tiffdec: support LZW compression with inverted FillOrder

[ffmpeg] / libavcodec / libschroedingerdec.c

diff --git a/libavcodec/libschroedingerdec.c b/libavcodec/libschroedingerdec.c
index ae11cc5e2f2a38b6c487d45c071c2160776ceb88..bce0271850ee9263f69cc066e3a26255316cfc8b 100644 (file)
--- a/libavcodec/libschroedingerdec.c
+++ b/libavcodec/libschroedingerdec.c
@@ -2,20 +2,20 @@
  * Dirac decoder support via Schroedinger libraries
  * Copyright (c) 2008 BBC, Anuradha Suraparaju <asuraparaju at gmail dot com >
  *
- * This file is part of Libav.
+ * This file is part of FFmpeg.
  *
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  *
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
@@ -37,10 +37,6 @@
 #include "internal.h"
 #include "libschroedinger.h"
 
-#undef NDEBUG
-#include <assert.h>
-
-
 #include <schroedinger/schro.h>
 #include <schroedinger/schrodebug.h>
 #include <schroedinger/schrovideoformat.h>
@@ -137,7 +133,7 @@ static SchroBuffer *find_next_parse_unit(SchroParseUnitContext *parse_ctx)
 }
 
 /**
-* Returns Libav chroma format.
+* Returns FFmpeg chroma format.
 */
 static enum AVPixelFormat get_chroma_format(SchroChromaFormat schro_pix_fmt)
 {
@@ -182,7 +178,7 @@ static void libschroedinger_handle_first_access_unit(AVCodecContext *avccontext)
 
     p_schro_params->format = schro_decoder_get_video_format(decoder);
 
-    /* Tell Libav about sequence details. */
+    /* Tell FFmpeg about sequence details. */
     if (av_image_check_size(p_schro_params->format->width,
                             p_schro_params->format->height, 0, avccontext) < 0) {
         av_log(avccontext, AV_LOG_ERROR, "invalid dimensions (%dx%d)\n",
@@ -207,7 +203,7 @@ static void libschroedinger_handle_first_access_unit(AVCodecContext *avccontext)
 }
 
 static int libschroedinger_decode_frame(AVCodecContext *avccontext,
-                                        void *data, int *data_size,
+                                        void *data, int *got_frame,
                                         AVPacket *avpkt)
 {
     const uint8_t *buf = avpkt->data;
@@ -225,7 +221,7 @@ static int libschroedinger_decode_frame(AVCodecContext *avccontext,
     SchroParseUnitContext parse_ctx;
     LibSchroFrameContext *framewithpts = NULL;
 
-    *data_size = 0;
+    *got_frame = 0;
 
     parse_context_init(&parse_ctx, buf, buf_size);
     if (!buf_size) {
@@ -341,14 +337,14 @@ static int libschroedinger_decode_frame(AVCodecContext *avccontext,
         p_schro_params->dec_frame.linesize[2] = framewithpts->frame->components[2].stride;
 
         *(AVFrame*)data = p_schro_params->dec_frame;
-        *data_size      = sizeof(AVFrame);
+        *got_frame      = 1;
 
         /* Now free the frame resources. */
         libschroedinger_decode_frame_free(framewithpts->frame);
         av_free(framewithpts);
     } else {
         data       = NULL;
-        *data_size = 0;
+        *got_frame = 0;
     }
     return buf_size;
 }