X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fqtrleenc.c;h=bb686f571a9263aa3368b92b54254d6370730d02;hb=ea1136baafb1fe271cb56c3f4d7bff0267e3c70f;hp=d35bc2079604c505dcfd151f657eaeb91ea462cf;hpb=2912e87a6c9264d556734e2bf94a99c64cf9b102;p=ffmpeg diff --git a/libavcodec/qtrleenc.c b/libavcodec/qtrleenc.c index d35bc207960..bb686f571a9 100644 --- a/libavcodec/qtrleenc.c +++ b/libavcodec/qtrleenc.c @@ -25,6 +25,7 @@ #include "libavutil/imgutils.h" #include "avcodec.h" #include "bytestream.h" +#include "internal.h" /** Maximum RLE code for bulk copy */ #define MAX_RLE_BULK 127 @@ -69,13 +70,13 @@ static av_cold int qtrle_encode_init(AVCodecContext *avctx) s->avctx=avctx; switch (avctx->pix_fmt) { - case PIX_FMT_RGB555BE: + case AV_PIX_FMT_RGB555BE: s->pixel_size = 2; break; - case PIX_FMT_RGB24: + case AV_PIX_FMT_RGB24: s->pixel_size = 3; break; - case PIX_FMT_ARGB: + case AV_PIX_FMT_ARGB: s->pixel_size = 4; break; default: @@ -96,7 +97,7 @@ static av_cold int qtrle_encode_init(AVCodecContext *avctx) return -1; } - s->max_buf_size = s->avctx->width*s->avctx->height*s->pixel_size /* image base material */ + s->max_buf_size = s->avctx->width*s->avctx->height*s->pixel_size*2 /* image base material */ + 15 /* header + footer */ + s->avctx->height*2 /* skip code+rle end */ + s->avctx->width/MAX_RLE_BULK + 1 /* rle codes */; @@ -107,7 +108,7 @@ static av_cold int qtrle_encode_init(AVCodecContext *avctx) /** * Compute the best RLE sequence for a line */ -static void qtrle_encode_line(QtrleEncContext *s, AVFrame *p, int line, uint8_t **buf) +static void qtrle_encode_line(QtrleEncContext *s, const AVFrame *p, int line, uint8_t **buf) { int width=s->avctx->width; int i; @@ -120,7 +121,7 @@ static void qtrle_encode_line(QtrleEncContext *s, AVFrame *p, int line, uint8_t unsigned int skipcount; /* This will be the number of consecutive equal pixels in the current * frame, starting from the ith one also */ - unsigned int av_uninit(repeatcount); + unsigned int repeatcount; /* The cost of the three different possibilities */ int total_bulk_cost; @@ -237,7 +238,7 @@ static void qtrle_encode_line(QtrleEncContext *s, AVFrame *p, int line, uint8_t } /** Encode frame including header */ -static int encode_frame(QtrleEncContext *s, AVFrame *p, uint8_t *buf) +static int encode_frame(QtrleEncContext *s, const AVFrame *p, uint8_t *buf) { int i; int start_line = 0; @@ -278,36 +279,41 @@ static int encode_frame(QtrleEncContext *s, AVFrame *p, uint8_t *buf) return buf - orig_buf; } -static int qtrle_encode_frame(AVCodecContext *avctx, uint8_t *buf, int buf_size, void *data) +static int qtrle_encode_frame(AVCodecContext *avctx, AVPacket *pkt, + const AVFrame *pict, int *got_packet) { QtrleEncContext * const s = avctx->priv_data; - AVFrame *pict = data; AVFrame * const p = &s->frame; - int chunksize; + int ret; *p = *pict; - if (buf_size < s->max_buf_size) { + if ((ret = ff_alloc_packet(pkt, s->max_buf_size)) < 0) { /* Upper bound check for compressed data */ - av_log(avctx, AV_LOG_ERROR, "buf_size %d < %d\n", buf_size, s->max_buf_size); - return -1; + av_log(avctx, AV_LOG_ERROR, "Error getting output packet of size %d.\n", s->max_buf_size); + return ret; } if (avctx->gop_size == 0 || (s->avctx->frame_number % avctx->gop_size) == 0) { /* I-Frame */ - p->pict_type = FF_I_TYPE; + p->pict_type = AV_PICTURE_TYPE_I; p->key_frame = 1; } else { /* P-Frame */ - p->pict_type = FF_P_TYPE; + p->pict_type = AV_PICTURE_TYPE_P; p->key_frame = 0; } - chunksize = encode_frame(s, pict, buf); + pkt->size = encode_frame(s, pict, pkt->data); /* save the current frame */ av_picture_copy(&s->previous_frame, (AVPicture *)p, avctx->pix_fmt, avctx->width, avctx->height); - return chunksize; + + if (p->key_frame) + pkt->flags |= AV_PKT_FLAG_KEY; + *got_packet = 1; + + return 0; } static av_cold int qtrle_encode_end(AVCodecContext *avctx) @@ -322,13 +328,15 @@ static av_cold int qtrle_encode_end(AVCodecContext *avctx) } AVCodec ff_qtrle_encoder = { - "qtrle", - AVMEDIA_TYPE_VIDEO, - CODEC_ID_QTRLE, - sizeof(QtrleEncContext), - qtrle_encode_init, - qtrle_encode_frame, - qtrle_encode_end, - .pix_fmts = (const enum PixelFormat[]){PIX_FMT_RGB24, PIX_FMT_RGB555BE, PIX_FMT_ARGB, PIX_FMT_NONE}, - .long_name = NULL_IF_CONFIG_SMALL("QuickTime Animation (RLE) video"), + .name = "qtrle", + .type = AVMEDIA_TYPE_VIDEO, + .id = AV_CODEC_ID_QTRLE, + .priv_data_size = sizeof(QtrleEncContext), + .init = qtrle_encode_init, + .encode2 = qtrle_encode_frame, + .close = qtrle_encode_end, + .pix_fmts = (const enum AVPixelFormat[]){ + AV_PIX_FMT_RGB24, AV_PIX_FMT_RGB555BE, AV_PIX_FMT_ARGB, AV_PIX_FMT_NONE + }, + .long_name = NULL_IF_CONFIG_SMALL("QuickTime Animation (RLE) video"), };