Changeset 4083 for pjproject/trunk/pjmedia/src/pjmedia-codec/ffmpeg_vid_codecs.c

Timestamp:

Apr 25, 2012 5:12:55 AM (13 years ago)

Author:

nanang

Message:

Misc (re #1446): more support newer libavcodec version (major: 54) which deprecated AVCodec::encode and avcodec_encode_video().

File:

• pjproject/trunk/pjmedia/src/pjmedia-codec/ffmpeg_vid_codecs.c (modified) (7 diffs)

pjproject/trunk/pjmedia/src/pjmedia-codec/ffmpeg_vid_codecs.c

@@ -64 +64 @@
 #endif
 
+#if LIBAVCODEC_VER_AT_LEAST(53,61)
+/* Not sure when AVCodec::encode2 is introduced. It appears in 
+ * libavcodec 53.61 where some codecs actually still use AVCodec::encode
+ * (e.g: H263, H264).
+ */
+#  define AVCODEC_HAS_ENCODE(c)         (c->encode || c->encode2)
+#else
+#  define AVCODEC_HAS_ENCODE(c)         (c->encode)
+#endif
+#define AVCODEC_HAS_DECODE(c)           (c->decode)
+
 
 /* Prototypes for FFMPEG codecs factory */
@@ -644 +655 @@
 
         /* Skip duplicated codec implementation */
-        if ((c->encode && (desc->info.dir & PJMEDIA_DIR_ENCODING)) ||
-            (c->decode && (desc->info.dir & PJMEDIA_DIR_DECODING)))
+        if ((AVCODEC_HAS_ENCODE(c) && (desc->info.dir & PJMEDIA_DIR_ENCODING))
+            ||
+            (AVCODEC_HAS_DECODE(c) && (desc->info.dir & PJMEDIA_DIR_DECODING)))
         {
             continue;
@@ -651 +663 @@
 
         /* Get raw/decoded format ids in the encoder */
-        if (c->pix_fmts && c->encode) {
+        if (c->pix_fmts && AVCODEC_HAS_ENCODE(c)) {
             pjmedia_format_id raw_fmt[PJMEDIA_VID_CODEC_MAX_DEC_FMT_CNT];
             unsigned raw_fmt_cnt = 0;
@@ -716 +728 @@
 
         /* Get ffmpeg encoder instance */
-        if (c->encode && !desc->enc) {
+        if (AVCODEC_HAS_ENCODE(c) && !desc->enc) {
             desc->info.dir |= PJMEDIA_DIR_ENCODING;
             desc->enc = c;
@@ -722 +734 @@
         
         /* Get ffmpeg decoder instance */
-        if (c->decode && !desc->dec) {
+        if (AVCODEC_HAS_DECODE(c) && !desc->dec) {
             desc->info.dir |= PJMEDIA_DIR_DECODING;
             desc->dec = c;
@@ -1393 +1405 @@
     pj_uint8_t *p = (pj_uint8_t*)input->buf;
     AVFrame avframe;
-    pj_uint8_t *out_buf = (pj_uint8_t*)output->buf;
-    int out_buf_len = output_buf_len;
-    int err;
+    AVPacket avpacket;
+    int err, got_packet;
     //AVRational src_timebase;
     /* For some reasons (e.g: SSE/MMX usage), the avcodec_encode_video() must
@@ -1435 +1446 @@
     }
 
-    err = avcodec_encode_video(ff->enc_ctx, out_buf, out_buf_len, &avframe);
+    av_init_packet(&avpacket);
+    avpacket.data = (pj_uint8_t*)output->buf;
+    avpacket.size = output_buf_len;
+
+#if LIBAVCODEC_VER_AT_LEAST(54,15)
+    err = avcodec_encode_video2(ff->enc_ctx, &avpacket, &avframe, &got_packet);
+    if (!err && got_packet)
+        err = avpacket.size;
+#else
+    PJ_UNUSED_ARG(got_packet);
+    err = avcodec_encode_video(ff->enc_ctx, avpacket.data, avpacket.size, &avframe);
+#endif
+
     if (err < 0) {
         print_ffmpeg_err(err);