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Cleanup SMIL formatting

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Kovid Goyal 2024-10-16 09:25:30 +05:30
parent 8f20f7c259
commit 567404a1ef
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1 changed files with 14 additions and 6 deletions
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src/calibre/ebooks/oeb/polish/tts.py
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@ -382,13 +382,17 @@ class ReportProgress:
def make_par(container, seq, html_href, audio_href, elem_id, pos, duration) -> None: def make_par(container, seq, html_href, audio_href, elem_id, pos, duration) -> None:
seq.set(EPUB('textref'), html_href) seq.set(EPUB('textref'), html_href)
par = seq.makeelement('par') par = seq.makeelement('par')
par.tail = '\n ' par.tail = seq.text
par.set('id', f'par-{len(seq) + 1}') par.set('id', f'par-{len(seq) + 1}')
seq.append(par) seq.append(par)
par.text = seq.text + ' '
text = par.makeelement('text') text = par.makeelement('text')
text.set('src', f'{html_href}#{elem_id}') text.set('src', f'{html_href}#{elem_id}')
text.tail = par.text
par.append(text) par.append(text)
audio = par.makeelement('audio') audio = par.makeelement('audio')
audio.tail = par.tail
par.append(audio)
audio.set('src', audio_href) audio.set('src', audio_href)
audio.set('clipBegin', seconds_to_timestamp(pos)) audio.set('clipBegin', seconds_to_timestamp(pos))
audio.set('clipEnd', seconds_to_timestamp(pos + duration)) audio.set('clipEnd', seconds_to_timestamp(pos + duration))
@ -478,15 +482,17 @@ def embed_tts(container, report_progress=None, parent_widget=None):
smilitem = container.generate_item(name + '.smil', id_prefix='smil-') smilitem = container.generate_item(name + '.smil', id_prefix='smil-')
pfd.smil_file_name = container.href_to_name(smilitem.get('href'), container.opf_name) pfd.smil_file_name = container.href_to_name(smilitem.get('href'), container.opf_name)
with container.open(pfd.smil_file_name, 'w') as sf: with container.open(pfd.smil_file_name, 'w') as sf:
sf.write(f''' sf.write(f'''\
<smil xmlns="{SMIL_NS}" xmlns:epub="{EPUB_NS}" version="3.0"> <smil xmlns="{SMIL_NS}" xmlns:epub="{EPUB_NS}" version="3.0">
<body> <body>
<seq id="generated-by-calibre"> <seq id="generated-by-calibre">
</seq> X
</body> </seq>
</body>
</smil>''') </smil>''')
smil_root = container.parsed(pfd.smil_file_name) smil_root = container.parsed(pfd.smil_file_name)
seq = smil_root[0][0] seq = smil_root[0][0]
seq.text = seq.text[:seq.text.find('X')]
audio_href = container.name_to_href(pfd.audio_file_name, pfd.smil_file_name) audio_href = container.name_to_href(pfd.audio_file_name, pfd.smil_file_name)
html_href = container.name_to_href(pfd.name, pfd.smil_file_name) html_href = container.name_to_href(pfd.name, pfd.smil_file_name)
file_duration = 0 file_duration = 0
@ -495,6 +501,8 @@ def embed_tts(container, report_progress=None, parent_widget=None):
file_duration += duration file_duration += duration
wav.write(audio_data) wav.write(audio_data)
make_par(container, seq, html_href, audio_href, s.elem_id, pos, duration) make_par(container, seq, html_href, audio_href, s.elem_id, pos, duration)
if len(seq):
seq[-1].tail = seq.text[:-2]
wav.seek(0) wav.seek(0)
with container.open(pfd.audio_file_name, 'wb') as m4a: with container.open(pfd.audio_file_name, 'wb') as m4a:
transcode_single_audio_stream(wav, m4a) transcode_single_audio_stream(wav, m4a)