rawdec: don't set codec timebase.
[libav.git] / libavformat / rawdec.c
index 265822b..589cdd5 100644 (file)
  */
 
 #include "avformat.h"
+#include "internal.h"
 #include "avio_internal.h"
 #include "rawdec.h"
 #include "libavutil/opt.h"
 #include "libavutil/parseutils.h"
+#include "libavutil/pixdesc.h"
 
 /* raw input */
 int ff_raw_read_header(AVFormatContext *s, AVFormatParameters *ap)
@@ -32,7 +34,7 @@ int ff_raw_read_header(AVFormatContext *s, AVFormatParameters *ap)
     AVStream *st;
     enum CodecID id;
 
-    st = av_new_stream(s, 0);
+    st = avformat_new_stream(s, NULL);
     if (!st)
         return AVERROR(ENOMEM);
 
@@ -48,52 +50,47 @@ int ff_raw_read_header(AVFormatContext *s, AVFormatParameters *ap)
         case AVMEDIA_TYPE_AUDIO: {
             RawAudioDemuxerContext *s1 = s->priv_data;
 
-#if FF_API_FORMAT_PARAMETERS
-            if (ap->sample_rate)
-                st->codec->sample_rate = ap->sample_rate;
-            if (ap->channels)
-                st->codec->channels    = ap->channels;
-            else st->codec->channels   = 1;
-#endif
+            st->codec->channels = 1;
+
+            if (id == CODEC_ID_ADPCM_G722)
+                st->codec->sample_rate = 16000;
 
-            if (s1->sample_rate)
+            if (s1 && s1->sample_rate)
                 st->codec->sample_rate = s1->sample_rate;
-            if (s1->channels)
+            if (s1 && s1->channels)
                 st->codec->channels    = s1->channels;
 
             st->codec->bits_per_coded_sample = av_get_bits_per_sample(st->codec->codec_id);
             assert(st->codec->bits_per_coded_sample > 0);
             st->codec->block_align = st->codec->bits_per_coded_sample*st->codec->channels/8;
-            av_set_pts_info(st, 64, 1, st->codec->sample_rate);
+            avpriv_set_pts_info(st, 64, 1, st->codec->sample_rate);
             break;
             }
         case AVMEDIA_TYPE_VIDEO: {
             FFRawVideoDemuxerContext *s1 = s->priv_data;
-            int width = 0, height = 0, ret;
-            if(ap->time_base.num)
-                av_set_pts_info(st, 64, ap->time_base.num, ap->time_base.den);
-            else
-                av_set_pts_info(st, 64, 1, 25);
-            if (s1->video_size) {
-                ret = av_parse_video_size(&width, &height, s1->video_size);
-                av_freep(&s1->video_size);
-                if (ret < 0) {
-                    av_log(s, AV_LOG_ERROR, "Couldn't parse video size.\n");
-                    return ret;
-                }
+            int width = 0, height = 0, ret = 0;
+            enum PixelFormat pix_fmt;
+            AVRational framerate;
+
+            if (s1->video_size && (ret = av_parse_video_size(&width, &height, s1->video_size)) < 0) {
+                av_log(s, AV_LOG_ERROR, "Couldn't parse video size.\n");
+                goto fail;
             }
-#if FF_API_FORMAT_PARAMETERS
-            if (ap->width > 0)
-                width = ap->width;
-            if (ap->height > 0)
-                height = ap->height;
-#endif
+            if ((pix_fmt = av_get_pix_fmt(s1->pixel_format)) == PIX_FMT_NONE) {
+                av_log(s, AV_LOG_ERROR, "No such pixel format: %s.\n", s1->pixel_format);
+                ret = AVERROR(EINVAL);
+                goto fail;
+            }
+            if ((ret = av_parse_video_rate(&framerate, s1->framerate)) < 0) {
+                av_log(s, AV_LOG_ERROR, "Could not parse framerate: %s.\n", s1->framerate);
+                goto fail;
+            }
+            avpriv_set_pts_info(st, 64, framerate.den, framerate.num);
             st->codec->width  = width;
             st->codec->height = height;
-            st->codec->pix_fmt = ap->pix_fmt;
-            if(st->codec->pix_fmt == PIX_FMT_NONE)
-                st->codec->pix_fmt= PIX_FMT_YUV420P;
-            break;
+            st->codec->pix_fmt = pix_fmt;
+fail:
+            return ret;
             }
         default:
             return -1;
@@ -126,7 +123,7 @@ int ff_raw_read_partial_packet(AVFormatContext *s, AVPacket *pkt)
 int ff_raw_audio_read_header(AVFormatContext *s,
                              AVFormatParameters *ap)
 {
-    AVStream *st = av_new_stream(s, 0);
+    AVStream *st = avformat_new_stream(s, NULL);
     if (!st)
         return AVERROR(ENOMEM);
     st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
@@ -142,114 +139,76 @@ int ff_raw_video_read_header(AVFormatContext *s,
                              AVFormatParameters *ap)
 {
     AVStream *st;
+    FFRawVideoDemuxerContext *s1 = s->priv_data;
+    AVRational framerate;
+    int ret = 0;
 
