sans,{font_size},&H0000FFFF,&H00FFFFFF,&H00000000,&H80000000,-1,0,0,0,100,100,0,0,1,3,1,5,50,50,0,1
Style: Default,Sans,{font_size},&H0000FFFF,&H00FFFFFF,&H00000000,&H80000000,-1,0,0,0,100,100,0,0,1,4,2,5,50,50,0,1
[Events]
Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, Effect, Text
@@ -521,7 +525,7 @@ ScaledBorderAndShadow: yes
[V4+ Styles]
Format: Name, Fontname, Fontsize, PrimaryColour, SecondaryColour, OutlineColour, BackColour, Bold, Italic, Underline, StrikeOut, ScaleX, ScaleY, Spacing, Angle, BorderStyle, Outline, Shadow, Alignment, MarginL, MarginR, MarginV, Encoding
Style: Default,Sans,{font_size},&H0000FFFF,&H00FFFFFF,&H00000000,&H80000000,-1,0,0,0,100,100,0,0,1,3,1,5,50,50,0,1
Style: Default,Sans,{font_size},&H0000FFFF,&H00FFFFFF,&H00000000,&H80000000,-1,0,0,0,100,100,0,0,1,4,2,5,50,50,0,1
[Events]
Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, Effect, Text