X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fpngenc.c;h=e2636b7dafddc3550b663c1247c7cb033626b2f4;hb=1ec87f50f42a16f9228444dc08aa8264879f61e1;hp=69b44954049a5b3448d921d78a1d2a5c0273d8af;hpb=768b07e3bca7e81d2f9c60badb3973d3d88481dc;p=ffmpeg

diff --git a/libavcodec/pngenc.c b/libavcodec/pngenc.c
index 69b44954049..e2636b7dafd 100644
--- a/libavcodec/pngenc.c
+++ b/libavcodec/pngenc.c
@@ -741,18 +741,18 @@ static int apng_encode_frame(AVCodecContext *avctx, const AVFrame *pict,
     diffFrame->format = pict->format;
     diffFrame->width = pict->width;
     diffFrame->height = pict->height;
-    if ((ret = av_frame_get_buffer(diffFrame, 32)) < 0)
+    if ((ret = av_frame_get_buffer(diffFrame, 0)) < 0)
         goto fail;
 
     original_bytestream = s->bytestream;
     original_bytestream_end = s->bytestream_end;
 
     temp_bytestream = av_malloc(original_bytestream_end - original_bytestream);
-    temp_bytestream_end = temp_bytestream + (original_bytestream_end - original_bytestream);
     if (!temp_bytestream) {
         ret = AVERROR(ENOMEM);
         goto fail;
     }
+    temp_bytestream_end = temp_bytestream + (original_bytestream_end - original_bytestream);
 
     for (last_fctl_chunk.dispose_op = 0; last_fctl_chunk.dispose_op < 3; ++last_fctl_chunk.dispose_op) {
         // 0: APNG_DISPOSE_OP_NONE
@@ -956,7 +956,7 @@ static int encode_apng(AVCodecContext *avctx, AVPacket *pkt,
                 s->prev_frame->format = pict->format;
                 s->prev_frame->width = pict->width;
                 s->prev_frame->height = pict->height;
-                if ((ret = av_frame_get_buffer(s->prev_frame, 32)) < 0)
+                if ((ret = av_frame_get_buffer(s->prev_frame, 0)) < 0)
                     return ret;
             }
 
@@ -1017,15 +1017,6 @@ FF_ENABLE_DEPRECATION_WARNINGS
 
     ff_llvidencdsp_init(&s->llvidencdsp);
 
-#if FF_API_PRIVATE_OPT
-FF_DISABLE_DEPRECATION_WARNINGS
-    if (avctx->prediction_method)
-        s->filter_type = av_clip(avctx->prediction_method,
-                                 PNG_FILTER_VALUE_NONE,
-                                 PNG_FILTER_VALUE_MIXED);
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
-
     if (avctx->pix_fmt == AV_PIX_FMT_MONOBLACK)
         s->filter_type = PNG_FILTER_VALUE_NONE;
 
@@ -1146,7 +1137,7 @@ AVCodec ff_png_encoder = {
     .init           = png_enc_init,
     .close          = png_enc_close,
     .encode2        = encode_png,
-    .capabilities   = AV_CODEC_CAP_FRAME_THREADS | AV_CODEC_CAP_INTRA_ONLY,
+    .capabilities   = AV_CODEC_CAP_FRAME_THREADS,
     .pix_fmts       = (const enum AVPixelFormat[]) {
         AV_PIX_FMT_RGB24, AV_PIX_FMT_RGBA,
         AV_PIX_FMT_RGB48BE, AV_PIX_FMT_RGBA64BE,
@@ -1174,7 +1165,7 @@ AVCodec ff_apng_encoder = {
         AV_PIX_FMT_PAL8,
         AV_PIX_FMT_GRAY8, AV_PIX_FMT_GRAY8A,
         AV_PIX_FMT_GRAY16BE, AV_PIX_FMT_YA16BE,
-        AV_PIX_FMT_MONOBLACK, AV_PIX_FMT_NONE
+        AV_PIX_FMT_NONE
     },
     .priv_class     = &apngenc_class,
 };