avformat: export queue_attached_pictures
[ffmpeg.git] / libavformat / avienc.c
index 3604a6c..ff25d79 100644 (file)
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 #include "avformat.h"
+#include "internal.h"
 #include "avi.h"
 #include "avio_internal.h"
 #include "riff.h"
 #include "libavutil/intreadwrite.h"
+#include "libavutil/dict.h"
+#include "libavutil/avassert.h"
 
 /*
  * TODO:
@@ -128,7 +131,7 @@ static int avi_write_counters(AVFormatContext* s, int riff_id)
     for(n = 0; n < s->nb_streams; n++) {
         AVIStream *avist= s->streams[n]->priv_data;
 
-        assert(avist->frames_hdr_strm);
+        av_assert0(avist->frames_hdr_strm);
         stream = s->streams[n]->codec;
         avio_seek(pb, avist->frames_hdr_strm, SEEK_SET);
         ff_parse_specific_params(stream, &au_byterate, &au_ssize, &au_scale);
@@ -141,7 +144,7 @@ static int avi_write_counters(AVFormatContext* s, int riff_id)
             nb_frames = FFMAX(nb_frames, avist->packet_count);
     }
     if(riff_id == 1) {
-        assert(avi->frames_hdr_all);
+        av_assert0(avi->frames_hdr_all);
         avio_seek(pb, avi->frames_hdr_all, SEEK_SET);
         avio_wl32(pb, nb_frames);
     }
@@ -157,7 +160,7 @@ static int avi_write_header(AVFormatContext *s)
     int bitrate, n, i, nb_frames, au_byterate, au_ssize, au_scale;
     AVCodecContext *stream, *video_enc;
     int64_t list1, list2, strh, strf;
-    AVMetadataTag *t = NULL;
+    AVDictionaryEntry *t = NULL;
 
     if (s->nb_streams > AVI_MAX_STREAM_COUNT) {
         av_log(s, AV_LOG_ERROR, "AVI does not support >%d streams\n",
@@ -197,7 +200,7 @@ static int avi_write_header(AVFormatContext *s)
     }
     avio_wl32(pb, bitrate / 8); /* XXX: not quite exact */
     avio_wl32(pb, 0); /* padding */
-    if (url_is_streamed(pb))
+    if (!pb->seekable)
         avio_wl32(pb, AVIF_TRUSTCKTYPE | AVIF_ISINTERLEAVED); /* flags */
     else
         avio_wl32(pb, AVIF_TRUSTCKTYPE | AVIF_HASINDEX | AVIF_ISINTERLEAVED); /* flags */
@@ -232,7 +235,7 @@ static int avi_write_header(AVFormatContext *s)
         case AVMEDIA_TYPE_SUBTITLE:
             // XSUB subtitles behave like video tracks, other subtitles
             // are not (yet) supported.
-            if (stream->codec_id != CODEC_ID_XSUB) {
+            if (stream->codec_id != AV_CODEC_ID_XSUB) {
                 av_log(s, AV_LOG_ERROR, "Subtitle streams other than DivX XSUB are not supported by the AVI muxer.\n");
                 return AVERROR_PATCHWELCOME;
             }
@@ -242,7 +245,7 @@ static int avi_write_header(AVFormatContext *s)
         case AVMEDIA_TYPE_DATA : ffio_wfourcc(pb, "dats"); break;
         }
         if(stream->codec_type == AVMEDIA_TYPE_VIDEO ||
-           stream->codec_id == CODEC_ID_XSUB)
+           stream->codec_id == AV_CODEC_ID_XSUB)
             avio_wl32(pb, stream->codec_tag);
         else
             avio_wl32(pb, 1);
@@ -253,13 +256,16 @@ static int avi_write_header(AVFormatContext *s)
 
         ff_parse_specific_params(stream, &au_byterate, &au_ssize, &au_scale);
 
+        avpriv_set_pts_info(s->streams[i], 64, au_scale, au_byterate);
+        if(stream->codec_id == AV_CODEC_ID_XSUB)
+            au_scale = au_byterate = 0;
+
         avio_wl32(pb, au_scale); /* scale */
         avio_wl32(pb, au_byterate); /* rate */
-        av_set_pts_info(s->streams[i], 64, au_scale, au_byterate);
 
