+
#include "libavutil/imgutils.h"
typedef struct {
- AVCodecContext *mjpeg_avctx;
- int is_mjpeg;
int interlace;
int tff;
} AVRnContext;
@@ -37,42 +34,6 @@ static av_cold int init(AVCodecContext *avctx)
AVRnContext *a = avctx->priv_data;
int ret;
- // Support "Resolution 1:1" for Avid AVI Codec
- a->is_mjpeg = avctx->extradata_size < 31 || memcmp(&avctx->extradata[28],
"1:1", 3);
-
- if(!a->is_mjpeg && avctx->lowres) {
- av_log(avctx, AV_LOG_ERROR, "lowres is not possible with rawvideo\n");
- return AVERROR(EINVAL);
- }
-
- if(a->is_mjpeg) {
- const AVCodec *codec = avcodec_find_decoder(AV_CODEC_ID_MJPEG);
- AVDictionary *thread_opt = NULL;
- if (!codec) {
- av_log(avctx, AV_LOG_ERROR, "MJPEG codec not found\n");
- return AVERROR_DECODER_NOT_FOUND;
- }
-
- a->mjpeg_avctx = avcodec_alloc_context3(codec);
- if (!a->mjpeg_avctx)
- return AVERROR(ENOMEM);
-
- av_dict_set(&thread_opt, "threads", "1", 0); // Is this needed ?
- a->mjpeg_avctx->refcounted_frames = 1;
- a->mjpeg_avctx->flags = avctx->flags;
- a->mjpeg_avctx->idct_algo = avctx->idct_algo;
- a->mjpeg_avctx->lowres = avctx->lowres;
- a->mjpeg_avctx->width = avctx->width;
- a->mjpeg_avctx->height = avctx->height;
-
- if ((ret = avcodec_open2(a->mjpeg_avctx, codec, &thread_opt)) < 0) {
- av_log(avctx, AV_LOG_ERROR, "MJPEG codec failed to open\n");
- }
- av_dict_free(&thread_opt);
-
- return ret;
- }
-
if ((ret = av_image_check_size(avctx->width, avctx->height, 0, avctx)) <
0)
return ret;
@@ -89,15 +50,6 @@ static av_cold int init(AVCodecContext *avctx)
return 0;
}
-static av_cold int end(AVCodecContext *avctx)
-{
- AVRnContext *a = avctx->priv_data;
-
- avcodec_free_context(&a->mjpeg_avctx);
-
- return 0;
-}
-
static int decode_frame(AVCodecContext *avctx, void *data,
int *got_frame, AVPacket *avpkt)
{
@@ -107,28 +59,6 @@ static int decode_frame(AVCodecContext *avctx, void *data,
int buf_size = avpkt->size;
int y, ret, true_height;
- if(a->is_mjpeg) {
- ret = avcodec_decode_video2(a->mjpeg_avctx, data, got_frame, avpkt);
-
- if (ret >= 0 && *got_frame && avctx->width <= p->width && avctx->height
<= p->height) {
- int shift = p->height - avctx->height;
- int subsample_h, subsample_v;
-
- av_pix_fmt_get_chroma_sub_sample(p->format, &subsample_h,
&subsample_v);
-
- p->data[0] += p->linesize[0] * shift;
- if (p->data[2]) {
- p->data[1] += p->linesize[1] * (shift>>subsample_v);
- p->data[2] += p->linesize[2] * (shift>>subsample_v);
- }
-
- p->width = avctx->width;
- p->height = avctx->height;
- }
- avctx->pix_fmt = a->mjpeg_avctx->pix_fmt;
- return ret;
- }
-
true_height = buf_size / (2*avctx->width);
if(buf_size < 2*avctx->width * avctx->height) {
@@ -167,8 +97,8 @@ AVCodec ff_avrn_decoder = {
.id = AV_CODEC_ID_AVRN,
.priv_data_size = sizeof(AVRnContext),
.init = init,
- .close = end,
.decode = decode_frame,
.max_lowres = 3,
+ .capabilities = AV_CODEC_CAP_DR1,
.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE |
FF_CODEC_CAP_INIT_CLEANUP,
};
diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c
index ea3f125cca..39a05db35b 100644
--- a/libavcodec/mjpegdec.c
+++ b/libavcodec/mjpegdec.c
@@ -484,6 +484,11 @@ int ff_mjpeg_decode_sof(MJpegDecodeContext *s)
size_change = 0;
}
+ if ((s->avctx->codec_tag == MKTAG('A', 'V', 'R', 'n') ||
+ s->avctx->codec_tag == MKTAG('A', 'V', 'D', 'J')) &&
+ s->orig_height < s->avctx->height)
+ s->avctx->height = s->orig_height;
+
if (s->avctx->codec_id == AV_CODEC_ID_SMVJPEG) {
s->avctx->height = s->avctx->coded_height / s->smv_frames_per_jpeg;
