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authorTim Redfern <tim@eclectronics.org>2013-12-29 12:19:38 +0000
committerTim Redfern <tim@eclectronics.org>2013-12-29 12:19:38 +0000
commitf7813a5324be39d13ab536c245d15dfc602a7849 (patch)
treefad99148b88823d34a5df2f0a25881a002eb291b /ffmpeg/libavcodec/libopenjpegenc.c
parentb7a5a477b8ff4d4e3028b9dfb9a9df0a41463f92 (diff)
basic type mechanism working
Diffstat (limited to 'ffmpeg/libavcodec/libopenjpegenc.c')
-rw-r--r--ffmpeg/libavcodec/libopenjpegenc.c206
1 files changed, 147 insertions, 59 deletions
diff --git a/ffmpeg/libavcodec/libopenjpegenc.c b/ffmpeg/libavcodec/libopenjpegenc.c
index c355083..0205c7d 100644
--- a/ffmpeg/libavcodec/libopenjpegenc.c
+++ b/ffmpeg/libavcodec/libopenjpegenc.c
@@ -43,6 +43,7 @@
typedef struct {
AVClass *avclass;
opj_image_t *image;
+ opj_cio_t *stream;
opj_cparameters_t enc_params;
opj_cinfo_t *compress;
opj_event_mgr_t event_mgr;
@@ -75,7 +76,7 @@ static void info_callback(const char *msg, void *data)
static opj_image_t *mj2_create_image(AVCodecContext *avctx, opj_cparameters_t *parameters)
{
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt);
- opj_image_cmptparm_t *cmptparm;
+ opj_image_cmptparm_t cmptparm[4] = {{0}};
opj_image_t *img;
int i;
int sub_dx[4];
@@ -106,6 +107,7 @@ static opj_image_t *mj2_create_image(AVCodecContext *avctx, opj_cparameters_t *p
case AV_PIX_FMT_GBRP12:
case AV_PIX_FMT_GBRP14:
case AV_PIX_FMT_GBRP16:
+ case AV_PIX_FMT_XYZ12:
color_space = CLRSPC_SRGB;
break;
case AV_PIX_FMT_YUV410P:
@@ -150,23 +152,25 @@ static opj_image_t *mj2_create_image(AVCodecContext *avctx, opj_cparameters_t *p
return NULL;
}
- cmptparm = av_mallocz(numcomps * sizeof(*cmptparm));
- if (!cmptparm) {
- av_log(avctx, AV_LOG_ERROR, "Not enough memory\n");
- return NULL;
- }
for (i = 0; i < numcomps; i++) {
cmptparm[i].prec = desc->comp[i].depth_minus1 + 1;
cmptparm[i].bpp = desc->comp[i].depth_minus1 + 1;
cmptparm[i].sgnd = 0;
cmptparm[i].dx = sub_dx[i];
cmptparm[i].dy = sub_dy[i];
- cmptparm[i].w = avctx->width / sub_dx[i];
- cmptparm[i].h = avctx->height / sub_dy[i];
+ cmptparm[i].w = (avctx->width + sub_dx[i] - 1) / sub_dx[i];
+ cmptparm[i].h = (avctx->height + sub_dy[i] - 1) / sub_dy[i];
}
img = opj_image_create(numcomps, cmptparm, color_space);
- av_freep(&cmptparm);
+
+ // x0, y0 is the top left corner of the image
+ // x1, y1 is the width, height of the reference grid
+ img->x0 = 0;
+ img->y0 = 0;
+ img->x1 = (avctx->width - 1) * parameters->subsampling_dx + 1;
+ img->y1 = (avctx->height - 1) * parameters->subsampling_dy + 1;
+
return img;
}
@@ -223,18 +227,26 @@ static av_cold int libopenjpeg_encode_init(AVCodecContext *avctx)
return AVERROR(ENOMEM);
}
- avctx->coded_frame = avcodec_alloc_frame();
- if (!avctx->coded_frame) {
- av_log(avctx, AV_LOG_ERROR, "Error allocating coded frame\n");
- goto fail;
- }
-
ctx->image = mj2_create_image(avctx, &ctx->enc_params);
if (!ctx->image) {
av_log(avctx, AV_LOG_ERROR, "Error creating the mj2 image\n");
err = AVERROR(EINVAL);
goto fail;
}
+ opj_setup_encoder(ctx->compress, &ctx->enc_params, ctx->image);
+
+ ctx->stream = opj_cio_open((opj_common_ptr)ctx->compress, NULL, 0);
+ if (!ctx->stream) {
+ av_log(avctx, AV_LOG_ERROR, "Error creating the cio stream\n");
+ err = AVERROR(ENOMEM);
+ goto fail;
+ }
+
+ avctx->coded_frame = av_frame_alloc();
+ if (!avctx->coded_frame) {
+ av_log(avctx, AV_LOG_ERROR, "Error allocating coded frame\n");
