[FFmpeg-devel] [PATCH v4 1/2] avformat/rtmppkt: add ff_amf_write_array for write

[Steven Liu <lq@chinaffmpeg.org>]

Signed-off-by: Steven Liu <lq@chinaffmpeg.org>
---
 libavformat/rtmppkt.c | 6 ++++++
 libavformat/rtmppkt.h | 8 ++++++++
 2 files changed, 14 insertions(+)

diff --git a/libavformat/rtmppkt.c b/libavformat/rtmppkt.c
index 4b97c0833f..a602bf6a96 100644
--- a/libavformat/rtmppkt.c
+++ b/libavformat/rtmppkt.c
@@ -40,6 +40,12 @@ void ff_amf_write_number(uint8_t **dst, double val)
     bytestream_put_be64(dst, av_double2int(val));
 }
 
+void ff_amf_write_array_start(uint8_t **dst, uint32_t length)
+{
+    bytestream_put_byte(dst, AMF_DATA_TYPE_ARRAY);
+    bytestream_put_be32(dst, length);
+}
+
 void ff_amf_write_string(uint8_t **dst, const char *str)
 {
     bytestream_put_byte(dst, AMF_DATA_TYPE_STRING);
diff --git a/libavformat/rtmppkt.h b/libavformat/rtmppkt.h
index a15d2a5773..7c580f2224 100644
--- a/libavformat/rtmppkt.h
+++ b/libavformat/rtmppkt.h
@@ -244,6 +244,14 @@ void ff_amf_write_null(uint8_t **dst);
  */
 void ff_amf_write_object_start(uint8_t **dst);
 
+/**
+ * Write marker and length for AMF array to buffer.
+ *
+ * @param dst pointer to the input buffer (will be modified)
+ * @param length value to write
+ */
+void ff_amf_write_array_start(uint8_t **dst, uint32_t length);
+
 /**
  * Write string used as field name in AMF object to buffer.
  *
-- 
2.40.0

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