mov: fix assigment check

[ffmpeg] / libavformat / rmdec.c

diff --git a/libavformat/rmdec.c b/libavformat/rmdec.c
index 07d218e311cae9146b6b811325d31fb68583e911..38fb1ec60706786dcc8c8a1ffd480641508547e0 100644 (file)
--- a/libavformat/rmdec.c
+++ b/libavformat/rmdec.c
@@ -19,16 +19,19 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+#include <inttypes.h>
+
 #include "libavutil/avstring.h"
+#include "libavutil/channel_layout.h"
+#include "libavutil/internal.h"
 #include "libavutil/intreadwrite.h"
 #include "libavutil/dict.h"
 #include "avformat.h"
 #include "internal.h"
-#include "riff.h"
 #include "rmsipr.h"
 #include "rm.h"
 
-#define DEINT_ID_GENR MKTAG('g', 'e', 'n', 'r') ///< interleaving for Cooker/Atrac
+#define DEINT_ID_GENR MKTAG('g', 'e', 'n', 'r') ///< interleaving for Cooker/ATRAC
 #define DEINT_ID_INT0 MKTAG('I', 'n', 't', '0') ///< no interleaving needed
 #define DEINT_ID_INT4 MKTAG('I', 'n', 't', '4') ///< interleaving for 28.8
 #define DEINT_ID_SIPR MKTAG('s', 'i', 'p', 'r') ///< interleaving for Sipro
@@ -83,23 +86,22 @@ static int rm_read_extradata(AVIOContext *pb, AVCodecContext *avctx, unsigned si
 {
     if (size >= 1<<24)
         return -1;
-    avctx->extradata = av_malloc(size + FF_INPUT_BUFFER_PADDING_SIZE);
+    avctx->extradata = av_mallocz(size + FF_INPUT_BUFFER_PADDING_SIZE);
     if (!avctx->extradata)
         return AVERROR(ENOMEM);
     avctx->extradata_size = avio_read(pb, avctx->extradata, size);
-    memset(avctx->extradata + avctx->extradata_size, 0, FF_INPUT_BUFFER_PADDING_SIZE);
     if (avctx->extradata_size != size)
         return AVERROR(EIO);
     return 0;
 }
 
-static void rm_read_metadata(AVFormatContext *s, int wide)
+static void rm_read_metadata(AVFormatContext *s, AVIOContext *pb, int wide)
 {
     char buf[1024];
     int i;
     for (i=0; i<FF_ARRAY_ELEMS(ff_rm_metadata); i++) {
-        int len = wide ? avio_rb16(s->pb) : avio_r8(s->pb);
-        get_strl(s->pb, buf, sizeof(buf), len);
+        int len = wide ? avio_rb16(pb) : avio_r8(pb);
+        get_strl(pb, buf, sizeof(buf), len);
         av_dict_set(&s->metadata, ff_rm_metadata[i], buf, 0);
     }
 }
@@ -129,7 +131,7 @@ static int rm_read_audio_stream_info(AVFormatContext *s, AVIOContext *pb,
         int header_size = avio_rb16(pb);
         int64_t startpos = avio_tell(pb);
         avio_skip(pb, 14);
-        rm_read_metadata(s, 0);
+        rm_read_metadata(s, pb, 0);
         if ((startpos + header_size) >= avio_tell(pb) + 2) {
             // fourcc (should always be "lpcJ")
             avio_r8(pb);
@@ -140,6 +142,7 @@ static int rm_read_audio_stream_info(AVFormatContext *s, AVIOContext *pb,
             avio_skip(pb, header_size + startpos - avio_tell(pb));
         st->codec->sample_rate = 8000;
         st->codec->channels = 1;
+        st->codec->channel_layout = AV_CH_LAYOUT_MONO;
         st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
         st->codec->codec_id = AV_CODEC_ID_RA_144;
         ast->deint_id = DEINT_ID_INT0;
@@ -236,8 +239,6 @@ static int rm_read_audio_stream_info(AVFormatContext *s, AVIOContext *pb,
                     return ret;
             }
             break;
-        default:
-            av_strlcpy(st->codec->codec_name, buf, sizeof(st->codec->codec_name));
         }
         if (ast->deint_id == DEINT_ID_INT4 ||
             ast->deint_id == DEINT_ID_GENR ||
@@ -267,7 +268,7 @@ static int rm_read_audio_stream_info(AVFormatContext *s, AVIOContext *pb,
         case DEINT_ID_VBRF:
             break;
         default:
-            av_log(NULL,0,"Unknown interleaver %X\n", ast->deint_id);
+            av_log(NULL, 0 ,"Unknown interleaver %"PRIX32"\n", ast->deint_id);
             return AVERROR_INVALIDDATA;
         }
 