+ goto fail;
+ }
memset(&ctx->event_mgr, 0, sizeof(opj_event_mgr_t));
ctx->event_mgr.info_handler = info_callback;
@@ -245,7 +257,12 @@ static av_cold int libopenjpeg_encode_init(AVCodecContext *avctx)
return 0;
fail:
- av_freep(&ctx->compress);
+ opj_cio_close(ctx->stream);
+ ctx->stream = NULL;
+ opj_destroy_compress(ctx->compress);
+ ctx->compress = NULL;
+ opj_image_destroy(ctx->image);
+ ctx->image = NULL;
av_freep(&avctx->coded_frame);
return err;
}
@@ -255,7 +272,7 @@ static int libopenjpeg_copy_packed8(AVCodecContext *avctx, const AVFrame *frame,
int compno;
int x;
int y;
- int image_index;
+ int *image_line;
int frame_index;
const int numcomps = image->numcomps;
@@ -268,12 +285,62 @@ static int libopenjpeg_copy_packed8(AVCodecContext *avctx, const AVFrame *frame,
for (compno = 0; compno < numcomps; ++compno) {
for (y = 0; y < avctx->height; ++y) {
- image_index = y * avctx->width;
+ image_line = image->comps[compno].data + y * image->comps[compno].w;
frame_index = y * frame->linesize[0] + compno;
for (x = 0; x < avctx->width; ++x) {
- image->comps[compno].data[image_index++] = frame->data[0][frame_index];
+ image_line[x] = frame->data[0][frame_index];
+ frame_index += numcomps;
+ }
+ for (; x < image->comps[compno].w; ++x) {
+ image_line[x] = image_line[x - 1];
+ }
+ }
+ for (; y < image->comps[compno].h; ++y) {
+ image_line = image->comps[compno].data + y * image->comps[compno].w;
+ for (x = 0; x < image->comps[compno].w; ++x) {
+ image_line[x] = image_line[x - image->comps[compno].w];
+ }
+ }
+ }
+
+ return 1;
+}
+
+// for XYZ 12 bit
+static int libopenjpeg_copy_packed12(AVCodecContext *avctx, const AVFrame *frame, opj_image_t *image)
+{
+ int compno;
+ int x;
+ int y;
+ int *image_line;
+ int frame_index;
+ const int numcomps = image->numcomps;
+ uint16_t *frame_ptr = (uint16_t*)frame->data[0];
+
+ for (compno = 0; compno < numcomps; ++compno) {
+ if (image->comps[compno].w > frame->linesize[0] / numcomps) {
+ av_log(avctx, AV_LOG_ERROR, "Error: frame's linesize is too small for the image\n");
+ return 0;
+ }
+ }
+
+ for (compno = 0; compno < numcomps; ++compno) {
+ for (y = 0; y < avctx->height; ++y) {
+ image_line = image->comps[compno].data + y * image->comps[compno].w;
+ frame_index = y * (frame->linesize[0] / 2) + compno;
+ for (x = 0; x < avctx->width; ++x) {
+ image_line[x] = frame_ptr[frame_index] >> 4;
frame_index += numcomps;
}
+ for (; x < image->comps[compno].w; ++x) {
+ image_line[x] = image_line[x - 1];
+ }
+ }
+ for (; y < image->comps[compno].h; ++y) {
+ image_line = image->comps[compno].data + y * image->comps[compno].w;
+ for (x = 0; x < image->comps[compno].w; ++x) {
+ image_line[x] = image_line[x - image->comps[compno].w];
+ }
}
}
@@ -285,7 +352,7 @@ static int libopenjpeg_copy_packed16(AVCodecContext *avctx, const AVFrame *frame
int compno;
int x;
int y;
- int image_index;
+ int *image_line;
int frame_index;
const int numcomps = image->numcomps;
uint16_t *frame_ptr = (uint16_t*)frame->data[0];
@@ -299,12 +366,21 @@ static int libopenjpeg_copy_packed16(AVCodecContext *avctx, const AVFrame *frame
for (compno = 0; compno < numcomps; ++compno) {
for (y = 0; y < avctx->height; ++y) {
- image_index = y * avctx->width;
+ image_line = image->comps[compno].data + y * image->comps[compno].w;
frame_index = y * (frame->linesize[0] / 2) + compno;
for (x = 0; x < avctx->width; ++x) {
- image->comps[compno].data[image_index++] = frame_ptr[frame_index];