-    st = av_new_stream(s, 0);
-    if (!st)
-        return AVERROR(ENOMEM);
+
+    st = avformat_new_stream(s, NULL);
+    if (!st) {
+        ret = AVERROR(ENOMEM);
+        goto fail;
+    }
 
     st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
     st->codec->codec_id = s->iformat->value;
     st->need_parsing = AVSTREAM_PARSE_FULL;
 
-    /* for MJPEG, specify frame rate */
-    /* for MPEG-4 specify it, too (most MPEG-4 streams do not have the fixed_vop_rate set ...)*/
-    if (ap->time_base.num) {
-        st->codec->time_base= ap->time_base;
-    } else if ( st->codec->codec_id == CODEC_ID_MJPEG ||
-                st->codec->codec_id == CODEC_ID_MPEG4 ||
-                st->codec->codec_id == CODEC_ID_DIRAC ||
-                st->codec->codec_id == CODEC_ID_DNXHD ||
-                st->codec->codec_id == CODEC_ID_VC1   ||
-                st->codec->codec_id == CODEC_ID_H264) {
-        st->codec->time_base= (AVRational){1,25};
+    if ((ret = av_parse_video_rate(&framerate, s1->framerate)) < 0) {
+        av_log(s, AV_LOG_ERROR, "Could not parse framerate: %s.\n", s1->framerate);
+        goto fail;
     }
-    av_set_pts_info(st, 64, 1, 1200000);
 
-    return 0;
+    st->r_frame_rate = st->avg_frame_rate = framerate;
+    avpriv_set_pts_info(st, 64, 1, 1200000);
+
+fail:
+    return ret;
 }
 
 /* Note: Do not forget to add new entries to the Makefile as well. */
 
-static const AVOption audio_options[] = {
-    { "sample_rate", "", offsetof(RawAudioDemuxerContext, sample_rate), FF_OPT_TYPE_INT, {.dbl = 0}, 0, INT_MAX, AV_OPT_FLAG_DECODING_PARAM },
-    { "channels",    "", offsetof(RawAudioDemuxerContext, channels),    FF_OPT_TYPE_INT, {.dbl = 0}, 0, INT_MAX, AV_OPT_FLAG_DECODING_PARAM },
-    { NULL },
-};
-
-const AVClass ff_rawaudio_demuxer_class = {
-    .class_name     = "rawaudio demuxer",
-    .item_name      = av_default_item_name,
-    .option         = audio_options,
-    .version        = LIBAVUTIL_VERSION_INT,
-};
-
 #define OFFSET(x) offsetof(FFRawVideoDemuxerContext, x)
 #define DEC AV_OPT_FLAG_DECODING_PARAM
-static const AVOption video_options[] = {
-    { "video_size", "A string describing frame size, such as 640x480 or hd720.", OFFSET(video_size), FF_OPT_TYPE_STRING, {.str = NULL}, 0, 0, DEC },
+const AVOption ff_rawvideo_options[] = {
+    { "framerate", "", OFFSET(framerate), AV_OPT_TYPE_STRING, {.str = "25"}, 0, 0, DEC},
     { NULL },
 };
-#undef OFFSET
-#undef DEC
-
-const AVClass ff_rawvideo_demuxer_class = {
-    .class_name     = "rawvideo demuxer",
-    .item_name      = av_default_item_name,
-    .option         = video_options,
-    .version        = LIBAVUTIL_VERSION_INT,
-};
 
 #if CONFIG_G722_DEMUXER
 AVInputFormat ff_g722_demuxer = {
-    "g722",
-    NULL_IF_CONFIG_SMALL("raw G.722"),
-    sizeof(RawAudioDemuxerContext),
-    NULL,
-    ff_raw_read_header,
-    ff_raw_read_partial_packet,
+    .name           = "g722",
+    .long_name      = NULL_IF_CONFIG_SMALL("raw G.722"),
+    .read_header    = ff_raw_read_header,
+    .read_packet    = ff_raw_read_partial_packet,
     .flags= AVFMT_GENERIC_INDEX,
     .extensions = "g722,722",
     .value = CODEC_ID_ADPCM_G722,
-    .priv_class = &ff_rawaudio_demuxer_class,
 };
 #endif
 
