[FFmpeg-devel] [PATCH] biquad options

[이기원]

I found tiny mistake in af_biquads.c
So, biquad options is not work.

I modify INT16_MAX -> INT16_MIN.
This change can be used biquad options.

Thank you.

af_biquads.c

 #endif  /* CONFIG_ALLPASS_FILTER */
 #if CONFIG_BIQUAD_FILTER
 static const AVOption biquad_options[] = {
-    {"a0", NULL, OFFSET(a0), AV_OPT_TYPE_DOUBLE, {.dbl=1}, INT16_MAX,
INT16_MAX, FLAGS},
-    {"a1", NULL, OFFSET(a1), AV_OPT_TYPE_DOUBLE, {.dbl=1}, INT16_MAX,
INT16_MAX, FLAGS},
-    {"a2", NULL, OFFSET(a2), AV_OPT_TYPE_DOUBLE, {.dbl=1}, INT16_MAX,
INT16_MAX, FLAGS},
-    {"b0", NULL, OFFSET(b0), AV_OPT_TYPE_DOUBLE, {.dbl=1}, INT16_MAX,
INT16_MAX, FLAGS},
-    {"b1", NULL, OFFSET(b1), AV_OPT_TYPE_DOUBLE, {.dbl=1}, INT16_MAX,
INT16_MAX, FLAGS},
-    {"b2", NULL, OFFSET(b2), AV_OPT_TYPE_DOUBLE, {.dbl=1}, INT16_MAX,
INT16_MAX, FLAGS},
+    {"a0", NULL, OFFSET(a0), AV_OPT_TYPE_DOUBLE, {.dbl=1}, INT16_MIN,
INT16_MAX, FLAGS},
+    {"a1", NULL, OFFSET(a1), AV_OPT_TYPE_DOUBLE, {.dbl=1}, INT16_MIN,
INT16_MAX, FLAGS},
+    {"a2", NULL, OFFSET(a2), AV_OPT_TYPE_DOUBLE, {.dbl=1}, INT16_MIN,
INT16_MAX, FLAGS},
+    {"b0", NULL, OFFSET(b0), AV_OPT_TYPE_DOUBLE, {.dbl=1}, INT16_MIN,
INT16_MAX, FLAGS},
+    {"b1", NULL, OFFSET(b1), AV_OPT_TYPE_DOUBLE, {.dbl=1}, INT16_MIN,
INT16_MAX, FLAGS},
+    {"b2", NULL, OFFSET(b2), AV_OPT_TYPE_DOUBLE, {.dbl=1}, INT16_MIN,
INT16_MAX, FLAGS},