+ image_line[x] = frame_ptr[frame_index];
frame_index += numcomps;
}
+ for (; x < image->comps[compno].w; ++x) {
+ image_line[x] = image_line[x - 1];
+ }
+ }
+ for (; y < image->comps[compno].h; ++y) {
+ image_line = image->comps[compno].data + y * image->comps[compno].w;
+ for (x = 0; x < image->comps[compno].w; ++x) {
+ image_line[x] = image_line[x - image->comps[compno].w];
+ }
}
}
@@ -318,7 +394,7 @@ static int libopenjpeg_copy_unpacked8(AVCodecContext *avctx, const AVFrame *fram
int y;
int width;
int height;
- int image_index;
+ int *image_line;
int frame_index;
const int numcomps = image->numcomps;
@@ -333,10 +409,19 @@ static int libopenjpeg_copy_unpacked8(AVCodecContext *avctx, const AVFrame *fram
width = avctx->width / image->comps[compno].dx;
height = avctx->height / image->comps[compno].dy;
for (y = 0; y < height; ++y) {
- image_index = y * width;
+ image_line = image->comps[compno].data + y * image->comps[compno].w;
frame_index = y * frame->linesize[compno];
for (x = 0; x < width; ++x)
- image->comps[compno].data[image_index++] = frame->data[compno][frame_index++];
+ image_line[x] = frame->data[compno][frame_index++];
+ for (; x < image->comps[compno].w; ++x) {
+ image_line[x] = image_line[x - 1];
+ }
+ }
+ for (; y < image->comps[compno].h; ++y) {
+ image_line = image->comps[compno].data + y * image->comps[compno].w;
+ for (x = 0; x < image->comps[compno].w; ++x) {
+ image_line[x] = image_line[x - image->comps[compno].w];
+ }
}
}
@@ -350,7 +435,7 @@ static int libopenjpeg_copy_unpacked16(AVCodecContext *avctx, const AVFrame *fra
int y;
int width;
int height;
- int image_index;
+ int *image_line;
int frame_index;
const int numcomps = image->numcomps;
uint16_t *frame_ptr;
@@ -367,10 +452,19 @@ static int libopenjpeg_copy_unpacked16(AVCodecContext *avctx, const AVFrame *fra
height = avctx->height / image->comps[compno].dy;
frame_ptr = (uint16_t*)frame->data[compno];
for (y = 0; y < height; ++y) {
- image_index = y * width;
+ image_line = image->comps[compno].data + y * image->comps[compno].w;
frame_index = y * (frame->linesize[compno] / 2);
for (x = 0; x < width; ++x)
- image->comps[compno].data[image_index++] = frame_ptr[frame_index++];
+ image_line[x] = frame_ptr[frame_index++];
+ for (; x < image->comps[compno].w; ++x) {
+ image_line[x] = image_line[x - 1];
+ }
+ }
+ for (; y < image->comps[compno].h; ++y) {
+ image_line = image->comps[compno].data + y * image->comps[compno].w;
+ for (x = 0; x < image->comps[compno].w; ++x) {
+ image_line[x] = image_line[x - image->comps[compno].w];
+ }
}
}
@@ -383,17 +477,10 @@ static int libopenjpeg_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
LibOpenJPEGContext *ctx = avctx->priv_data;
opj_cinfo_t *compress = ctx->compress;
opj_image_t *image = ctx->image;
- opj_cio_t *stream;
+ opj_cio_t *stream = ctx->stream;
int cpyresult = 0;
int ret, len;
- AVFrame gbrframe;
-
- // x0, y0 is the top left corner of the image
- // x1, y1 is the width, height of the reference grid
- image->x0 = 0;
- image->y0 = 0;
- image->x1 = (avctx->width - 1) * ctx->enc_params.subsampling_dx + 1;
- image->y1 = (avctx->height - 1) * ctx->enc_params.subsampling_dy + 1;
+ AVFrame *gbrframe;
switch (avctx->pix_fmt) {
case AV_PIX_FMT_RGB24:
@@ -401,6 +488,9 @@ static int libopenjpeg_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
case AV_PIX_FMT_GRAY8A:
cpyresult = libopenjpeg_copy_packed8(avctx, frame, image);
