[FFmpeg-cvslog] ffmpeg: use new avformat_open_* API.
Anton Khirnov
git at videolan.org
Thu Jul 14 21:27:31 CEST 2011
ffmpeg | branch: master | Anton Khirnov <anton at khirnov.net> | Thu Jun 9 10:58:23 2011 +0200| [f790d0092e360aa4d5f6f140a92bd954ee8859c4] | committer: Michael Niedermayer
ffmpeg: use new avformat_open_* API.
8035f429684e368fe54af8ccedc2d4776a2d6154
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=f790d0092e360aa4d5f6f140a92bd954ee8859c4
---
ffmpeg.c | 84 +++++++++++++++++++++++++++++++-----------------------
tests/fate2.mak | 2 +-
2 files changed, 49 insertions(+), 37 deletions(-)
diff --git a/ffmpeg.c b/ffmpeg.c
index 6196a5a..dec4b82 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -120,6 +120,7 @@ static double *ts_scale;
static int nb_ts_scale;
static AVFormatContext *output_files[MAX_FILES];
+static AVDictionary *output_opts[MAX_FILES];
static int nb_output_files = 0;
static StreamMap *stream_maps = NULL;
@@ -533,6 +534,7 @@ static int ffmpeg_exit(int ret)
avio_close(s->pb);
avformat_free_context(s);
av_free(output_streams_for_file[i]);
+ av_dict_free(&output_opts[i]);
}
for(i=0;i<nb_input_files;i++) {
av_close_input_file(input_files[i].ctx);
@@ -580,6 +582,15 @@ static int ffmpeg_exit(int ret)
return ret;
}
+static void assert_avoptions(AVDictionary *m)
+{
+ AVDictionaryEntry *t;
+ if ((t = av_dict_get(m, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
+ av_log(NULL, AV_LOG_ERROR, "Option %s not found.\n", t->key);
+ ffmpeg_exit(1);
+ }
+}
+
/* similar to ff_dynarray_add() and av_fast_realloc() */
static void *grow_array(void *array, int elem_size, int *size, int new_size)
{
@@ -704,10 +715,10 @@ static OutputStream *new_output_stream(AVFormatContext *oc, int file_idx, AVCode
static int read_ffserver_streams(AVFormatContext *s, const char *filename)
{
int i, err;
- AVFormatContext *ic;
+ AVFormatContext *ic = NULL;
int nopts = 0;
- err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
+ err = avformat_open_input(&ic, filename, NULL, NULL);
if (err < 0)
return err;
/* copy stream format */
@@ -2540,11 +2551,12 @@ static int transcode(AVFormatContext **output_files,
/* open files and write file headers */
for(i=0;i<nb_output_files;i++) {
os = output_files[i];
- if (av_write_header(os) < 0) {
+ if (avformat_write_header(os, &output_opts[i]) < 0) {
snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i);
ret = AVERROR(EINVAL);
goto dump_format;
}
+ assert_avoptions(output_opts[i]);
if (strcmp(output_files[i]->oformat->name, "rtp")) {
want_sdp = 0;
}
@@ -3267,10 +3279,10 @@ static enum CodecID find_codec_or_die(const char *name, int type, int encoder, i
static int opt_input_file(const char *opt, const char *filename)
{
AVFormatContext *ic;
- AVFormatParameters params, *ap = ¶ms;
AVInputFormat *file_iformat = NULL;
int err, i, ret, rfps, rfps_base;
int64_t timestamp;
+ uint8_t buf[128];
if (last_asked_format) {
if (!(file_iformat = av_find_input_format(last_asked_format))) {
@@ -3292,21 +3304,24 @@ static int opt_input_file(const char *opt, const char *filename)
print_error(filename, AVERROR(ENOMEM));
ffmpeg_exit(1);
}
-
- memset(ap, 0, sizeof(*ap));
- ap->prealloced_context = 1;
- ap->sample_rate = audio_sample_rate;
- ap->channels = audio_channels;
- ap->time_base.den = frame_rate.num;
- ap->time_base.num = frame_rate.den;
- ap->width = frame_width;
- ap->height = frame_height;
- ap->pix_fmt = frame_pix_fmt;
- // ap->sample_fmt = audio_sample_fmt; //FIXME:not implemented in libavformat
- ap->channel = video_channel;
- ap->standard = video_standard;
-
- set_context_opts(ic, avformat_opts, AV_OPT_FLAG_DECODING_PARAM, NULL);
+ if (audio_sample_rate) {
+ snprintf(buf, sizeof(buf), "%d", audio_sample_rate);
+ av_dict_set(&format_opts, "sample_rate", buf, 0);
+ }
+ if (audio_channels) {
+ snprintf(buf, sizeof(buf), "%d", audio_channels);
