diff --git a/libavdevice/alsa-audio-dec.c b/libavdevice/alsa-audio-dec.c
index 937f6a6ef7..05f68d3cdc 100644
--- a/libavdevice/alsa-audio-dec.c
+++ b/libavdevice/alsa-audio-dec.c
@@ -60,14 +60,6 @@ static av_cold int audio_read_header(AVFormatContext *s1,
     enum CodecID codec_id;
     snd_pcm_sw_params_t *sw_params;
 
-#if FF_API_FORMAT_PARAMETERS
-    if (ap->sample_rate > 0)
-        s->sample_rate = ap->sample_rate;
-
-    if (ap->channels > 0)
-        s->channels = ap->channels;
-#endif
-
     st = av_new_stream(s1, 0);
     if (!st) {
         av_log(s1, AV_LOG_ERROR, "Cannot add stream\n");
diff --git a/libavdevice/bktr.c b/libavdevice/bktr.c
index f1ae9ea685..7ff46cf8a3 100644
--- a/libavdevice/bktr.c
+++ b/libavdevice/bktr.c
@@ -251,17 +251,6 @@ static int grab_read_header(AVFormatContext *s1, AVFormatParameters *ap)
     AVRational framerate;
     int ret = 0;
 
-#if FF_API_FORMAT_PARAMETERS
-    if (ap->standard) {
-        if (!strcasecmp(ap->standard, "pal"))
-            s->standard = PAL;
-        else if (!strcasecmp(ap->standard, "secam"))
-            s->standard = SECAM;
-        else if (!strcasecmp(ap->standard, "ntsc"))
-            s->standard = NTSC;
-    }
-#endif
-
     if ((ret = av_parse_video_size(&width, &height, s->video_size)) < 0) {
         av_log(s1, AV_LOG_ERROR, "Could not parse video size '%s'.\n", s->video_size);
         goto out;
@@ -281,14 +270,6 @@ static int grab_read_header(AVFormatContext *s1, AVFormatParameters *ap)
         av_log(s1, AV_LOG_ERROR, "Could not parse framerate '%s'.\n", s->framerate);
         goto out;
     }
-#if FF_API_FORMAT_PARAMETERS
-    if (ap->width > 0)
-        width = ap->width;
-    if (ap->height > 0)
-        height = ap->height;
-    if (ap->time_base.num)
-        framerate = (AVRational){ap->time_base.den, ap->time_base.num};
-#endif
 
     st = av_new_stream(s1, 0);
     if (!st) {
diff --git a/libavdevice/dv1394.c b/libavdevice/dv1394.c
index 565cf4cc4e..5502fa2dbb 100644
--- a/libavdevice/dv1394.c
+++ b/libavdevice/dv1394.c
@@ -90,18 +90,6 @@ static int dv1394_read_header(AVFormatContext * context, AVFormatParameters * ap
     if (!dv->dv_demux)
         goto failed;
 
-#if FF_API_FORMAT_PARAMETERS
-    if (ap->standard) {
-       if (!strcasecmp(ap->standard, "pal"))
-           dv->format = DV1394_PAL;
-       else
-           dv->format = DV1394_NTSC;
-    }
-
-    if (ap->channel)
-        dv->channel = ap->channel;
-#endif
-
     /* Open and initialize DV1394 device */
     dv->fd = open(context->filename, O_RDONLY);
     if (dv->fd < 0) {
diff --git a/libavdevice/fbdev.c b/libavdevice/fbdev.c
index eb654aa4b3..57c257f7b6 100644
--- a/libavdevice/fbdev.c
+++ b/libavdevice/fbdev.c
@@ -107,10 +107,6 @@ av_cold static int fbdev_read_header(AVFormatContext *avctx,
         av_log(avctx, AV_LOG_ERROR, "Could not parse framerate '%s'.\n", fbdev->framerate);
         return ret;
     }
-#if FF_API_FORMAT_PARAMETERS
-    if (ap->time_base.num)
-        fbdev->framerate_q = (AVRational){ap->time_base.den, ap->time_base.num};
-#endif
 
