avcodec/flac_parser: Use native endianness when possible

[ffmpeg] / libavcodec / dnxhdenc.c

diff --git a/libavcodec/dnxhdenc.c b/libavcodec/dnxhdenc.c
index 5135eedfd6c0e6b84238be91f2b8d5b004f90fb5..2feb8baf219748177e97df396ca48d42371d14e6 100644 (file)
--- a/libavcodec/dnxhdenc.c
+++ b/libavcodec/dnxhdenc.c
@@ -220,7 +220,7 @@ static av_cold int dnxhd_init_vlc(DNXHDEncContext *ctx)
     ctx->vlc_bits  = ctx->orig_vlc_bits + max_level * 2;
     for (level = -max_level; level < max_level; level++) {
         for (run = 0; run < 2; run++) {
-            int index = (level << 1) | run;
+            int index = level * (1 << 1) | run;
             int sign, offset = 0, alevel = level;
 
             MASK_ABS(sign, alevel);
@@ -473,10 +473,16 @@ static av_cold int dnxhd_encode_init(AVCodecContext *avctx)
         ctx->m.mb_height /= 2;
     }
 
+    if (ctx->interlaced && ctx->profile != FF_PROFILE_DNXHD) {
+        av_log(avctx, AV_LOG_ERROR,
+               "Interlaced encoding is not supported for DNxHR profiles.\n");
+        return AVERROR(EINVAL);
+    }
+
     ctx->m.mb_num = ctx->m.mb_height * ctx->m.mb_width;
 
     if (ctx->cid_table->frame_size == DNXHD_VARIABLE) {
-        ctx->frame_size = ff_dnxhd_get_hr_frame_size(ctx->cid,
+        ctx->frame_size = avpriv_dnxhd_get_hr_frame_size(ctx->cid,
                                                      avctx->width, avctx->height);
         av_assert0(ctx->frame_size >= 0);
         ctx->coding_unit_size = ctx->frame_size;
@@ -536,6 +542,8 @@ FF_ENABLE_DEPRECATION_WARNINGS
     if (avctx->active_thread_type == FF_THREAD_SLICE) {
         for (i = 1; i < avctx->thread_count; i++) {
             ctx->thread[i] = av_malloc(sizeof(DNXHDEncContext));
+            if (!ctx->thread[i])
+                goto fail;
             memcpy(ctx->thread[i], ctx, sizeof(DNXHDEncContext));
         }
     }
@@ -610,7 +618,7 @@ void dnxhd_encode_block(DNXHDEncContext *ctx, int16_t *block,
         slevel = block[j];
         if (slevel) {
             int run_level = i - last_non_zero - 1;
-            int rlevel = (slevel << 1) | !!run_level;
+            int rlevel = slevel * (1 << 1) | !!run_level;
             put_bits(&ctx->m.pb, ctx->vlc_bits[rlevel], ctx->vlc_codes[rlevel]);
             if (run_level)
                 put_bits(&ctx->m.pb, ctx->run_bits[run_level],
@@ -690,7 +698,7 @@ int dnxhd_calc_ac_bits(DNXHDEncContext *ctx, int16_t *block, int last_index)
         level = block[j];
         if (level) {
             int run_level = i - last_non_zero - 1;
-            bits += ctx->vlc_bits[(level << 1) |
+            bits += ctx->vlc_bits[level * (1 << 1) |
                     !!run_level] + ctx->run_bits[run_level];
             last_non_zero = i;
         }