if (s->avctx->height <= 0)
@@ -2897,6 +2902,12 @@ the_end:
return ret;
}
}
+ if ((avctx->codec_tag == MKTAG('A', 'V', 'R', 'n') ||
+ avctx->codec_tag == MKTAG('A', 'V', 'D', 'J')) &&
+ avctx->coded_height > s->orig_height) {
+ frame->height = avctx->coded_height;
+ frame->crop_top = frame->height - s->orig_height;
+ }
ret = 0;
diff --git a/libavcodec/version.h b/libavcodec/version.h
index 5b92afe60a..abfbd63ac8 100644
--- a/libavcodec/version.h
+++ b/libavcodec/version.h
@@ -29,7 +29,7 @@
#define LIBAVCODEC_VERSION_MAJOR 58
#define LIBAVCODEC_VERSION_MINOR 115
-#define LIBAVCODEC_VERSION_MICRO 102
+#define LIBAVCODEC_VERSION_MICRO 103
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
LIBAVCODEC_VERSION_MINOR, \
diff --git a/libavformat/avidec.c b/libavformat/avidec.c
index 7e527e15ee..0c5fddd597 100644
--- a/libavformat/avidec.c
+++ b/libavformat/avidec.c
@@ -838,6 +838,12 @@ static int avi_read_header(AVFormatContext *s)
st->codecpar->codec_tag == MKTAG('H', '2', '6', '5'))
st->need_parsing = AVSTREAM_PARSE_FULL;
+ if (st->codecpar->codec_id == AV_CODEC_ID_AVRN &&
+ st->codecpar->codec_tag == MKTAG('A', 'V', 'R', 'n') &&
+ (st->codecpar->extradata_size < 31 ||
+ memcmp(&st->codecpar->extradata[28], "1:1", 3)))
+ st->codecpar->codec_id = AV_CODEC_ID_MJPEG;
+
if (st->codecpar->codec_tag == 0 && st->codecpar->height > 0
&&
st->codecpar->extradata_size < 1U << 30) {
st->codecpar->extradata_size += 9;
diff --git a/libavformat/isom.c b/libavformat/isom.c
index d1ef6e3407..db84bb417b 100644
--- a/libavformat/isom.c
+++ b/libavformat/isom.c
@@ -115,7 +115,7 @@ const AVCodecTag ff_codec_movvideo_tags[] = {
{ AV_CODEC_ID_MJPEG, MKTAG('j', 'p', 'e', 'g') }, /* PhotoJPEG */
{ AV_CODEC_ID_MJPEG, MKTAG('m', 'j', 'p', 'a') }, /* Motion-JPEG (format
A) */
- { AV_CODEC_ID_AVRN , MKTAG('A', 'V', 'D', 'J') }, /* MJPEG with
alpha-channel (AVID JFIF meridien compressed) */
+ { AV_CODEC_ID_MJPEG, MKTAG('A', 'V', 'D', 'J') }, /* MJPEG with
alpha-channel (AVID JFIF meridien compressed) */
/* { AV_CODEC_ID_MJPEG, MKTAG('A', 'V', 'R', 'n') }, *//* MJPEG with
alpha-channel (AVID ABVB/Truevision NuVista) */
{ AV_CODEC_ID_MJPEG, MKTAG('d', 'm', 'b', '1') }, /* Motion JPEG OpenDML
*/
{ AV_CODEC_ID_MJPEGB, MKTAG('m', 'j', 'p', 'b') }, /* Motion-JPEG (format
B) */
diff --git a/libavformat/version.h b/libavformat/version.h
index b43193bcb1..a2b5901e74 100644
--- a/libavformat/version.h
+++ b/libavformat/version.h
@@ -33,7 +33,7 @@
// Also please add any ticket numbers that you believe might be affected here
#define LIBAVFORMAT_VERSION_MAJOR 58
#define LIBAVFORMAT_VERSION_MINOR 65
-#define LIBAVFORMAT_VERSION_MICRO 100
+#define LIBAVFORMAT_VERSION_MICRO 101
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
LIBAVFORMAT_VERSION_MINOR, \
diff --git a/tests/fate/video.mak b/tests/fate/video.mak
index a5f3107c38..0984b929cb 100644
--- a/tests/fate/video.mak
+++ b/tests/fate/video.mak
@@ -46,7 +46,7 @@ fate-auravision-v2: CMD = framecrc -i
$(TARGET_SAMPLES)/auravision/salma-hayek-i
FATE_VIDEO-$(call DEMDEC, AVI, AVRN) += fate-avid-interlaced
fate-avid-interlaced: CMD = framecrc -i
$(TARGET_SAMPLES)/avid/avid_ntsc_interlaced.avi
-FATE_VIDEO-$(call DEMDEC, MOV, AVRN) += fate-avid-meridian
+FATE_VIDEO-$(call DEMDEC, MOV, MJPEG) += fate-avid-meridian
fate-avid-meridian: CMD = framecrc -i
$(TARGET_SAMPLES)/avid/avidmeridianntsc.mov
FATE_VIDEO-$(call DEMDEC, BETHSOFTVID, BETHSOFTVID) += fate-bethsoft-vid
