avutil/opt: add AV_OPT_FLAG_CHILD_CONSTS

[ffmpeg] / libavformat / avienc.c

diff --git a/libavformat/avienc.c b/libavformat/avienc.c
index ac0f04c3547fd83a51780ae39ceceeb2ca8c827f..297d5b8964ae71e77a8c90d5780867cc679a9e04 100644 (file)
--- a/libavformat/avienc.c
+++ b/libavformat/avienc.c
@@ -31,7 +31,6 @@
 #include "libavutil/avstring.h"
 #include "libavutil/avutil.h"
 #include "libavutil/internal.h"
-#include "libavutil/intreadwrite.h"
 #include "libavutil/dict.h"
 #include "libavutil/avassert.h"
 #include "libavutil/timestamp.h"
@@ -269,8 +268,8 @@ static int avi_write_header(AVFormatContext *s)
     int padding;
 
     if (s->nb_streams > AVI_MAX_STREAM_COUNT) {
-        av_log(s, AV_LOG_ERROR, "AVI does not support >%d streams\n",
-               AVI_MAX_STREAM_COUNT);
+        av_log(s, AV_LOG_ERROR, "AVI does not support "
+               ">"AV_STRINGIFY(AVI_MAX_STREAM_COUNT)" streams\n");
         return AVERROR(EINVAL);
     }
 
@@ -459,6 +458,14 @@ static int avi_write_header(AVFormatContext *s)
                     && par->format != AV_PIX_FMT_NONE)
                     av_log(s, AV_LOG_ERROR, "%s rawvideo cannot be written to avi, output file will be unreadable\n",
                           av_get_pix_fmt_name(par->format));
+
+                if (par->format == AV_PIX_FMT_PAL8) {
+                    if (par->bits_per_coded_sample < 0 || par->bits_per_coded_sample > 8) {
+                        av_log(s, AV_LOG_ERROR, "PAL8 with %d bps is not allowed\n", par->bits_per_coded_sample);
+                        return AVERROR(EINVAL);
+                    }
+                }
+
                 break;
             case AVMEDIA_TYPE_AUDIO:
                 flags = (avi->write_channel_mask == 0) ? FF_PUT_WAV_HEADER_SKIP_CHANNELMASK : 0;
@@ -581,8 +588,6 @@ static int avi_write_header(AVFormatContext *s)
     avi->movi_list = ff_start_tag(pb, "LIST");
     ffio_wfourcc(pb, "movi");
 
-    avio_flush(pb);
-
     return 0;
 }
 
@@ -594,7 +599,6 @@ static void update_odml_entry(AVFormatContext *s, int stream_index, int64_t ix,
     int64_t pos;
     int au_byterate, au_ssize, au_scale;
 
-    avio_flush(pb);
     pos = avio_tell(pb);
 
     /* Updating one entry in the AVI OpenDML master index */
@@ -909,7 +913,7 @@ static int avi_write_trailer(AVFormatContext *s)
     AVIContext *avi = s->priv_data;
     AVIOContext *pb = s->pb;
     int res = 0;
-    int i, j, n, nb_frames;
+    int i, n, nb_frames;
     int64_t file_size;
 
     for (i = 0; i < s->nb_streams; i++) {
@@ -962,10 +966,6 @@ static int avi_write_trailer(AVFormatContext *s)
 
     for (i = 0; i < s->nb_streams; i++) {
         AVIStream *avist = s->streams[i]->priv_data;
-        for (j = 0; j < avist->indexes.ents_allocated / AVI_INDEX_CLUSTER_SIZE; j++)
-            av_freep(&avist->indexes.cluster[j]);
-        av_freep(&avist->indexes.cluster);
-        avist->indexes.ents_allocated = avist->indexes.entry = 0;
         if (pb->seekable & AVIO_SEEKABLE_NORMAL) {
             avio_seek(pb, avist->frames_hdr_strm + 4, SEEK_SET);
             avio_wl32(pb, avist->max_size);
@@ -975,6 +975,19 @@ static int avi_write_trailer(AVFormatContext *s)
     return res;
 }
 
+static void avi_deinit(AVFormatContext *s)
+{
+    for (int i = 0; i < s->nb_streams; i++) {
+        AVIStream *avist = s->streams[i]->priv_data;
+        if (!avist)
+            continue;
+        for (int j = 0; j < avist->indexes.ents_allocated / AVI_INDEX_CLUSTER_SIZE; j++)
+            av_freep(&avist->indexes.cluster[j]);
+        av_freep(&avist->indexes.cluster);
+        avist->indexes.ents_allocated = avist->indexes.entry = 0;
+    }
+}
+
 #define OFFSET(x) offsetof(AVIContext, x)
 #define ENC AV_OPT_FLAG_ENCODING_PARAM
 static const AVOption options[] = {
@@ -999,6 +1012,7 @@ AVOutputFormat ff_avi_muxer = {
     .audio_codec    = CONFIG_LIBMP3LAME ? AV_CODEC_ID_MP3 : AV_CODEC_ID_AC3,
     .video_codec    = AV_CODEC_ID_MPEG4,
     .init           = avi_init,
+    .deinit         = avi_deinit,
     .write_header   = avi_write_header,
     .write_packet   = avi_write_packet,
     .write_trailer  = avi_write_trailer,