Merge remote-tracking branch 'qatar/master'

[ffmpeg] / libavcodec / pcxenc.c

diff --git a/libavcodec/pcxenc.c b/libavcodec/pcxenc.c
index 0f8a140fbf36680ee2d8f29e3dfd9eda74b85853..7cb3af3243c6ba4719ebf8878ff581f8affbb029 100644 (file)
--- a/libavcodec/pcxenc.c
+++ b/libavcodec/pcxenc.c
@@ -105,7 +105,7 @@ static int pcx_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
     const uint8_t *buf_end;
     uint8_t *buf;
 
-    int bpp, nplanes, i, y, line_bytes, written, ret, max_pkt_size;
+    int bpp, nplanes, i, y, line_bytes, written, ret, max_pkt_size, sw, sh;
     const uint32_t *pal = NULL;
     uint32_t palette256[256];
     const uint8_t *src;
@@ -131,7 +131,7 @@ static int pcx_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
     case AV_PIX_FMT_GRAY8:
         bpp = 8;
         nplanes = 1;
-        ff_set_systematic_pal2(palette256, avctx->pix_fmt);
+        avpriv_set_systematic_pal2(palette256, avctx->pix_fmt);
         pal = palette256;
         break;
     case AV_PIX_FMT_PAL8:
@@ -158,6 +158,11 @@ static int pcx_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
     buf     = pkt->data;
     buf_end = pkt->data + pkt->size;
 
+    sw = avctx->sample_aspect_ratio.num;
+    sh = avctx->sample_aspect_ratio.den;
+    if (sw > 0xFFFFu || sh > 0xFFFFu)
+        av_reduce(&sw, &sh, sw, sh, 0xFFFFu);
+
     bytestream_put_byte(&buf, 10);                  // manufacturer
     bytestream_put_byte(&buf, 5);                   // version
     bytestream_put_byte(&buf, 1);                   // encoding
@@ -166,8 +171,8 @@ static int pcx_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
     bytestream_put_le16(&buf, 0);                   // y min
     bytestream_put_le16(&buf, avctx->width - 1);    // x max
     bytestream_put_le16(&buf, avctx->height - 1);   // y max
-    bytestream_put_le16(&buf, 0);                   // horizontal DPI
-    bytestream_put_le16(&buf, 0);                   // vertical DPI
+    bytestream_put_le16(&buf, sw);                  // horizontal DPI
+    bytestream_put_le16(&buf, sh);                  // vertical DPI
     for (i = 0; i < 16; i++)
         bytestream_put_be24(&buf, pal ? pal[i] : 0);// palette (<= 16 color only)
     bytestream_put_byte(&buf, 0);                   // reserved