52 lines
2 KiB
Python
52 lines
2 KiB
Python
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import re
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dec_path = '/ffmpeg/libavdevice/decklink_dec.cpp'
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with open(dec_path) as f:
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content = f.read()
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# Fix 1: IDeckLinkMemoryAllocator -> IDeckLinkMemoryAllocator_v14_2_1
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# SDK 16 removed the unversioned alias
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for old, new in [
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(': public IDeckLinkMemoryAllocator\n', ': public IDeckLinkMemoryAllocator_v14_2_1\n'),
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('IDeckLinkMemoryAllocator *', 'IDeckLinkMemoryAllocator_v14_2_1 *'),
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('IDeckLinkMemoryAllocator*', 'IDeckLinkMemoryAllocator_v14_2_1*'),
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]:
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content = content.replace(old, new)
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print('Fix 1: IDeckLinkMemoryAllocator renamed')
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# Fix 2: SetVideoInputFrameMemoryAllocator removed from IDeckLinkInput in SDK 16
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content = re.sub(
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r'ret = \(ctx->dli->SetVideoInputFrameMemoryAllocator\(allocator\)[^;]*;',
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'ret = 0; /* SDK16: SetVideoInputFrameMemoryAllocator removed */',
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content
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)
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print('Fix 2: SetVideoInputFrameMemoryAllocator patched')
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# Fix 3: IDeckLinkVideoFrame::GetBytes removed in SDK 16 - moved to IDeckLinkVideoBuffer
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# Replace: videoFrame->GetBytes(&frameBytes);
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# With: { IDeckLinkVideoBuffer *vbuf = nullptr; videoFrame->QueryInterface(IID_IDeckLinkVideoBuffer, (void**)&vbuf); if (vbuf) { vbuf->GetBytes(&frameBytes); vbuf->Release(); } }
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getbytes_replacement = (
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'{ IDeckLinkVideoBuffer *_vbuf = nullptr; '
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'videoFrame->QueryInterface(IID_IDeckLinkVideoBuffer, (void**)&_vbuf); '
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'if (_vbuf) { _vbuf->GetBytes(&frameBytes); _vbuf->Release(); } }'
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)
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content = content.replace(
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'videoFrame->GetBytes(&frameBytes);',
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getbytes_replacement + ';'
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)
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print('Fix 3: videoFrame->GetBytes replaced with QueryInterface(IDeckLinkVideoBuffer)')
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# Fix 4: Add include for versioned allocator header
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if 'DeckLinkAPIMemoryAllocator_v14_2_1.h' not in content:
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content = content.replace(
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'#include "decklink_common.h"',
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'#include "decklink_common.h"\n#include "DeckLinkAPIMemoryAllocator_v14_2_1.h"'
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)
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print('Fix 4: DeckLinkAPIMemoryAllocator_v14_2_1.h include added')
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with open(dec_path, 'w') as f:
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f.write(content)
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print('All patches applied successfully')
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