         avio_wl32(pb, 0); /* start */
         avist->frames_hdr_strm = avio_tell(pb); /* remember this offset to fill later */
-        if (url_is_streamed(pb))
+        if (!pb->seekable)
             avio_wl32(pb, AVI_MAX_RIFF_SIZE); /* FIXME: this may be broken, but who cares */
         else
             avio_wl32(pb, 0); /* length, XXX: filled later */
@@ -284,7 +290,7 @@ static int avi_write_header(AVFormatContext *s)
         case AVMEDIA_TYPE_SUBTITLE:
             // XSUB subtitles behave like video tracks, other subtitles
             // are not (yet) supported.
-            if (stream->codec_id != CODEC_ID_XSUB) break;
+            if (stream->codec_id != AV_CODEC_ID_XSUB) break;
         case AVMEDIA_TYPE_VIDEO:
             ff_put_bmp_header(pb, stream, ff_codec_bmp_tags, 0);
             break;
@@ -297,13 +303,13 @@ static int avi_write_header(AVFormatContext *s)
             return -1;
         }
         ff_end_tag(pb, strf);
-        if ((t = av_metadata_get(s->streams[i]->metadata, "title", NULL, 0))) {
+        if ((t = av_dict_get(s->streams[i]->metadata, "title", NULL, 0))) {
             avi_write_info_tag(s->pb, "strn", t->value);
             t = NULL;
         }
       }
 
-        if (!url_is_streamed(pb)) {
+        if (pb->seekable) {
             unsigned char tag[5];
             int j;
 
@@ -362,7 +368,7 @@ static int avi_write_header(AVFormatContext *s)
         ff_end_tag(pb, list2);
     }
 
-    if (!url_is_streamed(pb)) {
+    if (pb->seekable) {
         /* AVI could become an OpenDML one, if it grows beyond 2Gb range */
         avi->odml_list = ff_start_tag(pb, "JUNK");
         ffio_wfourcc(pb, "odml");
@@ -377,9 +383,9 @@ static int avi_write_header(AVFormatContext *s)
 
     list2 = ff_start_tag(pb, "LIST");
     ffio_wfourcc(pb, "INFO");
-    ff_metadata_conv(&s->metadata, ff_avi_metadata_conv, NULL);
-    for (i = 0; *ff_avi_tags[i]; i++) {
-        if ((t = av_metadata_get(s->metadata, ff_avi_tags[i], NULL, AV_METADATA_MATCH_CASE)))
+    ff_metadata_conv(&s->metadata, ff_riff_info_conv, NULL);
+    for (i = 0; *ff_riff_tags[i]; i++) {
+        if ((t = av_dict_get(s->metadata, ff_riff_tags[i], NULL, AV_DICT_MATCH_CASE)))
             avi_write_info_tag(s->pb, t->key, t->value);
     }
     ff_end_tag(pb, list2);
@@ -393,7 +399,7 @@ static int avi_write_header(AVFormatContext *s)
     avi->movi_list = ff_start_tag(pb, "LIST");
     ffio_wfourcc(pb, "movi");
 
-    put_flush_packet(pb);
+    avio_flush(pb);
 
     return 0;
 }
@@ -406,7 +412,7 @@ static int avi_write_ix(AVFormatContext *s)
     char ix_tag[] = "ix00";
     int i, j;
 
-    assert(!url_is_streamed(pb));
+    av_assert0(pb->seekable);
 
     if (avi->riff_id > AVI_MASTER_INDEX_SIZE)
         return -1;
@@ -438,7 +444,7 @@ static int avi_write_ix(AVFormatContext *s)
              avio_wl32(pb, ((uint32_t)ie->len & ~0x80000000) |
                           (ie->flags & 0x10 ? 0 : 0x80000000));
          }
-         put_flush_packet(pb);
+         avio_flush(pb);
          pos = avio_tell(pb);
 
          /* Updating one entry in the AVI OpenDML master index */
@@ -464,7 +470,7 @@ static int avi_write_idx1(AVFormatContext *s)
     int i;
     char tag[5];
 
-    if (!url_is_streamed(pb)) {
+    if (pb->seekable) {
         AVIStream *avist;
         AVIIentry* ie = 0, *tie;
         int empty, stream_id = -1;
@@ -518,21 +524,26 @@ static int avi_write_packet(AVFormatContext *s, AVPacket *pkt)
     AVCodecContext *enc= s->streams[stream_index]->codec;
     int size= pkt->size;
 
-//    av_log(s, AV_LOG_DEBUG, "%"PRId64" %d %d\n", pkt->dts, avi->packet_count[stream_index], stream_index);
-    while(enc->block_align==0 && pkt->dts != AV_NOPTS_VALUE && pkt->dts > avist->packet_count){
+//    av_log(s, AV_LOG_DEBUG, "%"PRId64" %d %d\n", pkt->dts, avist->packet_count, stream_index);
+    while(enc->block_align==0 && pkt->dts != AV_NOPTS_VALUE && pkt->dts > avist->packet_count && enc->codec_id != AV_CODEC_ID_XSUB){
         AVPacket empty_packet;
 
