[FFmpeg-devel] [PATCH 7/8] cbs: Add a table of all supported codec IDs

[Mark Thompson]

Use it as the set of codec IDs supported by the trace_headers BSF.
---
 configure                      |  1 -
 libavcodec/cbs.c               | 13 +++++++++++++
 libavcodec/cbs.h               |  8 ++++++++
 libavcodec/trace_headers_bsf.c |  9 +--------
 4 files changed, 22 insertions(+), 9 deletions(-)

diff --git a/configure b/configure
index 5e38bdab17..95354611ff 100755
--- a/configure
+++ b/configure
@@ -2905,7 +2905,6 @@ h264_redundant_pps_bsf_select="cbs_h264"
 hevc_metadata_bsf_select="cbs_h265"
 mjpeg2jpeg_bsf_select="jpegtables"
 mpeg2_metadata_bsf_select="cbs_mpeg2"
-trace_headers_bsf_select="cbs_h264 cbs_h265 cbs_mpeg2"
 
 # external libraries
 aac_at_decoder_deps="audiotoolbox"
diff --git a/libavcodec/cbs.c b/libavcodec/cbs.c
index 62f60be437..897e0bb28e 100644
--- a/libavcodec/cbs.c
+++ b/libavcodec/cbs.c
@@ -40,6 +40,19 @@ static const CodedBitstreamType *cbs_type_table[] = {
 #endif
 };
 
+const enum AVCodecID ff_cbs_all_codec_ids[] = {
+#if CONFIG_CBS_H264
+    AV_CODEC_ID_H264,
+#endif
+#if CONFIG_CBS_H265
+    AV_CODEC_ID_H265,
+#endif
+#if CONFIG_CBS_MPEG2
+    AV_CODEC_ID_MPEG2VIDEO,
+#endif
+    AV_CODEC_ID_NONE
+};
+
 int ff_cbs_init(CodedBitstreamContext **ctx_ptr,
                 enum AVCodecID codec_id, void *log_ctx)
 {
diff --git a/libavcodec/cbs.h b/libavcodec/cbs.h
index 396ff0faec..402eb39e00 100644
--- a/libavcodec/cbs.h
+++ b/libavcodec/cbs.h
@@ -201,6 +201,14 @@ typedef struct CodedBitstreamContext {
 } CodedBitstreamContext;
 
 
+/**
+ * Table of all supported codec IDs.
+ *
+ * Terminated by AV_CODEC_ID_NONE.
+ */
+extern const enum AVCodecID ff_cbs_all_codec_ids[];
+
+
 /**
  * Create and initialise a new context for the given codec.
  */
diff --git a/libavcodec/trace_headers_bsf.c b/libavcodec/trace_headers_bsf.c
index 93d04cb509..f742e36d77 100644
--- a/libavcodec/trace_headers_bsf.c
+++ b/libavcodec/trace_headers_bsf.c
@@ -109,18 +109,11 @@ static int trace_headers(AVBSFContext *bsf, AVPacket *out)
     return 0;
 }
 
-static const enum AVCodecID trace_headers_codec_ids[] = {
-    AV_CODEC_ID_H264,
-    AV_CODEC_ID_HEVC,
-    AV_CODEC_ID_MPEG2VIDEO,
-    AV_CODEC_ID_NONE,
-};
-
 const AVBitStreamFilter ff_trace_headers_bsf = {
     .name           = "trace_headers",
     .priv_data_size = sizeof(TraceHeadersContext),
     .init           = &trace_headers_init,
     .close          = &trace_headers_close,
     .filter         = &trace_headers,
-    .codec_ids      = trace_headers_codec_ids,
+    .codec_ids      = ff_cbs_all_codec_ids,
 };
-- 
2.16.1

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