     if (!(st = av_new_stream(avctx, 0)))
         return AVERROR(ENOMEM);
diff --git a/libavdevice/libdc1394.c b/libavdevice/libdc1394.c
index e6161a1386..b6f53454a1 100644
--- a/libavdevice/libdc1394.c
+++ b/libavdevice/libdc1394.c
@@ -142,16 +142,6 @@ static inline int dc1394_read_common(AVFormatContext *c, AVFormatParameters *ap,
         av_log(c, AV_LOG_ERROR, "Could not parse framerate '%s'.\n", dc1394->framerate);
         goto out;
     }
-#if FF_API_FORMAT_PARAMETERS
-    if (ap->width > 0)
-        width = ap->width;
-    if (ap->height > 0)
-        height = ap->height;
-    if (ap->pix_fmt)
-        pix_fmt = ap->pix_fmt;
-    if (ap->time_base.num)
-        framerate = (AVRational){ap->time_base.den, ap->time_base.num};
-#endif
     dc1394->frame_rate = av_rescale(1000, framerate.num, framerate.den);
 
     for (fmt = dc1394_frame_formats; fmt->width; fmt++)
@@ -212,11 +202,6 @@ static int dc1394_v1_read_header(AVFormatContext *c, AVFormatParameters * ap)
     if (dc1394_read_common(c,ap,&fmt,&fps) != 0)
         return -1;
 
-#if FF_API_FORMAT_PARAMETERS
-    if (ap->channel)
-        dc1394->channel = ap->channel;
-#endif
-
     /* Now let us prep the hardware. */
     dc1394->handle = dc1394_create_handle(0); /* FIXME: gotta have ap->port */
     if (!dc1394->handle) {
diff --git a/libavdevice/oss_audio.c b/libavdevice/oss_audio.c
index 6e25288dba..6df7f34d7e 100644
--- a/libavdevice/oss_audio.c
+++ b/libavdevice/oss_audio.c
@@ -209,13 +209,6 @@ static int audio_read_header(AVFormatContext *s1, AVFormatParameters *ap)
     AVStream *st;
     int ret;
 
-#if FF_API_FORMAT_PARAMETERS
-    if (ap->sample_rate > 0)
-        s->sample_rate = ap->sample_rate;
-    if (ap->channels > 0)
-        s->channels = ap->channels;
-#endif
-
     st = av_new_stream(s1, 0);
     if (!st) {
         return AVERROR(ENOMEM);
diff --git a/libavdevice/sndio_dec.c b/libavdevice/sndio_dec.c
index 2690ee395c..40e923660e 100644
--- a/libavdevice/sndio_dec.c
+++ b/libavdevice/sndio_dec.c
@@ -34,13 +34,6 @@ static av_cold int audio_read_header(AVFormatContext *s1,
     AVStream *st;
     int ret;
 
-#if FF_API_FORMAT_PARAMETERS
-    if (ap->sample_rate > 0)
-        s->sample_rate = ap->sample_rate;
-    if (ap->channels > 0)
-        s->channels = ap->channels;
-#endif
-
     st = av_new_stream(s1, 0);
     if (!st)
         return AVERROR(ENOMEM);
diff --git a/libavdevice/v4l.c b/libavdevice/v4l.c
index 1be7adf49d..b0f0452d8e 100644
--- a/libavdevice/v4l.c
+++ b/libavdevice/v4l.c
@@ -142,16 +142,6 @@ static int grab_read_header(AVFormatContext *s1, AVFormatParameters *ap)
 
     /* set tv standard */
     if (!ioctl(video_fd, VIDIOCGTUNER, &tuner)) {
-#if FF_API_FORMAT_PARAMETERS
-        if (ap->standard) {
-            if (!strcasecmp(ap->standard, "pal"))
-                s->standard = VIDEO_MODE_PAL;
-            else if (!strcasecmp(ap->standard, "secam"))
-                s->standard = VIDEO_MODE_SECAM;
-            else
-                s->standard = VIDEO_MODE_NTSC;
-        }
-#endif
         tuner.mode = s->standard;
         ioctl(video_fd, VIDIOCSTUNER, &tuner);
     }
diff --git a/libavdevice/v4l2.c b/libavdevice/v4l2.c
index 072be48d40..7a501a901c 100644
--- a/libavdevice/v4l2.c
+++ b/libavdevice/v4l2.c
@@ -463,12 +463,6 @@ static int v4l2_set_parameters(AVFormatContext *s1, AVFormatParameters *ap)
         av_log(s1, AV_LOG_ERROR, "Could not parse framerate '%s'.\n", s->framerate);
         return ret;
     }
-#if FF_API_FORMAT_PARAMETERS
-    if (ap->channel > 0)
-        s->channel = ap->channel;
-    if (ap->time_base.num)
-        framerate_q = (AVRational){ap->time_base.den, ap->time_base.num};
-#endif
 