@@ -275,7 +276,7 @@ static int rm_read_audio_stream_info(AVFormatContext *s, AVIOContext *pb,
             avio_r8(pb);
             avio_r8(pb);
             avio_r8(pb);
-            rm_read_metadata(s, 0);
+            rm_read_metadata(s, pb, 0);
         }
     }
     return 0;
@@ -330,11 +331,13 @@ ff_rm_read_mdpr_codecdata (AVFormatContext *s, AVIOContext *pb,
         if ((ret = rm_read_extradata(pb, st->codec, codec_data_size - (avio_tell(pb) - codec_pos))) < 0)
             return ret;
 
-        av_reduce(&st->avg_frame_rate.den, &st->avg_frame_rate.num,
-                  0x10000, fps, (1 << 30) - 1);
-#if FF_API_R_FRAME_RATE
-        st->r_frame_rate = st->avg_frame_rate;
-#endif
+        if (fps > 0) {
+            av_reduce(&st->avg_frame_rate.den, &st->avg_frame_rate.num,
+                      0x10000, fps, (1 << 30) - 1);
+        } else if (s->error_recognition & AV_EF_EXPLODE) {
+            av_log(s, AV_LOG_ERROR, "Invalid framerate\n");
+            return AVERROR_INVALIDDATA;
+        }
     }
 
 skip:
@@ -470,7 +473,7 @@ static int rm_read_header(AVFormatContext *s)
             flags = avio_rb16(pb); /* flags */
             break;
         case MKTAG('C', 'O', 'N', 'T'):
-            rm_read_metadata(s, 1);
+            rm_read_metadata(s, pb, 1);
             break;
         case MKTAG('M', 'D', 'P', 'R'):
             st = avformat_new_stream(s, NULL);
@@ -677,6 +680,12 @@ static int rm_assemble_video_frame(AVFormatContext *s, AVIOContext *pb,
         *pkt= vst->pkt;
         vst->pkt.data= NULL;
         vst->pkt.size= 0;
+        vst->pkt.buf = NULL;
+#if FF_API_DESTRUCT_PACKET
+FF_DISABLE_DEPRECATION_WARNINGS
+        vst->pkt.destruct = NULL;
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif
         if(vst->slices != vst->cur_slice) //FIXME find out how to set slices correct from the begin
             memmove(pkt->data + 1 + 8*vst->cur_slice, pkt->data + 1 + 8*vst->slices,
                 vst->videobufpos - 1 - 8*vst->slices);
@@ -807,7 +816,9 @@ ff_rm_retrieve_cache (AVFormatContext *s, AVIOContext *pb,
         ast->deint_id == DEINT_ID_VBRS)
         av_get_packet(pb, pkt, ast->sub_packet_lengths[ast->sub_packet_cnt - rm->audio_pkt_cnt]);
     else {
-        av_new_packet(pkt, st->codec->block_align);
+        int ret = av_new_packet(pkt, st->codec->block_align);
+        if (ret < 0)
+            return ret;
         memcpy(pkt->data, ast->pkt.data + st->codec->block_align * //FIXME avoid this
                (ast->sub_packet_h * ast->audio_framesize / st->codec->block_align - rm->audio_pkt_cnt),
                st->codec->block_align);
@@ -854,7 +865,7 @@ static int rm_read_packet(AVFormatContext *s, AVPacket *pkt)
                     st = s->streams[i];
             }
 
-            if(len<0 || s->pb->eof_reached)
+            if (len <= 0 || s->pb->eof_reached)
                 return AVERROR(EIO);
 
             res = ff_rm_parse_packet (s, s->pb, st, st->priv_data, len, pkt,