examples: unbreak compilation

Update api so it will compile again.

libavcodec/api-example.c

@@ -74,7 +74,7 @@ static void audio_encode_example(const char *filename)
     c->channels = 2;
 
     /* open it */
-    if (avcodec_open(c, codec) < 0) {
+    if (avcodec_open2(c, codec, NULL) < 0) {
         fprintf(stderr, "could not open codec\n");
         exit(1);
     }
@@ -139,7 +139,7 @@ static void audio_decode_example(const char *outfilename, const char *filename)
     c = avcodec_alloc_context3(codec);
 
     /* open it */
-    if (avcodec_open(c, codec) < 0) {
+    if (avcodec_open2(c, codec, NULL) < 0) {
         fprintf(stderr, "could not open codec\n");
         exit(1);
     }
@@ -242,7 +242,7 @@ static void video_encode_example(const char *filename)
     c->pix_fmt = PIX_FMT_YUV420P;
 
     /* open it */
-    if (avcodec_open(c, codec) < 0) {
+    if (avcodec_open2(c, codec, NULL) < 0) {
         fprintf(stderr, "could not open codec\n");
         exit(1);
     }
@@ -369,7 +369,7 @@ static void video_decode_example(const char *outfilename, const char *filename)
        available in the bitstream. */
 
     /* open it */
-    if (avcodec_open(c, codec) < 0) {
+    if (avcodec_open2(c, codec, NULL) < 0) {
         fprintf(stderr, "could not open codec\n");
         exit(1);
     }
@@ -456,9 +456,6 @@ int main(int argc, char **argv)
 {
     const char *filename;
 
-    /* must be called before using avcodec lib */
-    avcodec_init();
-
     /* register all the codecs */
     avcodec_register_all();
 

libavformat/output-example.c

@@ -65,7 +65,7 @@ static AVStream *add_audio_stream(AVFormatContext *oc, enum CodecID codec_id)
     AVCodecContext *c;
     AVStream *st;
 
-    st = av_new_stream(oc, 1);
+    st = avformat_new_stream(oc, NULL);
     if (!st) {
         fprintf(stderr, "Could not alloc stream\n");
         exit(1);
@@ -103,7 +103,7 @@ static void open_audio(AVFormatContext *oc, AVStream *st)
     }
 
     /* open it */
-    if (avcodec_open(c, codec) < 0) {
+    if (avcodec_open2(c, codec, NULL) < 0) {
         fprintf(stderr, "could not open codec\n");
         exit(1);
     }
@@ -164,7 +164,7 @@ static void write_audio_frame(AVFormatContext *oc, AVStream *st)
 
     get_audio_frame(samples, audio_input_frame_size, c->channels);
 
-    pkt.size= avcodec_encode_audio(c, audio_outbuf, audio_outbuf_size, samples);
+    pkt.size = avcodec_encode_audio2(c, audio_outbuf, audio_outbuf_size, samples);
 
     if (c->coded_frame && c->coded_frame->pts != AV_NOPTS_VALUE)
         pkt.pts= av_rescale_q(c->coded_frame->pts, c->time_base, st->time_base);
@@ -275,7 +275,7 @@ static void open_video(AVFormatContext *oc, AVStream *st)
     }
 
     /* open the codec */
-    if (avcodec_open(c, codec) < 0) {
+    if (avcodec_open2(c, codec, NULL) < 0) {
         fprintf(stderr, "could not open codec\n");
         exit(1);
     }
@@ -482,13 +482,6 @@ int main(int argc, char **argv)
         audio_st = add_audio_stream(oc, fmt->audio_codec);
     }
 
-    /* set the output parameters (must be done even if no
-       parameters). */
-    if (av_set_parameters(oc, NULL) < 0) {
-        fprintf(stderr, "Invalid output format parameters\n");
-        return 1;
-    }
-
     av_dump_format(oc, 0, filename, 1);
 
     /* now that all the parameters are set, we can open the audio and
@@ -507,7 +500,7 @@ int main(int argc, char **argv)
     }
 
     /* write the stream header, if any */
-    av_write_header(oc);
+    avformat_write_header(oc, NULL);
 
     for(;;) {
         /* compute current audio and video time */