     /* set tv video input */
     memset (&input, 0, sizeof (input));
@@ -486,13 +480,6 @@ static int v4l2_set_parameters(AVFormatContext *s1, AVFormatParameters *ap)
         return AVERROR(EIO);
     }
 
-#if FF_API_FORMAT_PARAMETERS
-    if (ap->standard) {
-        av_freep(&s->standard);
-        s->standard = av_strdup(ap->standard);
-    }
-#endif
-
     if (s->standard) {
         av_log(s1, AV_LOG_DEBUG, "The V4L2 driver set standard: %s\n",
                s->standard);
@@ -609,14 +596,6 @@ static int v4l2_read_header(AVFormatContext *s1, AVFormatParameters *ap)
         res = AVERROR(EINVAL);
         goto out;
     }
-#if FF_API_FORMAT_PARAMETERS
-    if (ap->width > 0)
-        s->width  = ap->width;
-    if (ap->height > 0)
-        s->height = ap->height;
-    if (ap->pix_fmt)
-        pix_fmt = ap->pix_fmt;
-#endif
 
     capabilities = 0;
     s->fd = device_open(s1, &capabilities);
diff --git a/libavdevice/vfwcap.c b/libavdevice/vfwcap.c
index 80f9d00e9c..47a9ebeb9c 100644
--- a/libavdevice/vfwcap.c
+++ b/libavdevice/vfwcap.c
@@ -267,11 +267,6 @@ static int vfw_read_header(AVFormatContext *s, AVFormatParameters *ap)
         return AVERROR(EIO);
     }
 
-#if FF_API_FORMAT_PARAMETERS
-    if (ap->time_base.num)
-        framerate_q = (AVRational){ap->time_base.den, ap->time_base.num};
-#endif
-
     ctx->hwnd = capCreateCaptureWindow(NULL, 0, 0, 0, 0, 0, HWND_MESSAGE, 0);
     if(!ctx->hwnd) {
         av_log(s, AV_LOG_ERROR, "Could not create capture window.\n");
@@ -329,12 +324,6 @@ static int vfw_read_header(AVFormatContext *s, AVFormatParameters *ap)
             goto fail_bi;
         }
     }
-#if FF_API_FORMAT_PARAMETERS
-    if (ap->width > 0)
-        bi->bmiHeader.biWidth = ap->width;
-    if (ap->height > 0)
-        bi->bmiHeader.biHeight = ap->height;
-#endif
 
     if (0) {
         /* For testing yet unsupported compressions
diff --git a/libavdevice/x11grab.c b/libavdevice/x11grab.c
index 09f6b51161..5cc32dc20d 100644
--- a/libavdevice/x11grab.c
+++ b/libavdevice/x11grab.c
@@ -183,14 +183,6 @@ x11grab_read_header(AVFormatContext *s1, AVFormatParameters *ap)
         av_log(s1, AV_LOG_ERROR, "Could not parse framerate: %s.\n", x11grab->framerate);
         goto out;
     }
-#if FF_API_FORMAT_PARAMETERS
-    if (ap->width > 0)
-        x11grab->width = ap->width;
-    if (ap->height > 0)
-        x11grab->height = ap->height;
-    if (ap->time_base.num)
-        framerate = (AVRational){ap->time_base.den, ap->time_base.num};
-#endif
     av_log(s1, AV_LOG_INFO, "device: %s -> display: %s x: %d y: %d width: %d height: %d\n",
            s1->filename, param, x_off, y_off, x11grab->width, x11grab->height);
 
diff --git a/libavformat/img2.c b/libavformat/img2.c
index a4f39e7256..935d763288 100644
--- a/libavformat/img2.c
+++ b/libavformat/img2.c
@@ -233,16 +233,6 @@ static int read_header(AVFormatContext *s1, AVFormatParameters *ap)
         av_log(s, AV_LOG_ERROR, "Could not parse framerate: %s.\n", s->framerate);
         return ret;
     }
-#if FF_API_FORMAT_PARAMETERS
-    if (ap->pix_fmt != PIX_FMT_NONE)
-        pix_fmt = ap->pix_fmt;
-    if (ap->width > 0)
-        width = ap->width;
-    if (ap->height > 0)
-        height = ap->height;
-    if (ap->time_base.num)
-        framerate = (AVRational){ap->time_base.den, ap->time_base.num};
-#endif
 
