lavc/libkvazaar: fix incompatible pointer type.
[ffmpeg.git] / libavformat / wc3movie.c
index 478b46f..cb4d4d9 100644 (file)
@@ -1,6 +1,6 @@
 /*
  * Wing Commander III Movie (.mve) File Demuxer
- * Copyright (c) 2003 The ffmpeg Project
+ * Copyright (c) 2003 The FFmpeg project
  *
  * This file is part of FFmpeg.
  *
  *   http://www.pcisys.net/~melanson/codecs/
  */
 
+#include "libavutil/avstring.h"
+#include "libavutil/channel_layout.h"
 #include "libavutil/intreadwrite.h"
+#include "libavutil/dict.h"
 #include "avformat.h"
+#include "internal.h"
 
 #define FORM_TAG MKTAG('F', 'O', 'R', 'M')
 #define MOVE_TAG MKTAG('M', 'O', 'V', 'E')
@@ -81,8 +85,7 @@ static int wc3_probe(AVProbeData *p)
     return AVPROBE_SCORE_MAX;
 }
 
-static int wc3_read_header(AVFormatContext *s,
-                           AVFormatParameters *ap)
+static int wc3_read_header(AVFormatContext *s)
 {
     Wc3DemuxContext *wc3 = s->priv_data;
     AVIOContext *pb = s->pb;
@@ -101,7 +104,7 @@ static int wc3_read_header(AVFormatContext *s,
     wc3->vpkt.data = NULL; wc3->vpkt.size = 0;
 
     /* skip the first 3 32-bit numbers */
-    url_fseek(pb, 12, SEEK_CUR);
+    avio_skip(pb, 12);
 
     /* traverse through the chunks and load the header information before
      * the first BRCH tag */
@@ -114,12 +117,12 @@ static int wc3_read_header(AVFormatContext *s,
         case SOND_TAG:
         case INDX_TAG:
             /* SOND unknown, INDX unnecessary; ignore both */
-            url_fseek(pb, size, SEEK_CUR);
+            avio_skip(pb, size);
             break;
 
         case PC__TAG:
             /* number of palettes, unneeded */
-            url_fseek(pb, 12, SEEK_CUR);
+            avio_skip(pb, 12);
             break;
 
         case BNAM_TAG:
@@ -130,8 +133,8 @@ static int wc3_read_header(AVFormatContext *s,
             if ((ret = avio_read(pb, buffer, size)) != size)
                 return AVERROR(EIO);
             buffer[size] = 0;
-            av_metadata_set2(&s->metadata, "title", buffer,
-                                   AV_METADATA_DONT_STRDUP_VAL);
+            av_dict_set(&s->metadata, "title", buffer,
+                                   AV_DICT_DONT_STRDUP_VAL);
             break;
 
         case SIZE_TAG:
@@ -142,52 +145,51 @@ static int wc3_read_header(AVFormatContext *s,
 
         case PALT_TAG:
             /* one of several palettes */
-            url_fseek(pb, -8, SEEK_CUR);
+            avio_seek(pb, -8, SEEK_CUR);
             av_append_packet(pb, &wc3->vpkt, 8 + PALETTE_SIZE);
             break;
 
         default:
-            av_log(s, AV_LOG_ERROR, "  unrecognized WC3 chunk: %c%c%c%c (0x%02X%02X%02X%02X)\n",
-                (uint8_t)fourcc_tag, (uint8_t)(fourcc_tag >> 8), (uint8_t)(fourcc_tag >> 16), (uint8_t)(fourcc_tag >> 24),
-                (uint8_t)fourcc_tag, (uint8_t)(fourcc_tag >> 8), (uint8_t)(fourcc_tag >> 16), (uint8_t)(fourcc_tag >> 24));
+            av_log(s, AV_LOG_ERROR, "unrecognized WC3 chunk: %s\n",
+                   av_fourcc2str(fourcc_tag));
             return AVERROR_INVALIDDATA;
-            break;
         }
 
         fourcc_tag = avio_rl32(pb);
         /* chunk sizes are 16-bit aligned */
         size = (avio_rb32(pb) + 1) & (~1);
-        if (url_feof(pb))
+        if (avio_feof(pb))
             return AVERROR(EIO);
 
     } while (fourcc_tag != BRCH_TAG);
 
     /* initialize the decoder streams */
-    st = av_new_stream(s, 0);
+    st = avformat_new_stream(s, NULL);
     if (!st)
         return AVERROR(ENOMEM);
-    av_set_pts_info(st, 33, 1, WC3_FRAME_FPS);
+    avpriv_set_pts_info(st, 33, 1, WC3_FRAME_FPS);
     wc3->video_stream_index = st->index;
-    st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
-    st->codec->codec_id = CODEC_ID_XAN_WC3;
-    st->codec->codec_tag = 0;  /* no fourcc */
-    st->codec->width = wc3->width;
-    st->codec->height = wc3->height;
+    st->codecpar->codec_type = AVMEDIA_TYPE_VIDEO;
+    st->codecpar->codec_id = AV_CODEC_ID_XAN_WC3;
+    st->codecpar->codec_tag = 0;  /* no fourcc */
+    st->codecpar->width = wc3->width;
+    st->codecpar->height = wc3->height;
 