-#if CONFIG_GSM_DEMUXER
-AVInputFormat ff_gsm_demuxer = {
-    "gsm",
-    NULL_IF_CONFIG_SMALL("raw GSM"),
-    0,
-    NULL,
-    ff_raw_audio_read_header,
-    ff_raw_read_partial_packet,
+#if CONFIG_LATM_DEMUXER
+AVInputFormat ff_latm_demuxer = {
+    .name           = "latm",
+    .long_name      = NULL_IF_CONFIG_SMALL("raw LOAS/LATM"),
+    .read_header    = ff_raw_audio_read_header,
+    .read_packet    = ff_raw_read_partial_packet,
     .flags= AVFMT_GENERIC_INDEX,
-    .extensions = "gsm",
-    .value = CODEC_ID_GSM,
+    .extensions = "latm",
+    .value = CODEC_ID_AAC_LATM,
 };
 #endif
 
 #if CONFIG_MJPEG_DEMUXER
-AVInputFormat ff_mjpeg_demuxer = {
-    "mjpeg",
-    NULL_IF_CONFIG_SMALL("raw MJPEG video"),
-    0,
-    NULL,
-    ff_raw_video_read_header,
-    ff_raw_read_partial_packet,
-    .flags= AVFMT_GENERIC_INDEX,
-    .extensions = "mjpg,mjpeg",
-    .value = CODEC_ID_MJPEG,
-};
+FF_DEF_RAWVIDEO_DEMUXER(mjpeg, "raw MJPEG video", NULL, "mjpg,mjpeg", CODEC_ID_MJPEG)
 #endif
 
 #if CONFIG_MLP_DEMUXER
 AVInputFormat ff_mlp_demuxer = {
-    "mlp",
-    NULL_IF_CONFIG_SMALL("raw MLP"),
-    0,
-    NULL,
-    ff_raw_audio_read_header,
-    ff_raw_read_partial_packet,
+    .name           = "mlp",
+    .long_name      = NULL_IF_CONFIG_SMALL("raw MLP"),
+    .read_header    = ff_raw_audio_read_header,
+    .read_packet    = ff_raw_read_partial_packet,
     .flags= AVFMT_GENERIC_INDEX,
     .extensions = "mlp",
     .value = CODEC_ID_MLP,
@@ -258,12 +217,10 @@ AVInputFormat ff_mlp_demuxer = {
 
 #if CONFIG_TRUEHD_DEMUXER
 AVInputFormat ff_truehd_demuxer = {
-    "truehd",
-    NULL_IF_CONFIG_SMALL("raw TrueHD"),
-    0,
-    NULL,
-    ff_raw_audio_read_header,
-    ff_raw_read_partial_packet,
+    .name           = "truehd",
+    .long_name      = NULL_IF_CONFIG_SMALL("raw TrueHD"),
+    .read_header    = ff_raw_audio_read_header,
+    .read_packet    = ff_raw_read_partial_packet,
     .flags= AVFMT_GENERIC_INDEX,
     .extensions = "thd",
     .value = CODEC_ID_TRUEHD,
@@ -272,27 +229,16 @@ AVInputFormat ff_truehd_demuxer = {
 
 #if CONFIG_SHORTEN_DEMUXER
 AVInputFormat ff_shorten_demuxer = {
-    "shn",
-    NULL_IF_CONFIG_SMALL("raw Shorten"),
-    0,
-    NULL,
-    ff_raw_audio_read_header,
-    ff_raw_read_partial_packet,
-    .flags= AVFMT_GENERIC_INDEX,
+    .name           = "shn",
+    .long_name      = NULL_IF_CONFIG_SMALL("raw Shorten"),
+    .read_header    = ff_raw_audio_read_header,
+    .read_packet    = ff_raw_read_partial_packet,
+    .flags          = AVFMT_NOBINSEARCH | AVFMT_NOGENSEARCH | AVFMT_NO_BYTE_SEEK,
     .extensions = "shn",
     .value = CODEC_ID_SHORTEN,
 };
 #endif
 
 #if CONFIG_VC1_DEMUXER
-AVInputFormat ff_vc1_demuxer = {
-    "vc1",
-    NULL_IF_CONFIG_SMALL("raw VC-1"),
-    0,
-    NULL /* vc1_probe */,
-    ff_raw_video_read_header,
-    ff_raw_read_partial_packet,
-    .extensions = "vc1",
-    .value = CODEC_ID_VC1,
-};
+FF_DEF_RAWVIDEO_DEMUXER(vc1, "raw VC-1", NULL, "vc1", CODEC_ID_VC1)
 #endif