mirror of https://github.com/mpv-player/mpv
160 lines
3.9 KiB
C
160 lines
3.9 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "config.h"
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#include "mp_msg.h"
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#include "help_mp.h"
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#include "codec-cfg.h"
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#include "stream/stream.h"
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#include "libmpdemux/demuxer.h"
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#include "libmpdemux/stheader.h"
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#include "stream/stream.h"
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#include "libmpdemux/muxer.h"
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#include "img_format.h"
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#include "mp_image.h"
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#include "vf.h"
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//===========================================================================//
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struct vf_priv_s {
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muxer_stream_t* mux;
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};
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#define mux_v (vf->priv->mux)
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static int set_format(struct vf_instance_s *vf, unsigned int fmt) {
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mux_v->bih->biCompression = fmt;
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mux_v->bih->biPlanes = 1;
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if (IMGFMT_IS_RGB(fmt)) {
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if (IMGFMT_RGB_DEPTH(fmt) < 8 && !(fmt&128))
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mux_v->bih->biBitCount = IMGFMT_RGB_DEPTH(fmt);
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else
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mux_v->bih->biBitCount = (IMGFMT_RGB_DEPTH(fmt)+7)&(~7);
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return 1;
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}
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if (IMGFMT_IS_BGR(fmt)) {
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if (IMGFMT_BGR_DEPTH(fmt) < 8 && !(fmt&128))
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mux_v->bih->biBitCount = IMGFMT_BGR_DEPTH(fmt);
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else
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mux_v->bih->biBitCount = (IMGFMT_BGR_DEPTH(fmt)+7)&(~7);
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return 1;
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}
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switch (fmt) {
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case IMGFMT_I420:
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case IMGFMT_IYUV:
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case IMGFMT_YV12:
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case IMGFMT_411P:
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mux_v->bih->biPlanes = 3;
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mux_v->bih->biBitCount = 12;
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break;
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case IMGFMT_444P:
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mux_v->bih->biPlanes = 3;
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mux_v->bih->biBitCount = 24;
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break;
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case IMGFMT_422P:
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mux_v->bih->biPlanes = 3;
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mux_v->bih->biBitCount = 16;
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break;
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case IMGFMT_IF09:
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mux_v->bih->biPlanes = 4;
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case IMGFMT_YVU9:
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mux_v->bih->biBitCount = 9;
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break;
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case IMGFMT_UYVY:
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case IMGFMT_YUY2:
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mux_v->bih->biBitCount = 16;
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break;
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case IMGFMT_Y8:
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mux_v->bih->biBitCount = 8;
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break;
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default:
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mp_msg(MSGT_MENCODER, MSGL_INFO, MSGTR_MPCODECS_OutputWithFourccNotSupported, fmt);
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mux_v->bih->biCompression = 0;
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return 0;
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}
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return 1;
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}
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static int config(struct vf_instance_s *vf,
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int width, int height, int d_width, int d_height,
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unsigned int flags, unsigned int outfmt)
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{
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int ret;
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mux_v->bih->biWidth = width;
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mux_v->bih->biHeight = height;
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mux_v->aspect = (float)d_width/d_height;
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ret = set_format(vf, outfmt);
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if (!ret) return 0;
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mux_v->bih->biSizeImage = mux_v->bih->biWidth*mux_v->bih->biHeight*mux_v->bih->biBitCount/8;
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return 1;
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}
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static int control(struct vf_instance_s *vf, int request, void *data) {
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return CONTROL_UNKNOWN;
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}
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static int query_format(struct vf_instance_s *vf, unsigned int fmt) {
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if (IMGFMT_IS_RGB(fmt) || IMGFMT_IS_BGR(fmt))
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return VFCAP_CSP_SUPPORTED | VFCAP_CSP_SUPPORTED_BY_HW;
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switch (fmt) {
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case IMGFMT_I420:
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case IMGFMT_IYUV:
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case IMGFMT_YV12:
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case IMGFMT_411P:
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case IMGFMT_444P:
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case IMGFMT_422P:
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case IMGFMT_UYVY:
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case IMGFMT_YUY2:
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case IMGFMT_YVU9:
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case IMGFMT_IF09:
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case IMGFMT_Y8:
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return VFCAP_CSP_SUPPORTED | VFCAP_CSP_SUPPORTED_BY_HW;
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}
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return 0;
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}
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static int put_image(struct vf_instance_s *vf, mp_image_t *mpi, double pts) {
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mux_v->buffer = mpi->planes[0];
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muxer_write_chunk(mux_v, mpi->width*mpi->height*mux_v->bih->biBitCount/8, 0x10, pts, pts);
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return 1;
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}
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//===========================================================================//
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static int vf_open(vf_instance_t *vf, char* args){
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vf->config = config;
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vf->default_caps = VFCAP_CONSTANT;
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vf->control = control;
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vf->query_format = query_format;
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vf->put_image = put_image;
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vf->default_caps = 0;
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vf->priv = malloc(sizeof(struct vf_priv_s));
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memset(vf->priv, 0, sizeof(struct vf_priv_s));
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vf->priv->mux = (muxer_stream_t*)args;
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mux_v->bih = calloc(1, sizeof(BITMAPINFOHEADER));
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mux_v->bih->biSize = sizeof(BITMAPINFOHEADER);
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mux_v->bih->biWidth = 0;
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mux_v->bih->biHeight = 0;
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return 1;
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}
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vf_info_t ve_info_raw = {
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"raw encoder",
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"raw",
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"jwe21@cam.ac.uk",
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"Based on rawrgb",
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vf_open
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};
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//===========================================================================//
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