-    st = av_new_stream(s, 0);
+    st = avformat_new_stream(s, NULL);
     if (!st)
         return AVERROR(ENOMEM);
-    av_set_pts_info(st, 33, 1, WC3_FRAME_FPS);
+    avpriv_set_pts_info(st, 33, 1, WC3_FRAME_FPS);
     wc3->audio_stream_index = st->index;
-    st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
-    st->codec->codec_id = CODEC_ID_PCM_S16LE;
-    st->codec->codec_tag = 1;
-    st->codec->channels = WC3_AUDIO_CHANNELS;
-    st->codec->bits_per_coded_sample = WC3_AUDIO_BITS;
-    st->codec->sample_rate = WC3_SAMPLE_RATE;
-    st->codec->bit_rate = st->codec->channels * st->codec->sample_rate *
-        st->codec->bits_per_coded_sample;
-    st->codec->block_align = WC3_AUDIO_BITS * WC3_AUDIO_CHANNELS;
+    st->codecpar->codec_type = AVMEDIA_TYPE_AUDIO;
+    st->codecpar->codec_id = AV_CODEC_ID_PCM_S16LE;
+    st->codecpar->codec_tag = 1;
+    st->codecpar->channels = WC3_AUDIO_CHANNELS;
+    st->codecpar->channel_layout = AV_CH_LAYOUT_MONO;
+    st->codecpar->bits_per_coded_sample = WC3_AUDIO_BITS;
+    st->codecpar->sample_rate = WC3_SAMPLE_RATE;
+    st->codecpar->bit_rate = st->codecpar->channels * st->codecpar->sample_rate *
+        st->codecpar->bits_per_coded_sample;
+    st->codecpar->block_align = WC3_AUDIO_BITS * WC3_AUDIO_CHANNELS;
 
     return 0;
 }
@@ -208,7 +210,7 @@ static int wc3_read_packet(AVFormatContext *s,
         fourcc_tag = avio_rl32(pb);
         /* chunk sizes are 16-bit aligned */
         size = (avio_rb32(pb) + 1) & (~1);
-        if (url_feof(pb))
+        if (avio_feof(pb))
             return AVERROR(EIO);
 
         switch (fourcc_tag) {
@@ -219,13 +221,13 @@ static int wc3_read_packet(AVFormatContext *s,
 
         case SHOT_TAG:
             /* load up new palette */
-            url_fseek(pb, -8, SEEK_CUR);
+            avio_seek(pb, -8, SEEK_CUR);
             av_append_packet(pb, &wc3->vpkt, 8 + 4);
             break;
 
         case VGA__TAG:
             /* send out video chunk */
-            url_fseek(pb, -8, SEEK_CUR);
+            avio_seek(pb, -8, SEEK_CUR);
             ret= av_append_packet(pb, &wc3->vpkt, 8 + size);
             // ignore error if we have some data
             if (wc3->vpkt.size > 0)
@@ -239,21 +241,23 @@ static int wc3_read_packet(AVFormatContext *s,
 
         case TEXT_TAG:
             /* subtitle chunk */
-#if 0
-            url_fseek(pb, size, SEEK_CUR);
-#else
             if ((unsigned)size > sizeof(text) || (ret = avio_read(pb, text, size)) != size)
                 ret = AVERROR(EIO);
             else {
                 int i = 0;
                 av_log (s, AV_LOG_DEBUG, "Subtitle time!\n");
+                if (i >= size || av_strnlen(&text[i + 1], size - i - 1) >= size - i - 1)
+                    return AVERROR_INVALIDDATA;
                 av_log (s, AV_LOG_DEBUG, "  inglish: %s\n", &text[i + 1]);
                 i += text[i] + 1;
+                if (i >= size || av_strnlen(&text[i + 1], size - i - 1) >= size - i - 1)
+                    return AVERROR_INVALIDDATA;
                 av_log (s, AV_LOG_DEBUG, "  doytsch: %s\n", &text[i + 1]);
                 i += text[i] + 1;
+                if (i >= size || av_strnlen(&text[i + 1], size - i - 1) >= size - i - 1)
+                    return AVERROR_INVALIDDATA;
                 av_log (s, AV_LOG_DEBUG, "  fronsay: %s\n", &text[i + 1]);
             }
-#endif
             break;
 
         case AUDI_TAG:
@@ -269,9 +273,8 @@ static int wc3_read_packet(AVFormatContext *s,
             break;
 
         default:
-            av_log (s, AV_LOG_ERROR, "  unrecognized WC3 chunk: %c%c%c%c (0x%02X%02X%02X%02X)\n",
-                (uint8_t)fourcc_tag, (uint8_t)(fourcc_tag >> 8), (uint8_t)(fourcc_tag >> 16), (uint8_t)(fourcc_tag >> 24),
-                (uint8_t)fourcc_tag, (uint8_t)(fourcc_tag >> 8), (uint8_t)(fourcc_tag >> 16), (uint8_t)(fourcc_tag >> 24));
+            av_log(s, AV_LOG_ERROR, "unrecognized WC3 chunk: %s\n",
+                   av_fourcc2str(fourcc_tag));
             ret = AVERROR_INVALIDDATA;
             packet_read = 1;
             break;
@@ -286,17 +289,17 @@ static int wc3_read_close(AVFormatContext *s)
     Wc3DemuxContext *wc3 = s->priv_data;
 
     if (wc3->vpkt.size > 0)
-        av_free_packet(&wc3->vpkt);
+        av_packet_unref(&wc3->vpkt);
 
     return 0;
 }
 
 AVInputFormat ff_wc3_demuxer = {
-    "wc3movie",
-    NULL_IF_CONFIG_SMALL("Wing Commander III movie format"),
-    sizeof(Wc3DemuxContext),
-    wc3_probe,
-    wc3_read_header,
-    wc3_read_packet,
-    wc3_read_close,
+    .name           = "wc3movie",
+    .long_name      = NULL_IF_CONFIG_SMALL("Wing Commander III movie"),
+    .priv_data_size = sizeof(Wc3DemuxContext),
+    .read_probe     = wc3_probe,
+    .read_header    = wc3_read_header,
+    .read_packet    = wc3_read_packet,
+    .read_close     = wc3_read_close,
 };