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video-scaler: add precision to make_s16_taps

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This commit is contained in:
Wim Taymans 2014-10-29 16:13:02 +01:00
parent 72b30ac5ed
commit 84176843c1
1 changed files with 4 additions and 4 deletions
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8
gst-libs/gst/video/video-scaler.c
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@ -245,7 +245,7 @@ resampler_convert_coeff (const gdouble * src,
} }
static void static void
make_s16_taps (GstVideoScaler * scale) make_s16_taps (GstVideoScaler * scale, gint precision)
{ {
gint i, max_taps, n_phases; gint i, max_taps, n_phases;
gint16 *taps_s16; gint16 *taps_s16;
@ -258,7 +258,7 @@ make_s16_taps (GstVideoScaler * scale)
taps_s16 = scale->taps_s16 = g_malloc (sizeof (gint16) * n_phases * max_taps); taps_s16 = scale->taps_s16 = g_malloc (sizeof (gint16) * n_phases * max_taps);
for (i = 0; i < n_phases; i++) { for (i = 0; i < n_phases; i++) {
resampler_convert_coeff (taps, taps_s16, max_taps, 16, S16_SCALE); resampler_convert_coeff (taps, taps_s16, max_taps, 16, precision);
taps += max_taps; taps += max_taps;
taps_s16 += max_taps; taps_s16 += max_taps;
@ -299,7 +299,7 @@ video_scale_h_ntap_8888 (GstVideoScaler * scale,
guint32 *offset, *phase; guint32 *offset, *phase;
if (scale->taps_s16 == NULL) if (scale->taps_s16 == NULL)
make_s16_taps (scale); make_s16_taps (scale, S16_SCALE);
max_taps = scale->resampler.max_taps; max_taps = scale->resampler.max_taps;
offset = scale->resampler.offset + dest_offset; offset = scale->resampler.offset + dest_offset;
@ -339,7 +339,7 @@ video_scale_v_ntap_8888 (GstVideoScaler * scale,
guint8 *s, *d; guint8 *s, *d;
if (scale->taps_s16 == NULL) if (scale->taps_s16 == NULL)
make_s16_taps (scale); make_s16_taps (scale, S16_SCALE);
max_taps = scale->resampler.max_taps; max_taps = scale->resampler.max_taps;
t = scale->taps_s16 + (scale->resampler.phase[dest_offset] * max_taps); t = scale->taps_s16 + (scale->resampler.phase[dest_offset] * max_taps);