 #if FF_API_LOOP_INPUT
     if (s1->loop_input)
diff --git a/libavformat/mpegts.c b/libavformat/mpegts.c
index 2bc66ac685..f22edec81a 100644
--- a/libavformat/mpegts.c
+++ b/libavformat/mpegts.c
@@ -1508,13 +1508,6 @@ static int mpegts_read_header(AVFormatContext *s,
     int len;
     int64_t pos;
 
-#if FF_API_FORMAT_PARAMETERS
-    if (ap) {
-        if (ap->mpeg2ts_compute_pcr)
-            ts->mpeg2ts_compute_pcr = ap->mpeg2ts_compute_pcr;
-    }
-#endif
-
     /* read the first 1024 bytes to get packet size */
     pos = avio_tell(pb);
     len = avio_read(pb, buf, sizeof(buf));
diff --git a/libavformat/rawdec.c b/libavformat/rawdec.c
index 8f3fecb1e7..76ab09c0e5 100644
--- a/libavformat/rawdec.c
+++ b/libavformat/rawdec.c
@@ -49,13 +49,7 @@ 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 (s1->sample_rate)
                 st->codec->sample_rate = s1->sample_rate;
@@ -87,16 +81,6 @@ int ff_raw_read_header(AVFormatContext *s, AVFormatParameters *ap)
                 av_log(s, AV_LOG_ERROR, "Could not parse framerate: %s.\n", s1->framerate);
                 goto fail;
             }
-#if FF_API_FORMAT_PARAMETERS
-            if (ap->width > 0)
-                width = ap->width;
-            if (ap->height > 0)
-                height = ap->height;
-            if (ap->pix_fmt)
-                pix_fmt = ap->pix_fmt;
-            if (ap->time_base.num)
-                framerate = (AVRational){ap->time_base.den, ap->time_base.num};
-#endif
             av_set_pts_info(st, 64, framerate.den, framerate.num);
             st->codec->width  = width;
             st->codec->height = height;
@@ -170,10 +154,6 @@ int ff_raw_video_read_header(AVFormatContext *s,
         av_log(s, AV_LOG_ERROR, "Could not parse framerate: %s.\n", s1->framerate);
         goto fail;
     }
-#if FF_API_FORMAT_PARAMETERS
-    if (ap->time_base.num)
-        framerate = (AVRational){ap->time_base.den, ap->time_base.num};
-#endif
 
     st->codec->time_base = (AVRational){framerate.den, framerate.num};
     av_set_pts_info(st, 64, 1, 1200000);
diff --git a/libavformat/rtspdec.c b/libavformat/rtspdec.c
index 430c086544..88daa9df1a 100644
--- a/libavformat/rtspdec.c
+++ b/libavformat/rtspdec.c
@@ -164,11 +164,6 @@ static int rtsp_read_header(AVFormatContext *s,
         return AVERROR(ENOMEM);
     rt->real_setup = rt->real_setup_cache + s->nb_streams;
 
-#if FF_API_FORMAT_PARAMETERS
-    if (ap->initial_pause)
-        rt->initial_pause = ap->initial_pause;
-#endif
-
     if (rt->initial_pause) {
          /* do not start immediately */
     } else {
diff --git a/libavformat/tty.c b/libavformat/tty.c
index ee6b2f1334..58e2946346 100644
--- a/libavformat/tty.c
+++ b/libavformat/tty.c
@@ -95,23 +95,11 @@ static int read_header(AVFormatContext *avctx,
         av_log(avctx, AV_LOG_ERROR, "Could not parse framerate: %s.\n", s->framerate);
         goto fail;
     }
-#if FF_API_FORMAT_PARAMETERS
-    if (ap->width > 0)
-        width = ap->width;
-    if (ap->height > 0)
-        height = ap->height;
-    if (ap->time_base.num)
-        framerate = (AVRational){ap->time_base.den, ap->time_base.num};
-#endif
     st->codec->width  = width;
     st->codec->height = height;
     av_set_pts_info(st, 60, framerate.den, framerate.num);
 
     /* simulate tty display speed */
-#if FF_API_FORMAT_PARAMETERS
-    if (ap->sample_rate)
-        s->chars_per_frame = ap->sample_rate;
-#endif
     s->chars_per_frame = FFMAX(av_q2d(st->time_base)*s->chars_per_frame, 1);
 
     if (avctx->pb->seekable) {