+ av_dict_set(&format_opts, "channels", buf, 0);
+ }
+ if (frame_rate.num) {
+ snprintf(buf, sizeof(buf), "%d/%d", frame_rate.num, frame_rate.den);
+ av_dict_set(&format_opts, "framerate", buf, 0);
+ }
+ if (frame_width && frame_height) {
+ snprintf(buf, sizeof(buf), "%dx%d", frame_width, frame_height);
+ av_dict_set(&format_opts, "video_size", buf, 0);
+ }
+ if (frame_pix_fmt != PIX_FMT_NONE)
+ av_dict_set(&format_opts, "pixel_format", av_get_pix_fmt_name(frame_pix_fmt), 0);
ic->video_codec_id =
find_codec_or_die(video_codec_name , AVMEDIA_TYPE_VIDEO , 0,
@@ -3317,20 +3332,16 @@ static int opt_input_file(const char *opt, const char *filename)
ic->subtitle_codec_id=
find_codec_or_die(subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, 0,
avcodec_opts[AVMEDIA_TYPE_SUBTITLE]->strict_std_compliance);
- ic->flags |= AVFMT_FLAG_NONBLOCK | AVFMT_FLAG_PRIV_OPT;
+ ic->flags |= AVFMT_FLAG_NONBLOCK;
/* open the input file with generic libav function */
- err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
- if(err >= 0){
- set_context_opts(ic, avformat_opts, AV_OPT_FLAG_DECODING_PARAM, NULL);
- err = av_demuxer_open(ic, ap);
- if(err < 0)
- avformat_free_context(ic);
- }
+ err = avformat_open_input(&ic, filename, file_iformat, &format_opts);
if (err < 0) {
print_error(filename, err);
ffmpeg_exit(1);
}
+ assert_avoptions(format_opts);
+
if(opt_programid) {
int i, j;
int found=0;
@@ -3856,7 +3867,6 @@ static int opt_output_file(const char *opt, const char *filename)
AVFormatContext *oc;
int err, use_video, use_audio, use_subtitle, use_data;
int input_has_video, input_has_audio, input_has_subtitle, input_has_data;
- AVFormatParameters params, *ap = ¶ms;
AVOutputFormat *file_oformat;
if(nb_output_files >= FF_ARRAY_ELEMS(output_files)){
@@ -3920,6 +3930,7 @@ static int opt_output_file(const char *opt, const char *filename)
av_dict_free(&metadata);
}
+ av_dict_copy(&output_opts[nb_output_files], format_opts, 0);
output_files[nb_output_files++] = oc;
/* check filename in case of an image number is expected */
@@ -3959,17 +3970,9 @@ static int opt_output_file(const char *opt, const char *filename)
}
}
- memset(ap, 0, sizeof(*ap));
- if (av_set_parameters(oc, ap) < 0) {
- fprintf(stderr, "%s: Invalid encoding parameters\n",
- oc->filename);
- ffmpeg_exit(1);
- }
-
oc->preload= (int)(mux_preload*AV_TIME_BASE);
oc->max_delay= (int)(mux_max_delay*AV_TIME_BASE);
- set_context_opts(oc, avformat_opts, AV_OPT_FLAG_ENCODING_PARAM, NULL);
if (loop_output >= 0) {
av_log(NULL, AV_LOG_WARNING, "-loop_output is deprecated, use -loop\n");
oc->loop_output = loop_output;
@@ -4074,6 +4077,7 @@ static int opt_help(const char *opt, const char *arg)
{
AVCodec *c;
AVOutputFormat *oformat = NULL;
+ AVInputFormat *iformat = NULL;
av_log_set_callback(log_callback_help);
show_usage();
@@ -4124,6 +4128,14 @@ static int opt_help(const char *opt, const char *arg)
}
}
+ /* individual demuxer options */
+ while ((iformat = av_iformat_next(iformat))) {
+ if (iformat->priv_class) {
+ av_opt_show2(&iformat->priv_class, NULL, AV_OPT_FLAG_DECODING_PARAM, 0);
+ printf("\n");
+ }
+ }
+
av_opt_show2(sws_opts, NULL, AV_OPT_FLAG_ENCODING_PARAM|AV_OPT_FLAG_DECODING_PARAM, 0);
return 0;
}
diff --git a/tests/fate2.mak b/tests/fate2.mak
index c5b91e2..a743f0c 100644
--- a/tests/fate2.mak
+++ b/tests/fate2.mak
@@ -165,7 +165,7 @@ fate-wmapro-2ch: CMP = oneoff
fate-wmapro-2ch: REF = $(SAMPLES)/wmapro/Beethovens_9th-1_small.pcm
FATE_TESTS += fate-ansi
-fate-ansi: CMD = framecrc -ar 44100 -i $(SAMPLES)/ansi/TRE-IOM5.ANS -pix_fmt rgb24
+fate-ansi: CMD = framecrc -chars_per_frame 44100 -i $(SAMPLES)/ansi/TRE-IOM5.ANS -pix_fmt rgb24
FATE_TESTS += fate-wmv8-drm
# discard last packet to avoid fails due to overread of VC-1 decoder
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