ExternalVendorCode/whisper.cpp
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whisper : fix condition for providing past prompt (critical)

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This bug has been present since v1.1.0.

Effectively, the past transcribed text wasn't being used for following
transcriptions, which likely significantly reduces the transcription
quality.

Likely related to #419
This commit is contained in:
Georgi Gerganov 2023-01-22 10:47:01 +02:00
parent 21c569ba4a
commit 78f166174f
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1 changed files with 1 additions and 1 deletions
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whisper.cpp
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@ -3449,7 +3449,7 @@ int whisper_full(
prompt.clear(); prompt.clear();
// if we have already generated some text, use it as a prompt to condition the next generation // if we have already generated some text, use it as a prompt to condition the next generation
if (!prompt_past.empty() && t_cur > 0.5f) { if (!prompt_past.empty() && t_cur < 0.5f) {
int n_take = std::min(std::min(params.n_max_text_ctx, whisper_n_text_ctx(ctx)/2), int(prompt_past.size())); int n_take = std::min(std::min(params.n_max_text_ctx, whisper_n_text_ctx(ctx)/2), int(prompt_past.size()));
prompt = { whisper_token_prev(ctx) }; prompt = { whisper_token_prev(ctx) };