+        if(pkt->dts - avist->packet_count > 60000){
+            av_log(s, AV_LOG_ERROR, "Too large number of skiped frames %"PRId64"\n", pkt->dts - avist->packet_count);
+            return AVERROR(EINVAL);
+        }
+
         av_init_packet(&empty_packet);
         empty_packet.size= 0;
         empty_packet.data= NULL;
         empty_packet.stream_index= stream_index;
         avi_write_packet(s, &empty_packet);
-//        av_log(s, AV_LOG_DEBUG, "dup %"PRId64" %d\n", pkt->dts, avi->packet_count[stream_index]);
+//        av_log(s, AV_LOG_DEBUG, "dup %"PRId64" %d\n", pkt->dts, avist->packet_count);
     }
     avist->packet_count++;
 
     // Make sure to put an OpenDML chunk when the file size exceeds the limits
-    if (!url_is_streamed(pb) &&
+    if (pb->seekable &&
         (avio_tell(pb) - avi->riff_start > AVI_MAX_RIFF_SIZE)) {
 
         avi_write_ix(s);
@@ -552,12 +563,12 @@ static int avi_write_packet(AVFormatContext *s, AVPacket *pkt)
        avist->audio_strm_length += size;
     }
 
-    if (!url_is_streamed(s->pb)) {
+    if (s->pb->seekable) {
         AVIIndex* idx = &avist->indexes;
         int cl = idx->entry / AVI_INDEX_CLUSTER_SIZE;
         int id = idx->entry % AVI_INDEX_CLUSTER_SIZE;
         if (idx->ents_allocated <= idx->entry) {
-            idx->cluster = av_realloc(idx->cluster, (cl+1)*sizeof(void*));
+            idx->cluster = av_realloc_f(idx->cluster, sizeof(void*), cl+1);
             if (!idx->cluster)
                 return -1;
             idx->cluster[cl] = av_malloc(AVI_INDEX_CLUSTER_SIZE*sizeof(AVIIentry));
@@ -578,7 +589,7 @@ static int avi_write_packet(AVFormatContext *s, AVPacket *pkt)
     if (size & 1)
         avio_w8(pb, 0);
 
-    put_flush_packet(pb);
+    avio_flush(pb);
     return 0;
 }
 
@@ -590,7 +601,7 @@ static int avi_write_trailer(AVFormatContext *s)
     int i, j, n, nb_frames;
     int64_t file_size;
 
-    if (!url_is_streamed(pb)){
+    if (pb->seekable){
         if (avi->riff_id == 1) {
             ff_end_tag(pb, avi->movi_list);
             res = avi_write_idx1(s);
@@ -613,7 +624,7 @@ static int avi_write_trailer(AVFormatContext *s)
                     if (nb_frames < avist->packet_count)
                         nb_frames = avist->packet_count;
                 } else {
-                    if (stream->codec_id == CODEC_ID_MP2 || stream->codec_id == CODEC_ID_MP3) {
+                    if (stream->codec_id == AV_CODEC_ID_MP2 || stream->codec_id == AV_CODEC_ID_MP3) {
                         nb_frames += avist->packet_count;
                     }
                 }
@@ -624,7 +635,7 @@ static int avi_write_trailer(AVFormatContext *s)
             avi_write_counters(s, avi->riff_id);
         }
     }
-    put_flush_packet(pb);
+    avio_flush(pb);
 
     for (i=0; i<s->nb_streams; i++) {
          AVIStream *avist= s->streams[i]->priv_data;
@@ -638,16 +649,18 @@ static int avi_write_trailer(AVFormatContext *s)
 }
 
 AVOutputFormat ff_avi_muxer = {
-    "avi",
-    NULL_IF_CONFIG_SMALL("AVI format"),
-    "video/x-msvideo",
-    "avi",
-    sizeof(AVIContext),
-    CODEC_ID_MP2,
-    CODEC_ID_MPEG4,
-    avi_write_header,
-    avi_write_packet,
-    avi_write_trailer,
-    .codec_tag= (const AVCodecTag* const []){ff_codec_bmp_tags, ff_codec_wav_tags, 0},
-    .flags= AVFMT_VARIABLE_FPS,
+    .name              = "avi",
+    .long_name         = NULL_IF_CONFIG_SMALL("AVI (Audio Video Interleaved)"),
+    .mime_type         = "video/x-msvideo",
+    .extensions        = "avi",
+    .priv_data_size    = sizeof(AVIContext),
+    .audio_codec       = CONFIG_LIBMP3LAME ? AV_CODEC_ID_MP3 : AV_CODEC_ID_AC3,
+    .video_codec       = AV_CODEC_ID_MPEG4,
+    .write_header      = avi_write_header,
+    .write_packet      = avi_write_packet,
+    .write_trailer     = avi_write_trailer,
+    .codec_tag         = (const AVCodecTag* const []){
+        ff_codec_bmp_tags, ff_codec_wav_tags, 0
+    },
+    .flags             = AVFMT_VARIABLE_FPS,
 };