diff mbox series

[FFmpeg-devel] Revert "avformat/mov: ignore item boxes for animated heif"

Message ID 20240329004057.1213-1-jamrial@gmail.com
State Accepted
Commit e37b233ee2c0d140e64f0bdbc4765d15bd728290
Headers show
Series [FFmpeg-devel] Revert "avformat/mov: ignore item boxes for animated heif" | expand

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Commit Message

James Almer March 29, 2024, 12:40 a.m. UTC 
This reverts commit f6b7b473d456a6aa1c063c4261b17277e2c70ac0.
The image in the item boxes and the animation in the trak box are not
necessarely the same, so both should be exported.

Signed-off-by: James Almer <jamrial@gmail.com>
---
 libavformat/mov.c | 44 ++++----------------------------------------
 1 file changed, 4 insertions(+), 40 deletions(-)

Comments

James Almer March 30, 2024, 3:25 p.m. UTC | #1 
On 3/28/2024 9:40 PM, James Almer wrote:
> This reverts commit f6b7b473d456a6aa1c063c4261b17277e2c70ac0.
> The image in the item boxes and the animation in the trak box are not
> necessarely the same, so both should be exported.
> 
> Signed-off-by: James Almer <jamrial@gmail.com>
> ---
>   libavformat/mov.c | 44 ++++----------------------------------------
>   1 file changed, 4 insertions(+), 40 deletions(-)

Will apply.
diff mbox series

Patch

diff --git a/libavformat/mov.c b/libavformat/mov.c
index 5463f36770..c93a09d385 100644
--- a/libavformat/mov.c
+++ b/libavformat/mov.c
@@ -83,7 +83,6 @@  typedef struct MOVParseTableEntry {
 
 static int mov_read_default(MOVContext *c, AVIOContext *pb, MOVAtom atom);
 static int mov_read_mfra(MOVContext *c, AVIOContext *f);
-static void mov_free_stream_context(AVFormatContext *s, AVStream *st);
 static int64_t add_ctts_entry(MOVCtts** ctts_data, unsigned int* ctts_count, unsigned int* allocated_size,
                               int count, int duration);
 
@@ -4860,25 +4859,6 @@  static int mov_read_trak(MOVContext *c, AVIOContext *pb, MOVAtom atom)
     MOVStreamContext *sc;
     int ret;
 
-    if (c->found_iinf) {
-        // * For animated heif, if the iinf box showed up before the moov
-        //   box, we need to clear all the streams read in the former.
-        for (int i = c->nb_heif_item - 1; i >= 0; i--) {
-            HEIFItem *item = &c->heif_item[i];
-
-            av_freep(&item->name);
-
-            if (!item->st)
-                continue;
-
-            mov_free_stream_context(c->fc, item->st);
-            ff_remove_stream(c->fc, item->st);
-        }
-        av_freep(&c->heif_item);
-        c->nb_heif_item = 0;
-        c->found_iinf = c->found_iloc = 0;
-    }
-
     st = avformat_new_stream(c->fc, NULL);
     if (!st) return AVERROR(ENOMEM);
     st->id = -1;
@@ -8065,9 +8045,8 @@  static int mov_read_iloc(MOVContext *c, AVIOContext *pb, MOVAtom atom)
     int64_t base_offset, extent_offset, extent_length;
     uint8_t value;
 
-    if (c->found_moov) {
-        // * For animated heif, we don't care about the iloc box as all the
-        //   necessary information can be found in the moov box.
+    if (c->found_iloc) {
+        av_log(c->fc, AV_LOG_INFO, "Duplicate iloc box found\n");
         return 0;
     }
 
@@ -8198,11 +8177,6 @@  static int mov_read_iinf(MOVContext *c, AVIOContext *pb, MOVAtom atom)
         av_log(c->fc, AV_LOG_WARNING, "Duplicate iinf box found\n");
         return 0;
     }
-    if (c->found_moov) {
-        // * For animated heif, we don't care about the iinf box as all the
-        //   necessary information can be found in the moov box.
-        return 0;
-    }
 
     version = avio_r8(pb);
     avio_rb24(pb);  // flags.
@@ -8356,12 +8330,6 @@  static int mov_read_ispe(MOVContext *c, AVIOContext *pb, MOVAtom atom)
 {
     uint32_t width, height;
 
-    if (c->found_moov) {
-        // * For animated heif, we don't care about the ispe box as all the
-        //   necessary information can be found in the moov box.
-        return 0;
-    }
-
     avio_r8(pb);  /* version */
     avio_rb24(pb);  /* flags */
     width  = avio_rb32(pb);
@@ -8396,12 +8364,6 @@  static int mov_read_iprp(MOVContext *c, AVIOContext *pb, MOVAtom atom)
     int version, flags;
     int ret;
 
-    if (c->found_moov) {
-        // * For animated heif, we don't care about the iprp box as all the
-        //   necessary information can be found in the moov box.
-        return 0;
-    }
-
     a.size = avio_rb32(pb);
     a.type = avio_rl32(pb);
 
@@ -8485,6 +8447,7 @@  static int mov_read_iprp(MOVContext *c, AVIOContext *pb, MOVAtom atom)
 
     ret = 0;
 fail:
+    c->cur_item_id = -1;
     for (int i = 0; i < nb_atoms; i++)
         av_free(atoms[i].data);
     av_free(atoms);
@@ -9508,6 +9471,7 @@  static int mov_read_header(AVFormatContext *s)
     mov->trak_index = -1;
     mov->thmb_item_id = -1;
     mov->primary_item_id = -1;
+    mov->cur_item_id = -1;
     /* .mov and .mp4 aren't streamable anyway (only progressive download if moov is before mdat) */
     if (pb->seekable & AVIO_SEEKABLE_NORMAL)
         atom.size = avio_size(pb);