diff options
| author |   Naoto Yamaguchi <i33399_YAMAGUCHI@aisin-aw.co.jp> | 2016-12-21 00:43:00 +0900 |
|---|---|---|
| committer | Naoto Yamaguchi <i33399_YAMAGUCHI@aisin-aw.co.jp> | 2016-12-21 00:43:00 +0900 |
| commit | 611806e19ca6da042c5c3ad843c7d988f4e57783 (patch) | |
| tree | 44b1cfeab61af4262a67afc42a0c3288f326fe44 | |
| parent | f4743ec44fb3fdac04a82790b763cb84f51cc6b7 (diff) | |
Adding patch to adjust volume of TTS engine
OSS TTS engine has problems of low volume.
This patch adds the normalize function to OSS TTS engine.
Change-Id: I21c2c6d20bb9e8bef6f3b8ca1c8440baa7ffe2b8
Signed-off-by: Naoto Yamaguchi <i33399_YAMAGUCHI@aisin-aw.co.jp>
| -rw-r--r-- | recipes-multimedia/hts_engine/hts-engine/nomalize.patch | 31 | ||||
| -rw-r--r--[-rwxr-xr-x] | recipes-multimedia/hts_engine/hts-engine_1.10.bb | 4 |
2 files changed, 34 insertions, 1 deletions
diff --git a/recipes-multimedia/hts_engine/hts-engine/nomalize.patch b/recipes-multimedia/hts_engine/hts-engine/nomalize.patch new file mode 100644 index 00000000..e292fbb1 --- /dev/null +++ b/recipes-multimedia/hts_engine/hts-engine/nomalize.patch @@ -0,0 +1,31 @@ +diff --git a/lib/HTS_engine.c b/lib/HTS_engine.c +old mode 100644 +new mode 100755 +index 5325426..b507226 +--- a/lib/HTS_engine.c ++++ b/lib/HTS_engine.c +@@ -733,6 +733,9 @@ void HTS_Engine_save_riff(HTS_Engine * engine, FILE * fp) + HTS_fwrite_little_endian(data_37_40, sizeof(char), 4, fp); + HTS_fwrite_little_endian(&data_41_44, sizeof(int), 1, fp); + /* write data */ ++ ++ short peak = 0; ++ + for (i = 0; i < HTS_GStreamSet_get_total_nsamples(gss); i++) { + x = HTS_GStreamSet_get_speech(gss, i); + if (x > 32767.0) +@@ -741,6 +744,14 @@ void HTS_Engine_save_riff(HTS_Engine * engine, FILE * fp) + temp = -32768; + else + temp = (short) x; ++ short sample = abs(temp); ++ if(peak < sample) ++ peak = sample; ++ } ++ float mul = (32767.0f / peak); ++ for (i = 0; i < HTS_GStreamSet_get_total_nsamples(gss); i++) { ++ x = HTS_GStreamSet_get_speech(gss, i); ++ temp = ((short) x) * mul; + HTS_fwrite_little_endian(&temp, sizeof(short), 1, fp); + } + } diff --git a/recipes-multimedia/hts_engine/hts-engine_1.10.bb b/recipes-multimedia/hts_engine/hts-engine_1.10.bb index 3522f666..ed5cae63 100755..100644 --- a/recipes-multimedia/hts_engine/hts-engine_1.10.bb +++ b/recipes-multimedia/hts_engine/hts-engine_1.10.bb @@ -12,7 +12,9 @@ BBCLASSEXTEND = "native" S = "${WORKDIR}/hts_engine_API-${PV}" -SRC_URI = "http://downloads.sourceforge.net/hts-engine/hts_engine_API-${PV}.tar.gz" +SRC_URI = "http://downloads.sourceforge.net/hts-engine/hts_engine_API-${PV}.tar.gz \ + file://nomalize.patch \ + " SRC_URI[md5sum] = "5626d1e2522659e93fb295f0b42339f5" SRC_URI[sha256sum] = "e2132be5860d8fb4a460be766454cfd7c3e21cf67b509c48e1804feab14968f7" |