X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fflacenc.c;fp=libavcodec%2Fflacenc.c;h=b4137ca6c52851d675448e29a7e02054714e73b6;hb=c86ecdf3f7b0c78ebfea23989b1a5d34885e119f;hp=c769833c35e91b6796153845a409d9e53059c177;hpb=899e19f1776c607c126b291a7e0a614782f18f42;p=ffmpeg

diff --git a/libavcodec/flacenc.c b/libavcodec/flacenc.c
index c769833c35e..b4137ca6c52 100644
--- a/libavcodec/flacenc.c
+++ b/libavcodec/flacenc.c
@@ -335,9 +335,9 @@ static av_cold int flac_encode_init(AVCodecContext *avctx)
     if (s->options.max_partition_order < 0)
         s->options.max_partition_order = ((int[]){  2,  2,  3,  3,  3,  8,  8,  8,  8,  8,  8,  8,  8})[level];
 
-    if (s->options.lpc_type == FF_LPC_TYPE_NONE) {
-        s->options.min_prediction_order = 0;
-    } else if (avctx->min_prediction_order >= 0) {
+#if FF_API_PRIVATE_OPT
+FF_DISABLE_DEPRECATION_WARNINGS
+    if (avctx->min_prediction_order >= 0) {
         if (s->options.lpc_type == FF_LPC_TYPE_FIXED) {
             if (avctx->min_prediction_order > MAX_FIXED_ORDER) {
                 av_log(avctx, AV_LOG_WARNING,
@@ -353,9 +353,7 @@ static av_cold int flac_encode_init(AVCodecContext *avctx)
         }
         s->options.min_prediction_order = avctx->min_prediction_order;
     }
-    if (s->options.lpc_type == FF_LPC_TYPE_NONE) {
-        s->options.max_prediction_order = 0;
-    } else if (avctx->max_prediction_order >= 0) {
+    if (avctx->max_prediction_order >= 0) {
         if (s->options.lpc_type == FF_LPC_TYPE_FIXED) {
             if (avctx->max_prediction_order > MAX_FIXED_ORDER) {
                 av_log(avctx, AV_LOG_WARNING,
@@ -371,6 +369,26 @@ static av_cold int flac_encode_init(AVCodecContext *avctx)
         }
         s->options.max_prediction_order = avctx->max_prediction_order;
     }
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif
+    if (s->options.lpc_type == FF_LPC_TYPE_NONE) {
+        s->options.min_prediction_order = 0;
+        s->options.max_prediction_order = 0;
+    } else if (s->options.lpc_type == FF_LPC_TYPE_FIXED) {
+        if (s->options.min_prediction_order > MAX_FIXED_ORDER) {
+            av_log(avctx, AV_LOG_WARNING,
+                   "invalid min prediction order %d, clamped to %d\n",
+                   s->options.min_prediction_order, MAX_FIXED_ORDER);
+            s->options.min_prediction_order = MAX_FIXED_ORDER;
+        }
+        if (s->options.max_prediction_order > MAX_FIXED_ORDER) {
+            av_log(avctx, AV_LOG_WARNING,
+                   "invalid max prediction order %d, clamped to %d\n",
+                   s->options.max_prediction_order, MAX_FIXED_ORDER);
+            s->options.max_prediction_order = MAX_FIXED_ORDER;
+        }
+    }
+
     if (s->options.max_prediction_order < s->options.min_prediction_order) {
         av_log(avctx, AV_LOG_ERROR, "invalid prediction orders: min=%d max=%d\n",
                s->options.min_prediction_order, s->options.max_prediction_order);
@@ -1464,6 +1482,9 @@ static const AVOption options[] = {
 { "mid_side",   NULL, 0, AV_OPT_TYPE_CONST, { .i64 = FLAC_CHMODE_MID_SIDE    }, INT_MIN, INT_MAX, FLAGS, "ch_mode" },
 { "exact_rice_parameters", "Calculate rice parameters exactly", offsetof(FlacEncodeContext, options.exact_rice_parameters), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, FLAGS },
 { "multi_dim_quant",       "Multi-dimensional quantization",    offsetof(FlacEncodeContext, options.multi_dim_quant),       AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, FLAGS },
+{ "min_prediction_order", NULL, offsetof(FlacEncodeContext, options.min_prediction_order), AV_OPT_TYPE_INT, { .i64 = 0 }, MIN_LPC_ORDER, MAX_LPC_ORDER, FLAGS },
+{ "max_prediction_order", NULL, offsetof(FlacEncodeContext, options.max_prediction_order), AV_OPT_TYPE_INT, { .i64 = 0 }, MIN_LPC_ORDER, MAX_LPC_ORDER, FLAGS },
+
 { NULL },
 };