break;
+ case AV_PIX_FMT_XYZ12:
+ cpyresult = libopenjpeg_copy_packed12(avctx, frame, image);
+ break;
case AV_PIX_FMT_RGB48:
case AV_PIX_FMT_RGBA64:
cpyresult = libopenjpeg_copy_packed16(avctx, frame, image);
@@ -411,18 +501,20 @@ static int libopenjpeg_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
case AV_PIX_FMT_GBRP12:
case AV_PIX_FMT_GBRP14:
case AV_PIX_FMT_GBRP16:
- gbrframe = *frame;
- gbrframe.data[0] = frame->data[2]; // swap to be rgb
- gbrframe.data[1] = frame->data[0];
- gbrframe.data[2] = frame->data[1];
- gbrframe.linesize[0] = frame->linesize[2];
- gbrframe.linesize[1] = frame->linesize[0];
- gbrframe.linesize[2] = frame->linesize[1];
+ gbrframe = av_frame_alloc();
+ av_frame_ref(gbrframe, frame);
+ gbrframe->data[0] = frame->data[2]; // swap to be rgb
+ gbrframe->data[1] = frame->data[0];
+ gbrframe->data[2] = frame->data[1];
+ gbrframe->linesize[0] = frame->linesize[2];
+ gbrframe->linesize[1] = frame->linesize[0];
+ gbrframe->linesize[2] = frame->linesize[1];
if (avctx->pix_fmt == AV_PIX_FMT_GBR24P) {
- cpyresult = libopenjpeg_copy_unpacked8(avctx, &gbrframe, image);
+ cpyresult = libopenjpeg_copy_unpacked8(avctx, gbrframe, image);
} else {
- cpyresult = libopenjpeg_copy_unpacked16(avctx, &gbrframe, image);
+ cpyresult = libopenjpeg_copy_unpacked16(avctx, gbrframe, image);
}
+ av_frame_free(&gbrframe);
break;
case AV_PIX_FMT_GRAY8:
case AV_PIX_FMT_YUV410P:
@@ -477,29 +569,20 @@ static int libopenjpeg_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
return -1;
}
- opj_setup_encoder(compress, &ctx->enc_params, image);
- stream = opj_cio_open((opj_common_ptr)compress, NULL, 0);
- if (!stream) {
- av_log(avctx, AV_LOG_ERROR, "Error creating the cio stream\n");
- return AVERROR(ENOMEM);
- }
-
+ cio_seek(stream, 0);
if (!opj_encode(compress, stream, image, NULL)) {
- opj_cio_close(stream);
av_log(avctx, AV_LOG_ERROR, "Error during the opj encode\n");
return -1;
}
len = cio_tell(stream);
if ((ret = ff_alloc_packet2(avctx, pkt, len)) < 0) {
- opj_cio_close(stream);
return ret;
}
memcpy(pkt->data, stream->buffer, len);
pkt->flags |= AV_PKT_FLAG_KEY;
*got_packet = 1;
- opj_cio_close(stream);
return 0;
}
@@ -507,8 +590,12 @@ static av_cold int libopenjpeg_encode_close(AVCodecContext *avctx)
{
LibOpenJPEGContext *ctx = avctx->priv_data;
+ opj_cio_close(ctx->stream);
+ ctx->stream = NULL;
opj_destroy_compress(ctx->compress);
+ ctx->compress = NULL;
opj_image_destroy(ctx->image);
+ ctx->image = NULL;
av_freep(&avctx->coded_frame);
return 0;
}
@@ -542,7 +629,7 @@ static const AVOption options[] = {
{ NULL },
};
-static const AVClass class = {
+static const AVClass openjpeg_class = {
.class_name = "libopenjpeg",
.item_name = av_default_item_name,
.option = options,
@@ -551,6 +638,7 @@ static const AVClass class = {
AVCodec ff_libopenjpeg_encoder = {
.name = "libopenjpeg",
+ .long_name = NULL_IF_CONFIG_SMALL("OpenJPEG JPEG 2000"),
.type = AVMEDIA_TYPE_VIDEO,
.id = AV_CODEC_ID_JPEG2000,
.priv_data_size = sizeof(LibOpenJPEGContext),
@@ -574,8 +662,8 @@ AVCodec ff_libopenjpeg_encoder = {
AV_PIX_FMT_YUV420P14, AV_PIX_FMT_YUV422P14, AV_PIX_FMT_YUV444P14,
AV_PIX_FMT_YUV420P16, AV_PIX_FMT_YUV422P16, AV_PIX_FMT_YUV444P16,
AV_PIX_FMT_YUVA420P16, AV_PIX_FMT_YUVA422P16, AV_PIX_FMT_YUVA444P16,
+ AV_PIX_FMT_XYZ12,
AV_PIX_FMT_NONE
},
- .long_name = NULL_IF_CONFIG_SMALL("OpenJPEG JPEG 2000"),
- .priv_class = &class,
+ .priv_class = &openjpeg_class,
};