diff mbox series

[FFmpeg-devel] avcodec/filter_units: Fix extradata and packets can have different bitstream format

Message ID tencent_4416AC523B79C329B6AC69D200ED6B467F0A@qq.com
State New
Headers show
Series [FFmpeg-devel] avcodec/filter_units: Fix extradata and packets can have different bitstream format | expand

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Context Check Description
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yinshiyou/make_fate_loongarch64 success Make fate finished

Commit Message

Zhao Zhili Aug. 14, 2024, 1:32 p.m. UTC 
From: Zhao Zhili <zhilizhao@tencent.com>

Filter init can change extradata from avcc/hvcc to annexb format.
With different passthrough logic, packets can still in avcc/hvcc
format. Use same passthrough logic for init and filter.

Signed-off-by: Zhao Zhili <zhilizhao@tencent.com>
---
 libavcodec/bsf/filter_units.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
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Patch

diff --git a/libavcodec/bsf/filter_units.c b/libavcodec/bsf/filter_units.c
index 029c86048b..336331733f 100644
--- a/libavcodec/bsf/filter_units.c
+++ b/libavcodec/bsf/filter_units.c
@@ -16,6 +16,7 @@ 
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+#include <stdbool.h>
 #include <stdlib.h>
 
 #include "libavutil/mem.h"
@@ -44,6 +45,7 @@  typedef struct FilterUnitsContext {
     } mode;
     CodedBitstreamUnitType *type_list;
     int nb_types;
+    bool passthrough;
 } FilterUnitsContext;
 
 
@@ -111,7 +113,7 @@  static int filter_units_filter(AVBSFContext *bsf, AVPacket *pkt)
     if (err < 0)
         return err;
 
-    if (ctx->mode == NOOP && ctx->discard <= AVDISCARD_DEFAULT)
+    if (ctx->passthrough)
         return 0;
 
     err = ff_cbs_read_packet(ctx->cbc, frag, pkt);
@@ -181,6 +183,7 @@  static int filter_units_init(AVBSFContext *bsf)
             return err;
         }
     } else if (ctx->discard == AVDISCARD_NONE) {
+        ctx->passthrough = true;
         return 0;
     }